Android 237

README.md

@@ -1,3 +1,18 @@
+| Pull Request | Commit | Title | Author | Merged? |
+|----|----|----|----|----|
+| [12461](https://github.com/yuzu-emu/yuzu//pull/12461) | [`54eb8dcc9`](https://github.com/yuzu-emu/yuzu//pull/12461/files) | Rework Nvdec and VIC to fix out-of-order videos, and speed up decoding. | [Kelebek1](https://github.com/Kelebek1/) | Yes |
+| [12749](https://github.com/yuzu-emu/yuzu//pull/12749) | [`aad4b0d6f`](https://github.com/yuzu-emu/yuzu//pull/12749/files) | general: workarounds for SMMU syncing issues | [liamwhite](https://github.com/liamwhite/) | Yes |
+| [12756](https://github.com/yuzu-emu/yuzu//pull/12756) | [`cd3de0848`](https://github.com/yuzu-emu/yuzu//pull/12756/files) | general: applet multiprocess | [liamwhite](https://github.com/liamwhite/) | Yes |
+| [12920](https://github.com/yuzu-emu/yuzu//pull/12920) | [`2600ac65c`](https://github.com/yuzu-emu/yuzu//pull/12920/files) | android: Move JNI setup and helpers to common | [t895](https://github.com/t895/) | Yes |
+| [12951](https://github.com/yuzu-emu/yuzu//pull/12951) | [`fee263c59`](https://github.com/yuzu-emu/yuzu//pull/12951/files) | ipc: additional fixes | [liamwhite](https://github.com/liamwhite/) | Yes |
+| [12955](https://github.com/yuzu-emu/yuzu//pull/12955) | [`8d2ad3d8f`](https://github.com/yuzu-emu/yuzu//pull/12955/files) | dmnt: cheat: Avoid invalidating cache on 32bit | [german77](https://github.com/german77/) | Yes |
+| [12964](https://github.com/yuzu-emu/yuzu//pull/12964) | [`d93459db6`](https://github.com/yuzu-emu/yuzu//pull/12964/files) | android: Remove foreground service | [t895](https://github.com/t895/) | Yes |
+
+
+End of merge log. You can find the original README.md below the break.
+
+-----
+
 <!--
 SPDX-FileCopyrightText: 2018 yuzu Emulator Project
 SPDX-License-Identifier: GPL-2.0-or-later

src/CMakeLists.txt

@@ -164,6 +164,7 @@ else()
 
     if (MINGW)
         add_definitions(-DMINGW_HAS_SECURE_API)
+        add_compile_options("-msse4.1")
 
         if (MINGW_STATIC_BUILD)
             add_definitions(-DQT_STATICPLUGIN)

src/android/app/src/main/AndroidManifest.xml

@@ -12,8 +12,6 @@ SPDX-License-Identifier: GPL-3.0-or-later
     <uses-feature android:name="android.hardware.vulkan.version" android:version="0x401000" android:required="true" />
 
     <uses-permission android:name="android.permission.INTERNET" />
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_SPECIAL_USE" />
     <uses-permission android:name="android.permission.NFC" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
@@ -80,10 +78,6 @@ SPDX-License-Identifier: GPL-3.0-or-later
                 android:resource="@xml/nfc_tech_filter" />
         </activity>
 
-        <service android:name="org.yuzu.yuzu_emu.utils.ForegroundService" android:foregroundServiceType="specialUse">
-            <property android:name="android.app.PROPERTY_SPECIAL_USE_FGS_SUBTYPE" android:value="Keep emulation running in background"/>
-        </service>
-
         <provider
             android:name=".features.DocumentProvider"
             android:authorities="${applicationId}.user"

src/android/app/src/main/java/org/yuzu/yuzu_emu/YuzuApplication.kt

@@ -17,17 +17,6 @@ fun Context.getPublicFilesDir(): File = getExternalFilesDir(null) ?: filesDir
 
 class YuzuApplication : Application() {
     private fun createNotificationChannels() {
-        val emulationChannel = NotificationChannel(
-            getString(R.string.emulation_notification_channel_id),
-            getString(R.string.emulation_notification_channel_name),
-            NotificationManager.IMPORTANCE_LOW
-        )
-        emulationChannel.description = getString(
-            R.string.emulation_notification_channel_description
-        )
-        emulationChannel.setSound(null, null)
-        emulationChannel.vibrationPattern = null
-
         val noticeChannel = NotificationChannel(
             getString(R.string.notice_notification_channel_id),
             getString(R.string.notice_notification_channel_name),
@@ -39,7 +28,6 @@ class YuzuApplication : Application() {
         // Register the channel with the system; you can't change the importance
         // or other notification behaviors after this
         val notificationManager = getSystemService(NotificationManager::class.java)
-        notificationManager.createNotificationChannel(emulationChannel)
         notificationManager.createNotificationChannel(noticeChannel)
     }
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt

@@ -4,7 +4,6 @@
 package org.yuzu.yuzu_emu.activities
 
 import android.annotation.SuppressLint
-import android.app.Activity
 import android.app.PendingIntent
 import android.app.PictureInPictureParams
 import android.app.RemoteAction
@@ -45,7 +44,6 @@ import org.yuzu.yuzu_emu.features.settings.model.IntSetting
 import org.yuzu.yuzu_emu.features.settings.model.Settings
 import org.yuzu.yuzu_emu.model.EmulationViewModel
 import org.yuzu.yuzu_emu.model.Game
-import org.yuzu.yuzu_emu.utils.ForegroundService
 import org.yuzu.yuzu_emu.utils.InputHandler
 import org.yuzu.yuzu_emu.utils.Log
 import org.yuzu.yuzu_emu.utils.MemoryUtil
@@ -74,11 +72,6 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener {
 
     private val emulationViewModel: EmulationViewModel by viewModels()
 
-    override fun onDestroy() {
-        stopForegroundService(this)
-        super.onDestroy()
-    }
-
     override fun onCreate(savedInstanceState: Bundle?) {
         Log.gameLaunched = true
         ThemeHelper.setTheme(this)
@@ -125,10 +118,6 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener {
                     .apply()
             }
         }
-
-        // Start a foreground service to prevent the app from getting killed in the background
-        val startIntent = Intent(this, ForegroundService::class.java)
-        startForegroundService(startIntent)
     }
 
     override fun onKeyDown(keyCode: Int, event: KeyEvent): Boolean {
@@ -481,12 +470,6 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener {
             activity.startActivity(launcher)
         }
 
-        fun stopForegroundService(activity: Activity) {
-            val startIntent = Intent(activity, ForegroundService::class.java)
-            startIntent.action = ForegroundService.ACTION_STOP
-            activity.startForegroundService(startIntent)
-        }
-
         private fun areCoordinatesOutside(view: View?, x: Float, y: Float): Boolean {
             if (view == null) {
                 return true

src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt

@@ -34,7 +34,6 @@ import kotlinx.coroutines.launch
 import org.yuzu.yuzu_emu.HomeNavigationDirections
 import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.R
-import org.yuzu.yuzu_emu.activities.EmulationActivity
 import org.yuzu.yuzu_emu.databinding.ActivityMainBinding
 import org.yuzu.yuzu_emu.features.settings.model.Settings
 import org.yuzu.yuzu_emu.fragments.AddGameFolderDialogFragment
@@ -177,9 +176,6 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
             }
         }
 
-        // Dismiss previous notifications (should not happen unless a crash occurred)
-        EmulationActivity.stopForegroundService(this)
-
         setInsets()
     }
 
@@ -298,11 +294,6 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
         super.onResume()
     }
 
-    override fun onDestroy() {
-        EmulationActivity.stopForegroundService(this)
-        super.onDestroy()
-    }
-
     private fun setInsets() =
         ViewCompat.setOnApplyWindowInsetsListener(
             binding.root

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/ForegroundService.kt

@@ -1,70 +0,0 @@
-// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package org.yuzu.yuzu_emu.utils
-
-import android.app.PendingIntent
-import android.app.Service
-import android.content.Intent
-import android.os.IBinder
-import androidx.core.app.NotificationCompat
-import androidx.core.app.NotificationManagerCompat
-import org.yuzu.yuzu_emu.R
-import org.yuzu.yuzu_emu.activities.EmulationActivity
-
-/**
- * A service that shows a permanent notification in the background to avoid the app getting
- * cleared from memory by the system.
- */
-class ForegroundService : Service() {
-    companion object {
-        const val EMULATION_RUNNING_NOTIFICATION = 0x1000
-
-        const val ACTION_STOP = "stop"
-    }
-
-    private fun showRunningNotification() {
-        // Intent is used to resume emulation if the notification is clicked
-        val contentIntent = PendingIntent.getActivity(
-            this,
-            0,
-            Intent(this, EmulationActivity::class.java),
-            PendingIntent.FLAG_IMMUTABLE
-        )
-        val builder =
-            NotificationCompat.Builder(this, getString(R.string.emulation_notification_channel_id))
-                .setSmallIcon(R.drawable.ic_stat_notification_logo)
-                .setContentTitle(getString(R.string.app_name))
-                .setContentText(getString(R.string.emulation_notification_running))
-                .setPriority(NotificationCompat.PRIORITY_LOW)
-                .setOngoing(true)
-                .setVibrate(null)
-                .setSound(null)
-                .setContentIntent(contentIntent)
-        startForeground(EMULATION_RUNNING_NOTIFICATION, builder.build())
-    }
-
-    override fun onBind(intent: Intent): IBinder? {
-        return null
-    }
-
-    override fun onCreate() {
-        showRunningNotification()
-    }
-
-    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
-        if (intent == null) {
-            return START_NOT_STICKY
-        }
-        if (intent.action == ACTION_STOP) {
-            NotificationManagerCompat.from(this).cancel(EMULATION_RUNNING_NOTIFICATION)
-            stopForeground(STOP_FOREGROUND_REMOVE)
-            stopSelfResult(startId)
-        }
-        return START_STICKY
-    }
-
-    override fun onDestroy() {
-        NotificationManagerCompat.from(this).cancel(EMULATION_RUNNING_NOTIFICATION)
-    }
-}

src/android/app/src/main/jni/CMakeLists.txt

@@ -2,14 +2,8 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 add_library(yuzu-android SHARED
-    android_common/android_common.cpp
-    android_common/android_common.h
-    applets/software_keyboard.cpp
-    applets/software_keyboard.h
     emu_window/emu_window.cpp
     emu_window/emu_window.h
-    id_cache.cpp
-    id_cache.h
     native.cpp
     native.h
     native_config.cpp

src/android/app/src/main/jni/emu_window/emu_window.cpp

@@ -3,6 +3,7 @@
 
 #include <android/native_window_jni.h>
 
+#include "common/android/id_cache.h"
 #include "common/logging/log.h"
 #include "input_common/drivers/touch_screen.h"
 #include "input_common/drivers/virtual_amiibo.h"
@@ -60,7 +61,8 @@ void EmuWindow_Android::OnRemoveNfcTag() {
 
 void EmuWindow_Android::OnFrameDisplayed() {
     if (!m_first_frame) {
-        EmulationSession::GetInstance().OnEmulationStarted();
+        Common::Android::RunJNIOnFiber<void>(
+            [&](JNIEnv* env) { EmulationSession::GetInstance().OnEmulationStarted(); });
         m_first_frame = true;
     }
 }

src/android/app/src/main/jni/game_metadata.cpp

@@ -1,13 +1,12 @@
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/android/android_common.h"
 #include "core/core.h"
 #include "core/file_sys/fs_filesystem.h"
 #include "core/file_sys/patch_manager.h"
 #include "core/loader/loader.h"
 #include "core/loader/nro.h"
-#include "jni.h"
-#include "jni/android_common/android_common.h"
 #include "native.h"
 
 struct RomMetadata {
@@ -79,7 +78,7 @@ extern "C" {
 jboolean Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getIsValid(JNIEnv* env, jobject obj,
                                                                jstring jpath) {
     const auto file = EmulationSession::GetInstance().System().GetFilesystem()->OpenFile(
-        GetJString(env, jpath), FileSys::OpenMode::Read);
+        Common::Android::GetJString(env, jpath), FileSys::OpenMode::Read);
     if (!file) {
         return false;
     }
@@ -104,27 +103,31 @@ jboolean Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getIsValid(JNIEnv* env, jobj
 
 jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getTitle(JNIEnv* env, jobject obj,
                                                             jstring jpath) {
-    return ToJString(env, GetRomMetadata(GetJString(env, jpath)).title);
+    return Common::Android::ToJString(
+        env, GetRomMetadata(Common::Android::GetJString(env, jpath)).title);
 }
 
 jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getProgramId(JNIEnv* env, jobject obj,
                                                                 jstring jpath) {
-    return ToJString(env, std::to_string(GetRomMetadata(GetJString(env, jpath)).programId));
+    return Common::Android::ToJString(
+        env, std::to_string(GetRomMetadata(Common::Android::GetJString(env, jpath)).programId));
 }
 
 jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getDeveloper(JNIEnv* env, jobject obj,
                                                                 jstring jpath) {
-    return ToJString(env, GetRomMetadata(GetJString(env, jpath)).developer);
+    return Common::Android::ToJString(
+        env, GetRomMetadata(Common::Android::GetJString(env, jpath)).developer);
 }
 
 jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getVersion(JNIEnv* env, jobject obj,
                                                               jstring jpath, jboolean jreload) {
-    return ToJString(env, GetRomMetadata(GetJString(env, jpath), jreload).version);
+    return Common::Android::ToJString(
+        env, GetRomMetadata(Common::Android::GetJString(env, jpath), jreload).version);
 }
 
 jbyteArray Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getIcon(JNIEnv* env, jobject obj,
                                                               jstring jpath) {
-    auto icon_data = GetRomMetadata(GetJString(env, jpath)).icon;
+    auto icon_data = GetRomMetadata(Common::Android::GetJString(env, jpath)).icon;
     jbyteArray icon = env->NewByteArray(static_cast<jsize>(icon_data.size()));
     env->SetByteArrayRegion(icon, 0, env->GetArrayLength(icon),
                             reinterpret_cast<jbyte*>(icon_data.data()));
@@ -133,7 +136,8 @@ jbyteArray Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getIcon(JNIEnv* env, jobje
 
 jboolean Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getIsHomebrew(JNIEnv* env, jobject obj,
                                                                   jstring jpath) {
-    return static_cast<jboolean>(GetRomMetadata(GetJString(env, jpath)).isHomebrew);
+    return static_cast<jboolean>(
+        GetRomMetadata(Common::Android::GetJString(env, jpath)).isHomebrew);
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_GameMetadata_resetMetadata(JNIEnv* env, jobject obj) {

src/android/app/src/main/jni/native.cpp

@@ -20,6 +20,8 @@
 #include <frontend_common/content_manager.h>
 #include <jni.h>
 
+#include "common/android/android_common.h"
+#include "common/android/id_cache.h"
 #include "common/detached_tasks.h"
 #include "common/dynamic_library.h"
 #include "common/fs/path_util.h"
@@ -57,8 +59,6 @@
 #include "hid_core/frontend/emulated_controller.h"
 #include "hid_core/hid_core.h"
 #include "hid_core/hid_types.h"
-#include "jni/android_common/android_common.h"
-#include "jni/id_cache.h"
 #include "jni/native.h"
 #include "video_core/renderer_base.h"
 #include "video_core/renderer_vulkan/renderer_vulkan.h"
@@ -228,7 +228,7 @@ Core::SystemResultStatus EmulationSession::InitializeEmulation(const std::string
         std::make_unique<EmuWindow_Android>(&m_input_subsystem, m_native_window, m_vulkan_library);
 
     // Initialize system.
-    jauto android_keyboard = std::make_unique<SoftwareKeyboard::AndroidKeyboard>();
+    jauto android_keyboard = std::make_unique<Common::Android::SoftwareKeyboard::AndroidKeyboard>();
     m_software_keyboard = android_keyboard.get();
     m_system.SetShuttingDown(false);
     m_system.ApplySettings();
@@ -411,37 +411,39 @@ void EmulationSession::OnGamepadDisconnectEvent([[maybe_unused]] int index) {
     controller->Disconnect();
 }
 
-SoftwareKeyboard::AndroidKeyboard* EmulationSession::SoftwareKeyboard() {
+Common::Android::SoftwareKeyboard::AndroidKeyboard* EmulationSession::SoftwareKeyboard() {
     return m_software_keyboard;
 }
 
 void EmulationSession::LoadDiskCacheProgress(VideoCore::LoadCallbackStage stage, int progress,
                                              int max) {
-    JNIEnv* env = IDCache::GetEnvForThread();
-    env->CallStaticVoidMethod(IDCache::GetDiskCacheProgressClass(),
-                              IDCache::GetDiskCacheLoadProgress(), static_cast<jint>(stage),
+    JNIEnv* env = Common::Android::GetEnvForThread();
+    env->CallStaticVoidMethod(Common::Android::GetDiskCacheProgressClass(),
+                              Common::Android::GetDiskCacheLoadProgress(), static_cast<jint>(stage),
                               static_cast<jint>(progress), static_cast<jint>(max));
 }
 
 void EmulationSession::OnEmulationStarted() {
-    JNIEnv* env = IDCache::GetEnvForThread();
-    env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(), IDCache::GetOnEmulationStarted());
+    JNIEnv* env = Common::Android::GetEnvForThread();
+    env->CallStaticVoidMethod(Common::Android::GetNativeLibraryClass(),
+                              Common::Android::GetOnEmulationStarted());
 }
 
 void EmulationSession::OnEmulationStopped(Core::SystemResultStatus result) {
-    JNIEnv* env = IDCache::GetEnvForThread();
-    env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(), IDCache::GetOnEmulationStopped(),
-                              static_cast<jint>(result));
+    JNIEnv* env = Common::Android::GetEnvForThread();
+    env->CallStaticVoidMethod(Common::Android::GetNativeLibraryClass(),
+                              Common::Android::GetOnEmulationStopped(), static_cast<jint>(result));
 }
 
 void EmulationSession::ChangeProgram(std::size_t program_index) {
-    JNIEnv* env = IDCache::GetEnvForThread();
-    env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(), IDCache::GetOnProgramChanged(),
+    JNIEnv* env = Common::Android::GetEnvForThread();
+    env->CallStaticVoidMethod(Common::Android::GetNativeLibraryClass(),
+                              Common::Android::GetOnProgramChanged(),
                               static_cast<jint>(program_index));
 }
 
 u64 EmulationSession::GetProgramId(JNIEnv* env, jstring jprogramId) {
-    auto program_id_string = GetJString(env, jprogramId);
+    auto program_id_string = Common::Android::GetJString(env, jprogramId);
     try {
         return std::stoull(program_id_string);
     } catch (...) {
@@ -491,7 +493,7 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_surfaceDestroyed(JNIEnv* env, jobject
 
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_setAppDirectory(JNIEnv* env, jobject instance,
                                                            [[maybe_unused]] jstring j_directory) {
-    Common::FS::SetAppDirectory(GetJString(env, j_directory));
+    Common::FS::SetAppDirectory(Common::Android::GetJString(env, j_directory));
 }
 
 int Java_org_yuzu_yuzu_1emu_NativeLibrary_installFileToNand(JNIEnv* env, jobject instance,
@@ -501,21 +503,22 @@ int Java_org_yuzu_yuzu_1emu_NativeLibrary_installFileToNand(JNIEnv* env, jobject
         jlambdaClass, "invoke", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
     const auto callback = [env, jcallback, jlambdaInvokeMethod](size_t max, size_t progress) {
         auto jwasCancelled = env->CallObjectMethod(jcallback, jlambdaInvokeMethod,
-                                                   ToJDouble(env, max), ToJDouble(env, progress));
-        return GetJBoolean(env, jwasCancelled);
+                                                   Common::Android::ToJDouble(env, max),
+                                                   Common::Android::ToJDouble(env, progress));
+        return Common::Android::GetJBoolean(env, jwasCancelled);
     };
 
     return static_cast<int>(
         ContentManager::InstallNSP(EmulationSession::GetInstance().System(),
                                    *EmulationSession::GetInstance().System().GetFilesystem(),
-                                   GetJString(env, j_file), callback));
+                                   Common::Android::GetJString(env, j_file), callback));
 }
 
 jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_doesUpdateMatchProgram(JNIEnv* env, jobject jobj,
                                                                       jstring jprogramId,
                                                                       jstring jupdatePath) {
     u64 program_id = EmulationSession::GetProgramId(env, jprogramId);
-    std::string updatePath = GetJString(env, jupdatePath);
+    std::string updatePath = Common::Android::GetJString(env, jupdatePath);
     std::shared_ptr<FileSys::NSP> nsp = std::make_shared<FileSys::NSP>(
         EmulationSession::GetInstance().System().GetFilesystem()->OpenFile(
             updatePath, FileSys::OpenMode::Read));
@@ -538,8 +541,10 @@ void JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_initializeGpuDriver(JNIEnv* e
                                                                        jstring custom_driver_name,
                                                                        jstring file_redirect_dir) {
     EmulationSession::GetInstance().InitializeGpuDriver(
-        GetJString(env, hook_lib_dir), GetJString(env, custom_driver_dir),
-        GetJString(env, custom_driver_name), GetJString(env, file_redirect_dir));
+        Common::Android::GetJString(env, hook_lib_dir),
+        Common::Android::GetJString(env, custom_driver_dir),
+        Common::Android::GetJString(env, custom_driver_name),
+        Common::Android::GetJString(env, file_redirect_dir));
 }
 
 [[maybe_unused]] static bool CheckKgslPresent() {
@@ -566,7 +571,7 @@ jobjectArray Java_org_yuzu_yuzu_1emu_utils_GpuDriverHelper_getSystemDriverInfo(
     JNIEnv* env, jobject j_obj, jobject j_surf, jstring j_hook_lib_dir) {
     const char* file_redirect_dir_{};
     int featureFlags{};
-    std::string hook_lib_dir = GetJString(env, j_hook_lib_dir);
+    std::string hook_lib_dir = Common::Android::GetJString(env, j_hook_lib_dir);
     auto handle = adrenotools_open_libvulkan(RTLD_NOW, featureFlags, nullptr, hook_lib_dir.c_str(),
                                              nullptr, nullptr, file_redirect_dir_, nullptr);
     auto driver_library = std::make_shared<Common::DynamicLibrary>(handle);
@@ -587,9 +592,10 @@ jobjectArray Java_org_yuzu_yuzu_1emu_utils_GpuDriverHelper_getSystemDriverInfo(
         fmt::format("{}.{}.{}", VK_API_VERSION_MAJOR(driver_version),
                     VK_API_VERSION_MINOR(driver_version), VK_API_VERSION_PATCH(driver_version));
 
-    jobjectArray j_driver_info =
-        env->NewObjectArray(2, IDCache::GetStringClass(), ToJString(env, version_string));
-    env->SetObjectArrayElement(j_driver_info, 1, ToJString(env, device.GetDriverName()));
+    jobjectArray j_driver_info = env->NewObjectArray(
+        2, Common::Android::GetStringClass(), Common::Android::ToJString(env, version_string));
+    env->SetObjectArrayElement(j_driver_info, 1,
+                               Common::Android::ToJString(env, device.GetDriverName()));
     return j_driver_info;
 }
 
@@ -742,15 +748,15 @@ jdoubleArray Java_org_yuzu_yuzu_1emu_NativeLibrary_getPerfStats(JNIEnv* env, jcl
 
 jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getCpuBackend(JNIEnv* env, jclass clazz) {
     if (Settings::IsNceEnabled()) {
-        return ToJString(env, "NCE");
+        return Common::Android::ToJString(env, "NCE");
     }
 
-    return ToJString(env, "JIT");
+    return Common::Android::ToJString(env, "JIT");
 }
 
 jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getGpuDriver(JNIEnv* env, jobject jobj) {
-    return ToJString(env,
-                     EmulationSession::GetInstance().System().GPU().Renderer().GetDeviceVendor());
+    return Common::Android::ToJString(
+        env, EmulationSession::GetInstance().System().GPU().Renderer().GetDeviceVendor());
 }
 
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_applySettings(JNIEnv* env, jobject jobj) {
@@ -764,13 +770,14 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_logSettings(JNIEnv* env, jobject jobj
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_run(JNIEnv* env, jobject jobj, jstring j_path,
                                                jint j_program_index,
                                                jboolean j_frontend_initiated) {
-    const std::string path = GetJString(env, j_path);
+    const std::string path = Common::Android::GetJString(env, j_path);
 
     const Core::SystemResultStatus result{
         RunEmulation(path, j_program_index, j_frontend_initiated)};
     if (result != Core::SystemResultStatus::Success) {
-        env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(),
-                                  IDCache::GetExitEmulationActivity(), static_cast<int>(result));
+        env->CallStaticVoidMethod(Common::Android::GetNativeLibraryClass(),
+                                  Common::Android::GetExitEmulationActivity(),
+                                  static_cast<int>(result));
     }
 }
 
@@ -781,7 +788,7 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_logDeviceInfo(JNIEnv* env, jclass cla
 
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_submitInlineKeyboardText(JNIEnv* env, jclass clazz,
                                                                     jstring j_text) {
-    const std::u16string input = Common::UTF8ToUTF16(GetJString(env, j_text));
+    const std::u16string input = Common::UTF8ToUTF16(Common::Android::GetJString(env, j_text));
     EmulationSession::GetInstance().SoftwareKeyboard()->SubmitInlineKeyboardText(input);
 }
 
@@ -815,16 +822,16 @@ jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getAppletLaunchPath(JNIEnv* env, j
     auto bis_system =
         EmulationSession::GetInstance().System().GetFileSystemController().GetSystemNANDContents();
     if (!bis_system) {
-        return ToJString(env, "");
+        return Common::Android::ToJString(env, "");
     }
 
     auto applet_nca =
         bis_system->GetEntry(static_cast<u64>(jid), FileSys::ContentRecordType::Program);
     if (!applet_nca) {
-        return ToJString(env, "");
+        return Common::Android::ToJString(env, "");
     }
 
-    return ToJString(env, applet_nca->GetFullPath());
+    return Common::Android::ToJString(env, applet_nca->GetFullPath());
 }
 
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_setCurrentAppletId(JNIEnv* env, jclass clazz,
@@ -857,7 +864,7 @@ jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_isFirmwareAvailable(JNIEnv* env,
 jobjectArray Java_org_yuzu_yuzu_1emu_NativeLibrary_getPatchesForFile(JNIEnv* env, jobject jobj,
                                                                      jstring jpath,
                                                                      jstring jprogramId) {
-    const auto path = GetJString(env, jpath);
+    const auto path = Common::Android::GetJString(env, jpath);
     const auto vFile =
         Core::GetGameFileFromPath(EmulationSession::GetInstance().System().GetFilesystem(), path);
     if (vFile == nullptr) {
@@ -875,14 +882,15 @@ jobjectArray Java_org_yuzu_yuzu_1emu_NativeLibrary_getPatchesForFile(JNIEnv* env
 
     auto patches = pm.GetPatches(update_raw);
     jobjectArray jpatchArray =
-        env->NewObjectArray(patches.size(), IDCache::GetPatchClass(), nullptr);
+        env->NewObjectArray(patches.size(), Common::Android::GetPatchClass(), nullptr);
     int i = 0;
     for (const auto& patch : patches) {
         jobject jpatch = env->NewObject(
-            IDCache::GetPatchClass(), IDCache::GetPatchConstructor(), patch.enabled,
-            ToJString(env, patch.name), ToJString(env, patch.version),
-            static_cast<jint>(patch.type), ToJString(env, std::to_string(patch.program_id)),
-            ToJString(env, std::to_string(patch.title_id)));
+            Common::Android::GetPatchClass(), Common::Android::GetPatchConstructor(), patch.enabled,
+            Common::Android::ToJString(env, patch.name),
+            Common::Android::ToJString(env, patch.version), static_cast<jint>(patch.type),
+            Common::Android::ToJString(env, std::to_string(patch.program_id)),
+            Common::Android::ToJString(env, std::to_string(patch.title_id)));
         env->SetObjectArrayElement(jpatchArray, i, jpatch);
         ++i;
     }
@@ -906,7 +914,7 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_removeMod(JNIEnv* env, jobject jobj,
                                                      jstring jname) {
     auto program_id = EmulationSession::GetProgramId(env, jprogramId);
     ContentManager::RemoveMod(EmulationSession::GetInstance().System().GetFileSystemController(),
-                              program_id, GetJString(env, jname));
+                              program_id, Common::Android::GetJString(env, jname));
 }
 
 jobjectArray Java_org_yuzu_yuzu_1emu_NativeLibrary_verifyInstalledContents(JNIEnv* env,
@@ -917,17 +925,18 @@ jobjectArray Java_org_yuzu_yuzu_1emu_NativeLibrary_verifyInstalledContents(JNIEn
         jlambdaClass, "invoke", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
     const auto callback = [env, jcallback, jlambdaInvokeMethod](size_t max, size_t progress) {
         auto jwasCancelled = env->CallObjectMethod(jcallback, jlambdaInvokeMethod,
-                                                   ToJDouble(env, max), ToJDouble(env, progress));
-        return GetJBoolean(env, jwasCancelled);
+                                                   Common::Android::ToJDouble(env, max),
+                                                   Common::Android::ToJDouble(env, progress));
+        return Common::Android::GetJBoolean(env, jwasCancelled);
     };
 
     auto& session = EmulationSession::GetInstance();
     std::vector<std::string> result = ContentManager::VerifyInstalledContents(
         session.System(), *session.GetContentProvider(), callback);
-    jobjectArray jresult =
-        env->NewObjectArray(result.size(), IDCache::GetStringClass(), ToJString(env, ""));
+    jobjectArray jresult = env->NewObjectArray(result.size(), Common::Android::GetStringClass(),
+                                               Common::Android::ToJString(env, ""));
     for (size_t i = 0; i < result.size(); ++i) {
-        env->SetObjectArrayElement(jresult, i, ToJString(env, result[i]));
+        env->SetObjectArrayElement(jresult, i, Common::Android::ToJString(env, result[i]));
     }
     return jresult;
 }
@@ -939,19 +948,20 @@ jint Java_org_yuzu_yuzu_1emu_NativeLibrary_verifyGameContents(JNIEnv* env, jobje
         jlambdaClass, "invoke", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
     const auto callback = [env, jcallback, jlambdaInvokeMethod](size_t max, size_t progress) {
         auto jwasCancelled = env->CallObjectMethod(jcallback, jlambdaInvokeMethod,
-                                                   ToJDouble(env, max), ToJDouble(env, progress));
-        return GetJBoolean(env, jwasCancelled);
+                                                   Common::Android::ToJDouble(env, max),
+                                                   Common::Android::ToJDouble(env, progress));
+        return Common::Android::GetJBoolean(env, jwasCancelled);
     };
     auto& session = EmulationSession::GetInstance();
-    return static_cast<jint>(
-        ContentManager::VerifyGameContents(session.System(), GetJString(env, jpath), callback));
+    return static_cast<jint>(ContentManager::VerifyGameContents(
+        session.System(), Common::Android::GetJString(env, jpath), callback));
 }
 
 jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getSavePath(JNIEnv* env, jobject jobj,
                                                           jstring jprogramId) {
     auto program_id = EmulationSession::GetProgramId(env, jprogramId);
     if (program_id == 0) {
-        return ToJString(env, "");
+        return Common::Android::ToJString(env, "");
     }
 
     auto& system = EmulationSession::GetInstance().System();
@@ -968,7 +978,7 @@ jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getSavePath(JNIEnv* env, jobject j
     const auto user_save_data_path = FileSys::SaveDataFactory::GetFullPath(
         {}, vfsNandDir, FileSys::SaveDataSpaceId::NandUser, FileSys::SaveDataType::SaveData,
         program_id, user_id->AsU128(), 0);
-    return ToJString(env, user_save_data_path);
+    return Common::Android::ToJString(env, user_save_data_path);
 }
 
 jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getDefaultProfileSaveDataRoot(JNIEnv* env,
@@ -981,12 +991,13 @@ jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getDefaultProfileSaveDataRoot(JNIE
 
     const auto user_save_data_root =
         FileSys::SaveDataFactory::GetUserGameSaveDataRoot(user_id->AsU128(), jfuture);
-    return ToJString(env, user_save_data_root);
+    return Common::Android::ToJString(env, user_save_data_root);
 }
 
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_addFileToFilesystemProvider(JNIEnv* env, jobject jobj,
                                                                        jstring jpath) {
-    EmulationSession::GetInstance().ConfigureFilesystemProvider(GetJString(env, jpath));
+    EmulationSession::GetInstance().ConfigureFilesystemProvider(
+        Common::Android::GetJString(env, jpath));
 }
 
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_clearFilesystemProvider(JNIEnv* env, jobject jobj) {

src/android/app/src/main/jni/native.h

@@ -2,13 +2,13 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <android/native_window_jni.h>
+#include "common/android/applets/software_keyboard.h"
 #include "common/detached_tasks.h"
 #include "core/core.h"
 #include "core/file_sys/registered_cache.h"
 #include "core/hle/service/acc/profile_manager.h"
 #include "core/perf_stats.h"
 #include "frontend_common/content_manager.h"
-#include "jni/applets/software_keyboard.h"
 #include "jni/emu_window/emu_window.h"
 #include "video_core/rasterizer_interface.h"
 
@@ -54,7 +54,7 @@ public:
     void SetDeviceType([[maybe_unused]] int index, int type);
     void OnGamepadConnectEvent([[maybe_unused]] int index);
     void OnGamepadDisconnectEvent([[maybe_unused]] int index);
-    SoftwareKeyboard::AndroidKeyboard* SoftwareKeyboard();
+    Common::Android::SoftwareKeyboard::AndroidKeyboard* SoftwareKeyboard();
 
     static void OnEmulationStarted();
 
@@ -79,7 +79,7 @@ private:
     Core::SystemResultStatus m_load_result{Core::SystemResultStatus::ErrorNotInitialized};
     std::atomic<bool> m_is_running = false;
     std::atomic<bool> m_is_paused = false;
-    SoftwareKeyboard::AndroidKeyboard* m_software_keyboard{};
+    Common::Android::SoftwareKeyboard::AndroidKeyboard* m_software_keyboard{};
     std::unique_ptr<FileSys::ManualContentProvider> m_manual_provider;
     int m_applet_id{1};
 

src/android/app/src/main/jni/native_config.cpp

@@ -8,11 +8,11 @@
 
 #include "android_config.h"
 #include "android_settings.h"
+#include "common/android/android_common.h"
+#include "common/android/id_cache.h"
 #include "common/logging/log.h"
 #include "common/settings.h"
 #include "frontend_common/config.h"
-#include "jni/android_common/android_common.h"
-#include "jni/id_cache.h"
 #include "native.h"
 
 std::unique_ptr<AndroidConfig> global_config;
@@ -20,7 +20,7 @@ std::unique_ptr<AndroidConfig> per_game_config;
 
 template <typename T>
 Settings::Setting<T>* getSetting(JNIEnv* env, jstring jkey) {
-    auto key = GetJString(env, jkey);
+    auto key = Common::Android::GetJString(env, jkey);
     auto basic_setting = Settings::values.linkage.by_key[key];
     if (basic_setting != 0) {
         return static_cast<Settings::Setting<T>*>(basic_setting);
@@ -55,7 +55,7 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_initializePerGameConfig(JNIEnv*
                                                                         jstring jprogramId,
                                                                         jstring jfileName) {
     auto program_id = EmulationSession::GetProgramId(env, jprogramId);
-    auto file_name = GetJString(env, jfileName);
+    auto file_name = Common::Android::GetJString(env, jfileName);
     const auto config_file_name = program_id == 0 ? file_name : fmt::format("{:016X}", program_id);
     per_game_config =
         std::make_unique<AndroidConfig>(config_file_name, Config::ConfigType::PerGameConfig);
@@ -186,9 +186,9 @@ jstring Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getString(JNIEnv* env, jobjec
                                                              jboolean needGlobal) {
     auto setting = getSetting<std::string>(env, jkey);
     if (setting == nullptr) {
-        return ToJString(env, "");
+        return Common::Android::ToJString(env, "");
     }
-    return ToJString(env, setting->GetValue(static_cast<bool>(needGlobal)));
+    return Common::Android::ToJString(env, setting->GetValue(static_cast<bool>(needGlobal)));
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setString(JNIEnv* env, jobject obj, jstring jkey,
@@ -198,7 +198,7 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setString(JNIEnv* env, jobject o
         return;
     }
 
-    setting->SetValue(GetJString(env, value));
+    setting->SetValue(Common::Android::GetJString(env, value));
 }
 
 jboolean Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getIsRuntimeModifiable(JNIEnv* env, jobject obj,
@@ -214,13 +214,13 @@ jstring Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getPairedSettingKey(JNIEnv* e
                                                                        jstring jkey) {
     auto setting = getSetting<std::string>(env, jkey);
     if (setting == nullptr) {
-        return ToJString(env, "");
+        return Common::Android::ToJString(env, "");
     }
     if (setting->PairedSetting() == nullptr) {
-        return ToJString(env, "");
+        return Common::Android::ToJString(env, "");
     }
 
-    return ToJString(env, setting->PairedSetting()->GetLabel());
+    return Common::Android::ToJString(env, setting->PairedSetting()->GetLabel());
 }
 
 jboolean Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getIsSwitchable(JNIEnv* env, jobject obj,
@@ -262,21 +262,21 @@ jstring Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getDefaultToString(JNIEnv* en
                                                                       jstring jkey) {
     auto setting = getSetting<std::string>(env, jkey);
     if (setting != nullptr) {
-        return ToJString(env, setting->DefaultToString());
+        return Common::Android::ToJString(env, setting->DefaultToString());
     }
-    return ToJString(env, "");
+    return Common::Android::ToJString(env, "");
 }
 
 jobjectArray Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getGameDirs(JNIEnv* env, jobject obj) {
-    jclass gameDirClass = IDCache::GetGameDirClass();
-    jmethodID gameDirConstructor = IDCache::GetGameDirConstructor();
+    jclass gameDirClass = Common::Android::GetGameDirClass();
+    jmethodID gameDirConstructor = Common::Android::GetGameDirConstructor();
     jobjectArray jgameDirArray =
         env->NewObjectArray(AndroidSettings::values.game_dirs.size(), gameDirClass, nullptr);
     for (size_t i = 0; i < AndroidSettings::values.game_dirs.size(); ++i) {
-        jobject jgameDir =
-            env->NewObject(gameDirClass, gameDirConstructor,
-                           ToJString(env, AndroidSettings::values.game_dirs[i].path),
-                           static_cast<jboolean>(AndroidSettings::values.game_dirs[i].deep_scan));
+        jobject jgameDir = env->NewObject(
+            gameDirClass, gameDirConstructor,
+            Common::Android::ToJString(env, AndroidSettings::values.game_dirs[i].path),
+            static_cast<jboolean>(AndroidSettings::values.game_dirs[i].deep_scan));
         env->SetObjectArrayElement(jgameDirArray, i, jgameDir);
     }
     return jgameDirArray;
@@ -292,14 +292,14 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setGameDirs(JNIEnv* env, jobject
     }
 
     jobject dir = env->GetObjectArrayElement(gameDirs, 0);
-    jclass gameDirClass = IDCache::GetGameDirClass();
+    jclass gameDirClass = Common::Android::GetGameDirClass();
     jfieldID uriStringField = env->GetFieldID(gameDirClass, "uriString", "Ljava/lang/String;");
     jfieldID deepScanBooleanField = env->GetFieldID(gameDirClass, "deepScan", "Z");
     for (int i = 0; i < size; ++i) {
         dir = env->GetObjectArrayElement(gameDirs, i);
         jstring juriString = static_cast<jstring>(env->GetObjectField(dir, uriStringField));
         jboolean jdeepScanBoolean = env->GetBooleanField(dir, deepScanBooleanField);
-        std::string uriString = GetJString(env, juriString);
+        std::string uriString = Common::Android::GetJString(env, juriString);
         AndroidSettings::values.game_dirs.push_back(
             AndroidSettings::GameDir{uriString, static_cast<bool>(jdeepScanBoolean)});
     }
@@ -307,13 +307,13 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setGameDirs(JNIEnv* env, jobject
 
 void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_addGameDir(JNIEnv* env, jobject obj,
                                                            jobject gameDir) {
-    jclass gameDirClass = IDCache::GetGameDirClass();
+    jclass gameDirClass = Common::Android::GetGameDirClass();
     jfieldID uriStringField = env->GetFieldID(gameDirClass, "uriString", "Ljava/lang/String;");
     jfieldID deepScanBooleanField = env->GetFieldID(gameDirClass, "deepScan", "Z");
 
     jstring juriString = static_cast<jstring>(env->GetObjectField(gameDir, uriStringField));
     jboolean jdeepScanBoolean = env->GetBooleanField(gameDir, deepScanBooleanField);
-    std::string uriString = GetJString(env, juriString);
+    std::string uriString = Common::Android::GetJString(env, juriString);
     AndroidSettings::values.game_dirs.push_back(
         AndroidSettings::GameDir{uriString, static_cast<bool>(jdeepScanBoolean)});
 }
@@ -323,9 +323,11 @@ jobjectArray Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getDisabledAddons(JNIEnv
     auto program_id = EmulationSession::GetProgramId(env, jprogramId);
     auto& disabledAddons = Settings::values.disabled_addons[program_id];
     jobjectArray jdisabledAddonsArray =
-        env->NewObjectArray(disabledAddons.size(), IDCache::GetStringClass(), ToJString(env, ""));
+        env->NewObjectArray(disabledAddons.size(), Common::Android::GetStringClass(),
+                            Common::Android::ToJString(env, ""));
     for (size_t i = 0; i < disabledAddons.size(); ++i) {
-        env->SetObjectArrayElement(jdisabledAddonsArray, i, ToJString(env, disabledAddons[i]));
+        env->SetObjectArrayElement(jdisabledAddonsArray, i,
+                                   Common::Android::ToJString(env, disabledAddons[i]));
     }
     return jdisabledAddonsArray;
 }
@@ -339,7 +341,7 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setDisabledAddons(JNIEnv* env, j
     const int size = env->GetArrayLength(jdisabledAddons);
     for (int i = 0; i < size; ++i) {
         auto jaddon = static_cast<jstring>(env->GetObjectArrayElement(jdisabledAddons, i));
-        disabled_addons.push_back(GetJString(env, jaddon));
+        disabled_addons.push_back(Common::Android::GetJString(env, jaddon));
     }
     Settings::values.disabled_addons[program_id] = disabled_addons;
 }
@@ -348,26 +350,27 @@ jobjectArray Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getOverlayControlData(JN
                                                                               jobject obj) {
     jobjectArray joverlayControlDataArray =
         env->NewObjectArray(AndroidSettings::values.overlay_control_data.size(),
-                            IDCache::GetOverlayControlDataClass(), nullptr);
+                            Common::Android::GetOverlayControlDataClass(), nullptr);
     for (size_t i = 0; i < AndroidSettings::values.overlay_control_data.size(); ++i) {
         const auto& control_data = AndroidSettings::values.overlay_control_data[i];
         jobject jlandscapePosition =
-            env->NewObject(IDCache::GetPairClass(), IDCache::GetPairConstructor(),
-                           ToJDouble(env, control_data.landscape_position.first),
-                           ToJDouble(env, control_data.landscape_position.second));
+            env->NewObject(Common::Android::GetPairClass(), Common::Android::GetPairConstructor(),
+                           Common::Android::ToJDouble(env, control_data.landscape_position.first),
+                           Common::Android::ToJDouble(env, control_data.landscape_position.second));
         jobject jportraitPosition =
-            env->NewObject(IDCache::GetPairClass(), IDCache::GetPairConstructor(),
-                           ToJDouble(env, control_data.portrait_position.first),
-                           ToJDouble(env, control_data.portrait_position.second));
+            env->NewObject(Common::Android::GetPairClass(), Common::Android::GetPairConstructor(),
+                           Common::Android::ToJDouble(env, control_data.portrait_position.first),
+                           Common::Android::ToJDouble(env, control_data.portrait_position.second));
         jobject jfoldablePosition =
-            env->NewObject(IDCache::GetPairClass(), IDCache::GetPairConstructor(),
-                           ToJDouble(env, control_data.foldable_position.first),
-                           ToJDouble(env, control_data.foldable_position.second));
+            env->NewObject(Common::Android::GetPairClass(), Common::Android::GetPairConstructor(),
+                           Common::Android::ToJDouble(env, control_data.foldable_position.first),
+                           Common::Android::ToJDouble(env, control_data.foldable_position.second));
 
-        jobject jcontrolData = env->NewObject(
-            IDCache::GetOverlayControlDataClass(), IDCache::GetOverlayControlDataConstructor(),
-            ToJString(env, control_data.id), control_data.enabled, jlandscapePosition,
-            jportraitPosition, jfoldablePosition);
+        jobject jcontrolData =
+            env->NewObject(Common::Android::GetOverlayControlDataClass(),
+                           Common::Android::GetOverlayControlDataConstructor(),
+                           Common::Android::ToJString(env, control_data.id), control_data.enabled,
+                           jlandscapePosition, jportraitPosition, jfoldablePosition);
         env->SetObjectArrayElement(joverlayControlDataArray, i, jcontrolData);
     }
     return joverlayControlDataArray;
@@ -384,33 +387,41 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setOverlayControlData(
 
     for (int i = 0; i < size; ++i) {
         jobject joverlayControlData = env->GetObjectArrayElement(joverlayControlDataArray, i);
-        jstring jidString = static_cast<jstring>(
-            env->GetObjectField(joverlayControlData, IDCache::GetOverlayControlDataIdField()));
+        jstring jidString = static_cast<jstring>(env->GetObjectField(
+            joverlayControlData, Common::Android::GetOverlayControlDataIdField()));
         bool enabled = static_cast<bool>(env->GetBooleanField(
-            joverlayControlData, IDCache::GetOverlayControlDataEnabledField()));
+            joverlayControlData, Common::Android::GetOverlayControlDataEnabledField()));
 
         jobject jlandscapePosition = env->GetObjectField(
-            joverlayControlData, IDCache::GetOverlayControlDataLandscapePositionField());
+            joverlayControlData, Common::Android::GetOverlayControlDataLandscapePositionField());
         std::pair<double, double> landscape_position = std::make_pair(
-            GetJDouble(env, env->GetObjectField(jlandscapePosition, IDCache::GetPairFirstField())),
-            GetJDouble(env,
-                       env->GetObjectField(jlandscapePosition, IDCache::GetPairSecondField())));
+            Common::Android::GetJDouble(
+                env, env->GetObjectField(jlandscapePosition, Common::Android::GetPairFirstField())),
+            Common::Android::GetJDouble(
+                env,
+                env->GetObjectField(jlandscapePosition, Common::Android::GetPairSecondField())));
 
         jobject jportraitPosition = env->GetObjectField(
-            joverlayControlData, IDCache::GetOverlayControlDataPortraitPositionField());
+            joverlayControlData, Common::Android::GetOverlayControlDataPortraitPositionField());
         std::pair<double, double> portrait_position = std::make_pair(
-            GetJDouble(env, env->GetObjectField(jportraitPosition, IDCache::GetPairFirstField())),
-            GetJDouble(env, env->GetObjectField(jportraitPosition, IDCache::GetPairSecondField())));
+            Common::Android::GetJDouble(
+                env, env->GetObjectField(jportraitPosition, Common::Android::GetPairFirstField())),
+            Common::Android::GetJDouble(
+                env,
+                env->GetObjectField(jportraitPosition, Common::Android::GetPairSecondField())));
 
         jobject jfoldablePosition = env->GetObjectField(
-            joverlayControlData, IDCache::GetOverlayControlDataFoldablePositionField());
+            joverlayControlData, Common::Android::GetOverlayControlDataFoldablePositionField());
         std::pair<double, double> foldable_position = std::make_pair(
-            GetJDouble(env, env->GetObjectField(jfoldablePosition, IDCache::GetPairFirstField())),
-            GetJDouble(env, env->GetObjectField(jfoldablePosition, IDCache::GetPairSecondField())));
+            Common::Android::GetJDouble(
+                env, env->GetObjectField(jfoldablePosition, Common::Android::GetPairFirstField())),
+            Common::Android::GetJDouble(
+                env,
+                env->GetObjectField(jfoldablePosition, Common::Android::GetPairSecondField())));
 
         AndroidSettings::values.overlay_control_data.push_back(AndroidSettings::OverlayControlData{
-            GetJString(env, jidString), enabled, landscape_position, portrait_position,
-            foldable_position});
+            Common::Android::GetJString(env, jidString), enabled, landscape_position,
+            portrait_position, foldable_position});
     }
 }
 

src/android/app/src/main/jni/native_log.cpp

@@ -1,31 +1,30 @@
 // SPDX-FileCopyrightText: 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include <common/android/android_common.h>
 #include <common/logging/log.h>
 #include <jni.h>
 
-#include "android_common/android_common.h"
-
 extern "C" {
 
 void Java_org_yuzu_yuzu_1emu_utils_Log_debug(JNIEnv* env, jobject obj, jstring jmessage) {
-    LOG_DEBUG(Frontend, "{}", GetJString(env, jmessage));
+    LOG_DEBUG(Frontend, "{}", Common::Android::GetJString(env, jmessage));
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_Log_warning(JNIEnv* env, jobject obj, jstring jmessage) {
-    LOG_WARNING(Frontend, "{}", GetJString(env, jmessage));
+    LOG_WARNING(Frontend, "{}", Common::Android::GetJString(env, jmessage));
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_Log_info(JNIEnv* env, jobject obj, jstring jmessage) {
-    LOG_INFO(Frontend, "{}", GetJString(env, jmessage));
+    LOG_INFO(Frontend, "{}", Common::Android::GetJString(env, jmessage));
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_Log_error(JNIEnv* env, jobject obj, jstring jmessage) {
-    LOG_ERROR(Frontend, "{}", GetJString(env, jmessage));
+    LOG_ERROR(Frontend, "{}", Common::Android::GetJString(env, jmessage));
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_Log_critical(JNIEnv* env, jobject obj, jstring jmessage) {
-    LOG_CRITICAL(Frontend, "{}", GetJString(env, jmessage));
+    LOG_CRITICAL(Frontend, "{}", Common::Android::GetJString(env, jmessage));
 }
 
 } // extern "C"

src/android/app/src/main/res/values/strings.xml

@@ -4,10 +4,6 @@
     <!-- General application strings -->
     <string name="app_name" translatable="false">yuzu</string>
     <string name="app_disclaimer">This software will run games for the Nintendo Switch game console. No game titles or keys are included.&lt;br /&gt;&lt;br /&gt;Before you begin, please locate your <![CDATA[<b> prod.keys </b>]]> file on your device storage.&lt;br /&gt;&lt;br /&gt;<![CDATA[<a href="https://yuzu-emu.org/help/quickstart">Learn more</a>]]></string>
-    <string name="emulation_notification_channel_name">Emulation is Active</string>
-    <string name="emulation_notification_channel_id" translatable="false">emulationIsActive</string>
-    <string name="emulation_notification_channel_description">Shows a persistent notification when emulation is running.</string>
-    <string name="emulation_notification_running">yuzu is running</string>
     <string name="notice_notification_channel_name">Notices and errors</string>
     <string name="notice_notification_channel_id" translatable="false">noticesAndErrors</string>
     <string name="notice_notification_channel_description">Shows notifications when something goes wrong.</string>

src/common/CMakeLists.txt

@@ -182,9 +182,15 @@ endif()
 
 if(ANDROID)
     target_sources(common
-        PRIVATE
+        PUBLIC
             fs/fs_android.cpp
             fs/fs_android.h
+            android/android_common.cpp
+            android/android_common.h
+            android/id_cache.cpp
+            android/id_cache.h
+            android/applets/software_keyboard.cpp
+            android/applets/software_keyboard.h
     )
 endif()
 

src/common/android/android_common.cpp

@@ -1,15 +1,17 @@
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
-#include "jni/android_common/android_common.h"
+#include "android_common.h"
 
 #include <string>
 #include <string_view>
 
 #include <jni.h>
 
+#include "common/android/id_cache.h"
 #include "common/string_util.h"
-#include "jni/id_cache.h"
+
+namespace Common::Android {
 
 std::string GetJString(JNIEnv* env, jstring jstr) {
     if (!jstr) {
@@ -18,7 +20,8 @@ std::string GetJString(JNIEnv* env, jstring jstr) {
 
     const jchar* jchars = env->GetStringChars(jstr, nullptr);
     const jsize length = env->GetStringLength(jstr);
-    const std::u16string_view string_view(reinterpret_cast<const char16_t*>(jchars), length);
+    const std::u16string_view string_view(reinterpret_cast<const char16_t*>(jchars),
+                                          static_cast<u32>(length));
     const std::string converted_string = Common::UTF16ToUTF8(string_view);
     env->ReleaseStringChars(jstr, jchars);
 
@@ -36,25 +39,27 @@ jstring ToJString(JNIEnv* env, std::u16string_view str) {
 }
 
 double GetJDouble(JNIEnv* env, jobject jdouble) {
-    return env->GetDoubleField(jdouble, IDCache::GetDoubleValueField());
+    return env->GetDoubleField(jdouble, GetDoubleValueField());
 }
 
 jobject ToJDouble(JNIEnv* env, double value) {
-    return env->NewObject(IDCache::GetDoubleClass(), IDCache::GetDoubleConstructor(), value);
+    return env->NewObject(GetDoubleClass(), GetDoubleConstructor(), value);
 }
 
 s32 GetJInteger(JNIEnv* env, jobject jinteger) {
-    return env->GetIntField(jinteger, IDCache::GetIntegerValueField());
+    return env->GetIntField(jinteger, GetIntegerValueField());
 }
 
 jobject ToJInteger(JNIEnv* env, s32 value) {
-    return env->NewObject(IDCache::GetIntegerClass(), IDCache::GetIntegerConstructor(), value);
+    return env->NewObject(GetIntegerClass(), GetIntegerConstructor(), value);
 }
 
 bool GetJBoolean(JNIEnv* env, jobject jboolean) {
-    return env->GetBooleanField(jboolean, IDCache::GetBooleanValueField());
+    return env->GetBooleanField(jboolean, GetBooleanValueField());
 }
 
 jobject ToJBoolean(JNIEnv* env, bool value) {
-    return env->NewObject(IDCache::GetBooleanClass(), IDCache::GetBooleanConstructor(), value);
+    return env->NewObject(GetBooleanClass(), GetBooleanConstructor(), value);
 }
+
+} // namespace Common::Android

src/common/android/android_common.h

@@ -8,6 +8,8 @@
 #include <jni.h>
 #include "common/common_types.h"
 
+namespace Common::Android {
+
 std::string GetJString(JNIEnv* env, jstring jstr);
 jstring ToJString(JNIEnv* env, std::string_view str);
 jstring ToJString(JNIEnv* env, std::u16string_view str);
@@ -20,3 +22,5 @@ jobject ToJInteger(JNIEnv* env, s32 value);
 
 bool GetJBoolean(JNIEnv* env, jobject jboolean);
 jobject ToJBoolean(JNIEnv* env, bool value);
+
+} // namespace Common::Android

src/common/android/applets/software_keyboard.cpp

@@ -6,12 +6,12 @@
 
 #include <jni.h>
 
+#include "common/android/android_common.h"
+#include "common/android/applets/software_keyboard.h"
+#include "common/android/id_cache.h"
 #include "common/logging/log.h"
 #include "common/string_util.h"
 #include "core/core.h"
-#include "jni/android_common/android_common.h"
-#include "jni/applets/software_keyboard.h"
-#include "jni/id_cache.h"
 
 static jclass s_software_keyboard_class;
 static jclass s_keyboard_config_class;
@@ -19,10 +19,10 @@ static jclass s_keyboard_data_class;
 static jmethodID s_swkbd_execute_normal;
 static jmethodID s_swkbd_execute_inline;
 
-namespace SoftwareKeyboard {
+namespace Common::Android::SoftwareKeyboard {
 
 static jobject ToJKeyboardParams(const Core::Frontend::KeyboardInitializeParameters& config) {
-    JNIEnv* env = IDCache::GetEnvForThread();
+    JNIEnv* env = GetEnvForThread();
     jobject object = env->AllocObject(s_keyboard_config_class);
 
     env->SetObjectField(object,
@@ -78,7 +78,7 @@ static jobject ToJKeyboardParams(const Core::Frontend::KeyboardInitializeParamet
 }
 
 AndroidKeyboard::ResultData AndroidKeyboard::ResultData::CreateFromFrontend(jobject object) {
-    JNIEnv* env = IDCache::GetEnvForThread();
+    JNIEnv* env = GetEnvForThread();
     const jstring string = reinterpret_cast<jstring>(env->GetObjectField(
         object, env->GetFieldID(s_keyboard_data_class, "text", "Ljava/lang/String;")));
     return ResultData{GetJString(env, string),
@@ -141,7 +141,7 @@ void AndroidKeyboard::ShowNormalKeyboard() const {
 
     // Pivot to a new thread, as we cannot call GetEnvForThread() from a Fiber.
     std::thread([&] {
-        data = ResultData::CreateFromFrontend(IDCache::GetEnvForThread()->CallStaticObjectMethod(
+        data = ResultData::CreateFromFrontend(GetEnvForThread()->CallStaticObjectMethod(
             s_software_keyboard_class, s_swkbd_execute_normal, ToJKeyboardParams(parameters)));
     }).join();
 
@@ -183,8 +183,8 @@ void AndroidKeyboard::ShowInlineKeyboard(
     // Pivot to a new thread, as we cannot call GetEnvForThread() from a Fiber.
     m_is_inline_active = true;
     std::thread([&] {
-        IDCache::GetEnvForThread()->CallStaticVoidMethod(
-            s_software_keyboard_class, s_swkbd_execute_inline, ToJKeyboardParams(parameters));
+        GetEnvForThread()->CallStaticVoidMethod(s_software_keyboard_class, s_swkbd_execute_inline,
+                                                ToJKeyboardParams(parameters));
     }).join();
 }
 
@@ -220,7 +220,7 @@ void AndroidKeyboard::SubmitInlineKeyboardText(std::u16string submitted_text) {
     m_current_text += submitted_text;
 
     submit_inline_callback(Service::AM::Frontend::SwkbdReplyType::ChangedString, m_current_text,
-                           m_current_text.size());
+                           static_cast<int>(m_current_text.size()));
 }
 
 void AndroidKeyboard::SubmitInlineKeyboardInput(int key_code) {
@@ -242,7 +242,7 @@ void AndroidKeyboard::SubmitInlineKeyboardInput(int key_code) {
     case KEYCODE_DEL:
         m_current_text.pop_back();
         submit_inline_callback(Service::AM::Frontend::SwkbdReplyType::ChangedString, m_current_text,
-                               m_current_text.size());
+                               static_cast<int>(m_current_text.size()));
         break;
     }
 }
@@ -274,4 +274,4 @@ void CleanupJNI(JNIEnv* env) {
     env->DeleteGlobalRef(s_keyboard_data_class);
 }
 
-} // namespace SoftwareKeyboard
+} // namespace Common::Android::SoftwareKeyboard

src/common/android/applets/software_keyboard.h

@@ -7,7 +7,7 @@
 
 #include "core/frontend/applets/software_keyboard.h"
 
-namespace SoftwareKeyboard {
+namespace Common::Android::SoftwareKeyboard {
 
 class AndroidKeyboard final : public Core::Frontend::SoftwareKeyboardApplet {
 public:
@@ -66,7 +66,7 @@ void InitJNI(JNIEnv* env);
 // Should be called in JNI_Unload
 void CleanupJNI(JNIEnv* env);
 
-} // namespace SoftwareKeyboard
+} // namespace Common::Android::SoftwareKeyboard
 
 // Native function calls
 extern "C" {

src/common/android/id_cache.cpp

@@ -3,10 +3,10 @@
 
 #include <jni.h>
 
+#include "applets/software_keyboard.h"
+#include "common/android/id_cache.h"
 #include "common/assert.h"
 #include "common/fs/fs_android.h"
-#include "jni/applets/software_keyboard.h"
-#include "jni/id_cache.h"
 #include "video_core/rasterizer_interface.h"
 
 static JavaVM* s_java_vm;
@@ -67,7 +67,7 @@ static jfieldID s_boolean_value_field;
 
 static constexpr jint JNI_VERSION = JNI_VERSION_1_6;
 
-namespace IDCache {
+namespace Common::Android {
 
 JNIEnv* GetEnvForThread() {
     thread_local static struct OwnedEnv {
@@ -276,8 +276,6 @@ jfieldID GetBooleanValueField() {
     return s_boolean_value_field;
 }
 
-} // namespace IDCache
-
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -393,7 +391,7 @@ jint JNI_OnLoad(JavaVM* vm, void* reserved) {
     Common::FS::Android::RegisterCallbacks(env, s_native_library_class);
 
     // Initialize applets
-    SoftwareKeyboard::InitJNI(env);
+    Common::Android::SoftwareKeyboard::InitJNI(env);
 
     return JNI_VERSION;
 }
@@ -426,3 +424,5 @@ void JNI_OnUnload(JavaVM* vm, void* reserved) {
 #ifdef __cplusplus
 }
 #endif
+
+} // namespace Common::Android

src/common/android/id_cache.h

@@ -3,20 +3,40 @@
 
 #pragma once
 
+#include <future>
 #include <jni.h>
 
 #include "video_core/rasterizer_interface.h"
 
-namespace IDCache {
+namespace Common::Android {
 
 JNIEnv* GetEnvForThread();
+
+/**
+ * Starts a new thread to run JNI. Intended to be used when you must run JNI from a fiber.
+ * @tparam T Typename of the return value for the work param
+ * @param work Lambda that runs JNI code. This function will take care of attaching this thread to
+ * the JVM
+ * @return The result from the work lambda param
+ */
+template <typename T = void>
+T RunJNIOnFiber(const std::function<T(JNIEnv*)>& work) {
+    std::future<T> j_result = std::async(std::launch::async, [&] {
+        auto env = GetEnvForThread();
+        return work(env);
+    });
+    return j_result.get();
+}
+
 jclass GetNativeLibraryClass();
+
 jclass GetDiskCacheProgressClass();
 jclass GetDiskCacheLoadCallbackStageClass();
 jclass GetGameDirClass();
 jmethodID GetGameDirConstructor();
-jmethodID GetExitEmulationActivity();
 jmethodID GetDiskCacheLoadProgress();
+
+jmethodID GetExitEmulationActivity();
 jmethodID GetOnEmulationStarted();
 jmethodID GetOnEmulationStopped();
 jmethodID GetOnProgramChanged();
@@ -65,4 +85,4 @@ jclass GetBooleanClass();
 jmethodID GetBooleanConstructor();
 jfieldID GetBooleanValueField();
 
-} // namespace IDCache
+} // namespace Common::Android

src/common/fs/fs_android.cpp

@@ -1,63 +1,38 @@
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/android/android_common.h"
+#include "common/android/id_cache.h"
+#include "common/assert.h"
 #include "common/fs/fs_android.h"
 #include "common/string_util.h"
 
 namespace Common::FS::Android {
 
-JNIEnv* GetEnvForThread() {
-    thread_local static struct OwnedEnv {
-        OwnedEnv() {
-            status = g_jvm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6);
-            if (status == JNI_EDETACHED)
-                g_jvm->AttachCurrentThread(&env, nullptr);
-        }
-
-        ~OwnedEnv() {
-            if (status == JNI_EDETACHED)
-                g_jvm->DetachCurrentThread();
-        }
-
-        int status;
-        JNIEnv* env = nullptr;
-    } owned;
-    return owned.env;
-}
-
 void RegisterCallbacks(JNIEnv* env, jclass clazz) {
     env->GetJavaVM(&g_jvm);
     native_library = clazz;
 
-#define FH(FunctionName, JMethodID, Caller, JMethodName, Signature)                                \
-    F(JMethodID, JMethodName, Signature)
-#define FR(FunctionName, ReturnValue, JMethodID, Caller, JMethodName, Signature)                   \
-    F(JMethodID, JMethodName, Signature)
-#define FS(FunctionName, ReturnValue, Parameters, JMethodID, JMethodName, Signature)               \
-    F(JMethodID, JMethodName, Signature)
-#define F(JMethodID, JMethodName, Signature)                                                       \
-    JMethodID = env->GetStaticMethodID(native_library, JMethodName, Signature);
-    ANDROID_SINGLE_PATH_HELPER_FUNCTIONS(FH)
-    ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(FR)
-    ANDROID_STORAGE_FUNCTIONS(FS)
-#undef F
-#undef FS
-#undef FR
-#undef FH
+    s_get_parent_directory = env->GetStaticMethodID(native_library, "getParentDirectory",
+                                                    "(Ljava/lang/String;)Ljava/lang/String;");
+    s_get_filename = env->GetStaticMethodID(native_library, "getFilename",
+                                            "(Ljava/lang/String;)Ljava/lang/String;");
+    s_get_size = env->GetStaticMethodID(native_library, "getSize", "(Ljava/lang/String;)J");
+    s_is_directory = env->GetStaticMethodID(native_library, "isDirectory", "(Ljava/lang/String;)Z");
+    s_file_exists = env->GetStaticMethodID(native_library, "exists", "(Ljava/lang/String;)Z");
+    s_open_content_uri = env->GetStaticMethodID(native_library, "openContentUri",
+                                                "(Ljava/lang/String;Ljava/lang/String;)I");
 }
 
 void UnRegisterCallbacks() {
-#define FH(FunctionName, JMethodID, Caller, JMethodName, Signature) F(JMethodID)
-#define FR(FunctionName, ReturnValue, JMethodID, Caller, JMethodName, Signature) F(JMethodID)
-#define FS(FunctionName, ReturnValue, Parameters, JMethodID, JMethodName, Signature) F(JMethodID)
-#define F(JMethodID) JMethodID = nullptr;
-    ANDROID_SINGLE_PATH_HELPER_FUNCTIONS(FH)
-    ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(FR)
-    ANDROID_STORAGE_FUNCTIONS(FS)
-#undef F
-#undef FS
-#undef FR
-#undef FH
+    s_get_parent_directory = nullptr;
+    s_get_filename = nullptr;
+
+    s_get_size = nullptr;
+    s_is_directory = nullptr;
+    s_file_exists = nullptr;
+
+    s_open_content_uri = nullptr;
 }
 
 bool IsContentUri(const std::string& path) {
@@ -69,8 +44,8 @@ bool IsContentUri(const std::string& path) {
     return path.find(prefix) == 0;
 }
 
-int OpenContentUri(const std::string& filepath, OpenMode openmode) {
-    if (open_content_uri == nullptr)
+s32 OpenContentUri(const std::string& filepath, OpenMode openmode) {
+    if (s_open_content_uri == nullptr)
         return -1;
 
     const char* mode = "";
@@ -82,50 +57,66 @@ int OpenContentUri(const std::string& filepath, OpenMode openmode) {
         UNIMPLEMENTED();
         return -1;
     }
-    auto env = GetEnvForThread();
-    jstring j_filepath = env->NewStringUTF(filepath.c_str());
-    jstring j_mode = env->NewStringUTF(mode);
-    return env->CallStaticIntMethod(native_library, open_content_uri, j_filepath, j_mode);
+    auto env = Common::Android::GetEnvForThread();
+    jstring j_filepath = Common::Android::ToJString(env, filepath);
+    jstring j_mode = Common::Android::ToJString(env, mode);
+    return env->CallStaticIntMethod(native_library, s_open_content_uri, j_filepath, j_mode);
 }
 
-#define FR(FunctionName, ReturnValue, JMethodID, Caller, JMethodName, Signature)                   \
-    F(FunctionName, ReturnValue, JMethodID, Caller)
-#define F(FunctionName, ReturnValue, JMethodID, Caller)                                            \
-    ReturnValue FunctionName(const std::string& filepath) {                                        \
-        if (JMethodID == nullptr) {                                                                \
-            return 0;                                                                              \
-        }                                                                                          \
-        auto env = GetEnvForThread();                                                              \
-        jstring j_filepath = env->NewStringUTF(filepath.c_str());                                  \
-        return env->Caller(native_library, JMethodID, j_filepath);                                 \
+u64 GetSize(const std::string& filepath) {
+    if (s_get_size == nullptr) {
+        return 0;
     }
-ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(FR)
-#undef F
-#undef FR
+    auto env = Common::Android::GetEnvForThread();
+    return static_cast<u64>(env->CallStaticLongMethod(
+        native_library, s_get_size,
+        Common::Android::ToJString(Common::Android::GetEnvForThread(), filepath)));
+}
 
-#define FH(FunctionName, JMethodID, Caller, JMethodName, Signature)                                \
-    F(FunctionName, JMethodID, Caller)
-#define F(FunctionName, JMethodID, Caller)                                                         \
-    std::string FunctionName(const std::string& filepath) {                                        \
-        if (JMethodID == nullptr) {                                                                \
-            return 0;                                                                              \
-        }                                                                                          \
-        auto env = GetEnvForThread();                                                              \
-        jstring j_filepath = env->NewStringUTF(filepath.c_str());                                  \
-        jstring j_return =                                                                         \
-            static_cast<jstring>(env->Caller(native_library, JMethodID, j_filepath));              \
-        if (!j_return) {                                                                           \
-            return {};                                                                             \
-        }                                                                                          \
-        const jchar* jchars = env->GetStringChars(j_return, nullptr);                              \
-        const jsize length = env->GetStringLength(j_return);                                       \
-        const std::u16string_view string_view(reinterpret_cast<const char16_t*>(jchars), length);  \
-        const std::string converted_string = Common::UTF16ToUTF8(string_view);                     \
-        env->ReleaseStringChars(j_return, jchars);                                                 \
-        return converted_string;                                                                   \
+bool IsDirectory(const std::string& filepath) {
+    if (s_is_directory == nullptr) {
+        return 0;
     }
-ANDROID_SINGLE_PATH_HELPER_FUNCTIONS(FH)
-#undef F
-#undef FH
+    auto env = Common::Android::GetEnvForThread();
+    return env->CallStaticBooleanMethod(
+        native_library, s_is_directory,
+        Common::Android::ToJString(Common::Android::GetEnvForThread(), filepath));
+}
+
+bool Exists(const std::string& filepath) {
+    if (s_file_exists == nullptr) {
+        return 0;
+    }
+    auto env = Common::Android::GetEnvForThread();
+    return env->CallStaticBooleanMethod(
+        native_library, s_file_exists,
+        Common::Android::ToJString(Common::Android::GetEnvForThread(), filepath));
+}
+
+std::string GetParentDirectory(const std::string& filepath) {
+    if (s_get_parent_directory == nullptr) {
+        return 0;
+    }
+    auto env = Common::Android::GetEnvForThread();
+    jstring j_return = static_cast<jstring>(env->CallStaticObjectMethod(
+        native_library, s_get_parent_directory, Common::Android::ToJString(env, filepath)));
+    if (!j_return) {
+        return {};
+    }
+    return Common::Android::GetJString(env, j_return);
+}
+
+std::string GetFilename(const std::string& filepath) {
+    if (s_get_filename == nullptr) {
+        return 0;
+    }
+    auto env = Common::Android::GetEnvForThread();
+    jstring j_return = static_cast<jstring>(env->CallStaticObjectMethod(
+        native_library, s_get_filename, Common::Android::ToJString(env, filepath)));
+    if (!j_return) {
+        return {};
+    }
+    return Common::Android::GetJString(env, j_return);
+}
 
 } // namespace Common::FS::Android

src/common/fs/fs_android.h

@@ -7,38 +7,17 @@
 #include <vector>
 #include <jni.h>
 
-#define ANDROID_STORAGE_FUNCTIONS(V)                                                               \
-    V(OpenContentUri, int, (const std::string& filepath, OpenMode openmode), open_content_uri,     \
-      "openContentUri", "(Ljava/lang/String;Ljava/lang/String;)I")
-
-#define ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(V)                                                 \
-    V(GetSize, std::uint64_t, get_size, CallStaticLongMethod, "getSize", "(Ljava/lang/String;)J")  \
-    V(IsDirectory, bool, is_directory, CallStaticBooleanMethod, "isDirectory",                     \
-      "(Ljava/lang/String;)Z")                                                                     \
-    V(Exists, bool, file_exists, CallStaticBooleanMethod, "exists", "(Ljava/lang/String;)Z")
-
-#define ANDROID_SINGLE_PATH_HELPER_FUNCTIONS(V)                                                    \
-    V(GetParentDirectory, get_parent_directory, CallStaticObjectMethod, "getParentDirectory",      \
-      "(Ljava/lang/String;)Ljava/lang/String;")                                                    \
-    V(GetFilename, get_filename, CallStaticObjectMethod, "getFilename",                            \
-      "(Ljava/lang/String;)Ljava/lang/String;")
-
 namespace Common::FS::Android {
 
 static JavaVM* g_jvm = nullptr;
 static jclass native_library = nullptr;
 
-#define FH(FunctionName, JMethodID, Caller, JMethodName, Signature) F(JMethodID)
-#define FR(FunctionName, ReturnValue, JMethodID, Caller, JMethodName, Signature) F(JMethodID)
-#define FS(FunctionName, ReturnValue, Parameters, JMethodID, JMethodName, Signature) F(JMethodID)
-#define F(JMethodID) static jmethodID JMethodID = nullptr;
-ANDROID_SINGLE_PATH_HELPER_FUNCTIONS(FH)
-ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(FR)
-ANDROID_STORAGE_FUNCTIONS(FS)
-#undef F
-#undef FS
-#undef FR
-#undef FH
+static jmethodID s_get_parent_directory;
+static jmethodID s_get_filename;
+static jmethodID s_get_size;
+static jmethodID s_is_directory;
+static jmethodID s_file_exists;
+static jmethodID s_open_content_uri;
 
 enum class OpenMode {
     Read,
@@ -57,24 +36,11 @@ void UnRegisterCallbacks();
 
 bool IsContentUri(const std::string& path);
 
-#define FS(FunctionName, ReturnValue, Parameters, JMethodID, JMethodName, Signature)               \
-    F(FunctionName, Parameters, ReturnValue)
-#define F(FunctionName, Parameters, ReturnValue) ReturnValue FunctionName Parameters;
-ANDROID_STORAGE_FUNCTIONS(FS)
-#undef F
-#undef FS
-
-#define FR(FunctionName, ReturnValue, JMethodID, Caller, JMethodName, Signature)                   \
-    F(FunctionName, ReturnValue)
-#define F(FunctionName, ReturnValue) ReturnValue FunctionName(const std::string& filepath);
-ANDROID_SINGLE_PATH_DETERMINE_FUNCTIONS(FR)
-#undef F
-#undef FR
-
-#define FH(FunctionName, JMethodID, Caller, JMethodName, Signature) F(FunctionName)
-#define F(FunctionName) std::string FunctionName(const std::string& filepath);
-ANDROID_SINGLE_PATH_HELPER_FUNCTIONS(FH)
-#undef F
-#undef FH
+int OpenContentUri(const std::string& filepath, OpenMode openmode);
+std::uint64_t GetSize(const std::string& filepath);
+bool IsDirectory(const std::string& filepath);
+bool Exists(const std::string& filepath);
+std::string GetParentDirectory(const std::string& filepath);
+std::string GetFilename(const std::string& filepath);
 
 } // namespace Common::FS::Android

src/common/settings.cpp

@@ -30,6 +30,7 @@ namespace Settings {
 #define SETTING(TYPE, RANGED) template class Setting<TYPE, RANGED>
 #define SWITCHABLE(TYPE, RANGED) template class SwitchableSetting<TYPE, RANGED>
 
+SETTING(AppletMode, false);
 SETTING(AudioEngine, false);
 SETTING(bool, false);
 SETTING(int, false);
@@ -215,6 +216,8 @@ const char* TranslateCategory(Category category) {
         return "Debugging";
     case Category::GpuDriver:
         return "GpuDriver";
+    case Category::LibraryApplet:
+        return "LibraryApplet";
     case Category::Miscellaneous:
         return "Miscellaneous";
     case Category::Network:

src/common/settings.h

@@ -133,6 +133,38 @@ struct TouchFromButtonMap {
 struct Values {
     Linkage linkage{};
 
+    // Applet
+    Setting<AppletMode> cabinet_applet_mode{linkage, AppletMode::LLE, "cabinet_applet_mode",
+                                            Category::LibraryApplet};
+    Setting<AppletMode> controller_applet_mode{linkage, AppletMode::HLE, "controller_applet_mode",
+                                               Category::LibraryApplet};
+    Setting<AppletMode> data_erase_applet_mode{linkage, AppletMode::HLE, "data_erase_applet_mode",
+                                               Category::LibraryApplet};
+    Setting<AppletMode> error_applet_mode{linkage, AppletMode::HLE, "error_applet_mode",
+                                          Category::LibraryApplet};
+    Setting<AppletMode> net_connect_applet_mode{linkage, AppletMode::HLE, "net_connect_applet_mode",
+                                                Category::LibraryApplet};
+    Setting<AppletMode> player_select_applet_mode{
+        linkage, AppletMode::HLE, "player_select_applet_mode", Category::LibraryApplet};
+    Setting<AppletMode> swkbd_applet_mode{linkage, AppletMode::LLE, "swkbd_applet_mode",
+                                          Category::LibraryApplet};
+    Setting<AppletMode> mii_edit_applet_mode{linkage, AppletMode::LLE, "mii_edit_applet_mode",
+                                             Category::LibraryApplet};
+    Setting<AppletMode> web_applet_mode{linkage, AppletMode::HLE, "web_applet_mode",
+                                        Category::LibraryApplet};
+    Setting<AppletMode> shop_applet_mode{linkage, AppletMode::HLE, "shop_applet_mode",
+                                         Category::LibraryApplet};
+    Setting<AppletMode> photo_viewer_applet_mode{
+        linkage, AppletMode::LLE, "photo_viewer_applet_mode", Category::LibraryApplet};
+    Setting<AppletMode> offline_web_applet_mode{linkage, AppletMode::LLE, "offline_web_applet_mode",
+                                                Category::LibraryApplet};
+    Setting<AppletMode> login_share_applet_mode{linkage, AppletMode::HLE, "login_share_applet_mode",
+                                                Category::LibraryApplet};
+    Setting<AppletMode> wifi_web_auth_applet_mode{
+        linkage, AppletMode::HLE, "wifi_web_auth_applet_mode", Category::LibraryApplet};
+    Setting<AppletMode> my_page_applet_mode{linkage, AppletMode::LLE, "my_page_applet_mode",
+                                            Category::LibraryApplet};
+
     // Audio
     SwitchableSetting<AudioEngine> sink_id{linkage, AudioEngine::Auto, "output_engine",
                                            Category::Audio, Specialization::RuntimeList};

src/common/settings_common.h

@@ -44,6 +44,7 @@ enum class Category : u32 {
     Services,
     Paths,
     Linux,
+    LibraryApplet,
     MaxEnum,
 };
 

src/common/settings_enums.h

@@ -151,6 +151,8 @@ ENUM(AspectRatio, R16_9, R4_3, R21_9, R16_10, Stretch);
 
 ENUM(ConsoleMode, Handheld, Docked);
 
+ENUM(AppletMode, HLE, LLE);
+
 template <typename Type>
 inline std::string CanonicalizeEnum(Type id) {
     const auto group = EnumMetadata<Type>::Canonicalizations();

src/core/device_memory_manager.h

@@ -43,6 +43,8 @@ public:
     DeviceMemoryManager(const DeviceMemory& device_memory);
     ~DeviceMemoryManager();
 
+    static constexpr bool HAS_FLUSH_INVALIDATION = true;
+
     void BindInterface(DeviceInterface* device_inter);
 
     DAddr Allocate(size_t size);

src/core/guest_memory.h

@@ -44,15 +44,32 @@ public:
     GuestMemory() = delete;
     explicit GuestMemory(M& memory, u64 addr, std::size_t size,
                          Common::ScratchBuffer<T>* backup = nullptr)
-        : m_memory{memory}, m_addr{addr}, m_size{size} {
+        : m_memory{&memory}, m_addr{addr}, m_size{size} {
         static_assert(FLAGS & GuestMemoryFlags::Read || FLAGS & GuestMemoryFlags::Write);
-        if constexpr (FLAGS & GuestMemoryFlags::Read) {
+        if constexpr (!(FLAGS & GuestMemoryFlags::Read)) {
+            if (!this->TrySetSpan()) {
+                if (backup) {
+                    backup->resize_destructive(this->size());
+                    m_data_span = *backup;
+                    m_span_valid = true;
+                    m_is_data_copy = true;
+                } else {
+                    m_data_copy.resize(this->size());
+                    m_data_span = std::span(m_data_copy);
+                    m_span_valid = true;
+                    m_is_data_copy = true;
+                }
+            }
+        } else if constexpr (FLAGS & GuestMemoryFlags::Read) {
             Read(addr, size, backup);
         }
     }
 
     ~GuestMemory() = default;
 
+    GuestMemory(GuestMemory&& rhs) = default;
+    GuestMemory& operator=(GuestMemory&& rhs) = default;
+
     T* data() noexcept {
         return m_data_span.data();
     }
@@ -109,8 +126,8 @@ public:
         }
 
         if (this->TrySetSpan()) {
-            if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-                m_memory.FlushRegion(m_addr, this->size_bytes());
+            if constexpr (FLAGS & GuestMemoryFlags::Safe && M::HAS_FLUSH_INVALIDATION) {
+                m_memory->FlushRegion(m_addr, this->size_bytes());
             }
         } else {
             if (backup) {
@@ -123,9 +140,9 @@ public:
             m_is_data_copy = true;
             m_span_valid = true;
             if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-                m_memory.ReadBlock(m_addr, this->data(), this->size_bytes());
+                m_memory->ReadBlock(m_addr, this->data(), this->size_bytes());
             } else {
-                m_memory.ReadBlockUnsafe(m_addr, this->data(), this->size_bytes());
+                m_memory->ReadBlockUnsafe(m_addr, this->data(), this->size_bytes());
             }
         }
         return m_data_span;
@@ -133,18 +150,19 @@ public:
 
     void Write(std::span<T> write_data) noexcept {
         if constexpr (FLAGS & GuestMemoryFlags::Cached) {
-            m_memory.WriteBlockCached(m_addr, write_data.data(), this->size_bytes());
+            m_memory->WriteBlockCached(m_addr, write_data.data(), this->size_bytes());
         } else if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-            m_memory.WriteBlock(m_addr, write_data.data(), this->size_bytes());
+            m_memory->WriteBlock(m_addr, write_data.data(), this->size_bytes());
         } else {
-            m_memory.WriteBlockUnsafe(m_addr, write_data.data(), this->size_bytes());
+            m_memory->WriteBlockUnsafe(m_addr, write_data.data(), this->size_bytes());
         }
     }
 
     bool TrySetSpan() noexcept {
-        if (u8* ptr = m_memory.GetSpan(m_addr, this->size_bytes()); ptr) {
+        if (u8* ptr = m_memory->GetSpan(m_addr, this->size_bytes()); ptr) {
             m_data_span = {reinterpret_cast<T*>(ptr), this->size()};
             m_span_valid = true;
+            m_is_data_copy = false;
             return true;
         }
         return false;
@@ -159,7 +177,7 @@ protected:
         return m_addr_changed;
     }
 
-    M& m_memory;
+    M* m_memory;
     u64 m_addr{};
     size_t m_size{};
     std::span<T> m_data_span{};
@@ -175,17 +193,7 @@ public:
     GuestMemoryScoped() = delete;
     explicit GuestMemoryScoped(M& memory, u64 addr, std::size_t size,
                                Common::ScratchBuffer<T>* backup = nullptr)
-        : GuestMemory<M, T, FLAGS>(memory, addr, size, backup) {
-        if constexpr (!(FLAGS & GuestMemoryFlags::Read)) {
-            if (!this->TrySetSpan()) {
-                if (backup) {
-                    this->m_data_span = *backup;
-                    this->m_span_valid = true;
-                    this->m_is_data_copy = true;
-                }
-            }
-        }
-    }
+        : GuestMemory<M, T, FLAGS>(memory, addr, size, backup) {}
 
     ~GuestMemoryScoped() {
         if constexpr (FLAGS & GuestMemoryFlags::Write) {
@@ -196,15 +204,17 @@ public:
             if (this->AddressChanged() || this->IsDataCopy()) {
                 ASSERT(this->m_span_valid);
                 if constexpr (FLAGS & GuestMemoryFlags::Cached) {
-                    this->m_memory.WriteBlockCached(this->m_addr, this->data(), this->size_bytes());
+                    this->m_memory->WriteBlockCached(this->m_addr, this->data(),
+                                                     this->size_bytes());
                 } else if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-                    this->m_memory.WriteBlock(this->m_addr, this->data(), this->size_bytes());
+                    this->m_memory->WriteBlock(this->m_addr, this->data(), this->size_bytes());
                 } else {
-                    this->m_memory.WriteBlockUnsafe(this->m_addr, this->data(), this->size_bytes());
+                    this->m_memory->WriteBlockUnsafe(this->m_addr, this->data(),
+                                                     this->size_bytes());
                 }
             } else if constexpr ((FLAGS & GuestMemoryFlags::Safe) ||
                                  (FLAGS & GuestMemoryFlags::Cached)) {
-                this->m_memory.InvalidateRegion(this->m_addr, this->size_bytes());
+                this->m_memory->InvalidateRegion(this->m_addr, this->size_bytes());
             }
         }
     }

src/core/hle/kernel/k_process.cpp

@@ -4,8 +4,9 @@
 #include <random>
 #include "common/scope_exit.h"
 #include "common/settings.h"
+#include "core/arm/dynarmic/arm_dynarmic.h"
+#include "core/arm/dynarmic/dynarmic_exclusive_monitor.h"
 #include "core/core.h"
-#include "core/gpu_dirty_memory_manager.h"
 #include "core/hle/kernel/k_process.h"
 #include "core/hle/kernel/k_scoped_resource_reservation.h"
 #include "core/hle/kernel/k_shared_memory.h"
@@ -1258,6 +1259,10 @@ void KProcess::InitializeInterfaces() {
 
 #ifdef HAS_NCE
     if (this->IsApplication() && Settings::IsNceEnabled()) {
+        // Register the scoped JIT handler before creating any NCE instances
+        // so that its signal handler will appear first in the signal chain.
+        Core::ScopedJitExecution::RegisterHandler();
+
         for (size_t i = 0; i < Core::Hardware::NUM_CPU_CORES; i++) {
             m_arm_interfaces[i] = std::make_unique<Core::ArmNce>(m_kernel.System(), true, i);
         }

src/core/hle/service/am/am_types.h

@@ -130,9 +130,9 @@ enum class AppletProgramId : u64 {
 
 enum class LibraryAppletMode : u32 {
     AllForeground = 0,
-    Background = 1,
-    NoUI = 2,
-    BackgroundIndirectDisplay = 3,
+    PartialForeground = 1,
+    NoUi = 2,
+    PartialForegroundIndirectDisplay = 3,
     AllForegroundInitiallyHidden = 4,
 };
 

src/core/hle/service/am/frontend/applet_software_keyboard.cpp

@@ -68,9 +68,9 @@ void SoftwareKeyboard::Initialize() {
     case LibraryAppletMode::AllForeground:
         InitializeForeground();
         break;
-    case LibraryAppletMode::Background:
-    case LibraryAppletMode::BackgroundIndirectDisplay:
-        InitializeBackground(applet_mode);
+    case LibraryAppletMode::PartialForeground:
+    case LibraryAppletMode::PartialForegroundIndirectDisplay:
+        InitializePartialForeground(applet_mode);
         break;
     default:
         ASSERT_MSG(false, "Invalid LibraryAppletMode={}", applet_mode);
@@ -243,7 +243,7 @@ void SoftwareKeyboard::InitializeForeground() {
     InitializeFrontendNormalKeyboard();
 }
 
-void SoftwareKeyboard::InitializeBackground(LibraryAppletMode library_applet_mode) {
+void SoftwareKeyboard::InitializePartialForeground(LibraryAppletMode library_applet_mode) {
     LOG_INFO(Service_AM, "Initializing Inline Software Keyboard Applet.");
 
     is_background = true;
@@ -258,9 +258,9 @@ void SoftwareKeyboard::InitializeBackground(LibraryAppletMode library_applet_mod
                 swkbd_inline_initialize_arg.size());
 
     if (swkbd_initialize_arg.library_applet_mode_flag) {
-        ASSERT(library_applet_mode == LibraryAppletMode::Background);
+        ASSERT(library_applet_mode == LibraryAppletMode::PartialForeground);
     } else {
-        ASSERT(library_applet_mode == LibraryAppletMode::BackgroundIndirectDisplay);
+        ASSERT(library_applet_mode == LibraryAppletMode::PartialForegroundIndirectDisplay);
     }
 }
 

src/core/hle/service/am/frontend/applet_software_keyboard.h

@@ -62,7 +62,7 @@ private:
     void InitializeForeground();
 
     /// Initializes the inline software keyboard.
-    void InitializeBackground(LibraryAppletMode library_applet_mode);
+    void InitializePartialForeground(LibraryAppletMode library_applet_mode);
 
     /// Processes the text check sent by the application.
     void ProcessTextCheck();

src/core/hle/service/am/library_applet_creator.cpp

@@ -1,6 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/settings.h"
 #include "core/hle/kernel/k_transfer_memory.h"
 #include "core/hle/service/am/applet_data_broker.h"
 #include "core/hle/service/am/applet_manager.h"
@@ -16,6 +17,34 @@ namespace Service::AM {
 
 namespace {
 
+bool ShouldCreateGuestApplet(AppletId applet_id) {
+#define X(Name, name)                                                                              \
+    if (applet_id == AppletId::Name &&                                                             \
+        Settings::values.name##_applet_mode.GetValue() != Settings::AppletMode::LLE) {             \
+        return false;                                                                              \
+    }
+
+    X(Cabinet, cabinet)
+    X(Controller, controller)
+    X(DataErase, data_erase)
+    X(Error, error)
+    X(NetConnect, net_connect)
+    X(ProfileSelect, player_select)
+    X(SoftwareKeyboard, swkbd)
+    X(MiiEdit, mii_edit)
+    X(Web, web)
+    X(Shop, shop)
+    X(PhotoViewer, photo_viewer)
+    X(OfflineWeb, offline_web)
+    X(LoginShare, login_share)
+    X(WebAuth, wifi_web_auth)
+    X(MyPage, my_page)
+
+#undef X
+
+    return true;
+}
+
 AppletProgramId AppletIdToProgramId(AppletId applet_id) {
     switch (applet_id) {
     case AppletId::OverlayDisplay:
@@ -63,9 +92,10 @@ AppletProgramId AppletIdToProgramId(AppletId applet_id) {
     }
 }
 
-[[maybe_unused]] std::shared_ptr<ILibraryAppletAccessor> CreateGuestApplet(
-    Core::System& system, std::shared_ptr<Applet> caller_applet, AppletId applet_id,
-    LibraryAppletMode mode) {
+std::shared_ptr<ILibraryAppletAccessor> CreateGuestApplet(Core::System& system,
+                                                          std::shared_ptr<Applet> caller_applet,
+                                                          AppletId applet_id,
+                                                          LibraryAppletMode mode) {
     const auto program_id = static_cast<u64>(AppletIdToProgramId(applet_id));
     if (program_id == 0) {
         // Unknown applet
@@ -87,24 +117,18 @@ AppletProgramId AppletIdToProgramId(AppletId applet_id) {
     // Set focus state
     switch (mode) {
     case LibraryAppletMode::AllForeground:
-    case LibraryAppletMode::NoUI:
-        applet->focus_state = FocusState::InFocus;
+    case LibraryAppletMode::NoUi:
+    case LibraryAppletMode::PartialForeground:
+    case LibraryAppletMode::PartialForegroundIndirectDisplay:
         applet->hid_registration.EnableAppletToGetInput(true);
+        applet->focus_state = FocusState::InFocus;
         applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::ChangeIntoForeground);
-        applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::FocusStateChanged);
         break;
     case LibraryAppletMode::AllForegroundInitiallyHidden:
-        applet->system_buffer_manager.SetWindowVisibility(false);
-        applet->focus_state = FocusState::NotInFocus;
         applet->hid_registration.EnableAppletToGetInput(false);
-        applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::FocusStateChanged);
-        break;
-    case LibraryAppletMode::Background:
-    case LibraryAppletMode::BackgroundIndirectDisplay:
-    default:
-        applet->focus_state = FocusState::Background;
-        applet->hid_registration.EnableAppletToGetInput(true);
-        applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::FocusStateChanged);
+        applet->focus_state = FocusState::NotInFocus;
+        applet->system_buffer_manager.SetWindowVisibility(false);
+        applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::ChangeIntoBackground);
         break;
     }
 
@@ -117,9 +141,10 @@ AppletProgramId AppletIdToProgramId(AppletId applet_id) {
     return std::make_shared<ILibraryAppletAccessor>(system, broker, applet);
 }
 
-[[maybe_unused]] std::shared_ptr<ILibraryAppletAccessor> CreateFrontendApplet(
-    Core::System& system, std::shared_ptr<Applet> caller_applet, AppletId applet_id,
-    LibraryAppletMode mode) {
+std::shared_ptr<ILibraryAppletAccessor> CreateFrontendApplet(Core::System& system,
+                                                             std::shared_ptr<Applet> caller_applet,
+                                                             AppletId applet_id,
+                                                             LibraryAppletMode mode) {
     const auto program_id = static_cast<u64>(AppletIdToProgramId(applet_id));
 
     auto process = std::make_unique<Process>(system);
@@ -163,7 +188,13 @@ void ILibraryAppletCreator::CreateLibraryApplet(HLERequestContext& ctx) {
     LOG_DEBUG(Service_AM, "called with applet_id={:08X}, applet_mode={:08X}", applet_id,
               applet_mode);
 
-    auto library_applet = CreateFrontendApplet(system, applet, applet_id, applet_mode);
+    std::shared_ptr<ILibraryAppletAccessor> library_applet;
+    if (ShouldCreateGuestApplet(applet_id)) {
+        library_applet = CreateGuestApplet(system, applet, applet_id, applet_mode);
+    }
+    if (!library_applet) {
+        library_applet = CreateFrontendApplet(system, applet, applet_id, applet_mode);
+    }
     if (!library_applet) {
         LOG_ERROR(Service_AM, "Applet doesn't exist! applet_id={}", applet_id);
 

src/core/hle/service/am/self_controller.cpp

@@ -1,10 +1,13 @@
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/logging/log.h"
+#include "core/hle/result.h"
 #include "core/hle/service/am/am_results.h"
 #include "core/hle/service/am/frontend/applets.h"
 #include "core/hle/service/am/self_controller.h"
 #include "core/hle/service/caps/caps_su.h"
+#include "core/hle/service/hle_ipc.h"
 #include "core/hle/service/ipc_helpers.h"
 #include "core/hle/service/nvnflinger/fb_share_buffer_manager.h"
 #include "core/hle/service/nvnflinger/nvnflinger.h"
@@ -47,7 +50,7 @@ ISelfController::ISelfController(Core::System& system_, std::shared_ptr<Applet>
         {50, &ISelfController::SetHandlesRequestToDisplay, "SetHandlesRequestToDisplay"},
         {51, &ISelfController::ApproveToDisplay, "ApproveToDisplay"},
         {60, nullptr, "OverrideAutoSleepTimeAndDimmingTime"},
-        {61, nullptr, "SetMediaPlaybackState"},
+        {61, &ISelfController::SetMediaPlaybackState, "SetMediaPlaybackState"},
         {62, &ISelfController::SetIdleTimeDetectionExtension, "SetIdleTimeDetectionExtension"},
         {63, &ISelfController::GetIdleTimeDetectionExtension, "GetIdleTimeDetectionExtension"},
         {64, nullptr, "SetInputDetectionSourceSet"},
@@ -288,7 +291,8 @@ void ISelfController::GetSystemSharedBufferHandle(HLERequestContext& ctx) {
 }
 
 Result ISelfController::EnsureBufferSharingEnabled(Kernel::KProcess* process) {
-    if (applet->system_buffer_manager.Initialize(&nvnflinger, process, applet->applet_id)) {
+    if (applet->system_buffer_manager.Initialize(&nvnflinger, process, applet->applet_id,
+                                                 applet->library_applet_mode)) {
         return ResultSuccess;
     }
 
@@ -323,6 +327,16 @@ void ISelfController::ApproveToDisplay(HLERequestContext& ctx) {
     rb.Push(ResultSuccess);
 }
 
+void ISelfController::SetMediaPlaybackState(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    const u8 state = rp.Pop<u8>();
+
+    LOG_WARNING(Service_AM, "(STUBBED) called, state={}", state);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
 void ISelfController::SetIdleTimeDetectionExtension(HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
 

src/core/hle/service/am/self_controller.h

@@ -3,6 +3,7 @@
 
 #pragma once
 
+#include "core/hle/service/hle_ipc.h"
 #include "core/hle/service/kernel_helpers.h"
 #include "core/hle/service/service.h"
 
@@ -38,6 +39,7 @@ private:
     void CreateManagedDisplaySeparableLayer(HLERequestContext& ctx);
     void SetHandlesRequestToDisplay(HLERequestContext& ctx);
     void ApproveToDisplay(HLERequestContext& ctx);
+    void SetMediaPlaybackState(HLERequestContext& ctx);
     void SetIdleTimeDetectionExtension(HLERequestContext& ctx);
     void GetIdleTimeDetectionExtension(HLERequestContext& ctx);
     void ReportUserIsActive(HLERequestContext& ctx);

src/core/hle/service/am/system_buffer_manager.cpp

@@ -17,11 +17,12 @@ SystemBufferManager::~SystemBufferManager() {
 
     // Clean up shared layers.
     if (m_buffer_sharing_enabled) {
+        m_nvnflinger->GetSystemBufferManager().Finalize(m_process);
     }
 }
 
 bool SystemBufferManager::Initialize(Nvnflinger::Nvnflinger* nvnflinger, Kernel::KProcess* process,
-                                     AppletId applet_id) {
+                                     AppletId applet_id, LibraryAppletMode mode) {
     if (m_nvnflinger) {
         return m_buffer_sharing_enabled;
     }
@@ -36,9 +37,15 @@ bool SystemBufferManager::Initialize(Nvnflinger::Nvnflinger* nvnflinger, Kernel:
         return false;
     }
 
+    Nvnflinger::LayerBlending blending = Nvnflinger::LayerBlending::None;
+    if (mode == LibraryAppletMode::PartialForeground ||
+        mode == LibraryAppletMode::PartialForegroundIndirectDisplay) {
+        blending = Nvnflinger::LayerBlending::Coverage;
+    }
+
     const auto display_id = m_nvnflinger->OpenDisplay("Default").value();
     const auto res = m_nvnflinger->GetSystemBufferManager().Initialize(
-        &m_system_shared_buffer_id, &m_system_shared_layer_id, display_id);
+        m_process, &m_system_shared_buffer_id, &m_system_shared_layer_id, display_id, blending);
 
     if (res.IsSuccess()) {
         m_buffer_sharing_enabled = true;
@@ -62,8 +69,12 @@ void SystemBufferManager::SetWindowVisibility(bool visible) {
 
 Result SystemBufferManager::WriteAppletCaptureBuffer(bool* out_was_written,
                                                      s32* out_fbshare_layer_index) {
-    // TODO
-    R_SUCCEED();
+    if (!m_buffer_sharing_enabled) {
+        return VI::ResultPermissionDenied;
+    }
+
+    return m_nvnflinger->GetSystemBufferManager().WriteAppletCaptureBuffer(out_was_written,
+                                                                           out_fbshare_layer_index);
 }
 
 } // namespace Service::AM

src/core/hle/service/am/system_buffer_manager.h

@@ -27,7 +27,8 @@ public:
     SystemBufferManager();
     ~SystemBufferManager();
 
-    bool Initialize(Nvnflinger::Nvnflinger* flinger, Kernel::KProcess* process, AppletId applet_id);
+    bool Initialize(Nvnflinger::Nvnflinger* flinger, Kernel::KProcess* process, AppletId applet_id,
+                    LibraryAppletMode mode);
 
     void GetSystemSharedLayerHandle(u64* out_system_shared_buffer_id,
                                     u64* out_system_shared_layer_id) {

src/core/hle/service/am/window_controller.cpp

@@ -62,12 +62,12 @@ void IWindowController::SetAppletWindowVisibility(HLERequestContext& ctx) {
     applet->hid_registration.EnableAppletToGetInput(visible);
 
     if (visible) {
-        applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::ChangeIntoForeground);
         applet->focus_state = FocusState::InFocus;
+        applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::ChangeIntoForeground);
     } else {
         applet->focus_state = FocusState::NotInFocus;
+        applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::ChangeIntoBackground);
     }
-    applet->message_queue.PushMessage(AppletMessageQueue::AppletMessage::FocusStateChanged);
 
     IPC::ResponseBuilder rb{ctx, 2};
     rb.Push(ResultSuccess);

src/core/hle/service/cmif_serialization.h

@@ -280,7 +280,7 @@ void ReadInArgument(bool is_domain, CallArguments& args, const u8* raw_data, HLE
 
             u32 value{};
             std::memcpy(&value, raw_data + ArgOffset, ArgSize);
-            std::get<ArgIndex>(args) = ctx.GetDomainHandler<ArgType::Type>(value - 1);
+            std::get<ArgIndex>(args) = ctx.GetDomainHandler<typename ArgType::element_type>(value - 1);
 
             return ReadInArgument<MethodArguments, CallArguments, ArgAlign, ArgEnd, HandleIndex, InBufferIndex, OutBufferIndex, true, ArgIndex + 1>(is_domain, args, raw_data, ctx, temp);
         } else if constexpr (ArgumentTraits<ArgType>::Type == ArgumentType::InCopyHandle) {

src/core/hle/service/cmif_types.h

@@ -65,6 +65,14 @@ struct ClientProcessId {
 };
 
 struct ProcessId {
+    explicit ProcessId() : pid() {}
+    explicit ProcessId(u64 p) : pid(p) {}
+    /* implicit */ ProcessId(const ClientProcessId& c) : pid(c.pid) {}
+
+    bool operator==(const ProcessId& rhs) const {
+        return pid == rhs.pid;
+    }
+
     explicit operator bool() const {
         return pid != 0;
     }

src/core/hle/service/hle_ipc.cpp

@@ -299,8 +299,12 @@ Result HLERequestContext::WriteToOutgoingCommandBuffer() {
     if (GetManager()->IsDomain()) {
         current_offset = domain_offset - static_cast<u32>(outgoing_domain_objects.size());
         for (auto& object : outgoing_domain_objects) {
-            GetManager()->AppendDomainHandler(std::move(object));
-            cmd_buf[current_offset++] = static_cast<u32_le>(GetManager()->DomainHandlerCount());
+            if (object) {
+                GetManager()->AppendDomainHandler(std::move(object));
+                cmd_buf[current_offset++] = static_cast<u32_le>(GetManager()->DomainHandlerCount());
+            } else {
+                cmd_buf[current_offset++] = 0;
+            }
         }
     }
 

src/core/hle/service/nvdrv/core/container.cpp

@@ -49,6 +49,7 @@ SessionId Container::OpenSession(Kernel::KProcess* process) {
             continue;
         }
         if (session.process == process) {
+            session.ref_count++;
             return session.id;
         }
     }
@@ -66,6 +67,7 @@ SessionId Container::OpenSession(Kernel::KProcess* process) {
     }
     auto& session = impl->sessions[new_id];
     session.is_active = true;
+    session.ref_count = 1;
     // Optimization
     if (process->IsApplication()) {
         auto& page_table = process->GetPageTable().GetBasePageTable();
@@ -114,8 +116,11 @@ SessionId Container::OpenSession(Kernel::KProcess* process) {
 
 void Container::CloseSession(SessionId session_id) {
     std::scoped_lock lk(impl->session_guard);
-    impl->file.UnmapAllHandles(session_id);
     auto& session = impl->sessions[session_id.id];
+    if (--session.ref_count > 0) {
+        return;
+    }
+    impl->file.UnmapAllHandles(session_id);
     auto& smmu = impl->host1x.MemoryManager();
     if (session.has_preallocated_area) {
         const DAddr region_start = session.mapper->GetRegionStart();

src/core/hle/service/nvdrv/core/container.h

@@ -46,6 +46,7 @@ struct Session {
     bool has_preallocated_area{};
     std::unique_ptr<HeapMapper> mapper{};
     bool is_active{};
+    s32 ref_count{};
 };
 
 class Container {
@@ -67,10 +68,7 @@ public:
     const SyncpointManager& GetSyncpointManager() const;
 
     struct Host1xDeviceFileData {
-        std::unordered_map<DeviceFD, u32> fd_to_id{};
         std::deque<u32> syncpts_accumulated{};
-        u32 nvdec_next_id{};
-        u32 vic_next_id{};
     };
 
     Host1xDeviceFileData& Host1xDeviceFile();

src/core/hle/service/nvdrv/core/nvmap.cpp

@@ -333,9 +333,13 @@ void NvMap::UnmapAllHandles(NvCore::SessionId session_id) {
     }();
 
     for (auto& [id, handle] : handles_copy) {
-        if (handle->session_id.id == session_id.id) {
-            FreeHandle(id, false);
+        {
+            std::scoped_lock lk{handle->mutex};
+            if (handle->session_id.id != session_id.id || handle->dupes <= 0) {
+                continue;
+            }
         }
+        FreeHandle(id, false);
     }
 }
 

src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp

@@ -15,6 +15,22 @@
 
 namespace Service::Nvidia::Devices {
 
+namespace {
+
+Tegra::BlendMode ConvertBlending(Service::Nvnflinger::LayerBlending blending) {
+    switch (blending) {
+    case Service::Nvnflinger::LayerBlending::None:
+    default:
+        return Tegra::BlendMode::Opaque;
+    case Service::Nvnflinger::LayerBlending::Premultiplied:
+        return Tegra::BlendMode::Premultiplied;
+    case Service::Nvnflinger::LayerBlending::Coverage:
+        return Tegra::BlendMode::Coverage;
+    }
+}
+
+} // namespace
+
 nvdisp_disp0::nvdisp_disp0(Core::System& system_, NvCore::Container& core)
     : nvdevice{system_}, container{core}, nvmap{core.GetNvMapFile()} {}
 nvdisp_disp0::~nvdisp_disp0() = default;
@@ -56,6 +72,7 @@ void nvdisp_disp0::Composite(std::span<const Nvnflinger::HwcLayer> sorted_layers
             .pixel_format = layer.format,
             .transform_flags = layer.transform,
             .crop_rect = layer.crop_rect,
+            .blending = ConvertBlending(layer.blending),
         });
 
         for (size_t i = 0; i < layer.acquire_fence.num_fences; i++) {

src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp

@@ -8,6 +8,7 @@
 #include "core/hle/service/nvdrv/core/container.h"
 #include "core/hle/service/nvdrv/devices/ioctl_serialization.h"
 #include "core/hle/service/nvdrv/devices/nvhost_nvdec.h"
+#include "video_core/host1x/host1x.h"
 #include "video_core/renderer_base.h"
 
 namespace Service::Nvidia::Devices {
@@ -21,13 +22,8 @@ NvResult nvhost_nvdec::Ioctl1(DeviceFD fd, Ioctl command, std::span<const u8> in
     switch (command.group) {
     case 0x0:
         switch (command.cmd) {
-        case 0x1: {
-            auto& host1x_file = core.Host1xDeviceFile();
-            if (!host1x_file.fd_to_id.contains(fd)) {
-                host1x_file.fd_to_id[fd] = host1x_file.nvdec_next_id++;
-            }
+        case 0x1:
             return WrapFixedVariable(this, &nvhost_nvdec::Submit, input, output, fd);
-        }
         case 0x2:
             return WrapFixed(this, &nvhost_nvdec::GetSyncpoint, input, output);
         case 0x3:
@@ -72,15 +68,12 @@ void nvhost_nvdec::OnOpen(NvCore::SessionId session_id, DeviceFD fd) {
     LOG_INFO(Service_NVDRV, "NVDEC video stream started");
     system.SetNVDECActive(true);
     sessions[fd] = session_id;
+    host1x.StartDevice(fd, Tegra::Host1x::ChannelType::NvDec, channel_syncpoint);
 }
 
 void nvhost_nvdec::OnClose(DeviceFD fd) {
     LOG_INFO(Service_NVDRV, "NVDEC video stream ended");
-    auto& host1x_file = core.Host1xDeviceFile();
-    const auto iter = host1x_file.fd_to_id.find(fd);
-    if (iter != host1x_file.fd_to_id.end()) {
-        system.GPU().ClearCdmaInstance(iter->second);
-    }
+    host1x.StopDevice(fd, Tegra::Host1x::ChannelType::NvDec);
     system.SetNVDECActive(false);
     auto it = sessions.find(fd);
     if (it != sessions.end()) {

src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp

@@ -55,8 +55,9 @@ std::size_t WriteVectors(std::span<u8> dst, const std::vector<T>& src, std::size
 
 nvhost_nvdec_common::nvhost_nvdec_common(Core::System& system_, NvCore::Container& core_,
                                          NvCore::ChannelType channel_type_)
-    : nvdevice{system_}, core{core_}, syncpoint_manager{core.GetSyncpointManager()},
-      nvmap{core.GetNvMapFile()}, channel_type{channel_type_} {
+    : nvdevice{system_}, host1x{system_.Host1x()}, core{core_},
+      syncpoint_manager{core.GetSyncpointManager()}, nvmap{core.GetNvMapFile()},
+      channel_type{channel_type_} {
     auto& syncpts_accumulated = core.Host1xDeviceFile().syncpts_accumulated;
     if (syncpts_accumulated.empty()) {
         channel_syncpoint = syncpoint_manager.AllocateSyncpoint(false);
@@ -95,24 +96,24 @@ NvResult nvhost_nvdec_common::Submit(IoctlSubmit& params, std::span<u8> data, De
     offset += SliceVectors(data, syncpt_increments, params.syncpoint_count, offset);
     offset += SliceVectors(data, fence_thresholds, params.fence_count, offset);
 
-    auto& gpu = system.GPU();
     auto* session = core.GetSession(sessions[fd]);
 
-    if (gpu.UseNvdec()) {
-        for (std::size_t i = 0; i < syncpt_increments.size(); i++) {
-            const SyncptIncr& syncpt_incr = syncpt_increments[i];
-            fence_thresholds[i] =
-                syncpoint_manager.IncrementSyncpointMaxExt(syncpt_incr.id, syncpt_incr.increments);
-        }
+    for (std::size_t i = 0; i < syncpt_increments.size(); i++) {
+        const SyncptIncr& syncpt_incr = syncpt_increments[i];
+        fence_thresholds[i] =
+            syncpoint_manager.IncrementSyncpointMaxExt(syncpt_incr.id, syncpt_incr.increments);
     }
+
     for (const auto& cmd_buffer : command_buffers) {
         const auto object = nvmap.GetHandle(cmd_buffer.memory_id);
         ASSERT_OR_EXECUTE(object, return NvResult::InvalidState;);
-        Tegra::ChCommandHeaderList cmdlist(cmd_buffer.word_count);
-        session->process->GetMemory().ReadBlock(object->address + cmd_buffer.offset, cmdlist.data(),
-                                                cmdlist.size() * sizeof(u32));
-        gpu.PushCommandBuffer(core.Host1xDeviceFile().fd_to_id[fd], cmdlist);
+        Core::Memory::CpuGuestMemory<Tegra::ChCommandHeader,
+                                     Core::Memory::GuestMemoryFlags::SafeRead>
+            cmdlist(session->process->GetMemory(), object->address + cmd_buffer.offset,
+                    cmd_buffer.word_count);
+        host1x.PushEntries(fd, std::move(cmdlist));
     }
+
     // Some games expect command_buffers to be written back
     offset = 0;
     offset += WriteVectors(data, command_buffers, offset);

src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h

@@ -119,6 +119,7 @@ protected:
 
     Kernel::KEvent* QueryEvent(u32 event_id) override;
 
+    Tegra::Host1x::Host1x& host1x;
     u32 channel_syncpoint;
     s32_le nvmap_fd{};
     u32_le submit_timeout{};

src/core/hle/service/nvdrv/devices/nvhost_vic.cpp

@@ -7,6 +7,7 @@
 #include "core/hle/service/nvdrv/core/container.h"
 #include "core/hle/service/nvdrv/devices/ioctl_serialization.h"
 #include "core/hle/service/nvdrv/devices/nvhost_vic.h"
+#include "video_core/host1x/host1x.h"
 #include "video_core/renderer_base.h"
 
 namespace Service::Nvidia::Devices {
@@ -21,13 +22,8 @@ NvResult nvhost_vic::Ioctl1(DeviceFD fd, Ioctl command, std::span<const u8> inpu
     switch (command.group) {
     case 0x0:
         switch (command.cmd) {
-        case 0x1: {
-            auto& host1x_file = core.Host1xDeviceFile();
-            if (!host1x_file.fd_to_id.contains(fd)) {
-                host1x_file.fd_to_id[fd] = host1x_file.vic_next_id++;
-            }
+        case 0x1:
             return WrapFixedVariable(this, &nvhost_vic::Submit, input, output, fd);
-        }
         case 0x2:
             return WrapFixed(this, &nvhost_vic::GetSyncpoint, input, output);
         case 0x3:
@@ -70,14 +66,11 @@ NvResult nvhost_vic::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> inpu
 
 void nvhost_vic::OnOpen(NvCore::SessionId session_id, DeviceFD fd) {
     sessions[fd] = session_id;
+    host1x.StartDevice(fd, Tegra::Host1x::ChannelType::VIC, channel_syncpoint);
 }
 
 void nvhost_vic::OnClose(DeviceFD fd) {
-    auto& host1x_file = core.Host1xDeviceFile();
-    const auto iter = host1x_file.fd_to_id.find(fd);
-    if (iter != host1x_file.fd_to_id.end()) {
-        system.GPU().ClearCdmaInstance(iter->second);
-    }
+    host1x.StopDevice(fd, Tegra::Host1x::ChannelType::VIC);
     sessions.erase(fd);
 }
 

src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp

@@ -14,24 +14,20 @@
 #include "core/hle/service/nvnflinger/ui/graphic_buffer.h"
 #include "core/hle/service/vi/layer/vi_layer.h"
 #include "core/hle/service/vi/vi_results.h"
+#include "video_core/gpu.h"
+#include "video_core/host1x/host1x.h"
 
 namespace Service::Nvnflinger {
 
 namespace {
 
-Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address,
-                                        std::unique_ptr<Kernel::KPageGroup>* out_page_group,
-                                        Core::System& system, u32 size) {
+Result AllocateSharedBufferMemory(std::unique_ptr<Kernel::KPageGroup>* out_page_group,
+                                  Core::System& system, u32 size) {
     using Core::Memory::YUZU_PAGESIZE;
 
     // Allocate memory for the system shared buffer.
-    // FIXME: Because the gmmu can only point to cpu addresses, we need
-    //        to map this in the application space to allow it to be used.
-    // FIXME: Add proper smmu emulation.
     // FIXME: This memory belongs to vi's .data section.
     auto& kernel = system.Kernel();
-    auto* process = system.ApplicationProcess();
-    auto& page_table = process->GetPageTable();
 
     // Hold a temporary page group reference while we try to map it.
     auto pg = std::make_unique<Kernel::KPageGroup>(
@@ -43,6 +39,30 @@ Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address,
         Kernel::KMemoryManager::EncodeOption(Kernel::KMemoryManager::Pool::Secure,
                                              Kernel::KMemoryManager::Direction::FromBack)));
 
+    // Fill the output data with red.
+    for (auto& block : *pg) {
+        u32* start = system.DeviceMemory().GetPointer<u32>(block.GetAddress());
+        u32* end = system.DeviceMemory().GetPointer<u32>(block.GetAddress() + block.GetSize());
+
+        for (; start < end; start++) {
+            *start = 0xFF0000FF;
+        }
+    }
+
+    // Return the mapped page group.
+    *out_page_group = std::move(pg);
+
+    // We succeeded.
+    R_SUCCEED();
+}
+
+Result MapSharedBufferIntoProcessAddressSpace(Common::ProcessAddress* out_map_address,
+                                              std::unique_ptr<Kernel::KPageGroup>& pg,
+                                              Kernel::KProcess* process, Core::System& system) {
+    using Core::Memory::YUZU_PAGESIZE;
+
+    auto& page_table = process->GetPageTable();
+
     // Get bounds of where mapping is possible.
     const VAddr alias_code_begin = GetInteger(page_table.GetAliasCodeRegionStart());
     const VAddr alias_code_size = page_table.GetAliasCodeRegionSize() / YUZU_PAGESIZE;
@@ -64,9 +84,6 @@ Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address,
     // Return failure, if necessary
     R_UNLESS(i < 64, res);
 
-    // Return the mapped page group.
-    *out_page_group = std::move(pg);
-
     // We succeeded.
     R_SUCCEED();
 }
@@ -135,6 +152,13 @@ Result AllocateHandleForBuffer(u32* out_handle, Nvidia::Module& nvdrv, Nvidia::D
     R_RETURN(AllocNvMapHandle(*nvmap, *out_handle, buffer, size, nvmap_fd));
 }
 
+void FreeHandle(u32 handle, Nvidia::Module& nvdrv, Nvidia::DeviceFD nvmap_fd) {
+    auto nvmap = nvdrv.GetDevice<Nvidia::Devices::nvmap>(nvmap_fd);
+    ASSERT(nvmap != nullptr);
+
+    R_ASSERT(FreeNvMapHandle(*nvmap, handle, nvmap_fd));
+}
+
 constexpr auto SharedBufferBlockLinearFormat = android::PixelFormat::Rgba8888;
 constexpr u32 SharedBufferBlockLinearBpp = 4;
 
@@ -186,53 +210,97 @@ FbShareBufferManager::FbShareBufferManager(Core::System& system, Nvnflinger& fli
 
 FbShareBufferManager::~FbShareBufferManager() = default;
 
-Result FbShareBufferManager::Initialize(u64* out_buffer_id, u64* out_layer_id, u64 display_id) {
+Result FbShareBufferManager::Initialize(Kernel::KProcess* owner_process, u64* out_buffer_id,
+                                        u64* out_layer_handle, u64 display_id,
+                                        LayerBlending blending) {
     std::scoped_lock lk{m_guard};
 
-    // Ensure we have not already created a buffer.
-    R_UNLESS(m_buffer_id == 0, VI::ResultOperationFailed);
+    // Ensure we haven't already created.
+    const u64 aruid = owner_process->GetProcessId();
+    R_UNLESS(!m_sessions.contains(aruid), VI::ResultPermissionDenied);
 
-    // Allocate memory and space for the shared buffer.
-    Common::ProcessAddress map_address;
-    R_TRY(AllocateIoForProcessAddressSpace(std::addressof(map_address),
-                                           std::addressof(m_buffer_page_group), m_system,
-                                           SharedBufferSize));
+    // Allocate memory for the shared buffer if needed.
+    if (!m_buffer_page_group) {
+        R_TRY(AllocateSharedBufferMemory(std::addressof(m_buffer_page_group), m_system,
+                                         SharedBufferSize));
+
+        // Record buffer id.
+        m_buffer_id = m_next_buffer_id++;
+
+        // Record display id.
+        m_display_id = display_id;
+    }
+
+    // Map into process.
+    Common::ProcessAddress map_address{};
+    R_TRY(MapSharedBufferIntoProcessAddressSpace(std::addressof(map_address), m_buffer_page_group,
+                                                 owner_process, m_system));
+
+    // Create new session.
+    auto [it, was_emplaced] = m_sessions.emplace(aruid, FbShareSession{});
+    auto& session = it->second;
 
     auto& container = m_nvdrv->GetContainer();
-    m_session_id = container.OpenSession(m_system.ApplicationProcess());
-    m_nvmap_fd = m_nvdrv->Open("/dev/nvmap", m_session_id);
+    session.session_id = container.OpenSession(owner_process);
+    session.nvmap_fd = m_nvdrv->Open("/dev/nvmap", session.session_id);
 
     // Create an nvmap handle for the buffer and assign the memory to it.
-    R_TRY(AllocateHandleForBuffer(std::addressof(m_buffer_nvmap_handle), *m_nvdrv, m_nvmap_fd,
-                                  map_address, SharedBufferSize));
-
-    // Record the display id.
-    m_display_id = display_id;
+    R_TRY(AllocateHandleForBuffer(std::addressof(session.buffer_nvmap_handle), *m_nvdrv,
+                                  session.nvmap_fd, map_address, SharedBufferSize));
 
     // Create and open a layer for the display.
-    m_layer_id = m_flinger.CreateLayer(m_display_id).value();
-    m_flinger.OpenLayer(m_layer_id);
-
-    // Set up the buffer.
-    m_buffer_id = m_next_buffer_id++;
+    session.layer_id = m_flinger.CreateLayer(m_display_id, blending).value();
+    m_flinger.OpenLayer(session.layer_id);
 
     // Get the layer.
-    VI::Layer* layer = m_flinger.FindLayer(m_display_id, m_layer_id);
+    VI::Layer* layer = m_flinger.FindLayer(m_display_id, session.layer_id);
     ASSERT(layer != nullptr);
 
     // Get the producer and set preallocated buffers.
     auto& producer = layer->GetBufferQueue();
-    MakeGraphicBuffer(producer, 0, m_buffer_nvmap_handle);
-    MakeGraphicBuffer(producer, 1, m_buffer_nvmap_handle);
+    MakeGraphicBuffer(producer, 0, session.buffer_nvmap_handle);
+    MakeGraphicBuffer(producer, 1, session.buffer_nvmap_handle);
 
     // Assign outputs.
     *out_buffer_id = m_buffer_id;
-    *out_layer_id = m_layer_id;
+    *out_layer_handle = session.layer_id;
 
     // We succeeded.
     R_SUCCEED();
 }
 
+void FbShareBufferManager::Finalize(Kernel::KProcess* owner_process) {
+    std::scoped_lock lk{m_guard};
+
+    if (m_buffer_id == 0) {
+        return;
+    }
+
+    const u64 aruid = owner_process->GetProcessId();
+    const auto it = m_sessions.find(aruid);
+    if (it == m_sessions.end()) {
+        return;
+    }
+
+    auto& session = it->second;
+
+    // Destroy the layer.
+    m_flinger.DestroyLayer(session.layer_id);
+
+    // Close nvmap handle.
+    FreeHandle(session.buffer_nvmap_handle, *m_nvdrv, session.nvmap_fd);
+
+    // Close nvmap device.
+    m_nvdrv->Close(session.nvmap_fd);
+
+    // Close session.
+    auto& container = m_nvdrv->GetContainer();
+    container.CloseSession(session.session_id);
+
+    // Erase.
+    m_sessions.erase(it);
+}
+
 Result FbShareBufferManager::GetSharedBufferMemoryHandleId(u64* out_buffer_size,
                                                            s32* out_nvmap_handle,
                                                            SharedMemoryPoolLayout* out_pool_layout,
@@ -242,17 +310,18 @@ Result FbShareBufferManager::GetSharedBufferMemoryHandleId(u64* out_buffer_size,
 
     R_UNLESS(m_buffer_id > 0, VI::ResultNotFound);
     R_UNLESS(buffer_id == m_buffer_id, VI::ResultNotFound);
+    R_UNLESS(m_sessions.contains(applet_resource_user_id), VI::ResultNotFound);
 
     *out_pool_layout = SharedBufferPoolLayout;
     *out_buffer_size = SharedBufferSize;
-    *out_nvmap_handle = m_buffer_nvmap_handle;
+    *out_nvmap_handle = m_sessions[applet_resource_user_id].buffer_nvmap_handle;
 
     R_SUCCEED();
 }
 
 Result FbShareBufferManager::GetLayerFromId(VI::Layer** out_layer, u64 layer_id) {
     // Ensure the layer id is valid.
-    R_UNLESS(m_layer_id > 0 && layer_id == m_layer_id, VI::ResultNotFound);
+    R_UNLESS(layer_id > 0, VI::ResultNotFound);
 
     // Get the layer.
     VI::Layer* layer = m_flinger.FindLayer(m_display_id, layer_id);
@@ -309,6 +378,10 @@ Result FbShareBufferManager::PresentSharedFrameBuffer(android::Fence fence,
                  android::Status::NoError,
              VI::ResultOperationFailed);
 
+    ON_RESULT_FAILURE {
+        producer.CancelBuffer(static_cast<s32>(slot), fence);
+    };
+
     // Queue the buffer to the producer.
     android::QueueBufferInput input{};
     android::QueueBufferOutput output{};
@@ -342,4 +415,33 @@ Result FbShareBufferManager::GetSharedFrameBufferAcquirableEvent(Kernel::KReadab
     R_SUCCEED();
 }
 
+Result FbShareBufferManager::WriteAppletCaptureBuffer(bool* out_was_written, s32* out_layer_index) {
+    std::vector<u8> capture_buffer(m_system.GPU().GetAppletCaptureBuffer());
+    Common::ScratchBuffer<u32> scratch;
+
+    // TODO: this could be optimized
+    s64 e = -1280 * 768 * 4;
+    for (auto& block : *m_buffer_page_group) {
+        u8* start = m_system.DeviceMemory().GetPointer<u8>(block.GetAddress());
+        u8* end = m_system.DeviceMemory().GetPointer<u8>(block.GetAddress() + block.GetSize());
+
+        for (; start < end; start++) {
+            *start = 0;
+
+            if (e >= 0 && e < static_cast<s64>(capture_buffer.size())) {
+                *start = capture_buffer[e];
+            }
+            e++;
+        }
+
+        m_system.GPU().Host1x().MemoryManager().ApplyOpOnPointer(start, scratch, [&](DAddr addr) {
+            m_system.GPU().InvalidateRegion(addr, end - start);
+        });
+    }
+
+    *out_was_written = true;
+    *out_layer_index = 1;
+    R_SUCCEED();
+}
+
 } // namespace Service::Nvnflinger

src/core/hle/service/nvnflinger/fb_share_buffer_manager.h

@@ -3,9 +3,12 @@
 
 #pragma once
 
+#include <map>
+
 #include "common/math_util.h"
 #include "core/hle/service/nvdrv/core/container.h"
 #include "core/hle/service/nvdrv/nvdata.h"
+#include "core/hle/service/nvnflinger/hwc_layer.h"
 #include "core/hle/service/nvnflinger/nvnflinger.h"
 #include "core/hle/service/nvnflinger/ui/fence.h"
 
@@ -29,13 +32,18 @@ struct SharedMemoryPoolLayout {
 };
 static_assert(sizeof(SharedMemoryPoolLayout) == 0x188, "SharedMemoryPoolLayout has wrong size");
 
+struct FbShareSession;
+
 class FbShareBufferManager final {
 public:
     explicit FbShareBufferManager(Core::System& system, Nvnflinger& flinger,
                                   std::shared_ptr<Nvidia::Module> nvdrv);
     ~FbShareBufferManager();
 
-    Result Initialize(u64* out_buffer_id, u64* out_layer_handle, u64 display_id);
+    Result Initialize(Kernel::KProcess* owner_process, u64* out_buffer_id, u64* out_layer_handle,
+                      u64 display_id, LayerBlending blending);
+    void Finalize(Kernel::KProcess* owner_process);
+
     Result GetSharedBufferMemoryHandleId(u64* out_buffer_size, s32* out_nvmap_handle,
                                          SharedMemoryPoolLayout* out_pool_layout, u64 buffer_id,
                                          u64 applet_resource_user_id);
@@ -45,6 +53,8 @@ public:
                                     u32 transform, s32 swap_interval, u64 layer_id, s64 slot);
     Result GetSharedFrameBufferAcquirableEvent(Kernel::KReadableEvent** out_event, u64 layer_id);
 
+    Result WriteAppletCaptureBuffer(bool* out_was_written, s32* out_layer_index);
+
 private:
     Result GetLayerFromId(VI::Layer** out_layer, u64 layer_id);
 
@@ -52,11 +62,8 @@ private:
     u64 m_next_buffer_id = 1;
     u64 m_display_id = 0;
     u64 m_buffer_id = 0;
-    u64 m_layer_id = 0;
-    u32 m_buffer_nvmap_handle = 0;
     SharedMemoryPoolLayout m_pool_layout = {};
-    Nvidia::DeviceFD m_nvmap_fd = {};
-    Nvidia::NvCore::SessionId m_session_id = {};
+    std::map<u64, FbShareSession> m_sessions;
     std::unique_ptr<Kernel::KPageGroup> m_buffer_page_group;
 
     std::mutex m_guard;
@@ -65,4 +72,11 @@ private:
     std::shared_ptr<Nvidia::Module> m_nvdrv;
 };
 
+struct FbShareSession {
+    Nvidia::DeviceFD nvmap_fd = {};
+    Nvidia::NvCore::SessionId session_id = {};
+    u64 layer_id = {};
+    u32 buffer_nvmap_handle = 0;
+};
+
 } // namespace Service::Nvnflinger

src/core/hle/service/nvnflinger/hardware_composer.cpp

@@ -86,6 +86,7 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, VI::Display& display,
             .height = igbp_buffer.Height(),
             .stride = igbp_buffer.Stride(),
             .z_index = 0,
+            .blending = layer.GetBlending(),
             .transform = static_cast<android::BufferTransformFlags>(item.transform),
             .crop_rect = item.crop,
             .acquire_fence = item.fence,

src/core/hle/service/nvnflinger/hwc_layer.h

@@ -11,6 +11,18 @@
 
 namespace Service::Nvnflinger {
 
+// hwc_layer_t::blending values
+enum class LayerBlending : u32 {
+    // No blending
+    None = 0x100,
+
+    // ONE / ONE_MINUS_SRC_ALPHA
+    Premultiplied = 0x105,
+
+    // SRC_ALPHA / ONE_MINUS_SRC_ALPHA
+    Coverage = 0x405,
+};
+
 struct HwcLayer {
     u32 buffer_handle;
     u32 offset;
@@ -19,6 +31,7 @@ struct HwcLayer {
     u32 height;
     u32 stride;
     s32 z_index;
+    LayerBlending blending;
     android::BufferTransformFlags transform;
     Common::Rectangle<int> crop_rect;
     android::Fence acquire_fence;

src/core/hle/service/nvnflinger/nvnflinger.cpp

@@ -157,7 +157,7 @@ bool Nvnflinger::CloseDisplay(u64 display_id) {
     return true;
 }
 
-std::optional<u64> Nvnflinger::CreateLayer(u64 display_id) {
+std::optional<u64> Nvnflinger::CreateLayer(u64 display_id, LayerBlending blending) {
     const auto lock_guard = Lock();
     auto* const display = FindDisplay(display_id);
 
@@ -166,13 +166,14 @@ std::optional<u64> Nvnflinger::CreateLayer(u64 display_id) {
     }
 
     const u64 layer_id = next_layer_id++;
-    CreateLayerAtId(*display, layer_id);
+    CreateLayerAtId(*display, layer_id, blending);
     return layer_id;
 }
 
-void Nvnflinger::CreateLayerAtId(VI::Display& display, u64 layer_id) {
+void Nvnflinger::CreateLayerAtId(VI::Display& display, u64 layer_id, LayerBlending blending) {
     const auto buffer_id = next_buffer_queue_id++;
     display.CreateLayer(layer_id, buffer_id, nvdrv->container);
+    display.FindLayer(layer_id)->SetBlending(blending);
 }
 
 bool Nvnflinger::OpenLayer(u64 layer_id) {

src/core/hle/service/nvnflinger/nvnflinger.h

@@ -15,6 +15,7 @@
 #include "common/thread.h"
 #include "core/hle/result.h"
 #include "core/hle/service/kernel_helpers.h"
+#include "core/hle/service/nvnflinger/hwc_layer.h"
 
 namespace Common {
 class Event;
@@ -72,7 +73,8 @@ public:
     /// Creates a layer on the specified display and returns the layer ID.
     ///
     /// If an invalid display ID is specified, then an empty optional is returned.
-    [[nodiscard]] std::optional<u64> CreateLayer(u64 display_id);
+    [[nodiscard]] std::optional<u64> CreateLayer(u64 display_id,
+                                                 LayerBlending blending = LayerBlending::None);
 
     /// Opens a layer on all displays for the given layer ID.
     bool OpenLayer(u64 layer_id);
@@ -128,7 +130,7 @@ private:
     [[nodiscard]] VI::Layer* FindLayer(u64 display_id, u64 layer_id);
 
     /// Creates a layer with the specified layer ID in the desired display.
-    void CreateLayerAtId(VI::Display& display, u64 layer_id);
+    void CreateLayerAtId(VI::Display& display, u64 layer_id, LayerBlending blending);
 
     void SplitVSync(std::stop_token stop_token);
 

src/core/hle/service/vi/layer/vi_layer.cpp

@@ -1,6 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "core/hle/service/nvnflinger/hwc_layer.h"
 #include "core/hle/service/vi/layer/vi_layer.h"
 
 namespace Service::VI {
@@ -8,8 +9,9 @@ namespace Service::VI {
 Layer::Layer(u64 layer_id_, u32 binder_id_, android::BufferQueueCore& core_,
              android::BufferQueueProducer& binder_,
              std::shared_ptr<android::BufferItemConsumer>&& consumer_)
-    : layer_id{layer_id_}, binder_id{binder_id_}, core{core_}, binder{binder_},
-      consumer{std::move(consumer_)}, open{false}, visible{true} {}
+    : layer_id{layer_id_}, binder_id{binder_id_}, core{core_}, binder{binder_}, consumer{std::move(
+                                                                                    consumer_)},
+      blending{Nvnflinger::LayerBlending::None}, open{false}, visible{true} {}
 
 Layer::~Layer() = default;
 

src/core/hle/service/vi/layer/vi_layer.h

@@ -14,6 +14,10 @@ class BufferQueueCore;
 class BufferQueueProducer;
 } // namespace Service::android
 
+namespace Service::Nvnflinger {
+enum class LayerBlending : u32;
+}
+
 namespace Service::VI {
 
 /// Represents a single display layer.
@@ -92,12 +96,21 @@ public:
         return !std::exchange(open, true);
     }
 
+    Nvnflinger::LayerBlending GetBlending() {
+        return blending;
+    }
+
+    void SetBlending(Nvnflinger::LayerBlending b) {
+        blending = b;
+    }
+
 private:
     const u64 layer_id;
     const u32 binder_id;
     android::BufferQueueCore& core;
     android::BufferQueueProducer& binder;
     std::shared_ptr<android::BufferItemConsumer> consumer;
+    Service::Nvnflinger::LayerBlending blending;
     bool open;
     bool visible;
 };

src/core/memory.h

@@ -64,6 +64,8 @@ public:
     Memory(Memory&&) = default;
     Memory& operator=(Memory&&) = delete;
 
+    static constexpr bool HAS_FLUSH_INVALIDATION = false;
+
     /**
      * Resets the state of the Memory system.
      */

src/core/memory/cheat_engine.cpp

@@ -64,7 +64,8 @@ void StandardVmCallbacks::MemoryWriteUnsafe(VAddr address, const void* data, u64
         return;
     }
 
-    if (system.ApplicationMemory().WriteBlock(address, data, size)) {
+    if (system.ApplicationMemory().WriteBlock(address, data, size) &&
+        system.ApplicationProcess()->Is64Bit()) {
         Core::InvalidateInstructionCacheRange(system.ApplicationProcess(), address, size);
     }
 }

src/frontend_common/config.cpp

@@ -401,6 +401,14 @@ void Config::ReadNetworkValues() {
     EndGroup();
 }
 
+void Config::ReadLibraryAppletValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::LibraryApplet));
+
+    ReadCategory(Settings::Category::LibraryApplet);
+
+    EndGroup();
+}
+
 void Config::ReadValues() {
     if (global) {
         ReadDataStorageValues();
@@ -410,6 +418,7 @@ void Config::ReadValues() {
         ReadServiceValues();
         ReadWebServiceValues();
         ReadMiscellaneousValues();
+        ReadLibraryAppletValues();
     }
     ReadControlValues();
     ReadCoreValues();
@@ -511,6 +520,7 @@ void Config::SaveValues() {
         SaveNetworkValues();
         SaveWebServiceValues();
         SaveMiscellaneousValues();
+        SaveLibraryAppletValues();
     } else {
         LOG_DEBUG(Config, "Saving only generic configuration values");
     }
@@ -691,6 +701,14 @@ void Config::SaveWebServiceValues() {
     EndGroup();
 }
 
+void Config::SaveLibraryAppletValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::LibraryApplet));
+
+    WriteCategory(Settings::Category::LibraryApplet);
+
+    EndGroup();
+}
+
 bool Config::ReadBooleanSetting(const std::string& key, const std::optional<bool> default_value) {
     std::string full_key = GetFullKey(key, false);
     if (!default_value.has_value()) {

src/frontend_common/config.h

@@ -88,6 +88,7 @@ protected:
     void ReadSystemValues();
     void ReadWebServiceValues();
     void ReadNetworkValues();
+    void ReadLibraryAppletValues();
 
     // Read platform specific sections
     virtual void ReadHidbusValues() = 0;
@@ -121,6 +122,7 @@ protected:
     void SaveScreenshotValues();
     void SaveSystemValues();
     void SaveWebServiceValues();
+    void SaveLibraryAppletValues();
 
     // Save platform specific sections
     virtual void SaveHidbusValues() = 0;

src/video_core/CMakeLists.txt

@@ -18,6 +18,7 @@ add_library(video_core STATIC
     buffer_cache/usage_tracker.h
     buffer_cache/word_manager.h
     cache_types.h
+    capture.h
     cdma_pusher.cpp
     cdma_pusher.h
     compatible_formats.cpp
@@ -59,8 +60,8 @@ add_library(video_core STATIC
     framebuffer_config.h
     fsr.cpp
     fsr.h
-    host1x/codecs/codec.cpp
-    host1x/codecs/codec.h
+    host1x/codecs/decoder.cpp
+    host1x/codecs/decoder.h
     host1x/codecs/h264.cpp
     host1x/codecs/h264.h
     host1x/codecs/vp8.cpp
@@ -79,8 +80,6 @@ add_library(video_core STATIC
     host1x/nvdec.cpp
     host1x/nvdec.h
     host1x/nvdec_common.h
-    host1x/sync_manager.cpp
-    host1x/sync_manager.h
     host1x/syncpoint_manager.cpp
     host1x/syncpoint_manager.h
     host1x/vic.cpp
@@ -101,6 +100,7 @@ add_library(video_core STATIC
     memory_manager.cpp
     memory_manager.h
     precompiled_headers.h
+    present.h
     pte_kind.h
     query_cache/bank_base.h
     query_cache/query_base.h

src/video_core/buffer_cache/buffer_cache.h

@@ -1488,7 +1488,10 @@ void BufferCache<P>::ImmediateUploadMemory([[maybe_unused]] Buffer& buffer,
             std::span<const u8> upload_span;
             const DAddr device_addr = buffer.CpuAddr() + copy.dst_offset;
             if (IsRangeGranular(device_addr, copy.size)) {
-                upload_span = std::span(device_memory.GetPointer<u8>(device_addr), copy.size);
+                auto* const ptr = device_memory.GetPointer<u8>(device_addr);
+                if (ptr != nullptr) {
+                    upload_span = std::span(ptr, copy.size);
+                }
             } else {
                 if (immediate_buffer.empty()) {
                     immediate_buffer = ImmediateBuffer(largest_copy);

src/video_core/capture.h

@@ -0,0 +1,36 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/alignment.h"
+#include "common/bit_util.h"
+#include "common/common_types.h"
+#include "core/frontend/framebuffer_layout.h"
+#include "video_core/surface.h"
+
+namespace VideoCore::Capture {
+
+constexpr u32 BlockHeight = 4;
+constexpr u32 BlockDepth = 0;
+constexpr u32 BppLog2 = 2;
+
+constexpr auto PixelFormat = Surface::PixelFormat::B8G8R8A8_UNORM;
+
+constexpr auto LinearWidth = Layout::ScreenUndocked::Width;
+constexpr auto LinearHeight = Layout::ScreenUndocked::Height;
+constexpr auto LinearDepth = 1U;
+constexpr auto BytesPerPixel = 4U;
+
+constexpr auto TiledWidth = LinearWidth;
+constexpr auto TiledHeight = Common::AlignUpLog2(LinearHeight, BlockHeight + BlockDepth + BppLog2);
+constexpr auto TiledSize = TiledWidth * TiledHeight * (1 << BppLog2);
+
+constexpr Layout::FramebufferLayout Layout{
+    .width = LinearWidth,
+    .height = LinearHeight,
+    .screen = {0, 0, LinearWidth, LinearHeight},
+    .is_srgb = false,
+};
+
+} // namespace VideoCore::Capture

src/video_core/cdma_pusher.cpp

@@ -2,136 +2,130 @@
 // SPDX-License-Identifier: MIT
 
 #include <bit>
+
+#include "common/thread.h"
+#include "core/core.h"
 #include "video_core/cdma_pusher.h"
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/host1x/control.h"
 #include "video_core/host1x/host1x.h"
 #include "video_core/host1x/nvdec.h"
 #include "video_core/host1x/nvdec_common.h"
-#include "video_core/host1x/sync_manager.h"
 #include "video_core/host1x/vic.h"
 #include "video_core/memory_manager.h"
 
 namespace Tegra {
-CDmaPusher::CDmaPusher(Host1x::Host1x& host1x_)
-    : host1x{host1x_}, nvdec_processor(std::make_shared<Host1x::Nvdec>(host1x)),
-      vic_processor(std::make_unique<Host1x::Vic>(host1x, nvdec_processor)),
-      host1x_processor(std::make_unique<Host1x::Control>(host1x)),
-      sync_manager(std::make_unique<Host1x::SyncptIncrManager>(host1x)) {}
+
+CDmaPusher::CDmaPusher(Host1x::Host1x& host1x_, s32 id)
+    : host1x{host1x_}, memory_manager{host1x.GMMU()},
+      host_processor{std::make_unique<Host1x::Control>(host1x_)}, current_class{
+                                                                      static_cast<ChClassId>(id)} {
+    thread = std::jthread([this](std::stop_token stop_token) { ProcessEntries(stop_token); });
+}
 
 CDmaPusher::~CDmaPusher() = default;
 
-void CDmaPusher::ProcessEntries(ChCommandHeaderList&& entries) {
-    for (const auto& value : entries) {
-        if (mask != 0) {
-            const auto lbs = static_cast<u32>(std::countr_zero(mask));
-            mask &= ~(1U << lbs);
-            ExecuteCommand(offset + lbs, value.raw);
-            continue;
-        } else if (count != 0) {
-            --count;
-            ExecuteCommand(offset, value.raw);
-            if (incrementing) {
-                ++offset;
+void CDmaPusher::ProcessEntries(std::stop_token stop_token) {
+    Common::SetCurrentThreadPriority(Common::ThreadPriority::High);
+    ChCommandHeaderList command_list{host1x.System().ApplicationMemory(), 0, 0};
+    u32 count{};
+    u32 method_offset{};
+    u32 mask{};
+    bool incrementing{};
+
+    while (!stop_token.stop_requested()) {
+        {
+            std::unique_lock l{command_mutex};
+            Common::CondvarWait(command_cv, l, stop_token,
+                                [this]() { return command_lists.size() > 0; });
+            if (stop_token.stop_requested()) {
+                return;
             }
-            continue;
+
+            command_list = std::move(command_lists.front());
+            command_lists.pop_front();
         }
-        const auto mode = value.submission_mode.Value();
-        switch (mode) {
-        case ChSubmissionMode::SetClass: {
-            mask = value.value & 0x3f;
-            offset = value.method_offset;
-            current_class = static_cast<ChClassId>((value.value >> 6) & 0x3ff);
-            break;
-        }
-        case ChSubmissionMode::Incrementing:
-        case ChSubmissionMode::NonIncrementing:
-            count = value.value;
-            offset = value.method_offset;
-            incrementing = mode == ChSubmissionMode::Incrementing;
-            break;
-        case ChSubmissionMode::Mask:
-            mask = value.value;
-            offset = value.method_offset;
-            break;
-        case ChSubmissionMode::Immediate: {
-            const u32 data = value.value & 0xfff;
-            offset = value.method_offset;
-            ExecuteCommand(offset, data);
-            break;
-        }
-        default:
-            UNIMPLEMENTED_MSG("ChSubmission mode {} is not implemented!", static_cast<u32>(mode));
-            break;
+
+        size_t i = 0;
+        for (const auto value : command_list) {
+            i++;
+            if (mask != 0) {
+                const auto lbs = static_cast<u32>(std::countr_zero(mask));
+                mask &= ~(1U << lbs);
+                ExecuteCommand(method_offset + lbs, value.raw);
+                continue;
+            } else if (count != 0) {
+                --count;
+                ExecuteCommand(method_offset, value.raw);
+                if (incrementing) {
+                    ++method_offset;
+                }
+                continue;
+            }
+            const auto mode = value.submission_mode.Value();
+            switch (mode) {
+            case ChSubmissionMode::SetClass: {
+                mask = value.value & 0x3f;
+                method_offset = value.method_offset;
+                current_class = static_cast<ChClassId>((value.value >> 6) & 0x3ff);
+                break;
+            }
+            case ChSubmissionMode::Incrementing:
+            case ChSubmissionMode::NonIncrementing:
+                count = value.value;
+                method_offset = value.method_offset;
+                incrementing = mode == ChSubmissionMode::Incrementing;
+                break;
+            case ChSubmissionMode::Mask:
+                mask = value.value;
+                method_offset = value.method_offset;
+                break;
+            case ChSubmissionMode::Immediate: {
+                const u32 data = value.value & 0xfff;
+                method_offset = value.method_offset;
+                ExecuteCommand(method_offset, data);
+                break;
+            }
+            default:
+                LOG_ERROR(HW_GPU, "Bad command at index {} (bytes 0x{:X}), buffer size {}", i - 1,
+                          (i - 1) * sizeof(u32), command_list.size());
+                UNIMPLEMENTED_MSG("ChSubmission mode {} is not implemented!",
+                                  static_cast<u32>(mode));
+                break;
+            }
         }
     }
 }
 
-void CDmaPusher::ExecuteCommand(u32 state_offset, u32 data) {
+void CDmaPusher::ExecuteCommand(u32 method, u32 arg) {
     switch (current_class) {
-    case ChClassId::NvDec:
-        ThiStateWrite(nvdec_thi_state, offset, data);
-        switch (static_cast<ThiMethod>(offset)) {
-        case ThiMethod::IncSyncpt: {
-            LOG_DEBUG(Service_NVDRV, "NVDEC Class IncSyncpt Method");
-            const auto syncpoint_id = static_cast<u32>(data & 0xFF);
-            const auto cond = static_cast<u32>((data >> 8) & 0xFF);
-            if (cond == 0) {
-                sync_manager->Increment(syncpoint_id);
-            } else {
-                sync_manager->SignalDone(
-                    sync_manager->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id));
-            }
-            break;
-        }
-        case ThiMethod::SetMethod1:
-            LOG_DEBUG(Service_NVDRV, "NVDEC method 0x{:X}",
-                      static_cast<u32>(nvdec_thi_state.method_0));
-            nvdec_processor->ProcessMethod(nvdec_thi_state.method_0, data);
-            break;
-        default:
-            break;
-        }
-        break;
-    case ChClassId::GraphicsVic:
-        ThiStateWrite(vic_thi_state, static_cast<u32>(state_offset), {data});
-        switch (static_cast<ThiMethod>(state_offset)) {
-        case ThiMethod::IncSyncpt: {
-            LOG_DEBUG(Service_NVDRV, "VIC Class IncSyncpt Method");
-            const auto syncpoint_id = static_cast<u32>(data & 0xFF);
-            const auto cond = static_cast<u32>((data >> 8) & 0xFF);
-            if (cond == 0) {
-                sync_manager->Increment(syncpoint_id);
-            } else {
-                sync_manager->SignalDone(
-                    sync_manager->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id));
-            }
-            break;
-        }
-        case ThiMethod::SetMethod1:
-            LOG_DEBUG(Service_NVDRV, "VIC method 0x{:X}, Args=({})",
-                      static_cast<u32>(vic_thi_state.method_0), data);
-            vic_processor->ProcessMethod(static_cast<Host1x::Vic::Method>(vic_thi_state.method_0),
-                                         data);
-            break;
-        default:
-            break;
-        }
-        break;
     case ChClassId::Control:
-        // This device is mainly for syncpoint synchronization
-        LOG_DEBUG(Service_NVDRV, "Host1X Class Method");
-        host1x_processor->ProcessMethod(static_cast<Host1x::Control::Method>(offset), data);
+        LOG_TRACE(Service_NVDRV, "Class {} method 0x{:X} arg 0x{:X}",
+                  static_cast<u32>(current_class), method, arg);
+        host_processor->ProcessMethod(static_cast<Host1x::Control::Method>(method), arg);
         break;
     default:
-        UNIMPLEMENTED_MSG("Current class not implemented {:X}", static_cast<u32>(current_class));
-        break;
+        thi_regs.reg_array[method] = arg;
+        switch (static_cast<ThiMethod>(method)) {
+        case ThiMethod::IncSyncpt: {
+            const auto syncpoint_id = static_cast<u32>(arg & 0xFF);
+            [[maybe_unused]] const auto cond = static_cast<u32>((arg >> 8) & 0xFF);
+            LOG_TRACE(Service_NVDRV, "Class {} IncSyncpt Method, syncpt {} cond {}",
+                      static_cast<u32>(current_class), syncpoint_id, cond);
+            auto& syncpoint_manager = host1x.GetSyncpointManager();
+            syncpoint_manager.IncrementGuest(syncpoint_id);
+            syncpoint_manager.IncrementHost(syncpoint_id);
+            break;
+        }
+        case ThiMethod::SetMethod1:
+            LOG_TRACE(Service_NVDRV, "Class {} method 0x{:X} arg 0x{:X}",
+                      static_cast<u32>(current_class), static_cast<u32>(thi_regs.method_0), arg);
+            ProcessMethod(thi_regs.method_0, arg);
+            break;
+        default:
+            break;
+        }
     }
 }
 
-void CDmaPusher::ThiStateWrite(ThiRegisters& state, u32 state_offset, u32 argument) {
-    u8* const offset_ptr = reinterpret_cast<u8*>(&state) + sizeof(u32) * state_offset;
-    std::memcpy(offset_ptr, &argument, sizeof(u32));
-}
-
 } // namespace Tegra

src/video_core/cdma_pusher.h

@@ -3,12 +3,18 @@
 
 #pragma once
 
+#include <condition_variable>
+#include <deque>
 #include <memory>
+#include <mutex>
+#include <thread>
 #include <vector>
 
 #include "common/bit_field.h"
 #include "common/common_funcs.h"
 #include "common/common_types.h"
+#include "common/polyfill_thread.h"
+#include "core/memory.h"
 
 namespace Tegra {
 
@@ -62,23 +68,31 @@ struct ChCommand {
     std::vector<u32> arguments;
 };
 
-using ChCommandHeaderList = std::vector<ChCommandHeader>;
+using ChCommandHeaderList =
+    Core::Memory::CpuGuestMemory<Tegra::ChCommandHeader, Core::Memory::GuestMemoryFlags::SafeRead>;
 
 struct ThiRegisters {
-    u32_le increment_syncpt{};
-    INSERT_PADDING_WORDS(1);
-    u32_le increment_syncpt_error{};
-    u32_le ctx_switch_incremement_syncpt{};
-    INSERT_PADDING_WORDS(4);
-    u32_le ctx_switch{};
-    INSERT_PADDING_WORDS(1);
-    u32_le ctx_syncpt_eof{};
-    INSERT_PADDING_WORDS(5);
-    u32_le method_0{};
-    u32_le method_1{};
-    INSERT_PADDING_WORDS(12);
-    u32_le int_status{};
-    u32_le int_mask{};
+    static constexpr std::size_t NUM_REGS = 0x20;
+
+    union {
+        struct {
+            u32_le increment_syncpt;
+            INSERT_PADDING_WORDS_NOINIT(1);
+            u32_le increment_syncpt_error;
+            u32_le ctx_switch_incremement_syncpt;
+            INSERT_PADDING_WORDS_NOINIT(4);
+            u32_le ctx_switch;
+            INSERT_PADDING_WORDS_NOINIT(1);
+            u32_le ctx_syncpt_eof;
+            INSERT_PADDING_WORDS_NOINIT(5);
+            u32_le method_0;
+            u32_le method_1;
+            INSERT_PADDING_WORDS_NOINIT(12);
+            u32_le int_status;
+            u32_le int_mask;
+        };
+        std::array<u32, NUM_REGS> reg_array;
+    };
 };
 
 enum class ThiMethod : u32 {
@@ -89,32 +103,39 @@ enum class ThiMethod : u32 {
 
 class CDmaPusher {
 public:
-    explicit CDmaPusher(Host1x::Host1x& host1x);
-    ~CDmaPusher();
+    CDmaPusher() = delete;
+    virtual ~CDmaPusher();
 
-    /// Process the command entry
-    void ProcessEntries(ChCommandHeaderList&& entries);
+    void PushEntries(ChCommandHeaderList&& entries) {
+        std::scoped_lock l{command_mutex};
+        command_lists.push_back(std::move(entries));
+        command_cv.notify_one();
+    }
+
+protected:
+    explicit CDmaPusher(Host1x::Host1x& host1x, s32 id);
+
+    virtual void ProcessMethod(u32 method, u32 arg) = 0;
+
+    Host1x::Host1x& host1x;
+    Tegra::MemoryManager& memory_manager;
 
 private:
+    /// Process the command entry
+    void ProcessEntries(std::stop_token stop_token);
+
     /// Invoke command class devices to execute the command based on the current state
     void ExecuteCommand(u32 state_offset, u32 data);
 
-    /// Write arguments value to the ThiRegisters member at the specified offset
-    void ThiStateWrite(ThiRegisters& state, u32 offset, u32 argument);
+    std::unique_ptr<Host1x::Control> host_processor;
 
-    Host1x::Host1x& host1x;
-    std::shared_ptr<Tegra::Host1x::Nvdec> nvdec_processor;
-    std::unique_ptr<Tegra::Host1x::Vic> vic_processor;
-    std::unique_ptr<Tegra::Host1x::Control> host1x_processor;
-    std::unique_ptr<Host1x::SyncptIncrManager> sync_manager;
-    ChClassId current_class{};
-    ThiRegisters vic_thi_state{};
-    ThiRegisters nvdec_thi_state{};
+    std::mutex command_mutex;
+    std::condition_variable_any command_cv;
+    std::deque<ChCommandHeaderList> command_lists;
+    std::jthread thread;
 
-    u32 count{};
-    u32 offset{};
-    u32 mask{};
-    bool incrementing{};
+    ThiRegisters thi_regs{};
+    ChClassId current_class;
 };
 
 } // namespace Tegra

src/video_core/framebuffer_config.h

@@ -11,6 +11,12 @@
 
 namespace Tegra {
 
+enum class BlendMode {
+    Opaque,
+    Premultiplied,
+    Coverage,
+};
+
 /**
  * Struct describing framebuffer configuration
  */
@@ -23,6 +29,7 @@ struct FramebufferConfig {
     Service::android::PixelFormat pixel_format{};
     Service::android::BufferTransformFlags transform_flags{};
     Common::Rectangle<int> crop_rect{};
+    BlendMode blending{};
 };
 
 Common::Rectangle<f32> NormalizeCrop(const FramebufferConfig& framebuffer, u32 texture_width,

src/video_core/gpu.cpp

@@ -250,30 +250,6 @@ struct GPU::Impl {
         gpu_thread.SubmitList(channel, std::move(entries));
     }
 
-    /// Push GPU command buffer entries to be processed
-    void PushCommandBuffer(u32 id, Tegra::ChCommandHeaderList& entries) {
-        if (!use_nvdec) {
-            return;
-        }
-
-        if (!cdma_pushers.contains(id)) {
-            cdma_pushers.insert_or_assign(id, std::make_unique<Tegra::CDmaPusher>(host1x));
-        }
-
-        // SubmitCommandBuffer would make the nvdec operations async, this is not currently working
-        // TODO(ameerj): RE proper async nvdec operation
-        // gpu_thread.SubmitCommandBuffer(std::move(entries));
-        cdma_pushers[id]->ProcessEntries(std::move(entries));
-    }
-
-    /// Frees the CDMAPusher instance to free up resources
-    void ClearCdmaInstance(u32 id) {
-        const auto iter = cdma_pushers.find(id);
-        if (iter != cdma_pushers.end()) {
-            cdma_pushers.erase(iter);
-        }
-    }
-
     /// Notify rasterizer that any caches of the specified region should be flushed to Switch memory
     void FlushRegion(DAddr addr, u64 size) {
         gpu_thread.FlushRegion(addr, size);
@@ -347,11 +323,21 @@ struct GPU::Impl {
         WaitForSyncOperation(wait_fence);
     }
 
+    std::vector<u8> GetAppletCaptureBuffer() {
+        std::vector<u8> out;
+
+        const auto wait_fence =
+            RequestSyncOperation([&] { out = renderer->GetAppletCaptureBuffer(); });
+        gpu_thread.TickGPU();
+        WaitForSyncOperation(wait_fence);
+
+        return out;
+    }
+
     GPU& gpu;
     Core::System& system;
     Host1x::Host1x& host1x;
 
-    std::map<u32, std::unique_ptr<Tegra::CDmaPusher>> cdma_pushers;
     std::unique_ptr<VideoCore::RendererBase> renderer;
     VideoCore::RasterizerInterface* rasterizer = nullptr;
     const bool use_nvdec;
@@ -505,6 +491,10 @@ void GPU::RequestComposite(std::vector<Tegra::FramebufferConfig>&& layers,
     impl->RequestComposite(std::move(layers), std::move(fences));
 }
 
+std::vector<u8> GPU::GetAppletCaptureBuffer() {
+    return impl->GetAppletCaptureBuffer();
+}
+
 u64 GPU::GetTicks() const {
     return impl->GetTicks();
 }
@@ -541,14 +531,6 @@ void GPU::PushGPUEntries(s32 channel, Tegra::CommandList&& entries) {
     impl->PushGPUEntries(channel, std::move(entries));
 }
 
-void GPU::PushCommandBuffer(u32 id, Tegra::ChCommandHeaderList& entries) {
-    impl->PushCommandBuffer(id, entries);
-}
-
-void GPU::ClearCdmaInstance(u32 id) {
-    impl->ClearCdmaInstance(id);
-}
-
 VideoCore::RasterizerDownloadArea GPU::OnCPURead(PAddr addr, u64 size) {
     return impl->OnCPURead(addr, size);
 }

src/video_core/gpu.h

@@ -215,6 +215,8 @@ public:
     void RequestComposite(std::vector<Tegra::FramebufferConfig>&& layers,
                           std::vector<Service::Nvidia::NvFence>&& fences);
 
+    std::vector<u8> GetAppletCaptureBuffer();
+
     /// Performs any additional setup necessary in order to begin GPU emulation.
     /// This can be used to launch any necessary threads and register any necessary
     /// core timing events.
@@ -232,15 +234,6 @@ public:
     /// Push GPU command entries to be processed
     void PushGPUEntries(s32 channel, Tegra::CommandList&& entries);
 
-    /// Push GPU command buffer entries to be processed
-    void PushCommandBuffer(u32 id, Tegra::ChCommandHeaderList& entries);
-
-    /// Frees the CDMAPusher instance to free up resources
-    void ClearCdmaInstance(u32 id);
-
-    /// Swap buffers (render frame)
-    void SwapBuffers(const Tegra::FramebufferConfig* framebuffer);
-
     /// Notify rasterizer that any caches of the specified region should be flushed to Switch memory
     [[nodiscard]] VideoCore::RasterizerDownloadArea OnCPURead(DAddr addr, u64 size);
 

src/video_core/gpu_thread.cpp

@@ -12,6 +12,7 @@
 #include "video_core/dma_pusher.h"
 #include "video_core/gpu.h"
 #include "video_core/gpu_thread.h"
+#include "video_core/host1x/host1x.h"
 #include "video_core/renderer_base.h"
 
 namespace VideoCommon::GPUThread {

src/video_core/host1x/codecs/codec.cpp

@@ -1,113 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#include "common/assert.h"
-#include "common/settings.h"
-#include "video_core/host1x/codecs/codec.h"
-#include "video_core/host1x/codecs/h264.h"
-#include "video_core/host1x/codecs/vp8.h"
-#include "video_core/host1x/codecs/vp9.h"
-#include "video_core/host1x/host1x.h"
-#include "video_core/memory_manager.h"
-
-namespace Tegra {
-
-Codec::Codec(Host1x::Host1x& host1x_, const Host1x::NvdecCommon::NvdecRegisters& regs)
-    : host1x(host1x_), state{regs}, h264_decoder(std::make_unique<Decoder::H264>(host1x)),
-      vp8_decoder(std::make_unique<Decoder::VP8>(host1x)),
-      vp9_decoder(std::make_unique<Decoder::VP9>(host1x)) {}
-
-Codec::~Codec() = default;
-
-void Codec::Initialize() {
-    initialized = decode_api.Initialize(current_codec);
-}
-
-void Codec::SetTargetCodec(Host1x::NvdecCommon::VideoCodec codec) {
-    if (current_codec != codec) {
-        current_codec = codec;
-        LOG_INFO(Service_NVDRV, "NVDEC video codec initialized to {}", GetCurrentCodecName());
-    }
-}
-
-void Codec::Decode() {
-    const bool is_first_frame = !initialized;
-    if (is_first_frame) {
-        Initialize();
-    }
-
-    if (!initialized) {
-        return;
-    }
-
-    // Assemble bitstream.
-    bool vp9_hidden_frame = false;
-    size_t configuration_size = 0;
-    const auto packet_data = [&]() {
-        switch (current_codec) {
-        case Tegra::Host1x::NvdecCommon::VideoCodec::H264:
-            return h264_decoder->ComposeFrame(state, &configuration_size, is_first_frame);
-        case Tegra::Host1x::NvdecCommon::VideoCodec::VP8:
-            return vp8_decoder->ComposeFrame(state);
-        case Tegra::Host1x::NvdecCommon::VideoCodec::VP9:
-            vp9_decoder->ComposeFrame(state);
-            vp9_hidden_frame = vp9_decoder->WasFrameHidden();
-            return vp9_decoder->GetFrameBytes();
-        default:
-            ASSERT(false);
-            return std::span<const u8>{};
-        }
-    }();
-
-    // Send assembled bitstream to decoder.
-    if (!decode_api.SendPacket(packet_data, configuration_size)) {
-        return;
-    }
-
-    // Only receive/store visible frames.
-    if (vp9_hidden_frame) {
-        return;
-    }
-
-    // Receive output frames from decoder.
-    decode_api.ReceiveFrames(frames);
-
-    while (frames.size() > 10) {
-        LOG_DEBUG(HW_GPU, "ReceiveFrames overflow, dropped frame");
-        frames.pop();
-    }
-}
-
-std::unique_ptr<FFmpeg::Frame> Codec::GetCurrentFrame() {
-    // Sometimes VIC will request more frames than have been decoded.
-    // in this case, return a blank frame and don't overwrite previous data.
-    if (frames.empty()) {
-        return {};
-    }
-
-    auto frame = std::move(frames.front());
-    frames.pop();
-    return frame;
-}
-
-Host1x::NvdecCommon::VideoCodec Codec::GetCurrentCodec() const {
-    return current_codec;
-}
-
-std::string_view Codec::GetCurrentCodecName() const {
-    switch (current_codec) {
-    case Host1x::NvdecCommon::VideoCodec::None:
-        return "None";
-    case Host1x::NvdecCommon::VideoCodec::H264:
-        return "H264";
-    case Host1x::NvdecCommon::VideoCodec::VP8:
-        return "VP8";
-    case Host1x::NvdecCommon::VideoCodec::H265:
-        return "H265";
-    case Host1x::NvdecCommon::VideoCodec::VP9:
-        return "VP9";
-    default:
-        return "Unknown";
-    }
-}
-} // namespace Tegra

src/video_core/host1x/codecs/codec.h

@@ -1,63 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#pragma once
-
-#include <memory>
-#include <optional>
-#include <string_view>
-#include <queue>
-#include "common/common_types.h"
-#include "video_core/host1x/ffmpeg/ffmpeg.h"
-#include "video_core/host1x/nvdec_common.h"
-
-namespace Tegra {
-
-namespace Decoder {
-class H264;
-class VP8;
-class VP9;
-} // namespace Decoder
-
-namespace Host1x {
-class Host1x;
-} // namespace Host1x
-
-class Codec {
-public:
-    explicit Codec(Host1x::Host1x& host1x, const Host1x::NvdecCommon::NvdecRegisters& regs);
-    ~Codec();
-
-    /// Initialize the codec, returning success or failure
-    void Initialize();
-
-    /// Sets NVDEC video stream codec
-    void SetTargetCodec(Host1x::NvdecCommon::VideoCodec codec);
-
-    /// Call decoders to construct headers, decode AVFrame with ffmpeg
-    void Decode();
-
-    /// Returns next decoded frame
-    [[nodiscard]] std::unique_ptr<FFmpeg::Frame> GetCurrentFrame();
-
-    /// Returns the value of current_codec
-    [[nodiscard]] Host1x::NvdecCommon::VideoCodec GetCurrentCodec() const;
-
-    /// Return name of the current codec
-    [[nodiscard]] std::string_view GetCurrentCodecName() const;
-
-private:
-    bool initialized{};
-    Host1x::NvdecCommon::VideoCodec current_codec{Host1x::NvdecCommon::VideoCodec::None};
-    FFmpeg::DecodeApi decode_api;
-
-    Host1x::Host1x& host1x;
-    const Host1x::NvdecCommon::NvdecRegisters& state;
-    std::unique_ptr<Decoder::H264> h264_decoder;
-    std::unique_ptr<Decoder::VP8> vp8_decoder;
-    std::unique_ptr<Decoder::VP9> vp9_decoder;
-
-    std::queue<std::unique_ptr<FFmpeg::Frame>> frames{};
-};
-
-} // namespace Tegra

src/video_core/host1x/codecs/decoder.cpp

@@ -0,0 +1,71 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/assert.h"
+#include "common/settings.h"
+#include "video_core/host1x/codecs/decoder.h"
+#include "video_core/host1x/host1x.h"
+#include "video_core/memory_manager.h"
+
+namespace Tegra {
+
+Decoder::Decoder(Host1x::Host1x& host1x_, s32 id_, const Host1x::NvdecCommon::NvdecRegisters& regs_,
+                 Host1x::FrameQueue& frame_queue_)
+    : host1x(host1x_), memory_manager{host1x.GMMU()}, regs{regs_}, id{id_}, frame_queue{
+                                                                                frame_queue_} {}
+
+Decoder::~Decoder() = default;
+
+void Decoder::Decode() {
+    if (!initialized) {
+        return;
+    }
+
+    const auto packet_data = ComposeFrame();
+    // Send assembled bitstream to decoder.
+    if (!decode_api.SendPacket(packet_data)) {
+        return;
+    }
+
+    // Only receive/store visible frames.
+    if (vp9_hidden_frame) {
+        return;
+    }
+
+    // Receive output frames from decoder.
+    auto frame = decode_api.ReceiveFrame();
+
+    if (IsInterlaced()) {
+        auto [luma_top, luma_bottom, chroma_top, chroma_bottom] = GetInterlacedOffsets();
+        auto frame_copy = frame;
+
+        if (!frame.get()) {
+            LOG_ERROR(HW_GPU,
+                      "Nvdec {} dailed to decode interlaced frame for top 0x{:X} bottom 0x{:X}", id,
+                      luma_top, luma_bottom);
+        }
+
+        if (UsingDecodeOrder()) {
+            frame_queue.PushDecodeOrder(id, luma_top, std::move(frame));
+            frame_queue.PushDecodeOrder(id, luma_bottom, std::move(frame_copy));
+        } else {
+            frame_queue.PushPresentOrder(id, luma_top, std::move(frame));
+            frame_queue.PushPresentOrder(id, luma_bottom, std::move(frame_copy));
+        }
+    } else {
+        auto [luma_offset, chroma_offset] = GetProgressiveOffsets();
+
+        if (!frame.get()) {
+            LOG_ERROR(HW_GPU, "Nvdec {} failed to decode progressive frame for luma 0x{:X}", id,
+                      luma_offset);
+        }
+
+        if (UsingDecodeOrder()) {
+            frame_queue.PushDecodeOrder(id, luma_offset, std::move(frame));
+        } else {
+            frame_queue.PushPresentOrder(id, luma_offset, std::move(frame));
+        }
+    }
+}
+
+} // namespace Tegra

src/video_core/host1x/codecs/decoder.h

@@ -0,0 +1,64 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <memory>
+#include <mutex>
+#include <optional>
+#include <string_view>
+#include <unordered_map>
+#include <queue>
+
+#include "common/common_types.h"
+#include "video_core/host1x/ffmpeg/ffmpeg.h"
+#include "video_core/host1x/nvdec_common.h"
+
+namespace Tegra {
+
+namespace Host1x {
+class Host1x;
+class FrameQueue;
+} // namespace Host1x
+
+class Decoder {
+public:
+    virtual ~Decoder();
+
+    /// Call decoders to construct headers, decode AVFrame with ffmpeg
+    void Decode();
+
+    bool UsingDecodeOrder() const {
+        return decode_api.UsingDecodeOrder();
+    }
+
+    /// Returns the value of current_codec
+    [[nodiscard]] Host1x::NvdecCommon::VideoCodec GetCurrentCodec() const {
+        return codec;
+    }
+
+    /// Return name of the current codec
+    [[nodiscard]] virtual std::string_view GetCurrentCodecName() const = 0;
+
+protected:
+    explicit Decoder(Host1x::Host1x& host1x, s32 id,
+                     const Host1x::NvdecCommon::NvdecRegisters& regs,
+                     Host1x::FrameQueue& frame_queue);
+
+    virtual std::span<const u8> ComposeFrame() = 0;
+    virtual std::tuple<u64, u64> GetProgressiveOffsets() = 0;
+    virtual std::tuple<u64, u64, u64, u64> GetInterlacedOffsets() = 0;
+    virtual bool IsInterlaced() = 0;
+
+    Host1x::Host1x& host1x;
+    Tegra::MemoryManager& memory_manager;
+    const Host1x::NvdecCommon::NvdecRegisters& regs;
+    s32 id;
+    Host1x::FrameQueue& frame_queue;
+    Host1x::NvdecCommon::VideoCodec codec;
+    FFmpeg::DecodeApi decode_api;
+    bool initialized{};
+    bool vp9_hidden_frame{};
+};
+
+} // namespace Tegra

src/video_core/host1x/codecs/h264.cpp

@@ -1,5 +1,5 @@
-// SPDX-FileCopyrightText: Ryujinx Team and Contributors
-// SPDX-License-Identifier: MIT
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <array>
 #include <bit>
@@ -10,7 +10,7 @@
 #include "video_core/host1x/host1x.h"
 #include "video_core/memory_manager.h"
 
-namespace Tegra::Decoder {
+namespace Tegra::Decoders {
 namespace {
 // ZigZag LUTs from libavcodec.
 constexpr std::array<u8, 64> zig_zag_direct{
@@ -25,23 +25,56 @@ constexpr std::array<u8, 16> zig_zag_scan{
 };
 } // Anonymous namespace
 
-H264::H264(Host1x::Host1x& host1x_) : host1x{host1x_} {}
+H264::H264(Host1x::Host1x& host1x_, const Host1x::NvdecCommon::NvdecRegisters& regs_, s32 id_,
+           Host1x::FrameQueue& frame_queue_)
+    : Decoder{host1x_, id_, regs_, frame_queue_} {
+    codec = Host1x::NvdecCommon::VideoCodec::H264;
+    initialized = decode_api.Initialize(codec);
+}
 
 H264::~H264() = default;
 
-std::span<const u8> H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state,
-                                       size_t* out_configuration_size, bool is_first_frame) {
-    H264DecoderContext context;
-    host1x.GMMU().ReadBlock(state.picture_info_offset, &context, sizeof(H264DecoderContext));
+std::tuple<u64, u64> H264::GetProgressiveOffsets() {
+    auto pic_idx{current_context.h264_parameter_set.curr_pic_idx};
+    auto luma{regs.surface_luma_offsets[pic_idx].Address() +
+              current_context.h264_parameter_set.luma_frame_offset.Address()};
+    auto chroma{regs.surface_chroma_offsets[pic_idx].Address() +
+                current_context.h264_parameter_set.chroma_frame_offset.Address()};
+    return {luma, chroma};
+}
 
-    const s64 frame_number = context.h264_parameter_set.frame_number.Value();
+std::tuple<u64, u64, u64, u64> H264::GetInterlacedOffsets() {
+    auto pic_idx{current_context.h264_parameter_set.curr_pic_idx};
+    auto luma_top{regs.surface_luma_offsets[pic_idx].Address() +
+                  current_context.h264_parameter_set.luma_top_offset.Address()};
+    auto luma_bottom{regs.surface_luma_offsets[pic_idx].Address() +
+                     current_context.h264_parameter_set.luma_bot_offset.Address()};
+    auto chroma_top{regs.surface_chroma_offsets[pic_idx].Address() +
+                    current_context.h264_parameter_set.chroma_top_offset.Address()};
+    auto chroma_bottom{regs.surface_chroma_offsets[pic_idx].Address() +
+                       current_context.h264_parameter_set.chroma_bot_offset.Address()};
+    return {luma_top, luma_bottom, chroma_top, chroma_bottom};
+}
+
+bool H264::IsInterlaced() {
+    return current_context.h264_parameter_set.luma_top_offset.Address() != 0 ||
+           current_context.h264_parameter_set.luma_bot_offset.Address() != 0;
+}
+
+std::span<const u8> H264::ComposeFrame() {
+    memory_manager.ReadBlock(regs.picture_info_offset.Address(), &current_context,
+                             sizeof(H264DecoderContext));
+
+    const s64 frame_number = current_context.h264_parameter_set.frame_number.Value();
     if (!is_first_frame && frame_number != 0) {
-        frame.resize_destructive(context.stream_len);
-        host1x.GMMU().ReadBlock(state.frame_bitstream_offset, frame.data(), frame.size());
-        *out_configuration_size = 0;
-        return frame;
+        frame_scratch.resize_destructive(current_context.stream_len);
+        memory_manager.ReadBlock(regs.frame_bitstream_offset.Address(), frame_scratch.data(),
+                                 frame_scratch.size());
+        return frame_scratch;
     }
 
+    is_first_frame = false;
+
     // Encode header
     H264BitWriter writer{};
     writer.WriteU(1, 24);
@@ -53,7 +86,7 @@ std::span<const u8> H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters
     writer.WriteU(31, 8);
     writer.WriteUe(0);
     const u32 chroma_format_idc =
-        static_cast<u32>(context.h264_parameter_set.chroma_format_idc.Value());
+        static_cast<u32>(current_context.h264_parameter_set.chroma_format_idc.Value());
     writer.WriteUe(chroma_format_idc);
     if (chroma_format_idc == 3) {
         writer.WriteBit(false);
@@ -61,42 +94,44 @@ std::span<const u8> H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters
 
     writer.WriteUe(0);
     writer.WriteUe(0);
-    writer.WriteBit(false); // QpprimeYZeroTransformBypassFlag
+    writer.WriteBit(current_context.qpprime_y_zero_transform_bypass_flag.Value() != 0);
     writer.WriteBit(false); // Scaling matrix present flag
 
-    writer.WriteUe(static_cast<u32>(context.h264_parameter_set.log2_max_frame_num_minus4.Value()));
+    writer.WriteUe(
+        static_cast<u32>(current_context.h264_parameter_set.log2_max_frame_num_minus4.Value()));
 
     const auto order_cnt_type =
-        static_cast<u32>(context.h264_parameter_set.pic_order_cnt_type.Value());
+        static_cast<u32>(current_context.h264_parameter_set.pic_order_cnt_type.Value());
     writer.WriteUe(order_cnt_type);
     if (order_cnt_type == 0) {
-        writer.WriteUe(context.h264_parameter_set.log2_max_pic_order_cnt_lsb_minus4);
+        writer.WriteUe(current_context.h264_parameter_set.log2_max_pic_order_cnt_lsb_minus4);
     } else if (order_cnt_type == 1) {
-        writer.WriteBit(context.h264_parameter_set.delta_pic_order_always_zero_flag != 0);
+        writer.WriteBit(current_context.h264_parameter_set.delta_pic_order_always_zero_flag != 0);
 
         writer.WriteSe(0);
         writer.WriteSe(0);
         writer.WriteUe(0);
     }
 
-    const s32 pic_height = context.h264_parameter_set.frame_height_in_map_units /
-                           (context.h264_parameter_set.frame_mbs_only_flag ? 1 : 2);
+    const s32 pic_height = current_context.h264_parameter_set.frame_height_in_mbs /
+                           (current_context.h264_parameter_set.frame_mbs_only_flag ? 1 : 2);
 
-    // TODO (ameerj): Where do we get this number, it seems to be particular for each stream
-    const auto nvdec_decoding = Settings::values.nvdec_emulation.GetValue();
-    const bool uses_gpu_decoding = nvdec_decoding == Settings::NvdecEmulation::Gpu;
-    const u32 max_num_ref_frames = uses_gpu_decoding ? 6u : 16u;
+    u32 max_num_ref_frames =
+        std::max(std::max(current_context.h264_parameter_set.num_refidx_l0_default_active,
+                          current_context.h264_parameter_set.num_refidx_l1_default_active) +
+                     1,
+                 4);
     writer.WriteUe(max_num_ref_frames);
     writer.WriteBit(false);
-    writer.WriteUe(context.h264_parameter_set.pic_width_in_mbs - 1);
+    writer.WriteUe(current_context.h264_parameter_set.pic_width_in_mbs - 1);
     writer.WriteUe(pic_height - 1);
-    writer.WriteBit(context.h264_parameter_set.frame_mbs_only_flag != 0);
+    writer.WriteBit(current_context.h264_parameter_set.frame_mbs_only_flag != 0);
 
-    if (!context.h264_parameter_set.frame_mbs_only_flag) {
-        writer.WriteBit(context.h264_parameter_set.flags.mbaff_frame.Value() != 0);
+    if (!current_context.h264_parameter_set.frame_mbs_only_flag) {
+        writer.WriteBit(current_context.h264_parameter_set.flags.mbaff_frame.Value() != 0);
     }
 
-    writer.WriteBit(context.h264_parameter_set.flags.direct_8x8_inference.Value() != 0);
+    writer.WriteBit(current_context.h264_parameter_set.flags.direct_8x8_inference.Value() != 0);
     writer.WriteBit(false); // Frame cropping flag
     writer.WriteBit(false); // VUI parameter present flag
 
@@ -111,57 +146,59 @@ std::span<const u8> H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters
     writer.WriteUe(0);
     writer.WriteUe(0);
 
-    writer.WriteBit(context.h264_parameter_set.entropy_coding_mode_flag != 0);
-    writer.WriteBit(context.h264_parameter_set.pic_order_present_flag != 0);
+    writer.WriteBit(current_context.h264_parameter_set.entropy_coding_mode_flag != 0);
+    writer.WriteBit(current_context.h264_parameter_set.pic_order_present_flag != 0);
     writer.WriteUe(0);
-    writer.WriteUe(context.h264_parameter_set.num_refidx_l0_default_active);
-    writer.WriteUe(context.h264_parameter_set.num_refidx_l1_default_active);
-    writer.WriteBit(context.h264_parameter_set.flags.weighted_pred.Value() != 0);
-    writer.WriteU(static_cast<s32>(context.h264_parameter_set.weighted_bipred_idc.Value()), 2);
-    s32 pic_init_qp = static_cast<s32>(context.h264_parameter_set.pic_init_qp_minus26.Value());
+    writer.WriteUe(current_context.h264_parameter_set.num_refidx_l0_default_active);
+    writer.WriteUe(current_context.h264_parameter_set.num_refidx_l1_default_active);
+    writer.WriteBit(current_context.h264_parameter_set.flags.weighted_pred.Value() != 0);
+    writer.WriteU(static_cast<s32>(current_context.h264_parameter_set.weighted_bipred_idc.Value()),
+                  2);
+    s32 pic_init_qp =
+        static_cast<s32>(current_context.h264_parameter_set.pic_init_qp_minus26.Value());
     writer.WriteSe(pic_init_qp);
     writer.WriteSe(0);
     s32 chroma_qp_index_offset =
-        static_cast<s32>(context.h264_parameter_set.chroma_qp_index_offset.Value());
+        static_cast<s32>(current_context.h264_parameter_set.chroma_qp_index_offset.Value());
 
     writer.WriteSe(chroma_qp_index_offset);
-    writer.WriteBit(context.h264_parameter_set.deblocking_filter_control_present_flag != 0);
-    writer.WriteBit(context.h264_parameter_set.flags.constrained_intra_pred.Value() != 0);
-    writer.WriteBit(context.h264_parameter_set.redundant_pic_cnt_present_flag != 0);
-    writer.WriteBit(context.h264_parameter_set.transform_8x8_mode_flag != 0);
+    writer.WriteBit(current_context.h264_parameter_set.deblocking_filter_control_present_flag != 0);
+    writer.WriteBit(current_context.h264_parameter_set.flags.constrained_intra_pred.Value() != 0);
+    writer.WriteBit(current_context.h264_parameter_set.redundant_pic_cnt_present_flag != 0);
+    writer.WriteBit(current_context.h264_parameter_set.transform_8x8_mode_flag != 0);
 
     writer.WriteBit(true); // pic_scaling_matrix_present_flag
 
     for (s32 index = 0; index < 6; index++) {
         writer.WriteBit(true);
-        std::span<const u8> matrix{context.weight_scale};
-        writer.WriteScalingList(scan, matrix, index * 16, 16);
+        std::span<const u8> matrix{current_context.weight_scale_4x4};
+        writer.WriteScalingList(scan_scratch, matrix, index * 16, 16);
     }
 
-    if (context.h264_parameter_set.transform_8x8_mode_flag) {
+    if (current_context.h264_parameter_set.transform_8x8_mode_flag) {
         for (s32 index = 0; index < 2; index++) {
             writer.WriteBit(true);
-            std::span<const u8> matrix{context.weight_scale_8x8};
-            writer.WriteScalingList(scan, matrix, index * 64, 64);
+            std::span<const u8> matrix{current_context.weight_scale_8x8};
+            writer.WriteScalingList(scan_scratch, matrix, index * 64, 64);
         }
     }
 
     s32 chroma_qp_index_offset2 =
-        static_cast<s32>(context.h264_parameter_set.second_chroma_qp_index_offset.Value());
+        static_cast<s32>(current_context.h264_parameter_set.second_chroma_qp_index_offset.Value());
 
     writer.WriteSe(chroma_qp_index_offset2);
 
     writer.End();
 
     const auto& encoded_header = writer.GetByteArray();
-    frame.resize(encoded_header.size() + context.stream_len);
-    std::memcpy(frame.data(), encoded_header.data(), encoded_header.size());
+    frame_scratch.resize(encoded_header.size() + current_context.stream_len);
+    std::memcpy(frame_scratch.data(), encoded_header.data(), encoded_header.size());
 
-    *out_configuration_size = encoded_header.size();
-    host1x.GMMU().ReadBlock(state.frame_bitstream_offset, frame.data() + encoded_header.size(),
-                            context.stream_len);
+    memory_manager.ReadBlock(regs.frame_bitstream_offset.Address(),
+                             frame_scratch.data() + encoded_header.size(),
+                             current_context.stream_len);
 
-    return frame;
+    return frame_scratch;
 }
 
 H264BitWriter::H264BitWriter() = default;
@@ -278,4 +315,4 @@ void H264BitWriter::Flush() {
     buffer = 0;
     buffer_pos = 0;
 }
-} // namespace Tegra::Decoder
+} // namespace Tegra::Decoders

src/video_core/host1x/codecs/h264.h

@@ -1,5 +1,5 @@
-// SPDX-FileCopyrightText: Ryujinx Team and Contributors
-// SPDX-License-Identifier: MIT
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
@@ -10,6 +10,7 @@
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "common/scratch_buffer.h"
+#include "video_core/host1x/codecs/decoder.h"
 #include "video_core/host1x/nvdec_common.h"
 
 namespace Tegra {
@@ -18,7 +19,7 @@ namespace Host1x {
 class Host1x;
 } // namespace Host1x
 
-namespace Decoder {
+namespace Decoders {
 
 class H264BitWriter {
 public:
@@ -60,123 +61,213 @@ private:
     std::vector<u8> byte_array;
 };
 
-class H264 {
-public:
-    explicit H264(Host1x::Host1x& host1x);
-    ~H264();
-
-    /// Compose the H264 frame for FFmpeg decoding
-    [[nodiscard]] std::span<const u8> ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state,
-                                                   size_t* out_configuration_size,
-                                                   bool is_first_frame = false);
+struct Offset {
+    constexpr u32 Address() const noexcept {
+        return offset << 8;
+    }
 
 private:
-    Common::ScratchBuffer<u8> frame;
-    Common::ScratchBuffer<u8> scan;
-    Host1x::Host1x& host1x;
+    u32 offset;
+};
+static_assert(std::is_trivial_v<Offset>, "Offset must be trivial");
+static_assert(sizeof(Offset) == 0x4, "Offset has the wrong size!");
 
-    struct H264ParameterSet {
-        s32 log2_max_pic_order_cnt_lsb_minus4; ///< 0x00
-        s32 delta_pic_order_always_zero_flag;  ///< 0x04
-        s32 frame_mbs_only_flag;               ///< 0x08
-        u32 pic_width_in_mbs;                  ///< 0x0C
-        u32 frame_height_in_map_units;         ///< 0x10
-        union {                                ///< 0x14
-            BitField<0, 2, u32> tile_format;
-            BitField<2, 3, u32> gob_height;
-        };
-        u32 entropy_coding_mode_flag;               ///< 0x18
-        s32 pic_order_present_flag;                 ///< 0x1C
-        s32 num_refidx_l0_default_active;           ///< 0x20
-        s32 num_refidx_l1_default_active;           ///< 0x24
-        s32 deblocking_filter_control_present_flag; ///< 0x28
-        s32 redundant_pic_cnt_present_flag;         ///< 0x2C
-        u32 transform_8x8_mode_flag;                ///< 0x30
-        u32 pitch_luma;                             ///< 0x34
-        u32 pitch_chroma;                           ///< 0x38
-        u32 luma_top_offset;                        ///< 0x3C
-        u32 luma_bot_offset;                        ///< 0x40
-        u32 luma_frame_offset;                      ///< 0x44
-        u32 chroma_top_offset;                      ///< 0x48
-        u32 chroma_bot_offset;                      ///< 0x4C
-        u32 chroma_frame_offset;                    ///< 0x50
-        u32 hist_buffer_size;                       ///< 0x54
-        union {                                     ///< 0x58
-            union {
-                BitField<0, 1, u64> mbaff_frame;
-                BitField<1, 1, u64> direct_8x8_inference;
-                BitField<2, 1, u64> weighted_pred;
-                BitField<3, 1, u64> constrained_intra_pred;
-                BitField<4, 1, u64> ref_pic;
-                BitField<5, 1, u64> field_pic;
-                BitField<6, 1, u64> bottom_field;
-                BitField<7, 1, u64> second_field;
-            } flags;
-            BitField<8, 4, u64> log2_max_frame_num_minus4;
-            BitField<12, 2, u64> chroma_format_idc;
-            BitField<14, 2, u64> pic_order_cnt_type;
-            BitField<16, 6, s64> pic_init_qp_minus26;
-            BitField<22, 5, s64> chroma_qp_index_offset;
-            BitField<27, 5, s64> second_chroma_qp_index_offset;
-            BitField<32, 2, u64> weighted_bipred_idc;
-            BitField<34, 7, u64> curr_pic_idx;
-            BitField<41, 5, u64> curr_col_idx;
-            BitField<46, 16, u64> frame_number;
-            BitField<62, 1, u64> frame_surfaces;
-            BitField<63, 1, u64> output_memory_layout;
-        };
+struct H264ParameterSet {
+    s32 log2_max_pic_order_cnt_lsb_minus4; ///< 0x00
+    s32 delta_pic_order_always_zero_flag;  ///< 0x04
+    s32 frame_mbs_only_flag;               ///< 0x08
+    u32 pic_width_in_mbs;                  ///< 0x0C
+    u32 frame_height_in_mbs;               ///< 0x10
+    union {                                ///< 0x14
+        BitField<0, 2, u32> tile_format;
+        BitField<2, 3, u32> gob_height;
+        BitField<5, 27, u32> reserved_surface_format;
     };
-    static_assert(sizeof(H264ParameterSet) == 0x60, "H264ParameterSet is an invalid size");
-
-    struct H264DecoderContext {
-        INSERT_PADDING_WORDS_NOINIT(18);       ///< 0x0000
-        u32 stream_len;                        ///< 0x0048
-        INSERT_PADDING_WORDS_NOINIT(3);        ///< 0x004C
-        H264ParameterSet h264_parameter_set;   ///< 0x0058
-        INSERT_PADDING_WORDS_NOINIT(66);       ///< 0x00B8
-        std::array<u8, 0x60> weight_scale;     ///< 0x01C0
-        std::array<u8, 0x80> weight_scale_8x8; ///< 0x0220
+    u32 entropy_coding_mode_flag;               ///< 0x18
+    s32 pic_order_present_flag;                 ///< 0x1C
+    s32 num_refidx_l0_default_active;           ///< 0x20
+    s32 num_refidx_l1_default_active;           ///< 0x24
+    s32 deblocking_filter_control_present_flag; ///< 0x28
+    s32 redundant_pic_cnt_present_flag;         ///< 0x2C
+    u32 transform_8x8_mode_flag;                ///< 0x30
+    u32 pitch_luma;                             ///< 0x34
+    u32 pitch_chroma;                           ///< 0x38
+    Offset luma_top_offset;                     ///< 0x3C
+    Offset luma_bot_offset;                     ///< 0x40
+    Offset luma_frame_offset;                   ///< 0x44
+    Offset chroma_top_offset;                   ///< 0x48
+    Offset chroma_bot_offset;                   ///< 0x4C
+    Offset chroma_frame_offset;                 ///< 0x50
+    u32 hist_buffer_size;                       ///< 0x54
+    union {                                     ///< 0x58
+        union {
+            BitField<0, 1, u64> mbaff_frame;
+            BitField<1, 1, u64> direct_8x8_inference;
+            BitField<2, 1, u64> weighted_pred;
+            BitField<3, 1, u64> constrained_intra_pred;
+            BitField<4, 1, u64> ref_pic;
+            BitField<5, 1, u64> field_pic;
+            BitField<6, 1, u64> bottom_field;
+            BitField<7, 1, u64> second_field;
+        } flags;
+        BitField<8, 4, u64> log2_max_frame_num_minus4;
+        BitField<12, 2, u64> chroma_format_idc;
+        BitField<14, 2, u64> pic_order_cnt_type;
+        BitField<16, 6, s64> pic_init_qp_minus26;
+        BitField<22, 5, s64> chroma_qp_index_offset;
+        BitField<27, 5, s64> second_chroma_qp_index_offset;
+        BitField<32, 2, u64> weighted_bipred_idc;
+        BitField<34, 7, u64> curr_pic_idx;
+        BitField<41, 5, u64> curr_col_idx;
+        BitField<46, 16, u64> frame_number;
+        BitField<62, 1, u64> frame_surfaces;
+        BitField<63, 1, u64> output_memory_layout;
     };
-    static_assert(sizeof(H264DecoderContext) == 0x2A0, "H264DecoderContext is an invalid size");
+};
+static_assert(sizeof(H264ParameterSet) == 0x60, "H264ParameterSet is an invalid size");
 
 #define ASSERT_POSITION(field_name, position)                                                      \
     static_assert(offsetof(H264ParameterSet, field_name) == position,                              \
                   "Field " #field_name " has invalid position")
 
-    ASSERT_POSITION(log2_max_pic_order_cnt_lsb_minus4, 0x00);
-    ASSERT_POSITION(delta_pic_order_always_zero_flag, 0x04);
-    ASSERT_POSITION(frame_mbs_only_flag, 0x08);
-    ASSERT_POSITION(pic_width_in_mbs, 0x0C);
-    ASSERT_POSITION(frame_height_in_map_units, 0x10);
-    ASSERT_POSITION(tile_format, 0x14);
-    ASSERT_POSITION(entropy_coding_mode_flag, 0x18);
-    ASSERT_POSITION(pic_order_present_flag, 0x1C);
-    ASSERT_POSITION(num_refidx_l0_default_active, 0x20);
-    ASSERT_POSITION(num_refidx_l1_default_active, 0x24);
-    ASSERT_POSITION(deblocking_filter_control_present_flag, 0x28);
-    ASSERT_POSITION(redundant_pic_cnt_present_flag, 0x2C);
-    ASSERT_POSITION(transform_8x8_mode_flag, 0x30);
-    ASSERT_POSITION(pitch_luma, 0x34);
-    ASSERT_POSITION(pitch_chroma, 0x38);
-    ASSERT_POSITION(luma_top_offset, 0x3C);
-    ASSERT_POSITION(luma_bot_offset, 0x40);
-    ASSERT_POSITION(luma_frame_offset, 0x44);
-    ASSERT_POSITION(chroma_top_offset, 0x48);
-    ASSERT_POSITION(chroma_bot_offset, 0x4C);
-    ASSERT_POSITION(chroma_frame_offset, 0x50);
-    ASSERT_POSITION(hist_buffer_size, 0x54);
-    ASSERT_POSITION(flags, 0x58);
+ASSERT_POSITION(log2_max_pic_order_cnt_lsb_minus4, 0x00);
+ASSERT_POSITION(delta_pic_order_always_zero_flag, 0x04);
+ASSERT_POSITION(frame_mbs_only_flag, 0x08);
+ASSERT_POSITION(pic_width_in_mbs, 0x0C);
+ASSERT_POSITION(frame_height_in_mbs, 0x10);
+ASSERT_POSITION(tile_format, 0x14);
+ASSERT_POSITION(entropy_coding_mode_flag, 0x18);
+ASSERT_POSITION(pic_order_present_flag, 0x1C);
+ASSERT_POSITION(num_refidx_l0_default_active, 0x20);
+ASSERT_POSITION(num_refidx_l1_default_active, 0x24);
+ASSERT_POSITION(deblocking_filter_control_present_flag, 0x28);
+ASSERT_POSITION(redundant_pic_cnt_present_flag, 0x2C);
+ASSERT_POSITION(transform_8x8_mode_flag, 0x30);
+ASSERT_POSITION(pitch_luma, 0x34);
+ASSERT_POSITION(pitch_chroma, 0x38);
+ASSERT_POSITION(luma_top_offset, 0x3C);
+ASSERT_POSITION(luma_bot_offset, 0x40);
+ASSERT_POSITION(luma_frame_offset, 0x44);
+ASSERT_POSITION(chroma_top_offset, 0x48);
+ASSERT_POSITION(chroma_bot_offset, 0x4C);
+ASSERT_POSITION(chroma_frame_offset, 0x50);
+ASSERT_POSITION(hist_buffer_size, 0x54);
+ASSERT_POSITION(flags, 0x58);
 #undef ASSERT_POSITION
 
+struct DpbEntry {
+    union {
+        BitField<0, 7, u32> index;
+        BitField<7, 5, u32> col_idx;
+        BitField<12, 2, u32> state;
+        BitField<14, 1, u32> is_long_term;
+        BitField<15, 1, u32> non_existing;
+        BitField<16, 1, u32> is_field;
+        BitField<17, 4, u32> top_field_marking;
+        BitField<21, 4, u32> bottom_field_marking;
+        BitField<25, 1, u32> output_memory_layout;
+        BitField<26, 6, u32> reserved;
+    } flags;
+    std::array<u32, 2> field_order_cnt;
+    u32 frame_idx;
+};
+static_assert(sizeof(DpbEntry) == 0x10, "DpbEntry has the wrong size!");
+
+struct DisplayParam {
+    union {
+        BitField<0, 1, u32> enable_tf_output;
+        BitField<1, 1, u32> vc1_map_y_flag;
+        BitField<2, 3, u32> map_y_value;
+        BitField<5, 1, u32> vc1_map_uv_flag;
+        BitField<6, 3, u32> map_uv_value;
+        BitField<9, 8, u32> out_stride;
+        BitField<17, 3, u32> tiling_format;
+        BitField<20, 1, u32> output_structure; // 0=frame, 1=field
+        BitField<21, 11, u32> reserved0;
+    };
+    std::array<s32, 2> output_top;
+    std::array<s32, 2> output_bottom;
+    union {
+        BitField<0, 1, u32> enable_histogram;
+        BitField<1, 12, u32> histogram_start_x;
+        BitField<13, 12, u32> histogram_start_y;
+        BitField<25, 7, u32> reserved1;
+    };
+    union {
+        BitField<0, 12, u32> histogram_end_x;
+        BitField<12, 12, u32> histogram_end_y;
+        BitField<24, 8, u32> reserved2;
+    };
+};
+static_assert(sizeof(DisplayParam) == 0x1C, "DisplayParam has the wrong size!");
+
+struct H264DecoderContext {
+    INSERT_PADDING_WORDS_NOINIT(13);                        ///< 0x0000
+    std::array<u8, 16> eos;                                 ///< 0x0034
+    u8 explicit_eos_present_flag;                           ///< 0x0044
+    u8 hint_dump_en;                                        ///< 0x0045
+    INSERT_PADDING_BYTES_NOINIT(2);                         ///< 0x0046
+    u32 stream_len;                                         ///< 0x0048
+    u32 slice_count;                                        ///< 0x004C
+    u32 mbhist_buffer_size;                                 ///< 0x0050
+    u32 gptimer_timeout_value;                              ///< 0x0054
+    H264ParameterSet h264_parameter_set;                    ///< 0x0058
+    std::array<s32, 2> curr_field_order_cnt;                ///< 0x00B8
+    std::array<DpbEntry, 16> dpb;                           ///< 0x00C0
+    std::array<u8, 0x60> weight_scale_4x4;                  ///< 0x01C0
+    std::array<u8, 0x80> weight_scale_8x8;                  ///< 0x0220
+    std::array<u8, 2> num_inter_view_refs_lX;               ///< 0x02A0
+    std::array<u8, 14> reserved2;                           ///< 0x02A2
+    std::array<std::array<s8, 16>, 2> inter_view_refidx_lX; ///< 0x02B0
+    union {                                                 ///< 0x02D0
+        BitField<0, 1, u32> lossless_ipred8x8_filter_enable;
+        BitField<1, 1, u32> qpprime_y_zero_transform_bypass_flag;
+        BitField<2, 30, u32> reserved3;
+    };
+    DisplayParam display_param;   ///< 0x02D4
+    std::array<u32, 3> reserved4; ///< 0x02F0
+};
+static_assert(sizeof(H264DecoderContext) == 0x2FC, "H264DecoderContext is an invalid size");
+
 #define ASSERT_POSITION(field_name, position)                                                      \
     static_assert(offsetof(H264DecoderContext, field_name) == position,                            \
                   "Field " #field_name " has invalid position")
 
-    ASSERT_POSITION(stream_len, 0x48);
-    ASSERT_POSITION(h264_parameter_set, 0x58);
-    ASSERT_POSITION(weight_scale, 0x1C0);
+ASSERT_POSITION(stream_len, 0x48);
+ASSERT_POSITION(h264_parameter_set, 0x58);
+ASSERT_POSITION(dpb, 0xC0);
+ASSERT_POSITION(weight_scale_4x4, 0x1C0);
 #undef ASSERT_POSITION
+
+class H264 final : public Decoder {
+public:
+    explicit H264(Host1x::Host1x& host1x, const Host1x::NvdecCommon::NvdecRegisters& regs, s32 id,
+                  Host1x::FrameQueue& frame_queue);
+    ~H264() override;
+
+    H264(const H264&) = delete;
+    H264& operator=(const H264&) = delete;
+
+    H264(H264&&) = delete;
+    H264& operator=(H264&&) = delete;
+
+    /// Compose the H264 frame for FFmpeg decoding
+    [[nodiscard]] std::span<const u8> ComposeFrame() override;
+
+    std::tuple<u64, u64> GetProgressiveOffsets() override;
+    std::tuple<u64, u64, u64, u64> GetInterlacedOffsets() override;
+    bool IsInterlaced() override;
+
+    std::string_view GetCurrentCodecName() const override {
+        return "H264";
+    }
+
+private:
+    bool is_first_frame{true};
+    Common::ScratchBuffer<u8> frame_scratch;
+    Common::ScratchBuffer<u8> scan_scratch;
+    H264DecoderContext current_context{};
 };
 
-} // namespace Decoder
+} // namespace Decoders
 } // namespace Tegra

src/video_core/host1x/codecs/vp8.cpp

@@ -7,47 +7,70 @@
 #include "video_core/host1x/host1x.h"
 #include "video_core/memory_manager.h"
 
-namespace Tegra::Decoder {
-VP8::VP8(Host1x::Host1x& host1x_) : host1x{host1x_} {}
+namespace Tegra::Decoders {
+VP8::VP8(Host1x::Host1x& host1x_, const Host1x::NvdecCommon::NvdecRegisters& regs_, s32 id_,
+         Host1x::FrameQueue& frame_queue_)
+    : Decoder{host1x_, id_, regs_, frame_queue_} {
+    codec = Host1x::NvdecCommon::VideoCodec::VP8;
+    initialized = decode_api.Initialize(codec);
+}
 
 VP8::~VP8() = default;
 
-std::span<const u8> VP8::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state) {
-    VP8PictureInfo info;
-    host1x.GMMU().ReadBlock(state.picture_info_offset, &info, sizeof(VP8PictureInfo));
+std::tuple<u64, u64> VP8::GetProgressiveOffsets() {
+    auto luma{regs.surface_luma_offsets[static_cast<u32>(Vp8SurfaceIndex::Current)].Address()};
+    auto chroma{regs.surface_chroma_offsets[static_cast<u32>(Vp8SurfaceIndex::Current)].Address()};
+    return {luma, chroma};
+}
 
-    const bool is_key_frame = info.key_frame == 1u;
-    const auto bitstream_size = static_cast<size_t>(info.vld_buffer_size);
+std::tuple<u64, u64, u64, u64> VP8::GetInterlacedOffsets() {
+    auto luma_top{regs.surface_luma_offsets[static_cast<u32>(Vp8SurfaceIndex::Current)].Address()};
+    auto luma_bottom{
+        regs.surface_luma_offsets[static_cast<u32>(Vp8SurfaceIndex::Current)].Address()};
+    auto chroma_top{
+        regs.surface_chroma_offsets[static_cast<u32>(Vp8SurfaceIndex::Current)].Address()};
+    auto chroma_bottom{
+        regs.surface_chroma_offsets[static_cast<u32>(Vp8SurfaceIndex::Current)].Address()};
+    return {luma_top, luma_bottom, chroma_top, chroma_bottom};
+}
+
+std::span<const u8> VP8::ComposeFrame() {
+    memory_manager.ReadBlock(regs.picture_info_offset.Address(), &current_context,
+                             sizeof(VP8PictureInfo));
+
+    const bool is_key_frame = current_context.key_frame == 1u;
+    const auto bitstream_size = static_cast<size_t>(current_context.vld_buffer_size);
     const size_t header_size = is_key_frame ? 10u : 3u;
-    frame.resize(header_size + bitstream_size);
+    frame_scratch.resize(header_size + bitstream_size);
 
     // Based on page 30 of the VP8 specification.
     // https://datatracker.ietf.org/doc/rfc6386/
-    frame[0] = is_key_frame ? 0u : 1u; // 1-bit frame type (0: keyframe, 1: interframes).
-    frame[0] |= static_cast<u8>((info.version & 7u) << 1u); // 3-bit version number
-    frame[0] |= static_cast<u8>(1u << 4u);                  // 1-bit show_frame flag
+    frame_scratch[0] = is_key_frame ? 0u : 1u; // 1-bit frame type (0: keyframe, 1: interframes).
+    frame_scratch[0] |=
+        static_cast<u8>((current_context.version & 7u) << 1u); // 3-bit version number
+    frame_scratch[0] |= static_cast<u8>(1u << 4u);             // 1-bit show_frame flag
 
     // The next 19-bits are the first partition size
-    frame[0] |= static_cast<u8>((info.first_part_size & 7u) << 5u);
-    frame[1] = static_cast<u8>((info.first_part_size & 0x7f8u) >> 3u);
-    frame[2] = static_cast<u8>((info.first_part_size & 0x7f800u) >> 11u);
+    frame_scratch[0] |= static_cast<u8>((current_context.first_part_size & 7u) << 5u);
+    frame_scratch[1] = static_cast<u8>((current_context.first_part_size & 0x7f8u) >> 3u);
+    frame_scratch[2] = static_cast<u8>((current_context.first_part_size & 0x7f800u) >> 11u);
 
     if (is_key_frame) {
-        frame[3] = 0x9du;
-        frame[4] = 0x01u;
-        frame[5] = 0x2au;
+        frame_scratch[3] = 0x9du;
+        frame_scratch[4] = 0x01u;
+        frame_scratch[5] = 0x2au;
         // TODO(ameerj): Horizontal/Vertical Scale
         // 16 bits: (2 bits Horizontal Scale << 14) | Width (14 bits)
-        frame[6] = static_cast<u8>(info.frame_width & 0xff);
-        frame[7] = static_cast<u8>(((info.frame_width >> 8) & 0x3f));
+        frame_scratch[6] = static_cast<u8>(current_context.frame_width & 0xff);
+        frame_scratch[7] = static_cast<u8>(((current_context.frame_width >> 8) & 0x3f));
         // 16 bits:(2 bits Vertical Scale << 14) | Height (14 bits)
-        frame[8] = static_cast<u8>(info.frame_height & 0xff);
-        frame[9] = static_cast<u8>(((info.frame_height >> 8) & 0x3f));
+        frame_scratch[8] = static_cast<u8>(current_context.frame_height & 0xff);
+        frame_scratch[9] = static_cast<u8>(((current_context.frame_height >> 8) & 0x3f));
     }
-    const u64 bitstream_offset = state.frame_bitstream_offset;
-    host1x.GMMU().ReadBlock(bitstream_offset, frame.data() + header_size, bitstream_size);
+    const u64 bitstream_offset = regs.frame_bitstream_offset.Address();
+    memory_manager.ReadBlock(bitstream_offset, frame_scratch.data() + header_size, bitstream_size);
 
-    return frame;
+    return frame_scratch;
 }
 
-} // namespace Tegra::Decoder
+} // namespace Tegra::Decoders

src/video_core/host1x/codecs/vp8.h

@@ -9,6 +9,7 @@
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "common/scratch_buffer.h"
+#include "video_core/host1x/codecs/decoder.h"
 #include "video_core/host1x/nvdec_common.h"
 
 namespace Tegra {
@@ -17,20 +18,41 @@ namespace Host1x {
 class Host1x;
 } // namespace Host1x
 
-namespace Decoder {
+namespace Decoders {
+enum class Vp8SurfaceIndex : u32 {
+    Last = 0,
+    Golden = 1,
+    AltRef = 2,
+    Current = 3,
+};
 
-class VP8 {
+class VP8 final : public Decoder {
 public:
-    explicit VP8(Host1x::Host1x& host1x);
-    ~VP8();
+    explicit VP8(Host1x::Host1x& host1x, const Host1x::NvdecCommon::NvdecRegisters& regs, s32 id,
+                 Host1x::FrameQueue& frame_queue);
+    ~VP8() override;
 
-    /// Compose the VP8 frame for FFmpeg decoding
-    [[nodiscard]] std::span<const u8> ComposeFrame(
-        const Host1x::NvdecCommon::NvdecRegisters& state);
+    VP8(const VP8&) = delete;
+    VP8& operator=(const VP8&) = delete;
+
+    VP8(VP8&&) = delete;
+    VP8& operator=(VP8&&) = delete;
+
+    [[nodiscard]] std::span<const u8> ComposeFrame() override;
+
+    std::tuple<u64, u64> GetProgressiveOffsets() override;
+    std::tuple<u64, u64, u64, u64> GetInterlacedOffsets() override;
+
+    bool IsInterlaced() override {
+        return false;
+    }
+
+    std::string_view GetCurrentCodecName() const override {
+        return "VP8";
+    }
 
 private:
-    Common::ScratchBuffer<u8> frame;
-    Host1x::Host1x& host1x;
+    Common::ScratchBuffer<u8> frame_scratch;
 
     struct VP8PictureInfo {
         INSERT_PADDING_WORDS_NOINIT(14);
@@ -73,7 +95,9 @@ private:
         INSERT_PADDING_WORDS_NOINIT(3);
     };
     static_assert(sizeof(VP8PictureInfo) == 0xc0, "PictureInfo is an invalid size");
+
+    VP8PictureInfo current_context{};
 };
 
-} // namespace Decoder
+} // namespace Decoders
 } // namespace Tegra

src/video_core/host1x/codecs/vp9.cpp

@@ -4,12 +4,13 @@
 #include <algorithm> // for std::copy
 #include <numeric>
 
+#include "common/alignment.h"
 #include "common/assert.h"
 #include "video_core/host1x/codecs/vp9.h"
 #include "video_core/host1x/host1x.h"
 #include "video_core/memory_manager.h"
 
-namespace Tegra::Decoder {
+namespace Tegra::Decoders {
 namespace {
 constexpr u32 diff_update_probability = 252;
 constexpr u32 frame_sync_code = 0x498342;
@@ -237,7 +238,12 @@ constexpr std::array<u8, 254> map_lut{
 }
 } // Anonymous namespace
 
-VP9::VP9(Host1x::Host1x& host1x_) : host1x{host1x_} {}
+VP9::VP9(Host1x::Host1x& host1x_, const Host1x::NvdecCommon::NvdecRegisters& regs_, s32 id_,
+         Host1x::FrameQueue& frame_queue_)
+    : Decoder{host1x_, id_, regs_, frame_queue_} {
+    codec = Host1x::NvdecCommon::VideoCodec::VP9;
+    initialized = decode_api.Initialize(codec);
+}
 
 VP9::~VP9() = default;
 
@@ -356,35 +362,113 @@ void VP9::WriteMvProbabilityUpdate(VpxRangeEncoder& writer, u8 new_prob, u8 old_
     }
 }
 
-Vp9PictureInfo VP9::GetVp9PictureInfo(const Host1x::NvdecCommon::NvdecRegisters& state) {
-    PictureInfo picture_info;
-    host1x.GMMU().ReadBlock(state.picture_info_offset, &picture_info, sizeof(PictureInfo));
-    Vp9PictureInfo vp9_info = picture_info.Convert();
+void VP9::WriteSegmentation(VpxBitStreamWriter& writer) {
+    bool enabled = current_picture_info.segmentation.enabled != 0;
+    writer.WriteBit(enabled);
+    if (!enabled) {
+        return;
+    }
 
-    InsertEntropy(state.vp9_entropy_probs_offset, vp9_info.entropy);
+    auto update_map = current_picture_info.segmentation.update_map != 0;
+    writer.WriteBit(update_map);
+
+    if (update_map) {
+        EntropyProbs entropy_probs{};
+        memory_manager.ReadBlock(regs.vp9_prob_tab_buffer_offset.Address(), &entropy_probs,
+                                 sizeof(entropy_probs));
+
+        auto WriteProb = [&](u8 prob) {
+            bool coded = prob != 255;
+            writer.WriteBit(coded);
+            if (coded) {
+                writer.WriteU(prob, 8);
+            }
+        };
+
+        for (size_t i = 0; i < entropy_probs.mb_segment_tree_probs.size(); i++) {
+            WriteProb(entropy_probs.mb_segment_tree_probs[i]);
+        }
+
+        auto temporal_update = current_picture_info.segmentation.temporal_update != 0;
+        writer.WriteBit(temporal_update);
+
+        if (temporal_update) {
+            for (s32 i = 0; i < 3; i++) {
+                WriteProb(entropy_probs.segment_pred_probs[i]);
+            }
+        }
+    }
+
+    if (last_segmentation == current_picture_info.segmentation) {
+        writer.WriteBit(false);
+        return;
+    }
+
+    last_segmentation = current_picture_info.segmentation;
+    writer.WriteBit(true);
+    writer.WriteBit(current_picture_info.segmentation.abs_delta != 0);
+
+    constexpr s32 MAX_SEGMENTS = 8;
+    constexpr std::array SegmentationFeatureBits = {8, 6, 2, 0};
+
+    for (s32 i = 0; i < MAX_SEGMENTS; i++) {
+        auto q_enabled = current_picture_info.segmentation.feature_enabled[i][0] != 0;
+        writer.WriteBit(q_enabled);
+        if (q_enabled) {
+            writer.WriteS(current_picture_info.segmentation.feature_data[i][0],
+                          SegmentationFeatureBits[0]);
+        }
+
+        auto lf_enabled = current_picture_info.segmentation.feature_enabled[i][1] != 0;
+        writer.WriteBit(lf_enabled);
+        if (lf_enabled) {
+            writer.WriteS(current_picture_info.segmentation.feature_data[i][1],
+                          SegmentationFeatureBits[1]);
+        }
+
+        auto ref_enabled = current_picture_info.segmentation.feature_enabled[i][2] != 0;
+        writer.WriteBit(ref_enabled);
+        if (ref_enabled) {
+            writer.WriteU(current_picture_info.segmentation.feature_data[i][2],
+                          SegmentationFeatureBits[2]);
+        }
+
+        auto skip_enabled = current_picture_info.segmentation.feature_enabled[i][3] != 0;
+        writer.WriteBit(skip_enabled);
+    }
+}
+
+Vp9PictureInfo VP9::GetVp9PictureInfo() {
+    memory_manager.ReadBlock(regs.picture_info_offset.Address(), &current_picture_info,
+                             sizeof(PictureInfo));
+    Vp9PictureInfo vp9_info = current_picture_info.Convert();
+
+    InsertEntropy(regs.vp9_prob_tab_buffer_offset.Address(), vp9_info.entropy);
 
     // surface_luma_offset[0:3] contains the address of the reference frame offsets in the following
     // order: last, golden, altref, current.
-    std::copy(state.surface_luma_offset.begin(), state.surface_luma_offset.begin() + 4,
-              vp9_info.frame_offsets.begin());
+    for (size_t i = 0; i < 4; i++) {
+        vp9_info.frame_offsets[i] = regs.surface_luma_offsets[i].Address();
+    }
 
     return vp9_info;
 }
 
 void VP9::InsertEntropy(u64 offset, Vp9EntropyProbs& dst) {
     EntropyProbs entropy;
-    host1x.GMMU().ReadBlock(offset, &entropy, sizeof(EntropyProbs));
+    memory_manager.ReadBlock(offset, &entropy, sizeof(EntropyProbs));
     entropy.Convert(dst);
 }
 
-Vp9FrameContainer VP9::GetCurrentFrame(const Host1x::NvdecCommon::NvdecRegisters& state) {
+Vp9FrameContainer VP9::GetCurrentFrame() {
     Vp9FrameContainer current_frame{};
     {
         // gpu.SyncGuestHost(); epic, why?
-        current_frame.info = GetVp9PictureInfo(state);
+        current_frame.info = GetVp9PictureInfo();
         current_frame.bit_stream.resize(current_frame.info.bitstream_size);
-        host1x.GMMU().ReadBlock(state.frame_bitstream_offset, current_frame.bit_stream.data(),
-                                current_frame.info.bitstream_size);
+        memory_manager.ReadBlock(regs.frame_bitstream_offset.Address(),
+                                 current_frame.bit_stream.data(),
+                                 current_frame.info.bitstream_size);
     }
     if (!next_frame.bit_stream.empty()) {
         Vp9FrameContainer temp{
@@ -742,8 +826,7 @@ VpxBitStreamWriter VP9::ComposeUncompressedHeader() {
     uncomp_writer.WriteDeltaQ(current_frame_info.uv_dc_delta_q);
     uncomp_writer.WriteDeltaQ(current_frame_info.uv_ac_delta_q);
 
-    ASSERT(!current_frame_info.segment_enabled);
-    uncomp_writer.WriteBit(false); // Segmentation enabled (TODO).
+    WriteSegmentation(uncomp_writer);
 
     const s32 min_tile_cols_log2 = CalcMinLog2TileCols(current_frame_info.frame_size.width);
     const s32 max_tile_cols_log2 = CalcMaxLog2TileCols(current_frame_info.frame_size.width);
@@ -770,10 +853,29 @@ VpxBitStreamWriter VP9::ComposeUncompressedHeader() {
     return uncomp_writer;
 }
 
-void VP9::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state) {
+std::tuple<u64, u64> VP9::GetProgressiveOffsets() {
+    auto luma{regs.surface_luma_offsets[static_cast<u32>(Vp9SurfaceIndex::Current)].Address()};
+    auto chroma{regs.surface_chroma_offsets[static_cast<u32>(Vp9SurfaceIndex::Current)].Address()};
+    return {luma, chroma};
+}
+
+std::tuple<u64, u64, u64, u64> VP9::GetInterlacedOffsets() {
+    auto luma_top{regs.surface_luma_offsets[static_cast<u32>(Vp9SurfaceIndex::Current)].Address()};
+    auto luma_bottom{
+        regs.surface_luma_offsets[static_cast<u32>(Vp9SurfaceIndex::Current)].Address()};
+    auto chroma_top{
+        regs.surface_chroma_offsets[static_cast<u32>(Vp9SurfaceIndex::Current)].Address()};
+    auto chroma_bottom{
+        regs.surface_chroma_offsets[static_cast<u32>(Vp9SurfaceIndex::Current)].Address()};
+    return {luma_top, luma_bottom, chroma_top, chroma_bottom};
+}
+
+std::span<const u8> VP9::ComposeFrame() {
+    vp9_hidden_frame = false;
+
     std::vector<u8> bitstream;
     {
-        Vp9FrameContainer curr_frame = GetCurrentFrame(state);
+        Vp9FrameContainer curr_frame = GetCurrentFrame();
         current_frame_info = curr_frame.info;
         bitstream = std::move(curr_frame.bit_stream);
     }
@@ -786,12 +888,16 @@ void VP9::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state) {
     std::vector<u8> uncompressed_header = uncomp_writer.GetByteArray();
 
     // Write headers and frame to buffer
-    frame.resize(uncompressed_header.size() + compressed_header.size() + bitstream.size());
-    std::copy(uncompressed_header.begin(), uncompressed_header.end(), frame.begin());
+    frame_scratch.resize(uncompressed_header.size() + compressed_header.size() + bitstream.size());
+    std::copy(uncompressed_header.begin(), uncompressed_header.end(), frame_scratch.begin());
     std::copy(compressed_header.begin(), compressed_header.end(),
-              frame.begin() + uncompressed_header.size());
+              frame_scratch.begin() + uncompressed_header.size());
     std::copy(bitstream.begin(), bitstream.end(),
-              frame.begin() + uncompressed_header.size() + compressed_header.size());
+              frame_scratch.begin() + uncompressed_header.size() + compressed_header.size());
+
+    vp9_hidden_frame = WasFrameHidden();
+
+    return GetFrameBytes();
 }
 
 VpxRangeEncoder::VpxRangeEncoder() {
@@ -944,4 +1050,4 @@ const std::vector<u8>& VpxBitStreamWriter::GetByteArray() const {
     return byte_array;
 }
 
-} // namespace Tegra::Decoder
+} // namespace Tegra::Decoders

src/video_core/host1x/codecs/vp9.h

@@ -10,6 +10,7 @@
 #include "common/common_types.h"
 #include "common/scratch_buffer.h"
 #include "common/stream.h"
+#include "video_core/host1x/codecs/decoder.h"
 #include "video_core/host1x/codecs/vp9_types.h"
 #include "video_core/host1x/nvdec_common.h"
 
@@ -19,7 +20,7 @@ namespace Host1x {
 class Host1x;
 } // namespace Host1x
 
-namespace Decoder {
+namespace Decoders {
 
 /// The VpxRangeEncoder, and VpxBitStreamWriter classes are used to compose the
 /// VP9 header bitstreams.
@@ -110,21 +111,32 @@ private:
     std::vector<u8> byte_array;
 };
 
-class VP9 {
+class VP9 final : public Decoder {
 public:
-    explicit VP9(Host1x::Host1x& host1x);
-    ~VP9();
+    explicit VP9(Host1x::Host1x& host1x, const Host1x::NvdecCommon::NvdecRegisters& regs, s32 id,
+                 Host1x::FrameQueue& frame_queue);
+    ~VP9() override;
 
     VP9(const VP9&) = delete;
     VP9& operator=(const VP9&) = delete;
 
-    VP9(VP9&&) = default;
+    VP9(VP9&&) = delete;
     VP9& operator=(VP9&&) = delete;
 
-    /// Composes the VP9 frame from the GPU state information.
-    /// Based on the official VP9 spec documentation
-    void ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state);
+    [[nodiscard]] std::span<const u8> ComposeFrame() override;
 
+    std::tuple<u64, u64> GetProgressiveOffsets() override;
+    std::tuple<u64, u64, u64, u64> GetInterlacedOffsets() override;
+
+    bool IsInterlaced() override {
+        return false;
+    }
+
+    std::string_view GetCurrentCodecName() const override {
+        return "VP9";
+    }
+
+private:
     /// Returns true if the most recent frame was a hidden frame.
     [[nodiscard]] bool WasFrameHidden() const {
         return !current_frame_info.show_frame;
@@ -132,10 +144,9 @@ public:
 
     /// Returns a const span to the composed frame data.
     [[nodiscard]] std::span<const u8> GetFrameBytes() const {
-        return frame;
+        return frame_scratch;
     }
 
-private:
     /// Generates compressed header probability updates in the bitstream writer
     template <typename T, std::size_t N>
     void WriteProbabilityUpdate(VpxRangeEncoder& writer, const std::array<T, N>& new_prob,
@@ -167,23 +178,22 @@ private:
     /// Write motion vector probability updates. 6.3.17 in the spec
     void WriteMvProbabilityUpdate(VpxRangeEncoder& writer, u8 new_prob, u8 old_prob);
 
+    void WriteSegmentation(VpxBitStreamWriter& writer);
+
     /// Returns VP9 information from NVDEC provided offset and size
-    [[nodiscard]] Vp9PictureInfo GetVp9PictureInfo(
-        const Host1x::NvdecCommon::NvdecRegisters& state);
+    [[nodiscard]] Vp9PictureInfo GetVp9PictureInfo();
 
     /// Read and convert NVDEC provided entropy probs to Vp9EntropyProbs struct
     void InsertEntropy(u64 offset, Vp9EntropyProbs& dst);
 
     /// Returns frame to be decoded after buffering
-    [[nodiscard]] Vp9FrameContainer GetCurrentFrame(
-        const Host1x::NvdecCommon::NvdecRegisters& state);
+    [[nodiscard]] Vp9FrameContainer GetCurrentFrame();
 
     /// Use NVDEC providied information to compose the headers for the current frame
     [[nodiscard]] std::vector<u8> ComposeCompressedHeader();
     [[nodiscard]] VpxBitStreamWriter ComposeUncompressedHeader();
 
-    Host1x::Host1x& host1x;
-    Common::ScratchBuffer<u8> frame;
+    Common::ScratchBuffer<u8> frame_scratch;
 
     std::array<s8, 4> loop_filter_ref_deltas{};
     std::array<s8, 2> loop_filter_mode_deltas{};
@@ -192,9 +202,11 @@ private:
     std::array<Vp9EntropyProbs, 4> frame_ctxs{};
     bool swap_ref_indices{};
 
+    Segmentation last_segmentation{};
+    PictureInfo current_picture_info{};
     Vp9PictureInfo current_frame_info{};
     Vp9EntropyProbs prev_frame_probs{};
 };
 
-} // namespace Decoder
+} // namespace Decoders
 } // namespace Tegra

src/video_core/host1x/codecs/vp9_types.h

@@ -11,7 +11,14 @@
 
 namespace Tegra {
 
-namespace Decoder {
+namespace Decoders {
+enum class Vp9SurfaceIndex : u32 {
+    Last = 0,
+    Golden = 1,
+    AltRef = 2,
+    Current = 3,
+};
+
 struct Vp9FrameDimensions {
     s16 width;
     s16 height;
@@ -48,11 +55,13 @@ enum class TxMode {
 };
 
 struct Segmentation {
+    constexpr bool operator==(const Segmentation& rhs) const = default;
+
     u8 enabled;
     u8 update_map;
     u8 temporal_update;
     u8 abs_delta;
-    std::array<u32, 8> feature_mask;
+    std::array<std::array<u8, 4>, 8> feature_enabled;
     std::array<std::array<s16, 4>, 8> feature_data;
 };
 static_assert(sizeof(Segmentation) == 0x64, "Segmentation is an invalid size");
@@ -190,7 +199,17 @@ struct PictureInfo {
 static_assert(sizeof(PictureInfo) == 0x100, "PictureInfo is an invalid size");
 
 struct EntropyProbs {
-    INSERT_PADDING_BYTES_NOINIT(1024);                 ///< 0x0000
+    std::array<u8, 10 * 10 * 8> kf_bmode_prob;         ///< 0x0000
+    std::array<u8, 10 * 10 * 1> kf_bmode_probB;        ///< 0x0320
+    std::array<u8, 3> ref_pred_probs;                  ///< 0x0384
+    std::array<u8, 7> mb_segment_tree_probs;           ///< 0x0387
+    std::array<u8, 3> segment_pred_probs;              ///< 0x038E
+    std::array<u8, 4> ref_scores;                      ///< 0x0391
+    std::array<u8, 2> prob_comppred;                   ///< 0x0395
+    INSERT_PADDING_BYTES_NOINIT(9);                    ///< 0x0397
+    std::array<u8, 10 * 8> kf_uv_mode_prob;            ///< 0x03A0
+    std::array<u8, 10 * 1> kf_uv_mode_probB;           ///< 0x03F0
+    INSERT_PADDING_BYTES_NOINIT(6);                    ///< 0x03FA
     std::array<u8, 28> inter_mode_prob;                ///< 0x0400
     std::array<u8, 4> intra_inter_prob;                ///< 0x041C
     INSERT_PADDING_BYTES_NOINIT(80);                   ///< 0x0420
@@ -302,5 +321,5 @@ ASSERT_POSITION(class_0_fr, 0x560);
 ASSERT_POSITION(coef_probs, 0x5A0);
 #undef ASSERT_POSITION
 
-}; // namespace Decoder
+}; // namespace Decoders
 }; // namespace Tegra

src/video_core/host1x/control.cpp

@@ -27,6 +27,7 @@ void Control::ProcessMethod(Method method, u32 argument) {
 }
 
 void Control::Execute(u32 data) {
+    LOG_TRACE(Service_NVDRV, "Control wait syncpt {} value {}", data, syncpoint_value);
     host1x.GetSyncpointManager().WaitHost(data, syncpoint_value);
 }
 

src/video_core/host1x/control.h

@@ -6,9 +6,7 @@
 
 #include "common/common_types.h"
 
-namespace Tegra {
-
-namespace Host1x {
+namespace Tegra::Host1x {
 
 class Host1x;
 class Nvdec;
@@ -31,10 +29,8 @@ private:
     /// For Host1x, execute is waiting on a syncpoint previously written into the state
     void Execute(u32 data);
 
-    u32 syncpoint_value{};
     Host1x& host1x;
+    u32 syncpoint_value{};
 };
 
-} // namespace Host1x
-
-} // namespace Tegra
+} // namespace Tegra::Host1x

src/video_core/host1x/ffmpeg/ffmpeg.cpp

@@ -5,7 +5,9 @@
 #include "common/logging/log.h"
 #include "common/scope_exit.h"
 #include "common/settings.h"
+#include "core/memory.h"
 #include "video_core/host1x/ffmpeg/ffmpeg.h"
+#include "video_core/memory_manager.h"
 
 extern "C" {
 #ifdef LIBVA_FOUND
@@ -149,6 +151,7 @@ bool HardwareContext::InitializeForDecoder(DecoderContext& decoder_context,
         }
     }
 
+    LOG_INFO(HW_GPU, "Hardware decoding is disabled due to implementation issues, using CPU.");
     return false;
 }
 
@@ -183,8 +186,8 @@ bool HardwareContext::InitializeWithType(AVHWDeviceType type) {
     return true;
 }
 
-DecoderContext::DecoderContext(const Decoder& decoder) {
-    m_codec_context = avcodec_alloc_context3(decoder.GetCodec());
+DecoderContext::DecoderContext(const Decoder& decoder) : m_decoder{decoder} {
+    m_codec_context = avcodec_alloc_context3(m_decoder.GetCodec());
     av_opt_set(m_codec_context->priv_data, "tune", "zerolatency", 0);
     m_codec_context->thread_count = 0;
     m_codec_context->thread_type &= ~FF_THREAD_FRAME;
@@ -216,6 +219,25 @@ bool DecoderContext::OpenContext(const Decoder& decoder) {
 }
 
 bool DecoderContext::SendPacket(const Packet& packet) {
+    m_temp_frame = std::make_shared<Frame>();
+    m_got_frame = 0;
+
+// Android can randomly crash when calling decode directly, so skip.
+// TODO update ffmpeg and hope that fixes it.
+#ifndef ANDROID
+    if (!m_codec_context->hw_device_ctx && m_codec_context->codec_id == AV_CODEC_ID_H264) {
+        m_decode_order = true;
+        auto* codec{ffcodec(m_decoder.GetCodec())};
+        if (const int ret = codec->cb.decode(m_codec_context, m_temp_frame->GetFrame(),
+                                             &m_got_frame, packet.GetPacket());
+            ret < 0) {
+            LOG_DEBUG(Service_NVDRV, "avcodec_send_packet error {}", AVError(ret));
+            return false;
+        }
+        return true;
+    }
+#endif
+
     if (const int ret = avcodec_send_packet(m_codec_context, packet.GetPacket()); ret < 0) {
         LOG_ERROR(HW_GPU, "avcodec_send_packet error: {}", AVError(ret));
         return false;
@@ -224,139 +246,73 @@ bool DecoderContext::SendPacket(const Packet& packet) {
     return true;
 }
 
-std::unique_ptr<Frame> DecoderContext::ReceiveFrame(bool* out_is_interlaced) {
-    auto dst_frame = std::make_unique<Frame>();
+std::shared_ptr<Frame> DecoderContext::ReceiveFrame() {
+    // Android can randomly crash when calling decode directly, so skip.
+    // TODO update ffmpeg and hope that fixes it.
+#ifndef ANDROID
+    if (!m_codec_context->hw_device_ctx && m_codec_context->codec_id == AV_CODEC_ID_H264) {
+        m_decode_order = true;
+        auto* codec{ffcodec(m_decoder.GetCodec())};
+        int ret{0};
 
-    const auto ReceiveImpl = [&](AVFrame* frame) {
-        if (const int ret = avcodec_receive_frame(m_codec_context, frame); ret < 0) {
-            LOG_ERROR(HW_GPU, "avcodec_receive_frame error: {}", AVError(ret));
-            return false;
+        if (m_got_frame == 0) {
+            Packet packet{{}};
+            auto* pkt = packet.GetPacket();
+            pkt->data = nullptr;
+            pkt->size = 0;
+            ret = codec->cb.decode(m_codec_context, m_temp_frame->GetFrame(), &m_got_frame, pkt);
+            m_codec_context->has_b_frames = 0;
         }
 
-        *out_is_interlaced =
-#if defined(FF_API_INTERLACED_FRAME) || LIBAVUTIL_VERSION_MAJOR >= 59
-            (frame->flags & AV_FRAME_FLAG_INTERLACED) != 0;
-#else
-            frame->interlaced_frame != 0;
+        if (m_got_frame == 0 || ret < 0) {
+            LOG_ERROR(Service_NVDRV, "Failed to receive a frame! error {}", ret);
+            return {};
+        }
+    } else
 #endif
-        return true;
-    };
+    {
 
-    if (m_codec_context->hw_device_ctx) {
-        // If we have a hardware context, make a separate frame here to receive the
-        // hardware result before sending it to the output.
-        Frame intermediate_frame;
+        const auto ReceiveImpl = [&](AVFrame* frame) {
+            if (const int ret = avcodec_receive_frame(m_codec_context, frame); ret < 0) {
+                LOG_ERROR(HW_GPU, "avcodec_receive_frame error: {}", AVError(ret));
+                return false;
+            }
 
-        if (!ReceiveImpl(intermediate_frame.GetFrame())) {
-            return {};
-        }
+            return true;
+        };
 
-        dst_frame->SetFormat(PreferredGpuFormat);
-        if (const int ret =
-                av_hwframe_transfer_data(dst_frame->GetFrame(), intermediate_frame.GetFrame(), 0);
-            ret < 0) {
-            LOG_ERROR(HW_GPU, "av_hwframe_transfer_data error: {}", AVError(ret));
-            return {};
-        }
-    } else {
-        // Otherwise, decode the frame as normal.
-        if (!ReceiveImpl(dst_frame->GetFrame())) {
-            return {};
+        if (m_codec_context->hw_device_ctx) {
+            // If we have a hardware context, make a separate frame here to receive the
+            // hardware result before sending it to the output.
+            Frame intermediate_frame;
+
+            if (!ReceiveImpl(intermediate_frame.GetFrame())) {
+                return {};
+            }
+
+            m_temp_frame->SetFormat(PreferredGpuFormat);
+            if (const int ret = av_hwframe_transfer_data(m_temp_frame->GetFrame(),
+                                                         intermediate_frame.GetFrame(), 0);
+                ret < 0) {
+                LOG_ERROR(HW_GPU, "av_hwframe_transfer_data error: {}", AVError(ret));
+                return {};
+            }
+        } else {
+            // Otherwise, decode the frame as normal.
+            if (!ReceiveImpl(m_temp_frame->GetFrame())) {
+                return {};
+            }
         }
     }
 
-    return dst_frame;
-}
-
-DeinterlaceFilter::DeinterlaceFilter(const Frame& frame) {
-    const AVFilter* buffer_src = avfilter_get_by_name("buffer");
-    const AVFilter* buffer_sink = avfilter_get_by_name("buffersink");
-    AVFilterInOut* inputs = avfilter_inout_alloc();
-    AVFilterInOut* outputs = avfilter_inout_alloc();
-    SCOPE_EXIT({
-        avfilter_inout_free(&inputs);
-        avfilter_inout_free(&outputs);
-    });
-
-    // Don't know how to get the accurate time_base but it doesn't matter for yadif filter
-    // so just use 1/1 to make buffer filter happy
-    std::string args = fmt::format("video_size={}x{}:pix_fmt={}:time_base=1/1", frame.GetWidth(),
-                                   frame.GetHeight(), static_cast<int>(frame.GetPixelFormat()));
-
-    m_filter_graph = avfilter_graph_alloc();
-    int ret = avfilter_graph_create_filter(&m_source_context, buffer_src, "in", args.c_str(),
-                                           nullptr, m_filter_graph);
-    if (ret < 0) {
-        LOG_ERROR(HW_GPU, "avfilter_graph_create_filter source error: {}", AVError(ret));
-        return;
-    }
-
-    ret = avfilter_graph_create_filter(&m_sink_context, buffer_sink, "out", nullptr, nullptr,
-                                       m_filter_graph);
-    if (ret < 0) {
-        LOG_ERROR(HW_GPU, "avfilter_graph_create_filter sink error: {}", AVError(ret));
-        return;
-    }
-
-    inputs->name = av_strdup("out");
-    inputs->filter_ctx = m_sink_context;
-    inputs->pad_idx = 0;
-    inputs->next = nullptr;
-
-    outputs->name = av_strdup("in");
-    outputs->filter_ctx = m_source_context;
-    outputs->pad_idx = 0;
-    outputs->next = nullptr;
-
-    const char* description = "yadif=1:-1:0";
-    ret = avfilter_graph_parse_ptr(m_filter_graph, description, &inputs, &outputs, nullptr);
-    if (ret < 0) {
-        LOG_ERROR(HW_GPU, "avfilter_graph_parse_ptr error: {}", AVError(ret));
-        return;
-    }
-
-    ret = avfilter_graph_config(m_filter_graph, nullptr);
-    if (ret < 0) {
-        LOG_ERROR(HW_GPU, "avfilter_graph_config error: {}", AVError(ret));
-        return;
-    }
-
-    m_initialized = true;
-}
-
-bool DeinterlaceFilter::AddSourceFrame(const Frame& frame) {
-    if (const int ret = av_buffersrc_add_frame_flags(m_source_context, frame.GetFrame(),
-                                                     AV_BUFFERSRC_FLAG_KEEP_REF);
-        ret < 0) {
-        LOG_ERROR(HW_GPU, "av_buffersrc_add_frame_flags error: {}", AVError(ret));
-        return false;
-    }
-
-    return true;
-}
-
-std::unique_ptr<Frame> DeinterlaceFilter::DrainSinkFrame() {
-    auto dst_frame = std::make_unique<Frame>();
-    const int ret = av_buffersink_get_frame(m_sink_context, dst_frame->GetFrame());
-
-    if (ret == AVERROR(EAGAIN) || ret == AVERROR(AVERROR_EOF)) {
-        return {};
-    }
-
-    if (ret < 0) {
-        LOG_ERROR(HW_GPU, "av_buffersink_get_frame error: {}", AVError(ret));
-        return {};
-    }
-
-    return dst_frame;
-}
-
-DeinterlaceFilter::~DeinterlaceFilter() {
-    avfilter_graph_free(&m_filter_graph);
+#if defined(FF_API_INTERLACED_FRAME) || LIBAVUTIL_VERSION_MAJOR >= 59
+    m_temp_frame->GetFrame()->interlaced_frame =
+        (m_temp_frame->GetFrame()->flags & AV_FRAME_FLAG_INTERLACED) != 0;
+#endif
+    return std::move(m_temp_frame);
 }
 
 void DecodeApi::Reset() {
-    m_deinterlace_filter.reset();
     m_hardware_context.reset();
     m_decoder_context.reset();
     m_decoder.reset();
@@ -382,43 +338,14 @@ bool DecodeApi::Initialize(Tegra::Host1x::NvdecCommon::VideoCodec codec) {
     return true;
 }
 
-bool DecodeApi::SendPacket(std::span<const u8> packet_data, size_t configuration_size) {
+bool DecodeApi::SendPacket(std::span<const u8> packet_data) {
     FFmpeg::Packet packet(packet_data);
     return m_decoder_context->SendPacket(packet);
 }
 
-void DecodeApi::ReceiveFrames(std::queue<std::unique_ptr<Frame>>& frame_queue) {
+std::shared_ptr<Frame> DecodeApi::ReceiveFrame() {
     // Receive raw frame from decoder.
-    bool is_interlaced;
-    auto frame = m_decoder_context->ReceiveFrame(&is_interlaced);
-    if (!frame) {
-        return;
-    }
-
-    if (!is_interlaced) {
-        // If the frame is not interlaced, we can pend it now.
-        frame_queue.push(std::move(frame));
-    } else {
-        // Create the deinterlacer if needed.
-        if (!m_deinterlace_filter) {
-            m_deinterlace_filter.emplace(*frame);
-        }
-
-        // Add the frame we just received.
-        if (!m_deinterlace_filter->AddSourceFrame(*frame)) {
-            return;
-        }
-
-        // Pend output fields.
-        while (true) {
-            auto filter_frame = m_deinterlace_filter->DrainSinkFrame();
-            if (!filter_frame) {
-                break;
-            }
-
-            frame_queue.push(std::move(filter_frame));
-        }
-    }
+    return m_decoder_context->ReceiveFrame();
 }
 
 } // namespace FFmpeg

src/video_core/host1x/ffmpeg/ffmpeg.h

@@ -20,17 +20,20 @@ extern "C" {
 #endif
 
 #include <libavcodec/avcodec.h>
-#include <libavfilter/avfilter.h>
-#include <libavfilter/buffersink.h>
-#include <libavfilter/buffersrc.h>
-#include <libavutil/avutil.h>
 #include <libavutil/opt.h>
+#ifndef ANDROID
+#include <libavcodec/codec_internal.h>
+#endif
 
 #if defined(__GNUC__) || defined(__clang__)
 #pragma GCC diagnostic pop
 #endif
 }
 
+namespace Tegra {
+class MemoryManager;
+}
+
 namespace FFmpeg {
 
 class Packet;
@@ -90,6 +93,10 @@ public:
         return m_frame->data[plane];
     }
 
+    const u8* GetPlane(int plane) const {
+        return m_frame->data[plane];
+    }
+
     u8** GetPlanes() const {
         return m_frame->data;
     }
@@ -98,6 +105,14 @@ public:
         m_frame->format = format;
     }
 
+    bool IsInterlaced() const {
+        return m_frame->interlaced_frame != 0;
+    }
+
+    bool IsHardwareDecoded() const {
+        return m_frame->hw_frames_ctx != nullptr;
+    }
+
     AVFrame* GetFrame() const {
         return m_frame;
     }
@@ -160,33 +175,22 @@ public:
     void InitializeHardwareDecoder(const HardwareContext& context, AVPixelFormat hw_pix_fmt);
     bool OpenContext(const Decoder& decoder);
     bool SendPacket(const Packet& packet);
-    std::unique_ptr<Frame> ReceiveFrame(bool* out_is_interlaced);
+    std::shared_ptr<Frame> ReceiveFrame();
 
     AVCodecContext* GetCodecContext() const {
         return m_codec_context;
     }
 
+    bool UsingDecodeOrder() const {
+        return m_decode_order;
+    }
+
 private:
+    const Decoder& m_decoder;
     AVCodecContext* m_codec_context{};
-};
-
-// Wraps an AVFilterGraph.
-class DeinterlaceFilter {
-public:
-    YUZU_NON_COPYABLE(DeinterlaceFilter);
-    YUZU_NON_MOVEABLE(DeinterlaceFilter);
-
-    explicit DeinterlaceFilter(const Frame& frame);
-    ~DeinterlaceFilter();
-
-    bool AddSourceFrame(const Frame& frame);
-    std::unique_ptr<Frame> DrainSinkFrame();
-
-private:
-    AVFilterGraph* m_filter_graph{};
-    AVFilterContext* m_source_context{};
-    AVFilterContext* m_sink_context{};
-    bool m_initialized{};
+    s32 m_got_frame{};
+    std::shared_ptr<Frame> m_temp_frame{};
+    bool m_decode_order{};
 };
 
 class DecodeApi {
@@ -200,14 +204,17 @@ public:
     bool Initialize(Tegra::Host1x::NvdecCommon::VideoCodec codec);
     void Reset();
 
-    bool SendPacket(std::span<const u8> packet_data, size_t configuration_size);
-    void ReceiveFrames(std::queue<std::unique_ptr<Frame>>& frame_queue);
+    bool UsingDecodeOrder() const {
+        return m_decoder_context->UsingDecodeOrder();
+    }
+
+    bool SendPacket(std::span<const u8> packet_data);
+    std::shared_ptr<Frame> ReceiveFrame();
 
 private:
     std::optional<FFmpeg::Decoder> m_decoder;
     std::optional<FFmpeg::DecoderContext> m_decoder_context;
     std::optional<FFmpeg::HardwareContext> m_hardware_context;
-    std::optional<FFmpeg::DeinterlaceFilter> m_deinterlace_filter;
 };
 
 } // namespace FFmpeg

src/video_core/host1x/host1x.cpp

@@ -3,10 +3,10 @@
 
 #include "core/core.h"
 #include "video_core/host1x/host1x.h"
+#include "video_core/host1x/nvdec.h"
+#include "video_core/host1x/vic.h"
 
-namespace Tegra {
-
-namespace Host1x {
+namespace Tegra::Host1x {
 
 Host1x::Host1x(Core::System& system_)
     : system{system_}, syncpoint_manager{},
@@ -15,6 +15,22 @@ Host1x::Host1x(Core::System& system_)
 
 Host1x::~Host1x() = default;
 
-} // namespace Host1x
+void Host1x::StartDevice(s32 fd, ChannelType type, u32 syncpt) {
+    switch (type) {
+    case ChannelType::NvDec:
+        devices[fd] = std::make_unique<Tegra::Host1x::Nvdec>(*this, fd, syncpt, frame_queue);
+        break;
+    case ChannelType::VIC:
+        devices[fd] = std::make_unique<Tegra::Host1x::Vic>(*this, fd, syncpt, frame_queue);
+        break;
+    default:
+        LOG_ERROR(HW_GPU, "Unimplemented host1x device {}", static_cast<u32>(type));
+        break;
+    }
+}
 
-} // namespace Tegra
+void Host1x::StopDevice(s32 fd, ChannelType type) {
+    devices.erase(fd);
+}
+
+} // namespace Tegra::Host1x

src/video_core/host1x/host1x.h

@@ -3,9 +3,14 @@
 
 #pragma once
 
+#include <unordered_map>
+#include <unordered_set>
+#include <queue>
+
 #include "common/common_types.h"
 
 #include "common/address_space.h"
+#include "video_core/cdma_pusher.h"
 #include "video_core/host1x/gpu_device_memory_manager.h"
 #include "video_core/host1x/syncpoint_manager.h"
 #include "video_core/memory_manager.h"
@@ -14,15 +19,137 @@ namespace Core {
 class System;
 } // namespace Core
 
-namespace Tegra {
+namespace FFmpeg {
+class Frame;
+} // namespace FFmpeg
 
-namespace Host1x {
+namespace Tegra::Host1x {
+class Nvdec;
+
+class FrameQueue {
+public:
+    void Open(s32 fd) {
+        std::scoped_lock l{m_mutex};
+        m_presentation_order.insert({fd, {}});
+        m_decode_order.insert({fd, {}});
+    }
+
+    void Close(s32 fd) {
+        std::scoped_lock l{m_mutex};
+        m_presentation_order.erase(fd);
+        m_decode_order.erase(fd);
+    }
+
+    s32 VicFindNvdecFdFromOffset(u64 search_offset) {
+        std::scoped_lock l{m_mutex};
+        // Vic does not know which nvdec is producing frames for it, so search all the fds here for
+        // the given offset.
+        for (auto& map : m_presentation_order) {
+            for (auto& [offset, frame] : map.second) {
+                if (offset == search_offset) {
+                    return map.first;
+                }
+            }
+        }
+
+        for (auto& map : m_decode_order) {
+            for (auto& [offset, frame] : map.second) {
+                if (offset == search_offset) {
+                    return map.first;
+                }
+            }
+        }
+
+        return -1;
+    }
+
+    void PushPresentOrder(s32 fd, u64 offset, std::shared_ptr<FFmpeg::Frame>&& frame) {
+        std::scoped_lock l{m_mutex};
+        auto map = m_presentation_order.find(fd);
+        if (map == m_presentation_order.end()) {
+            return;
+        }
+        map->second.emplace_back(offset, std::move(frame));
+    }
+
+    void PushDecodeOrder(s32 fd, u64 offset, std::shared_ptr<FFmpeg::Frame>&& frame) {
+        std::scoped_lock l{m_mutex};
+        auto map = m_decode_order.find(fd);
+        if (map == m_decode_order.end()) {
+            return;
+        }
+        map->second.insert_or_assign(offset, std::move(frame));
+    }
+
+    std::shared_ptr<FFmpeg::Frame> GetFrame(s32 fd, u64 offset) {
+        if (fd == -1) {
+            return {};
+        }
+
+        std::scoped_lock l{m_mutex};
+        auto present_map = m_presentation_order.find(fd);
+        if (present_map != m_presentation_order.end() && present_map->second.size() > 0) {
+            return GetPresentOrderLocked(fd);
+        }
+
+        auto decode_map = m_decode_order.find(fd);
+        if (decode_map != m_decode_order.end() && decode_map->second.size() > 0) {
+            return GetDecodeOrderLocked(fd, offset);
+        }
+
+        return {};
+    }
+
+private:
+    std::shared_ptr<FFmpeg::Frame> GetPresentOrderLocked(s32 fd) {
+        auto map = m_presentation_order.find(fd);
+        if (map == m_presentation_order.end() || map->second.size() == 0) {
+            return {};
+        }
+        auto frame = std::move(map->second.front().second);
+        map->second.pop_front();
+        return frame;
+    }
+
+    std::shared_ptr<FFmpeg::Frame> GetDecodeOrderLocked(s32 fd, u64 offset) {
+        auto map = m_decode_order.find(fd);
+        if (map == m_decode_order.end() || map->second.size() == 0) {
+            return {};
+        }
+        auto it = map->second.find(offset);
+        if (it == map->second.end()) {
+            return {};
+        }
+        return std::move(map->second.extract(it).mapped());
+    }
+
+    using FramePtr = std::shared_ptr<FFmpeg::Frame>;
+
+    std::mutex m_mutex{};
+    std::unordered_map<s32, std::deque<std::pair<u64, FramePtr>>> m_presentation_order;
+    std::unordered_map<s32, std::unordered_map<u64, FramePtr>> m_decode_order;
+};
+
+enum class ChannelType : u32 {
+    MsEnc = 0,
+    VIC = 1,
+    GPU = 2,
+    NvDec = 3,
+    Display = 4,
+    NvJpg = 5,
+    TSec = 6,
+    Max = 7,
+};
 
 class Host1x {
 public:
     explicit Host1x(Core::System& system);
     ~Host1x();
 
+    Core::System& System() {
+        return system;
+    }
+
     SyncpointManager& GetSyncpointManager() {
         return syncpoint_manager;
     }
@@ -55,14 +182,25 @@ public:
         return *allocator;
     }
 
+    void StartDevice(s32 fd, ChannelType type, u32 syncpt);
+    void StopDevice(s32 fd, ChannelType type);
+
+    void PushEntries(s32 fd, ChCommandHeaderList&& entries) {
+        auto it = devices.find(fd);
+        if (it == devices.end()) {
+            return;
+        }
+        it->second->PushEntries(std::move(entries));
+    }
+
 private:
     Core::System& system;
     SyncpointManager syncpoint_manager;
     Tegra::MaxwellDeviceMemoryManager memory_manager;
     Tegra::MemoryManager gmmu_manager;
     std::unique_ptr<Common::FlatAllocator<u32, 0, 32>> allocator;
+    FrameQueue frame_queue;
+    std::unordered_map<s32, std::unique_ptr<CDmaPusher>> devices;
 };
 
-} // namespace Host1x
-
-} // namespace Tegra
+} // namespace Tegra::Host1x

src/video_core/host1x/nvdec.cpp

@@ -2,6 +2,12 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "common/assert.h"
+
+#include "common/polyfill_thread.h"
+#include "common/settings.h"
+#include "video_core/host1x/codecs/h264.h"
+#include "video_core/host1x/codecs/vp8.h"
+#include "video_core/host1x/codecs/vp9.h"
 #include "video_core/host1x/host1x.h"
 #include "video_core/host1x/nvdec.h"
 
@@ -10,37 +16,69 @@ namespace Tegra::Host1x {
 #define NVDEC_REG_INDEX(field_name)                                                                \
     (offsetof(NvdecCommon::NvdecRegisters, field_name) / sizeof(u64))
 
-Nvdec::Nvdec(Host1x& host1x_)
-    : host1x(host1x_), state{}, codec(std::make_unique<Codec>(host1x, state)) {}
+Nvdec::Nvdec(Host1x& host1x_, s32 id_, u32 syncpt, FrameQueue& frame_queue_)
+    : CDmaPusher{host1x_, id_}, id{id_}, syncpoint{syncpt}, frame_queue{frame_queue_} {
+    LOG_INFO(HW_GPU, "Created nvdec {}", id);
+    frame_queue.Open(id);
+}
 
-Nvdec::~Nvdec() = default;
+Nvdec::~Nvdec() {
+    LOG_INFO(HW_GPU, "Destroying nvdec {}", id);
+}
 
 void Nvdec::ProcessMethod(u32 method, u32 argument) {
-    state.reg_array[method] = static_cast<u64>(argument) << 8;
+    regs.reg_array[method] = argument;
 
     switch (method) {
     case NVDEC_REG_INDEX(set_codec_id):
-        codec->SetTargetCodec(static_cast<NvdecCommon::VideoCodec>(argument));
+        CreateDecoder(static_cast<NvdecCommon::VideoCodec>(argument));
         break;
-    case NVDEC_REG_INDEX(execute):
+    case NVDEC_REG_INDEX(execute): {
+        if (wait_needed) {
+            std::this_thread::sleep_for(std::chrono::milliseconds(32));
+            wait_needed = false;
+        }
         Execute();
-        break;
+    } break;
     }
 }
 
-std::unique_ptr<FFmpeg::Frame> Nvdec::GetFrame() {
-    return codec->GetCurrentFrame();
+void Nvdec::CreateDecoder(NvdecCommon::VideoCodec codec) {
+    if (decoder.get()) {
+        return;
+    }
+    switch (codec) {
+    case NvdecCommon::VideoCodec::H264:
+        decoder = std::make_unique<Decoders::H264>(host1x, regs, id, frame_queue);
+        break;
+    case NvdecCommon::VideoCodec::VP8:
+        decoder = std::make_unique<Decoders::VP8>(host1x, regs, id, frame_queue);
+        break;
+    case NvdecCommon::VideoCodec::VP9:
+        decoder = std::make_unique<Decoders::VP9>(host1x, regs, id, frame_queue);
+        break;
+    default:
+        UNIMPLEMENTED_MSG("Codec {}", decoder->GetCurrentCodecName());
+        break;
+    }
+    LOG_INFO(HW_GPU, "Created decoder {} for id {}", decoder->GetCurrentCodecName(), id);
 }
 
 void Nvdec::Execute() {
-    switch (codec->GetCurrentCodec()) {
+    if (Settings::values.nvdec_emulation.GetValue() == Settings::NvdecEmulation::Off) [[unlikely]] {
+        // Signalling syncpts too fast can cause games to get stuck as they don't expect a <1ms
+        // execution time. Sleep for half of a 60 fps frame just in case.
+        std::this_thread::sleep_for(std::chrono::milliseconds(8));
+        return;
+    }
+    switch (decoder->GetCurrentCodec()) {
     case NvdecCommon::VideoCodec::H264:
     case NvdecCommon::VideoCodec::VP8:
     case NvdecCommon::VideoCodec::VP9:
-        codec->Decode();
+        decoder->Decode();
         break;
     default:
-        UNIMPLEMENTED_MSG("Codec {}", codec->GetCurrentCodecName());
+        UNIMPLEMENTED_MSG("Codec {}", decoder->GetCurrentCodecName());
         break;
     }
 }

src/video_core/host1x/nvdec.h

@@ -5,33 +5,47 @@
 
 #include <memory>
 #include <vector>
+
 #include "common/common_types.h"
-#include "video_core/host1x/codecs/codec.h"
+#include "video_core/cdma_pusher.h"
+#include "video_core/host1x/codecs/decoder.h"
 
 namespace Tegra {
 
 namespace Host1x {
-
 class Host1x;
+class FrameQueue;
 
-class Nvdec {
+class Nvdec final : public CDmaPusher {
 public:
-    explicit Nvdec(Host1x& host1x);
+    explicit Nvdec(Host1x& host1x, s32 id, u32 syncpt, FrameQueue& frame_queue_);
     ~Nvdec();
 
     /// Writes the method into the state, Invoke Execute() if encountered
-    void ProcessMethod(u32 method, u32 argument);
+    void ProcessMethod(u32 method, u32 arg) override;
 
-    /// Return most recently decoded frame
-    [[nodiscard]] std::unique_ptr<FFmpeg::Frame> GetFrame();
+    u32 GetSyncpoint() const {
+        return syncpoint;
+    }
+
+    void SetWait() {
+        wait_needed = true;
+    }
 
 private:
+    /// Create the decoder when the codec id is set
+    void CreateDecoder(NvdecCommon::VideoCodec codec);
+
     /// Invoke codec to decode a frame
     void Execute();
 
-    Host1x& host1x;
-    NvdecCommon::NvdecRegisters state;
-    std::unique_ptr<Codec> codec;
+    s32 id;
+    u32 syncpoint;
+    FrameQueue& frame_queue;
+
+    NvdecCommon::NvdecRegisters regs{};
+    std::unique_ptr<Decoder> decoder;
+    bool wait_needed{false};
 };
 
 } // namespace Host1x

src/video_core/host1x/nvdec_common.h

@@ -17,6 +17,17 @@ enum class VideoCodec : u64 {
     VP9 = 0x9,
 };
 
+struct Offset {
+    constexpr u64 Address() const noexcept {
+        return offset << 8;
+    }
+
+private:
+    u64 offset;
+};
+static_assert(std::is_trivial_v<Offset>, "Offset must be trivial");
+static_assert(sizeof(Offset) == 0x8, "Offset has the wrong size!");
+
 // NVDEC should use a 32-bit address space, but is mapped to 64-bit,
 // doubling the sizes here is compensating for that.
 struct NvdecRegisters {
@@ -38,29 +49,40 @@ struct NvdecRegisters {
                     BitField<17, 1, u64> all_intra_frame;
                 };
             } control_params;
-            u64 picture_info_offset;                   ///< 0x0808
-            u64 frame_bitstream_offset;                ///< 0x0810
-            u64 frame_number;                          ///< 0x0818
-            u64 h264_slice_data_offsets;               ///< 0x0820
-            u64 h264_mv_dump_offset;                   ///< 0x0828
-            INSERT_PADDING_WORDS_NOINIT(6);            ///< 0x0830
-            u64 frame_stats_offset;                    ///< 0x0848
-            u64 h264_last_surface_luma_offset;         ///< 0x0850
-            u64 h264_last_surface_chroma_offset;       ///< 0x0858
-            std::array<u64, 17> surface_luma_offset;   ///< 0x0860
-            std::array<u64, 17> surface_chroma_offset; ///< 0x08E8
-            INSERT_PADDING_WORDS_NOINIT(68);           ///< 0x0970
-            u64 vp8_prob_data_offset;                  ///< 0x0A80
-            u64 vp8_header_partition_buf_offset;       ///< 0x0A88
-            INSERT_PADDING_WORDS_NOINIT(60);           ///< 0x0A90
-            u64 vp9_entropy_probs_offset;              ///< 0x0B80
-            u64 vp9_backward_updates_offset;           ///< 0x0B88
-            u64 vp9_last_frame_segmap_offset;          ///< 0x0B90
-            u64 vp9_curr_frame_segmap_offset;          ///< 0x0B98
-            INSERT_PADDING_WORDS_NOINIT(2);            ///< 0x0BA0
-            u64 vp9_last_frame_mvs_offset;             ///< 0x0BA8
-            u64 vp9_curr_frame_mvs_offset;             ///< 0x0BB0
-            INSERT_PADDING_WORDS_NOINIT(2);            ///< 0x0BB8
+            Offset picture_info_offset;                    ///< 0x0808
+            Offset frame_bitstream_offset;                 ///< 0x0810
+            u64 frame_number;                              ///< 0x0818
+            Offset h264_slice_data_offsets;                ///< 0x0820
+            Offset h264_mv_dump_offset;                    ///< 0x0828
+            INSERT_PADDING_WORDS_NOINIT(6);                ///< 0x0830
+            Offset frame_stats_offset;                     ///< 0x0848
+            Offset h264_last_surface_luma_offset;          ///< 0x0850
+            Offset h264_last_surface_chroma_offset;        ///< 0x0858
+            std::array<Offset, 17> surface_luma_offsets;   ///< 0x0860
+            std::array<Offset, 17> surface_chroma_offsets; ///< 0x08E8
+            Offset pic_scratch_buf_offset;                 ///< 0x0970
+            Offset external_mvbuffer_offset;               ///< 0x0978
+            INSERT_PADDING_WORDS_NOINIT(32);               ///< 0x0980
+            Offset h264_mbhist_buffer_offset;              ///< 0x0A00
+            INSERT_PADDING_WORDS_NOINIT(30);               ///< 0x0A08
+            Offset vp8_prob_data_offset;                   ///< 0x0A80
+            Offset vp8_header_partition_buf_offset;        ///< 0x0A88
+            INSERT_PADDING_WORDS_NOINIT(28);               ///< 0x0A90
+            Offset hvec_scalist_list_offset;               ///< 0x0B00
+            Offset hvec_tile_sizes_offset;                 ///< 0x0B08
+            Offset hvec_filter_buffer_offset;              ///< 0x0B10
+            Offset hvec_sao_buffer_offset;                 ///< 0x0B18
+            Offset hvec_slice_info_buffer_offset;          ///< 0x0B20
+            Offset hvec_slice_group_index_offset;          ///< 0x0B28
+            INSERT_PADDING_WORDS_NOINIT(20);               ///< 0x0B30
+            Offset vp9_prob_tab_buffer_offset;             ///< 0x0B80
+            Offset vp9_ctx_counter_buffer_offset;          ///< 0x0B88
+            Offset vp9_segment_read_buffer_offset;         ///< 0x0B90
+            Offset vp9_segment_write_buffer_offset;        ///< 0x0B98
+            Offset vp9_tile_size_buffer_offset;            ///< 0x0BA0
+            Offset vp9_col_mvwrite_buffer_offset;          ///< 0x0BA8
+            Offset vp9_col_mvread_buffer_offset;           ///< 0x0BB0
+            Offset vp9_filter_buffer_offset;               ///< 0x0BB8
         };
         std::array<u64, NUM_REGS> reg_array;
     };
@@ -81,16 +103,16 @@ ASSERT_REG_POSITION(h264_slice_data_offsets, 0x104);
 ASSERT_REG_POSITION(frame_stats_offset, 0x109);
 ASSERT_REG_POSITION(h264_last_surface_luma_offset, 0x10A);
 ASSERT_REG_POSITION(h264_last_surface_chroma_offset, 0x10B);
-ASSERT_REG_POSITION(surface_luma_offset, 0x10C);
-ASSERT_REG_POSITION(surface_chroma_offset, 0x11D);
+ASSERT_REG_POSITION(surface_luma_offsets, 0x10C);
+ASSERT_REG_POSITION(surface_chroma_offsets, 0x11D);
 ASSERT_REG_POSITION(vp8_prob_data_offset, 0x150);
 ASSERT_REG_POSITION(vp8_header_partition_buf_offset, 0x151);
-ASSERT_REG_POSITION(vp9_entropy_probs_offset, 0x170);
-ASSERT_REG_POSITION(vp9_backward_updates_offset, 0x171);
-ASSERT_REG_POSITION(vp9_last_frame_segmap_offset, 0x172);
-ASSERT_REG_POSITION(vp9_curr_frame_segmap_offset, 0x173);
-ASSERT_REG_POSITION(vp9_last_frame_mvs_offset, 0x175);
-ASSERT_REG_POSITION(vp9_curr_frame_mvs_offset, 0x176);
+ASSERT_REG_POSITION(vp9_prob_tab_buffer_offset, 0x170);
+ASSERT_REG_POSITION(vp9_ctx_counter_buffer_offset, 0x171);
+ASSERT_REG_POSITION(vp9_segment_read_buffer_offset, 0x172);
+ASSERT_REG_POSITION(vp9_segment_write_buffer_offset, 0x173);
+ASSERT_REG_POSITION(vp9_col_mvwrite_buffer_offset, 0x175);
+ASSERT_REG_POSITION(vp9_col_mvread_buffer_offset, 0x176);
 
 #undef ASSERT_REG_POSITION
 

src/video_core/host1x/sync_manager.cpp

@@ -1,50 +0,0 @@
-// SPDX-FileCopyrightText: Ryujinx Team and Contributors
-// SPDX-License-Identifier: MIT
-
-#include <algorithm>
-#include "sync_manager.h"
-#include "video_core/host1x/host1x.h"
-#include "video_core/host1x/syncpoint_manager.h"
-
-namespace Tegra {
-namespace Host1x {
-
-SyncptIncrManager::SyncptIncrManager(Host1x& host1x_) : host1x(host1x_) {}
-SyncptIncrManager::~SyncptIncrManager() = default;
-
-void SyncptIncrManager::Increment(u32 id) {
-    increments.emplace_back(0, 0, id, true);
-    IncrementAllDone();
-}
-
-u32 SyncptIncrManager::IncrementWhenDone(u32 class_id, u32 id) {
-    const u32 handle = current_id++;
-    increments.emplace_back(handle, class_id, id);
-    return handle;
-}
-
-void SyncptIncrManager::SignalDone(u32 handle) {
-    const auto done_incr =
-        std::find_if(increments.begin(), increments.end(),
-                     [handle](const SyncptIncr& incr) { return incr.id == handle; });
-    if (done_incr != increments.cend()) {
-        done_incr->complete = true;
-    }
-    IncrementAllDone();
-}
-
-void SyncptIncrManager::IncrementAllDone() {
-    std::size_t done_count = 0;
-    for (; done_count < increments.size(); ++done_count) {
-        if (!increments[done_count].complete) {
-            break;
-        }
-        auto& syncpoint_manager = host1x.GetSyncpointManager();
-        syncpoint_manager.IncrementGuest(increments[done_count].syncpt_id);
-        syncpoint_manager.IncrementHost(increments[done_count].syncpt_id);
-    }
-    increments.erase(increments.begin(), increments.begin() + done_count);
-}
-
-} // namespace Host1x
-} // namespace Tegra

src/video_core/host1x/sync_manager.h

@@ -1,53 +0,0 @@
-// SPDX-FileCopyrightText: Ryujinx Team and Contributors
-// SPDX-License-Identifier: MIT
-
-#pragma once
-
-#include <mutex>
-#include <vector>
-#include "common/common_types.h"
-
-namespace Tegra {
-
-namespace Host1x {
-
-class Host1x;
-
-struct SyncptIncr {
-    u32 id;
-    u32 class_id;
-    u32 syncpt_id;
-    bool complete;
-
-    SyncptIncr(u32 id_, u32 class_id_, u32 syncpt_id_, bool done = false)
-        : id(id_), class_id(class_id_), syncpt_id(syncpt_id_), complete(done) {}
-};
-
-class SyncptIncrManager {
-public:
-    explicit SyncptIncrManager(Host1x& host1x);
-    ~SyncptIncrManager();
-
-    /// Add syncpoint id and increment all
-    void Increment(u32 id);
-
-    /// Returns a handle to increment later
-    u32 IncrementWhenDone(u32 class_id, u32 id);
-
-    /// IncrememntAllDone, including handle
-    void SignalDone(u32 handle);
-
-    /// Increment all sequential pending increments that are already done.
-    void IncrementAllDone();
-
-private:
-    std::vector<SyncptIncr> increments;
-    std::mutex increment_lock;
-    u32 current_id{};
-
-    Host1x& host1x;
-};
-
-} // namespace Host1x
-
-} // namespace Tegra

src/video_core/host1x/syncpoint_manager.cpp

@@ -18,7 +18,7 @@ SyncpointManager::ActionHandle SyncpointManager::RegisterAction(
         return {};
     }
 
-    std::unique_lock lk(guard);
+    std::scoped_lock lk(guard);
     if (syncpoint.load(std::memory_order_relaxed) >= expected_value) {
         action();
         return {};
@@ -35,7 +35,7 @@ SyncpointManager::ActionHandle SyncpointManager::RegisterAction(
 
 void SyncpointManager::DeregisterAction(std::list<RegisteredAction>& action_storage,
                                         const ActionHandle& handle) {
-    std::unique_lock lk(guard);
+    std::scoped_lock lk(guard);
 
     // We want to ensure the iterator still exists prior to erasing it
     // Otherwise, if an invalid iterator was passed in then it could lead to UB
@@ -78,7 +78,7 @@ void SyncpointManager::Increment(std::atomic<u32>& syncpoint, std::condition_var
                                  std::list<RegisteredAction>& action_storage) {
     auto new_value{syncpoint.fetch_add(1, std::memory_order_acq_rel) + 1};
 
-    std::unique_lock lk(guard);
+    std::scoped_lock lk(guard);
     auto it = action_storage.begin();
     while (it != action_storage.end()) {
         if (it->expected_value > new_value) {

src/video_core/host1x/vic.h

@@ -3,65 +3,646 @@
 
 #pragma once
 
+#include <condition_variable>
+#include <functional>
 #include <memory>
+#include <mutex>
+#include <thread>
 
 #include "common/common_types.h"
 #include "common/scratch_buffer.h"
+#include "video_core/cdma_pusher.h"
 
-struct SwsContext;
-
-namespace Tegra {
-
-namespace Host1x {
-
+namespace Tegra::Host1x {
 class Host1x;
 class Nvdec;
-union VicConfig;
 
-class Vic {
+struct Pixel {
+    u16 r;
+    u16 g;
+    u16 b;
+    u16 a;
+};
+
+// One underscore represents separate pixels.
+// Double underscore represents separate planes.
+// _N represents chroma subsampling, not a separate pixel.
+enum class VideoPixelFormat : u32 {
+    A8 = 0,
+    L8 = 1,
+    A4L4 = 2,
+    L4A4 = 3,
+    R8 = 4,
+    A8L8 = 5,
+    L8A8 = 6,
+    R8G8 = 7,
+    G8R8 = 8,
+    B5G6R5 = 9,
+    R5G6B5 = 10,
+    B6G5R5 = 11,
+    R5G5B6 = 12,
+    A1B5G5R5 = 13,
+    A1R5G5B5 = 14,
+    B5G5R5A1 = 15,
+    R5G5B5A1 = 16,
+    A5B5G5R1 = 17,
+    A5R1G5B5 = 18,
+    B5G5R1A5 = 19,
+    R1G5B5A5 = 20,
+    X1B5G5R5 = 21,
+    X1R5G5B5 = 22,
+    B5G5R5X1 = 23,
+    R5G5B5X1 = 24,
+    A4B4G5R4 = 25,
+    A4R4G4B4 = 26,
+    B4G4R4A4 = 27,
+    R4G4B4A4 = 28,
+    B8G8R8 = 29,
+    R8G8B8 = 30,
+    A8B8G8R8 = 31,
+    A8R8G8B8 = 32,
+    B8G8R8A8 = 33,
+    R8G8B8A8 = 34,
+    X8B8G8R8 = 35,
+    X8R8G8B8 = 36,
+    B8G8R8X8 = 37,
+    R8G8B8X8 = 38,
+    A8B10G10R10 = 39,
+    A2R10G10B10 = 40,
+    B10G10R10A2 = 41,
+    R10G10B10A2 = 42,
+    A4P4 = 43,
+    P4A4 = 44,
+    P8A8 = 45,
+    A8P8 = 46,
+    P8 = 47,
+    P1 = 48,
+    U8V8 = 49,
+    V8U8 = 50,
+    A8Y8U8V8 = 51,
+    V8U8Y8A8 = 52,
+    Y8U8V8 = 53,
+    Y8V8U8 = 54,
+    U8V8Y8 = 55,
+    V8U8Y8 = 56,
+    Y8U8_Y8V8 = 57,
+    Y8V8_Y8U8 = 58,
+    U8Y8_V8Y8 = 59,
+    V8Y8_U8Y8 = 60,
+    Y8__U8V8_N444 = 61,
+    Y8__V8U8_N444 = 62,
+    Y8__U8V8_N422 = 63,
+    Y8__V8U8_N422 = 64,
+    Y8__U8V8_N422R = 65,
+    Y8__V8U8_N422R = 66,
+    Y8__U8V8_N420 = 67,
+    Y8__V8U8_N420 = 68,
+    Y8__U8__V8_N444 = 69,
+    Y8__U8__V8_N422 = 70,
+    Y8__U8__V8_N422R = 71,
+    Y8__U8__V8_N420 = 72,
+    U8 = 73,
+    V8 = 74,
+};
+
+struct Offset {
+    constexpr u32 Address() const noexcept {
+        return offset << 8;
+    }
+
+private:
+    u32 offset;
+};
+static_assert(std::is_trivial_v<Offset>, "Offset must be trivial");
+static_assert(sizeof(Offset) == 0x4, "Offset has the wrong size!");
+
+struct PlaneOffsets {
+    Offset luma;
+    Offset chroma_u;
+    Offset chroma_v;
+};
+static_assert(sizeof(PlaneOffsets) == 0xC, "PlaneOffsets has the wrong size!");
+
+enum SurfaceIndex : u32 {
+    Current = 0,
+    Previous = 1,
+    Next = 2,
+    NextNoiseReduced = 3,
+    CurrentMotion = 4,
+    PreviousMotion = 5,
+    PreviousPreviousMotion = 6,
+    CombinedMotion = 7,
+};
+
+enum class DXVAHD_ALPHA_FILL_MODE : u32 {
+    OPAQUE = 0,
+    BACKGROUND = 1,
+    DESTINATION = 2,
+    SOURCE_STREAM = 3,
+    COMPOSITED = 4,
+    SOURCE_ALPHA = 5,
+};
+
+enum class DXVAHD_FRAME_FORMAT : u64 {
+    PROGRESSIVE = 0,
+    INTERLACED_TOP_FIELD_FIRST = 1,
+    INTERLACED_BOTTOM_FIELD_FIRST = 2,
+    TOP_FIELD = 3,
+    BOTTOM_FIELD = 4,
+    SUBPIC_PROGRESSIVE = 5,
+    SUBPIC_INTERLACED_TOP_FIELD_FIRST = 6,
+    SUBPIC_INTERLACED_BOTTOM_FIELD_FIRST = 7,
+    SUBPIC_TOP_FIELD = 8,
+    SUBPIC_BOTTOM_FIELD = 9,
+    TOP_FIELD_CHROMA_BOTTOM = 10,
+    BOTTOM_FIELD_CHROMA_TOP = 11,
+    SUBPIC_TOP_FIELD_CHROMA_BOTTOM = 12,
+    SUBPIC_BOTTOM_FIELD_CHROMA_TOP = 13,
+};
+
+enum class DXVAHD_DEINTERLACE_MODE_PRIVATE : u64 {
+    WEAVE = 0,
+    BOB_FIELD = 1,
+    BOB = 2,
+    NEWBOB = 3,
+    DISI1 = 4,
+    WEAVE_LUMA_BOB_FIELD_CHROMA = 5,
+    MAX = 0xF,
+};
+
+enum class BLK_KIND {
+    PITCH = 0,
+    GENERIC_16Bx2 = 1,
+    // These are unsupported in the vic
+    BL_NAIVE = 2,
+    BL_KEPLER_XBAR_RAW = 3,
+    VP2_TILED = 15,
+};
+
+enum class BLEND_SRCFACTC : u32 {
+    K1 = 0,
+    K1_TIMES_DST = 1,
+    NEG_K1_TIMES_DST = 2,
+    K1_TIMES_SRC = 3,
+    ZERO = 4,
+};
+
+enum class BLEND_DSTFACTC : u32 {
+    K1 = 0,
+    K2 = 1,
+    K1_TIMES_DST = 2,
+    NEG_K1_TIMES_DST = 3,
+    NEG_K1_TIMES_SRC = 4,
+    ZERO = 5,
+    ONE = 6,
+};
+
+enum class BLEND_SRCFACTA : u32 {
+    K1 = 0,
+    K2 = 1,
+    NEG_K1_TIMES_DST = 2,
+    ZERO = 3,
+    MAX = 7,
+};
+
+enum class BLEND_DSTFACTA : u32 {
+    K2 = 0,
+    NEG_K1_TIMES_SRC = 1,
+    ZERO = 2,
+    ONE = 3,
+    MAX = 7,
+};
+
+struct PipeConfig {
+    union {
+        BitField<0, 11, u32> downsample_horiz;
+        BitField<11, 5, u32> reserved0;
+        BitField<16, 11, u32> downsample_vert;
+        BitField<27, 5, u32> reserved1;
+    };
+    u32 reserved2;
+    u32 reserved3;
+    u32 reserved4;
+};
+static_assert(sizeof(PipeConfig) == 0x10, "PipeConfig has the wrong size!");
+
+struct OutputConfig {
+    union {
+        BitField<0, 3, DXVAHD_ALPHA_FILL_MODE> alpha_fill_mode;
+        BitField<3, 3, u64> alpha_fill_slot;
+        BitField<6, 10, u64> background_a;
+        BitField<16, 10, u64> background_r;
+        BitField<26, 10, u64> background_g;
+        BitField<36, 10, u64> background_b;
+        BitField<46, 2, u64> regamma_mode;
+        BitField<48, 1, u64> output_flip_x;
+        BitField<49, 1, u64> output_flip_y;
+        BitField<50, 1, u64> output_transpose;
+        BitField<51, 1, u64> reserved1;
+        BitField<52, 12, u64> reserved2;
+    };
+    union {
+        BitField<0, 14, u32> target_rect_left;
+        BitField<14, 2, u32> reserved3;
+        BitField<16, 14, u32> target_rect_right;
+        BitField<30, 2, u32> reserved4;
+    };
+    union {
+        BitField<0, 14, u32> target_rect_top;
+        BitField<14, 2, u32> reserved5;
+        BitField<16, 14, u32> target_rect_bottom;
+        BitField<30, 2, u32> reserved6;
+    };
+};
+static_assert(sizeof(OutputConfig) == 0x10, "OutputConfig has the wrong size!");
+
+struct OutputSurfaceConfig {
+    union {
+        BitField<0, 7, VideoPixelFormat> out_pixel_format;
+        BitField<7, 2, u32> out_chroma_loc_horiz;
+        BitField<9, 2, u32> out_chroma_loc_vert;
+        BitField<11, 4, BLK_KIND> out_block_kind;
+        BitField<15, 4, u32> out_block_height; // in gobs, log2
+        BitField<19, 3, u32> reserved0;
+        BitField<22, 10, u32> reserved1;
+    };
+    union {
+        BitField<0, 14, u32> out_surface_width;   // - 1
+        BitField<14, 14, u32> out_surface_height; // - 1
+        BitField<28, 4, u32> reserved2;
+    };
+    union {
+        BitField<0, 14, u32> out_luma_width;   // - 1
+        BitField<14, 14, u32> out_luma_height; // - 1
+        BitField<28, 4, u32> reserved3;
+    };
+    union {
+        BitField<0, 14, u32> out_chroma_width;   // - 1
+        BitField<14, 14, u32> out_chroma_height; // - 1
+        BitField<28, 4, u32> reserved4;
+    };
+};
+static_assert(sizeof(OutputSurfaceConfig) == 0x10, "OutputSurfaceConfig has the wrong size!");
+
+struct MatrixStruct {
+    union {
+        BitField<0, 20, s64> matrix_coeff00;  // (0,0) of 4x3 conversion matrix
+        BitField<20, 20, s64> matrix_coeff10; // (1,0) of 4x3 conversion matrix
+        BitField<40, 20, s64> matrix_coeff20; // (2,0) of 4x3 conversion matrix
+        BitField<60, 4, u64> matrix_r_shift;
+    };
+    union {
+        BitField<0, 20, s64> matrix_coeff01;  // (0,1) of 4x3 conversion matrix
+        BitField<20, 20, s64> matrix_coeff11; // (1,1) of 4x3 conversion matrix
+        BitField<40, 20, s64> matrix_coeff21; // (2,1) of 4x3 conversion matrix
+        BitField<60, 3, u64> reserved0;
+        BitField<63, 1, u64> matrix_enable;
+    };
+    union {
+        BitField<0, 20, s64> matrix_coeff02;  // (0,2) of 4x3 conversion matrix
+        BitField<20, 20, s64> matrix_coeff12; // (1,2) of 4x3 conversion matrix
+        BitField<40, 20, s64> matrix_coeff22; // (2,2) of 4x3 conversion matrix
+        BitField<60, 4, u64> reserved1;
+    };
+    union {
+        BitField<0, 20, s64> matrix_coeff03;  // (0,3) of 4x3 conversion matrix
+        BitField<20, 20, s64> matrix_coeff13; // (1,3) of 4x3 conversion matrix
+        BitField<40, 20, s64> matrix_coeff23; // (2,3) of 4x3 conversion matrix
+        BitField<60, 4, u64> reserved2;
+    };
+};
+static_assert(sizeof(MatrixStruct) == 0x20, "MatrixStruct has the wrong size!");
+
+struct ClearRectStruct {
+    union {
+        BitField<0, 14, u32> clear_rect0_left;
+        BitField<14, 2, u32> reserved0;
+        BitField<16, 14, u32> clear_rect0_right;
+        BitField<30, 2, u32> reserved1;
+    };
+    union {
+        BitField<0, 14, u32> clear_rect0_top;
+        BitField<14, 2, u32> reserved2;
+        BitField<16, 14, u32> clear_rect0_bottom;
+        BitField<30, 2, u32> reserved3;
+    };
+    union {
+        BitField<0, 14, u32> clear_rect1_left;
+        BitField<14, 2, u32> reserved4;
+        BitField<16, 14, u32> clear_rect1_right;
+        BitField<30, 2, u32> reserved5;
+    };
+    union {
+        BitField<0, 14, u32> clear_rect1_top;
+        BitField<14, 2, u32> reserved6;
+        BitField<16, 14, u32> clear_rect1_bottom;
+        BitField<30, 2, u32> reserved7;
+    };
+};
+static_assert(sizeof(ClearRectStruct) == 0x10, "ClearRectStruct has the wrong size!");
+
+struct SlotConfig {
+    union {
+        BitField<0, 1, u64> slot_enable;
+        BitField<1, 1, u64> denoise;
+        BitField<2, 1, u64> advanced_denoise;
+        BitField<3, 1, u64> cadence_detect;
+        BitField<4, 1, u64> motion_map;
+        BitField<5, 1, u64> motion_map_capture;
+        BitField<6, 1, u64> is_even;
+        BitField<7, 1, u64> chroma_even;
+        // fetch control struct
+        BitField<8, 1, u64> current_field_enable;
+        BitField<9, 1, u64> prev_field_enable;
+        BitField<10, 1, u64> next_field_enable;
+        BitField<11, 1, u64> next_nr_field_enable; // noise reduction
+        BitField<12, 1, u64> current_motion_field_enable;
+        BitField<13, 1, u64> prev_motion_field_enable;
+        BitField<14, 1, u64> prev_prev_motion_field_enable;
+        BitField<15, 1, u64> combined_motion_field_enable;
+
+        BitField<16, 4, DXVAHD_FRAME_FORMAT> frame_format;
+        BitField<20, 2, u64> filter_length_y; // 0: 1-tap, 1: 2-tap, 2: 5-tap, 3: 10-tap
+        BitField<22, 2, u64> filter_length_x;
+        BitField<24, 12, u64> panoramic;
+        BitField<36, 22, u64> reserved1;
+        BitField<58, 6, u64> detail_filter_clamp;
+    };
+    union {
+        BitField<0, 10, u64> filter_noise;
+        BitField<10, 10, u64> filter_detail;
+        BitField<20, 10, u64> chroma_noise;
+        BitField<30, 10, u64> chroma_detail;
+        BitField<40, 4, DXVAHD_DEINTERLACE_MODE_PRIVATE> deinterlace_mode;
+        BitField<44, 3, u64> motion_accumulation_weight;
+        BitField<47, 11, u64> noise_iir;
+        BitField<58, 4, u64> light_level;
+        BitField<62, 2, u64> reserved4;
+    };
+    union {
+        BitField<0, 10, u64> soft_clamp_low;
+        BitField<10, 10, u64> soft_clamp_high;
+        BitField<20, 3, u64> reserved5;
+        BitField<23, 9, u64> reserved6;
+        BitField<32, 10, u64> planar_alpha;
+        BitField<42, 1, u64> constant_alpha;
+        BitField<43, 3, u64> stereo_interleave;
+        BitField<46, 1, u64> clip_enabled;
+        BitField<47, 8, u64> clear_rect_mask;
+        BitField<55, 2, u64> degamma_mode;
+        BitField<57, 1, u64> reserved7;
+        BitField<58, 1, u64> decompress_enable;
+        BitField<59, 5, u64> reserved9;
+    };
+    union {
+        BitField<0, 8, u64> decompress_ctb_count;
+        BitField<8, 32, u64> decompress_zbc_count;
+        BitField<40, 24, u64> reserved12;
+    };
+    union {
+        BitField<0, 30, u64> source_rect_left;
+        BitField<30, 2, u64> reserved14;
+        BitField<32, 30, u64> source_rect_right;
+        BitField<62, 2, u64> reserved15;
+    };
+    union {
+        BitField<0, 30, u64> source_rect_top;
+        BitField<30, 2, u64> reserved16;
+        BitField<32, 30, u64> source_rect_bottom;
+        BitField<62, 2, u64> reserved17;
+    };
+    union {
+        BitField<0, 14, u64> dest_rect_left;
+        BitField<14, 2, u64> reserved18;
+        BitField<16, 14, u64> dest_rect_right;
+        BitField<30, 2, u64> reserved19;
+        BitField<32, 14, u64> dest_rect_top;
+        BitField<46, 2, u64> reserved20;
+        BitField<48, 14, u64> dest_rect_bottom;
+        BitField<62, 2, u64> reserved21;
+    };
+    u32 reserved22;
+    u32 reserved23;
+};
+static_assert(sizeof(SlotConfig) == 0x40, "SlotConfig has the wrong size!");
+
+struct SlotSurfaceConfig {
+    union {
+        BitField<0, 7, VideoPixelFormat> slot_pixel_format;
+        BitField<7, 2, u32> slot_chroma_loc_horiz;
+        BitField<9, 2, u32> slot_chroma_loc_vert;
+        BitField<11, 4, u32> slot_block_kind;
+        BitField<15, 4, u32> slot_block_height;
+        BitField<19, 3, u32> slot_cache_width;
+        BitField<22, 10, u32> reserved0;
+    };
+    union {
+        BitField<0, 14, u32> slot_surface_width;   //  - 1
+        BitField<14, 14, u32> slot_surface_height; //  - 1
+        BitField<28, 4, u32> reserved1;
+    };
+    union {
+        BitField<0, 14, u32> slot_luma_width;   // padded, - 1
+        BitField<14, 14, u32> slot_luma_height; // padded, - 1
+        BitField<28, 4, u32> reserved2;
+    };
+    union {
+        BitField<0, 14, u32> slot_chroma_width;   // padded, - 1
+        BitField<14, 14, u32> slot_chroma_height; // padded, - 1
+        BitField<28, 4, u32> reserved3;
+    };
+};
+static_assert(sizeof(SlotSurfaceConfig) == 0x10, "SlotSurfaceConfig has the wrong size!");
+
+struct LumaKeyStruct {
+    union {
+        BitField<0, 20, u64> luma_coeff0;  // (0) of 4x1 conversion matrix, S12.8 format
+        BitField<20, 20, u64> luma_coeff1; // (1) of 4x1 conversion matrix, S12.8 format
+        BitField<40, 20, u64> luma_coeff2; // (2) of 4x1 conversion matrix, S12.8 format
+        BitField<60, 4, u64> luma_r_shift;
+    };
+    union {
+        BitField<0, 20, u64> luma_coeff3; // (3) of 4x1 conversion matrix, S12.8 format
+        BitField<20, 10, u64> luma_key_lower;
+        BitField<30, 10, u64> luma_key_upper;
+        BitField<40, 1, u64> luma_key_enabled;
+        BitField<41, 2, u64> reserved0;
+        BitField<43, 21, u64> reserved1;
+    };
+};
+static_assert(sizeof(LumaKeyStruct) == 0x10, "LumaKeyStruct has the wrong size!");
+
+struct BlendingSlotStruct {
+    union {
+        BitField<0, 10, u32> alpha_k1;
+        BitField<10, 6, u32> reserved0;
+        BitField<16, 10, u32> alpha_k2;
+        BitField<26, 6, u32> reserved1;
+    };
+    union {
+        BitField<0, 3, BLEND_SRCFACTC> src_factor_color_match_select;
+        BitField<3, 1, u32> reserved2;
+        BitField<4, 3, BLEND_DSTFACTC> dst_factor_color_match_select;
+        BitField<7, 1, u32> reserved3;
+        BitField<8, 3, BLEND_SRCFACTA> src_factor_a_match_select;
+        BitField<11, 1, u32> reserved4;
+        BitField<12, 3, BLEND_DSTFACTA> dst_factor_a_match_select;
+        BitField<15, 1, u32> reserved5;
+        BitField<16, 4, u32> reserved6;
+        BitField<20, 4, u32> reserved7;
+        BitField<24, 4, u32> reserved8;
+        BitField<28, 4, u32> reserved9;
+    };
+    union {
+        BitField<0, 2, u32> reserved10;
+        BitField<2, 10, u32> override_r;
+        BitField<12, 10, u32> override_g;
+        BitField<22, 10, u32> override_b;
+    };
+    union {
+        BitField<0, 10, u32> override_a;
+        BitField<10, 2, u32> reserved11;
+        BitField<12, 1, u32> use_override_r;
+        BitField<13, 1, u32> use_override_g;
+        BitField<14, 1, u32> use_override_b;
+        BitField<15, 1, u32> use_override_a;
+        BitField<16, 1, u32> mask_r;
+        BitField<17, 1, u32> mask_g;
+        BitField<18, 1, u32> mask_b;
+        BitField<19, 1, u32> mask_a;
+        BitField<20, 12, u32> reserved12;
+    };
+};
+static_assert(sizeof(BlendingSlotStruct) == 0x10, "BlendingSlotStruct has the wrong size!");
+
+struct SlotStruct {
+    SlotConfig config;
+    SlotSurfaceConfig surface_config;
+    LumaKeyStruct luma_key;
+    MatrixStruct color_matrix;
+    MatrixStruct gamut_matrix;
+    BlendingSlotStruct blending;
+};
+static_assert(sizeof(SlotStruct) == 0xB0, "SlotStruct has the wrong size!");
+
+struct ConfigStruct {
+    PipeConfig pipe_config;
+    OutputConfig output_config;
+    OutputSurfaceConfig output_surface_config;
+    MatrixStruct out_color_matrix;
+    std::array<ClearRectStruct, 4> clear_rects;
+    std::array<SlotStruct, 8> slot_structs;
+};
+static_assert(offsetof(ConfigStruct, pipe_config) == 0x0, "pipe_config is in the wrong place!");
+static_assert(offsetof(ConfigStruct, output_config) == 0x10,
+              "output_config is in the wrong place!");
+static_assert(offsetof(ConfigStruct, output_surface_config) == 0x20,
+              "output_surface_config is in the wrong place!");
+static_assert(offsetof(ConfigStruct, out_color_matrix) == 0x30,
+              "out_color_matrix is in the wrong place!");
+static_assert(offsetof(ConfigStruct, clear_rects) == 0x50, "clear_rects is in the wrong place!");
+static_assert(offsetof(ConfigStruct, slot_structs) == 0x90, "slot_structs is in the wrong place!");
+static_assert(sizeof(ConfigStruct) == 0x610, "ConfigStruct has the wrong size!");
+
+struct VicRegisters {
+    static constexpr std::size_t NUM_REGS = 0x446;
+
+    union {
+        struct {
+            INSERT_PADDING_WORDS_NOINIT(0xC0);
+            u32 execute;
+            INSERT_PADDING_WORDS_NOINIT(0x3F);
+            std::array<std::array<PlaneOffsets, 8>, 8> surfaces;
+            u32 picture_index;
+            u32 control_params;
+            Offset config_struct_offset;
+            Offset filter_struct_offset;
+            Offset palette_offset;
+            Offset hist_offset;
+            u32 context_id;
+            u32 fce_ucode_size;
+            PlaneOffsets output_surface;
+            Offset fce_ucode_offset;
+            INSERT_PADDING_WORDS_NOINIT(0x4);
+            std::array<u32, 8> slot_context_ids;
+            std::array<Offset, 8> comp_tag_buffer_offsets;
+            std::array<Offset, 8> history_buffer_offset;
+            INSERT_PADDING_WORDS_NOINIT(0x25D);
+            u32 pm_trigger_end;
+        };
+        std::array<u32, NUM_REGS> reg_array;
+    };
+};
+static_assert(offsetof(VicRegisters, execute) == 0x300, "execute is in the wrong place!");
+static_assert(offsetof(VicRegisters, surfaces) == 0x400, "surfaces is in the wrong place!");
+static_assert(offsetof(VicRegisters, picture_index) == 0x700,
+              "picture_index is in the wrong place!");
+static_assert(offsetof(VicRegisters, control_params) == 0x704,
+              "control_params is in the wrong place!");
+static_assert(offsetof(VicRegisters, config_struct_offset) == 0x708,
+              "config_struct_offset is in the wrong place!");
+static_assert(offsetof(VicRegisters, output_surface) == 0x720,
+              "output_surface is in the wrong place!");
+static_assert(offsetof(VicRegisters, slot_context_ids) == 0x740,
+              "slot_context_ids is in the wrong place!");
+static_assert(offsetof(VicRegisters, history_buffer_offset) == 0x780,
+              "history_buffer_offset is in the wrong place!");
+static_assert(offsetof(VicRegisters, pm_trigger_end) == 0x1114,
+              "pm_trigger_end is in the wrong place!");
+static_assert(sizeof(VicRegisters) == 0x1118, "VicRegisters has the wrong size!");
+
+class Vic final : public CDmaPusher {
 public:
     enum class Method : u32 {
-        Execute = 0xc0,
-        SetControlParams = 0x1c1,
-        SetConfigStructOffset = 0x1c2,
-        SetOutputSurfaceLumaOffset = 0x1c8,
-        SetOutputSurfaceChromaOffset = 0x1c9,
-        SetOutputSurfaceChromaUnusedOffset = 0x1ca
+        Execute = offsetof(VicRegisters, execute),
+        SetControlParams = offsetof(VicRegisters, control_params),
+        SetConfigStructOffset = offsetof(VicRegisters, config_struct_offset),
+        SetOutputSurfaceLumaOffset = offsetof(VicRegisters, output_surface.luma),
+        SetOutputSurfaceChromaOffset = offsetof(VicRegisters, output_surface.chroma_u),
+        SetOutputSurfaceChromaUnusedOffset = offsetof(VicRegisters, output_surface.chroma_v)
     };
 
-    explicit Vic(Host1x& host1x, std::shared_ptr<Nvdec> nvdec_processor);
-
+    explicit Vic(Host1x& host1x, s32 id, u32 syncpt, FrameQueue& frame_queue);
     ~Vic();
 
     /// Write to the device state.
-    void ProcessMethod(Method method, u32 argument);
+    void ProcessMethod(u32 method, u32 arg) override;
 
 private:
     void Execute();
 
-    void WriteRGBFrame(std::unique_ptr<FFmpeg::Frame> frame, const VicConfig& config);
+    void Blend(const ConfigStruct& config, const SlotStruct& slot);
 
-    void WriteYUVFrame(std::unique_ptr<FFmpeg::Frame> frame, const VicConfig& config);
+    template <bool Planar, bool Interlaced = false>
+    void ReadProgressiveY8__V8U8_N420(const SlotStruct& slot, std::span<const PlaneOffsets> offsets,
+                                      std::shared_ptr<const FFmpeg::Frame> frame);
+    template <bool Planar, bool TopField>
+    void ReadInterlacedY8__V8U8_N420(const SlotStruct& slot, std::span<const PlaneOffsets> offsets,
+                                     std::shared_ptr<const FFmpeg::Frame> frame);
 
-    Host1x& host1x;
-    std::shared_ptr<Tegra::Host1x::Nvdec> nvdec_processor;
+    template <bool Planar>
+    void ReadY8__V8U8_N420(const SlotStruct& slot, std::span<const PlaneOffsets> offsets,
+                           std::shared_ptr<const FFmpeg::Frame> frame);
 
-    /// Avoid reallocation of the following buffers every frame, as their
-    /// size does not change during a stream
-    using AVMallocPtr = std::unique_ptr<u8, decltype(&av_free)>;
-    AVMallocPtr converted_frame_buffer;
-    Common::ScratchBuffer<u8> luma_buffer;
-    Common::ScratchBuffer<u8> chroma_buffer;
+    void WriteY8__V8U8_N420(const OutputSurfaceConfig& output_surface_config);
 
-    GPUVAddr config_struct_address{};
-    GPUVAddr output_surface_luma_address{};
-    GPUVAddr output_surface_chroma_address{};
+    template <VideoPixelFormat Format>
+    void WriteABGR(const OutputSurfaceConfig& output_surface_config);
 
-    SwsContext* scaler_ctx{};
-    s32 scaler_width{};
-    s32 scaler_height{};
+    s32 id;
+    s32 nvdec_id{-1};
+    u32 syncpoint;
+
+    VicRegisters regs{};
+    FrameQueue& frame_queue;
+
+    const bool has_sse41{false};
+
+    Common::ScratchBuffer<Pixel> output_surface;
+    Common::ScratchBuffer<Pixel> slot_surface;
+    Common::ScratchBuffer<u8> luma_scratch;
+    Common::ScratchBuffer<u8> chroma_scratch;
+    Common::ScratchBuffer<u8> swizzle_scratch;
 };
 
-} // namespace Host1x
-
-} // namespace Tegra
+} // namespace Tegra::Host1x

src/video_core/host_shaders/fidelityfx_fsr.frag

@@ -37,6 +37,7 @@ layout(set=0,binding=0) uniform sampler2D InputTexture;
 
 #define A_GPU 1
 #define A_GLSL 1
+#define FSR_RCAS_PASSTHROUGH_ALPHA 1
 
 #ifndef YUZU_USE_FP16
     #include "ffx_a.h"
@@ -71,9 +72,7 @@ layout(set=0,binding=0) uniform sampler2D InputTexture;
 
 #include "ffx_fsr1.h"
 
-#if USE_RCAS
-    layout(location = 0) in vec2 frag_texcoord;
-#endif
+layout (location = 0) in vec2 frag_texcoord;
 layout (location = 0) out vec4 frag_color;
 
 void CurrFilter(AU2 pos) {
@@ -81,22 +80,22 @@ void CurrFilter(AU2 pos) {
     #ifndef YUZU_USE_FP16
         AF3 c;
         FsrEasuF(c, pos, Const0, Const1, Const2, Const3);
-        frag_color = AF4(c, 1.0);
+        frag_color = AF4(c, texture(InputTexture, frag_texcoord).a);
     #else
         AH3 c;
         FsrEasuH(c, pos, Const0, Const1, Const2, Const3);
-        frag_color = AH4(c, 1.0);
+        frag_color = AH4(c, texture(InputTexture, frag_texcoord).a);
     #endif
 #endif
 #if USE_RCAS
     #ifndef YUZU_USE_FP16
-        AF3 c;
-        FsrRcasF(c.r, c.g, c.b, pos, Const0);
-        frag_color = AF4(c, 1.0);
+        AF4 c;
+        FsrRcasF(c.r, c.g, c.b, c.a, pos, Const0);
+        frag_color = c;
     #else
-        AH3 c;
-        FsrRcasH(c.r, c.g, c.b, pos, Const0);
-        frag_color = AH4(c, 1.0);
+        AH4 c;
+        FsrRcasH(c.r, c.g, c.b, c.a, pos, Const0);
+        frag_color = c;
     #endif
 #endif
 }

src/video_core/host_shaders/fxaa.frag

@@ -71,5 +71,5 @@ vec3 FxaaPixelShader(vec4 posPos, sampler2D tex) {
 }
 
 void main() {
-  frag_color = vec4(FxaaPixelShader(posPos, input_texture), 1.0);
+  frag_color = vec4(FxaaPixelShader(posPos, input_texture), texture(input_texture, posPos.xy).a);
 }

src/video_core/host_shaders/opengl_fidelityfx_fsr.frag

@@ -31,6 +31,7 @@ layout (location = 0) uniform uvec4 constants[4];
 
 #define A_GPU 1
 #define A_GLSL 1
+#define FSR_RCAS_PASSTHROUGH_ALPHA 1
 
 #ifdef YUZU_USE_FP16
     #define A_HALF
@@ -67,9 +68,7 @@ layout (location = 0) uniform uvec4 constants[4];
 
 #include "ffx_fsr1.h"
 
-#if USE_RCAS
-    layout(location = 0) in vec2 frag_texcoord;
-#endif
+layout (location = 0) in vec2 frag_texcoord;
 layout (location = 0) out vec4 frag_color;
 
 void CurrFilter(AU2 pos)
@@ -78,22 +77,22 @@ void CurrFilter(AU2 pos)
     #ifndef YUZU_USE_FP16
         AF3 c;
         FsrEasuF(c, pos, constants[0], constants[1], constants[2], constants[3]);
-        frag_color = AF4(c, 1.0);
+        frag_color = AF4(c, texture(InputTexture, frag_texcoord).a);
     #else
         AH3 c;
         FsrEasuH(c, pos, constants[0], constants[1], constants[2], constants[3]);
-        frag_color = AH4(c, 1.0);
+        frag_color = AH4(c, texture(InputTexture, frag_texcoord).a);
     #endif
 #endif
 #if USE_RCAS
     #ifndef YUZU_USE_FP16
-        AF3 c;
-        FsrRcasF(c.r, c.g, c.b, pos, constants[0]);
-        frag_color = AF4(c, 1.0);
+        AF4 c;
+        FsrRcasF(c.r, c.g, c.b, c.a, pos, constants[0]);
+        frag_color = c;
     #else
         AH3 c;
-        FsrRcasH(c.r, c.g, c.b, pos, constants[0]);
-        frag_color = AH4(c, 1.0);
+        FsrRcasH(c.r, c.g, c.b, c.a, pos, constants[0]);
+        frag_color = c;
     #endif
 #endif
 }