yuzu-android/src/audio_core/audio_in_manager.cpp
Lioncash 1c7dae966d audio_device: Make AudioDeviceName constructor constexpr
These are used as read-only arrays, so we can make the data read-only
and available at compile-time.

Now constructing an AudioDevice no longer needs to initialize some
tables
2022-09-15 09:03:40 -04:00

92 lines
2.6 KiB
C++

// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "audio_core/audio_core.h"
#include "audio_core/audio_in_manager.h"
#include "audio_core/audio_manager.h"
#include "audio_core/in/audio_in.h"
#include "audio_core/sink/sink_details.h"
#include "common/settings.h"
#include "core/core.h"
#include "core/hle/service/audio/errors.h"
namespace AudioCore::AudioIn {
Manager::Manager(Core::System& system_) : system{system_} {
std::iota(session_ids.begin(), session_ids.end(), 0);
num_free_sessions = MaxInSessions;
}
Result Manager::AcquireSessionId(size_t& session_id) {
if (num_free_sessions == 0) {
LOG_ERROR(Service_Audio, "All 4 AudioIn sessions are in use, cannot create any more");
return Service::Audio::ERR_MAXIMUM_SESSIONS_REACHED;
}
session_id = session_ids[next_session_id];
next_session_id = (next_session_id + 1) % MaxInSessions;
num_free_sessions--;
return ResultSuccess;
}
void Manager::ReleaseSessionId(const size_t session_id) {
std::scoped_lock l{mutex};
LOG_DEBUG(Service_Audio, "Freeing AudioIn session {}", session_id);
session_ids[free_session_id] = session_id;
num_free_sessions++;
free_session_id = (free_session_id + 1) % MaxInSessions;
sessions[session_id].reset();
applet_resource_user_ids[session_id] = 0;
}
Result Manager::LinkToManager() {
std::scoped_lock l{mutex};
if (!linked_to_manager) {
AudioManager& manager{system.AudioCore().GetAudioManager()};
manager.SetInManager(std::bind(&Manager::BufferReleaseAndRegister, this));
linked_to_manager = true;
}
return ResultSuccess;
}
void Manager::Start() {
if (sessions_started) {
return;
}
std::scoped_lock l{mutex};
for (auto& session : sessions) {
if (session) {
session->StartSession();
}
}
sessions_started = true;
}
void Manager::BufferReleaseAndRegister() {
std::scoped_lock l{mutex};
for (auto& session : sessions) {
if (session != nullptr) {
session->ReleaseAndRegisterBuffers();
}
}
}
u32 Manager::GetDeviceNames(std::vector<AudioRenderer::AudioDevice::AudioDeviceName>& names,
[[maybe_unused]] const u32 max_count,
[[maybe_unused]] const bool filter) {
std::scoped_lock l{mutex};
LinkToManager();
auto input_devices{Sink::GetDeviceListForSink(Settings::values.sink_id.GetValue(), true)};
if (input_devices.size() > 1) {
names.emplace_back("Uac");
return 1;
}
return 0;
}
} // namespace AudioCore::AudioIn