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// 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_manager.h"
#include "audio_core/audio_out_manager.h"
#include "audio_core/out/audio_out.h"
#include "core/core.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/service/audio/errors.h"
namespace AudioCore::AudioOut {
Manager::Manager(Core::System& system_) : system{system_} {
std::iota(session_ids.begin(), session_ids.end(), 0);
num_free_sessions = MaxOutSessions;
}
Result Manager::AcquireSessionId(size_t& session_id) {
if (num_free_sessions == 0) {
LOG_ERROR(Service_Audio, "All 12 Audio Out sessions are in use, cannot create any more");
return Service::Audio::ResultOutOfSessions;
}
session_id = session_ids[next_session_id];
next_session_id = (next_session_id + 1) % MaxOutSessions;
num_free_sessions--;
return ResultSuccess;
}
void Manager::ReleaseSessionId(const size_t session_id) {
std::scoped_lock l{mutex};
LOG_DEBUG(Service_Audio, "Freeing AudioOut session {}", session_id);
session_ids[free_session_id] = session_id;
num_free_sessions++;
free_session_id = (free_session_id + 1) % MaxOutSessions;
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.SetOutManager(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::GetAudioOutDeviceNames(
std::vector<AudioRenderer::AudioDevice::AudioDeviceName>& names) const {
names.emplace_back("DeviceOut");
return 1;
}
} // namespace AudioCore::AudioOut
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