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// Copyright (C) 2003 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "AudioCommon.h"
#include "FileUtil.h"
#include "Mixer.h"
#include "NullSoundStream.h"
#include "DSoundStream.h"
#include "XAudio2Stream.h"
#include "AOSoundStream.h"
#include "AlsaSoundStream.h"
#include "CoreAudioSoundStream.h"
#include "OpenALStream.h"
#include "PulseAudioStream.h"
#include "../../Core/Src/Movie.h"
namespace AudioCommon
{
SoundStream *InitSoundStream(CMixer *mixer, void *hWnd)
{
// TODO: possible memleak with mixer
std::string backend = ac_Config.sBackend;
if (backend == BACKEND_OPENAL && OpenALStream::isValid())
soundStream = new OpenALStream(mixer);
else if (backend == BACKEND_NULLSOUND && NullSound::isValid())
soundStream = new NullSound(mixer, hWnd);
else if (backend == BACKEND_DIRECTSOUND && DSound::isValid())
soundStream = new DSound(mixer, hWnd);
else if (backend == BACKEND_XAUDIO2 && XAudio2::isValid())
soundStream = new XAudio2(mixer);
else if (backend == BACKEND_AOSOUND && AOSound::isValid())
soundStream = new AOSound(mixer);
else if (backend == BACKEND_ALSA && AlsaSound::isValid())
soundStream = new AlsaSound(mixer);
else if (backend == BACKEND_COREAUDIO && CoreAudioSound::isValid())
soundStream = new CoreAudioSound(mixer);
else if (backend == BACKEND_PULSEAUDIO && PulseAudio::isValid())
soundStream = new PulseAudio(mixer);
if (soundStream != NULL)
{
ac_Config.Update();
if (soundStream->Start())
{
if (ac_Config.m_DumpAudio)
{
std::string audio_file_name = File::GetUserPath(D_DUMPAUDIO_IDX) + "audiodump.wav";
File::CreateFullPath(audio_file_name);
mixer->StartLogAudio(audio_file_name.c_str());
}
return soundStream;
}
PanicAlertT("Could not initialize backend %s.", backend.c_str());
}
PanicAlertT("Sound backend %s is not valid.", backend.c_str());
delete soundStream;
soundStream = NULL;
return NULL;
}
void ShutdownSoundStream()
{
INFO_LOG(DSPHLE, "Shutting down sound stream");
if (soundStream)
{
soundStream->Stop();
if (ac_Config.m_DumpAudio)
soundStream->GetMixer()->StopLogAudio();
//soundStream->StopLogAudio();
delete soundStream;
soundStream = NULL;
}
INFO_LOG(DSPHLE, "Done shutting down sound stream");
}
std::vector<std::string> GetSoundBackends()
{
std::vector<std::string> backends;
if (NullSound::isValid())
backends.push_back(BACKEND_NULLSOUND);
if (DSound::isValid())
backends.push_back(BACKEND_DIRECTSOUND);
if (XAudio2::isValid())
backends.push_back(BACKEND_XAUDIO2);
if (OpenALStream::isValid())
backends.push_back(BACKEND_OPENAL);
if (AOSound::isValid())
backends.push_back(BACKEND_AOSOUND);
if (AlsaSound::isValid())
backends.push_back(BACKEND_ALSA);
if (CoreAudioSound::isValid())
backends.push_back(BACKEND_COREAUDIO);
if (PulseAudio::isValid())
backends.push_back(BACKEND_PULSEAUDIO);
return backends;
}
bool UseJIT()
{
if (!Movie::IsDSPHLE() && Movie::IsPlayingInput() && Movie::IsConfigSaved())
{
return true;
}
return ac_Config.m_EnableJIT;
}
void PauseAndLock(bool doLock, bool unpauseOnUnlock)
{
if (soundStream)
{
// audio typically doesn't maintain its own "paused" state
// (that's already handled by the CPU and whatever else being paused)
// so it should be good enough to only lock/unlock here.
CMixer* pMixer = soundStream->GetMixer();
if (pMixer)
{
std::mutex& csMixing = pMixer->MixerCritical();
if (doLock)
csMixing.lock();
else
csMixing.unlock();
}
}
}
}
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