mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2025-01-11 08:39:13 +01:00
a81631b58e
the intent is to replace the haphazard scheduling and finger-crossing associated with saving/loading with the correct and minimal necessary wait for each thread to reach a known safe location before commencing the savestate operation, and for any already-paused components to not need to be resumed to do so.
141 lines
4.1 KiB
C++
141 lines
4.1 KiB
C++
// Copyright (C) 2003 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "AudioCommon.h"
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#include "FileUtil.h"
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#include "Mixer.h"
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#include "NullSoundStream.h"
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#include "DSoundStream.h"
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#include "XAudio2Stream.h"
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#include "AOSoundStream.h"
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#include "AlsaSoundStream.h"
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#include "CoreAudioSoundStream.h"
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#include "OpenALStream.h"
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#include "PulseAudioStream.h"
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namespace AudioCommon
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{
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SoundStream *InitSoundStream(CMixer *mixer, void *hWnd)
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{
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// TODO: possible memleak with mixer
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std::string backend = ac_Config.sBackend;
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if (backend == BACKEND_OPENAL && OpenALStream::isValid())
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soundStream = new OpenALStream(mixer);
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else if (backend == BACKEND_NULLSOUND && NullSound::isValid())
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soundStream = new NullSound(mixer, hWnd);
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else if (backend == BACKEND_DIRECTSOUND && DSound::isValid())
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soundStream = new DSound(mixer, hWnd);
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else if (backend == BACKEND_XAUDIO2 && XAudio2::isValid())
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soundStream = new XAudio2(mixer);
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else if (backend == BACKEND_AOSOUND && AOSound::isValid())
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soundStream = new AOSound(mixer);
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else if (backend == BACKEND_ALSA && AlsaSound::isValid())
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soundStream = new AlsaSound(mixer);
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else if (backend == BACKEND_COREAUDIO && CoreAudioSound::isValid())
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soundStream = new CoreAudioSound(mixer);
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else if (backend == BACKEND_PULSEAUDIO && PulseAudio::isValid())
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soundStream = new PulseAudio(mixer);
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if (soundStream != NULL)
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{
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ac_Config.Update();
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if (soundStream->Start())
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{
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if (ac_Config.m_DumpAudio)
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{
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std::string audio_file_name = File::GetUserPath(D_DUMPAUDIO_IDX) + "audiodump.wav";
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File::CreateFullPath(audio_file_name);
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mixer->StartLogAudio(audio_file_name.c_str());
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}
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return soundStream;
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}
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PanicAlertT("Could not initialize backend %s.", backend.c_str());
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}
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PanicAlertT("Sound backend %s is not valid.", backend.c_str());
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delete soundStream;
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soundStream = NULL;
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return NULL;
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}
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void ShutdownSoundStream()
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{
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INFO_LOG(DSPHLE, "Shutting down sound stream");
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if (soundStream)
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{
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soundStream->Stop();
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if (ac_Config.m_DumpAudio)
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soundStream->GetMixer()->StopLogAudio();
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//soundStream->StopLogAudio();
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delete soundStream;
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soundStream = NULL;
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}
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INFO_LOG(DSPHLE, "Done shutting down sound stream");
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}
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std::vector<std::string> GetSoundBackends()
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{
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std::vector<std::string> backends;
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if (NullSound::isValid())
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backends.push_back(BACKEND_NULLSOUND);
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if (DSound::isValid())
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backends.push_back(BACKEND_DIRECTSOUND);
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if (XAudio2::isValid())
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backends.push_back(BACKEND_XAUDIO2);
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if (OpenALStream::isValid())
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backends.push_back(BACKEND_OPENAL);
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if (AOSound::isValid())
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backends.push_back(BACKEND_AOSOUND);
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if (AlsaSound::isValid())
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backends.push_back(BACKEND_ALSA);
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if (CoreAudioSound::isValid())
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backends.push_back(BACKEND_COREAUDIO);
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if (PulseAudio::isValid())
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backends.push_back(BACKEND_PULSEAUDIO);
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return backends;
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}
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bool UseJIT() {
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return ac_Config.m_EnableJIT;
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}
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void PauseAndLock(bool doLock, bool unpauseOnUnlock)
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{
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if (soundStream)
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{
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// audio typically doesn't maintain its own "paused" state
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// (that's already handled by the CPU and whatever else being paused)
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// so it should be good enough to only lock/unlock here.
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CMixer* pMixer = soundStream->GetMixer();
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if (pMixer)
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{
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std::mutex& csMixing = pMixer->MixerCritical();
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if (doLock)
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csMixing.lock();
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else
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csMixing.unlock();
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}
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}
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}
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}
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