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Multi-threaded audio fixes

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This commit is contained in:
erorcun 2021-06-26 23:59:40 +03:00
parent ab73c2f539
commit 5458632c40
4 changed files with 113 additions and 119 deletions
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93
src/audio/oal/stream.cpp
View File

@ -1018,42 +1018,23 @@ CStream::FlagAsToBeProcessed(bool close)
gAudioThreadCv.notify_one();
}
extern CStream *aStream[];
void audioFileOpsThread()
{
std::queue<CStream*> m_streamsToDelete;
do
{
CStream *stream;
{
// Just a semaphore
std::unique_lock<std::mutex> queueMutex(gAudioThreadQueueMutex);
gAudioThreadCv.wait(queueMutex, [m_streamsToDelete] { return gStreamsToProcess.size() > 0 || m_streamsToDelete.size() > 0 || gAudioThreadTerm; });
gAudioThreadCv.wait(queueMutex, [] { return gStreamsToProcess.size() > 0 || gAudioThreadTerm; });
if (gAudioThreadTerm)
return;
if (!gStreamsToProcess.empty()) {
stream = gStreamsToProcess.front();
gStreamsToProcess.pop();
} else {
// End of streams. Perform deleting streams
while(!m_streamsToDelete.empty()) {
CStream *stream = m_streamsToDelete.front();
m_streamsToDelete.pop();
if (stream->m_pSoundFile) {
delete stream->m_pSoundFile;
stream->m_pSoundFile = nil;
}
if (stream->m_pBuffer) {
free(stream->m_pBuffer);
stream->m_pBuffer = nil;
}
delete stream;
}
} else
continue;
}
}
std::unique_lock<std::mutex> lock(stream->m_mutex);
@ -1062,17 +1043,22 @@ void audioFileOpsThread()
bool insertBufsAfterCheck = false;
do {
if (stream->m_nDeleteMe == 1) {
m_streamsToDelete.push(stream);
stream->m_nDeleteMe = 2;
break;
} else if (stream->m_nDeleteMe == 2) {
if (!stream->IsOpened()) {
// We MUST do that here, because we release mutex for m_pSoundFile->Seek() and m_pSoundFile->Decode() since they're costly
if (stream->m_pSoundFile) {
delete stream->m_pSoundFile;
stream->m_pSoundFile = nil;
}
if (stream->m_pBuffer) {
free(stream->m_pBuffer);
stream->m_pBuffer = nil;
}
lock.unlock();
stream->m_closeCv.notify_one();
break;
}
if (!stream->IsOpened())
break;
if (stream->m_bReset)
break;
@ -1152,14 +1138,14 @@ void CStream::Terminate()
#endif
}
CStream::CStream(char *filename, ALuint *sources, ALuint (&buffers)[NUM_STREAMBUFFERS], uint32 overrideSampleRate) :
CStream::CStream(ALuint *sources, ALuint (&buffers)[NUM_STREAMBUFFERS]) :
m_pAlSources(sources),
m_alBuffers(buffers),
m_pBuffer(nil),
m_bPaused(false),
m_bActive(false),
#ifdef MULTITHREADED_AUDIO
m_nDeleteMe(false),
m_bIExist(false),
m_bDoSeek(false),
m_SeekPos(0),
#endif
@ -1171,6 +1157,31 @@ CStream::CStream(char *filename, ALuint *sources, ALuint (&buffers)[NUM_STREAMBU
m_nLoopCount(1)
{
}
bool CStream::Open(const char* filename, uint32 overrideSampleRate)
{
if (IsOpened()) return false;
#ifdef MULTITHREADED_AUDIO
std::unique_lock<std::mutex> lock(m_mutex);
CStream *stream = this;
// Wait for thread to close old one. We can't close it here, because the thread might be running Decode() or Seek(), while mutex is released
m_closeCv.wait(lock, [this] { return m_pSoundFile == nil && m_pBuffer == nil; });
m_bDoSeek = false;
m_SeekPos = 0;
#endif
m_bPaused = false;
m_bActive = false;
m_bReset = false;
m_nVolume = 0;
m_nPan = 0;
m_nPosBeforeReset = 0;
m_nLoopCount = 1;
// Be case-insensitive on linux (from https://github.com/OneSadCookie/fcaseopen/)
#if !defined(_WIN32)
char *real = casepath(filename);
@ -1205,7 +1216,7 @@ CStream::CStream(char *filename, ALuint *sources, ALuint (&buffers)[NUM_STREAMBU
else
m_pSoundFile = nil;
if ( IsOpened() )
if ( m_pSoundFile && m_pSoundFile->IsOpened() )
{
uint32 bufSize = m_pSoundFile->GetBufferSize();
if(bufSize != 0) { // Otherwise it's deferred
@ -1220,8 +1231,12 @@ CStream::CStream(char *filename, ALuint *sources, ALuint (&buffers)[NUM_STREAMBU
DEV("Buffer sec: %f\n", (float(m_pSoundFile->GetBufferSamples()) / float(m_pSoundFile->GetChannels())/ float(m_pSoundFile->GetSampleRate())));
DEV("Length MS: %02d:%02d\n", (m_pSoundFile->GetLength() / 1000) / 60, (m_pSoundFile->GetLength() / 1000) % 60);
}
return;
#ifdef MULTITHREADED_AUDIO
m_bIExist = true;
#endif
return true;
}
return false;
}
CStream::~CStream()
@ -1231,18 +1246,21 @@ CStream::~CStream()
void CStream::Close()
{
if(!IsOpened()) return;
#ifdef MULTITHREADED_AUDIO
{
std::lock_guard<std::mutex> lock(m_mutex);
Stop();
ClearBuffers();
m_nDeleteMe = true;
// clearing buffer queues are not needed. after m_nDeleteMe set, this stream is ded
m_bIExist = false;
// clearing buffer queues are not needed. after m_bIExist is cleared, this stream is ded
}
FlagAsToBeProcessed(true);
#else
Stop();
ClearBuffers();
@ -1265,9 +1283,14 @@ bool CStream::HasSource()
return (m_pAlSources[0] != AL_NONE) && (m_pAlSources[1] != AL_NONE);
}
// m_bIExist only written in main thread, thus mutex is not needed on main thread
bool CStream::IsOpened()
{
#ifdef MULTITHREADED_AUDIO
return m_bIExist;
#else
return m_pSoundFile && m_pSoundFile->IsOpened();
#endif
}
bool CStream::IsPlaying()

7
src/audio/oal/stream.h
View File

@ -127,9 +127,10 @@ public:
std::mutex m_mutex;
std::queue<std::pair<ALuint, ALuint>> m_fillBuffers; // left and right buffer
tsQueue<std::pair<ALuint, ALuint>> m_queueBuffers;
std::condition_variable m_closeCv;
bool m_bDoSeek;
uint32 m_SeekPos;
uint8 m_nDeleteMe; // 1: add to delete list 2: already on delete list
bool m_bIExist;
#endif
void *m_pBuffer;
@ -163,8 +164,10 @@ public:
static void Initialise();
static void Terminate();
CStream(char *filename, ALuint *sources, ALuint (&buffers)[NUM_STREAMBUFFERS], uint32 overrideSampleRate = 32000);
CStream(ALuint *sources, ALuint (&buffers)[NUM_STREAMBUFFERS]);
~CStream();
void Delete();
bool Open(const char *filename, uint32 overrideSampleRate = 32000);
void Close();
bool IsOpened();

129
src/audio/sampman_oal.cpp
View File

@ -39,6 +39,7 @@
#ifdef MULTITHREADED_AUDIO
#include <mutex>
#include <queue>
#include <condition_variable>
#endif
#include "oal/stream.h"
@ -521,14 +522,10 @@ _FindMP3s(void)
continue;
}
}
aStream[0] = new CStream(filepath, ALStreamSources[0], ALStreamBuffers[0]);
if (aStream[0] && aStream[0]->IsOpened())
if (aStream[0] && aStream[0]->Open(filepath))
{
total_ms = aStream[0]->GetLengthMS();
aStream[0]->Close();
aStream[0] = NULL;
OutputDebugString(fd.cFileName);
_pMP3List = new tMP3Entry;
@ -579,13 +576,10 @@ _FindMP3s(void)
else
bShortcut = FALSE;
aStream[0] = new CStream(filepath, ALStreamSources[0], ALStreamBuffers[0]);
if (aStream[0] && aStream[0]->IsOpened())
if (aStream[0] && aStream[0]->Open(filepath))
{
total_ms = aStream[0]->GetLengthMS();
aStream[0]->Close();
aStream[0] = NULL;
pList->pNext = new tMP3Entry;
@ -739,6 +733,9 @@ cSampleManager::Initialise(void)
EFXInit();
for(int i = 0; i < MAX_STREAMS; i++)
aStream[i] = new CStream(ALStreamSources[i], ALStreamBuffers[i]);
CStream::Initialise();
{
@ -892,14 +889,12 @@ cSampleManager::Initialise(void)
debug("Cannot load audio cache\n");
#endif
for(int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++) {
aStream[0] = new CStream(StreamedNameTable[i], ALStreamSources[0], ALStreamBuffers[0], IsThisTrackAt16KHz(i) ? 16000 : 32000);
if(aStream[0] && aStream[0]->IsOpened()) {
for ( int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++ )
{
if ( aStream[0] && aStream[0]->Open(StreamedNameTable[i], IsThisTrackAt16KHz(i) ? 16000 : 32000) )
{
uint32 tatalms = aStream[0]->GetLengthMS();
aStream[0]->Close();
aStream[0] = NULL;
nStreamLength[i] = tatalms;
} else
USERERROR("Can't open '%s'\n", StreamedNameTable[i]);
@ -941,7 +936,8 @@ cSampleManager::Initialise(void)
{
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
aStream[i] = NULL;
aStream[i]->Close();
nStreamVolume[i] = 100;
nStreamPan[i] = 63;
}
@ -1028,15 +1024,8 @@ void
cSampleManager::Terminate(void)
{
for (int32 i = 0; i < MAX_STREAMS; i++)
{
CStream *stream = aStream[i];
if (stream)
{
stream->Close();
aStream[i] = NULL;
}
}
aStream[i]->Close();
for ( int32 i = 0; i < NUM_CHANNELS; i++ )
aChannel[i].Term();
@ -1086,6 +1075,9 @@ cSampleManager::Terminate(void)
CStream::Terminate();
for(int32 i = 0; i < MAX_STREAMS; i++)
delete aStream[i];
if ( nSampleBankMemoryStartAddress[SFX_BANK_0] != 0 )
{
free((void *)nSampleBankMemoryStartAddress[SFX_BANK_0]);
@ -1612,22 +1604,16 @@ cSampleManager::PreloadStreamedFile(uint8 nFile, uint8 nStream)
if ( nFile < TOTAL_STREAMED_SOUNDS )
{
if ( aStream[nStream] )
{
aStream[nStream]->Close();
aStream[nStream] = NULL;
}
CStream *stream = aStream[nStream];
stream->Close();
strcpy(filename, StreamedNameTable[nFile]);
CStream *stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
ASSERT(stream != NULL);
aStream[nStream] = stream;
stream->Open(filename, IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
if ( !stream->Setup() )
{
stream->Close();
aStream[nStream] = NULL;
}
}
}
@ -1639,7 +1625,7 @@ cSampleManager::PauseStream(bool8 nPauseFlag, uint8 nStream)
CStream *stream = aStream[nStream];
if ( stream )
if ( stream->IsOpened() )
{
stream->SetPause(nPauseFlag != FALSE);
}
@ -1652,12 +1638,9 @@ cSampleManager::StartPreloadedStreamedFile(uint8 nStream)
CStream *stream = aStream[nStream];
if ( stream )
if ( stream->IsOpened() )
{
if ( stream->IsOpened() )
{
stream->Start();
}
stream->Start();
}
}
@ -1671,11 +1654,8 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
if ( nFile >= TOTAL_STREAMED_SOUNDS )
return FALSE;
if ( aStream[nStream] )
{
aStream[nStream]->Close();
aStream[nStream] = NULL;
}
aStream[nStream]->Close();
if ( nFile == STREAMED_SOUND_RADIO_MP3_PLAYER )
{
do
@ -1691,12 +1671,10 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
if(!_GetMP3PosFromStreamPos(&position, &e) && !e) {
nFile = 0;
strcpy(filename, StreamedNameTable[nFile]);
CStream* stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
aStream[nStream] = stream;
if (stream->Setup()) {
CStream *stream = aStream[nStream];
stream->Open(filename, IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
if ( stream->Setup() ) {
if (position != 0)
stream->SetPosMS(position);
@ -1705,18 +1683,17 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
return TRUE;
} else {
stream->Close();
aStream[nStream] = NULL;
}
return FALSE;
} else {
if ( e->pLinkPath != NULL )
aStream[nStream] = new CStream(e->pLinkPath, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
if (e->pLinkPath != NULL)
aStream[nStream]->Open(e->pLinkPath, IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
else {
strcpy(filename, _mp3DirectoryPath);
strcat(filename, e->aFilename);
aStream[nStream] = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
aStream[nStream]->Open(filename);
}
if (aStream[nStream]->Setup()) {
@ -1729,7 +1706,6 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
return TRUE;
} else {
aStream[nStream]->Close();
aStream[nStream] = NULL;
}
// fall through, start playing from another song
}
@ -1748,9 +1724,8 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
_bIsMp3Active = 0;
strcpy(filename, StreamedNameTable[nFile]);
CStream* stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
aStream[nStream] = stream;
CStream* stream = aStream[nStream];
stream->Open(filename, IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
if (stream->Setup()) {
if (position != 0)
@ -1761,18 +1736,16 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
return TRUE;
} else {
stream->Close();
aStream[nStream] = NULL;
}
return FALSE;
}
}
if(mp3->pLinkPath != NULL)
aStream[nStream] = new CStream(mp3->pLinkPath, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
if (mp3->pLinkPath != NULL)
aStream[nStream]->Open(mp3->pLinkPath, IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
else {
strcpy(filename, _mp3DirectoryPath);
strcat(filename, mp3->aFilename);
aStream[nStream] = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
aStream[nStream]->Open(filename, IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
}
if (aStream[nStream]->Setup()) {
@ -1783,7 +1756,6 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
return TRUE;
} else {
aStream[nStream]->Close();
aStream[nStream] = NULL;
}
}
@ -1795,9 +1767,9 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
}
strcpy(filename, StreamedNameTable[nFile]);
CStream *stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
CStream *stream = aStream[nStream];
aStream[nStream] = stream;
aStream[nStream]->Open(filename, IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
if ( stream->Setup() ) {
if (position != 0)
@ -1808,7 +1780,6 @@ cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
return TRUE;
} else {
stream->Close();
aStream[nStream] = NULL;
}
return FALSE;
}
@ -1820,14 +1791,10 @@ cSampleManager::StopStreamedFile(uint8 nStream)
CStream *stream = aStream[nStream];
if ( stream )
{
stream->Close();
aStream[nStream] = NULL;
stream->Close();
if ( nStream == 0 )
_bIsMp3Active = FALSE;
}
if ( nStream == 0 )
_bIsMp3Active = FALSE;
}
int32
@ -1837,7 +1804,7 @@ cSampleManager::GetStreamedFilePosition(uint8 nStream)
CStream *stream = aStream[nStream];
if ( stream )
if ( stream->IsOpened() )
{
if ( _bIsMp3Active )
{
@ -1875,7 +1842,7 @@ cSampleManager::SetStreamedVolumeAndPan(uint8 nVolume, uint8 nPan, uint8 nEffect
CStream *stream = aStream[nStream];
if ( stream )
if ( stream->IsOpened() )
{
if ( nEffectFlag )
stream->SetVolume(m_nEffectsFadeVolume*nVolume*m_nEffectsVolume >> 14);
@ -1901,7 +1868,7 @@ cSampleManager::IsStreamPlaying(uint8 nStream)
CStream *stream = aStream[nStream];
if ( stream )
if ( stream->IsOpened() )
{
if ( stream->IsPlaying() )
return TRUE;
@ -1917,7 +1884,7 @@ cSampleManager::Service(void)
{
CStream *stream = aStream[i];
if ( stream )
if ( stream->IsOpened() )
stream->Update();
}
int refCount = CChannel::channelsThatNeedService;

3
src/core/config.h
View File

@ -399,8 +399,8 @@ enum Config {
//#define PS2_AUDIO_PATHS // changes audio paths for cutscenes and radio to PS2 paths (needs vbdec on MSS builds)
//#define AUDIO_OAL_USE_SNDFILE // use libsndfile to decode WAVs instead of our internal decoder
#define AUDIO_OAL_USE_MPG123 // use mpg123 to support mp3 files
#define MULTITHREADED_AUDIO
#define PAUSE_RADIO_IN_FRONTEND // pause radio when game is paused
#define MULTITHREADED_AUDIO // for streams. requires C++11 or later
#ifdef AUDIO_OPUS
#define AUDIO_OAL_USE_OPUS // enable support of opus files
@ -527,6 +527,7 @@ enum Config {
#undef CANCELLABLE_CAR_ENTER
#undef IMPROVED_CAMERA
#undef FREE_CAM
#undef MULTITHREADED_AUDIO
#undef RADIO_SCROLL_TO_PREV_STATION
#undef BIG_IMG
#undef PS2_AUDIO_CHANNELS