static void
XAUDIO2_WaitDone(_THIS)
{
IXAudio2SourceVoice *source = _this->hidden->source;
XAUDIO2_VOICE_STATE state;
SDL_assert(!_this->enabled); /* flag that stops playing. */
source->Discontinuity();
source->GetState(&state);
while (state.BuffersQueued > 0) {
WaitForSingleObjectEx(_this->hidden->semaphore, INFINITE, 0);
source->GetState(&state);
}
}
void GameAudio::playMusicOnce(MusicTypes musicType)
{
if (musicRegistrationMap[musicType] == true)
{
IXAudio2SourceVoice *sourceVoice = musicMap[musicType];
XAUDIO2_VOICE_STATE voiceState;
sourceVoice->GetState(&voiceState);
if (musicType == ENUM_MUSIC_LEVEL_COMPLETE)
{
if (levelCompleteMusicBuffered == false)
{
XAUDIO2_BUFFER *proto = musicBufferPrototypeMap[musicType];
bool ssbSuccess = SUCCEEDED(sourceVoice->SubmitSourceBuffer(proto));
sourceVoice->Start();
levelCompleteMusicBuffered = true;
}
}
/// here put the game over music
else if (musicType == ENUM_MUSIC_GAMEOVER)
{
if (gameOverMusicBuffered == false)
{
XAUDIO2_BUFFER *proto = musicBufferPrototypeMap[musicType];
bool ssbSuccess = SUCCEEDED(sourceVoice->SubmitSourceBuffer(proto));
sourceVoice->Start();
gameOverMusicBuffered = true;
}
}
}
}
void GameAudio::processHealSound()
{
if (soundEffectRegistrationMap[ENUM_SOUND_EFFECT_HEAL] == true)
{
Game *game = Game::getSingleton();
GameStateManager *gsm = game->getGSM();
SpriteManager *spriteMgr = gsm->getSpriteManager();
PlayerSprite *player = spriteMgr->getPlayer();
bool isHealing = player->getIshealing();
if (isHealing == true)
{
IXAudio2SourceVoice *healSound = soundEffectMap[ENUM_SOUND_EFFECT_HEAL];
XAUDIO2_VOICE_STATE voiceState;
healSound->GetState(&voiceState);
//// [voiceState.BuffersQueued <= 0] means there are nothing in the buffer
//// so let's make a new buffer to queue the sound
if (voiceState.BuffersQueued <= 0)
{
XAUDIO2_BUFFER *proto = audioBufferPrototypeMap[ENUM_SOUND_EFFECT_HEAL];
bool ssbSuccess = SUCCEEDED(healSound->SubmitSourceBuffer(proto));
healSound->Start();
//// After all, there will be only one buffer node in the queue always ...
}
//// if there is something in the buffer
else
{
/// do nothing
}
}
}
}
void GameAudio::processPunchSound()
{
if (soundEffectRegistrationMap[ENUM_SOUND_EFFECT_PUNCH] == true)
{
Game *game = Game::getSingleton();
GameStateManager *gsm = game->getGSM();
SpriteManager *spriteMgr = gsm->getSpriteManager();
PlayerSprite *player = spriteMgr->getPlayer();
wstring playerState = player->getCurrentState();
if (playerState.compare(L"PUNCH_LEFT") == 0 || playerState.compare(L"PUNCH_RIGHT") == 0
|| playerState.compare(L"PUNCH_BACK") == 0 || playerState.compare(L"PUNCH_FRONT") == 0)
{
IXAudio2SourceVoice *punchSound = soundEffectMap[ENUM_SOUND_EFFECT_PUNCH];
XAUDIO2_VOICE_STATE voiceState;
punchSound->GetState(&voiceState);
//// [voiceState.BuffersQueued <= 0] means there are nothing in the buffer
//// so let's make a new buffer to queue the sound
if (voiceState.BuffersQueued <= 0)
{
XAUDIO2_BUFFER *proto = audioBufferPrototypeMap[ENUM_SOUND_EFFECT_PUNCH];
bool ssbSuccess = SUCCEEDED(punchSound->SubmitSourceBuffer(proto));
punchSound->Start();
}
//// if there is something in the buffer
else
{
/// do nothing
}
}
}
}
virtual const char* write_frame( void * buffer, unsigned num_samples, bool wait )
{
if ( paused )
{
if ( wait ) Sleep( MulDiv( num_samples / nch, 1000, sample_rate ) );
return 0;
}
if ( reopen_count )
{
if ( ! --reopen_count )
{
const char * err = open( hwnd, sample_rate, nch, max_samples_per_frame, num_frames );
if ( err )
{
reopen_count = 60 * 5;
return err;
}
}
else
{
if ( wait ) Sleep( MulDiv( num_samples / nch, 1000, sample_rate ) );
return 0;
}
}
for (;;) {
sVoice->GetState( &vState );
assert( vState.BuffersQueued <= num_frames );
if( vState.BuffersQueued < num_frames ) {
if( vState.BuffersQueued == 0 ) {
// buffers ran dry
}
// there is at least one free buffer
break;
} else {
// wait for one buffer to finish playing
ResetEvent( notify.hBufferEndEvent );
WaitForSingleObject( notify.hBufferEndEvent, INFINITE );
}
}
samples_in_buffer[ buffer_write_cursor ] = num_samples / nch;
XAUDIO2_BUFFER buf = {0};
unsigned num_bytes = num_samples * 2;
buf.AudioBytes = num_bytes;
buf.pAudioData = ( const BYTE * )( sample_buffer + max_samples_per_frame * buffer_write_cursor );
buf.pContext = this;
buffer_write_cursor = ( buffer_write_cursor + 1 ) % num_frames;
memcpy( ( void * ) buf.pAudioData, buffer, num_bytes );
if( sVoice->SubmitSourceBuffer( &buf ) == S_OK )
{
InterlockedIncrement( &buffered_count );
return 0;
}
close();
reopen_count = 60 * 5;
return 0;
}
virtual double buffered()
{
sVoice->GetState( &vState );
double buffered_count = vState.BuffersQueued;
INT64 samples_played = vState.SamplesPlayed - this->samples_played;
buffered_count -= double( samples_played ) / double( max_samples_per_frame / nch );
return buffered_count;
}
void XAudio2_Output::write(u16 * finalWave, int length)
{
if( !initialized || failed ) return;
while( true ) {
if ( device_changed ) {
close();
if (!init(freq)) return;
}
sVoice->GetState( &vState );
ASSERT( vState.BuffersQueued <= bufferCount );
if( vState.BuffersQueued < bufferCount ) {
if( vState.BuffersQueued == 0 ) {
// buffers ran dry
if( systemVerbose & VERBOSE_SOUNDOUTPUT ) {
static unsigned int i = 0;
log( "XAudio2: Buffers were not refilled fast enough (i=%i)\n", i++ );
}
}
// there is at least one free buffer
break;
} else {
// the maximum number of buffers is currently queued
if( synchronize && !speedup && !theApp.throttle ) {
// wait for one buffer to finish playing
if (WaitForSingleObject( notify.hBufferEndEvent, 10000 ) == WAIT_TIMEOUT) {
device_changed = true;
}
} else {
// drop current audio frame
return;
}
}
}
// copy & protect the audio data in own memory area while playing it
CopyMemory( &buffers[ currentBuffer * soundBufferLen ], finalWave, soundBufferLen );
buf.AudioBytes = soundBufferLen;
buf.pAudioData = &buffers[ currentBuffer * soundBufferLen ];
currentBuffer++;
currentBuffer %= ( bufferCount + 1 ); // + 1 because we need one temporary buffer
HRESULT hr = sVoice->SubmitSourceBuffer( &buf ); // send buffer to queue
ASSERT( hr == S_OK );
}
void GameAudio::playMusicRepeat(MusicTypes musicType)
{
if (musicRegistrationMap[musicType] == true)
{
IXAudio2SourceVoice *sourceVoice = musicMap[musicType];
XAUDIO2_VOICE_STATE voiceState;
sourceVoice->GetState(&voiceState);
if (voiceState.BuffersQueued <= 0)
{
XAUDIO2_BUFFER *proto = musicBufferPrototypeMap[musicType];
bool ssbSuccess = SUCCEEDED(sourceVoice->SubmitSourceBuffer(proto));
sourceVoice->Start();
}
}
}
void GameAudio::processMoneySound()
{
if (soundEffectRegistrationMap[ENUM_SOUND_EFFECT_MONEY] == true)
{
if (moneySoundSignal == true)
{
IXAudio2SourceVoice *moneySound = soundEffectMap[ENUM_SOUND_EFFECT_MONEY];
XAUDIO2_VOICE_STATE voiceState;
moneySound->GetState(&voiceState);
XAUDIO2_BUFFER *proto = audioBufferPrototypeMap[ENUM_SOUND_EFFECT_MONEY];
bool ssbSuccess = SUCCEEDED(moneySound->SubmitSourceBuffer(proto));
moneySound->Start();
moneySoundSignal = false;
}
}
}
void XAudio2Streamer::Stream( void const *pSamples )
{
// Verify buffer availability
XAUDIO2_VOICE_STATE xa2vs;
m_pXAudio2SourceVoice->GetState( &xa2vs );
if( xa2vs.BuffersQueued == m_count )
return;
// Copy samples to buffer
Sample *pBuffer( &m_samples[ m_index * m_size ] );
using std::memcpy;
memcpy( pBuffer, pSamples, m_size );
// Submit buffer to voice
XAUDIO2_BUFFER xa2b = {};
xa2b.AudioBytes = UINT32( m_size );
xa2b.pAudioData = pBuffer;
if( FAILED( m_pXAudio2SourceVoice->SubmitSourceBuffer( &xa2b ) ) )
return;
// Select next buffer
m_index = ( m_index + 1 ) % m_count;
}
void GameAudio::processShootSound()
{
if (soundEffectRegistrationMap[ENUM_SOUND_EFFECT_SHOOT] == true)
{
Game *game = Game::getSingleton();
GameStateManager *gsm = game->getGSM();
SpriteManager *spriteMgr = gsm->getSpriteManager();
/*if (moneySoundSignal == true)
{
IXAudio2SourceVoice *moneySound = soundEffectMap[ENUM_SOUND_EFFECT_MONEY];
XAUDIO2_VOICE_STATE voiceState;
moneySound->GetState(&voiceState);
XAUDIO2_BUFFER *proto = audioBufferPrototypeMap[ENUM_SOUND_EFFECT_MONEY];
bool ssbSuccess = SUCCEEDED(moneySound->SubmitSourceBuffer(proto));
moneySound->Start();
moneySoundSignal = false;
}
*/
if (shootSoundSignal == true)
{
IXAudio2SourceVoice *shootSound = soundEffectMap[ENUM_SOUND_EFFECT_SHOOT];
XAUDIO2_VOICE_STATE voiceState;
shootSound->GetState(&voiceState);
XAUDIO2_BUFFER *proto = audioBufferPrototypeMap[ENUM_SOUND_EFFECT_SHOOT];
bool ssbSuccess = SUCCEEDED(shootSound->SubmitSourceBuffer(proto));
shootSound->Start();
shootSoundSignal = false;
}
/*
list<Bot*>::iterator botIt = spriteMgr->getBotsIterator();
list<Bot*>::iterator endBotIt = spriteMgr->getEndOfBotsIterator();
while (botIt != endBotIt)
{
Bot *bot = (*botIt);
wstring botCurState = bot->getCurrentState();
if (botCurState.compare(L"SHOOT_LEFT") == 0 || botCurState.compare(L"SHOOT_RIGHT") == 0
|| botCurState.compare(L"SHOOT_BACK") == 0 || botCurState.compare(L"SHOOT_FRONT") == 0)
{
IXAudio2SourceVoice *shootSound = soundEffectMap[ENUM_SOUND_EFFECT_SHOOT];
XAUDIO2_VOICE_STATE voiceState;
shootSound->GetState(&voiceState);
if (voiceState.BuffersQueued <= 0)
{
XAUDIO2_BUFFER *proto = audioBufferPrototypeMap[ENUM_SOUND_EFFECT_SHOOT];
bool ssbSuccess = SUCCEEDED(shootSound->SubmitSourceBuffer(proto));
shootSound->Start();
}
}
botIt++;
}
PlayerSprite *player = spriteMgr->getPlayer();
wstring playerState = player->getCurrentState();
if (playerState.compare(L"SHOOT_LEFT") == 0 || playerState.compare(L"SHOOT_RIGHT") == 0
|| playerState.compare(L"SHOOT_BACK") == 0 || playerState.compare(L"SHOOT_FRONT") == 0)
{
IXAudio2SourceVoice *shootSound = soundEffectMap[ENUM_SOUND_EFFECT_SHOOT];
XAUDIO2_VOICE_STATE voiceState;
shootSound->GetState(&voiceState);
//// [voiceState.BuffersQueued <= 0] means there are nothing in the buffer
//// so let's make a new buffer to queue the sound
if (voiceState.BuffersQueued <= 0)
{
XAUDIO2_BUFFER *proto = audioBufferPrototypeMap[ENUM_SOUND_EFFECT_SHOOT];
bool ssbSuccess = SUCCEEDED(shootSound->SubmitSourceBuffer(proto));
shootSound->Start();
}
//// if there is something in the buffer
else
{
/// do nothing
}
}
*/
}
}
HRESULT WMA::OnSample(DWORD dwOutputNum, QWORD cnsSampleTime, QWORD cnsSampleDuration, DWORD dwFlags, INSSBuffer *pSample)
{
if( !m_bOpen ) {
if(m_hRespondEvent) {
SetEvent(m_hRespondEvent);
}
return S_OK;
}
if( m_bEOF ) {
SetEvent(m_hRespondEvent);
return S_OK;
}
/*BYTE* pBuf;
DWORD dwLen;
if(!pSample)
return E_FAIL;
HRESULT hr = pSample->GetBuffer(&pBuf);
if(FAILED(hr))
return E_FAIL;
hr = pSample->GetLength(&dwLen);
if(FAILED(hr))
return E_FAIL;
//Expand the decoding buffer if it's needed
if((m_nWritePtr + dwLen) > m_nBufferSize) {
uint32_t nNewBufferSize = m_nWritePtr + dwLen + DECODING_BUFFER_ERROR;
uint8_t* pNewBuffer = new uint8_t[nNewBufferSize];
memcpy( pNewBuffer, m_pBuffer, m_nWritePtr );
if(m_pBuffer) {
delete [] m_pBuffer;
m_pBuffer = 0;
}
m_pBuffer = pNewBuffer;
m_nBufferSize = nNewBufferSize;
}
memcpy(m_pBuffer + m_nWritePtr, pBuf, dwLen);
m_nWritePtr += dwLen;
if(m_nWritePtr >= m_nTargetPtr)
{
SetEvent(m_hRespondEvent);
EnterCriticalSection(&m_csTerm);
WaitForSingleObject(m_hWaitEvent, INFINITE);
LeaveCriticalSection(&m_csTerm); //this should be happening when shit gets poped of the stack probably?
}*/
BYTE* pBuf;
//BYTE* leakyBuffer;
DWORD dwLen;
if(!pSample)
return E_FAIL;
HRESULT hr = pSample->GetBuffer(&pBuf);
if(FAILED(hr))
return E_FAIL;
hr = pSample->GetLength(&dwLen);
if(FAILED(hr))
return E_FAIL;
//leakyBuffer = new BYTE[dwLen];
XAUDIO2_VOICE_STATE state;
for(; ; )
{
mSourceVoice->GetState( &state );
if( state.BuffersQueued < MAX_BUFFER_COUNT ) {
break;
}
//std::cout << "Blocking..." << std::cout;
WaitForSingleObject( mVoiceCallback.hBufferEndEvent, INFINITE );
}
memcpy(&(mDecodedBuffers[mCurrentBuffer * mMaxBufferSize]), pBuf, dwLen);
//memcpy( leakyBuffer, pBuf, dwLen );
XAUDIO2_BUFFER buffer = {0};
buffer.AudioBytes = dwLen;
//buffer.Flags = XAUDIO2_END_OF_STREAM;
buffer.Flags = 0;
//buffer.pAudioData = leakyBuffer;
buffer.pAudioData = &(mDecodedBuffers[mCurrentBuffer * mMaxBufferSize]);
mSourceVoice->SubmitSourceBuffer( &buffer );
mCurrentTime = cnsSampleTime + cnsSampleDuration;
mCurrentBuffer++;
mCurrentBuffer %= MAX_BUFFER_COUNT;
//probably not an awesome way to do this, since we're dropping audio -- use a ring buffer?
//uint32_t copyLen = dwLen;
//std::cout << dwLen << std::endl;
//if(m_nWritePtr + copyLen > mMaxBufferSize) {
// copyLen = mMaxBufferSize - m_nWritePtr;
//}
/*memcpy(&(mDecodedBuffers[mCurrentBuffer * mMaxBufferSize]) + m_nWritePtr, pBuf, copyLen);
m_nWritePtr += dwLen;
if( m_nWritePtr >= mMaxBufferSize ) {
//std::cout << "Starting Buffer Queue" << std::endl;
//std::cout << "Actually Queuing Buffer" << std::endl;
XAUDIO2_BUFFER buffer = {0};
buffer.AudioBytes = m_nWritePtr;
//buffer.Flags = XAUDIO2_END_OF_STREAM;
buffer.Flags = 0;
buffer.pAudioData = &(mDecodedBuffers[mCurrentBuffer * mMaxBufferSize]);
mSourceVoice->SubmitSourceBuffer( &buffer );
XAUDIO2_VOICE_STATE state;
for(; ; )
{
mSourceVoice->GetState( &state );
if( state.BuffersQueued < MAX_BUFFER_COUNT ) {
break;
}
//std::cout << "Blocking..." << std::cout;
WaitForSingleObject( mVoiceCallback.hBufferEndEvent, INFINITE );
}
//std::cout << "Continuing" << std::endl;
mCurrentBuffer++;
mCurrentBuffer %= MAX_BUFFER_COUNT;
m_nWritePtr = 0;
}*/
//XAUDIO2_VOICE_STATE state;
//mSourceVoice->GetState( &state );
std::cout << cnsSampleTime << std::endl;
return S_OK;
}
//the streaming thread procedure
DWORD WINAPI StreamProc(LPVOID pContext)
{
//required by XAudio2
CoInitializeEx(NULL, COINIT_MULTITHREADED);
if(pContext == NULL)
{
CoUninitialize();
return -1;
}
StreamContext* sc = (StreamContext*)pContext;
//instantiate the voice's callback class
StreamingVoiceCallback callback;
//load a file for streaming, non-buffered disk reads (no system cacheing)
StreamingWave inFile;
if(!inFile.load(sc->filename))
{
SetEvent(sc->VoiceLoadEvent);
CoUninitialize();
return -3;
}
//create the voice
IXAudio2SourceVoice* source = NULL;
if(FAILED(XAudio2->CreateSourceVoice(&source, &inFile.waveFormat.Format, 0, 2.0f, &callback)))
{
SetEvent(sc->VoiceLoadEvent);
CoUninitialize();
return -5;
}
//fill and queue the maximum number of buffers (except the one needed for reading new wave data)
bool somethingsWrong = false;
XAUDIO2_VOICE_STATE voiceState = {0};
source->GetState(&voiceState);
while(voiceState.BuffersQueued < STREAMINGWAVE_BUFFER_COUNT - 1 && !somethingsWrong)
{
//read and fill the next buffer to present
switch(inFile.prepare())
{
case StreamingWave::PR_EOF:
//if end of file, loop the file read
inFile.resetFile(); //intentionally fall-through to loop sound
case StreamingWave::PR_SUCCESS:
//present the next available buffer
inFile.swap();
//submit another buffer
source->SubmitSourceBuffer(inFile.buffer());
source->GetState(&voiceState);
break;
case StreamingWave::PR_FAILURE:
somethingsWrong = true;
break;
}
}
//return the created voice through the context pointer
sc->pVoice = &source;
//signal that the voice has prepared for streaming, and ready to start
SetEvent(sc->VoiceLoadEvent);
//group the events for the Wait function
HANDLE Events[2] = {callback.BufferEndEvent, QuitEvent};
bool quitting = false;
while(!quitting)
{
//wait until either the source voice is ready for another buffer, or the abort signal is set
DWORD eventFired = WaitForMultipleObjects(2, Events, FALSE, INFINITE);
switch(eventFired)
{
case 0: //buffer ended event for source voice
//reset the event manually
ResetEvent(Events[0]);
//make sure there's a full number of buffers
source->GetState(&voiceState);
while(voiceState.BuffersQueued < STREAMINGWAVE_BUFFER_COUNT - 1 && !somethingsWrong)
{
//read and fill the next buffer to present
switch(inFile.prepare())
{
case StreamingWave::PR_EOF:
//if end of file, loop the file read
inFile.resetFile(); //intentionally fall-through to loop sound
case StreamingWave::PR_SUCCESS:
//present the next available buffer
inFile.swap();
//submit another buffer
source->SubmitSourceBuffer(inFile.buffer());
source->GetState(&voiceState);
break;
case StreamingWave::PR_FAILURE:
somethingsWrong = true;
break;
}
}
break;
default: //something's wrong...
quitting = true;
}
}
//stop and destroy the voice
source->Stop();
source->FlushSourceBuffers();
source->DestroyVoice();
//close the streaming wave file;
//this is done automatically in the class destructor,
//so this is redundant
inFile.close();
//cleanup
CoUninitialize();
return 0;
}
//--------------------------------------------------------------------------------------
// Name: PlayWave
// Desc: Plays a wave and blocks until the wave finishes playing
//--------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT PlayWave( IXAudio2* pXaudio2, LPCWSTR szFilename )
{
//
// Locate the wave file
//
WCHAR strFilePath[MAX_PATH];
HRESULT hr = FindMediaFileCch( strFilePath, MAX_PATH, szFilename );
if( FAILED( hr ) )
{
wprintf( L"Failed to find media file: %s\n", szFilename );
return hr;
}
//
// Read in the wave file
//
std::unique_ptr<uint8_t[]> waveFile;
DirectX::WAVData waveData;
if ( FAILED( hr = DirectX::LoadWAVAudioFromFileEx( strFilePath, waveFile, waveData ) ) )
{
wprintf( L"Failed reading WAV file: %#X (%s)\n", hr, strFilePath );
return hr;
}
//
// Play the wave using a XAudio2SourceVoice
//
// Create the source voice
IXAudio2SourceVoice* pSourceVoice;
if( FAILED( hr = pXaudio2->CreateSourceVoice( &pSourceVoice, waveData.wfx ) ) )
{
wprintf( L"Error %#X creating source voice\n", hr );
return hr;
}
// Submit the wave sample data using an XAUDIO2_BUFFER structure
XAUDIO2_BUFFER buffer = {0};
buffer.pAudioData = waveData.startAudio;
buffer.Flags = XAUDIO2_END_OF_STREAM; // tell the source voice not to expect any data after this buffer
buffer.AudioBytes = waveData.audioBytes;
if ( waveData.loopLength > 0 )
{
buffer.LoopBegin = waveData.loopStart;
buffer.LoopLength = waveData.loopLength;
buffer.LoopCount = 1; // We'll just assume we play the loop twice
}
#if (_WIN32_WINNT < 0x0602 /*_WIN32_WINNT_WIN8*/) || (_WIN32_WINNT >= 0x0A00 /*_WIN32_WINNT_WIN10*/ )
if ( waveData.seek )
{
XAUDIO2_BUFFER_WMA xwmaBuffer = {0};
xwmaBuffer.pDecodedPacketCumulativeBytes = waveData.seek;
xwmaBuffer.PacketCount = waveData.seekCount;
if( FAILED( hr = pSourceVoice->SubmitSourceBuffer( &buffer, &xwmaBuffer ) ) )
{
wprintf( L"Error %#X submitting source buffer (xWMA)\n", hr );
pSourceVoice->DestroyVoice();
return hr;
}
}
#else
if ( waveData.seek )
{
wprintf( L"This platform does not support xWMA or XMA2\n" );
pSourceVoice->DestroyVoice();
return hr;
}
#endif
else if( FAILED( hr = pSourceVoice->SubmitSourceBuffer( &buffer ) ) )
{
wprintf( L"Error %#X submitting source buffer\n", hr );
pSourceVoice->DestroyVoice();
return hr;
}
hr = pSourceVoice->Start( 0 );
// Let the sound play
BOOL isRunning = TRUE;
while( SUCCEEDED( hr ) && isRunning )
{
XAUDIO2_VOICE_STATE state;
pSourceVoice->GetState( &state );
isRunning = ( state.BuffersQueued > 0 ) != 0;
// Wait till the escape key is pressed
if( GetAsyncKeyState( VK_ESCAPE ) )
break;
Sleep( 10 );
}
// Wait till the escape key is released
while( GetAsyncKeyState( VK_ESCAPE ) )
Sleep( 10 );
pSourceVoice->DestroyVoice();
return hr;
}
//--------------------------------------------------------------------------------------
// Name: PlayWaveFromWaveBank
// Desc: Plays a wave and blocks until the wave finishes playing
//--------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT PlayWaveFromWaveBank( IXAudio2* pXaudio2, WaveBankReader& wb, uint32_t index )
{
if ( index >= wb.Count() )
return E_INVALIDARG;
uint8_t waveFormat[64];
auto pwfx = reinterpret_cast<WAVEFORMATEX*>( &waveFormat );
HRESULT hr = wb.GetFormat( index, pwfx, 64 );
if ( FAILED(hr) )
return hr;
const uint8_t* waveData = nullptr;
uint32_t waveSize;
hr = wb.GetWaveData( index, &waveData, waveSize );
if ( FAILED(hr) )
return hr;
WaveBankReader::Metadata metadata;
hr = wb.GetMetadata( index, metadata );
if ( FAILED(hr) )
return hr;
//
// Play the wave using a XAudio2SourceVoice
//
// Create the source voice
IXAudio2SourceVoice* pSourceVoice;
if( FAILED( hr = pXaudio2->CreateSourceVoice( &pSourceVoice, pwfx ) ) )
{
wprintf( L"Error %#X creating source voice\n", hr );
return hr;
}
// Submit the wave sample data using an XAUDIO2_BUFFER structure
XAUDIO2_BUFFER buffer = {0};
buffer.pAudioData = waveData;
buffer.Flags = XAUDIO2_END_OF_STREAM; // tell the source voice not to expect any data after this buffer
buffer.AudioBytes = waveSize;
if ( metadata.loopLength > 0 && metadata.loopLength != metadata.duration )
{
buffer.LoopBegin = metadata.loopStart;
buffer.LoopLength = metadata.loopLength;
buffer.LoopCount = 1; // We'll just assume we play the loop twice
}
const uint32_t* seekTable;
uint32_t seekTableCount;
uint32_t tag;
hr = wb.GetSeekTable( index, &seekTable, seekTableCount, tag );
if ( seekTable )
{
if ( tag == WAVE_FORMAT_WMAUDIO2 || tag == WAVE_FORMAT_WMAUDIO3 )
{
#if (_WIN32_WINNT < 0x0602 /*_WIN32_WINNT_WIN8*/) || (_WIN32_WINNT >= 0x0A00 /*_WIN32_WINNT_WIN10*/ )
XAUDIO2_BUFFER_WMA xwmaBuffer = {0};
xwmaBuffer.pDecodedPacketCumulativeBytes = seekTable;
xwmaBuffer.PacketCount = seekTableCount;
if( FAILED( hr = pSourceVoice->SubmitSourceBuffer( &buffer, &xwmaBuffer ) ) )
{
wprintf( L"Error %#X submitting source buffer (xWMA)\n", hr );
pSourceVoice->DestroyVoice();
return hr;
}
#else
wprintf( L"This platform does not support xWMA\n" );
pSourceVoice->DestroyVoice();
return hr;
#endif
}
else if ( tag == 0x166 /* WAVE_FORMAT_XMA2 */ )
{
wprintf( L"This platform does not support XMA2\n" );
pSourceVoice->DestroyVoice();
return hr;
}
}
else if( FAILED( hr = pSourceVoice->SubmitSourceBuffer( &buffer ) ) )
{
wprintf( L"Error %#X submitting source buffer\n", hr );
pSourceVoice->DestroyVoice();
return hr;
}
hr = pSourceVoice->Start( 0 );
// Let the sound play
BOOL isRunning = TRUE;
while( SUCCEEDED( hr ) && isRunning )
{
XAUDIO2_VOICE_STATE state;
pSourceVoice->GetState( &state );
isRunning = ( state.BuffersQueued > 0 ) != 0;
// Wait till the escape key is pressed
if( GetAsyncKeyState( VK_ESCAPE ) )
break;
Sleep( 10 );
}
// Wait till the escape key is released
while( GetAsyncKeyState( VK_ESCAPE ) )
Sleep( 10 );
pSourceVoice->DestroyVoice();
return hr;
}
