int CSound::LoadWV(const char *pFilename)
{
// don't waste memory on sound when we are stress testing
if(g_Config.m_DbgStress)
return -1;
// no need to load sound when we are running with no sound
if(!m_SoundEnabled)
return -1;
if(!m_pStorage)
return -1;
ms_File = m_pStorage->OpenFile(pFilename, IOFLAG_READ, IStorageTW::TYPE_ALL);
if(!ms_File)
{
dbg_msg("sound/wv", "failed to open file. filename='%s'", pFilename);
return -1;
}
int SampleID = AllocID();
if(SampleID < 0)
return -1;
// read the whole file into memory
int DataSize = io_length(ms_File);
if(DataSize <= 0)
{
io_close(ms_File);
dbg_msg("sound/wv", "failed to open file. filename='%s'", pFilename);
return -1;
}
char *pData = new char[DataSize];
io_read(ms_File, pData, DataSize);
SampleID = DecodeWV(SampleID, pData, DataSize);
delete[] pData;
io_close(ms_File);
ms_File = NULL;
if(g_Config.m_Debug)
dbg_msg("sound/wv", "loaded %s", pFilename);
RateConvert(SampleID);
return SampleID;
}
int CSound::LoadWVFromMem(const void *pData, unsigned DataSize, bool FromEditor = false)
{
// don't waste memory on sound when we are stress testing
if(g_Config.m_DbgStress)
return -1;
// no need to load sound when we are running with no sound
if(!m_SoundEnabled && !FromEditor)
return -1;
if(!pData)
return -1;
int SampleID = AllocID();
if(SampleID < 0)
return -1;
SampleID = DecodeWV(SampleID, pData, DataSize);
RateConvert(SampleID);
return SampleID;
}
int CSound::LoadWV(const char *pFilename)
{
CSample *pSample;
int SampleID = -1;
char aError[100];
WavpackContext *pContext;
// don't waste memory on sound when we are stress testing
if(g_Config.m_DbgStress)
return -1;
// no need to load sound when we are running with no sound
if(!m_SoundEnabled)
return 1;
if(!m_pStorage)
return -1;
ms_File = m_pStorage->OpenFile(pFilename, IOFLAG_READ, IStorage::TYPE_ALL);
if(!ms_File)
{
dbg_msg("sound/wv", "failed to open file. filename='%s'", pFilename);
return -1;
}
SampleID = AllocID();
if(SampleID < 0)
return -1;
pSample = &m_aSamples[SampleID];
pContext = WavpackOpenFileInput(ReadData, aError);
if (pContext)
{
int m_aSamples = WavpackGetNumSamples(pContext);
int BitsPerSample = WavpackGetBitsPerSample(pContext);
unsigned int SampleRate = WavpackGetSampleRate(pContext);
int m_aChannels = WavpackGetNumChannels(pContext);
int *pData;
int *pSrc;
short *pDst;
int i;
pSample->m_Channels = m_aChannels;
pSample->m_Rate = SampleRate;
if(pSample->m_Channels > 2)
{
dbg_msg("sound/wv", "file is not mono or stereo. filename='%s'", pFilename);
return -1;
}
/*
if(snd->rate != 44100)
{
dbg_msg("sound/wv", "file is %d Hz, not 44100 Hz. filename='%s'", snd->rate, filename);
return -1;
}*/
if(BitsPerSample != 16)
{
dbg_msg("sound/wv", "bps is %d, not 16, filname='%s'", BitsPerSample, pFilename);
return -1;
}
pData = (int *)mem_alloc(4*m_aSamples*m_aChannels, 1);
WavpackUnpackSamples(pContext, pData, m_aSamples); // TODO: check return value
pSrc = pData;
pSample->m_pData = (short *)mem_alloc(2*m_aSamples*m_aChannels, 1);
pDst = pSample->m_pData;
for (i = 0; i < m_aSamples*m_aChannels; i++)
*pDst++ = (short)*pSrc++;
mem_free(pData);
pSample->m_NumFrames = m_aSamples;
pSample->m_LoopStart = -1;
pSample->m_LoopEnd = -1;
pSample->m_PausedAt = 0;
}
else
{
dbg_msg("sound/wv", "failed to open %s: %s", pFilename, aError);
}
io_close(ms_File);
ms_File = NULL;
if(g_Config.m_Debug)
dbg_msg("sound/wv", "loaded %s", pFilename);
RateConvert(SampleID);
return SampleID;
}
