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opus support

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This commit is contained in:
Sergeanur 2020-05-22 17:40:19 +03:00
parent aba523d14e
commit 0af4d57408
4 changed files with 235 additions and 5 deletions
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64
src/audio/sampman_oal.cpp
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@ -27,6 +27,9 @@
#include "MusicManager.h"
#include "Frontend.h"
#include "Timer.h"
#ifdef AUDIO_OPUS
#include <opusfile.h>
#endif
//TODO: fix eax3 reverb
//TODO: max channals
@ -42,6 +45,10 @@ bool _bSampmanInitialised = false;
uint32 BankStartOffset[MAX_SAMPLEBANKS];
#ifdef AUDIO_OPUS
OggOpusFile *opusSFX;
#endif
int prevprovider=-1;
int curprovider=-1;
int usingEAX=0;
@ -444,6 +451,8 @@ int8 cSampleManager::GetCurrent3DProviderIndex(void)
int8 cSampleManager::SetCurrent3DProvider(uint8 nProvider)
{
ASSERT( nProvider < m_nNumberOfProviders );
if (nProvider >= m_nNumberOfProviders)
nProvider = 0;
int savedprovider = curprovider;
if ( nProvider < m_nNumberOfProviders )
@ -743,12 +752,37 @@ cSampleManager::LoadSampleBank(uint8 nBank)
return false;
}
#ifdef AUDIO_OPUS
int ret;
//OggOpusFile *file = op_open_file("AUDIO/SFX0.RAW", &ret);
int samplesRead = 0;
int samplesSize = nSampleBankSize[nBank] / 2;
op_pcm_seek(opusSFX, 0);
while (samplesSize > 0) {
int size = op_read(opusSFX, (opus_int16 *)(nSampleBankMemoryStartAddress[nBank] + samplesRead), samplesSize, NULL);
if (size <= 0) {
// huh?
//assert(0);
break;
}
samplesRead += size*2;
samplesSize -= size;
}
//op_free(file);
//if (samplesRead != nSampleBankSize[nBank])
// return false;
//FILE *fsd = fopen("sfx.temp", "wb");
//fwrite((void *)nSampleBankMemoryStartAddress[nBank], 1, nSampleBankSize[nBank], fsd);
//fclose(fsd);
#else
if ( fseek(fpSampleDataHandle, nSampleBankDiscStartOffset[nBank], SEEK_SET) != 0 )
return false;
if ( fread((void *)nSampleBankMemoryStartAddress[nBank], 1, nSampleBankSize[nBank], fpSampleDataHandle) != nSampleBankSize[nBank] )
return false;
#endif
bSampleBankLoaded[nBank] = true;
return true;
@ -836,13 +870,28 @@ cSampleManager::LoadPedComment(uint32 nComment)
}
}
}
#ifdef AUDIO_OPUS
int samplesRead = 0;
int samplesSize = m_aSamples[nComment].nSize / 2;
op_pcm_seek(opusSFX, m_aSamples[nComment].nOffset / 2);
while (samplesSize > 0) {
int size =
op_read(opusSFX, (opus_int16 *)(nSampleBankMemoryStartAddress[SAMPLEBANK_PED] + PED_BLOCKSIZE * nCurrentPedSlot + samplesRead), samplesSize, NULL);
if (size <= 0) {
return false;
}
samplesRead += size * 2;
samplesSize -= size;
}
#else
if ( fseek(fpSampleDataHandle, m_aSamples[nComment].nOffset, SEEK_SET) != 0 )
return false;
if ( fread((void *)(nSampleBankMemoryStartAddress[SAMPLEBANK_PED] + PED_BLOCKSIZE*nCurrentPedSlot), 1, m_aSamples[nComment].nSize, fpSampleDataHandle) != m_aSamples[nComment].nSize )
return false;
#endif
nPedSlotSfx[nCurrentPedSlot] = nComment;
alBufferData(pedBuffers[nCurrentPedSlot],
@ -1406,6 +1455,15 @@ cSampleManager::InitialiseSampleBanks(void)
nSampleBankSize[SAMPLEBANK_MAIN] = nSampleBankDiscStartOffset[SAMPLEBANK_PED] - nSampleBankDiscStartOffset[SAMPLEBANK_MAIN];
nSampleBankSize[SAMPLEBANK_PED] = _nSampleDataEndOffset - nSampleBankDiscStartOffset[SAMPLEBANK_PED];
//int error = 0;
//auto encoder = opus_encoder_create(48000, 1, OPUS_APPLICATION_AUDIO, &error);
//error = opus_encoder_ctl(encoder, OPUS_SET_BITRATE(75.5));
//nbBytes = opus_encode(encoder, in, FRAME_SIZE, cbits, MAX_PACKET_SIZE);
int e;
opusSFX = op_open_file("AUDIO/SFX.opus", &e);
return true;
}