some speed optimizations
This commit is contained in:
Volker Fischer
parent
d4be4bc038
commit
a0c318eeec
1 changed files with 102 additions and 82 deletions
|
|
@ -499,6 +499,10 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
{
|
||||
int iCurSample;
|
||||
|
||||
// get references to class members
|
||||
int& iASIOBufferSizeMono = pSound->iASIOBufferSizeMono;
|
||||
CVector<int16_t>& vecsTmpAudioSndCrdStereo = pSound->vecsTmpAudioSndCrdStereo;
|
||||
|
||||
// perform the processing for input and output
|
||||
pSound->ASIOMutex.lock(); // get mutex lock
|
||||
{
|
||||
|
|
@ -512,42 +516,50 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
switch ( pSound->channelInfosInput[pSound->vSelectedInputChannels[i]].type )
|
||||
{
|
||||
case ASIOSTInt16LSB:
|
||||
// no type conversion required, just copy operation
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample];
|
||||
// no type conversion required, just copy operation
|
||||
int16_t* pASIOBuf =
|
||||
static_cast<int16_t*> ( pSound->bufferInfos[i].buffers[index] );
|
||||
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
pASIOBuf[iCurSample];
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case ASIOSTInt24LSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
int iCurSam = 0;
|
||||
memcpy ( &iCurSam, ( (char*) pSound->bufferInfos[i].buffers[index] ) + iCurSample * 3, 3 );
|
||||
iCurSam >>= 8;
|
||||
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( iCurSam );
|
||||
}
|
||||
break;
|
||||
|
||||
case ASIOSTInt32LSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] >> 16 );
|
||||
int32_t* pASIOBuf =
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] );
|
||||
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( pASIOBuf[iCurSample] >> 16 );
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case ASIOSTFloat32LSB: // IEEE 754 32 bit float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( static_cast<float*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] * _MAXSHORT );
|
||||
}
|
||||
|
|
@ -555,9 +567,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTFloat64LSB: // IEEE 754 64 bit double float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( static_cast<double*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] * _MAXSHORT );
|
||||
}
|
||||
|
|
@ -565,9 +577,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB16: // 32 bit data with 16 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] & 0xFFFF );
|
||||
}
|
||||
|
|
@ -575,9 +587,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB18: // 32 bit data with 18 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] & 0x3FFFF ) >> 2 );
|
||||
}
|
||||
|
|
@ -585,9 +597,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB20: // 32 bit data with 20 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] & 0xFFFFF ) >> 4 );
|
||||
}
|
||||
|
|
@ -595,9 +607,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB24: // 32 bit data with 24 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] & 0xFFFFFF ) >> 8 );
|
||||
}
|
||||
|
|
@ -606,9 +618,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
case ASIOSTInt16MSB:
|
||||
// NOT YET TESTED
|
||||
// flip bits
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
Flip16Bits ( ( static_cast<int16_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] ) )[iCurSample] );
|
||||
}
|
||||
|
|
@ -616,24 +628,24 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt24MSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// because the bits are flipped, we do not have to perform the
|
||||
// shift by 8 bits
|
||||
int iCurSam = 0;
|
||||
memcpy ( &iCurSam, ( (char*) pSound->bufferInfos[i].buffers[index] ) + iCurSample * 3, 3 );
|
||||
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
Flip16Bits ( static_cast<int16_t> ( iCurSam ) );
|
||||
}
|
||||
break;
|
||||
|
||||
case ASIOSTInt32MSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// flip bits and convert to 16 bit
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( Flip32Bits ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] ) >> 16 );
|
||||
}
|
||||
|
|
@ -641,9 +653,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTFloat32MSB: // IEEE 754 32 bit float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( static_cast<float> (
|
||||
Flip32Bits ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] ) ) * _MAXSHORT );
|
||||
|
|
@ -652,9 +664,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTFloat64MSB: // IEEE 754 64 bit double float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( static_cast<double> (
|
||||
Flip64Bits ( static_cast<int64_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] ) ) * _MAXSHORT );
|
||||
|
|
@ -663,9 +675,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB16: // 32 bit data with 16 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( Flip32Bits ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] ) & 0xFFFF );
|
||||
}
|
||||
|
|
@ -673,9 +685,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB18: // 32 bit data with 18 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( ( Flip32Bits ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] ) & 0x3FFFF ) >> 2 );
|
||||
}
|
||||
|
|
@ -683,9 +695,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB20: // 32 bit data with 20 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( ( Flip32Bits ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] ) & 0xFFFFF ) >> 4 );
|
||||
}
|
||||
|
|
@ -693,9 +705,9 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB24: // 32 bit data with 24 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iInChNum] =
|
||||
static_cast<int16_t> ( ( Flip32Bits ( static_cast<int32_t*> (
|
||||
pSound->bufferInfos[i].buffers[index] )[iCurSample] ) & 0xFFFFFF ) >> 8 );
|
||||
}
|
||||
|
|
@ -704,7 +716,7 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
}
|
||||
|
||||
// call processing callback function
|
||||
pSound->ProcessCallback ( pSound->vecsTmpAudioSndCrdStereo );
|
||||
pSound->ProcessCallback ( vecsTmpAudioSndCrdStereo );
|
||||
|
||||
// PLAYBACK ------------------------------------------------------------
|
||||
for ( int i = NUM_IN_OUT_CHANNELS; i < 2 * NUM_IN_OUT_CHANNELS; i++ )
|
||||
|
|
@ -716,21 +728,26 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
switch ( pSound->channelInfosOutput[pSound->vSelectedOutputChannels[iOutChNum]].type )
|
||||
{
|
||||
case ASIOSTInt16LSB:
|
||||
// no type conversion required, just copy operation
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
static_cast<int16_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum];
|
||||
// no type conversion required, just copy operation
|
||||
int16_t* pASIOBuf =
|
||||
static_cast<int16_t*> ( pSound->bufferInfos[i].buffers[index] );
|
||||
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
pASIOBuf[iCurSample] =
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum];
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case ASIOSTInt24LSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert current sample in 24 bit format
|
||||
int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
iCurSam <<= 8;
|
||||
|
||||
|
|
@ -739,24 +756,27 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
break;
|
||||
|
||||
case ASIOSTInt32LSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
int32_t* pASIOBuf =
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] );
|
||||
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
( iCurSam << 16 );
|
||||
pASIOBuf[iCurSample] = ( iCurSam << 16 );
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case ASIOSTFloat32LSB: // IEEE 754 32 bit float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
const float fCurSam = static_cast<float> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<float*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
fCurSam / _MAXSHORT;
|
||||
|
|
@ -765,10 +785,10 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTFloat64LSB: // IEEE 754 64 bit double float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
const double fCurSam = static_cast<double> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<double*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
fCurSam / _MAXSHORT;
|
||||
|
|
@ -777,11 +797,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB16: // 32 bit data with 16 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
iCurSam;
|
||||
|
|
@ -790,11 +810,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB18: // 32 bit data with 18 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
( iCurSam << 2 );
|
||||
|
|
@ -803,11 +823,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB20: // 32 bit data with 20 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
( iCurSam << 4 );
|
||||
|
|
@ -816,11 +836,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32LSB24: // 32 bit data with 24 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
( iCurSam << 8 );
|
||||
|
|
@ -830,21 +850,21 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
case ASIOSTInt16MSB:
|
||||
// NOT YET TESTED
|
||||
// flip bits
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
( (int16_t*) pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
Flip16Bits ( pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
Flip16Bits ( vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
}
|
||||
break;
|
||||
|
||||
case ASIOSTInt24MSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// because the bits are flipped, we do not have to perform the
|
||||
// shift by 8 bits
|
||||
int32_t iCurSam = static_cast<int32_t> ( Flip16Bits (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] ) );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] ) );
|
||||
|
||||
memcpy ( ( (char*) pSound->bufferInfos[i].buffers[index] ) + iCurSample * 3, &iCurSam, 3 );
|
||||
}
|
||||
|
|
@ -852,11 +872,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB:
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit and flip bits
|
||||
int iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
Flip32Bits ( iCurSam << 16 );
|
||||
|
|
@ -865,10 +885,10 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTFloat32MSB: // IEEE 754 32 bit float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
const float fCurSam = static_cast<float> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<float*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
static_cast<float> ( Flip32Bits ( static_cast<int32_t> (
|
||||
|
|
@ -878,10 +898,10 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTFloat64MSB: // IEEE 754 64 bit double float, as found on Intel x86 architecture
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
const double fCurSam = static_cast<double> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<float*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
static_cast<double> ( Flip64Bits ( static_cast<int64_t> (
|
||||
|
|
@ -891,11 +911,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB16: // 32 bit data with 16 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
Flip32Bits ( iCurSam );
|
||||
|
|
@ -904,11 +924,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB18: // 32 bit data with 18 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
Flip32Bits ( iCurSam << 2 );
|
||||
|
|
@ -917,11 +937,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB20: // 32 bit data with 20 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
Flip32Bits ( iCurSam << 4 );
|
||||
|
|
@ -930,11 +950,11 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
|
||||
case ASIOSTInt32MSB24: // 32 bit data with 24 bit alignment
|
||||
// NOT YET TESTED
|
||||
for ( iCurSample = 0; iCurSample < pSound->iASIOBufferSizeMono; iCurSample++ )
|
||||
for ( iCurSample = 0; iCurSample < iASIOBufferSizeMono; iCurSample++ )
|
||||
{
|
||||
// convert to 32 bit
|
||||
const int32_t iCurSam = static_cast<int32_t> (
|
||||
pSound->vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
vecsTmpAudioSndCrdStereo[2 * iCurSample + iOutChNum] );
|
||||
|
||||
static_cast<int32_t*> ( pSound->bufferInfos[i].buffers[index] )[iCurSample] =
|
||||
Flip32Bits ( iCurSam << 8 );
|
||||
|
|
@ -943,7 +963,7 @@ void CSound::bufferSwitch ( long index, ASIOBool )
|
|||
}
|
||||
}
|
||||
|
||||
// finally if the driver supports the ASIOOutputReady() optimization,
|
||||
// Finally if the driver supports the ASIOOutputReady() optimization,
|
||||
// do it here, all data are in place -----------------------------------
|
||||
if ( pSound->bASIOPostOutput )
|
||||
{
|
||||
|
|
|
|||
Loading…
Reference in a new issue