update soundtouch to svn revision 173

This commit is contained in:
Tetsuo55 2013-06-22 20:19:27 +02:00
parent 88d1195f93
commit d8f5ecf3ce
22 changed files with 6229 additions and 5979 deletions

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@ -12,7 +12,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2009-01-11 13:34:24 +0200 (Sun, 11 Jan 2009) $
// Last changed : $Date: 2009-01-11 11:34:24 +0000 (Sun, 11 Jan 2009) $
// File revision : $Revision: 4 $
//
// $Id: AAFilter.cpp 45 2009-01-11 11:34:24Z oparviai $

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@ -13,7 +13,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2008-02-10 18:26:55 +0200 (Sun, 10 Feb 2008) $
// Last changed : $Date: 2008-02-10 16:26:55 +0000 (Sun, 10 Feb 2008) $
// File revision : $Revision: 4 $
//
// $Id: AAFilter.h 11 2008-02-10 16:26:55Z oparviai $

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@ -26,7 +26,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-08-30 22:45:25 +0300 (Thu, 30 Aug 2012) $
// Last changed : $Date: 2012-08-30 19:45:25 +0000 (Thu, 30 Aug 2012) $
// File revision : $Revision: 4 $
//
// $Id: BPMDetect.cpp 149 2012-08-30 19:45:25Z oparviai $

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@ -26,7 +26,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-08-30 22:53:44 +0300 (Thu, 30 Aug 2012) $
// Last changed : $Date: 2012-08-30 19:53:44 +0000 (Thu, 30 Aug 2012) $
// File revision : $Revision: 4 $
//
// $Id: BPMDetect.h 150 2012-08-30 19:53:44Z oparviai $

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@ -15,7 +15,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-11-08 20:53:01 +0200 (Thu, 08 Nov 2012) $
// Last changed : $Date: 2012-11-08 18:53:01 +0000 (Thu, 08 Nov 2012) $
// File revision : $Revision: 4 $
//
// $Id: FIFOSampleBuffer.cpp 160 2012-11-08 18:53:01Z oparviai $

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@ -15,7 +15,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-06-13 22:29:53 +0300 (Wed, 13 Jun 2012) $
// Last changed : $Date: 2012-06-13 19:29:53 +0000 (Wed, 13 Jun 2012) $
// File revision : $Revision: 4 $
//
// $Id: FIFOSampleBuffer.h 143 2012-06-13 19:29:53Z oparviai $

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@ -17,7 +17,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-06-13 22:29:53 +0300 (Wed, 13 Jun 2012) $
// Last changed : $Date: 2012-06-13 19:29:53 +0000 (Wed, 13 Jun 2012) $
// File revision : $Revision: 4 $
//
// $Id: FIFOSamplePipe.h 143 2012-06-13 19:29:53Z oparviai $

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@ -11,10 +11,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2011-09-02 21:56:11 +0300 (Fri, 02 Sep 2011) $
// Last changed : $Date: 2013-06-12 15:24:44 +0000 (Wed, 12 Jun 2013) $
// File revision : $Revision: 4 $
//
// $Id: FIRFilter.cpp 131 2011-09-02 18:56:11Z oparviai $
// $Id: FIRFilter.cpp 171 2013-06-12 15:24:44Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -167,6 +167,60 @@ uint FIRFilter::evaluateFilterMono(SAMPLETYPE *dest, const SAMPLETYPE *src, uint
}
uint FIRFilter::evaluateFilterMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples, uint numChannels) const
{
uint i, j, end, c;
LONG_SAMPLETYPE *sum=(LONG_SAMPLETYPE*)alloca(numChannels*sizeof(*sum));
#ifdef SOUNDTOUCH_FLOAT_SAMPLES
// when using floating point samples, use a scaler instead of a divider
// because division is much slower operation than multiplying.
double dScaler = 1.0 / (double)resultDivider;
#endif
assert(length != 0);
assert(src != NULL);
assert(dest != NULL);
assert(filterCoeffs != NULL);
end = numChannels * (numSamples - length);
for (c = 0; c < numChannels; c ++)
{
sum[c] = 0;
}
for (j = 0; j < end; j += numChannels)
{
const SAMPLETYPE *ptr;
ptr = src + j;
for (i = 0; i < length; i ++)
{
SAMPLETYPE coef=filterCoeffs[i];
for (c = 0; c < numChannels; c ++)
{
sum[c] += ptr[0] * coef;
ptr ++;
}
}
for (c = 0; c < numChannels; c ++)
{
#ifdef SOUNDTOUCH_INTEGER_SAMPLES
sum[c] >>= resultDivFactor;
#else
sum[c] *= dScaler;
#endif // SOUNDTOUCH_INTEGER_SAMPLES
*dest = (SAMPLETYPE)sum[c];
dest++;
sum[c] = 0;
}
}
return numSamples - length;
}
// Set filter coeffiecients and length.
//
// Throws an exception if filter length isn't divisible by 8
@ -201,16 +255,25 @@ uint FIRFilter::getLength() const
// smaller than the amount of input samples.
uint FIRFilter::evaluate(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples, uint numChannels) const
{
assert(numChannels == 1 || numChannels == 2);
assert(length > 0);
assert(lengthDiv8 * 8 == length);
if (numSamples < length) return 0;
if (numChannels == 2)
#ifndef USE_MULTICH_ALWAYS
if (numChannels == 1)
{
return evaluateFilterMono(dest, src, numSamples);
}
else if (numChannels == 2)
{
return evaluateFilterStereo(dest, src, numSamples);
} else {
return evaluateFilterMono(dest, src, numSamples);
}
else
#endif // USE_MULTICH_ALWAYS
{
assert(numChannels > 0);
return evaluateFilterMulti(dest, src, numSamples, numChannels);
}
}

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@ -11,10 +11,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2011-02-13 21:13:57 +0200 (Sun, 13 Feb 2011) $
// Last changed : $Date: 2013-06-12 15:24:44 +0000 (Wed, 12 Jun 2013) $
// File revision : $Revision: 4 $
//
// $Id: FIRFilter.h 104 2011-02-13 19:13:57Z oparviai $
// $Id: FIRFilter.h 171 2013-06-12 15:24:44Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -71,6 +71,7 @@ protected:
virtual uint evaluateFilterMono(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples) const;
virtual uint evaluateFilterMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples, uint numChannels) const;
public:
FIRFilter();

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@ -11,7 +11,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-12-28 21:52:47 +0200 (Fri, 28 Dec 2012) $
// Last changed : $Date: 2012-12-28 19:52:47 +0000 (Fri, 28 Dec 2012) $
// File revision : $Revision: 4 $
//
// $Id: PeakFinder.cpp 164 2012-12-28 19:52:47Z oparviai $

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@ -9,7 +9,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2011-12-30 22:33:46 +0200 (Fri, 30 Dec 2011) $
// Last changed : $Date: 2011-12-30 20:33:46 +0000 (Fri, 30 Dec 2011) $
// File revision : $Revision: 4 $
//
// $Id: PeakFinder.h 132 2011-12-30 20:33:46Z oparviai $

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@ -10,10 +10,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2011-09-02 21:56:11 +0300 (Fri, 02 Sep 2011) $
// Last changed : $Date: 2013-06-14 17:34:33 +0000 (Fri, 14 Jun 2013) $
// File revision : $Revision: 4 $
//
// $Id: RateTransposer.cpp 131 2011-09-02 18:56:11Z oparviai $
// $Id: RateTransposer.cpp 172 2013-06-14 17:34:33Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -55,17 +55,17 @@ class RateTransposerInteger : public RateTransposer
protected:
int iSlopeCount;
int iRate;
SAMPLETYPE sPrevSampleL, sPrevSampleR;
SAMPLETYPE *sPrevSample;
virtual void resetRegisters();
virtual uint transposeStereo(SAMPLETYPE *dest,
virtual int transposeStereo(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples);
virtual uint transposeMono(SAMPLETYPE *dest,
virtual int transposeMono(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples);
virtual int transposeMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uint numSamples);
public:
RateTransposerInteger();
virtual ~RateTransposerInteger();
@ -83,16 +83,17 @@ class RateTransposerFloat : public RateTransposer
{
protected:
float fSlopeCount;
SAMPLETYPE sPrevSampleL, sPrevSampleR;
SAMPLETYPE *sPrevSample;
virtual void resetRegisters();
virtual uint transposeStereo(SAMPLETYPE *dest,
virtual int transposeStereo(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples);
virtual uint transposeMono(SAMPLETYPE *dest,
virtual int transposeMono(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples);
virtual int transposeMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples);
public:
RateTransposerFloat();
@ -308,15 +309,22 @@ void RateTransposer::processSamples(const SAMPLETYPE *src, uint nSamples)
// Transposes the sample rate of the given samples using linear interpolation.
// Returns the number of samples returned in the "dest" buffer
inline uint RateTransposer::transpose(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
inline int RateTransposer::transpose(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
{
if (numChannels == 2)
#ifndef USE_MULTICH_ALWAYS
if (numChannels == 1)
{
return transposeMono(dest, src, nSamples);
}
else if (numChannels == 2)
{
return transposeStereo(dest, src, nSamples);
}
else
#endif // USE_MULTICH_ALWAYS
{
return transposeMono(dest, src, nSamples);
assert(numChannels > 0);
return transposeMulti(dest, src, nSamples);
}
}
@ -327,7 +335,7 @@ void RateTransposer::setChannels(int nChannels)
assert(nChannels > 0);
if (numChannels == nChannels) return;
assert(nChannels == 1 || nChannels == 2);
// assert(nChannels == 1 || nChannels == 2);
numChannels = nChannels;
storeBuffer.setChannels(numChannels);
@ -371,6 +379,7 @@ RateTransposerInteger::RateTransposerInteger() : RateTransposer()
{
// Notice: use local function calling syntax for sake of clarity,
// to indicate the fact that C++ constructor can't call virtual functions.
sPrevSample=0;
RateTransposerInteger::resetRegisters();
RateTransposerInteger::setRate(1.0f);
}
@ -378,14 +387,16 @@ RateTransposerInteger::RateTransposerInteger() : RateTransposer()
RateTransposerInteger::~RateTransposerInteger()
{
if (sPrevSample) delete[] sPrevSample;
}
void RateTransposerInteger::resetRegisters()
{
iSlopeCount = 0;
sPrevSampleL =
sPrevSampleR = 0;
delete[] sPrevSample;
sPrevSample = new SAMPLETYPE[numChannels];
memset(sPrevSample, 0, numChannels * sizeof(SAMPLETYPE));
}
@ -393,21 +404,21 @@ void RateTransposerInteger::resetRegisters()
// Transposes the sample rate of the given samples using linear interpolation.
// 'Mono' version of the routine. Returns the number of samples returned in
// the "dest" buffer
uint RateTransposerInteger::transposeMono(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
int RateTransposerInteger::transposeMono(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
{
unsigned int i, used;
int i, remain;
LONG_SAMPLETYPE temp, vol1;
if (nSamples == 0) return 0; // no samples, no work
used = 0;
remain = nSamples - 1;
i = 0;
// Process the last sample saved from the previous call first...
while (iSlopeCount <= SCALE)
{
vol1 = (LONG_SAMPLETYPE)(SCALE - iSlopeCount);
temp = vol1 * sPrevSampleL + iSlopeCount * src[0];
temp = vol1 * sPrevSample[0] + iSlopeCount * src[0];
dest[i] = (SAMPLETYPE)(temp / SCALE);
i++;
iSlopeCount += iRate;
@ -420,11 +431,12 @@ uint RateTransposerInteger::transposeMono(SAMPLETYPE *dest, const SAMPLETYPE *sr
while (iSlopeCount > SCALE)
{
iSlopeCount -= SCALE;
used ++;
if (used >= nSamples - 1) goto end;
src ++;
remain --;
if (remain == 0) goto end;
}
vol1 = (LONG_SAMPLETYPE)(SCALE - iSlopeCount);
temp = src[used] * vol1 + iSlopeCount * src[used + 1];
temp = src[0] * vol1 + iSlopeCount * src[1];
dest[i] = (SAMPLETYPE)(temp / SCALE);
i++;
@ -432,7 +444,7 @@ uint RateTransposerInteger::transposeMono(SAMPLETYPE *dest, const SAMPLETYPE *sr
}
end:
// Store the last sample for the next round
sPrevSampleL = src[nSamples - 1];
sPrevSample[0] = src[0];
return i;
}
@ -441,23 +453,23 @@ end:
// Transposes the sample rate of the given samples using linear interpolation.
// 'Stereo' version of the routine. Returns the number of samples returned in
// the "dest" buffer
uint RateTransposerInteger::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
int RateTransposerInteger::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
{
unsigned int srcPos, i, used;
int i, remain;
LONG_SAMPLETYPE temp, vol1;
if (nSamples == 0) return 0; // no samples, no work
used = 0;
remain = nSamples - 1;
i = 0;
// Process the last sample saved from the sPrevSampleLious call first...
while (iSlopeCount <= SCALE)
{
vol1 = (LONG_SAMPLETYPE)(SCALE - iSlopeCount);
temp = vol1 * sPrevSampleL + iSlopeCount * src[0];
temp = vol1 * sPrevSample[0] + iSlopeCount * src[0];
dest[2 * i] = (SAMPLETYPE)(temp / SCALE);
temp = vol1 * sPrevSampleR + iSlopeCount * src[1];
temp = vol1 * sPrevSample[1] + iSlopeCount * src[1];
dest[2 * i + 1] = (SAMPLETYPE)(temp / SCALE);
i++;
iSlopeCount += iRate;
@ -470,14 +482,14 @@ uint RateTransposerInteger::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *
while (iSlopeCount > SCALE)
{
iSlopeCount -= SCALE;
used ++;
if (used >= nSamples - 1) goto end;
remain --;
src += 2;
if (remain == 0) goto end;
}
srcPos = 2 * used;
vol1 = (LONG_SAMPLETYPE)(SCALE - iSlopeCount);
temp = src[srcPos] * vol1 + iSlopeCount * src[srcPos + 2];
temp = src[0] * vol1 + iSlopeCount * src[2];
dest[2 * i] = (SAMPLETYPE)(temp / SCALE);
temp = src[srcPos + 1] * vol1 + iSlopeCount * src[srcPos + 3];
temp = src[1] * vol1 + iSlopeCount * src[3];
dest[2 * i + 1] = (SAMPLETYPE)(temp / SCALE);
i++;
@ -485,13 +497,68 @@ uint RateTransposerInteger::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *
}
end:
// Store the last sample for the next round
sPrevSampleL = src[2 * nSamples - 2];
sPrevSampleR = src[2 * nSamples - 1];
sPrevSample[0] = src[0];
sPrevSample[1] = src[1];
return i;
}
int RateTransposerInteger::transposeMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
{
int i, remaining;
LONG_SAMPLETYPE temp, vol1;
if (nSamples == 0) return 0; // no samples, no work
remaining = nSamples - 1;
i = 0;
// Process the last sample saved from the sPrevSampleLious call first...
while (iSlopeCount <= SCALE)
{
for (int c = 0; c < numChannels; c ++)
{
vol1 = (SCALE - iSlopeCount);
temp = vol1 * sPrevSample[c] + iSlopeCount * src[c];
*dest = (SAMPLETYPE)(temp / SCALE);
dest ++;
}
i++;
iSlopeCount += iRate;
}
// now always (iSlopeCount > SCALE)
iSlopeCount -= SCALE;
while (1)
{
while (iSlopeCount > SCALE)
{
iSlopeCount -= SCALE;
src += numChannels;
remaining --;
if (remaining == 0) goto end;
}
for (int c = 0; c < numChannels; c ++)
{
vol1 = (SCALE - iSlopeCount);
temp = src[c] * vol1 + iSlopeCount * src[c + numChannels];
*dest = (SAMPLETYPE)(temp / SCALE);
dest++;
}
i++;
iSlopeCount += iRate;
}
end:
// Store the last sample for the next round
memcpy(sPrevSample, src, numChannels * sizeof(SAMPLETYPE));
return i;
}
// Sets new target iRate. Normal iRate = 1.0, smaller values represent slower
// iRate, larger faster iRates.
void RateTransposerInteger::setRate(float newRate)
@ -512,6 +579,7 @@ RateTransposerFloat::RateTransposerFloat() : RateTransposer()
{
// Notice: use local function calling syntax for sake of clarity,
// to indicate the fact that C++ constructor can't call virtual functions.
sPrevSample = NULL;
RateTransposerFloat::resetRegisters();
RateTransposerFloat::setRate(1.0f);
}
@ -519,14 +587,16 @@ RateTransposerFloat::RateTransposerFloat() : RateTransposer()
RateTransposerFloat::~RateTransposerFloat()
{
delete[] sPrevSample;
}
void RateTransposerFloat::resetRegisters()
{
fSlopeCount = 0;
sPrevSampleL =
sPrevSampleR = 0;
delete[] sPrevSample;
sPrevSample = new SAMPLETYPE[numChannels];
memset(sPrevSample, 0, numChannels * sizeof(SAMPLETYPE));
}
@ -534,17 +604,17 @@ void RateTransposerFloat::resetRegisters()
// Transposes the sample rate of the given samples using linear interpolation.
// 'Mono' version of the routine. Returns the number of samples returned in
// the "dest" buffer
uint RateTransposerFloat::transposeMono(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
int RateTransposerFloat::transposeMono(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
{
unsigned int i, used;
int i, remain;
used = 0;
remain = 0;
i = 0;
// Process the last sample saved from the previous call first...
while (fSlopeCount <= 1.0f)
{
dest[i] = (SAMPLETYPE)((1.0f - fSlopeCount) * sPrevSampleL + fSlopeCount * src[0]);
dest[i] = (SAMPLETYPE)((1.0f - fSlopeCount) * sPrevSample[0] + fSlopeCount * src[0]);
i++;
fSlopeCount += fRate;
}
@ -557,17 +627,18 @@ uint RateTransposerFloat::transposeMono(SAMPLETYPE *dest, const SAMPLETYPE *src,
while (fSlopeCount > 1.0f)
{
fSlopeCount -= 1.0f;
used ++;
if (used >= nSamples - 1) goto end;
src ++;
remain --;
if (remain == 0) goto end;
}
dest[i] = (SAMPLETYPE)((1.0f - fSlopeCount) * src[used] + fSlopeCount * src[used + 1]);
dest[i] = (SAMPLETYPE)((1.0f - fSlopeCount) * src[0] + fSlopeCount * src[1]);
i++;
fSlopeCount += fRate;
}
}
end:
// Store the last sample for the next round
sPrevSampleL = src[nSamples - 1];
sPrevSample[0] = src[0];
return i;
}
@ -576,20 +647,20 @@ end:
// Transposes the sample rate of the given samples using linear interpolation.
// 'Mono' version of the routine. Returns the number of samples returned in
// the "dest" buffer
uint RateTransposerFloat::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
int RateTransposerFloat::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
{
unsigned int srcPos, i, used;
int i, remain;
if (nSamples == 0) return 0; // no samples, no work
used = 0;
remain = nSamples - 1;
i = 0;
// Process the last sample saved from the sPrevSampleLious call first...
while (fSlopeCount <= 1.0f)
{
dest[2 * i] = (SAMPLETYPE)((1.0f - fSlopeCount) * sPrevSampleL + fSlopeCount * src[0]);
dest[2 * i + 1] = (SAMPLETYPE)((1.0f - fSlopeCount) * sPrevSampleR + fSlopeCount * src[1]);
dest[2 * i] = (SAMPLETYPE)((1.0f - fSlopeCount) * sPrevSample[0] + fSlopeCount * src[0]);
dest[2 * i + 1] = (SAMPLETYPE)((1.0f - fSlopeCount) * sPrevSample[1] + fSlopeCount * src[1]);
i++;
fSlopeCount += fRate;
}
@ -603,15 +674,15 @@ uint RateTransposerFloat::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *sr
while (fSlopeCount > 1.0f)
{
fSlopeCount -= 1.0f;
used ++;
if (used >= nSamples - 1) goto end;
remain --;
src += 2;
if (remain == 0) goto end;
}
srcPos = 2 * used;
dest[2 * i] = (SAMPLETYPE)((1.0f - fSlopeCount) * src[srcPos]
+ fSlopeCount * src[srcPos + 2]);
dest[2 * i + 1] = (SAMPLETYPE)((1.0f - fSlopeCount) * src[srcPos + 1]
+ fSlopeCount * src[srcPos + 3]);
dest[2 * i] = (SAMPLETYPE)((1.0f - fSlopeCount) * src[0]
+ fSlopeCount * src[2]);
dest[2 * i + 1] = (SAMPLETYPE)((1.0f - fSlopeCount) * src[1]
+ fSlopeCount * src[3]);
i++;
fSlopeCount += fRate;
@ -619,8 +690,59 @@ uint RateTransposerFloat::transposeStereo(SAMPLETYPE *dest, const SAMPLETYPE *sr
}
end:
// Store the last sample for the next round
sPrevSampleL = src[2 * nSamples - 2];
sPrevSampleR = src[2 * nSamples - 1];
sPrevSample[0] = src[0];
sPrevSample[1] = src[1];
return i;
}
int RateTransposerFloat::transposeMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples)
{
int i, remaining;
if (nSamples == 0) return 0; // no samples, no work
remaining = nSamples - 1;
i = 0;
// Process the last sample saved from the sPrevSampleLious call first...
while (fSlopeCount <= 1.0f)
{
for (int c = 0; c < numChannels; c ++)
{
*dest = (SAMPLETYPE)((1.0f - fSlopeCount) * sPrevSample[c] + fSlopeCount * src[c]);
dest ++;
}
i++;
fSlopeCount += fRate;
}
// now always (iSlopeCount > 1.0f)
fSlopeCount -= 1.0f;
while (remaining > 0)
{
while (fSlopeCount > 1.0f)
{
fSlopeCount -= 1.0f;
src += numChannels;
remaining --;
if (remaining == 0) goto end;
}
for (int c = 0; c < numChannels; c ++)
{
*dest = (SAMPLETYPE)((1.0f - fSlopeCount) * src[c]
+ fSlopeCount * src[c + numChannels]);
dest++;
}
i++;
fSlopeCount += fRate;
}
end:
// Store the last sample for the next round
memcpy(sPrevSample, src, numChannels * sizeof(SAMPLETYPE));
return i;
}

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@ -14,10 +14,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2009-02-21 18:00:14 +0200 (Sat, 21 Feb 2009) $
// Last changed : $Date: 2013-06-12 15:24:44 +0000 (Wed, 12 Jun 2013) $
// File revision : $Revision: 4 $
//
// $Id: RateTransposer.h 63 2009-02-21 16:00:14Z oparviai $
// $Id: RateTransposer.h 171 2013-06-12 15:24:44Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -85,13 +85,14 @@ protected:
virtual void resetRegisters() = 0;
virtual uint transposeStereo(SAMPLETYPE *dest,
virtual int transposeStereo(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples) = 0;
virtual uint transposeMono(SAMPLETYPE *dest,
virtual int transposeMono(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples) = 0;
inline uint transpose(SAMPLETYPE *dest,
virtual int transposeMulti(SAMPLETYPE *dest, const SAMPLETYPE *src, uint nSamples) = 0;
inline int transpose(SAMPLETYPE *dest,
const SAMPLETYPE *src,
uint numSamples);

View File

@ -8,10 +8,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-12-28 16:53:56 +0200 (Fri, 28 Dec 2012) $
// Last changed : $Date: 2013-06-12 15:24:44 +0000 (Wed, 12 Jun 2013) $
// File revision : $Revision: 3 $
//
// $Id: STTypes.h 162 2012-12-28 14:53:56Z oparviai $
// $Id: STTypes.h 171 2013-06-12 15:24:44Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -57,16 +57,14 @@ typedef unsigned long ulong;
#if (defined(__GNUC__) && !defined(ANDROID))
// In GCC, include soundtouch_config.h made by config scritps.
// Skip this in Android compilation that uses GCC but without configure scripts.
//#include "soundtouch_config.h"
#include "soundtouch_config.h"
#endif
#ifndef _WINDEF_
// if these aren't defined already by Windows headers, define now
#if defined(__APPLE__)
typedef signed char BOOL;
#else
typedef int BOOL;
#endif
#define FALSE 0
#define TRUE 1
@ -77,10 +75,17 @@ namespace soundtouch
{
/// Activate these undef's to overrule the possible sampletype
/// setting inherited from some other header file:
#undef SOUNDTOUCH_INTEGER_SAMPLES
#undef SOUNDTOUCH_FLOAT_SAMPLES
//#undef SOUNDTOUCH_INTEGER_SAMPLES
//#undef SOUNDTOUCH_FLOAT_SAMPLES
#if (defined(ANDROID) && defined(__SOFTFP__))
/// If following flag is defined, always uses multichannel processing
/// routines also for mono and stero sound. This is for routine testing
/// purposes; output should be same with either routines, yet disabling
/// the dedicated mono/stereo processing routines will result in slower
/// runtime performance so recommendation is to keep this off.
// #define USE_MULTICH_ALWAYS
#if (defined(__SOFTFP__))
// For Android compilation: Force use of Integer samples in case that
// compilation uses soft-floating point emulation - soft-fp is way too slow
#undef SOUNDTOUCH_FLOAT_SAMPLES
@ -149,9 +154,7 @@ namespace soundtouch
#ifdef SOUNDTOUCH_ALLOW_X86_OPTIMIZATIONS
// Allow MMX optimizations
#ifndef _M_X64
#define SOUNDTOUCH_ALLOW_MMX 1
#endif
#endif
#else
@ -171,7 +174,7 @@ namespace soundtouch
};
// define ST_NO_EXCEPTION_HANDLING switch to disable throwing std exceptions:
#define ST_NO_EXCEPTION_HANDLING 1
// #define ST_NO_EXCEPTION_HANDLING 1
#ifdef ST_NO_EXCEPTION_HANDLING
// Exceptions disabled. Throw asserts instead if enabled.
#include <assert.h>

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@ -41,10 +41,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-06-13 22:29:53 +0300 (Wed, 13 Jun 2012) $
// Last changed : $Date: 2013-06-12 15:24:44 +0000 (Wed, 12 Jun 2013) $
// File revision : $Revision: 4 $
//
// $Id: SoundTouch.cpp 143 2012-06-13 19:29:53Z oparviai $
// $Id: SoundTouch.cpp 171 2013-06-12 15:24:44Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -143,10 +143,11 @@ uint SoundTouch::getVersionId()
// Sets the number of channels, 1 = mono, 2 = stereo
void SoundTouch::setChannels(uint numChannels)
{
if (numChannels != 1 && numChannels != 2)
/*if (numChannels != 1 && numChannels != 2)
{
ST_THROW_RT_ERROR("Illegal number of channels");
}
//ST_THROW_RT_ERROR("Illegal number of channels");
return;
}*/
channels = numChannels;
pRateTransposer->setChannels((int)numChannels);
pTDStretch->setChannels((int)numChannels);
@ -347,7 +348,7 @@ void SoundTouch::flush()
int i;
int nUnprocessed;
int nOut;
SAMPLETYPE buff[64*2]; // note: allocate 2*64 to cater 64 sample frames of stereo sound
SAMPLETYPE *buff=(SAMPLETYPE*)alloca(64*channels*sizeof(SAMPLETYPE));
// check how many samples still await processing, and scale
// that by tempo & rate to get expected output sample count

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@ -41,10 +41,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-12-28 21:32:59 +0200 (Fri, 28 Dec 2012) $
// Last changed : $Date: 2013-06-12 15:24:44 +0000 (Wed, 12 Jun 2013) $
// File revision : $Revision: 4 $
//
// $Id: SoundTouch.h 163 2012-12-28 19:32:59Z oparviai $
// $Id: SoundTouch.h 171 2013-06-12 15:24:44Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -79,10 +79,10 @@ namespace soundtouch
{
/// Soundtouch library version string
#define SOUNDTOUCH_VERSION "1.7.1"
#define SOUNDTOUCH_VERSION "1.7.2 (dev)"
/// SoundTouch library version id
#define SOUNDTOUCH_VERSION_ID (10701)
#define SOUNDTOUCH_VERSION_ID (10702)
//
// Available setting IDs for the 'setSetting' & 'get_setting' functions:

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@ -13,10 +13,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-11-08 20:53:01 +0200 (Thu, 08 Nov 2012) $
// Last changed : $Date: 2013-06-14 17:34:33 +0000 (Fri, 14 Jun 2013) $
// File revision : $Revision: 1.12 $
//
// $Id: TDStretch.cpp 160 2012-11-08 18:53:01Z oparviai $
// $Id: TDStretch.cpp 172 2013-06-14 17:34:33Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -51,8 +51,6 @@
#include "cpu_detect.h"
#include "TDStretch.h"
#include <stdio.h>
using namespace soundtouch;
#define max(x, y) (((x) > (y)) ? (x) : (y))
@ -159,7 +157,6 @@ void TDStretch::setParameters(int aSampleRate, int aSequenceMS,
// set tempo to recalculate 'sampleReq'
setTempo(tempo);
}
@ -212,7 +209,7 @@ void TDStretch::overlapMono(SAMPLETYPE *pOutput, const SAMPLETYPE *pInput) const
void TDStretch::clearMidBuffer()
{
memset(pMidBuffer, 0, 2 * sizeof(SAMPLETYPE) * overlapLength);
memset(pMidBuffer, 0, channels * sizeof(SAMPLETYPE) * overlapLength);
}
@ -265,13 +262,22 @@ int TDStretch::seekBestOverlapPosition(const SAMPLETYPE *refPos)
// of 'ovlPos'.
inline void TDStretch::overlap(SAMPLETYPE *pOutput, const SAMPLETYPE *pInput, uint ovlPos) const
{
if (channels == 2)
#ifndef USE_MULTICH_ALWAYS
if (channels == 1)
{
// mono sound.
overlapMono(pOutput, pInput + ovlPos);
}
else if (channels == 2)
{
// stereo sound
overlapStereo(pOutput, pInput + 2 * ovlPos);
} else {
// mono sound.
overlapMono(pOutput, pInput + ovlPos);
}
else
#endif // USE_MULTICH_ALWAYS
{
assert(channels > 0);
overlapMulti(pOutput, pInput + channels * ovlPos);
}
}
@ -458,11 +464,15 @@ void TDStretch::setChannels(int numChannels)
{
assert(numChannels > 0);
if (channels == numChannels) return;
assert(numChannels == 1 || numChannels == 2);
// assert(numChannels == 1 || numChannels == 2);
channels = numChannels;
inputBuffer.setChannels(channels);
outputBuffer.setChannels(channels);
// re-init overlap/buffer
overlapLength=0;
setParameters(sampleRate);
}
@ -498,7 +508,6 @@ void TDStretch::processNominalTempo()
}
*/
#include <stdio.h>
// Processes as many processing frames of the samples 'inputBuffer', store
// the result into 'outputBuffer'
@ -588,7 +597,7 @@ void TDStretch::acceptNewOverlapLength(int newOverlapLength)
{
delete[] pMidBufferUnaligned;
pMidBufferUnaligned = new SAMPLETYPE[overlapLength * 2 + 16 / sizeof(SAMPLETYPE)];
pMidBufferUnaligned = new SAMPLETYPE[overlapLength * channels + 16 / sizeof(SAMPLETYPE)];
// ensure that 'pMidBuffer' is aligned to 16 byte boundary for efficiency
pMidBuffer = (SAMPLETYPE *)SOUNDTOUCH_ALIGN_POINTER_16(pMidBufferUnaligned);
@ -666,6 +675,27 @@ void TDStretch::overlapStereo(short *poutput, const short *input) const
}
}
// Overlaps samples in 'midBuffer' with the samples in 'input'. The 'Multi'
// version of the routine.
void TDStretch::overlapMulti(SAMPLETYPE *poutput, const SAMPLETYPE *input) const
{
SAMPLETYPE m1=(SAMPLETYPE)0;
SAMPLETYPE m2;
int i=0;
for (m2 = (SAMPLETYPE)overlapLength; m2; m2 --)
{
for (int c = 0; c < channels; c ++)
{
poutput[i] = (input[i] * m1 + pMidBuffer[i] * m2) / overlapLength;
i++;
}
m1++;
}
}
// Calculates the x having the closest 2^x value for the given value
static int _getClosest2Power(double value)
{
@ -760,6 +790,34 @@ void TDStretch::overlapStereo(float *pOutput, const float *pInput) const
}
// Overlaps samples in 'midBuffer' with the samples in 'input'.
void TDStretch::overlapMulti(float *pOutput, const float *pInput) const
{
int i;
float fScale;
float f1;
float f2;
fScale = 1.0f / (float)overlapLength;
f1 = 0;
f2 = 1.0f;
i=0;
for (int i2 = 0; i2 < overlapLength; i2 ++)
{
// note: Could optimize this slightly by taking into account that always channels > 2
for (int c = 0; c < channels; c ++)
{
pOutput[i] = pInput[i] * f1 + pMidBuffer[i] * f2;
i++;
}
f1 += fScale;
f2 -= fScale;
}
}
/// Calculates overlapInMsec period length in samples.
void TDStretch::calculateOverlapLength(int overlapInMsec)
{

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@ -13,10 +13,10 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-04-01 22:49:30 +0300 (Sun, 01 Apr 2012) $
// Last changed : $Date: 2013-06-12 15:24:44 +0000 (Wed, 12 Jun 2013) $
// File revision : $Revision: 4 $
//
// $Id: TDStretch.h 137 2012-04-01 19:49:30Z oparviai $
// $Id: TDStretch.h 171 2013-06-12 15:24:44Z oparviai $
//
////////////////////////////////////////////////////////////////////////////////
//
@ -147,6 +147,7 @@ protected:
virtual void overlapStereo(SAMPLETYPE *output, const SAMPLETYPE *input) const;
virtual void overlapMono(SAMPLETYPE *output, const SAMPLETYPE *input) const;
virtual void overlapMulti(SAMPLETYPE *output, const SAMPLETYPE *input) const;
void clearMidBuffer();
void overlap(SAMPLETYPE *output, const SAMPLETYPE *input, uint ovlPos) const;

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@ -12,7 +12,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2008-02-10 18:26:55 +0200 (Sun, 10 Feb 2008) $
// Last changed : $Date: 2008-02-10 16:26:55 +0000 (Sun, 10 Feb 2008) $
// File revision : $Revision: 4 $
//
// $Id: cpu_detect.h 11 2008-02-10 16:26:55Z oparviai $

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@ -11,7 +11,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-11-08 20:44:37 +0200 (Thu, 08 Nov 2012) $
// Last changed : $Date: 2012-11-08 18:44:37 +0000 (Thu, 08 Nov 2012) $
// File revision : $Revision: 4 $
//
// $Id: cpu_detect_x86.cpp 159 2012-11-08 18:44:37Z oparviai $
@ -50,11 +50,11 @@
#elif defined(_M_IX86)
// windows non-gcc
#include <intrin.h>
#endif
#define bit_MMX (1 << 23)
#define bit_SSE (1 << 25)
#define bit_SSE2 (1 << 26)
#endif
#endif

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@ -20,7 +20,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-11-08 20:53:01 +0200 (Thu, 08 Nov 2012) $
// Last changed : $Date: 2012-11-08 18:53:01 +0000 (Thu, 08 Nov 2012) $
// File revision : $Revision: 4 $
//
// $Id: mmx_optimized.cpp 160 2012-11-08 18:53:01Z oparviai $

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@ -23,7 +23,7 @@
///
////////////////////////////////////////////////////////////////////////////////
//
// Last changed : $Date: 2012-11-08 20:53:01 +0200 (Thu, 08 Nov 2012) $
// Last changed : $Date: 2012-11-08 18:53:01 +0000 (Thu, 08 Nov 2012) $
// File revision : $Revision: 4 $
//
// $Id: sse_optimized.cpp 160 2012-11-08 18:53:01Z oparviai $