opencv/modules/imgproc/src/sumpixels.cpp
vbystricky 09bcc061dd Change kernel for optimization. Remove restriction to align data
Fix kernel compilation errors on AMD system

Fix licanse information in cl file

Support CV_64F destination type

Change build options of the kernel

Optimize sum of square

Remove separate kernel for integral square

Increase epsilon for perfomance tests

Increase epsilon for perfomance tests

Test double support on AMD devices

Fix some issues

Try to fix problems with AMD device

Try to solve problem with AMD device

Fix error of destination size in kernel

Fix warnings
2014-06-24 18:32:52 +04:00

463 lines
16 KiB
C++
Executable File

/*M///////////////////////////////////////////////////////////////////////////////////////
//
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//
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// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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// are permitted provided that the following conditions are met:
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//M*/
#include "precomp.hpp"
#include "opencl_kernels.hpp"
#if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
static IppStatus sts = ippInit();
#endif
namespace cv
{
template<typename T, typename ST, typename QT>
void integral_( const T* src, size_t _srcstep, ST* sum, size_t _sumstep,
QT* sqsum, size_t _sqsumstep, ST* tilted, size_t _tiltedstep,
Size size, int cn )
{
int x, y, k;
int srcstep = (int)(_srcstep/sizeof(T));
int sumstep = (int)(_sumstep/sizeof(ST));
int tiltedstep = (int)(_tiltedstep/sizeof(ST));
int sqsumstep = (int)(_sqsumstep/sizeof(QT));
size.width *= cn;
memset( sum, 0, (size.width+cn)*sizeof(sum[0]));
sum += sumstep + cn;
if( sqsum )
{
memset( sqsum, 0, (size.width+cn)*sizeof(sqsum[0]));
sqsum += sqsumstep + cn;
}
if( tilted )
{
memset( tilted, 0, (size.width+cn)*sizeof(tilted[0]));
tilted += tiltedstep + cn;
}
if( sqsum == 0 && tilted == 0 )
{
for( y = 0; y < size.height; y++, src += srcstep - cn, sum += sumstep - cn )
{
for( k = 0; k < cn; k++, src++, sum++ )
{
ST s = sum[-cn] = 0;
for( x = 0; x < size.width; x += cn )
{
s += src[x];
sum[x] = sum[x - sumstep] + s;
}
}
}
}
else if( tilted == 0 )
{
for( y = 0; y < size.height; y++, src += srcstep - cn,
sum += sumstep - cn, sqsum += sqsumstep - cn )
{
for( k = 0; k < cn; k++, src++, sum++, sqsum++ )
{
ST s = sum[-cn] = 0;
QT sq = sqsum[-cn] = 0;
for( x = 0; x < size.width; x += cn )
{
T it = src[x];
s += it;
sq += (QT)it*it;
ST t = sum[x - sumstep] + s;
QT tq = sqsum[x - sqsumstep] + sq;
sum[x] = t;
sqsum[x] = tq;
}
}
}
}
else
{
AutoBuffer<ST> _buf(size.width+cn);
ST* buf = _buf;
ST s;
QT sq;
for( k = 0; k < cn; k++, src++, sum++, tilted++, buf++ )
{
sum[-cn] = tilted[-cn] = 0;
for( x = 0, s = 0, sq = 0; x < size.width; x += cn )
{
T it = src[x];
buf[x] = tilted[x] = it;
s += it;
sq += (QT)it*it;
sum[x] = s;
if( sqsum )
sqsum[x] = sq;
}
if( size.width == cn )
buf[cn] = 0;
if( sqsum )
{
sqsum[-cn] = 0;
sqsum++;
}
}
for( y = 1; y < size.height; y++ )
{
src += srcstep - cn;
sum += sumstep - cn;
tilted += tiltedstep - cn;
buf += -cn;
if( sqsum )
sqsum += sqsumstep - cn;
for( k = 0; k < cn; k++, src++, sum++, tilted++, buf++ )
{
T it = src[0];
ST t0 = s = it;
QT tq0 = sq = (QT)it*it;
sum[-cn] = 0;
if( sqsum )
sqsum[-cn] = 0;
tilted[-cn] = tilted[-tiltedstep];
sum[0] = sum[-sumstep] + t0;
if( sqsum )
sqsum[0] = sqsum[-sqsumstep] + tq0;
tilted[0] = tilted[-tiltedstep] + t0 + buf[cn];
for( x = cn; x < size.width - cn; x += cn )
{
ST t1 = buf[x];
buf[x - cn] = t1 + t0;
t0 = it = src[x];
tq0 = (QT)it*it;
s += t0;
sq += tq0;
sum[x] = sum[x - sumstep] + s;
if( sqsum )
sqsum[x] = sqsum[x - sqsumstep] + sq;
t1 += buf[x + cn] + t0 + tilted[x - tiltedstep - cn];
tilted[x] = t1;
}
if( size.width > cn )
{
ST t1 = buf[x];
buf[x - cn] = t1 + t0;
t0 = it = src[x];
tq0 = (QT)it*it;
s += t0;
sq += tq0;
sum[x] = sum[x - sumstep] + s;
if( sqsum )
sqsum[x] = sqsum[x - sqsumstep] + sq;
tilted[x] = t0 + t1 + tilted[x - tiltedstep - cn];
buf[x] = t0;
}
if( sqsum )
sqsum++;
}
}
}
}
#define DEF_INTEGRAL_FUNC(suffix, T, ST, QT) \
static void integral_##suffix( T* src, size_t srcstep, ST* sum, size_t sumstep, QT* sqsum, size_t sqsumstep, \
ST* tilted, size_t tiltedstep, Size size, int cn ) \
{ integral_(src, srcstep, sum, sumstep, sqsum, sqsumstep, tilted, tiltedstep, size, cn); }
DEF_INTEGRAL_FUNC(8u32s, uchar, int, double)
DEF_INTEGRAL_FUNC(8u32f64f, uchar, float, double)
DEF_INTEGRAL_FUNC(8u64f64f, uchar, double, double)
DEF_INTEGRAL_FUNC(16u64f64f, ushort, double, double)
DEF_INTEGRAL_FUNC(16s64f64f, short, double, double)
DEF_INTEGRAL_FUNC(32f32f64f, float, float, double)
DEF_INTEGRAL_FUNC(32f64f64f, float, double, double)
DEF_INTEGRAL_FUNC(64f64f64f, double, double, double)
DEF_INTEGRAL_FUNC(8u32s32f, uchar, int, float)
DEF_INTEGRAL_FUNC(8u32f32f, uchar, float, float)
DEF_INTEGRAL_FUNC(32f32f32f, float, float, float)
typedef void (*IntegralFunc)(const uchar* src, size_t srcstep, uchar* sum, size_t sumstep,
uchar* sqsum, size_t sqsumstep, uchar* tilted, size_t tstep,
Size size, int cn );
#ifdef HAVE_OPENCL
static bool ocl_integral( InputArray _src, OutputArray _sum, int sdepth )
{
bool doubleSupport = ocl::Device::getDefault().doubleFPConfig() > 0;
if ( (_src.type() != CV_8UC1) ||
!(sdepth == CV_32S || sdepth == CV_32F || (doubleSupport && sdepth == CV_64F)))
return false;
static const int tileSize = 16;
String build_opt = format("-D sumT=%s -D LOCAL_SUM_SIZE=%d%s",
ocl::typeToStr(sdepth), tileSize,
doubleSupport ? " -D DOUBLE_SUPPORT" : "");
ocl::Kernel kcols("integral_sum_cols", ocl::imgproc::integral_sum_oclsrc, build_opt);
if (kcols.empty())
return false;
UMat src = _src.getUMat();
Size src_size = src.size();
Size bufsize(((src_size.height + tileSize - 1) / tileSize) * tileSize, ((src_size.width + tileSize - 1) / tileSize) * tileSize);
UMat buf(bufsize, sdepth);
kcols.args(ocl::KernelArg::ReadOnly(src), ocl::KernelArg::WriteOnlyNoSize(buf));
size_t gt = src.cols, lt = tileSize;
if (!kcols.run(1, &gt, &lt, false))
return false;
ocl::Kernel krows("integral_sum_rows", ocl::imgproc::integral_sum_oclsrc, build_opt);
if (krows.empty())
return false;
Size sumsize(src_size.width + 1, src_size.height + 1);
_sum.create(sumsize, sdepth);
UMat sum = _sum.getUMat();
krows.args(ocl::KernelArg::ReadOnlyNoSize(buf), ocl::KernelArg::WriteOnly(sum));
gt = src.rows;
return krows.run(1, &gt, &lt, false);
}
static bool ocl_integral( InputArray _src, OutputArray _sum, OutputArray _sqsum, int sdepth, int sqdepth )
{
bool doubleSupport = ocl::Device::getDefault().doubleFPConfig() > 0;
if ( _src.type() != CV_8UC1 || (!doubleSupport && (sdepth == CV_64F || sqdepth == CV_64F)) )
return false;
static const int tileSize = 16;
String build_opt = format("-D SUM_SQUARE -D sumT=%s -D sumSQT=%s -D LOCAL_SUM_SIZE=%d%s",
ocl::typeToStr(sdepth), ocl::typeToStr(sqdepth),
tileSize,
doubleSupport ? " -D DOUBLE_SUPPORT" : "");
ocl::Kernel kcols("integral_sum_cols", ocl::imgproc::integral_sum_oclsrc, build_opt);
if (kcols.empty())
return false;
UMat src = _src.getUMat();
Size src_size = src.size();
Size bufsize(((src_size.height + tileSize - 1) / tileSize) * tileSize, ((src_size.width + tileSize - 1) / tileSize) * tileSize);
UMat buf(bufsize, sdepth);
UMat buf_sq(bufsize, sqdepth);
kcols.args(ocl::KernelArg::ReadOnly(src), ocl::KernelArg::WriteOnlyNoSize(buf), ocl::KernelArg::WriteOnlyNoSize(buf_sq));
size_t gt = src.cols, lt = tileSize;
if (!kcols.run(1, &gt, &lt, false))
return false;
ocl::Kernel krows("integral_sum_rows", ocl::imgproc::integral_sum_oclsrc, build_opt);
if (krows.empty())
return false;
Size sumsize(src_size.width + 1, src_size.height + 1);
_sum.create(sumsize, sdepth);
UMat sum = _sum.getUMat();
_sqsum.create(sumsize, sqdepth);
UMat sum_sq = _sqsum.getUMat();
krows.args(ocl::KernelArg::ReadOnlyNoSize(buf), ocl::KernelArg::ReadOnlyNoSize(buf_sq), ocl::KernelArg::WriteOnly(sum), ocl::KernelArg::WriteOnlyNoSize(sum_sq));
gt = src.rows;
return krows.run(1, &gt, &lt, false);
}
#endif
}
void cv::integral( InputArray _src, OutputArray _sum, OutputArray _sqsum, OutputArray _tilted, int sdepth, int sqdepth )
{
int type = _src.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
if( sdepth <= 0 )
sdepth = depth == CV_8U ? CV_32S : CV_64F;
if ( sqdepth <= 0 )
sqdepth = CV_64F;
sdepth = CV_MAT_DEPTH(sdepth), sqdepth = CV_MAT_DEPTH(sqdepth);
#ifdef HAVE_OPENCL
if (ocl::useOpenCL() && _sum.isUMat() && !_tilted.needed())
{
if (!_sqsum.needed())
{
CV_OCL_RUN(ocl::useOpenCL(), ocl_integral(_src, _sum, sdepth))
}
else if (_sqsum.isUMat())
CV_OCL_RUN(ocl::useOpenCL(), ocl_integral(_src, _sum, _sqsum, sdepth, sqdepth))
}
#endif
Size ssize = _src.size(), isize(ssize.width + 1, ssize.height + 1);
_sum.create( isize, CV_MAKETYPE(sdepth, cn) );
Mat src = _src.getMat(), sum =_sum.getMat(), sqsum, tilted;
if( _sqsum.needed() )
{
_sqsum.create( isize, CV_MAKETYPE(sqdepth, cn) );
sqsum = _sqsum.getMat();
};
#if defined(HAVE_IPP) && !defined(HAVE_IPP_ICV_ONLY) // Disabled on ICV due invalid results
if( ( depth == CV_8U ) && ( sdepth == CV_32F || sdepth == CV_32S ) && ( !_tilted.needed() ) && ( !_sqsum.needed() || sqdepth == CV_64F ) && ( cn == 1 ) )
{
IppStatus status = ippStsErr;
IppiSize srcRoiSize = ippiSize( src.cols, src.rows );
if( sdepth == CV_32F )
{
if( _sqsum.needed() )
{
status = ippiSqrIntegral_8u32f64f_C1R( (const Ipp8u*)src.data, (int)src.step, (Ipp32f*)sum.data, (int)sum.step, (Ipp64f*)sqsum.data, (int)sqsum.step, srcRoiSize, 0, 0 );
}
else
{
status = ippiIntegral_8u32f_C1R( (const Ipp8u*)src.data, (int)src.step, (Ipp32f*)sum.data, (int)sum.step, srcRoiSize, 0 );
}
}
else if( sdepth == CV_32S )
{
if( _sqsum.needed() )
{
status = ippiSqrIntegral_8u32s64f_C1R( (const Ipp8u*)src.data, (int)src.step, (Ipp32s*)sum.data, (int)sum.step, (Ipp64f*)sqsum.data, (int)sqsum.step, srcRoiSize, 0, 0 );
}
else
{
status = ippiIntegral_8u32s_C1R( (const Ipp8u*)src.data, (int)src.step, (Ipp32s*)sum.data, (int)sum.step, srcRoiSize, 0 );
}
}
if (0 <= status)
return;
setIppErrorStatus();
}
#endif
if( _tilted.needed() )
{
_tilted.create( isize, CV_MAKETYPE(sdepth, cn) );
tilted = _tilted.getMat();
}
IntegralFunc func = 0;
if( depth == CV_8U && sdepth == CV_32S && sqdepth == CV_64F )
func = (IntegralFunc)GET_OPTIMIZED(integral_8u32s);
else if( depth == CV_8U && sdepth == CV_32S && sqdepth == CV_32F )
func = (IntegralFunc)integral_8u32s32f;
else if( depth == CV_8U && sdepth == CV_32F && sqdepth == CV_64F )
func = (IntegralFunc)integral_8u32f64f;
else if( depth == CV_8U && sdepth == CV_32F && sqdepth == CV_32F )
func = (IntegralFunc)integral_8u32f32f;
else if( depth == CV_8U && sdepth == CV_64F && sqdepth == CV_64F )
func = (IntegralFunc)integral_8u64f64f;
else if( depth == CV_16U && sdepth == CV_64F && sqdepth == CV_64F )
func = (IntegralFunc)integral_16u64f64f;
else if( depth == CV_16S && sdepth == CV_64F && sqdepth == CV_64F )
func = (IntegralFunc)integral_16s64f64f;
else if( depth == CV_32F && sdepth == CV_32F && sqdepth == CV_64F )
func = (IntegralFunc)integral_32f32f64f;
else if( depth == CV_32F && sdepth == CV_32F && sqdepth == CV_32F )
func = (IntegralFunc)integral_32f32f32f;
else if( depth == CV_32F && sdepth == CV_64F && sqdepth == CV_64F )
func = (IntegralFunc)integral_32f64f64f;
else if( depth == CV_64F && sdepth == CV_64F && sqdepth == CV_64F )
func = (IntegralFunc)integral_64f64f64f;
else
CV_Error( CV_StsUnsupportedFormat, "" );
func( src.data, src.step, sum.data, sum.step, sqsum.data, sqsum.step,
tilted.data, tilted.step, src.size(), cn );
}
void cv::integral( InputArray src, OutputArray sum, int sdepth )
{
integral( src, sum, noArray(), noArray(), sdepth );
}
void cv::integral( InputArray src, OutputArray sum, OutputArray sqsum, int sdepth, int sqdepth )
{
integral( src, sum, sqsum, noArray(), sdepth, sqdepth );
}
CV_IMPL void
cvIntegral( const CvArr* image, CvArr* sumImage,
CvArr* sumSqImage, CvArr* tiltedSumImage )
{
cv::Mat src = cv::cvarrToMat(image), sum = cv::cvarrToMat(sumImage), sum0 = sum;
cv::Mat sqsum0, sqsum, tilted0, tilted;
cv::Mat *psqsum = 0, *ptilted = 0;
if( sumSqImage )
{
sqsum0 = sqsum = cv::cvarrToMat(sumSqImage);
psqsum = &sqsum;
}
if( tiltedSumImage )
{
tilted0 = tilted = cv::cvarrToMat(tiltedSumImage);
ptilted = &tilted;
}
cv::integral( src, sum, psqsum ? cv::_OutputArray(*psqsum) : cv::_OutputArray(),
ptilted ? cv::_OutputArray(*ptilted) : cv::_OutputArray(), sum.depth() );
CV_Assert( sum.data == sum0.data && sqsum.data == sqsum0.data && tilted.data == tilted0.data );
}
/* End of file. */