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added cn>1 support to cv::norm (NORM_INF)

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This commit is contained in:
Ilya Lavrenov 2014-04-30 14:59:37 +04:00
parent dacf63a888
commit c80faff42f
3 changed files with 117 additions and 62 deletions
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85
modules/core/src/opencl/reduce.cl
View File

@ -50,6 +50,36 @@
#endif
#endif
#if defined OP_NORM_INF_MASK || defined OP_MIN_MAX_LOC || defined OP_MIN_MAX_LOC_MASK
#ifdef DEPTH_0
#define MIN_VAL 0
#define MAX_VAL 255
#elif defined DEPTH_1
#define MIN_VAL -128
#define MAX_VAL 127
#elif defined DEPTH_2
#define MIN_VAL 0
#define MAX_VAL 65535
#elif defined DEPTH_3
#define MIN_VAL -32768
#define MAX_VAL 32767
#elif defined DEPTH_4
#define MIN_VAL INT_MIN
#define MAX_VAL INT_MAX
#elif defined DEPTH_5
#define MIN_VAL (-FLT_MAX)
#define MAX_VAL FLT_MAX
#elif defined DEPTH_6
#define MIN_VAL (-DBL_MAX)
#define MAX_VAL DBL_MAX
#endif
#define dstT srcT
#define dstT1 srcT1
#endif // min/max stuff
#define noconvert
#if cn != 3
@ -145,41 +175,32 @@
#define CALC_RESULT \
storepix(localmem[0], dstptr + dstTSIZE * gid)
// norm (NORM_INF) with cn > 1 and mask
#elif defined OP_NORM_INF_MASK
#define DECLARE_LOCAL_MEM \
__local srcT localmem_max[WGS2_ALIGNED]
#define DEFINE_ACCUMULATOR \
srcT maxval = MIN_VAL, temp
#define REDUCE_GLOBAL \
int mask_index = mad24(id / cols, mask_step, mask_offset + (id % cols)); \
if (mask[mask_index]) \
{ \
temp = loadpix(srcptr + src_index); \
maxval = max(maxval, (srcT)(temp >= 0 ? temp : -temp)); \
}
#define SET_LOCAL_1 \
localmem_max[lid] = maxval
#define REDUCE_LOCAL_1 \
localmem_max[lid - WGS2_ALIGNED] = max(maxval, localmem_max[lid - WGS2_ALIGNED])
#define REDUCE_LOCAL_2 \
localmem_max[lid] = max(localmem_max[lid], localmem_max[lid2])
#define CALC_RESULT \
storepix(localmem_max[0], dstptr + dstTSIZE * gid)
// minMaxLoc stuff
#elif defined OP_MIN_MAX_LOC || defined OP_MIN_MAX_LOC_MASK
#ifdef DEPTH_0
#define srcT uchar
#define MIN_VAL 0
#define MAX_VAL 255
#elif defined DEPTH_1
#define srcT char
#define MIN_VAL -128
#define MAX_VAL 127
#elif defined DEPTH_2
#define srcT ushort
#define MIN_VAL 0
#define MAX_VAL 65535
#elif defined DEPTH_3
#define srcT short
#define MIN_VAL -32768
#define MAX_VAL 32767
#elif defined DEPTH_4
#define srcT int
#define MIN_VAL INT_MIN
#define MAX_VAL INT_MAX
#elif defined DEPTH_5
#define srcT float
#define MIN_VAL (-FLT_MAX)
#define MAX_VAL FLT_MAX
#elif defined DEPTH_6
#define srcT double
#define MIN_VAL (-DBL_MAX)
#define MAX_VAL DBL_MAX
#endif
#define dstT srcT
#define DECLARE_LOCAL_MEM \
__local srcT localmem_min[WGS2_ALIGNED]; \
__local srcT localmem_max[WGS2_ALIGNED]; \

41
modules/core/src/stat.cpp
View File

@ -41,10 +41,11 @@
//M*/
#include "precomp.hpp"
#include "opencl_kernels.hpp"
#include <climits>
#include <limits>
#include "opencl_kernels.hpp"
namespace cv
{
@ -1300,8 +1301,9 @@ static bool ocl_minMaxIdx( InputArray _src, double* minVal, double* maxVal, int*
wgs2_aligned <<= 1;
wgs2_aligned >>= 1;
String opts = format("-D DEPTH_%d -D OP_MIN_MAX_LOC%s -D WGS=%d -D WGS2_ALIGNED=%d%s",
depth, _mask.empty() ? "" : "_MASK", (int)wgs, wgs2_aligned, doubleSupport ? " -D DOUBLE_SUPPORT" : "");
String opts = format("-D DEPTH_%d -D srcT=%s -D OP_MIN_MAX_LOC%s -D WGS=%d -D WGS2_ALIGNED=%d%s",
depth, ocl::typeToStr(depth), _mask.empty() ? "" : "_MASK", (int)wgs,
wgs2_aligned, doubleSupport ? " -D DOUBLE_SUPPORT" : "");
ocl::Kernel k("reduce", ocl::core::reduce_oclsrc, opts);
if (k.empty())
@ -1980,12 +1982,14 @@ static bool ocl_norm( InputArray _src, int normType, InputArray _mask, double &
haveMask = _mask.kind() != _InputArray::NONE;
if ( !(normType == NORM_INF || normType == NORM_L1 || normType == NORM_L2 || normType == NORM_L2SQR) ||
(!doubleSupport && depth == CV_64F) || (normType == NORM_INF && haveMask && cn != 1))
(!doubleSupport && depth == CV_64F))
return false;
UMat src = _src.getUMat();
if (normType == NORM_INF)
{
if (cn == 1 || !haveMask)
{
UMat abssrc;
@ -2014,6 +2018,35 @@ static bool ocl_norm( InputArray _src, int normType, InputArray _mask, double &
cv::minMaxIdx(haveMask ? abssrc : abssrc.reshape(1), NULL, &result, NULL, NULL, _mask);
}
else
{
int dbsize = ocl::Device::getDefault().maxComputeUnits();
size_t wgs = ocl::Device::getDefault().maxWorkGroupSize();
int wgs2_aligned = 1;
while (wgs2_aligned < (int)wgs)
wgs2_aligned <<= 1;
wgs2_aligned >>= 1;
ocl::Kernel k("reduce", ocl::core::reduce_oclsrc,
format("-D OP_NORM_INF_MASK -D HAVE_MASK -D DEPTH_%d"
" -D srcT=%s -D srcT1=%s -D WGS=%d -D cn=%d -D WGS2_ALIGNED=%d%s",
depth, ocl::typeToStr(type), ocl::typeToStr(depth),
wgs, cn, wgs2_aligned, doubleSupport ? " -D DOUBLE_SUPPORT" : ""));
if (k.empty())
return false;
UMat db(1, dbsize, type), mask = _mask.getUMat();
k.args(ocl::KernelArg::ReadOnlyNoSize(src), src.cols, (int)src.total(),
dbsize, ocl::KernelArg::PtrWriteOnly(db), ocl::KernelArg::ReadOnlyNoSize(mask));
size_t globalsize = dbsize * wgs;
if (!k.run(1, &globalsize, &wgs, true))
return false;
minMaxIdx(db.getMat(ACCESS_READ), NULL, &result, NULL, NULL, noArray());
}
}
else if (normType == NORM_L1 || normType == NORM_L2 || normType == NORM_L2SQR)
{
Scalar sc;

3
modules/core/test/ocl/test_arithm.cpp
View File

@ -1149,7 +1149,7 @@ OCL_TEST_P(MinMaxIdx, Mat)
int p1[2], p2[2], up1[2], up2[2];
double minv, maxv, uminv, umaxv;
if(src1_roi.channels() > 1)
if (cn > 1)
{
OCL_OFF(cv::minMaxIdx(src2_roi, &minv, &maxv) );
OCL_ON(cv::minMaxIdx(usrc2_roi, &uminv, &umaxv));
@ -1164,6 +1164,7 @@ OCL_TEST_P(MinMaxIdx, Mat)
EXPECT_DOUBLE_EQ(minv, uminv);
EXPECT_DOUBLE_EQ(maxv, umaxv);
for (int i = 0; i < 2; i++)
{
EXPECT_EQ(p1[i], up1[i]);