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used abs in reduction operations

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This commit is contained in:
Ilya Lavrenov 2014-06-11 18:54:43 +04:00
parent f1e24381d1
commit 316c044e06
3 changed files with 40 additions and 24 deletions
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14
modules/core/src/opencl/minmaxloc.cl
View File

@ -39,6 +39,14 @@
#define noconvert
#define INDEX_MAX UINT_MAX
#if wdepth <= 4
#define MIN_ABS(a) convertToDT(abs(a))
#define MIN_ABS2(a, b) convertToDT(abs_diff(a, b))
#else
#define MIN_ABS(a) fabs(a)
#define MIN_ABS2(a, b) fabs(a - b)
#endif
#if kercn != 3
#define loadpix(addr) *(__global const srcT *)(addr)
#define srcTSIZE (int)sizeof(srcT)
@ -182,7 +190,7 @@ __kernel void minmaxloc(__global const uchar * srcptr, int src_step, int src_off
#endif
temp = convertToDT(loadpix(srcptr + src_index));
#ifdef OP_ABS
temp = temp >= (dstT)(0) ? temp : -temp;
temp = MIN_ABS(temp);
#endif
#ifdef HAVE_SRC2
@ -192,9 +200,9 @@ __kernel void minmaxloc(__global const uchar * srcptr, int src_step, int src_off
src2_index = mad24(id / cols, src2_step, mul24(id % cols, srcTSIZE));
#endif
temp2 = convertToDT(loadpix(src2ptr + src2_index));
temp = temp > temp2 ? temp - temp2 : (temp2 - temp);
temp = MIN_ABS2(temp, temp2);
#ifdef OP_CALC2
temp2 = temp2 >= (dstT)(0) ? temp2 : -temp2;
temp2 = MIN_ABS(temp2);
#endif
#endif

46
modules/core/src/opencl/reduce.cl
View File

@ -108,6 +108,14 @@
#define dstTSIZE ((int)sizeof(dstT1)*3)
#endif
#if ddepth <= 4
#define SUM_ABS(a) convertToDT(abs(a))
#define SUM_ABS2(a, b) convertToDT(abs_diff(a, b))
#else
#define SUM_ABS(a) fabs(a)
#define SUM_ABS2(a, b) fabs(a - b)
#endif
#ifdef HAVE_MASK
#ifdef HAVE_SRC2
#define EXTRA_PARAMS , __global const uchar * mask, int mask_step, int mask_offset, __global const uchar * src2ptr, int src2_step, int src2_offset
@ -136,7 +144,7 @@
#define FUNC(a, b) a += b
#elif defined OP_SUM_ABS
#define FUNC(a, b) a += b >= (dstT)(0) ? b : -b
#define FUNC(a, b) a += SUM_ABS(b)
#elif defined OP_SUM_SQR
#if ddepth <= 4
@ -163,15 +171,15 @@
#define PROCESS_ELEMS \
dstT temp = convertToDT(loadpix(srcptr + src_index)); \
dstT temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp2 = temp2 >= (dstT)(0) ? temp2 : -temp2; \
temp = SUM_ABS2(temp, temp2); \
temp2 = SUM_ABS(temp2); \
FUNC(accumulator2, temp2); \
FUNC(accumulator, temp)
#else
#define PROCESS_ELEMS \
dstT temp = convertToDT(loadpix(srcptr + src_index)); \
dstT temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp = SUM_ABS2(temp, temp2); \
FUNC(accumulator, temp)
#endif
#else
@ -255,16 +263,16 @@
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp2 = temp2 >= (dstT)(0) ? temp2 : -temp2; \
temp = SUM_ABS2(temp, temp2); \
temp2 = SUM_ABS(temp2); \
FUNC(accumulator, temp); \
FUNC(accumulator2, temp2)
#elif kercn == 2
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp2 = temp2 >= (dstT)(0) ? temp2 : -temp2; \
temp = SUM_ABS2(temp, temp2); \
temp2 = SUM_ABS(temp2); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1); \
FUNC(accumulator2, temp2.s0); \
@ -273,8 +281,8 @@
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp2 = temp2 >= (dstT)(0) ? temp2 : -temp2; \
temp = SUM_ABS2(temp, temp2); \
temp2 = SUM_ABS(temp2); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1); \
FUNC(accumulator, temp.s2); \
@ -287,8 +295,8 @@
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp2 = temp2 >= (dstT)(0) ? temp2 : -temp2; \
temp = SUM_ABS2(temp, temp2); \
temp2 = SUM_ABS(temp2); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1); \
FUNC(accumulator, temp.s2); \
@ -309,8 +317,8 @@
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp2 = temp2 >= (dstT)(0) ? temp2 : -temp2; \
temp = SUM_ABS2(temp, temp2); \
temp2 = SUM_ABS(temp2); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1); \
FUNC(accumulator, temp.s2); \
@ -349,20 +357,20 @@
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp = SUM_ABS2(temp, temp2); \
FUNC(accumulator, temp)
#elif kercn == 2
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp = SUM_ABS2(temp, temp2); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1)
#elif kercn == 4
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp = SUM_ABS2(temp, temp2); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1); \
FUNC(accumulator, temp.s2); \
@ -371,7 +379,7 @@
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp = SUM_ABS2(temp, temp2)); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1); \
FUNC(accumulator, temp.s2); \
@ -384,7 +392,7 @@
#define REDUCE_GLOBAL \
dstTK temp = convertToDT(loadpix(srcptr + src_index)); \
dstTK temp2 = convertToDT(loadpix(src2ptr + src2_index)); \
temp = temp > temp2 ? temp - temp2 : (temp2 - temp); \
temp = SUM_ABS2(temp, temp2); \
FUNC(accumulator, temp.s0); \
FUNC(accumulator, temp.s1); \
FUNC(accumulator, temp.s2); \

4
modules/core/src/stat.cpp
View File

@ -1471,7 +1471,7 @@ static bool ocl_minMaxIdx( InputArray _src, double* minVal, double* maxVal, int*
char cvt[40];
String opts = format("-D DEPTH_%d -D srcT1=%s%s -D WGS=%d -D srcT=%s"
" -D WGS2_ALIGNED=%d%s%s%s -D kercn=%d%s%s%s%s"
" -D dstT1=%s -D dstT=%s -D convertToDT=%s%s%s%s%s",
" -D dstT1=%s -D dstT=%s -D convertToDT=%s%s%s%s%s -D wdepth=%d",
depth, ocl::typeToStr(depth), haveMask ? " -D HAVE_MASK" : "", (int)wgs,
ocl::typeToStr(CV_MAKE_TYPE(depth, kercn)), wgs2_aligned,
doubleSupport ? " -D DOUBLE_SUPPORT" : "",
@ -1482,7 +1482,7 @@ static bool ocl_minMaxIdx( InputArray _src, double* minVal, double* maxVal, int*
ocl::typeToStr(ddepth), ocl::typeToStr(CV_MAKE_TYPE(ddepth, kercn)),
ocl::convertTypeStr(depth, ddepth, kercn, cvt), absValues ? " -D OP_ABS" : "",
haveSrc2 ? " -D HAVE_SRC2" : "", maxVal2 ? " -D OP_CALC2" : "",
haveSrc2 && _src2.isContinuous() ? " -D HAVE_SRC2_CONT" : "");
haveSrc2 && _src2.isContinuous() ? " -D HAVE_SRC2_CONT" : "", ddepth);
ocl::Kernel k("minmaxloc", ocl::core::minmaxloc_oclsrc, opts);
if (k.empty())