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Minor optimization for ocl_canny

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This commit is contained in:
Alexander Karsakov
2014-11-06 13:07:33 +03:00
parent 5efad375e0
commit 0ec0aeb7d0
2 changed files with 27 additions and 29 deletions
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modules/imgproc/src/canny.cpp
+4 -4
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@@ -138,10 +138,10 @@ static bool ocl_Canny(InputArray _src, OutputArray _dst, float low_thresh, float
*/
char cvt[40];
ocl::Kernel with_sobel("stage1_with_sobel", ocl::imgproc::canny_oclsrc,
format("-D WITH_SOBEL -D cn=%d -D TYPE=%s -D convert_intN=%s -D intN=%s -D GRP_SIZEX=%d -D GRP_SIZEY=%d%s",
format("-D WITH_SOBEL -D cn=%d -D TYPE=%s -D convert_floatN=%s -D floatN=%s -D GRP_SIZEX=%d -D GRP_SIZEY=%d%s",
cn, ocl::memopTypeToStr(_src.depth()),
ocl::convertTypeStr(_src.type(), CV_32SC(cn), cn, cvt),
ocl::memopTypeToStr(CV_32SC(cn)),
ocl::convertTypeStr(_src.depth(), CV_32F, cn, cvt),
ocl::typeToStr(CV_MAKE_TYPE(CV_32F, cn)),
lSizeX, lSizeY,
L2gradient ? " -D L2GRAD" : ""));
if (with_sobel.empty())
@@ -151,7 +151,7 @@ static bool ocl_Canny(InputArray _src, OutputArray _dst, float low_thresh, float
map.create(size, CV_32S);
with_sobel.args(ocl::KernelArg::ReadOnly(src),
ocl::KernelArg::WriteOnlyNoSize(map),
low, high);
(float) low, (float) high);
size_t globalsize[2] = { size.width, size.height },
localsize[2] = { lSizeX, lSizeY };