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added OpenCVFindIPP.cmake script, which will look for IPP installation at CMake configuration time. First, IPPROOT environment variable will be tested, if not found script will look at default install places.

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The script should support IPP from 5.3 up to 7.x versions (although tested on Windows for IPP 6.1 and IPP 7.0 versions only)

Preliminary optimization of HOG with IPP added too. Not yet quite efficient, code for cpu branch should be redesigned in order to have better performance.
This commit is contained in:
Vladimir Dudnik
2010-12-31 16:45:18 +00:00
parent 1a34fa30f4
commit 6309b2d08d
6 changed files with 235 additions and 152 deletions
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5
modules/core/src/precomp.hpp
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@@ -278,7 +278,7 @@ binaryOpC1_( const Mat& srcmat1, const Mat& srcmat2, Mat& dstmat )
DT* dst = (DT*)dstmat.data;
size_t step1 = srcmat1.step/sizeof(src1[0]);
size_t step2 = srcmat2.step/sizeof(src2[0]);
size_t step = dstmat.step/sizeof(dst[0]);
size_t step = dstmat.step/sizeof(dst[0]);
Size size = getContinuousSize( srcmat1, srcmat2, dstmat, dstmat.channels() );
if( size.width == 1 )
@@ -290,7 +290,8 @@ binaryOpC1_( const Mat& srcmat1, const Mat& srcmat2, Mat& dstmat )
for( ; size.height--; src1 += step1, src2 += step2, dst += step )
{
int x = vecOp(src1, src2, dst, size.width);
int x;
x = vecOp(src1, src2, dst, size.width);
for( ; x <= size.width - 4; x += 4 )
{
DT f0, f1;