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Merge pull request #29745 from intel-staging/andreyfe1:restore_match_template

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Restore match template for newer IPP and ICV packages
This commit is contained in:
Alexander Smorkalov
2026-08-20 09:06:15 +03:00
committed by GitHub
parent 039e02ed9c 7075c595ae
commit f63983d8e8
1 changed files with 3 additions and 1 deletions
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4
hal/ipp/src/matchtemplate_ipp.cpp
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@@ -114,10 +114,12 @@ int ipp_hal_matchTemplate(const uchar* src_data, size_t src_step, int src_width,
if(templ.size().area()*4 > img.size().area()) if(templ.size().area()*4 > img.size().area())
return CV_HAL_ERROR_NOT_IMPLEMENTED; return CV_HAL_ERROR_NOT_IMPLEMENTED;
#if IPP_VERSION_X100 < 202610
// CV_8U SQDIFF/SQDIFF_NORMED suffer from float32 catastrophic cancellation // CV_8U SQDIFF/SQDIFF_NORMED suffer from float32 catastrophic cancellation
// in IPP's internal accumulators; fall through to the double-precision path instead. // in IPP's internal accumulators (older versions); fall through to the double-precision path instead.
if(depth == CV_8U && (method == cv::TM_SQDIFF || method == cv::TM_SQDIFF_NORMED)) if(depth == CV_8U && (method == cv::TM_SQDIFF || method == cv::TM_SQDIFF_NORMED))
return CV_HAL_ERROR_NOT_IMPLEMENTED; return CV_HAL_ERROR_NOT_IMPLEMENTED;
#endif
if(method == cv::TM_SQDIFF) if(method == cv::TM_SQDIFF)
{ {