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Merge pull request #29434 from Prasadayus:canny_ipp_extract

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Extracting IPP integaration as HAL for Canny #29434

Backport of : https://github.com/opencv/opencv/pull/29433

**Performance Numbers on Intel(R) Core(TM) i9-11900K:** https://docs.google.com/spreadsheets/d/1RMvUZP1tSQtdjuNQY9JasYmlx1L5iN9XWGhXtG5u1uI/edit?usp=sharing 

### Pull Request Readiness Checklist

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [x] The PR is proposed to the proper branch
- [x] There is a reference to the original bug report and related work
- [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [x] The feature is well documented and sample code can be built with the project CMake
This commit is contained in:
Prasad Ayush Kumar
2026-07-10 11:59:24 +01:00
committed by GitHub
parent 7230c1ce08
commit b022a9b321
6 changed files with 135 additions and 83 deletions
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modules/core/include/opencv2/core/private.hpp
-1
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@@ -211,7 +211,6 @@ T* allocSingletonNew() { return new(allocSingletonNewBuffer(sizeof(T))) T(); }
// Temporary disabled named IPP region. Performance
#define IPP_DISABLE_PERF_COPYMAKE 1 // performance variations
#define IPP_DISABLE_PERF_TRUE_DIST_MT 1 // cv::distanceTransform OpenCV MT performance is better
#define IPP_DISABLE_PERF_CANNY_MT 1 // cv::Canny OpenCV MT performance is better
#ifdef HAVE_IPP
#include "ippversion.h"