Remove the redundant codes of cv::convertMaps and mRGBA2RGBA<uchar>#26071
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asmorkalov merged 2 commits intoopencv:4.xfrom Sep 3, 2024
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Remove the redundant codes of cv::convertMaps and mRGBA2RGBA<uchar>#26071asmorkalov merged 2 commits intoopencv:4.xfrom
asmorkalov merged 2 commits intoopencv:4.xfrom
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cv::convertMaps: the branch [else if( m1type == CV_32FC2 && dstm1type == CV_16SC2 ) if( nninterpolate )] is unreachable, as the condition is satisfied in lines 1959 to 1961, calculated in advance and return directly.
mRGBA2RGBA<uchar>: dst[0], dst[1], dst[2] and dst[3] is calculated repeatedly.
asmorkalov
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Sep 2, 2024
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@fengyuentau could you take a look too. The patch looks relevant for me. |
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thewoz
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Feb 13, 2025
Remove the redundant codes of cv::convertMaps and mRGBA2RGBA<uchar> opencv#26071 (1) cv::convertMaps: the branch [else if( m1type == CV_32FC2 && dstm1type == CV_16SC2 ) if( nninterpolate )] is unreachable, as the condition is satisfied in lines 1959 to 1961, calculated in advance and return directly. (2) mRGBA2RGBA<uchar>: dst[0], dst[1], dst[2] and dst[3] is calculated repeatedly. Introduced in opencv#13440 ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [ ] I agree to contribute to the project under Apache 2 License. - [ ] 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 - [ ] The PR is proposed to the proper branch - [ ] There is a reference to the original bug report and related work - [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [ ] The feature is well documented and sample code can be built with the project CMake
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(1) cv::convertMaps: the branch [else if( m1type == CV_32FC2 && dstm1type == CV_16SC2 ) if( nninterpolate )] is unreachable,
as the condition is satisfied in lines 1959 to 1961, calculated in advance and return directly.
(2) mRGBA2RGBA: dst[0], dst[1], dst[2] and dst[3] is calculated repeatedly. Introduced in #13440
Pull Request Readiness Checklist
See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request
Patch to opencv_extra has the same branch name.