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Merge pull request #21703 from rogday:transpose

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Add n-dimensional transpose to core

* add n-dimensional transpose to core

* add performance test, write sequentially and address review comments
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rogday
2022-03-14 16:10:04 +03:00
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parent 5bf3c1df24
commit e16cb8b4a2
4 changed files with 175 additions and 0 deletions
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modules/core/include/opencv2/core.hpp
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@@ -1739,6 +1739,16 @@ should be done separately if needed.
*/
CV_EXPORTS_W void transpose(InputArray src, OutputArray dst);
/** @brief Transpose for n-dimensional matrices.
*
* @note Input should be continuous single-channel matrix.
* @param src input array.
* @param order a permutation of [0,1,..,N-1] where N is the number of axes of src.
* The i’th axis of dst will correspond to the axis numbered order[i] of the input.
* @param dst output array of the same type as src.
*/
CV_EXPORTS_W void transposeND(InputArray src, const std::vector<int>& order, OutputArray dst);
/** @brief Performs the matrix transformation of every array element.
The function cv::transform performs the matrix transformation of every