# 计算经过仿射变换新的boxes
    # boxes表示原始坐标点,target_point表示经过仿射变换后新的坐标点
    pts = np.float32(boxes).reshape([-1, 2])  # 要映射的点
    pts = np.hstack([pts, np.ones([len(pts), 1])]).T
    target_point = np.dot(RotateMatrix, pts)  # 映射后的坐标
opencv
OpenCV: 开源计算机视觉库
	//src_point表示原图的坐标点,result表示经过仿射变换后的新坐标点
	cv::Mat src_point{460.0, 445.0};
	src_point = src_point.reshape(1, 2);

	cv::Mat A_Matrix = RotateMatrix(cv::Rect(0, 0, 2, 2));
	cv::Mat B_Matrix = RotateMatrix.col(2);
	cv::Mat result = A_Matrix * src_point+ B_Matrix;

GitHub 加速计划 / opencv31 / opencv
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OpenCV: 开源计算机视觉库
最近提交(Master分支:7 个月前 )
6ef57463 Migrated IPP impl for flip and transpose to HAL 3 天前
c1d71d53 imgproc: disable SIMD for compareHist(INTERSECT) if f64 is unsupported #27220 Close https://github.com/opencv/opencv/issues/24757 ### 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. - [ ] The feature is well documented and sample code can be built with the project CMake 3 天前
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