opencv 透视变换

最新推荐文章于 2025-05-08 15:30:42 发布

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最新推荐文章于 2025-05-08 15:30:42 发布

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分类专栏： opencv

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        cv::Point2f src_pts[4];
        src_pts[0] = coners[0];
        src_pts[1] = coners[1];
        src_pts[2] = coners[2];
        src_pts[3] = coners[3];
        cv::Mat _dst(60, 180, CV_8UC1);
        cv::Point2f dst_pts[4];
        dst_pts[0] = cv::Point2f(0, 0);
        dst_pts[1] = cv::Point2f(0, _dst.rows);
        dst_pts[2] = cv::Point2f(_dst.cols, _dst.rows);
        dst_pts[3] = cv::Point2f(_dst.cols, 0);
        cv::Mat _m2 = cv::getPerspectiveTransform(src_pts, dst_pts);
        cv::warpPerspective(src, _dst, _m2, _dst.size());