Merge pull request #11555 from alalek:fix_videocapture_frame_lifetime

86e1f631 · Alexander Alekhin · 0bebe553 · e21c0170 · 86e1f631
隐藏空白更改
内联并排

Showing with 1 addition and 1 deletion

modules/videoio/src/cap_ffmpeg.cpp modules/videoio/src/cap_ffmpeg.cpp +1 -1

未找到文件。
--- a/modules/videoio/src/cap_ffmpeg.cpp
+++ b/modules/videoio/src/cap_ffmpeg.cpp
@@ -223,7 +223,7 @@ public:
        if (!ffmpegCapture ||
           !icvRetrieveFrame_FFMPEG_p(ffmpegCapture, &data, &step, &width, &height, &cn))
            return false;
-        frame.assign(cv::Mat(height, width, CV_MAKETYPE(CV_8U, cn), data, step));
+        cv::Mat(height, width, CV_MAKETYPE(CV_8U, cn), data, step).copyTo(frame);
        return true;
    }
    virtual bool open( const cv::String& filename )