Hopefully fix crash when the same frame is encoded twice.

[dcpomatic.git] / src / lib / ffmpeg_file_encoder.h

diff --git a/src/lib/ffmpeg_file_encoder.h b/src/lib/ffmpeg_file_encoder.h
index 5bf501370ab6d9ad917b6808a0ffc1041b176378..f0b3eac8c1fa1f610f3bdbe6108a3190edba6578 100644 (file)
--- a/src/lib/ffmpeg_file_encoder.h
+++ b/src/lib/ffmpeg_file_encoder.h
@@ -106,9 +106,10 @@ private:
        std::shared_ptr<AudioBuffers> _pending_audio;
 
        /** Store of shared_ptr<Image> to keep them alive whilst raw pointers into
-           their data have been passed to FFmpeg.
+           their data have been passed to FFmpeg.  The second part of the pair is
+           a count of how many copies of the same key must be kept.
        */
-       std::map<uint8_t*, std::shared_ptr<const Image>> _pending_images;
+       std::map<uint8_t*, std::pair<std::shared_ptr<const Image>, int>> _pending_images;
        boost::mutex _pending_images_mutex;
 
        static int _video_stream_index;