#8353: videotoolboxenc: h264_videotoolbox is not writing b-frames ----------------------------------+--------------------------------------- Reporter: Nomis101 | Type: defect Status: new | Priority: normal Component: avcodec | Version: unspecified Keywords: | Blocked By: Blocking: | Reproduced by developer: 0 Analyzed by developer: 0 | ----------------------------------+--------------------------------------- hevc_videotoolbox does write b-frames, but h264_videotoolbox does not.
Steps: 1. Encode a video with h264_videotoolbox $ ffmpeg -i input.foo -acodec copy -vcodec h264_videotoolbox -b:v 20000k -profile:v main /ffmpeg_output.mp4 2. check the video for b-frames $ ffprobe -show_frames ffmpeg_output.mp4 > outputfile.txt In outputfile.txt there is pict_type=P and pict_type=I only, there is no pict_type=B Full output is attached. -- Ticket URL: <https://trac.ffmpeg.org/ticket/8353> FFmpeg <https://ffmpeg.org> FFmpeg issue tracker _______________________________________________ FFmpeg-trac mailing list FFmpeg-trac@avcodec.org https://ffmpeg.org/mailman/listinfo/ffmpeg-trac To unsubscribe, visit link above, or email ffmpeg-trac-requ...@ffmpeg.org with subject "unsubscribe".