On Thu, Mar 28, 2019 at 15:19:40 +0000, Dzhoshkun Ismail Shakir wrote: > I'm trying to programmatically add metadata to each frame of a video > stream.
This mailing list covers the usage of ffmpeg's command line tools. For questions regarding programming with the libav* APIs and ABIs, please visit libav-user: https://ffmpeg.org/mailman/listinfo/libav-user > The target encoding is HEVC (via NVENC) stored in an MP4 container. [...] > av_dict_set(&frame->metadata, "my-custom-key", data, 0); // data: 23-char > string IIUC, the MP4 container doesn't support arbitrary metadata keys. See here for an indication of the supported ones: https://wiki.multimedia.cx/index.php/FFmpeg_Metadata#QuickTime.2FMOV.2FMP4.2FM4A.2Fet_al. Cheers, Moritz _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
