On Sat, Sep 23, 2023 at 12:21 PM Ferdi Scholten <fe...@sttc-nlp.nl> wrote: > > >> Le sam. 23 sept. 2023 à 17:38, Mark Filipak > >> <markfilipak.i...@gmail.com> a écrit : > >>> On Sat, Sep 23, 2023 at 2:29 AM Paul B Mahol<one...@gmail.com> wrote: > >>>> On 9/23/23, Mark Filipak<markfilipak.i...@gmail.com> wrote: > >>>>> Why doesn't this work? I made an MP4 with 9 subtitle streams via > >>>>> HandBrake. I think ffmpeg and HandBrake use the same libraries. > > -snip- > >>> "codec not currently supported in container [mp4]" is obviously not > >>> true. I've proven that MP4 does support at least 9 SRT subtitles. > >> I don't think it's the number of subs > > I agree. > > > >> but rather the subrip format (aka. codec) > > I don't agree. HandBrake has no problem with it. Whatever HandBrake > > can do, ffmpeg can also do. The matter is How. > > srt subtitles are not officially supported by the mp4 specifications.
Do you know how I can get the MP4 specifications? And... what percentage of the things being done are in specifications? 100%? 75%? I find the MPEG specifications (ITU, actually) to be vague. > They need to be converted to TTXT format, What is TTXT format? Do you know how I can get specifications? > Furthermore for ffmpeg to do > that the encoding of the srt file needs to be UTF8, other formats are > (supposedly) not supported. (default encoding for srt is Windows-1252) Okay, fine. (I've never seen an SRT that wasn't UTF8.) _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".