Hi Carl,
On Sat, Dec 8, 2018 at 11:00 AM Carl Eugen Hoyos <ceffm...@gmail.com> wrote: > 2018-12-08 11:46 GMT+01:00, Kieran O Leary <kieran.o.le...@gmail.com>: > > > When re-wrapping DPX or TIFF images to Matroska, it appears that > > FFmpeg uses the V_QUICKTIME codec ID. > > Where can I find the specification for tiff in matroska and dpx in > matroska? > I don't think they exist - this remuxing is most likely not common/never used. I'll get in touch with the CELLAR/IETF list and see if anyone has any ideas. Also, as per my last email, DPX is fine - V_MS/VFW/FOURCC / dpx . I just had a crappy command line :( > > > Why is this used? > > > Would something like V_UNCOMPRESSED (for raw TIFF anyhow) > > be more appropriate/ > > If you use -vcodec rawvideo instead of tiff or dpx (which are not > rawvideo) you get V_UNCOMPRESSED but note that matroska > is not a useful container for rawvideo because it is not well > defined, use nut instead. > Cool, but why is a QuickTime ID used ? Is this some sort of generic fallback that ffmpeg uses? Best, Kieran. _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
