Sorry, my question wasnt clear enough! It is referring to the ffmpeg C lib, not the cli!
As in how does one implement the rotation with avformatcontext/avcodeccontext/avstream/avpacket/avframe (I'm not sure which one to use in this case). Show quoted text On Thu, 15 Dec 2016, at 07:05 AM, Jim Worrall wrote: > I don't fully understand your question, but you can rotate video > clockwise > 90* as you input it by adding -vf "transpose=1" before -i > > -vf transpose=2 should rotate it counter-clockwise. > > On Tue, Dec 13, 2016 at 8:28 AM, Victor dMdB <[email protected]> wrote: > > > Hi! > > > > I have an input stream which comes from a mobile device, and therefore > > has rotation metadata and side_data display matrix. > > > > I would like to transcode this, then output a stream, physically rotated > > without metadata. > > > > Do I have to use avfilter? Or can I set a parameter in avformatcontext > > to transpose it? > > > > I've tried setting the output side_data, but would prefer directly > > output the rotated frames. > > > > Thanks in advance for the help! > > _______________________________________________ > > ffmpeg-user mailing list > > [email protected] > > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > > > To unsubscribe, visit link above, or email > > [email protected] with subject "unsubscribe". > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
