In data Wednesday 2013-01-02 15:30:39 +0900, Quy Pham Sy ha scritto: > I'm making a segmenter that intervene ffmpeg's write_frame function and [...] > Here is my questions: > > 1. > > is that true that ffmpeg generate keyframes at irregular intervals (and > interval time can be up to few second (eg. 6)?
Yes, look for GOP size. > 2. > > How can we control the ffmpeg key frame generation? (i guess there > should be a ffmpeg command's argument for this, -force_key_frames maybe, > but I'm not sure) -force_key_frames, and check the ffmpeg-devel archive for: ffmpeg: implement -force_key_frames expression evalution _______________________________________________ Libav-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/libav-user
