Am So., 24. Jan. 2021 um 18:23 Uhr schrieb Wolfgang Hugemann <a...@hugemann.de>: > > I did one step backward and tried to construct a vfr video from the > scratch using slides a an input: > > ffmpeg -y -f concat -i input.txt colors.mkv > > with input.txt as: > > ffconcat version 1.0 > file 'red.png' > duration 250ms > file 'yellow.png' > duration 500ms > file 'green.png' > duration 500ms > file 'cyan.png' > duration 250ms > file 'blue.png' > duration 500ms > file 'black.png' > duration 500ms > > This resulted in cfr for mp4 an vfr for mkv or webm (according to > MediaInfo, a Windows application). However, there seems to be something > wrong with the result colors.mkv, as no player, including ffplay uses > the specified durations.
I suspect that no player is able to deal with above frame durations. Old RealMedia files can be good sources for vfr tests. Carl Eugen _______________________________________________ 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".