2019-03-14 19:04 GMT+01:00, Lars Michaelis <l.michae...@gmx.de>: > Hi, > > I'm creating a mp4 file from several images by following ffmpeg call. > > ffmpeg.exe -y -framerate 25 -i img_%08d.png -vcodec libx264 -pix_fmt > yuv420p -preset veryslow -crf 25 out.mp4
Complete, uncut console output missing. > Each image displays a timestamp in milliseconds(for output framerate = > 25 fps). > > img_00000000.png => 0 > img_00000001.png => 40 > img_00000002.png => 80 > img_00000003.png => 120 > img_00000004.png => 160 > img_00000000.png => 240 > img_00000000.png => 320 > img_00000000.png => 360 > > and so on. > > The problem is, I need an exact framerate of 25 fps, this means every > 40ms the image shall change. This is - as far as the output video is concerned - guaranteed by your command line. > But when I am playing the created video and pause inbetween, I can see a > time difference of up to 200ms between the playtime and the time > displayed in the video itself. I don't understand how you pause the video and - at the same time - can measure a time difference in a video. Please elaborate, 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".