How to add subtitle and concat video file in a line with ffmpeg?
I have 3 videos : 1387432825.avi, 1387435884.avi, 1387436066.avi and 3 subtitles for videos: part1.ass, part2.ass, part3.ass I try to add subtitle to each videos with commands: ffmpeg -i 1387432825.avi -vf ‘ass=part1.ass’ -preset ultrafast -y part1.mp4 ffmpeg -i 1387435884.avi -vf ‘ass=part2.ass’ -preset ultrafast -y part2.mp4 ffmpeg -i 1387436066.avi -vf ‘ass=part3.ass’ -preset ultrafast -y part3.mp4 Then, I […]