How can I add keyframes for FLV files without reencoding? I try to use this command, but do nothing:
ffmpeg -i file.flv -vcodec copy -acodec copy -g 0 -y tmp.flv && yamdi -i tmp.flv -o out.flv
The (source and this) result is not seekable corretly with flash player. I have a lot of flv to "repair".