[FFmpeg-user] Couple of newbie questions

Roger Pack rogerdpack2 at gmail.com
Wed Nov 7 18:39:55 CET 2012

> ffmpeg -ss 0 -i input.mpg -t 60 -c:v libx264 -c:a copy output.x264.mpg
> => No video, no sound
> ffmpeg -ss 0 -i input.mpg -t 60 -c:v copy -c:a copy output.mpg
> => No sound

What do you mean by "no sound"? If you do
$ ffmpeg -i
on the file, what is the output?

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