[FFmpeg-user] Concat input protocol: more files, more missing streams

littlebat dashing.meng at gmail.com
Sun Sep 15 03:35:01 CEST 2013

On Sat, 14 Sep 2013 18:13:14 +0200
Thierry Lelégard <thierry.lelegard at free.fr> wrote:

> Hello,
> After all, the problem seems the size of the input, not the usage of
> the concat: protocol. I just tried to merge the 5 VOB files into one
> big .mpg file. And the result is the same: only 5 input streams are
> detected, all subtitle streams are missing.
> See test below:
> $ ffmpeg -probesize 10M -i VIDEO_TS.mpeg -codec:v copy -codec:a copy
> -t 10 -y out.mpg ffmpeg version N-56060-gbcd1c20 Copyright (c)

Your command line seems don't consider subtitle streams copy. Read

An untested idea:
replace "-codec:v copy -codec:a copy" with "-c copy" in your all

More information about the ffmpeg-user mailing list