[FFmpeg-user] [N46146] Joined MPG = no sound

[Roger Pack]

On Tue, Nov 6, 2012 at 4:34 AM, Gilles <codecomplete at free.fr> wrote:

> Hello
>
> I used the following command found in the FAQ to join several MPG
> files of a 2h conference I shot with my camcorder:
>
> ffmpeg -i concat:"file1.mpg|file2.mpg" -c copy output.mpg
>
> However, the video plays fine in VLC, but there's no sound.
>

Maybe related to this:
http://ffmpeg.org/trac/ffmpeg/ticket/1720



On Tue, Nov 6, 2012 at 5:08 AM, Gilles <codecomplete at free.fr> wrote:

> On Tue, 6 Nov 2012 11:46:35 +0000 (UTC), Carl Eugen Hoyos
> <cehoyos at ag.or.at> wrote:
> >Complete, uncut console output missing.
> >
> >(Even more important: Does ffmpeg decode the resulting file?)
>
> I tried this, but it doesn't work in Windows (report.txt = empty):
> ffmpeg -i concat:"file1.mpg|file2.mpg" -c copy output.mpg > report.txt
>

There is a "-report filename" option.
Or possibly try
> report.txt 2>&1
GL!
-r




>
> So I tried this instead:
> ffmpeg -i concat:"file1.mpg|file2.mpg" -c copy -report output.mpg >
> report.txt
>
> But the file is still empty.
>
> Is there a way to have the Windows version of Ffmpeg save its log to a
> file?
>
> Thank you.
>
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