[FFmpeg-user] wav concat woes

[Sean Darcy]

On 05/04/2014 06:03 AM, Nicolas George wrote:
> L'octidi 8 floréal, an CCXXII, Sean Darcy a écrit :
>>    Duration: 00:05:00.13, bitrate: 1411 kb/s
>
> Looking carefully, you can see the origin of the problem here: it is lacking
> the "start: 0.000000" indication.
>
> I do not understand yet why WAVE and a few other formats do not detect
> start_time=0, but the concat demuxer relies on it and can not work without
> it. I do not know which of the concat or WAVE demuxer is wrong.
>

So just to clarify, is the problem simply a mass of warnings even though 
the output is correct? or is there a problem with the output?

I ended up piping to ffmpeg from sox, so I never used the ffmpeg concat 
output.

sean