[libav-tools] avconv resets sound level to zero.

Luca Barbato lu_zero at gentoo.org
Mon Dec 22 11:38:27 CET 2014

On 22/12/14 10:25, Benedict Breuer wrote:
> If two programs are right, then this is the absolute truth and the third
> one must be wrong.
> Argg.
> I tried the PCM-video in KDEnlive and suddenly there it had sound! Thus, I
> should rather discuss that on the totem and cinelerra lists.
> Sorry for that, guys.
> One more question:
> I found out that ffmpeg has the -complex_filter astats that could have
> detect that this is not a problem.
> Does avconv has a similar option?

avplay usually can do the same by plotting the audio spectrum, I wasn't 
aware of that, I have one of my many github branches about extracting 
information (ssim and such) from streams but never had the time to merge 
it back.

Thanks for the info.


More information about the libav-tools mailing list