[Libav-user] How to tell if a mp3 file was encoded with VBR?

Andrey Utkin andrey.krieger.utkin at gmail.com
Wed Jun 5 19:56:46 CEST 2013

2013/6/5 Hendrik Schreiber <hs at tagtraum.com>:
> Hey everybody:
> Is there an easy way to find out, whether an mp3 file (or any other codec for that matter) was encoded with VBR?

What about demuxing file to AVPackets, and then analyzing sum of their
sizes within sliding timestamp window?
I hope i used right terms.

Andrey Utkin

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