[FFmpeg-user] Several audio tracks encoding issue

Andrey Aleksandrovich andrey.aleksandrovich at googlemail.com
Sat Apr 6 20:08:46 CEST 2013

The first audio track is OK (~128KB VBR). But the second one is bad
(32KB CBR). Why it is happened?

On 4/6/13, Liam Condron-Farnos <23liam at googlemail.com> wrote:
>>But, the command:
>>$ ffmpeg -i v.avi -i a1.wav -i a2.wav -map 0:0 -map 1:0 -map 2:0
>>-q:v:0 3 -q:a:0 5 -q:a:1 5 final.avi
>>generates bad second audio track (32Kbps, instead of specified quality
> setting).
>>What's wrong? How to set this correctly?
> `-q` sets a specific quality, rather than a bit rate; the bit rate will
> vary depending on the nature of the audio track. Is the audio quality bad?
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