[FFmpeg-user] ffmpeg ac-3 encoding speed

Davor Josipovic davorj at live.com
Mon Sep 3 12:52:46 CEST 2012


On 3/09/2012 11:59, Carl Eugen Hoyos wrote:
> Davor Josipovic <davorj <at> live.com> writes:
>
>> My question is rather whether I can _improve_ quality of the resulting
>> AC-3 stream by possibly reducing the encoding speed.
>
> (Was that really your original question?)
>
> Iirc, the ac-3 encoder takes exactly one quality option: -ab
> Perhaps one of the options that you see with ffmpeg -h
> ("AC-3 Encoder AVOptions") also affects quality, I am not sure.
>
> Carl Eugen
>

(Yes, that was the original question... or at least what I meant.)

Afais, the options that might effect quality per bit in a positive way 
are enabled by default.


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