[FFmpeg-devel] Default dynamic range compression on AC3

Hendrik Leppkes h.leppkes at gmail.com
Thu Mar 26 08:26:50 CET 2015


On Thu, Mar 26, 2015 at 8:25 AM, madshi <madshi at gmail.com> wrote:
> 2015-03-26 0:04 GMT+01:00 Wiebe Cazemier <wiebe at halfgaar.net>:
>> So I was wondering if the default of 1 for drc_scale was chosen
>> purposefully or not. I feel very strongly that it should be 0 by default,
>> because I don't see why streams with AC3 (as opposed to DTS, AAC,
>> PCM, whatever) as audio should be treated differently if the user
>> didn't ask for it.
>
> I fully agree with you. That's why eac3to uses a patched ffmpeg build which
> has drc_scale forced to 0 in the code, just to be extra safe. I think it's
> a terrible idea to have it enabled by default.

Because you don't trust the option? Thats just silly.

- Hendrik


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