[MPlayer-dev-eng] [PATCH] DCT decimation on P-Frames

Dominik 'Rathann' Mierzejewski dominik at rangers.eu.org
Sat Apr 22 13:18:02 CEST 2006


On Saturday, 22 April 2006 at 10:05, Guillaume POIRIER wrote:
[...]
> +.B (no)dct_decimate
> +Eliminate dct blocks on P-frames containing only a small single coefficient
> +(default: enabled).

Why is it enabled by default?

> +This will remove some details, so it will save bits that can be spent
> +again on other frames, hopefully raising overall subjective quality.
> +If you are compressing non-anime content with a high target bitrate, you
> +may want to disable this to preserve as much details as possible.

If that's the case, I think it's reasonable to leave it off by default.

Regards,
R.

-- 
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