[x264-devel] Worse PSNR with --subme 9 and --subme 11

Николай Рыжков namezys.work at gmail.com
Tue Nov 5 12:24:48 CET 2013


Greetings

2013/11/5 <x264-devel-request at videolan.org>

> On Mon, Nov 4, 2013 at 4:08 PM, Raul Lopez <raulizahi at gmail.com> wrote:
> > I am trying to improve the PSNR quantitative video quality of x264 by
> > reducing or eliminating early terminations but I actually get worse PSNR
> > results:
>
> You're not using --tune psnr, so it's not surprising that "better"
> settings don't give better PSNR, as x264 isn't tuning for it.
>

Are -tune film or -tune animation better for visual quality?
How can I understand visual quality without view result?
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