[FFmpeg-user] FFmpeg and libx264 presets and Constant Rate Factor (CRF)
Carl Eugen Hoyos
ceffmpeg at gmail.com
Sun Aug 8 02:42:44 EEST 2021
Am Sa., 7. Aug. 2021 um 11:12 Uhr schrieb Bill Crockett <wsc4 at optusnet.com.au>:
> If I choose a CRF of 20, and I use the "veryslow" preset, the quality will
> still be the same if I choose a CRF of 20 and use the "superfast" preset?
>
> The same with this. If I choose a CRF of 10, and I use the "veryslow"
> preset, the quality will still be the same if I choose a CRF of 10 and use
> the "superfast" preset?
The quality will be (very) similar in both cases, it will not be 100% identical.
Carl Eugen
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