[FFmpeg-devel] avcodec/proresdec : add 12b decoding support

Kieran O Leary kieran.o.leary at gmail.com
Mon Nov 19 00:50:00 EET 2018


On Sun, 18 Nov 2018, 21:58 Martin Vignali <martin.vignali at gmail.com wrote:

>
> I don't know, how to get the "wanted" pix_fmt output using ffmpeg cli, and
> I don't know, what the general "rules" of this project for multiple pix_fmt
> output for the same input file.
>
> If user option for decoding precision need to be remove,
> i think 422 need to stay in 10b decoding, and 444 need to be decode in 12b.
>

What happens if a 10-bit 444 file is decoded with 12-bit precision? Is this
just a resampling up to 12-bit for no real benefit?

-Kieran


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