[vlc-devel] [PATCH 2/2] Add VideoToolbox based decoder

[Rémi Denis-Courmont]

Le 2015-02-03 13:56, Jean-Baptiste Kempf a écrit :
> On 02 Feb, Rémi Denis-Courmont wrote :
>> > +    p_dec->fmt_out.i_codec = VLC_CODEC_YV12;
>>
>> YV12 for 10-bits seems very odd. Ditto for non-4:2:0.
>
> The VT library does the conversion and the dithering internally.

Of course the GPU or video DSP would easily downsample. But by the time 
VLC 3.0 comes out, and considering Apple's brand positioning, I would 
certainly expect real 10-bits output support. So I think that forcing 
8-bits here is a bad idea even if it works.

-- 
Rémi Denis-Courmont