[vlc-devel] [PATCH 08/48] fourcc: VDPAU surface types

Rafaël Carré funman at videolan.org
Wed Jul 3 20:30:36 CEST 2013

Le 03/07/2013 20:08, Rémi Denis-Courmont a écrit :
> Le mardi 2 juillet 2013 23:41:32, Rafaël Carré a écrit :
>> Le 02/07/2013 19:51, Rémi Denis-Courmont a écrit :
>>> VDPAU pictures have zero bits per pixel since they only carry picture
>>> infos and handles to GPU resources, no actual pixel data. Nevertheless,
>>> inclusion in chroma description is required for picture setup to work.
>> Good idea, this should be documented in vlc_fourcc.h though (the meaning
>> of value 0 for pixel_size)
> I don't know what the meaning of pixel_size is, so don't count on me to 
> document it.

Just document value 0 then.

> For NV12, the value is one (byte). What's that supposed to mean? pixel_bits is 
> even more confused/confusing.

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