[MPlayer-dev-eng] [PATCH] Apple Video (rpza) decoder

Michael Niedermayer michaelni at gmx.at
Sun Feb 10 02:01:20 CET 2002


Hi

On Sunday 10 February 2002 01:37, Arpi wrote:
> Hi,
>
> > Yes, especially to find out which files need to be changed (all the
> > condecs.conf and codec-cfg.h stuff). The only missing info is something
> > about output format: which format must be supported by a codec? I had
> > to dig it out from tech-eng.txt in the vo section, and i'm still not
> > sure if BGR15 and BGR24/32 are both mandatory or if one format is
> > enough to work with every vo device (sdl converts them, but x11 does
> > not convert from BGR15 to BGR32)
>
> you have to implement YV12 _or_ ( rgb15 _and_ rgb24 )
> (i suggest yv12(+yuy2) for YUV based codecs and rgb 15+24 for RGB based
> ones) others are optional, but recommended for better speed (avoid
> conversion).
>
> anyway, nothing is mandatory, we already having codec ssupporting only
> rgb24 and so on, but it limits compatibility with vo drivers.
> btw we're working on general conversion/filter layer, so it won't be
> problem in the near(???) future.
the conversaton stuff is allready working (hopefully at least) but only 
vo_x11 & vo_vesa use it afaik
btw. are rgb formats used anywhere (i have never seen rgb, only bgr ...)

[...]

Michael



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