[MPlayer-dev-eng] Re: [PATCH] some support for NV12 and NV21 image format

[Angelo Cano]

On Tue, Aug 19, 2003 at 05:59:46PM +0200, Michael Niedermayer wrote:
> Hi
> 
> On Saturday 05 July 2003 15:38, Arpi wrote:
> > Hi,
> >
> > > On Fri, Apr 18, 2003 at 11:36:46AM -0500, acano wrote:
> > > > I have a tv card that outputs yuv420p using NV12 format, this patch
> > > > enables NV12/NV21 -> YV12 conversion.
> > >
> > > Previous patch has mistakes in it, sorry.  Here's a new one.
> >
> > Michael, could you pls check the swscaler/vf_scale part?
> > i'm about commiting the rest, it looks ok.
> ok, but it will work only if NVxx is used without scaling & stride > 0, u can 
> apply it if u want, IMHO it wont break any working stuff
> 
> btw, ... yes the swscaler needs some cleanup so that new formats can be added 
> easier
> 
> [...]

An nv12 to yv12 converter has already added to cvs (Hauppauge Macroblock
support).  All I would need is a few little things like defining an
mp_image structure.

swscaler and vf_scale don't need to be changed.