[NUT-devel] [PATCH] Additional planar YUVA? format fourccs

[stefasab]

On date Friday 2010-05-21 18:22:13 +0200, Stefano Sabatini wrote:
> On date Friday 2010-05-21 04:54:11 +0200, Michael Niedermayer nutted:
> > On Fri, May 21, 2010 at 12:18:32AM +0200, Stefano Sabatini wrote:
> > > Hi,
> > > 
> > > this follows from a discussion on ffmpeg-devel:
> > > http://thread.gmane.org/20100514214352.GE2585@MichaelsNB
> > > 
> > > We need this in order to support to contain in NUT all the formats
> > > currently supported by FFmpeg, which in turn is required by the lavfi
> > > test system.
> > > 
> > > Regards.
> > 
> > >  nut4cc.txt |   32 ++++++++++++++++++++++++++++++++
> > >  1 file changed, 32 insertions(+)
> > > 8bcd168001001097502f105d2283671d83d5effd  define-yuva-fourcc.patch
> > > Index: docs/nut4cc.txt
> > > ===================================================================
> > > --- docs/nut4cc.txt	(revision 668)
> > > +++ docs/nut4cc.txt	(working copy)
> > > @@ -101,6 +101,38 @@
> > >  RGB[48] Packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as little-endian [NOT in AVI]
> > >  [48]RGB Packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as big-endian    [NOT in AVI]
> > >  
> > > +Since many exotic planar YUVA pixel formats are not contemplated by
> > > +AVI/QuickTime FourCC list, the following scheme is adopted for
> > > +representing them.
> > > +
> > > +The first two bytes can contains the values:
> > > +Y1 = only Y
> > > +Y3 = YUV
> > > +Y4 = YUVA
> > 
> > > +YA = Y+A
> > 
> > Y2
> 
> Updated.

Ping.