Re: Re: V4L2 to-do list, No.2

[Bill Dirks <bdirks@xxxxxxxxxx>]

Gerd Knorr wrote:
> >  + Add two-plane Y/CbCr formats
> 
> Which fourcc codes have these?

NV12:
  4:2:0, 8 bits per sample like this
  Y  Y  Y  Y  Y  Y  Y  Y  [pad]
  Y  Y  Y  Y  Y  Y  Y  Y  [pad]
  Y  Y  Y  Y  Y  Y  Y  Y  [pad]
  Y  Y  Y  Y  Y  Y  Y  Y  [pad]
  Cb Cr Cb Cr Cb Cr Cb Cr [pad]
  Cb Cr Cb Cr Cb Cr Cb Cr [pad]
NV21:
  Same except Cr Cb

I seem to recall 4:2:2 versions, but I don't remember where I might have
seen them. MPEG-2, of course supports 4:2:2.

Bill.

PS. I'm going on a short vacation. Be back Wednesday.