Trent Piepho wrote:

> > Y'CbCr" routines actually use the above "Y'PbBr" (using the colorspace
> > FAQ terminolog) coefficients (I don't remember where I got them from),
> > yet the converted Bt848 YUV video looks entirely normal to me!!!
>
> That doesn't make sense.  You say "RGB to Y'CbCr" routine, and then converted
> YUV video.  If you take YUV as input, you need a "Y'CbCr to RGB" routine.

I have both ways conversions: Y'CbCr <-> RGB, and both according to the newer
colorspace FAQ coefficients/terminology are really Y'PbPr. I havn't tested the
RGB -> Y'CbCr direction, but the Y'CbCr -> RGB converts bttv YUV data and the
colors look normal.

Ben




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