Trent Piepho wrote:
> The blue tone you see might be the result of a different YUV color spaces.
> Unfortunately, people use YUV to refer to more than one different color space.
> For instance the YUV data from the bt848 isn't exactly the same as the YUV
> colorspace used in JPEG files. If you make a JPEG file using the YUV data
> from a bt848, or probably any other TV based capture card, the image looks
> wrong. I don't remember exactly, but I think it comes out too green.
Bt848/V4L use Y'CbCr, not YUV, but I think this sloppy usage of "YUV" is understood.
AFAIK, JPEG and MPEG also use Y'CbCr.
Ben
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