Wednesday, October 15, 2014

YCbCr Color Space


The YCbCr color space was developed as part of ITU-R BT.601 during the development of a world-wide digital component video standard (discussed in Chapter 4). YCbCr is a scaled and of fset version of the YUV color space. Y is defined to have a nominal 8-bit range of 16– 235; Cb and Cr are defined to have a nominal range of 16–240. There are several YCbCr sampling formats, such as 4:4:4, 4:2:2, 4:1:1, and 4:2:0 that are also described.

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