what is ycbcr
A color image and its Y, C B and C R components. The Y image is essentially a greyscale copy of the main image. YCbCr, Yâ²CbCr, or Y Pb/Cb Pr/Cr, also written as YC B C R or Yâ²C B C R, is a family of color spaces used as a part of the color image pipeline in video and digital photography systems.