About: B-Y

indicates a color difference signal between Blue (B) and a Luminance component, as part of a Luminance (Y) and Chrominance (C) color model. It has different meanings depending on the exact model used: * U in YUV, a generic model used for analog and digital image formats; * Cb in YCbCr, used for digital images and video; * Pb in YPbPr, used in analog component video; * Db in YDbDr, used in analog SECAM and PAL-N;