Color sampleswithin each pixelBilinear4:4:4 to 4:2:2Bilinear4:2:2 to 4:4:4Cb’i = (Cb(2*i) + Cb(2*i+1)) / 2Cr’i = (Cr(2*i) + Cr(2*i+1)) / 2Cb’’ i = (3* Cb’(i/2) + Cb’(i/2-1)) / 4Cr’’ i = (3* Cr’(i/2) + Cr’(i/2-1)) / 4Cb...
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