Y0
Y1
Cb(4)
Cr(5)
Y2
Y3
sensor Bayer data
Six 8x8 pixel blocks ready for compression - 4 intensity (Y) blocks and 2 differential color components (Cb and Cr)
Color processing to convert Bayer pixel data into color YCbCr 4:2:0 ready for JPEG or Ogg Theora compression
See more examples of the color conversion (you may generate them from your data sets too) at
http://community.elphel.com/jp4