1 The first case to consider is that where the image width is divisible
2 by 4. This case is shown below:
4 Planar Format Normal Raster order
5 ============= ===================
7 4 5 6 7 00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33
8 8 9 A B 04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37
9 08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B
22 Suppose we would like to render the image from (1,0) to (3,1), we
23 would render the coordinates: