8-bit Luminance Channel

The 32-bpp ARGB final pixel is converted into an 8-bit luminance value.

Y=0.299R+0.587G+0.114B
Table 5-94. 8-bit Luminance Memory Mapping, Little Endian Organization
Mem. addr.0x30x20x10x0
Bit313029282726252423222120191817161514131211109876543210
AlphaY3Y2Y1Y0