Hacker News new | ask | show | jobs
by kaptain 1135 days ago
Can someone help with the math? Why do they divide by two to calculate the memory size of the sheet? Thanks!
2 comments
beached_whale 1135 days ago
Each pixel was 4bits(1/2 byte), and memory is in bytes
link
0xcde4c3db 1135 days ago
Each pixel is stored as a 4-bit index, so 2 pixels per byte.
link