Quote:
Originally Posted by aufkrawall
When you have fixed it, converting RGB to I444 YCgCo should be totally lossless, right? 
That would be really very cool, makes RGB redundant.
Edit: Is there any way to losslessly convert back to RGB? |
You need at least one more bit, ie, RGB 8bit->YCgCo 9bit->RGB 8bit is perfect. There's no way to exactly express every value from RGB 8bit in YCgCo 8bit because YCgCo covers a lot more colors.