5d243147 5d243147 45122134 45122134 45122134 
5d243147 5d243147 45122134 45122134 45122134 
45122134 45122134 45122134 45122134 45122134 
45122134 45122134 45122134 45122134 45122134 
45122134 45122134 45122134 45122134 80a9bbcb 
transparentSource: f00e0e0e
Non-transparent testing
Original pixel: ff000000
transparent source mergeAlpha=false ff0d0d0d
transparent source mergeAlpha=true ff0d0d0d
nontransparent source mergeAlpha=false ff020406
nontransparent source mergeAlpha=true ff020406

Transparent testing
Original pixel: ffffffff
nontransparent source mergeAlpha=false ff020406
nontransparent source mergeAlpha=true ff020406
Copy with alphaPoint=undefined:
ff800000 ff800000 0 0 0 
ff800000 ff800000 0 0 0 
0 0 0 0 0 
0 0 0 0 0 
0 0 0 0 0 
