| Method | Channels | Notes |
| --- | --- | --- |
| alpha | RGBA | |
| replace | RGBA | |
| add | RGB | |
| multiply | RGB | |
| subtract | RGB | |
| lighten | RGB | |
| darken | RGB | |
| average | RGBA | |
| screen | RGB | |
| dissolve | RGB | |
| difference | RGB | |
| xor | RGB | |
| and | RGB | |
| or | RGB | |