| B | ↘ | C | ImagemagickImage got worse |
| ⇢ | D | ImagemagickImage::cmd() added | |
| ⇢ | A | ImagemagickImage::compositeCmd() added | |
| ⇢ | A | ImageFactory::__construct() added | |
| ⇢ | A | ImageFactory::defaultMap() added | |
| ⇢ | A | ImagemagickImage::availableCommands() added | |
| A | ↘ | D | ImagemagickImage::findCmd() got worse |
| A | ↛ | ImageFactory::map() removed |