Fix copying of alpha channel for different Imagick versions

Intervention · Jan 10, 2025 · a0b27ef · a0b27ef
1 parent de66c37
commit a0b27ef
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/src/Drivers/Imagick/Modifiers/CropModifier.php b/src/Drivers/Imagick/Modifiers/CropModifier.php
@@ -33,7 +33,7 @@ public function apply(ImageInterface $image): ImageInterface
 
             $canvas->compositeImage(
                 $frame->native(),
-                Imagick::COMPOSITE_COPYOPACITY,
+                $this->imagemagickMajorVersion() <= 6 ? Imagick::COMPOSITE_DSTIN : Imagick::COMPOSITE_COPYOPACITY,
                 ($crop->pivot()->x() + $this->offset_x) * -1,
                 ($crop->pivot()->y() + $this->offset_y) * -1,
             );
@@ -45,4 +45,13 @@ public function apply(ImageInterface $image): ImageInterface
 
         return $image;
     }
+
+    private function imagemagickMajorVersion(): int
+    {
+        if (preg_match('/^ImageMagick (?P<major>[0-9]+)\./', Imagick::getVersion()['versionString'], $matches) != 1) {
+            return 0;
+        }
+
+        return intval($matches['major'] ?? 0);
+    }
 }