Ticket #28634: 28634.4.diff

src/wp-includes/class-wp-image-editor-imagick.php

@@ -310 +310 @@
                                 $size_data['crop'] = false;
                         }
 
+                        /**
+                         * Filter whether to strip the image exif data when resizing an image using Imagick.
+                         *
+                         * Can significantly reduce images file fizes for small/heavily compressed images.
+                         * Applies only when using `Imagick` for image manipulation. GD already strips exif data.
+                         *
+                         * @param bool   Whether to strip image image exif data. Default false.
+                         * @param string Image size identifier.
+                         */
+                        if ( apply_filters( 'image_strip_exif', false, $size ) ) {
+                                $this->strip_exif();
+                        }
+
                         $resize_result = $this->resize( $size_data['width'], $size_data['height'], $size_data['crop'] );
                         $duplicate = ( ( $orig_size['width'] == $size_data['width'] ) && ( $orig_size['height'] == $size_data['height'] ) );
 
@@ -530 +543 @@
 
                 return true;
         }
+
+        public function strip_exif() {
+                $profiles = $this->image->getImageProfiles( 'icc', true );
+
+                $this->image->stripImage();
+
+                if ( ! empty( $profiles ) ) {
+                        $this->image->profileImage( 'icc', $profiles['icc'] );
+                }
+        }
+
 }