Ticket #56344: 56344-2.patch

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

@@ -380 +380 @@
                         // Set appropriate quality settings after resizing.
                         if ( 'image/jpeg' === $this->mime_type ) {
                                 if ( is_callable( array( $this->image, 'unsharpMaskImage' ) ) ) {
-                                        $this->image->unsharpMaskImage( 0.25, 0.25, 8, 0.065 );
+                                        /**
+                                         * Filters the unsharp mask radius, sigma, amount and threshold values used when resizing JPEG images.
+                                         *
+                                         * @since 6.2.0
+                                         *
+                                         * @param array $unsharp_mask_values {
+                                         *     An array of unsharp mask values.
+                                         *
+                                         *     @type float $radius  The radius of the unsharp mask.
+                                         *     @type float $sigma   The standard deviation of the unsharp mask.
+                                         *     @type int   $amount  The amount of the unsharp mask.
+                                         *     @type float $threshold The threshold of the unsharp mask.
+                                         * }
+                                         */
+                                        $unsharp_mask_values = apply_filters( 'image_editor_unsharp_mask_filter', array( 0.25, 0.25, 8, 0.065 ) );
+                                        $this->image->unsharpMaskImage( $unsharp_mask_values[0], $unsharp_mask_values[1], $unsharp_mask_values[2], $unsharp_mask_values[3] );
                                 }
 
                                 $this->image->setOption( 'jpeg:fancy-upsampling', 'off' );