Ticket #21668: 21668.patch

wp-admin/includes/image-edit.php

@@ -223 +223 @@
 
         switch ( $mime_type ) {
                 case 'image/jpeg':
+                        if ( function_exists( 'imageinterlace' ) )
+                                imageinterlace( $image, 1 );
                         return imagejpeg( $image, $filename, apply_filters( 'jpeg_quality', 90, 'edit_image' ) );
                 case 'image/png':
                         return imagepng($image, $filename);

wp-admin/includes/image.php

@@ -76 +76 @@
         if ( function_exists( 'imageantialias' ) )
                 imageantialias( $dst, true );
 
+        if ( function_exists( 'imageinterlace' ) )
+                imageinterlace( $dst, 1 );
+
         imagecopyresampled( $dst, $src, 0, 0, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h );
 
         imagedestroy( $src ); // Free up memory

wp-includes/media.php

@@ -464 +464 @@
                 // all other formats are converted to jpg
                 if ( 'jpg' != $ext && 'jpeg' != $ext )
                         $destfilename = "{$dir}/{$name}-{$suffix}.jpg";
+
+                if ( function_exists( 'imageinterlace' ) )
+                        imageinterlace( $newimage, 1 );
+
                 if ( !imagejpeg( $newimage, $destfilename, apply_filters( 'jpeg_quality', $jpeg_quality, 'image_resize' ) ) )
                         return new WP_Error('resize_path_invalid', __( 'Resize path invalid' ));
         }