Patch-Magento_Catalog-image-frame-default-and-hash.patch

--- Helper/Image.php	2019-03-15 05:00:38.000000000 +0300
+++ Helper/Image.php	2019-09-13 18:31:38.828017728 +0300
@@ -212,9 +212,7 @@
 
         // Set 'keep frame' flag
         $frame = $this->getFrame();
-        if (!empty($frame)) {
-            $this->_getModel()->setKeepFrame($frame);
-        }
+        $this->_getModel()->setKeepFrame($frame);
 
         // Set 'constrain only' flag
         $constrain = $this->getAttribute('constrain');
--- Model/View/Asset/Image.php	2019-03-15 05:00:38.000000000 +0300
+++ Model/View/Asset/Image.php	2019-09-13 18:47:20.269314350 +0300
@@ -200,11 +200,11 @@
         $miscParams['image_width'] = 'w:' . ($miscParams['image_width'] ?? 'empty');
         $miscParams['quality'] = 'q:' . ($miscParams['quality'] ?? 'empty');
         $miscParams['angle'] = 'r:' . ($miscParams['angle'] ?? 'empty');
-        $miscParams['keep_aspect_ratio'] = (isset($miscParams['keep_aspect_ratio']) ? '' : 'non') . 'proportional';
-        $miscParams['keep_frame'] = (isset($miscParams['keep_frame']) ? '' : 'no') . 'frame';
-        $miscParams['keep_transparency'] = (isset($miscParams['keep_transparency']) ? '' : 'no') . 'transparency';
-        $miscParams['constrain_only'] = (isset($miscParams['constrain_only']) ? 'do' : 'not') . 'constrainonly';
-        $miscParams['background'] = isset($miscParams['background'])
+        $miscParams['keep_aspect_ratio'] = (!empty($miscParams['keep_aspect_ratio']) ? '' : 'non') . 'proportional';
+        $miscParams['keep_frame'] = (!empty($miscParams['keep_frame']) ? '' : 'no') . 'frame';
+        $miscParams['keep_transparency'] = (!empty($miscParams['keep_transparency']) ? '' : 'no') . 'transparency';
+        $miscParams['constrain_only'] = (!empty($miscParams['constrain_only']) ? 'do' : 'not') . 'constrainonly';
+        $miscParams['background'] = !empty($miscParams['background'])
             ? 'rgb' . implode(',', $miscParams['background'])
             : 'nobackground';
         return $miscParams;