MAGETWO-45130: Gallery can't be easily opened in a Full-screen mode

Author: slopok

lib/web/magnifier/magnifier.js

@@ -571,9 +571,11 @@
         }
 
         function toggleZoomButtons($image) {
-            var path = $image.attr("src"),
+            var path = $image.attr('src'),
+                isVideo = $image.parent().hasClass('fotorama-video-container'),
                 imgSize;
-            if (path) {
+
+            if (path && !isVideo) {
                 imgSize = getImageSize(path);
                 if ((imgSize.rh > $image.parent().height()) || (imgSize.rw > $image.parent().width())) {
                     $('.fotorama__zoom-in').show();