Bug fix for no buffer

readme.md

@@ -654,7 +654,7 @@ Some more details on the object parameters
 
 ## Events
 
-You can listen for events on the element you setup Plyr on. Some events only apply to HTML5 audio and video.
+You can listen for events on the target element you setup Plyr on (see example under the table). Some events only apply to HTML5 audio and video.
 
 <table class="table" width="100%">
   <thead>

src/js/plyr.js

@@ -2245,9 +2245,14 @@
             if (typeof value === 'undefined') {
                 value = 0;
             }
-            // Default to buffer
+            // Default to buffer or bail
             if (typeof progress === 'undefined') {
-                progress = plyr.progress.buffer;
+                if (plyr.progress && plyr.progress.buffer) {
+                    progress = plyr.progress.buffer;
+                }
+                else {
+                    return;
+                }
             }
 
             // One progress element passed

src/less/plyr.less

@@ -375,7 +375,7 @@
     border-radius: 100%;
     box-shadow: 0 1px 1px fade(@plyr-video-controls-bg, 15%);
     color: @plyr-video-control-color;
-    transition: opacity .3s ease, visibility .3s ease;
+    transition: all .3s ease;
 
     svg {
         position: relative;

src/scss/plyr.scss

@@ -374,7 +374,7 @@
     border-radius: 100%;
     box-shadow: 0 1px 1px transparentize($plyr-video-controls-bg, .85);
     color: $plyr-video-control-color;
-    transition: opacity .3s ease, visibility .3s ease;
+    transition: all .3s ease;
 
     svg {
         position: relative;