From b55f71a29d92543230d8ea948c1def1ab5478286 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stanis=C5=82aw=20Chmiela?= <sjchmiela@gmail.com>
Date: Thu, 28 Apr 2016 14:37:45 +0200
Subject: [PATCH] Add onPlaybackRateChange callback

---
 RCTVideo.m        | 6 ++++++
 RCTVideoManager.m | 3 ++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/RCTVideo.m b/RCTVideo.m
index 14dbf5bc..446eef04 100644
--- a/RCTVideo.m
+++ b/RCTVideo.m
@@ -317,6 +317,12 @@ static NSString *const playbackRate = @"rate";
                                               body:@{@"target": self.reactTag}];
         }
     }
+  } else if (object == _player) {
+      if([keyPath isEqualToString:playbackRate] && [change objectForKey:NSKeyValueChangeNewKey]) {
+          [_eventDispatcher sendInputEventWithName:@"onPlaybackRateChange"
+                                              body:@{@"playbackRate": _player.rate,
+                                                     @"target": self.reactTag}];
+      }
   } else {
       [super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
   }
diff --git a/RCTVideoManager.m b/RCTVideoManager.m
index e6d93670..2e69ea0c 100644
--- a/RCTVideoManager.m
+++ b/RCTVideoManager.m
@@ -29,7 +29,8 @@ RCT_EXPORT_MODULE();
     @"onVideoFullscreenPlayerDidPresent",
     @"onVideoFullscreenPlayerWillDismiss",
     @"onVideoFullscreenPlayerDidDismiss",
-    @"onReadyForDisplay"
+    @"onReadyForDisplay",
+    @"onPlaybackRateChange"
   ];
 }