--- a/dom/media/platforms/android/RemoteDataDecoder.cpp
+++ b/dom/media/platforms/android/RemoteDataDecoder.cpp
@@ -170,17 +170,17 @@ public:
 
       if (!ok) {
         HandleError(MediaResult(NS_ERROR_DOM_MEDIA_FATAL_ERR,
                                 RESULT_DETAIL("VideoCallBack::HandleOutput")));
         return;
       }
 
       bool isEOS = !!(flags & MediaCodec::BUFFER_FLAG_END_OF_STREAM);
-      int64_t durationUs;
+      int64_t durationUs = 0;
       if (!mDecoder->mInputDurations.Find(presentationTimeUs, durationUs) && !isEOS) {
         return;
       }
 
       if (size > 0) {
         RefPtr<layers::Image> img = new SurfaceTextureImage(
           mDecoder->mSurfaceTexture.get(), mDecoder->mConfig.mDisplay,
           gl::OriginPos::BottomLeft);