Track quality of experience on Roku

Implemement QOS

1. Identify when the bitrate changes during media playback, and use the mediaUpdateQoS API to update the QoS info on the Media SDK.

   QoSObject variables:

   TIP

   These variables are only required if you are tracking QoS.

   Variable	Description	Required
   bitrate	Current bitrate	Yes
   startupTime	Startup time	Yes
   fps	FPS value	Yes
   droppedFrames	Number of dropped frames	Yes

   For example:

   bitrate = 200000
   fps = 0
   droppedFrames = 1
   startupTime = 2
   qosinfo = adb_media_init_qosinfo(bitrate, startupTime, fps, droppedFrames)
   
   ADBMobile().mediaUpdateQoS(qosinfo)