If drag finger started on player view and end on outside view, triggered MotionEvent.ACTION_UP event and triggered toggle player controls. also if begin drag finger on playerview and end on it, player controls same triggered. Reproduction steps: ------------------------- open demo app, modify player_activity.xml set some fixed hegiht for playerview, example 100dp run on device or emulator. play any example from list. - ExoPlayer version number: r2.16.1 - Android version: any supported version - Android device: any supported device