public void Start()
{
FixCameraEvent();
}
private void FixCameraEvent()
    {
        if(mainCamera == null)
        {
            if (Camera.main != null)
                mainCamera = Camera.main;
            else
                Debug.LogError("Add the main camera to the mainCamera field");
        }

        videoControllerCanvas.GetComponent<Canvas>().worldCamera = mainCamera;
        if (videoPlayer.renderMode == VideoRenderMode.CameraFarPlane || videoPlayer.renderMode == VideoRenderMode.CameraNearPlane)
            videoPlayer.targetCamera = mainCamera;
    }