Q_PROPERTY(VideoMute *videoMute READ videoMute NOTIFY videoMuteChanged);
Q_PROPERTY(VideoTorch *videoTorch READ videoTorch NOTIFY videoTorchChanged);
Q_PROPERTY(VideoMute *videoMute READ videoMute NOTIFY videoMuteChanged);
Q_PROPERTY(VideoTorch *videoTorch READ videoTorch NOTIFY videoTorchChanged);