_getDefaultVideoFrame() {

		let defaultVideoFrame = this.defaultVideoFrame;

		if ( defaultVideoFrame === null ) {

			const init = {
				timestamp: 0,
				codedWidth: 1,
				codedHeight: 1,
				format: 'RGBA',
			};

			this.defaultVideoFrame = defaultVideoFrame = new VideoFrame( new Uint8Array( [ 0, 0, 0, 0xff ] ), init );

		}

		return defaultVideoFrame;

	}
Returns the default video frame used as default data in context of video textures.

@private
@return {VideoFrame} The video frame.