Method begin

modules/commodetto/commodettoRLEOut.js:53–59

(x, y, width, height)

		this.key = dictionary.key;
	}
	begin(x, y, width, height) {
		this.buffers = [];
		this.output = undefined;
		this.windowWidth = width;
		this.windowHeight = height;
		this.scratch = new Uint8Array(this.pixelsToBytes(width) + width);
	}
	send(pixels, offsetIn = 0, count = pixels.byteLength - offsetIn) {
		let width = this.windowWidth;
		let mask = new Uint8Array(this.pixelsToBytes(width))