Method getImageData

tfjs-node/src/canvas_test.ts:21–27

(x: number, y: number, width: number, height: number)

class MockContext {
  getImageData(x: number, y: number, width: number, height: number) {
    const data = new Uint8ClampedArray(width * height * 4);
    for (let i = 0; i < data.length; ++i) {
      data[i] = i + 1;
    }
    return {data};
  }
}

class MockCanvas {