Slice rectangle from an array with pixels. clip(arr, shape=[w, h?, channels=4], rect=[x, y?, w?, h?]) var clip = require('clip-pixels') var pixels = [0, 1, 0,1, 1, 1,0, 1, 0]pixels = clip(pixels, [3, 3, 1], [1, 0, 2, 3]) /*1, 0,1, 1,1, 0*/