(programming required) Implement quantization for image files, in a programming language of your choice. Specifically, implement quantize(n, k), and apply it to every pixel of a given image. (You’ll...

(programming required) Implement quantization for image files, in a programming language of your choice. Specifically, implement quantize(n, k), and apply it to every pixel of a given image. (You’ll need to research an image-processing library to use in your program.)