Assuming you mean what I think you mean, it does work. e.g. a[::2, ::3].flat[idx], where idx is from 0 to width*height of the view (idx can also be a NumPy ar

Assuming you mean what I think you mean, it does work. e.g. a[::2, ::3].flat[idx], where idx is from 0 to width*height of the view (idx can also be a NumPy array, for getting multiple values)