| 131 | } |
| 132 | |
| 133 | array medianfilter(const array &in, int window_width, int window_height) { |
| 134 | array ret_val(in.dims()); |
| 135 | ret_val(span, span, 0) = |
| 136 | medfilt(in(span, span, 0), window_width, window_height); |
| 137 | ret_val(span, span, 1) = |
| 138 | medfilt(in(span, span, 1), window_width, window_height); |
| 139 | ret_val(span, span, 2) = |
| 140 | medfilt(in(span, span, 2), window_width, window_height); |
| 141 | return ret_val; |
| 142 | } |
| 143 | |
| 144 | array gaussianblur(const array &in, int window_width, int window_height, |
| 145 | double sigma) { |