(d, sz=65)
| 59 | return kern |
| 60 | |
| 61 | def defocus_kernel(d, sz=65): |
| 62 | kern = np.zeros((sz, sz), np.uint8) |
| 63 | cv2.circle(kern, (sz, sz), d, 255, -1, cv2.LINE_AA, shift=1) |
| 64 | kern = np.float32(kern) / 255.0 |
| 65 | return kern |
| 66 | |
| 67 | |
| 68 | if __name__ == '__main__': |