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utils/util_sisr.py

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+#!/usr/bin/env python
+# -*- coding:utf-8 -*-
+# Power by Zongsheng Yue 2021-12-07 21:37:58
+
+import cv2
+import numpy as np
+
+def modcrop(im, sf):
+    h, w = im.shape[:2]
+    h -= (h % sf)
+    w -= (w % sf)
+    return im[:h, :w,]
+
+#-----------------------------------------Transform--------------------------------------------
+class Bicubic:
+    def __init__(self, scale=None, out_shape=None, matlab_mode=True):
+        self.scale = scale
+        self.out_shape = out_shape
+
+    def __call__(self, im):
+        out = cv2.resize(
+                im,
+                dsize=self.out_shape,
+                fx=self.scale,
+                fy=self.scale,
+                interpolation=cv2.INTER_CUBIC,
+                )
+        return out