Initial commit with project files

3_Signalorientierte_Bildverarbeitung/ü6/a.py

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+import cv2
+import numpy as np
+
+normal = cv2.imread("../../data/lena.png", cv2.IMREAD_GRAYSCALE)
+
+
+def valid_rows(N):
+    n = np.log2(N)
+    n = np.ceil(n)
+    N = np.power(2, n)
+    return N
+
+
+def create_H(m, N):
+    ...
+
+''' Reshape to valid resolution '''
+N, m = normal.shape
+new_N = valid_rows(N)
+print("Original Resolution:", m, "x", N)
+print("New Resolution:", m, "x", new_N)
+if N != new_N:
+    _ = np.zeros((new_N, m))
+    _[:N, :m] = normal
+    normal = _
+
+
+
+
+''' Show images '''
+cv2.imshow("normal", normal)
+
+cv2.waitKey()