Initial commit with project files

2_Bildbearbeitung/ü9/l_a.py

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+import cv2
+import numpy as np
+
+img = cv2.imread("../../data/car.png")
+img = cv2.resize(img, (500, 500))
+cv2.imshow("Original", img)
+
+
+def gamma_correction(img, gamma):
+    img = img.astype(np.float)
+    img = 255 * np.power(img, gamma) / np.power(255, gamma)
+    print(np.max(img))
+    img = img.astype(np.uint8)
+    return img
+
+
+for gamma in [0.5, 1, 2]:
+    cv2.imshow("%s" % gamma, gamma_correction(img, gamma))
+
+cv2.waitKey(0)
+