Initial commit with project files

2_Bildbearbeitung/ü8/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("Car", img)
+
+print("Image Shape:", img.shape)
+
+
+def T(pos, rotation, translation):
+    """ Transformation Matrix """
+    new_pos = np.matmul(rotation, pos) + translation
+
+    return new_pos
+
+
+new_image = np.zeros_like(img)
+
+rotation = [
+    [..., ...],
+    [..., ...]
+]
+translation = [
+    ...,
+    ...
+]
+
+
+for x in range(img.shape[1]):
+    for y in range(img.shape[0]):
+        old_pos = np.asarray([[x], [y]])
+        new_pos = T(old_pos, rotation, translation)
+        new_pos = new_pos.astype(int)
+        if 0 <= new_pos[0] < img.shape[1] and 0 <= new_pos[1] < img.shape[0]:
+            new_image[new_pos[1], new_pos[0]] = img[y, x]
+
+print(new_image.shape)
+cv2.imshow("After Transformation", new_image)
+
+cv2.waitKey(0)
+