Initial commit with project files

Sandkasten/transformations.py

@@ -0,0 +1,40 @@
+import cv2
+import numpy as np
+
+
+img = cv2.imread("data/flower.jpeg")
+img = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
+rows, cols = img.shape
+
+M1 = np.float32([
+    [1, 0, 0],
+    [0, -1, rows]
+])
+
+M2 = np.float32([
+    [-1, 0, cols],
+    [0, 1, 0]
+])
+
+M3 = np.float32([
+    [2, 0, -int(cols/2)],
+    [0, 2, -int(rows/2)]
+])
+
+
+dst1 = cv2.warpAffine(img, M1 ,(cols,rows))
+dst2 = cv2.warpAffine(img, M2 ,(cols,rows))
+dst3 = cv2.warpAffine(img, M3 ,(cols,rows))
+
+
+cv2.imshow("A", img)
+cv2.imshow("1", dst1)
+cv2.imshow("2", dst2)
+cv2.imshow("3", dst3)
+
+cv2.waitKey(0)
+
+cv2.imwrite("/home/kaiser/Schreibtisch/ownCloud/Vorlesung/DigitaleBildverarbeitung/Klausuren/Klausur_WS2021/images/flower_original.png", img)
+cv2.imwrite("/home/kaiser/Schreibtisch/ownCloud/Vorlesung/DigitaleBildverarbeitung/Klausuren/Klausur_WS2021/images/flower_1.png", dst1)
+cv2.imwrite("/home/kaiser/Schreibtisch/ownCloud/Vorlesung/DigitaleBildverarbeitung/Klausuren/Klausur_WS2021/images/flower_2.png", dst2)
+cv2.imwrite("/home/kaiser/Schreibtisch/ownCloud/Vorlesung/DigitaleBildverarbeitung/Klausuren/Klausur_WS2021/images/flower_3.png", dst3)