Merge pull request #51 from moadmmh/master

Take a screenshot

Take_screenshot/README.md

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+# Take a Screenshot :
+
+A simple implementation on how to take screenshots .
+
+ #### Required Modules :
+  - Numpy   
+    ```bash
+      pip install numpy
+    ```
+  - Opencv   
+    ```bash
+      pip install opencv-python
+    ```
+  - Pyautogui 
+    ```bash
+      pip3 install pyautogui --user
+    ```
+  #### Results :
+    
+   ![alt text](https://github.com/moadmmh/Awesome-OpenCV/blob/master/Take_Screenshot/test.png)

Take_screenshot/screenshot.py

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+#Needed packages
+import numpy as np
+import cv2
+import pyautogui
+
+#take screenshot using pyautogui
+image = pyautogui.screenshot()
+
+#since the pyautogui takes as a PIL(pillow) and in RGB we need to convert it to numpy array and BGR 
+#so we can write it to the disk
+image = cv2.cvtColor(np.array(image),cv2.COLOR_RGB2BGR)
+
+#writing it to the disk using opencv
+cv2.imwrite("test.png",image)