Merge pull request larymak#80 from Pranathi-star/main

Added capture image using webcam python script

Author: larymak

Capture Image and Save in Local/README.md

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+# Capture and save an image in local using webcam
+
+## Description
+This snippet of code will allow you to capture images from your webcam and save in your local system.
+
+## Requirements
+
+`$ pip install opencv-python`
+
+## Steps To Execution
+- Fork this repo and navigate to Capture Image and Save in Local folder
+- Run capture_img.py using `$ python capture_img.py`
+- A webcam window is displayed. Adjust the desired object in position and press the Spacebar key to capture.
+- Check the command prompt for a success or failure message.
+- If successful, you will see an image with name opencv_frame_0.png in the same directory as the python script.
+- Press the Escape key to close the webcam window. 
+
+## Code Output
+
+![How the webcam window will look](https://user-images.githubusercontent.com/52571012/136180247-ccb18582-31b6-4e81-9785-afd86e01cb00.png)
+![How the directory structure looks](https://user-images.githubusercontent.com/52571012/136180075-705a734b-4cc1-48ab-81c6-2501c3b9d29f.png)

Capture Image and Save in Local/capture_img.py

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+import cv2
+
+cam = cv2.VideoCapture(0)
+
+img_counter = 0
+
+while True:
+    ret, frame = cam.read()
+    if not ret:
+        print("Failed to grab frame")
+        break
+    cv2.imshow("Capture Image using webcam and save in local storage!", frame)
+
+    k = cv2.waitKey(1)
+    if k%256 == 27:
+        # ESC pressed
+        print("Escape hit, closing...")
+        break
+    elif k%256 == 32:
+        # SPACE pressed
+        img_name = "opencv_frame_{}.png".format(img_counter)
+        cv2.imwrite(img_name, frame)
+        print("{} written!".format(img_name))
+        img_counter += 1
+
+cam.release()
+
+cv2.destroyAllWindows()
+
+

Capture Image and Save in Local/output_ex/Screenshot (1272).png

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+numpy==1.21.2
+opencv-python==4.5.3.56