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Add "Video Capture" example

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	`1`	`+# Video Capture`
	`2`	`+`
	`3`	`+An simple video capture program`
	`4`	`+Copyright (c) 2024 Ercan Ersoy`
	`5`	`+`
	`6`	`+This example shows video display from first webcam.`

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	`1`	`+# video Capture - An simple video capture program`
	`2`	`+# Copyright (c) 2024 Ercan Ersoy`
	`3`	`+# This file licensed under MIT License.`
	`4`	`+# Write this code using ChatGPT.`
	`5`	`+`
	`6`	`+# Imports`
	`7`	`+import cv2`
	`8`	`+import sys`
	`9`	`+`
	`10`	`+# Initialize video capture`
	`11`	`+capture = cv2.VideoCapture(0)`
	`12`	`+`
	`13`	`+# Check if the webcam is opened correctly`
	`14`	`+if not capture.isOpened():`
	`15`	`+ print("Error: Could not open webcam.", file=sys.stderr)`
	`16`	`+ exit()`
	`17`	`+`
	`18`	`+# Continuously capture frames`
	`19`	`+while True:`
	`20`	`+ # Read the frame`
	`21`	`+ ret, frame = capture.read()`
	`22`	`+`
	`23`	`+ # If frame is read correctly ret is True`
	`24`	`+ if not ret:`
	`25`	`+ print("Error: Failed to capture frame.", file=sys.stderr)`
	`26`	`+ break`
	`27`	`+`
	`28`	`+ # Display the frame`
	`29`	`+ cv2.imshow('Frame', frame)`
	`30`	`+`
	`31`	`+ key_code = cv2.waitKey(1)`
	`32`	`+`
	`33`	`+ # Break the loop if ESC is pressed`
	`34`	`+ if cv2.getWindowProperty("Frame", cv2.WND_PROP_VISIBLE) < 1:`
	`35`	`+ break`
	`36`	`+`
	`37`	`+# Release the video capture object`
	`38`	`+capture.release()`
	`39`	`+`
	`40`	`+# Close windows`
	`41`	`+cv2.destroyAllWindows()`

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