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Update face-detect.py

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Lines changed: 7 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -12,13 +12,19 @@ def detect():`
`12`	`12`	`gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)`
`13`	`13`
`14`	`14`	`face = face_cascade.detectMultiScale(gray, 1.1, 4)`
	`15`	`+ a=str(len(face))`
	`16`	`+ font = cv2.FONT_HERSHEY_SIMPLEX`
	`17`	`+ if int(a)==1:`
	`18`	`+ cv2.putText(img,a+"face detected",(15,350), font, 2,(255,0,0),2,cv2.LINE_AA)`
	`19`	`+ else:`
	`20`	`+ cv2.putText(img,a+"faces detected",(15,350), font, 2,(255,0,0),2,cv2.LINE_AA)`
`15`	`21`
`16`	`22`	`for (x, y, w, h) in face:`
`17`	`23`	`cv2.rectangle(img, (x, y), (x + w, y + h), (0, 255, 0), 2)`
`18`	`24`
`19`	`25`	`cv2.imshow("Face Detect", img)`
`20`	`26`
`21`		`- if cv2.waitKey(1) == 27:`
	`27`	`+ if cv2.waitKey(1) &0xFF== ord('q'):# Press q to quit`
`22`	`28`	`break`
`23`	`29`
`24`	`30`	`cap.release()`

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