Final Code For Face Detection
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import cv2
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# Charger le classificateur Haar Cascade
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face_cascade = cv2.CascadeClassifier("HaarCascade.xml")
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face_cascade = cv2.CascadeClassifier("Haar_Cascade.xml")
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# Charger l'image dans OpenCV
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# Convertir l'image en niveaux de gris
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img = cv2.imread("Image.jpg")
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gray_img = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
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# Just to check if there is a photo
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if gray_img.shape[0] == 0 or gray_img.shape[1] == 0:
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print("Error: input image is empty")
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# Détection des visages dans l'image
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faces = face_cascade.detectMultiScale(
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