app.py

app.py

@@ -21,7 +21,7 @@ def detector_humanface(image_path):
   # image = cv2.imread(image_path)
   image = image_path
   # Converting color image to grayscale
-  grayscale_img = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
+  grayscale_img = cv2.cvtColor(np.array(image), cv2.COLOR_BGR2GRAY)
   # Taking pre-trained human face detector classifier
   face_cascade = cv2.CascadeClassifier(cv2.data.haarcascades + 'haarcascade_frontalface_alt.xml')
   # finding face in grayscale image