add webcam as input image

app.py

@@ -65,5 +65,5 @@ def greet(image_to_test):
     img = face_recognition.load_image_file(os.path.join("data", filepath))
     return img, ret
 
-iface = gr.Interface(fn=greet, inputs=gr.Image(type="numpy"), outputs=["image", "text"])
+iface = gr.Interface(fn=greet, inputs=gr.Image(source="webcam", streaming=True, type="numpy"), outputs=["image", "text"])
 iface.launch()