Update app.py

app.py

@@ -38,7 +38,7 @@ def predict_emotion(frame):
 
         # Overlay a box over the detected face
         cv2.putText(frame, label, (fX, fY - 10),
-                    cv2.FONT_HERSHEY_DUPLEX, 1, (238, 164, 64), 1)
+                    cv2.FONT_HERSHEY_DUPLEX, 0.5, (238, 164, 64), 1, cv2.LINE_AA)
         cv2.rectangle(frame, (fX, fY), (fX + fW, fY + fH),
                       (238, 164, 64), 2)