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Feb 9th, 2021
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  1. void send_face_list(WebsocketsClient &client)
  2. {
  3.   client.send("delete_faces"); // tell browser to delete all faces
  4.   face_id_node *head = st_face_list.head;
  5.   char add_face[64];
  6.   for (int i = 0; i < st_face_list.count; i++) // loop current faces
  7.   {
  8.     sprintf(add_face, "listface:%s", head->id_name);
  9.     Serial.println(add_face);
  10.     client.send("listface:anonymous"); //send face to browser
  11.     head = head->next;
  12.   }
  13. }
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