(1) http://192.168.29.111/api/setmode?mode=landscape
(2) http://192.168.29.111/api/setinterval?interval=5
(3) http://192.168.29.111/api/delete?filename=bhim1.jpg
(4) http://192.168.29.111/api/list
(5) http://192.168.29.110/api/setrotation?rotation=start
(6) http://192.168.29.110/api/setrotation?rotation=stop