use full path for images

screenless/bureau/photography/photography.py

@@ -75,11 +75,12 @@ class Photography(Bureau):
         time.sleep(2)
         killer_cmd = "killall -s SIGINT mjpg_streamer"
         subprocess.Popen(killer_cmd.split())
-        time.sleep(2)
+        time.sleep(1)
 
         # copy last image to the tmpfile
         filelist = os.listdir("/tmp/webcam")
         newest = max(filelist, key=lambda x: os.stat(x).st_mtime)
+        newest = os.path.join("/tmp/webcam", newest)
         shutil.copyfile(newest, tmpimg.name)
         
         self._doc_light_off()