kill with sigterm. larger ring-buffer.

screenless/bureau/photography/photography.py

@@ -1,6 +1,7 @@
 import os
 import subprocess
 import shutil
+import signal
 import tempfile
 import time
 
@@ -34,6 +35,7 @@ class Photography(Bureau):
         # set up the gpios for lamp & knobs
         gpio.init()
         gpio.setcfg(self.doc_light_pin, gpio.OUTPUT)
+        gpio.output(self.doc_light_pin, gpio.LOW)
 
 
     def _doc_light_on(self):
@@ -65,12 +67,12 @@ class Photography(Bureau):
         mjpg = os.path.join(modpath, "..", "..", "lib", "mjpg-streamer",
                             "mjpg-streamer-experimental", "mjpg_streamer")
         mjpg_dir = os.path.dirname(mjpg)
-        cmd = mjpg.split() + ["-i", "input_uvc.so -r 3264x2448 -n", "-o", "output_file.so -f /tmp/webcam -d 500 -s 1"]
+        cmd = mjpg.split() + ["-i", "input_uvc.so -r 3264x2448 -n", "-o", "output_file.so -f /tmp/webcam -d 500 -s 2"]
 
         print(cmd)
         proc = subprocess.Popen(cmd, shell=True, env={"LD_LIBRARY_PATH": mjpg_dir})
         time.sleep(2)
-        proc.terminate()
+        proc.kill(signal.SIGTERM)
         time.sleep(1)
 
         # copy last image to the tmpfile