locate mjpg-streamer plugins

screenless/bureau/photography/photography.py

@@ -66,10 +66,11 @@ class Photography(Bureau):
         modpath = os.path.dirname(__file__)
         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'"]
 
         print(cmd)
-        proc = subprocess.Popen(cmd)
+        proc = subprocess.Popen(cmd, cwd=mjpg_dir)
 
         # copy last image to the tmpfile
         filelist = os.listdir()