basic document camera module

screenless/bureau/photography.py

@@ -0,0 +1,42 @@
+import subprocess
+import tempfile
+
+from bureau import Bureau, add_api
+
+
+class Photography(Bureau):
+    """
+    The Photography dept. provides document camera and other image
+    capture services for the Office.
+    """
+
+    name = "Photography Dept."
+    prefix = "PX"
+    version = 0
+
+    def __init__(self):
+        Bureau.__init__(self)
+
+    @add_api("photo", "Get Document Photo")
+    def print_fortune(self, data):
+        """
+        Takes a photograph using the document camera.  Returns
+        the file name.
+        """
+        try:
+            cb = data["callback"]
+        except KeyError as e:
+            print(e)
+            # TODO: this should log a real error
+            return
+        tmpimg = tempfile.NamedTemporaryFile(suffix=".jpg", delete=False)
+        tmpimg.close()
+        cmd = "fswebcam --jpeg 95 --no-banner --resolution 1920x1080 -D 0.5 "
+        cmd += "-F 2 " + tmpimg.name
+        subprocess.check_output(cmd.split())
+        self.send(cb, {"photo": tmpimg.name})
+
+
+if __name__ == "__main__":
+    px = Photography()
+    px.run()