[transmageddon] only set dvdreadproperties if actually working with dvdreadsrc

[Christian Fredrik Kalager Schaller <uraeus src gnome org>]

commit 5ef3f69ce0d44ff28245a8e7549008ac2b082bea
Author: Christian Fredrik Kalager Schaller <uraeus linuxrising org>
Date:   Sat Jul 27 11:52:48 2013 +0200

    only set dvdreadproperties if actually working with dvdreadsrc

 src/transcoder_engine.py |    9 +++------
 1 files changed, 3 insertions(+), 6 deletions(-)
---
diff --git a/src/transcoder_engine.py b/src/transcoder_engine.py
index 3e03d85..d597f8a 100644
--- a/src/transcoder_engine.py
+++ b/src/transcoder_engine.py
@@ -430,12 +430,9 @@ class Transcoder(GObject.GObject):
                    else:
                            src_pad.link(self.sinkpad)
    def dvdreadproperties(self, parent, element):
-        print("setting DVD properties")
-        print(self.streamdata['filename'])
-        print(self.streamdata['dvdtitle'])
-        #if self.streamdata['dvdtitle']:
-        element.set_property("device", self.streamdata['filename'])
-        element.set_property("title", self.streamdata['dvdtitle'])
+        if "GstDvdReadSrc" in str(element)     :
+            element.set_property("device", self.streamdata['filename'])
+            element.set_property("title", self.streamdata['dvdtitle'])
 
    def OnEncodebinElementAdd(self, encodebin, element):
        factory=element.get_factory()