From 46a80d8418634cb26daa68f40bcf7436fd3939e1 Mon Sep 17 00:00:00 2001
From: j <0x006A@0x2620.org>
Date: Fri, 1 Jun 2012 11:36:38 +0200
Subject: [PATCH] only extract audio, video if source has it

---
 oxtimelines/timeline.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/oxtimelines/timeline.py b/oxtimelines/timeline.py
index 9624a06..8be0054 100644
--- a/oxtimelines/timeline.py
+++ b/oxtimelines/timeline.py
@@ -43,8 +43,11 @@ class Video(gst.Pipeline):
         self.sbin.props.expose_all_streams = True
         self.add(self.src, self.sbin)
 
+        info = ox.avinfo(uri)
+        self.audio = self.audio and info['audio'] != []
+        self.video = self.video and info['video'] != []
+
         if self.video:
-            info = ox.avinfo(uri)
             ratio = info['video'][0]['width'] / info['video'][0]['height']
             self.width = int(round(self.height * ratio))
             if self.width % 4: