From ca83c75a9ef9c93672033b1c3d03591ca756220d Mon Sep 17 00:00:00 2001
From: j <0x006A@0x2620.org>
Date: Wed, 21 Jan 2009 17:24:45 +1100
Subject: [PATCH] dont try to detect anything if files is empty

---
 oxgst/info.py | 48 ++++++++++++++++++++++++------------------------
 1 file changed, 24 insertions(+), 24 deletions(-)

diff --git a/oxgst/info.py b/oxgst/info.py
index a1e0827..877d6f9 100644
--- a/oxgst/info.py
+++ b/oxgst/info.py
@@ -35,34 +35,34 @@ class Info:
         self.dbin  = self.pipeline.get_by_name('dbin')
 
         self.metadata['size'] = os.stat(videofile).st_size
+        if self.metadata['size'] != 0:
+            self.bus = self.pipeline.get_bus()
+            self.dbin.connect('new-decoded-pad', self.demux_pad_added)
 
-        self.bus = self.pipeline.get_bus()
-        self.dbin.connect('new-decoded-pad', self.demux_pad_added)
+            self.bus.add_signal_watch()
+            self.watch_id = self.bus.connect("message", self.onBusMessage)
 
-        self.bus.add_signal_watch()
-        self.watch_id = self.bus.connect("message", self.onBusMessage)
+            self.pipeline.set_state(gst.STATE_PAUSED)
+            self.pipeline.get_state()
 
-        self.pipeline.set_state(gst.STATE_PAUSED)
-        self.pipeline.get_state()
+            #duration
+            pads = None
+            if self.video:
+                pads = self.video.sink_pads()
+            elif self.audio:
+                pads = self.audio.sink_pads()
+            if pads:
+                q = gst.query_new_duration(gst.FORMAT_TIME)
+                for pad in pads:
+                    if pad.get_peer() and pad.get_peer().query(q):
+                        format, self.duration = q.parse_duration()
+                        self.metadata["duration"] = self.duration/gst.MSECOND
 
-        #duration
-        pads = None
-        if self.video:
-            pads = self.video.sink_pads()
-        elif self.audio:
-            pads = self.audio.sink_pads()
-        if pads:
-            q = gst.query_new_duration(gst.FORMAT_TIME)
-            for pad in pads:
-                if pad.get_peer() and pad.get_peer().query(q):
-                    format, self.duration = q.parse_duration()
-                    self.metadata["duration"] = self.duration/gst.MSECOND
-
-        self.mainloop.run()
-        if 'video-codec' in self.tags:
-            self.metadata['video-codec'] = codec_list.get(self.tags['video-codec'], self.tags['video-codec'])
-        if 'audio-codec' in self.tags:
-            self.metadata['audio-codec'] = codec_list.get(self.tags['audio-codec'], self.tags['audio-codec'])
+            self.mainloop.run()
+            if 'video-codec' in self.tags:
+                self.metadata['video-codec'] = codec_list.get(self.tags['video-codec'], self.tags['video-codec'])
+            if 'audio-codec' in self.tags:
+                self.metadata['audio-codec'] = codec_list.get(self.tags['audio-codec'], self.tags['audio-codec'])
 
     def get_audio_info_cb(self, sink, buffer, pad):
         caps = sink.sink_pads().next().get_negotiated_caps()