Source Code for Module flumotion.component.muxers.checks

 1  # -*- Mode: Python -*- 
 2  # vi:si:et:sw=4:sts=4:ts=4 
 3  # 
 4  # Flumotion - a streaming media server 
 5  # Copyright (C) 2004,2005,2006,2007 Fluendo, S.L. (www.fluendo.com). 
 6  # All rights reserved. 
 7   
 8  # This file may be distributed and/or modified under the terms of 
 9  # the GNU General Public License version 2 as published by 
10  # the Free Software Foundation. 
11  # This file is distributed without any warranty; without even the implied 
12  # warranty of merchantability or fitness for a particular purpose. 
13  # See "LICENSE.GPL" in the source distribution for more information. 
14   
15  # Licensees having purchased or holding a valid Flumotion Advanced 
16  # Streaming Server license may use this file in accordance with the 
17  # Flumotion Advanced Streaming Server Commercial License Agreement. 
18  # See "LICENSE.Flumotion" in the source distribution for more information. 
19   
20  # Headers in this file shall remain intact. 
21  import string 
22  from twisted.internet import defer 
23   
24  from flumotion.worker.checks import check 
25  from flumotion.common import gstreamer, messages 
26   
27  from flumotion.common.messages import N_ 
28  T_ = messages.gettexter('flumotion') 
29   
30 -def checkOgg(): 
31      """ 
32      Check for a recent enough Ogg muxer. 
33      """ 
34      result = messages.Result() 
35      version = gstreamer.get_plugin_version('ogg') 
36      if version >= (0, 10, 3, 0) and version < (0, 10, 4, 0): 
37          m = messages.Warning(T_( 
38              N_("Version %s of the '%s' GStreamer plug-in contains a bug.\n"), 
39                 string.join([str(x) for x in version], '.'), 'ogg'), 
40              id = 'ogg-check') 
41          m.add(T_(N_("The generated Ogg stream will not be fully compliant, " 
42              "and possibly not even play correctly.\n"))) 
43          m.add(T_(N_("Please upgrade '%s' to version %s."), 'gst-plugins-base', 
44              '0.10.4')) 
45          result.add(m) 
46   
47      result.succeed(None) 
48      return defer.succeed(result) 
49