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   
22  import string 
23  from twisted.internet import defer 
24   
25  from flumotion.common import gstreamer, messages 
26  from flumotion.common.i18n import N_, gettexter 
27  from flumotion.worker.checks import check 
28   
29  __version__ = "$Rev: 6695 $" 
30  T_ = gettexter() 
31   
32   
33 -def checkOgg(): 
34      """ 
35      Check for a recent enough Ogg muxer. 
36      """ 
37      result = messages.Result() 
38      version = gstreamer.get_plugin_version('ogg') 
39      if version >= (0, 10, 3, 0) and version < (0, 10, 4, 0): 
40          m = messages.Warning(T_( 
41              N_("Version %s of the '%s' GStreamer plug-in contains a bug.\n"), 
42                 string.join([str(x) for x in version], '.'), 'ogg'), 
43              mid='ogg-check') 
44          m.add(T_(N_("The generated Ogg stream will not be fully compliant, " 
45              "and possibly not even play correctly.\n"))) 
46          m.add(T_(N_("Please upgrade '%s' to version %s."), 'gst-plugins-base', 
47              '0.10.4')) 
48          result.add(m) 
49   
50      result.succeed(None) 
51      return defer.succeed(result) 
52