Package flumotion :: Package component :: Package encoders :: Package vp8 :: Module vp8
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Source Code for Module flumotion.component.encoders.vp8.vp8

 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  from flumotion.common import messages 
23  from flumotion.common.i18n import N_, gettexter 
24  from flumotion.component import feedcomponent 
25  from flumotion.worker.checks import check 
26   
27   
28  __version__ = "$Rev$" 
29  T_ = gettexter() 
30   
31   
32 -class VP8(feedcomponent.EncoderComponent):
33 checkTimestamp = True 34 checkOffset = True 35
36 - def get_pipeline_string(self, properties):
37 return "ffmpegcolorspace ! vp8enc speed=2 name=encoder"
38
39 - def configure_pipeline(self, pipeline, properties):
40 element = pipeline.get_by_name('encoder') 41 42 props = ('bitrate', 43 'quality', 44 ('keyframe-maxdistance', 'max-keyframe-distance')) 45 46 for p in props: 47 if isinstance(p, tuple): 48 pproperty, eproperty = p 49 else: 50 pproperty = eproperty = p 51 52 if not pproperty in properties: 53 continue 54 55 value = properties[pproperty] 56 self.debug('Setting GStreamer property %s to %r' % ( 57 eproperty, value)) 58 59 element.set_property(eproperty, value)
60