Package flumotion :: Package component :: Package producers :: Package ivtv :: Module ivtv
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Source Code for Module flumotion.component.producers.ivtv.ivtv

 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 Fluendo, S.L. (www.fluendo.com). All rights reserved. 
 6   
 7  # This file may be distributed and/or modified under the terms of 
 8  # the GNU General Public License version 2 as published by 
 9  # the Free Software Foundation. 
10  # This file is distributed without any warranty; without even the implied 
11  # warranty of merchantability or fitness for a particular purpose. 
12  # See "LICENSE.GPL" in the source distribution for more information. 
13   
14  # Licensees having purchased or holding a valid Flumotion Advanced 
15  # Streaming Server license may use this file in accordance with the 
16  # Flumotion Advanced Streaming Server Commercial License Agreement. 
17  # See "LICENSE.Flumotion" in the source distribution for more information. 
18   
19  # Headers in this file shall remain intact. 
20   
21  from flumotion.component import feedcomponent 
22   
23  __version__ = "$Rev: 7162 $" 
24   
25   
26 -class Ivtv(feedcomponent.ParseLaunchComponent):
27
28 - def get_pipeline_string(self, properties):
29 device = properties.get('device', '/dev/video0') 30 deinterlacer = properties.get('deinterlacer', '') 31 32 # by default, we let GStreamer decide width and height 33 width = properties.get('width', 0) 34 height = properties.get('height', 0) 35 if width > 0 and height > 0: 36 scaling_template = (" videoscale method=1 ! " 37 "video/x-raw-yuv,width=%d,height=%d " % (width, height)) 38 else: 39 scaling_template = "" 40 41 return ("filesrc name=src location=%s ! decodebin name=d ! queue ! " 42 " %s ! %s ! ffmpegcolorspace ! video/x-raw-yuv " 43 " ! @feeder:video@ d. ! queue ! audioconvert " 44 " ! audio/x-raw-int " 45 " ! @feeder:audio@" 46 % (device, deinterlacer, scaling_template))
47