Source Code for Module flumotion.component.producers.rtsp.rtsp

 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: 6125 $" 
24   
25   
26  # this is a producer component for rtsp sources eg axis network cameras 
27 -class Rtsp(feedcomponent.ParseLaunchComponent): 
28 -    def get_pipeline_string(self, properties): 
29          width = properties.get('width', 0) 
30          height = properties.get('height', 0) 
31          location = properties.get('location') 
32          framerate = properties.get('framerate', (25,2)) 
33          has_audio = properties.get('has-audio', True) 
34          if width > 0 and height > 0: 
35              scaling_template = (" videoscale method=1 ! " 
36                  "video/x-raw-yuv,width=%d,height=%d !" % (width, height)) 
37          else: 
38              scaling_template = "" 
39          if has_audio: 
40              audio_template = "d. ! queue ! audioconvert ! audio/x-raw-int" 
41          else: 
42              audio_template = "fakesrc silent=true ! audio/x-raw-int" 
43          return ("rtspsrc name=src location=%s ! decodebin name=d ! queue " 
44                  " ! %s ffmpegcolorspace ! video/x-raw-yuv " 
45                  " ! videorate ! video/x-raw-yuv,framerate=%d/%d ! " 
46                  " @feeder:video@ %s ! @feeder:audio@" 
47                  % (location, scaling_template, framerate[0], 
48                     framerate[1], audio_template)) 
49