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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.component import feedcomponent 23 from flumotion.common import errors 24 25 from flumotion.component.combiners.switch import switch 26 27 __version__ = "$Rev: 7162 $" 28 29 30 # These basic watchdog components switch to backup 31 # when the master eater(s) have gone hungry 32 3335 logCategory = "comb-single-basic-watchdog" 3666 6738 switch.SingleSwitch.init(self) 39 # startedFine is set to True when all sink pads to all switch elements 40 # have received data 41 self.startedFine = False4244 switch.SingleSwitch.feedSetInactive(self, feed) 45 if self.startedFine: 46 self.auto_switch() 47 else: 48 if feed in self._started: 49 self._started.remove(feed)5052 switch.SingleSwitch.feedSetActive(self, feed) 53 if self.startedFine: 54 self.auto_switch() 55 else: 56 self._started.append(feed) 57 allStarted = True 58 # check if all feeds started 59 for lf in self.logicalFeeds: 60 if lf not in self._started: 61 allStarted = False 62 break 63 if allStarted: 64 self.startedFine = True 65 self._started = []69 logCategory = "comb-av-basic-watchdog" 7010172 switch.AVSwitch.init(self) 73 # startedFine is set to True when all sink pads to all switch elements 74 # have received data 75 self.startedFine = False 76 self._started = []7779 switch.AVSwitch.feedSetInactive(self, feed) 80 if self.startedFine: 81 self.auto_switch() 82 else: 83 if feed in self._started: 84 self._started.remove(feed)8587 switch.AVSwitch.feedSetActive(self, feed) 88 if self.startedFine: 89 self.auto_switch() 90 else: 91 self._started.append(feed) 92 allStarted = True 93 # check if all feeds started 94 for lf in self.logicalFeeds: 95 if lf not in self._started: 96 allStarted = False 97 break 98 if allStarted: 99 self.startedFine = True 100 self._started = []
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