Source Code for Module flumotion.component.effects.deinterlace.admin_gtk

  1  # -*- Mode: Python -*- 
  2  # vi:si:et:sw=4:sts=4:ts=4 
  3   
  4  # Flumotion - a streaming media server 
  5  # Copyright (C) 2004,2005,2006,2007,2008,2009 Fluendo, S.L. 
  6  # Copyright (C) 2010,2011 Flumotion Services, S.A. 
  7  # All rights reserved. 
  8  # 
  9  # This file may be distributed and/or modified under the terms of 
 10  # the GNU Lesser General Public License version 2.1 as published by 
 11  # the Free Software Foundation. 
 12  # This file is distributed without any warranty; without even the implied 
 13  # warranty of merchantability or fitness for a particular purpose. 
 14  # See "LICENSE.LGPL" in the source distribution for more information. 
 15  # 
 16  # Headers in this file shall remain intact. 
 17   
 18  from gettext import gettext as _ 
 19   
 20  import gtk 
 21  import os 
 22   
 23  # import custom glade handler 
 24  from flumotion.ui import glade 
 25  from flumotion.component.base.effectsnode import EffectAdminGtkNode 
 26   
 27  __version__ = "$Rev$" 
 28   
 29  DEINTERLACE_MODE = { 
 30      _("Automatic detection"): "auto", 
 31      _("Force deinterlacing"): "interlaced", 
 32  } 
 33   
 34  DEINTERLACE_METHOD = { 
 35      _("FFmpeg Deinterlacer"): "ffmpeg", 
 36      _("Motion Adaptive: Motion Search"): "tomsmocomp", 
 37      _("Motion Adaptive: Advanced Detection"): "greedyh", 
 38      _("Motion Adaptive: Simple Detection"): "greedyl", 
 39      _("Blur: Temporal"): "linearblend", 
 40      _("Blur: Vertical"): "vfir", 
 41      _("Television: Full resolution"): "linear", 
 42      _("Double lines"): "scalerbob", 
 43      _("Weave"): "weave", 
 44      _("Progressive: Top Field First"): "weavetff", 
 45      _("Progressive: Bottom Field First"): "weavebff"} 
 46   
 47   
 48 -class DeinterlaceAdminGtkNode(EffectAdminGtkNode): 
 49      logCategory = 'deinterlace' 
 50      gladeFile = os.path.join('flumotion', 'component', 'effects', 
 51                                'deinterlace', 'deinterlace.glade') 
 52   
 53      uiStateHandlers = None 
 54   
 55 -    def haveWidgetTree(self): 
 56          self.widget = self.wtree.get_widget('deinterlace-widget') 
 57          self._mode_combobox = \ 
 58              self.wtree.get_widget('deinterlace-mode-combobox') 
 59          self._method_combobox = \ 
 60              self.wtree.get_widget('deinterlace-method-combobox') 
 61   
 62          # fill comboboxes 
 63          self._mode_combobox.prefill(DEINTERLACE_MODE.items()) 
 64          self._method_combobox.prefill(DEINTERLACE_METHOD.items()) 
 65          self._mode_combobox.select_item_by_data("auto") 
 66          self._method_combobox.select_item_by_data("ffmpeg") 
 67   
 68          # do the callbacks for the mode setting 
 69          self._mode_combobox.connect('changed', self._cb_mode_set) 
 70          # do the callback for the method setting 
 71          self._method_combobox.connect('changed', self._cb_method_set) 
 72   
 73 -    def setUIState(self, state): 
 74          EffectAdminGtkNode.setUIState(self, state) 
 75          if not self.uiStateHandlers: 
 76              self.uiStateHandlers = {'deinterlace-mode': self.modeSet, 
 77                                      'deinterlace-method': self.methodSet} 
 78          for k, handler in self.uiStateHandlers.items(): 
 79              handler(state.get(k)) 
 80   
 81 -    def stateSet(self, state, key, value): 
 82          handler = self.uiStateHandlers.get(key, None) 
 83          if handler: 
 84              handler(value) 
 85   
 86 -    def modeSet(self, mode): 
 87          if mode is not None: 
 88              if mode == 'disabled': 
 89                  self._method_combobox.set_sensitive(False) 
 90                  self._mode_combobox.set_sensitive(False) 
 91              else: 
 92                  self._mode_combobox.select_item_by_data(mode) 
 93                  self._method_combobox.set_sensitive(True) 
 94                  self._mode_combobox.set_sensitive(True) 
 95   
 96 -    def methodSet(self, method): 
 97          if method is not None: 
 98              self._method_combobox.select_item_by_data(method) 
 99   
100 -    def setModeErrback(self, failure): 
101          self.warning("Failure %s setting mode: %s" % ( 
102              failure.type, failure.getErrorMessage())) 
103          return None 
104   
105 -    def setMethodErrback(self, failure): 
106          self.warning("Failure %s setting method: %s" % ( 
107              failure.type, failure.getErrorMessage())) 
108          return None 
109   
110 -    def _cb_mode_set(self, widget): 
111          mode = widget.get_selected_data() 
112          d = self.effectCallRemote("setMode", mode) 
113          d.addErrback(self.setModeErrback) 
114   
115 -    def _cb_method_set(self, widget): 
116          method = widget.get_selected_data() 
117          d = self.effectCallRemote("setMethod", method) 
118          d.addErrback(self.setModeErrback) 
119