lib/python/Screens/AudioSelection.py

   1 from Screen import Screen
   2 from Components.ServiceEventTracker import ServiceEventTracker
   3 from Components.ActionMap import ActionMap
   4 from Components.ConfigList import ConfigListScreen
   5 from Components.ChoiceList import ChoiceList, ChoiceEntryComponent
   6 from Components.config import config, ConfigSubsection, getConfigListEntry, ConfigNothing, ConfigSelection, ConfigOnOff
   7 from Components.MultiContent import MultiContentEntryText
   8 from Components.Sources.List import List
   9 from Components.Sources.Boolean import Boolean
  10 from Components.SystemInfo import SystemInfo
  11
  12 from enigma import iPlayableService
  13
  14 from Tools.ISO639 import LanguageCodes
  15 from Tools.BoundFunction import boundFunction
  16 FOCUS_CONFIG, FOCUS_STREAMS = range(2)
  17 [PAGE_AUDIO, PAGE_SUBTITLES] = ["audio", "subtitles"]
  18
  19 class AudioSelection(Screen, ConfigListScreen):
  20         def __init__(self, session, infobar=None, page=PAGE_AUDIO):
  21                 Screen.__init__(self, session)
  22
  23                 self["streams"] = List([])
  24                 self["key_red"] = Boolean(False)
  25                 self["key_green"] = Boolean(False)
  26                 self["key_yellow"] = Boolean(True)
  27                 self["key_blue"] = Boolean(False)
  28
  29                 ConfigListScreen.__init__(self, [])
  30                 self.infobar = infobar or self.session.infobar
  31
  32                 self.__event_tracker = ServiceEventTracker(screen=self, eventmap=
  33                         {
  34                                 iPlayableService.evUpdatedInfo: self.__updatedInfo
  35                         })
  36                 self.cached_subtitle_checked = False
  37                 self.__selected_subtitle = None
  38
  39                 self["actions"] = ActionMap(["ColorActions", "SetupActions", "DirectionActions"],
  40                 {
  41                         "red": self.keyRed,
  42                         "green": self.keyGreen,
  43                         "yellow": self.keyYellow,
  44                         "blue": self.keyBlue,
  45                         "ok": self.keyOk,
  46                         "cancel": self.cancel,
  47                         "up": self.keyUp,
  48                         "down": self.keyDown,
  49                 }, -3)
  50
  51                 self.settings = ConfigSubsection()
  52                 choicelist = [(PAGE_AUDIO,_("audio tracks")), (PAGE_SUBTITLES,_("Subtitles"))]
  53                 self.settings.menupage = ConfigSelection(choices = choicelist, default=page)
  54                 self.onLayoutFinish.append(self.__layoutFinished)
  55
  56         def __layoutFinished(self):
  57                 self["config"].instance.setSelectionEnable(False)
  58                 self.focus = FOCUS_STREAMS
  59                 self.settings.menupage.addNotifier(self.fillList)
  60
  61         def fillList(self, arg=None):
  62                 streams = []
  63                 conflist = []
  64                 selectedidx = 0
  65
  66                 service = self.session.nav.getCurrentService()
  67                 self.audioTracks = audio = service and service.audioTracks()
  68                 n = audio and audio.getNumberOfTracks() or 0
  69
  70                 if self.settings.menupage.getValue() == PAGE_AUDIO:
  71                         self.setTitle(_("Select audio track"))
  72                         if SystemInfo["CanDownmixAC3"]:
  73                                 self.settings.downmix = ConfigOnOff(default=config.av.downmix_ac3.value)
  74                                 self.settings.downmix.addNotifier(self.changeAC3Downmix, initial_call = False)
  75                                 conflist.append(getConfigListEntry(_("AC3 downmix"), self.settings.downmix))
  76                                 self["key_red"].setBoolean(True)
  77
  78                         if n > 0:
  79                                 self.audioChannel = service.audioChannel()
  80                                 if self.audioChannel:
  81                                         choicelist = [("0",_("left")), ("1",_("stereo")), ("2", _("right"))]
  82                                         self.settings.channelmode = ConfigSelection(choices = choicelist, default = str(self.audioChannel.getCurrentChannel()))
  83                                         self.settings.channelmode.addNotifier(self.changeMode, initial_call = False)
  84                                         conflist.append(getConfigListEntry(_("Channel"), self.settings.channelmode))
  85                                         self["key_green"].setBoolean(True)
  86                                 else:
  87                                         conflist.append(('',))
  88                                         self["key_green"].setBoolean(False)
  89                                 selectedAudio = self.audioTracks.getCurrentTrack()
  90                                 for x in range(n):
  91                                         number = str(x)
  92                                         i = audio.getTrackInfo(x)
  93                                         languages = i.getLanguage().split('/')
  94                                         description = i.getDescription() or _("<unknown>")
  95                                         selected = ""
  96                                         language = ""
  97
  98                                         if selectedAudio == x:
  99                                                 selected = _("Running")
 100                                                 selectedidx = x
 101
 102                                         cnt = 0
 103                                         for lang in languages:
 104                                                 if cnt:
 105                                                         language += ' / '
 106                                                 if LanguageCodes.has_key(lang):
 107                                                         language += LanguageCodes[lang][0]
 108                                                 elif lang == "und":
 109                                                         _("<unknown>")
 110                                                 else:
 111                                                         language += lang
 112                                                 cnt += 1
 113
 114                                         streams.append((x, "", number, description, language, selected))
 115
 116                         else:
 117                                 streams = []
 118                                 conflist.append(('',))
 119                                 self["key_green"].setBoolean(False)
 120
 121                 elif self.settings.menupage.getValue() == PAGE_SUBTITLES:
 122                         self.setTitle(_("Subtitle selection"))
 123                         conflist.append(('',))
 124                         conflist.append(('',))
 125                         self["key_red"].setBoolean(False)
 126                         self["key_green"].setBoolean(False)
 127
 128                         if self.subtitlesEnabled():
 129                                 sel = self.infobar.selected_subtitle
 130                         else:
 131                                 sel = None
 132
 133                         idx = 0
 134
 135                         subtitlelist = self.getSubtitleList()
 136
 137                         if len(subtitlelist):
 138                                 for x in subtitlelist:
 139                                         number = str(x[1])
 140                                         description = "?"
 141                                         language = _("<unknown>")
 142                                         selected = ""
 143
 144                                         if sel and x == sel:
 145                                                 selected = _("Running")
 146                                                 selectedidx = idx
 147
 148                                         if x[4] != "und":
 149                                                 if LanguageCodes.has_key(x[4]):
 150                                                         language = LanguageCodes[x[4]][0]
 151                                                 else:
 152                                                         language = x[4]
 153
 154                                         if x[0] == 0:
 155                                                 description = "DVB"
 156                                                 number = "%x" % (x[1])
 157
 158                                         elif x[0] == 1:
 159                                                 description = "TTX"
 160                                                 number = "%x%02x" % (x[3],x[2])
 161
 162                                         elif x[0] == 2:
 163                                                 types = ("UTF-8 text","SSA / AAS",".SRT file","VOB")
 164                                                 description = types[x[2]]
 165
 166                                         streams.append((x, "", number, description, language, selected))
 167                                         idx += 1
 168
 169                         else:
 170                                 streams = []
 171
 172                 conflist.append(getConfigListEntry(_("Menu"), self.settings.menupage))
 173
 174                 from Components.PluginComponent import plugins
 175                 from Plugins.Plugin import PluginDescriptor
 176
 177                 if hasattr(self.infobar, "runPlugin"):
 178                         class PluginCaller:
 179                                 def __init__(self, fnc, *args):
 180                                         self.fnc = fnc
 181                                         self.args = args
 182                                 def __call__(self, *args, **kwargs):
 183                                         self.fnc(*self.args)
 184
 185                         Plugins = [ (p.name, PluginCaller(self.infobar.runPlugin, p)) for p in plugins.getPlugins(where = PluginDescriptor.WHERE_AUDIOMENU) ]
 186
 187                         if len(Plugins):
 188                                 self["key_blue"].setBoolean(True)
 189                                 conflist.append(getConfigListEntry(Plugins[0][0], ConfigNothing()))
 190                                 self.plugincallfunc = Plugins[0][1]
 191                         if len(Plugins) > 1:
 192                                 print "these plugins are installed but not displayed in the dialog box:", Plugins[1:]
 193
 194                 self["config"].list = conflist
 195                 self["config"].l.setList(conflist)
 196
 197                 self["streams"].list = streams
 198                 self["streams"].setIndex(selectedidx)
 199
 200         def __updatedInfo(self):
 201                 self.fillList()
 202
 203         def getSubtitleList(self):
 204                 s = self.infobar and self.infobar.getCurrentServiceSubtitle()
 205                 l = s and s.getSubtitleList() or [ ]
 206                 return l
 207
 208         def subtitlesEnabled(self):
 209                 return self.infobar.subtitles_enabled
 210
 211         def enableSubtitle(self, subtitles):
 212                 if self.infobar.selected_subtitle != subtitles:
 213                         self.infobar.subtitles_enabled = False
 214                         self.infobar.selected_subtitle = subtitles
 215                         if subtitles:
 216                                 self.infobar.subtitles_enabled = True
 217
 218         def changeAC3Downmix(self, downmix):
 219                 if downmix.getValue() == True:
 220                         config.av.downmix_ac3.value = True
 221                 else:
 222                         config.av.downmix_ac3.value = False
 223                 config.av.downmix_ac3.save()
 224
 225         def changeMode(self, mode):
 226                 if mode is not None and self.audioChannel:
 227                         self.audioChannel.selectChannel(int(mode.getValue()))
 228
 229         def changeAudio(self, audio):
 230                 track = int(audio)
 231                 if isinstance(track, int):
 232                         if self.session.nav.getCurrentService().audioTracks().getNumberOfTracks() > track:
 233                                 self.audioTracks.selectTrack(track)
 234
 235         def keyLeft(self):
 236                 if self.focus == FOCUS_CONFIG:
 237                         ConfigListScreen.keyLeft(self)
 238                 elif self.focus == FOCUS_STREAMS:
 239                         self["streams"].setIndex(0)
 240
 241         def keyRight(self, config = False):
 242                 if config or self.focus == FOCUS_CONFIG:
 243                         if self["config"].getCurrentIndex() < 3:
 244                                 ConfigListScreen.keyRight(self)
 245                         elif hasattr(self, "plugincallfunc"):
 246                                 self.plugincallfunc()
 247                 if self.focus == FOCUS_STREAMS and self["streams"].count() and config == False:
 248                         self["streams"].setIndex(self["streams"].count()-1)
 249
 250         def keyRed(self):
 251                 if self["key_red"].getBoolean():
 252                         self.colorkey(0)
 253
 254         def keyGreen(self):
 255                 if self["key_green"].getBoolean():
 256                         self.colorkey(1)
 257
 258         def keyYellow(self):
 259                 if self["key_yellow"].getBoolean():
 260                         self.colorkey(2)
 261
 262         def keyBlue(self):
 263                 if self["key_blue"].getBoolean():
 264                         self.colorkey(3)
 265
 266         def colorkey(self, idx):
 267                 self["config"].setCurrentIndex(idx)
 268                 self.keyRight(True)
 269
 270         def keyUp(self):
 271                 if self.focus == FOCUS_CONFIG:
 272                         self["config"].instance.moveSelection(self["config"].instance.moveUp)
 273                 elif self.focus == FOCUS_STREAMS:
 274                         if self["streams"].getIndex() == 0:
 275                                 self["config"].instance.setSelectionEnable(True)
 276                                 self["streams"].style = "notselected"
 277                                 self["config"].setCurrentIndex(len(self["config"].getList())-1)
 278                                 self.focus = FOCUS_CONFIG
 279                         else:
 280                                 self["streams"].selectPrevious()
 281
 282         def keyDown(self):
 283                 if self.focus == FOCUS_CONFIG:
 284                         if self["config"].getCurrentIndex() < len(self["config"].getList())-1:
 285                                 self["config"].instance.moveSelection(self["config"].instance.moveDown)
 286                         else:
 287                                 self["config"].instance.setSelectionEnable(False)
 288                                 self["streams"].style = "default"
 289                                 self.focus = FOCUS_STREAMS
 290                 elif self.focus == FOCUS_STREAMS:
 291                         self["streams"].selectNext()
 292
 293         def keyOk(self):
 294                 if self.focus == FOCUS_STREAMS and self["streams"].list:
 295                         cur = self["streams"].getCurrent()
 296                         if self.settings.menupage.getValue() == PAGE_AUDIO and cur[0] is not None:
 297                                 self.changeAudio(cur[2])
 298                                 self.__updatedInfo()
 299                         if self.settings.menupage.getValue() == PAGE_SUBTITLES and cur[0] is not None:
 300                                 if self.infobar.selected_subtitle == cur[0]:
 301                                         self.enableSubtitle(None)
 302                                         selectedidx = self["streams"].getIndex()
 303                                         self.__updatedInfo()
 304                                         self["streams"].setIndex(selectedidx)
 305                                 else:
 306                                         self.enableSubtitle(cur[0])
 307                                         self.__updatedInfo()
 308                         self.close(0)
 309                 elif self.focus == FOCUS_CONFIG:
 310                         self.keyRight()
 311
 312         def cancel(self):
 313                 self.close(0)
 314
 315 class SubtitleSelection(AudioSelection):
 316         def __init__(self, session, infobar=None):
 317                 AudioSelection.__init__(self, session, infobar, page=PAGE_SUBTITLES)
 318                 self.skinName = ["AudioSelection"]