lib/python/Components/AVSwitch.py

   1 from config import config, ConfigSelection, ConfigYesNo, ConfigEnableDisable, ConfigSubsection, ConfigBoolean
   2 from enigma import eAVSwitch
   3
   4 class AVSwitch:
   5         INPUT = { "ENCODER": (0, 4), "SCART": (1, 3), "AUX": (2, 4) }
   6
   7         def setInput(self, input):
   8                 eAVSwitch.getInstance().setInput(self.INPUT[input][0])
   9                 if self.INPUT[input][1] == 4:
  10                         aspect = self.getAspectRatioSetting()
  11                         self.setAspectWSS(aspect)
  12                         self.setAspectSlowBlank(aspect)
  13                 else:
  14                         eAVSwitch.getInstance().setSlowblank(self.INPUT[input][1])
  15                 # FIXME why do we have to reset the colorformat? bug in avs-driver?
  16                 map = {"cvbs": 0, "rgb": 1, "svideo": 2, "yuv": 3}
  17                 eAVSwitch.getInstance().setColorFormat(map[config.av.colorformat.value])
  18
  19         def setColorFormat(self, value):
  20                 eAVSwitch.getInstance().setColorFormat(value)
  21
  22         def setAspectRatio(self, value):
  23                 eAVSwitch.getInstance().setAspectRatio(value)
  24                 self.setAspectWSS(value)
  25                 self.setAspectSlowBlank(value)
  26
  27         def setSystem(self, value):
  28                 eAVSwitch.getInstance().setVideomode(value)
  29
  30         def getAspectRatioSetting(self):
  31                 valstr = config.av.aspectratio.value
  32                 if valstr == "4_3_letterbox":
  33                         val = 0
  34                 elif valstr == "4_3_panscan":
  35                         val = 1
  36                 elif valstr == "16_9":
  37                         val = 2
  38                 elif valstr == "16_9_always":
  39                         val = 3
  40                 elif valstr == "16_10_letterbox":
  41                         val = 4
  42                 elif valstr == "16_10_panscan":
  43                         val = 5
  44                 elif valstr == "16_9_letterbox":
  45                         val = 6
  46                 return val
  47
  48         def setAspectWSS(self, aspect=None):
  49                 if aspect is None:
  50                         aspect = self.getAspectRatioSetting()
  51                 if aspect == 0 or aspect == 1: # letterbox or panscan
  52                         value = 3 # 4:3_full_format
  53                 elif aspect == 2: # 16:9
  54                         if not config.av.wss.value:
  55                                 value = 2 # auto(4:3_off)
  56                         else:
  57                                 value = 1 # auto
  58                 elif aspect == 3 or aspect == 6: # always 16:9
  59                         value = 4 # 16:9_full_format
  60                 elif aspect == 4 or aspect == 5: # 16:10
  61                         value = 10 # 14:9_full_format
  62                 eAVSwitch.getInstance().setWSS(value)
  63
  64         def setAspectSlowBlank(self, aspect=None):
  65                 if aspect is None:
  66                         aspect = self.getAspectRatioSetting()
  67                 if aspect == 0 or aspect == 1: # letterbox or panscan
  68                         value = 2 # 12 V
  69                 elif aspect == 2: # 16:9
  70                         value = 4 # auto
  71                 elif aspect == 3 or aspect == 4 or aspect == 5 or aspect == 6: # always 16:9
  72                         value = 1 # 6V
  73                 eAVSwitch.getInstance().setSlowblank(value)
  74
  75 def InitAVSwitch():
  76         config.av = ConfigSubsection()
  77         config.av.yuvenabled = ConfigBoolean(default=False)
  78         colorformat_choices = {"cvbs": _("CVBS"), "rgb": _("RGB"), "svideo": _("S-Video")}
  79
  80         # when YUV is not enabled, don't let the user select it
  81         if config.av.yuvenabled.value:
  82                 colorformat_choices["yuv"] = _("YPbPr")
  83
  84         config.av.colorformat = ConfigSelection(choices=colorformat_choices, default="rgb")
  85         config.av.aspectratio = ConfigSelection(choices={
  86                         "4_3_letterbox": _("4:3 Letterbox"),
  87                         "4_3_panscan": _("4:3 PanScan"),
  88                         "16_9": _("16:9"),
  89                         "16_9_always": _("16:9 always"),
  90                         "16_10_letterbox": _("16:10 Letterbox"),
  91                         "16_10_panscan": _("16:10 PanScan"),
  92                         "16_9_letterbox": _("16:9 Letterbox")},
  93                         default = "4_3_letterbox")
  94         config.av.tvsystem = ConfigSelection(choices = {"pal": _("PAL"), "ntsc": _("NTSC"), "multinorm": _("multinorm")}, default="pal")
  95         config.av.wss = ConfigEnableDisable(default = True)
  96         config.av.defaultac3 = ConfigYesNo(default = False)
  97         config.av.vcrswitch = ConfigEnableDisable(default = False)
  98
  99         iAVSwitch = AVSwitch()
 100
 101         def setColorFormat(configElement):
 102                 map = {"cvbs": 0, "rgb": 1, "svideo": 2, "yuv": 3}
 103                 iAVSwitch.setColorFormat(map[configElement.value])
 104
 105         def setAspectRatio(configElement):
 106                 map = {"4_3_letterbox": 0, "4_3_panscan": 1, "16_9": 2, "16_9_always": 3, "16_10_letterbox": 4, "16_10_panscan": 5, "16_9_letterbox" : 6}
 107                 iAVSwitch.setAspectRatio(map[configElement.value])
 108
 109         def setSystem(configElement):
 110                 map = {"pal": 0, "ntsc": 1, "multinorm" : 2}
 111                 iAVSwitch.setSystem(map[configElement.value])
 112
 113         def setWSS(configElement):
 114                 iAVSwitch.setAspectWSS()
 115
 116         # this will call the "setup-val" initial
 117         config.av.colorformat.addNotifier(setColorFormat)
 118         config.av.aspectratio.addNotifier(setAspectRatio)
 119         config.av.tvsystem.addNotifier(setSystem)
 120         config.av.wss.addNotifier(setWSS)
 121
 122         iAVSwitch.setInput("ENCODER") # init on startup