lib/python/Components/AVSwitch.py

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