lib/python/Components/AVSwitch.py

   1 from config import config, ConfigSlider, ConfigSelection, ConfigYesNo, ConfigEnableDisable, ConfigSubsection, ConfigBoolean
   2 from enigma import eAVSwitch
   3 from SystemInfo import SystemInfo
   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                 elif valstr == "16_9_letterbox":
  46                         val = 6
  47                 return val
  48
  49         def setAspectWSS(self, aspect=None):
  50                 if aspect is None:
  51                         aspect = self.getAspectRatioSetting()
  52                 if aspect == 0 or aspect == 1: # letterbox or panscan
  53                         if not config.av.wss.value:
  54                                 value = 0 # wss off
  55                         else:
  56                                 value = 3 # 4:3_full_format
  57                 elif aspect == 2: # 16:9
  58                         if not config.av.wss.value:
  59                                 value = 2 # auto(4:3_off)
  60                         else:
  61                                 value = 1 # auto
  62                 elif aspect == 3 or aspect == 6: # always 16:9
  63                         value = 4 # 16:9_full_format
  64                 elif aspect == 4 or aspect == 5: # 16:10
  65                         value = 10 # 14:9_full_format
  66                 eAVSwitch.getInstance().setWSS(value)
  67
  68         def setAspectSlowBlank(self, aspect=None):
  69                 if aspect is None:
  70                         aspect = self.getAspectRatioSetting()
  71                 if aspect == 0 or aspect == 1: # letterbox or panscan
  72                         value = 2 # 12 V
  73                 elif aspect == 2: # 16:9
  74                         value = 4 # auto
  75                 elif aspect == 3 or aspect == 4 or aspect == 5 or aspect == 6: # always 16:9
  76                         value = 1 # 6V
  77                 eAVSwitch.getInstance().setSlowblank(value)
  78
  79 def InitAVSwitch():
  80         config.av = ConfigSubsection()
  81         config.av.yuvenabled = ConfigBoolean(default=False)
  82         colorformat_choices = {"cvbs": _("CVBS"), "rgb": _("RGB"), "svideo": _("S-Video")}
  83
  84         # when YUV is not enabled, don't let the user select it
  85         if config.av.yuvenabled.value:
  86                 colorformat_choices["yuv"] = _("YPbPr")
  87
  88         config.av.colorformat = ConfigSelection(choices=colorformat_choices, default="rgb")
  89         config.av.aspectratio = ConfigSelection(choices={
  90                         "4_3_letterbox": _("4:3 Letterbox"),
  91                         "4_3_panscan": _("4:3 PanScan"),
  92                         "16_9": _("16:9"),
  93                         "16_9_always": _("16:9 always"),
  94                         "16_10_letterbox": _("16:10 Letterbox"),
  95                         "16_10_panscan": _("16:10 PanScan"),
  96                         "16_9_letterbox": _("16:9 Letterbox")},
  97                         default = "4_3_letterbox")
  98
  99         config.av.aspect = ConfigSelection(choices={
 100                         "4_3": _("4:3"),
 101                         "16_9": _("16:9"),
 102                         "16_10": _("16:10"),
 103                         "auto": _("Automatic")},
 104                         default = "auto")
 105         config.av.policy_169 = ConfigSelection(choices={
 106                                 # TRANSLATORS: (aspect ratio policy: black bars on top/bottom) in doubt, keep english term.
 107                         "letterbox": _("Letterbox"),
 108                                 # TRANSLATORS: (aspect ratio policy: cropped content on left/right) in doubt, keep english term
 109                         "panscan": _("Pan&Scan"),
 110                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, even if this breaks the aspect)
 111                         "scale": _("Just Scale")},
 112                         default = "letterbox")
 113         config.av.policy_43 = ConfigSelection(choices={
 114                                 # TRANSLATORS: (aspect ratio policy: black bars on left/right) in doubt, keep english term.
 115                         "pillarbox": _("Pillarbox"),
 116                                 # TRANSLATORS: (aspect ratio policy: cropped content on left/right) in doubt, keep english term
 117                         "panscan": _("Pan&Scan"),
 118                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, with stretching the left/right)
 119                         "nonlinear": _("Nonlinear"),
 120                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, even if this breaks the aspect)
 121                         "scale": _("Just Scale")},
 122                         default = "pillarbox")
 123         config.av.tvsystem = ConfigSelection(choices = {"pal": _("PAL"), "ntsc": _("NTSC"), "multinorm": _("multinorm")}, default="pal")
 124         config.av.wss = ConfigEnableDisable(default = True)
 125         config.av.defaultac3 = ConfigYesNo(default = False)
 126         config.av.vcrswitch = ConfigEnableDisable(default = False)
 127
 128         iAVSwitch = AVSwitch()
 129
 130         def setColorFormat(configElement):
 131                 map = {"cvbs": 0, "rgb": 1, "svideo": 2, "yuv": 3}
 132                 iAVSwitch.setColorFormat(map[configElement.value])
 133
 134         def setAspectRatio(configElement):
 135                 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}
 136                 iAVSwitch.setAspectRatio(map[configElement.value])
 137
 138         def setSystem(configElement):
 139                 map = {"pal": 0, "ntsc": 1, "multinorm" : 2}
 140                 iAVSwitch.setSystem(map[configElement.value])
 141
 142         def setWSS(configElement):
 143                 iAVSwitch.setAspectWSS()
 144
 145         # this will call the "setup-val" initial
 146         config.av.colorformat.addNotifier(setColorFormat)
 147         config.av.aspectratio.addNotifier(setAspectRatio)
 148         config.av.tvsystem.addNotifier(setSystem)
 149         config.av.wss.addNotifier(setWSS)
 150
 151         iAVSwitch.setInput("ENCODER") # init on startup
 152         SystemInfo["ScartSwitch"] = eAVSwitch.getInstance().haveScartSwitch()
 153
 154         try:
 155                 can_downmix = open("/proc/stb/audio/ac3_choices", "r").read()[:-1].find("downmix") != -1
 156         except:
 157                 can_downmix = False
 158
 159         SystemInfo["CanDownmixAC3"] = can_downmix
 160         if can_downmix:
 161                 def setAC3Downmix(configElement):
 162                         open("/proc/stb/audio/ac3", "w").write(configElement.value and "downmix" or "passthrough")
 163                 config.av.downmix_ac3 = ConfigYesNo(default = True)
 164                 config.av.downmix_ac3.addNotifier(setAC3Downmix)
 165
 166         try:
 167                 can_osd_alpha = open("/proc/stb/video/alpha", "r") and True or False
 168         except:
 169                 can_osd_alpha = False
 170
 171         SystemInfo["CanChangeOsdAlpha"] = can_osd_alpha
 172
 173         def setAlpha(config):
 174                 open("/proc/stb/video/alpha", "w").write(str(config.value))
 175
 176         if can_osd_alpha:
 177                 config.av.osd_alpha = ConfigSlider(default=255, limits=(0,255))
 178                 config.av.osd_alpha.addNotifier(setAlpha)