lib/python/Components/AVSwitch.py

   1 from config import config, ConfigSlider, ConfigSelection, ConfigYesNo, ConfigEnableDisable, ConfigSubsection, ConfigBoolean
   2 from enigma import eAVSwitch, getDesktop
   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 getOutputAspect(self):
  32                 valstr = config.av.aspectratio.value
  33                 if valstr in ("4_3_letterbox", "4_3_panscan"): # 4:3
  34                         return (4,3)
  35                 elif valstr == "16_9": # auto ... 4:3 or 16:9
  36                         try:
  37                                 aspect_str = open("/proc/stb/vmpeg/0/aspect", "r").read()
  38                                 if aspect_str == "1": # 4:3
  39                                         return (4,3)
  40                         except IOError:
  41                                 pass
  42                 elif valstr in ("16_9_always", "16_9_letterbox"): # 16:9
  43                         pass
  44                 elif valstr in ("16_10_letterbox", "16_10_panscan"): # 16:10
  45                         return (16,10)
  46                 return (16,9)
  47
  48         def getFramebufferScale(self):
  49                 aspect = self.getOutputAspect()
  50                 fb_size = getDesktop(0).size()
  51                 return (aspect[0] * fb_size.height(), aspect[1] * fb_size.width())
  52
  53         def getAspectRatioSetting(self):
  54                 valstr = config.av.aspectratio.value
  55                 if valstr == "4_3_letterbox":
  56                         val = 0
  57                 elif valstr == "4_3_panscan":
  58                         val = 1
  59                 elif valstr == "16_9":
  60                         val = 2
  61                 elif valstr == "16_9_always":
  62                         val = 3
  63                 elif valstr == "16_10_letterbox":
  64                         val = 4
  65                 elif valstr == "16_10_panscan":
  66                         val = 5
  67                 elif valstr == "16_9_letterbox":
  68                         val = 6
  69                 return val
  70
  71         def setAspectWSS(self, aspect=None):
  72                 if aspect is None:
  73                         aspect = self.getAspectRatioSetting()
  74                 if aspect == 0 or aspect == 1: # letterbox or panscan
  75                         if not config.av.wss.value:
  76                                 value = 0 # wss off
  77                         else:
  78                                 value = 3 # 4:3_full_format
  79                 elif aspect == 2: # 16:9
  80                         if not config.av.wss.value:
  81                                 value = 2 # auto(4:3_off)
  82                         else:
  83                                 value = 1 # auto
  84                 elif aspect == 3 or aspect == 6: # always 16:9
  85                         value = 4 # 16:9_full_format
  86                 elif aspect == 4 or aspect == 5: # 16:10
  87                         value = 10 # 14:9_full_format
  88                 eAVSwitch.getInstance().setWSS(value)
  89
  90         def setAspectSlowBlank(self, aspect=None):
  91                 if aspect is None:
  92                         aspect = self.getAspectRatioSetting()
  93                 if aspect == 0 or aspect == 1: # letterbox or panscan
  94                         value = 2 # 12 V
  95                 elif aspect == 2: # 16:9
  96                         value = 4 # auto
  97                 elif aspect == 3 or aspect == 4 or aspect == 5 or aspect == 6: # always 16:9
  98                         value = 1 # 6V
  99                 eAVSwitch.getInstance().setSlowblank(value)
 100
 101 def InitAVSwitch():
 102         config.av = ConfigSubsection()
 103         config.av.yuvenabled = ConfigBoolean(default=False)
 104         colorformat_choices = {"cvbs": _("CVBS"), "rgb": _("RGB"), "svideo": _("S-Video")}
 105
 106         # when YUV is not enabled, don't let the user select it
 107         if config.av.yuvenabled.value:
 108                 colorformat_choices["yuv"] = _("YPbPr")
 109
 110         config.av.colorformat = ConfigSelection(choices=colorformat_choices, default="rgb")
 111         config.av.aspectratio = ConfigSelection(choices={
 112                         "4_3_letterbox": _("4:3 Letterbox"),
 113                         "4_3_panscan": _("4:3 PanScan"),
 114                         "16_9": _("16:9"),
 115                         "16_9_always": _("16:9 always"),
 116                         "16_10_letterbox": _("16:10 Letterbox"),
 117                         "16_10_panscan": _("16:10 PanScan"),
 118                         "16_9_letterbox": _("16:9 Letterbox")},
 119                         default = "4_3_letterbox")
 120
 121         config.av.aspect = ConfigSelection(choices={
 122                         "4_3": _("4:3"),
 123                         "16_9": _("16:9"),
 124                         "16_10": _("16:10"),
 125                         "auto": _("Automatic")},
 126                         default = "auto")
 127         config.av.policy_169 = ConfigSelection(choices={
 128                                 # TRANSLATORS: (aspect ratio policy: black bars on top/bottom) in doubt, keep english term.
 129                         "letterbox": _("Letterbox"),
 130                                 # TRANSLATORS: (aspect ratio policy: cropped content on left/right) in doubt, keep english term
 131                         "panscan": _("Pan&Scan"),
 132                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, even if this breaks the aspect)
 133                         "scale": _("Just Scale")},
 134                         default = "letterbox")
 135         config.av.policy_43 = ConfigSelection(choices={
 136                                 # TRANSLATORS: (aspect ratio policy: black bars on left/right) in doubt, keep english term.
 137                         "pillarbox": _("Pillarbox"),
 138                                 # TRANSLATORS: (aspect ratio policy: cropped content on left/right) in doubt, keep english term
 139                         "panscan": _("Pan&Scan"),
 140                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, with stretching the left/right)
 141                         "nonlinear": _("Nonlinear"),
 142                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, even if this breaks the aspect)
 143                         "scale": _("Just Scale")},
 144                         default = "pillarbox")
 145         config.av.tvsystem = ConfigSelection(choices = {"pal": _("PAL"), "ntsc": _("NTSC"), "multinorm": _("multinorm")}, default="pal")
 146         config.av.wss = ConfigEnableDisable(default = True)
 147         config.av.defaultac3 = ConfigYesNo(default = False)
 148         config.av.vcrswitch = ConfigEnableDisable(default = False)
 149
 150         iAVSwitch = AVSwitch()
 151
 152         def setColorFormat(configElement):
 153                 map = {"cvbs": 0, "rgb": 1, "svideo": 2, "yuv": 3}
 154                 iAVSwitch.setColorFormat(map[configElement.value])
 155
 156         def setAspectRatio(configElement):
 157                 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}
 158                 iAVSwitch.setAspectRatio(map[configElement.value])
 159
 160         def setSystem(configElement):
 161                 map = {"pal": 0, "ntsc": 1, "multinorm" : 2}
 162                 iAVSwitch.setSystem(map[configElement.value])
 163
 164         def setWSS(configElement):
 165                 iAVSwitch.setAspectWSS()
 166
 167         # this will call the "setup-val" initial
 168         config.av.colorformat.addNotifier(setColorFormat)
 169         config.av.aspectratio.addNotifier(setAspectRatio)
 170         config.av.tvsystem.addNotifier(setSystem)
 171         config.av.wss.addNotifier(setWSS)
 172
 173         iAVSwitch.setInput("ENCODER") # init on startup
 174         SystemInfo["ScartSwitch"] = eAVSwitch.getInstance().haveScartSwitch()
 175
 176         try:
 177                 can_downmix = open("/proc/stb/audio/ac3_choices", "r").read()[:-1].find("downmix") != -1
 178         except:
 179                 can_downmix = False
 180
 181         SystemInfo["CanDownmixAC3"] = can_downmix
 182         if can_downmix:
 183                 def setAC3Downmix(configElement):
 184                         open("/proc/stb/audio/ac3", "w").write(configElement.value and "downmix" or "passthrough")
 185                 config.av.downmix_ac3 = ConfigYesNo(default = True)
 186                 config.av.downmix_ac3.addNotifier(setAC3Downmix)
 187
 188         try:
 189                 can_osd_alpha = open("/proc/stb/video/alpha", "r") and True or False
 190         except:
 191                 can_osd_alpha = False
 192
 193         SystemInfo["CanChangeOsdAlpha"] = can_osd_alpha
 194
 195         def setAlpha(config):
 196                 open("/proc/stb/video/alpha", "w").write(str(config.value))
 197
 198         if can_osd_alpha:
 199                 config.av.osd_alpha = ConfigSlider(default=255, limits=(0,255))
 200                 config.av.osd_alpha.addNotifier(setAlpha)