lib/python/Components/AVSwitch.py

   1 from config import config, ConfigSlider, ConfigSelection, ConfigYesNo, \
   2         ConfigEnableDisable, ConfigSubsection, ConfigBoolean, ConfigNumber, ConfigNothing, NoSave
   3 from enigma import eAVSwitch, getDesktop
   4 from SystemInfo import SystemInfo
   5 from os import path as os_path
   6
   7 class AVSwitch:
   8         def setInput(self, input):
   9                 INPUT = { "ENCODER": 0, "SCART": 1, "AUX": 2 }
  10                 eAVSwitch.getInstance().setInput(INPUT[input])
  11
  12         def setColorFormat(self, value):
  13                 eAVSwitch.getInstance().setColorFormat(value)
  14
  15         def setAspectRatio(self, value):
  16                 eAVSwitch.getInstance().setAspectRatio(value)
  17
  18         def setSystem(self, value):
  19                 eAVSwitch.getInstance().setVideomode(value)
  20
  21         def getOutputAspect(self):
  22                 valstr = config.av.aspectratio.value
  23                 if valstr in ("4_3_letterbox", "4_3_panscan"): # 4:3
  24                         return (4,3)
  25                 elif valstr == "16_9": # auto ... 4:3 or 16:9
  26                         try:
  27                                 aspect_str = open("/proc/stb/vmpeg/0/aspect", "r").read()
  28                                 if aspect_str == "1": # 4:3
  29                                         return (4,3)
  30                         except IOError:
  31                                 pass
  32                 elif valstr in ("16_9_always", "16_9_letterbox"): # 16:9
  33                         pass
  34                 elif valstr in ("16_10_letterbox", "16_10_panscan"): # 16:10
  35                         return (16,10)
  36                 return (16,9)
  37
  38         def getFramebufferScale(self):
  39                 aspect = self.getOutputAspect()
  40                 fb_size = getDesktop(0).size()
  41                 return (aspect[0] * fb_size.height(), aspect[1] * fb_size.width())
  42
  43         def getAspectRatioSetting(self):
  44                 valstr = config.av.aspectratio.value
  45                 if valstr == "4_3_letterbox":
  46                         val = 0
  47                 elif valstr == "4_3_panscan":
  48                         val = 1
  49                 elif valstr == "16_9":
  50                         val = 2
  51                 elif valstr == "16_9_always":
  52                         val = 3
  53                 elif valstr == "16_10_letterbox":
  54                         val = 4
  55                 elif valstr == "16_10_panscan":
  56                         val = 5
  57                 elif valstr == "16_9_letterbox":
  58                         val = 6
  59                 return val
  60
  61         def setAspectWSS(self, aspect=None):
  62                 if not config.av.wss.value:
  63                         value = 2 # auto(4:3_off)
  64                 else:
  65                         value = 1 # auto
  66                 eAVSwitch.getInstance().setWSS(value)
  67
  68 def InitAVSwitch():
  69         config.av = ConfigSubsection()
  70         config.av.yuvenabled = ConfigBoolean(default=False)
  71         colorformat_choices = {"cvbs": _("CVBS"), "rgb": _("RGB"), "svideo": _("S-Video")}
  72
  73         # when YUV is not enabled, don't let the user select it
  74         if config.av.yuvenabled.value:
  75                 colorformat_choices["yuv"] = _("YPbPr")
  76
  77         config.av.colorformat = ConfigSelection(choices=colorformat_choices, default="rgb")
  78         config.av.aspectratio = ConfigSelection(choices={
  79                         "4_3_letterbox": _("4:3 Letterbox"),
  80                         "4_3_panscan": _("4:3 PanScan"),
  81                         "16_9": _("16:9"),
  82                         "16_9_always": _("16:9 always"),
  83                         "16_10_letterbox": _("16:10 Letterbox"),
  84                         "16_10_panscan": _("16:10 PanScan"),
  85                         "16_9_letterbox": _("16:9 Letterbox")},
  86                         default = "4_3_letterbox")
  87
  88         config.av.aspect = ConfigSelection(choices={
  89                         "4_3": _("4:3"),
  90                         "16_9": _("16:9"),
  91                         "16_10": _("16:10"),
  92                         "auto": _("Automatic")},
  93                         default = "auto")
  94         config.av.policy_169 = ConfigSelection(choices={
  95                                 # TRANSLATORS: (aspect ratio policy: black bars on top/bottom) in doubt, keep english term.
  96                         "letterbox": _("Letterbox"),
  97                                 # TRANSLATORS: (aspect ratio policy: cropped content on left/right) in doubt, keep english term
  98                         "panscan": _("Pan&Scan"),
  99                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, even if this breaks the aspect)
 100                         "scale": _("Just Scale")},
 101                         default = "letterbox")
 102         config.av.policy_43 = ConfigSelection(choices={
 103                                 # TRANSLATORS: (aspect ratio policy: black bars on left/right) in doubt, keep english term.
 104                         "pillarbox": _("Pillarbox"),
 105                                 # TRANSLATORS: (aspect ratio policy: cropped content on left/right) in doubt, keep english term
 106                         "panscan": _("Pan&Scan"),
 107                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, with stretching the left/right)
 108                         "nonlinear": _("Nonlinear"),
 109                                 # TRANSLATORS: (aspect ratio policy: display as fullscreen, even if this breaks the aspect)
 110                         "scale": _("Just Scale")},
 111                         default = "pillarbox")
 112         config.av.tvsystem = ConfigSelection(choices = {"pal": _("PAL"), "ntsc": _("NTSC"), "multinorm": _("multinorm")}, default="pal")
 113         config.av.wss = ConfigEnableDisable(default = True)
 114         config.av.defaultac3 = ConfigYesNo(default = False)
 115         config.av.generalAC3delay = ConfigNumber(default = 0)
 116         config.av.generalPCMdelay = ConfigNumber(default = 0)
 117         config.av.vcrswitch = ConfigEnableDisable(default = False)
 118
 119         iAVSwitch = AVSwitch()
 120
 121         def setColorFormat(configElement):
 122                 map = {"cvbs": 0, "rgb": 1, "svideo": 2, "yuv": 3}
 123                 iAVSwitch.setColorFormat(map[configElement.value])
 124
 125         def setAspectRatio(configElement):
 126                 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}
 127                 iAVSwitch.setAspectRatio(map[configElement.value])
 128
 129         def setSystem(configElement):
 130                 map = {"pal": 0, "ntsc": 1, "multinorm" : 2}
 131                 iAVSwitch.setSystem(map[configElement.value])
 132
 133         def setWSS(configElement):
 134                 iAVSwitch.setAspectWSS()
 135
 136         # this will call the "setup-val" initial
 137         config.av.colorformat.addNotifier(setColorFormat)
 138         config.av.aspectratio.addNotifier(setAspectRatio)
 139         config.av.tvsystem.addNotifier(setSystem)
 140         config.av.wss.addNotifier(setWSS)
 141
 142         iAVSwitch.setInput("ENCODER") # init on startup
 143         SystemInfo["ScartSwitch"] = eAVSwitch.getInstance().haveScartSwitch()
 144
 145         try:
 146                 can_downmix = open("/proc/stb/audio/ac3_choices", "r").read()[:-1].find("downmix") != -1
 147         except:
 148                 can_downmix = False
 149
 150         SystemInfo["CanDownmixAC3"] = can_downmix
 151         if can_downmix:
 152                 def setAC3Downmix(configElement):
 153                         open("/proc/stb/audio/ac3", "w").write(configElement.value and "downmix" or "passthrough")
 154                 config.av.downmix_ac3 = ConfigYesNo(default = True)
 155                 config.av.downmix_ac3.addNotifier(setAC3Downmix)
 156
 157         try:
 158                 can_osd_alpha = open("/proc/stb/video/alpha", "r") and True or False
 159         except:
 160                 can_osd_alpha = False
 161
 162         SystemInfo["CanChangeOsdAlpha"] = can_osd_alpha
 163
 164         def setAlpha(config):
 165                 open("/proc/stb/video/alpha", "w").write(str(config.value))
 166
 167         if can_osd_alpha:
 168                 config.av.osd_alpha = ConfigSlider(default=255, limits=(0,255))
 169                 config.av.osd_alpha.addNotifier(setAlpha)
 170
 171         if os_path.exists("/proc/stb/vmpeg/0/pep_scaler_sharpness"):
 172                 def setScaler_sharpness(config):
 173                         myval = int(config.value)
 174                         try:
 175                                 print "--> setting scaler_sharpness to: %0.8X" % myval
 176                                 open("/proc/stb/vmpeg/0/pep_scaler_sharpness", "w").write("%0.8X" % myval)
 177                                 open("/proc/stb/vmpeg/0/pep_apply", "w").write("1")
 178                         except IOError:
 179                                 print "couldn't write pep_scaler_sharpness"
 180
 181                 config.av.scaler_sharpness = ConfigSlider(default=13, limits=(0,26))
 182                 config.av.scaler_sharpness.addNotifier(setScaler_sharpness)
 183         else:
 184                 config.av.scaler_sharpness = NoSave(ConfigNothing())
 185