code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Plugins/SystemPlugins/Videomode/VideoHardware.py

   1 from enigma import eTimer
   2 from Components.config import config, ConfigSelection, ConfigSubDict, ConfigYesNo
   3
   4 from Tools.CList import CList
   5
   6 # The "VideoHardware" is the interface to /proc/stb/video.
   7 # It generates hotplug events, and gives you the list of
   8 # available and preferred modes, as well as handling the currently
   9 # selected mode. No other strict checking is done.
  10 class VideoHardware:
  11         rates = { } # high-level, use selectable modes.
  12
  13         modes = { }  # a list of (high-level) modes for a certain port.
  14
  15         rates["PAL"] =                  { "50Hz":               { 50: "pal" },
  16                                                                 "60Hz":         { 60: "pal60" },
  17                                                                 "multi":        { 50: "pal", 60: "pal60" } }
  18
  19         rates["NTSC"] =                 { "60Hz":       { 60: "ntsc" } }
  20
  21         rates["Multi"] =                { "multi":      { 50: "pal", 60: "ntsc" } }
  22
  23         rates["480i"] =                 { "60Hz":       { 60: "480i" } }
  24
  25         rates["576i"] =                 { "50Hz":       { 50: "576i" } }
  26
  27         rates["480p"] =                 { "60Hz":       { 60: "480p" } }
  28
  29         rates["576p"] =                 { "50Hz":       { 50: "576p" } }
  30
  31         rates["720p"] =                 { "50Hz":       { 50: "720p50" },
  32                                                                 "60Hz":         { 60: "720p" },
  33                                                                 "multi":        { 50: "720p50", 60: "720p" } }
  34
  35         rates["1080i"] =                { "50Hz":               { 50: "1080i50" },
  36                                                                 "60Hz":         { 60: "1080i" },
  37                                                                 "multi":        { 50: "1080i50", 60: "1080i" } }
  38
  39         rates["PC"] = {
  40                 "1024x768": { 60: "1024x768" }, # not possible on DM7025
  41                 "800x600" : { 60: "800x600" },  # also not possible
  42                 "720x480" : { 60: "720x480" },
  43                 "720x576" : { 60: "720x576" },
  44                 "1280x720": { 60: "1280x720" },
  45                 "1280x720 multi": { 50: "1280x720_50", 60: "1280x720" },
  46                 "1920x1080": { 60: "1920x1080"},
  47                 "1920x1080 multi": { 50: "1920x1080", 60: "1920x1080_50" },
  48                 "1280x1024" : { 60: "1280x1024"},
  49                 "1366x768" : { 60: "1366x768"},
  50                 "1366x768 multi" : { 50: "1366x768", 60: "1366x768_50" },
  51                 "1280x768": { 60: "1280x768" },
  52                 "640x480" : { 60: "640x480" }
  53         }
  54
  55         modes["Scart"] = ["PAL", "NTSC", "Multi"]
  56         modes["YPbPr"] = ["720p", "1080i", "576p", "480p", "576i", "480i"]
  57         modes["DVI"] = ["720p", "1080i", "576p", "480p", "576i", "480i"]
  58         modes["DVI-PC"] = ["PC"]
  59
  60         widescreen_modes = set(["720p", "1080i"])
  61
  62         def __init__(self):
  63                 self.last_modes_preferred =  [ ]
  64                 self.on_hotplug = CList()
  65                 self.standby = False
  66                 self.current_mode = None
  67                 self.current_port = None
  68
  69                 self.readAvailableModes()
  70
  71                 self.createConfig()
  72 #               self.on_hotplug.append(self.createConfig)
  73
  74                 self.readPreferredModes()
  75
  76                 # take over old AVSwitch component :)
  77                 from Components.AVSwitch import AVSwitch
  78 #               config.av.colorformat.notifiers = [ ]
  79                 config.av.aspectratio.notifiers = [ ]
  80                 config.av.tvsystem.notifiers = [ ]
  81                 config.av.wss.notifiers = [ ]
  82                 AVSwitch.setInput = self.AVSwitchSetInput
  83
  84                 config.av.aspect.addNotifier(self.updateAspect)
  85                 config.av.wss.addNotifier(self.updateAspect)
  86                 config.av.policy_169.addNotifier(self.updateAspect)
  87                 config.av.policy_43.addNotifier(self.updateAspect)
  88
  89                 # until we have the hotplug poll socket
  90 #               self.timer = eTimer()
  91 #               self.timer.callback.append(self.readPreferredModes)
  92 #               self.timer.start(1000)
  93
  94                 config.av.colorformat.addNotifier(self.updateFastblank)
  95
  96         def AVSwitchSetInput(self, mode):
  97                 self.standby = mode == "SCART"
  98                 self.updateStandby()
  99
 100         def readAvailableModes(self):
 101                 try:
 102                         modes = open("/proc/stb/video/videomode_choices").read()[:-1]
 103                 except IOError:
 104                         print "couldn't read available videomodes."
 105                         self.modes_available = [ ]
 106                         return
 107                 self.modes_available = modes.split(' ')
 108
 109         def readPreferredModes(self):
 110                 try:
 111                         modes = open("/proc/stb/video/videomode_preferred").read()[:-1]
 112                         self.modes_preferred = modes.split(' ')
 113                 except IOError:
 114                         print "reading preferred modes failed, using all modes"
 115                         self.modes_preferred = self.modes_available
 116
 117                 if self.modes_preferred != self.last_modes_preferred:
 118                         self.last_modes_preferred = self.modes_preferred
 119                         print "hotplug on dvi"
 120                         self.on_hotplug("DVI") # must be DVI
 121
 122         # check if a high-level mode with a given rate is available.
 123         def isModeAvailable(self, port, mode, rate):
 124                 rate = self.rates[mode][rate]
 125                 for mode in rate.values():
 126                         # DVI modes must be in "modes_preferred"
 127 #                       if port == "DVI":
 128 #                               if mode not in self.modes_preferred and not config.av.edid_override.value:
 129 #                                       print "no, not preferred"
 130 #                                       return False
 131                         if mode not in self.modes_available:
 132                                 return False
 133                 return True
 134
 135         def isWidescreenMode(self, port, mode):
 136                 return mode in self.widescreen_modes
 137
 138         def setMode(self, port, mode, rate, force = None):
 139                 print "setMode - port:", port, "mode:", mode, "rate:", rate
 140                 # we can ignore "port"
 141                 self.current_mode = mode
 142                 self.current_port = port
 143                 modes = self.rates[mode][rate]
 144
 145                 mode_50 = modes.get(50)
 146                 mode_60 = modes.get(60)
 147                 if mode_50 is None or force == 60:
 148                         mode_50 = mode_60
 149                 if mode_60 is None or force == 50:
 150                         mode_60 = mode_50
 151
 152                 try:
 153                         open("/proc/stb/video/videomode_50hz", "w").write(mode_50)
 154                         open("/proc/stb/video/videomode_60hz", "w").write(mode_60)
 155                 except IOError:
 156                         try:
 157                                 # fallback if no possibility to setup 50/60 hz mode
 158                                 open("/proc/stb/video/videomode", "w").write(mode_50)
 159                         except IOError:
 160                                 print "setting videomode failed."
 161
 162                 try:
 163                         open("/etc/videomode", "w").write(mode_50) # use 50Hz mode (if available) for booting
 164                 except IOError:
 165                         print "writing initial videomode to /etc/videomode failed."
 166
 167                 self.updateAspect(None)
 168
 169         def saveMode(self, port, mode, rate):
 170                 print "saveMode", port, mode, rate
 171                 config.av.videoport.value = port
 172                 config.av.videoport.save()
 173                 config.av.videomode[port].value = mode
 174                 config.av.videomode[port].save()
 175                 config.av.videorate[mode].value = rate
 176                 config.av.videorate[mode].save()
 177
 178         def isPortAvailable(self, port):
 179                 # fixme
 180                 return True
 181
 182         def isPortUsed(self, port):
 183                 if port == "DVI":
 184                         self.readPreferredModes()
 185                         return len(self.modes_preferred) != 0
 186                 else:
 187                         return True
 188
 189         def getPortList(self):
 190                 return [port for port in self.modes if self.isPortAvailable(port)]
 191
 192         # get a list with all modes, with all rates, for a given port.
 193         def getModeList(self, port):
 194                 print "getModeList for port", port
 195                 res = [ ]
 196                 for mode in self.modes[port]:
 197                         # list all rates which are completely valid
 198                         rates = [rate for rate in self.rates[mode] if self.isModeAvailable(port, mode, rate)]
 199
 200                         # if at least one rate is ok, add this mode
 201                         if len(rates):
 202                                 res.append( (mode, rates) )
 203                 return res
 204
 205         def createConfig(self, *args):
 206                 # create list of output ports
 207                 portlist = self.getPortList()
 208
 209                 # create list of available modes
 210                 config.av.videoport = ConfigSelection(choices = [(port, _(port)) for port in portlist])
 211                 config.av.videomode = ConfigSubDict()
 212                 config.av.videorate = ConfigSubDict()
 213
 214                 for port in portlist:
 215                         modes = self.getModeList(port)
 216                         if len(modes):
 217                                 config.av.videomode[port] = ConfigSelection(choices = [mode for (mode, rates) in modes])
 218                         for (mode, rates) in modes:
 219                                 config.av.videorate[mode] = ConfigSelection(choices = rates)
 220
 221         def setConfiguredMode(self):
 222                 port = config.av.videoport.value
 223                 if port not in config.av.videomode:
 224                         print "current port not available, not setting videomode"
 225                         return
 226
 227                 mode = config.av.videomode[port].value
 228
 229                 if mode not in config.av.videorate:
 230                         print "current mode not available, not setting videomode"
 231                         return
 232
 233                 rate = config.av.videorate[mode].value
 234                 self.setMode(port, mode, rate)
 235
 236         def updateAspect(self, cfgelement):
 237                 # determine aspect = {any,4:3,16:9,16:10}
 238                 # determine policy = {bestfit,letterbox,panscan,nonlinear}
 239
 240                 # based on;
 241                 #   config.av.videoport.value: current video output device
 242                 #     Scart:
 243                 #   config.av.aspect:
 244                 #     4_3:            use policy_169
 245                 #     16_9,16_10:     use policy_43
 246                 #     auto            always "bestfit"
 247                 #   config.av.policy_169
 248                 #     letterbox       use letterbox
 249                 #     panscan         use panscan
 250                 #     scale           use bestfit
 251                 #   config.av.policy_43
 252                 #     pillarbox       use panscan
 253                 #     panscan         use letterbox  ("panscan" is just a bad term, it's inverse-panscan)
 254                 #     nonlinear       use nonlinear
 255                 #     scale           use bestfit
 256
 257                 port = config.av.videoport.value
 258                 if port not in config.av.videomode:
 259                         print "current port not available, not setting videomode"
 260                         return
 261                 mode = config.av.videomode[port].value
 262
 263                 force_widescreen = self.isWidescreenMode(port, mode)
 264
 265                 is_widescreen = force_widescreen or config.av.aspect.value in ["16_9", "16_10"]
 266                 is_auto = config.av.aspect.value == "auto"
 267
 268                 if is_widescreen:
 269                         if force_widescreen:
 270                                 aspect = "16:9"
 271                         else:
 272                                 aspect = {"16_9": "16:9", "16_10": "16:10"}[config.av.aspect.value]
 273                         policy = {"pillarbox": "panscan", "panscan": "letterbox", "nonlinear": "nonlinear", "scale": "bestfit"}[config.av.policy_43.value]
 274                 elif is_auto:
 275                         aspect = "any"
 276                         policy = "bestfit"
 277                 else:
 278                         aspect = "4:3"
 279                         policy = {"letterbox": "letterbox", "panscan": "panscan", "scale": "bestfit"}[config.av.policy_169.value]
 280
 281                 if not config.av.wss.value:
 282                         wss = "auto(4:3_off)"
 283                 else:
 284                         wss = "auto"
 285
 286                 print "-> setting aspect, policy, wss", aspect, policy, wss
 287                 open("/proc/stb/video/aspect", "w").write(aspect)
 288                 open("/proc/stb/video/policy", "w").write(policy)
 289                 open("/proc/stb/denc/0/wss", "w").write(wss)
 290                 self.updateSlowblank()
 291                 self.updateFastblank()
 292
 293         def updateSlowblank(self):
 294                 if self.standby:
 295                         from Components.SystemInfo import SystemInfo
 296                         if SystemInfo["ScartSwitch"]:
 297                                 input = "scart"
 298                                 sb = "vcr"
 299                         else:
 300                                 input = "off"
 301                                 sb = "0"
 302                 else:
 303                         input = "encoder"
 304                         sb = "auto"
 305
 306                 open("/proc/stb/avs/0/sb", "w").write(sb)
 307                 open("/proc/stb/avs/0/input", "w").write(input)
 308
 309         def updateStandby(self):
 310                 self.updateSlowblank()
 311                 self.updateFastblank()
 312
 313         def updateFastblank(self, *args):
 314                 if self.standby:
 315                         from Components.SystemInfo import SystemInfo
 316                         if SystemInfo["ScartSwitch"]:
 317                                 fb = "vcr"
 318                         else:
 319                                 fb = "low"
 320                 else:
 321                         if self.current_port == "Scart" and config.av.colorformat.value == "rgb":
 322                                 fb = "high"
 323                         else:
 324                                 fb = "low"
 325                 open("/proc/stb/avs/0/fb", "w").write(fb)
 326
 327 config.av.edid_override = ConfigYesNo(default = False)
 328 video_hw = VideoHardware()
 329 video_hw.setConfiguredMode()