lib/python/Components/TuneTest.py

   1 from enigma import eDVBFrontendParametersSatellite, eDVBFrontendParameters, eDVBResourceManager, eTimer
   2
   3 class Tuner:
   4         def __init__(self, frontend):
   5                 self.frontend = frontend
   6
   7         # transponder = (frequency, symbolrate, polarisation, fec, inversion, orbpos, system, modulation)
   8         #                    0         1             2         3       4         5       6        7
   9         def tune(self, transponder):
  10                 if self.frontend:
  11                         print "tuning to transponder with data", transponder
  12                         parm = eDVBFrontendParametersSatellite()
  13                         parm.frequency = transponder[0] * 1000
  14                         parm.symbol_rate = transponder[1] * 1000
  15                         parm.polarisation = transponder[2]
  16                         parm.fec = transponder[3]
  17                         parm.inversion = transponder[4]
  18                         parm.orbital_position = transponder[5]
  19                         parm.system = 0  # FIXMEE !! HARDCODED DVB-S (add support for DVB-S2)
  20                         parm.modulation = 1 # FIXMEE !! HARDCODED QPSK
  21                         feparm = eDVBFrontendParameters()
  22                         feparm.setDVBS(parm)
  23                         self.lastparm = feparm
  24                         self.frontend.tune(feparm)
  25
  26         def retune(self):
  27                 if self.frontend:
  28                         self.frontend.tune(self.lastparm)
  29
  30 # tunes a list of transponders and checks, if they lock and optionally checks the onid/tsid combination
  31 # 1) add transponders with addTransponder()
  32 # 2) call run(<checkPIDs = True>)
  33 # 3) finishedChecking() is called, when the run is finished
  34 class TuneTest:
  35         def __init__(self, feid, stopOnSuccess = False, stopOnError = False):
  36                 self.stopOnSuccess = stopOnSuccess
  37                 self.stopOnError = stopOnError
  38                 self.feid = feid
  39                 self.transponderlist = []
  40                 self.currTuned = None
  41                 print "TuneTest for feid %d" % self.feid
  42                 if not self.openFrontend():
  43                         self.oldref = self.session.nav.getCurrentlyPlayingServiceReference()
  44                         self.session.nav.stopService() # try to disable foreground service
  45                         if not self.openFrontend():
  46                                 if self.session.pipshown: # try to disable pip
  47                                         self.session.pipshown = False
  48                                         del self.session.pip
  49                                         if not self.openFrontend():
  50                                                 self.frontend = None # in normal case this should not happen
  51                 self.tuner = Tuner(self.frontend)
  52                 self.timer = eTimer()
  53                 self.timer.callback.append(self.updateStatus)
  54
  55         def updateStatus(self):
  56                 dict = {}
  57                 self.frontend.getFrontendStatus(dict)
  58                 print "status:", dict
  59
  60                 stop = False
  61
  62                 if dict["tuner_state"] == "TUNING":
  63                         self.timer.start(100, True)
  64                         self.progressCallback((len(self.transponderlist), self.tuningtransponder, self.STATUS_TUNING, self.currTuned))
  65                 elif self.checkPIDs and self.pidStatus == self.INTERNAL_PID_STATUS_NOOP:
  66                         if dict["tuner_state"] == "LOCKED":
  67                                 print "acquiring TSID/ONID"
  68                                 # TODO start getting TSID/ONID
  69                                 self.pidStatus = self.INTERNAL_PID_STATUS_WAITING
  70                         else:
  71                                 self.pidStatus = self.INTERNAL_PID_STATUS_FAILED
  72                 elif self.checkPIDs and self.pidStatus == self.INTERNAL_PID_STATUS_WAITING:
  73                         print "waiting for pids"
  74                 else:
  75                         if dict["tuner_state"] == "LOSTLOCK" or dict["tuner_state"] == "FAILED":
  76                                 self.tuningtransponder = self.nextTransponder()
  77                                 self.failedTune.append([self.currTuned, self.oldTuned, "tune_failed"])
  78                                 if self.stopOnError == True:
  79                                         stop = True
  80                         elif dict["tuner_state"] == "LOCKED":
  81                                 pidsFailed = False
  82                                 if self.checkPIDs:
  83                                         tsid = 0 # TODO read values
  84                                         onid = 0 # TODO read values
  85                                         if tsid != self.currTuned[8] or onid != self.currTuned[9]:
  86                                                 self.failedTune.append([self.currTuned, self.oldTuned, "pids_failed"])
  87                                                 pidsFailes = True
  88                                 elif not self.checkPIDs or (self.checkPids and not pidsFailed):
  89                                         self.successfullyTune.append([self.currTuned, self.oldTuned])
  90                                         if self.stopOnSuccess == True:
  91                                                 stop = True
  92                                 self.tuningtransponder = self.nextTransponder()
  93                         else:
  94                                 print "************* tuner_state:", dict["tuner_state"]
  95
  96                         self.progressCallback((len(self.transponderlist), self.tuningtransponder, self.STATUS_NOOP, self.currTuned))
  97
  98                         if not stop:
  99                                 self.tune()
 100                 if self.tuningtransponder < len(self.transponderlist) and not stop:
 101                         self.timer.start(100, True)
 102                         print "restart timer"
 103                 else:
 104                         self.progressCallback((len(self.transponderlist), self.tuningtransponder, self.STATUS_DONE, self.currTuned))
 105                         print "finishedChecking"
 106                         self.finishedChecking()
 107
 108         def firstTransponder(self):
 109                 print "firstTransponder:"
 110                 index = 0
 111                 if self.checkPIDs:
 112                         print "checkPIDs-loop"
 113                         # check for tsid != -1 and onid != -1
 114                         print "index:", index
 115                         print "len(self.transponderlist):", len(self.transponderlist)
 116                         while (index < len(self.transponderlist) and (self.transponderlist[index][8] == -1 or self.transponderlist[index][9] == -1)):
 117                                 index += 1
 118                 print "FirstTransponder final index:", index
 119                 return index
 120
 121         def nextTransponder(self):
 122                 index = self.tuningtransponder + 1
 123                 if self.checkPIDs:
 124                         # check for tsid != -1 and onid != -1
 125                         while (index < len(self.transponderlist) and self.transponderlist[index][8] != -1 and self.transponderlist[index][9] != -1):
 126                                 index += 1
 127
 128                 return index
 129
 130         def finishedChecking(self):
 131                 print "finished testing"
 132                 print "successfull:", self.successfullyTune
 133                 print "failed:", self.failedTune
 134
 135         def openFrontend(self):
 136                 res_mgr = eDVBResourceManager.getInstance()
 137                 if res_mgr:
 138                         self.raw_channel = res_mgr.allocateRawChannel(self.feid)
 139                         if self.raw_channel:
 140                                 self.frontend = self.raw_channel.getFrontend()
 141                                 if self.frontend:
 142                                         return True
 143                                 else:
 144                                         print "getFrontend failed"
 145                         else:
 146                                 print "getRawChannel failed"
 147                 else:
 148                         print "getResourceManager instance failed"
 149                 return False
 150
 151         def tune(self):
 152                 print "tuning to", self.tuningtransponder
 153                 if self.tuningtransponder < len(self.transponderlist):
 154                         self.pidStatus = self.INTERNAL_PID_STATUS_NOOP
 155                         self.oldTuned = self.currTuned
 156                         self.currTuned = self.transponderlist[self.tuningtransponder]
 157                         self.tuner.tune(self.transponderlist[self.tuningtransponder])
 158
 159         INTERNAL_PID_STATUS_NOOP = 0
 160         INTERNAL_PID_STATUS_WAITING = 1
 161         INTERNAL_PID_STATUS_SUCCESSFUL = 2
 162         INTERNAL_PID_STATUS_FAILED = 3
 163
 164         def run(self, checkPIDs = False):
 165                 self.checkPIDs = checkPIDs
 166                 self.pidStatus = self.INTERNAL_PID_STATUS_NOOP
 167                 self.failedTune = []
 168                 self.successfullyTune = []
 169                 self.tuningtransponder = self.firstTransponder()
 170                 self.tune()
 171                 self.progressCallback((len(self.transponderlist), self.tuningtransponder, self.STATUS_START, self.currTuned))
 172                 self.timer.start(100, True)
 173
 174         # transponder = (frequency, symbolrate, polarisation, fec, inversion, orbpos, <system>, <modulation>, <tsid>, <onid>)
 175         #                    0         1             2         3       4         5       6        7              8      9
 176         def addTransponder(self, transponder):
 177                 self.transponderlist.append(transponder)
 178
 179         def clearTransponder(self):
 180                 self.transponderlist = []
 181
 182         STATUS_START = 0
 183         STATUS_TUNING = 1
 184         STATUS_DONE = 2
 185         STATUS_NOOP = 3
 186         # can be overwritten
 187         # progress = (range, value, status, transponder)
 188         def progressCallback(self, progress):
 189                 pass