1 from Components.Converter.Converter import Converter
2 from enigma import iServiceInformation, iPlayableService
3 from Components.Element import cached
5 class ServiceInfo(Converter, object):
10 SUBSERVICES_AVAILABLE = 4
23 def __init__(self, type):
24 Converter.__init__(self, type)
25 self.type, self.interesting_events = {
26 "HasTelext": (self.HAS_TELETEXT, (iPlayableService.evUpdatedInfo,)),
27 "IsMultichannel": (self.IS_MULTICHANNEL, (iPlayableService.evUpdatedInfo,)),
28 "IsCrypted": (self.IS_CRYPTED, (iPlayableService.evUpdatedInfo,)),
29 "IsWidescreen": (self.IS_WIDESCREEN, (iPlayableService.evVideoSizeChanged,)),
30 "SubservicesAvailable": (self.SUBSERVICES_AVAILABLE, (iPlayableService.evUpdatedEventInfo,)),
31 "VideoWidth": (self.XRES, (iPlayableService.evVideoSizeChanged,)),
32 "VideoHeight": (self.YRES, (iPlayableService.evVideoSizeChanged,)),
33 "AudioPid": (self.APID, (iPlayableService.evUpdatedInfo,)),
34 "VideoPid": (self.VPID, (iPlayableService.evUpdatedInfo,)),
35 "PcrPid": (self.PCRPID, (iPlayableService.evUpdatedInfo,)),
36 "PmtPid": (self.PMTPID, (iPlayableService.evUpdatedInfo,)),
37 "TxtPid": (self.TXTPID, (iPlayableService.evUpdatedInfo,)),
38 "TsId": (self.TSID, (iPlayableService.evUpdatedInfo,)),
39 "OnId": (self.ONID, (iPlayableService.evUpdatedInfo,)),
40 "Sid": (self.SID, (iPlayableService.evUpdatedInfo,)),
43 def getServiceInfoString(self, info, what):
44 v = info.getInfo(what)
48 return info.getInfoString(what)
53 service = self.source.service
54 info = service and service.info()
58 if self.type == self.HAS_TELETEXT:
59 tpid = info.getInfo(iServiceInformation.sTXTPID)
61 elif self.type == self.IS_MULTICHANNEL:
62 # FIXME. but currently iAudioTrackInfo doesn't provide more information.
63 audio = service.audioTracks()
65 n = audio.getNumberOfTracks()
68 i = audio.getTrackInfo(idx)
69 description = i.getDescription();
70 if "AC3" in description or "DTS" in description:
74 elif self.type == self.IS_CRYPTED:
75 return info.getInfo(iServiceInformation.sIsCrypted) == 1
76 elif self.type == self.IS_WIDESCREEN:
77 return info.getInfo(iServiceInformation.sAspect) in (3, 4, 7, 8, 0xB, 0xC, 0xF, 0x10)
78 elif self.type == self.SUBSERVICES_AVAILABLE:
79 subservices = service.subServices()
80 return subservices and subservices.getNumberOfSubservices() > 0
82 boolean = property(getBoolean)
86 service = self.source.service
87 info = service and service.info()
91 if self.type == self.XRES:
92 return self.getServiceInfoString(info, iServiceInformation.sVideoWidth)
93 elif self.type == self.YRES:
94 return self.getServiceInfoString(info, iServiceInformation.sVideoHeight)
95 elif self.type == self.APID:
96 return self.getServiceInfoString(info, iServiceInformation.sAudioPID)
97 elif self.type == self.VPID:
98 return self.getServiceInfoString(info, iServiceInformation.sVideoPID)
99 elif self.type == self.PCRPID:
100 return self.getServiceInfoString(info, iServiceInformation.sPCRPID)
101 elif self.type == self.PMTPID:
102 return self.getServiceInfoString(info, iServiceInformation.sPMTPID)
103 elif self.type == self.TXTPID:
104 return self.getServiceInfoString(info, iServiceInformation.sTXTPID)
105 elif self.type == self.TSID:
106 return self.getServiceInfoString(info, iServiceInformation.sTSID)
107 elif self.type == self.ONID:
108 return self.getServiceInfoString(info, iServiceInformation.sONID)
109 elif self.type == self.SID:
110 return self.getServiceInfoString(info, iServiceInformation.sSID)
113 text = property(getText)
117 service = self.source.service
118 info = service and service.info()
122 if self.type == self.XRES:
123 return info.getInfo(iServiceInformation.sVideoWidth)
124 if self.type == self.YRES:
125 return info.getInfo(iServiceInformation.sVideoHeight)
129 value = property(getValue)
131 def changed(self, what):
132 if what[0] != self.CHANGED_SPECIFIC or what[1] in self.interesting_events:
133 Converter.changed(self, what)