[mythtv-users] Cannot record or watch tv on dvb-t

Yianni yiannividalis at hotmail.com
Tue Oct 21 18:00:03 UTC 2014


Hi, everyone.

I've just noticed that I cannot watch live tv or record using mythtv through the two dvb-t adapters I have connected. One is on the MB and the other is on the SB. I have tested with kaffeine on MB and it shows tv without problem, so it's not the kernel drivers or the devices/signal. I rescanned for channels and they are picked up correctly (before and after deleting all on the particular input). Dvb-S, hdpvr and hls sources work without problem. 


On the dvb-t ones I get a "Taking more than 10000 ms to get a lock" message, and a suggestion to increase tuning timeout in mythtv-setup. I did so and now it complains that it's taking more than 23xxx ms.

I am running master:

MythTV Version : v0.28-pre-2323-g1e6778e
MythTV Branch : master
Network Protocol : 83
Library API : 0.28.20141012-1
QT Version : 4.8.6
Options compiled in:
 linux profile use_hidesyms using_alsa using_oss using_pulse using_pulseoutput using_backend using_bindings_perl using_bindings_python using_bindings_php using_dvb using_frontend using_ceton using_hdpvr using_libcrypto using_libfftw3 using_libxml2 using_libudf using_lirc using_mheg using_opengl using_opengl_video using_qtwebkit using_qtscript using_qtdbus using_taglib using_v4l2 using_x11 using_xrandr using_xv using_profiletype using_bindings_perl using_bindings_python using_bindings_php using_mythtranscode using_opengl using_vaapi using_vdpau using_ffmpeg_threads using_mheg using_libass using_libxml2 using_libudf


A backend.log extract from watching live tv:

Live tv starts from an hls source, then I tuned to the dvb-t source ( I think at 20:52:16)

Oct 21 20:51:53 storage  mythbackend[13660]: E StreamHandler recorders/dtvsignalmonitor.cpp:328 (HandlePAT) DTVSigMon[16](http://public.infozen.cshls.lldns.net/infozen/public/public.m3u8(0)): But there is only one program in the PAT, so we'll just use it
Oct 21 20:51:54 storage  mythbackend[13660]: W TVRecEvent recorders/recorderbase.cpp:184 (SetOption) RecBase[16](): SetOption(mrl,http://192.168.13.100/playlist-hls.m3u): Option not recognized
Oct 21 20:51:54 storage  mythbackend[13660]: E TVRecEvent recorders/recorderbase.cpp:212 (SetStrOption) RecBase[16](http://192.168.13.100/playlist-hls.m3u): SetStrOption(...recordingtype): Option not in profile.
Oct 21 20:52:16 storage  mythbackend[13660]: E TVRecEvent tv_rec.cpp:4007 (TuningSignalCheck) TVRec[3]: TuningSignalCheck: SignalMonitor timed out
Oct 21 20:52:18 storage  mythbackend[13660]: E TVRecEvent tv_rec.cpp:1771 (GetStartChannel) TVRec[0]: Problem finding starting channel, setting to default of '3'.
Oct 21 20:52:19 storage  mythbackend[13660]: W TVRecEvent programinfo.cpp:5158 (FromProgramQuery) LoadFromProgram(): SQL contains LIMIT clause, caller should be updated to use limit parameter instead
Oct 21 20:52:40 storage  mythbackend[13660]: W TVRecEvent tv_rec.cpp:4047 (TuningSignalCheck) TVRec[3]: TuningSignalCheck: taking more than 20750 ms to get a lock. marking this recording as 'Failing'.
Oct 21 20:52:40 storage  mythbackend[13660]: W TVRecEvent tv_rec.cpp:4049 (TuningSignalCheck) TVRec[3]: See 'Tuning timeout' in mythtv-setup for this capturecard

I don't know what is channel 3 it complains it cannot find, I've set the specific card to start from 13, which exists.
Should I create a ticket?

Thanks,

Yianni 		 	   		  


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