[mythtv-users] Too much time on LiveTV change

Josu Lazkano josu.lazkano at gmail.com
Sun Aug 7 15:23:11 UTC 2011


Hello list, I am using MythTV for LiveTV with a DVB-T card and Nvidio
IOn based board. When I change a channel (different transponder) it
takes more than 5 seconds. This is the backend log:

2011-08-07 17:13:01.329 TVRec(21): HW Tuner: 21->21
2011-08-07 17:13:01.347 LoadFromScheduler(): Error, called from backend.
2011-08-07 17:13:01.358 AutoExpire: CalcParams(): Max required Free
Space: 3.0 GB w/freq: 14 min
2011-08-07 17:13:01.379 Finished recording CINE: HOOSIERS: MÁS QUE
ÍDOLOS: channel 4344
2011-08-07 17:13:01.964 MainServer::ANN Monitor
2011-08-07 17:13:01.964 adding: htpc as a client (events: 0)
2011-08-07 17:13:01.967 MainServer::ANN Monitor
2011-08-07 17:13:01.968 adding: htpc as a client (events: 1)
2011-08-07 17:13:03.020 DTVSM(/dev/dvb/adapter1/frontend0) Error:
Wrong PMT; pmt->pn(941) desired(942)
2011-08-07 17:13:03.021 DTVSM(/dev/dvb/adapter1/frontend0) Error:
Wrong PMT; pmt->pn(944) desired(942)
2011-08-07 17:13:03.122 DTVSM(/dev/dvb/adapter1/frontend0) Error:
Wrong PMT; pmt->pn(943) desired(942)
2011-08-07 17:13:03.123 DTVSM(/dev/dvb/adapter1/frontend0) Error:
Wrong PMT; pmt->pn(945) desired(942)
2011-08-07 17:13:03.234 Finished recording HOME CINEMA: 'REGRESO AL
FUTURO III': channel 4942
2011-08-07 17:13:03.240 LoadFromScheduler(): Error, called from backend.
2011-08-07 17:13:03.249 AutoExpire: CalcParams(): Max required Free
Space: 3.0 GB w/freq: 14 min
2011-08-07 17:13:03.270 Finished recording HOME CINEMA: 'REGRESO AL
FUTURO III': channel 4942
2011-08-07 17:13:06.443 RecBase(21:/dev/dvb/adapter1/frontend0):
GetKeyframePositions(57,9223372036854775807,#0) out of 3
2011-08-07 17:13:06.569 RecBase(21:/dev/dvb/adapter1/frontend0):
GetKeyframePositions(57,9223372036854775807,#1) out of 4

There are two errors called: "LoadFromScheduler(): Error, called from backend."
If a change a channel on the same transponder it takes less time (2-3
seconds), and this is the backend log:

2011-08-07 17:16:25.421 TVRec(21): HW Tuner: 21->21
2011-08-07 17:16:25.461 LoadFromScheduler(): Error, called from backend.
2011-08-07 17:16:25.471 AutoExpire: CalcParams(): Max required Free
Space: 3.0 GB w/freq: 14 min
2011-08-07 17:16:25.493 Finished recording El Santo: channel 4490
2011-08-07 17:16:25.627 TVRec(21): RingBufferChanged()
2011-08-07 17:16:26.059 MainServer::ANN Monitor
2011-08-07 17:16:26.059 adding: htpc as a client (events: 0)
2011-08-07 17:16:26.061 MainServer::ANN Monitor
2011-08-07 17:16:26.062 adding: htpc as a client (events: 1)
2011-08-07 17:16:31.104 RecBase(21:/dev/dvb/adapter1/frontend0):
GetKeyframePositions(99,9223372036854775807,#3) out of 12
2011-08-07 17:16:31.229 RecBase(21:/dev/dvb/adapter1/frontend0):
GetKeyframePositions(99,9223372036854775807,#4) out of 13

There is one error message. Is something wrong in my configuration?

The card is a Kworld KW-DVB-T 399U twin card with default capturer
options, I am just using one of two devices.

Can you help with this? I don't know where to point.

Regards.

--
Josu Lazkano


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