[mythtv-commits] Ticket #9091: MythTV Problem when shutting down a recording

MythTV mythtv at cvs.mythtv.org
Tue Oct 12 21:43:29 UTC 2010


#9091: MythTV Problem when shutting down a recording
------------------------------------+---------------------------------------
     Reporter:  kontakt@…           |       Owner:  janne 
         Type:  defect              |      Status:  new   
     Priority:  minor               |   Milestone:  0.24  
    Component:  MythTV - DVB        |     Version:  0.23.1
     Severity:  medium              |    Keywords:        
Ticket locked:  0                   |  
------------------------------------+---------------------------------------
 Hi,

 someone is reporting following issue to us:

 MythTV Frontend:
 2010-10-05 22:37:05.538 TV: Attempting to change from None to
 WatchingLiveTV
 2010-10-05 22:37:05.549 MythContext: Connecting to backend server:
 192.168.1.11:6543 (try 1 of 1)
 2010-10-05 22:37:05.550 Using protocol version 56
 2010-10-05 22:37:05.578 Spawning LiveTV Recorder -- begin
 2010-10-05 22:37:09.408 Spawning LiveTV Recorder -- end
 2010-10-05 22:37:09.417 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223708.mpg'
 2010-10-05 22:37:09.477 We have a
 playbackURL(myth://192.168.1.11:6543/1008_20101005223708.mpg) &
 cardtype(DUMMY)
 2010-10-05 22:37:09.477 We have a RingBuffer
 2010-10-05 22:37:09.597 NVP(1): Disabling Audio, params(-1,2,44100)
 2010-10-05 22:37:09.658 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223708.mpg'
 2010-10-05 22:37:09.687 VideoOutputXv: XVideo Adaptor Name: 'ATI Radeon
 AVIVO Video'
 2010-10-05 22:37:09.738 OSD Theme Dimensions W: 1280 H: 720
 greedyhdeint: size changed from 0 x 0 -> 720 x 576
 2010-10-05 22:37:09.838 Realtime priority would require SUID as root.
 2010-10-05 22:37:09.838 OpenGLVideoSync()
 2010-10-05 22:37:09.903 TV: Changing from None to WatchingLiveTV
 2010-10-05 22:37:09.903 TV: State is LiveTV & mctx == ctx
 2010-10-05 22:37:09.912 TV: UpdateOSDInput done
 2010-10-05 22:37:09.912 TV: UpdateLCD done
 2010-10-05 22:37:09.912 TV: ITVRestart done
 2010-10-05 22:37:09.952 ScreenSaverX11Private: DPMS Deactivated 1
 2010-10-05 22:37:10.002 Video timing method: SGI OpenGL
 2010-10-05 22:37:11.164 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223710.mpg'
 2010-10-05 22:37:12.145 TV: Attempting to change from WatchingLiveTV to
 None
 2010-10-05 22:37:12.145
 RingBuf(myth://192.168.1.11:6543/1008_20101005223710.mpg) Warning: Peek()
 requested 2048 bytes, but only returning 376
 2010-10-05 22:37:12.145 NVP::OpenFile(): Error, couldn't read file:
 myth://192.168.1.11:6543/1008_20101005223710.mpg
 2010-10-05 22:37:12.146 NVP(1), Error: JumpToProgram failed.
 2010-10-05 22:37:12.146 NVP(1), Error: Unknown recorder error, exiting
 decoder
 2010-10-05 22:37:12.154 ~OpenGLVideoSync() -- closing opengl vsync
 2010-10-05 22:37:13.145
 RingBuf(myth://192.168.1.11:6543/1008_20101005223710.mpg): Waited too long
 for ringbuffer pause..
 2010-10-05 22:37:14.385 TV: Changing from WatchingLiveTV to None
 2010-10-05 22:37:14.397 MythSystemEventHandler ERROR:
 SendMythSystemPlayEvent() called with empty ProgramInfo
 2010-10-05 22:37:14.414 ScreenSaverX11Private: DPMS Reactivated 1
 2010-10-05 22:37:14.459 TV: Attempting to change from None to
 WatchingLiveTV
 2010-10-05 22:37:14.459 MythContext: Connecting to backend server:
 192.168.1.11:6543 (try 1 of 1)
 2010-10-05 22:37:14.469 Using protocol version 56
 2010-10-05 22:37:14.489 Spawning LiveTV Recorder -- begin
 2010-10-05 22:37:17.848 Spawning LiveTV Recorder -- end
 2010-10-05 22:37:17.861 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223717.mpg'
 2010-10-05 22:37:17.882 We have a
 playbackURL(myth://192.168.1.11:6543/1008_20101005223717.mpg) &
 cardtype(DUMMY)
 2010-10-05 22:37:17.882 We have a RingBuffer
 2010-10-05 22:37:17.933 TV Error: LiveTV not successfully started
 2010-10-05 22:37:18.001 ScreenSaverX11Private: DPMS Deactivated 1
 2010-10-05 22:37:18.001 ScreenSaverX11Private: DPMS Reactivated 1
 2010-10-05 22:37:19.424 MythSystemEventHandler ERROR:
 SendMythSystemPlayEvent() called with empty ProgramInfo


 2010-10-05 22:37:14.427 adding: bilbo as a client (events: 0)
 2010-10-05 22:37:14.444 TVRec(1): Changing from None to WatchingLiveTV
 2010-10-05 22:37:14.482 TVRec(1): HW Tuner: 1->1
 2010-10-05 22:37:14.989 DVBChan(1:/dev/dvb/adapter0/frontend0) Warning:
 Symbol Rate setting (6952000) is out of range (min/max:6250000/690
 0000)
 2010-10-05 22:37:17.832 AutoExpire: CalcParams(): Max required Free Space:
 3.0 GB w/freq: 14 min
 2010-10-05 22:37:17.871 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223717.mpg'
 2010-10-05 22:37:17.899 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223717.mpg'
 2010-10-05 22:37:17.916 TVRec(1): Changing from WatchingLiveTV to None
 2010-10-05 22:37:18.207 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223717.mpg'
 2010-10-05 22:37:18.221 Finished recording The Breed "Amerikansk gyser fra
 2006. En gruppe unge venner flyver til en tilsyneladende forladt  for at
 feste og slappe af.": channel 1008
 2010-10-05 22:37:18.252 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223717.mpg'
 2010-10-05 22:37:18.271 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223717.mpg'
 2010-10-05 22:37:18.294 ProgramInfo(): Updated pathname '':'' ->
 '1008_20101005223717.mpg'
 2010-10-05 22:38:18.927 DVBChan(1:/dev/dvb/adapter0/frontend0) Warning:
 Symbol Rate setting (6952000) is out of range (min/max:6250000/6900000)


 (please note the Symbol Rate issue is already fixed).

 We were not able to reproduce this however according to the code there
 should be a possibility that this can happen.

 The original User seems to be able to reproduce this sometimes.

 Question is why should mythtv bother about the buffer when the stream is
 shutting down anyway? Calling this Peek() function seems to be error prone
 once the recording stops.

 Used version:
 - backend: Ubuntu 10.04, mythtv-backend version 0.23.0
 - frontend: Ubuntu 10.04, mythtv-frontend version 0.23.20100314-1

-- 
Ticket URL: <http://svn.mythtv.org/trac/ticket/9091>
MythTV <http://www.mythtv.org/>
MythTV Media Center


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