[mythtv-users] Error was encountered while displaying video

Mike Dent mcdent at gmail.com
Sun Dec 10 20:15:19 UTC 2006


On 12/10/06, Mike Dent <mcdent at gmail.com> wrote:
> Hi,
> I'm running a new install of 0.20 on Ubuntu 6.10. I installed this via apt-get.
> After a few hours of playing live TV I sometimes get the error:-
>
> "Error was encountered while displaying video"
>
> I've no idea why this happens, I'm testing the box with a view to
> replacing my Tivo so I'm trying to iron out the bugs before moving it
> in to the lounge!
> I have two WinTV Nova cards in the box.
> When it happened just now I managed to get the last few lines of the
> /var/log/mythtv/mythbackend.log file:-
>
>
> stream: start_time: 76579.929 duration: 1586.536 bitrate=3449 kb/s
> 2006-12-10 11:00:00.837 AFD: Opened codec 0x823eb80, id(MPEG2VIDEO) type(Video)
> 2006-12-10 11:00:00.845 AFD: Opened codec 0x824d5a0, id(MP3) type(Audio)
> 2006-12-10 11:00:01.116 TVRec(1): RingBufferChanged()
> 2006-12-10 11:00:01.152 Finished recording Didi Car Pick of the Day:
> channel 1022
> [mpeg2video @ 0xb722ea68]00 motion_type at 5 30
> [mpeg2video @ 0xb722ea68]mb incr damaged
> [mpeg2video @ 0xb722ea68]invalid mb type in P Frame at 17 32
> [mpeg2video @ 0xb722ea68]ac-tex damaged at 2 33
> [mpeg2video @ 0xb722ea68]00 motion_type at 39 34
> [mpeg2video @ 0xb722ea68]00 motion_type at 16 35
> 2006-12-10 11:34:52.684 Expiring CITV:The New Adventures of Superman
> "Witness" from Sat Dec 9 11:00:00 2006, 111 MBytes, forced expire (Liv
> eTV recording)
> 2006-12-10 12:00:00.658 Finished recording Toy Store: channel 1022
> 2006-12-10 12:00:00.997 TVRec(1): Enabling Full LiveTV UI.
> 0: start_time: 7035.032 duration: 323.921
> 1: start_time: 7035.026 duration: 323.896
> stream: start_time: 78166.953 duration: 3599.192 bitrate=3347 kb/s
> 2006-12-10 12:00:01.262 AFD: Opened codec 0x823eb80, id(MPEG2VIDEO) type(Video)
> 2006-12-10 12:00:01.272 AFD: Opened codec 0x824d5a0, id(MP3) type(Audio)
> 2006-12-10 12:00:02.188 Finished recording Wheely Good One Day
> Special: channel 1022
> 2006-12-10 12:00:02.215 Preview Error: Previewer file
> '/var/lib/mythtv//1022_20061210120000.mpg' is not valid.
> 2006-12-10 12:00:02.491 TVRec(1): RingBufferChanged()
> 2006-12-10 12:00:02.494 TVRec(1): Enabling Full LiveTV UI.
> 2006-12-10 12:00:02.548 Finished recording Toy Store: channel 1022
> 2006-12-10 12:00:02.563 TVRec(1): RingBufferChanged()
> 2006-12-10 12:00:02.596 Finished recording Wheely Good One Day
> Special: channel 1022
> 2006-12-10 12:00:07.259 TVRec(1): Changing from WatchingLiveTV to None
> 2006-12-10 12:00:07.756 Finished recording Wheely Good One Day
> Special: channel 1022
>
>
> The box is running an AMD Athlon64 3200, 1gb ram and a Seagate 7200rpm
> 200gb disk.
> Output of df looks like:-
> mike at myth1:/var/lib/mythtv$ df
> Filesystem           1K-blocks      Used Available Use% Mounted on
> /dev/sda1             10080488   2273040   7295380  24% /
> varrun                  517840        96    517744   1% /var/run
> varlock                 517840         0    517840   0% /var/lock
> procbususb               10240       144     10096   2% /proc/bus/usb
> udev                     10240       144     10096   2% /dev
> devshm                  517840         0    517840   0% /dev/shm
> lrm                     517840     17580    500260   4%
> /lib/modules/2.6.17-10-generic/volatile
> /dev/sda3            180932028  33215092 147716936  19% /var/lib
> mike at myth1:/var/lib/mythtv$
>
>
> Any clues as to why this happens every few hours?
>
> thanks
> Mike
>

Hmm, I had another error of the same type.
This is the end of the mythtv logfile:-

                       Run 'mythcommflag --file
1022_20061210145849.mpg --rebuild' to fix
2006-12-10 15:00:00.511 Finished recording Gino D'Acampo: An Italian
in Mexico: channel 1019
[mpegts @ 0xb732e500]Parser not found for Codec Id: 94212 !
[mpegts @ 0xb732e500]Parser not found for Codec Id: 94212 !
2006-12-10 15:00:00.747 TVRec(2): Enabling Full LiveTV UI.
0: start_time: 1717.032 duration: 5.116
1: start_time: 1717.008 duration: 5.093
2: start_time: 1717.074 duration: -9223372036854.775
3: start_time: 1717.008 duration: 5.140
4: start_time: 1717.008 duration: 5.140
5: start_time: 1717.008 duration: 5.140
6: start_time: 1717.008 duration: 5.140
stream: start_time: 19077.863 duration: 57.109 bitrate=2258 kb/s
2006-12-10 15:00:01.741 AFD: Opened codec 0x82887a0, id(MPEG2VIDEO) type(Video)
2006-12-10 15:00:01.806 TVRec(2): RingBufferChanged()
2006-12-10 15:00:01.910 Finished recording Worrall Thompson "Secret of
My Success": channel 1019
2006-12-10 15:00:01.947 TVRec(2): Enabling Full LiveTV UI.
2006-12-10 15:00:01.910 AFD: Opened codec 0x825ab90, id(MP3) type(Audio)
2006-12-10 15:00:01.989 Finished recording Gino D'Acampo: An Italian
in Mexico: channel 1019
2006-12-10 15:00:01.993 Preview Error: Previewer file
'/var/lib/mythtv//1019_20061210150000.mpg' is not valid.
2006-12-10 15:00:02.006 AFD: Opened codec 0x82ab120, id(DVB_SUBTITLE)
type(Subtitle)
2006-12-10 15:00:02.060 AFD: Opened codec 0x8222cc0, id(MP3) type(Audio)
2006-12-10 15:00:02.066 NVP: Recording does not have position map.
                        Run 'mythcommflag --file
1019_20061210145903.mpg --rebuild' to fix
2006-12-10 15:00:02.402 TVRec(2): RingBufferChanged()
2006-12-10 15:00:02.442 Finished recording Worrall Thompson "Secret of
My Success": channel 1019
2006-12-10 15:00:06.280 Expiring Toy Store from Sun Dec 10 14:00:00
2006, 0 MBytes, forced expire (LiveTV recording)
2006-12-10 15:00:06.302 Expiring Toy Store from Sun Dec 10 14:00:00
2006, 2 MBytes, forced expire (LiveTV recording)
2006-12-10 15:00:06.308 Expiring Coast "Exmouth to Bristol" from Sat
Dec 9 14:00:00 2006, 1187 MBytes, forced expire (LiveTV recording)
2006-12-10 15:00:11.866 TVRec(2): Changing from WatchingLiveTV to None
2006-12-10 15:00:12.371 Finished recording Worrall Thompson "Secret of
My Success": channel 1019
(END)


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