[mythtv-commits] Ticket #9034: Error Opening jump program file buffer in Live TV

[MythTV]

#9034: Error Opening jump program file buffer in Live TV
-------------------------------------+----------------------------
 Reporter:  ligverd@…                |          Owner:
     Type:  Bug Report - General     |         Status:  new
 Priority:  trivial                  |      Milestone:  unknown
Component:  MythTV - Video Playback  |        Version:  Trunk Head
 Severity:  low                      |     Resolution:
 Keywords:  Live TV igmp             |  Ticket locked:  0
-------------------------------------+----------------------------
Changes (by beirdo):

 * type:  defect => Bug Report - General


Old description:

> System:
> Qt-4.6.3
> NVidia 195.36.24
> mythtv svn from r262?? to r26592
>
> Live TV UDP Multicast
> have almost always error:
> "Error Opening jump program file buffer"
>
> tcpdump -n -i eth1 igmp
>
> First run Live TV
> 06:08:11.539080 IP 10.242.44.105 > 224.0.0.2: igmp leave 230.0.1.20
> 06:08:11.544583 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
> 06:08:12.438036 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
> time 10] [gaddr 230.0.1.20]
> 06:08:12.784576 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
> 06:08:13.440329 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
> time 10] [gaddr 230.0.1.20]
> 06:08:14.257909 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
>
> All right, look
> ...
> Switch the channel
>
> 06:08:20.981990 IP 10.242.44.105 > 224.0.0.2: igmp leave 230.0.1.20
> 06:08:21.077927 IP 10.242.44.105 > 230.0.1.54: igmp v2 report 230.0.1.54
> 06:08:21.440232 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
> time 10] [gaddr 230.0.1.20]
> 06:08:22.291240 IP 10.242.44.105 > 230.0.1.54: igmp v2 report 230.0.1.54
> 06:08:22.440099 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
> time 10] [gaddr 230.0.1.20]
> 06:08:23.298522 IP 10.242.44.105 > 224.0.0.2: igmp leave 230.0.1.54
> 06:08:23.442619 IP 10.248.18.161 > 230.0.1.54: igmp query v2 [max resp
> time 10] [gaddr 230.0.1.54]
> 06:08:23.451667 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
> 06:08:24.440503 IP 10.248.18.161 > 230.0.1.54: igmp query v2 [max resp
> time 10] [gaddr 230.0.1.54]
> 06:08:28.318322 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
> 06:08:33.454237 IP 10.242.44.1 > 224.0.0.1: igmp query v2
> 06:08:33.455514 IP 10.250.44.1 > 224.0.0.1: igmp query v2
> 06:08:33.457003 IP 10.248.18.161 > 224.0.0.1: igmp query v2
> 06:08:34.344571 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
> 06:08:39.514587 IP 10.242.44.105 > 239.255.255.250: igmp v2 report
> 239.255.255.250
>
> Crashes with error:
> "Error Opening jump program file buffer"
>
> after which the multicast stream 230.0.1.20 continues to run
>
> moment of switching are two threads together.
> :(

New description:

 System:
 Qt-4.6.3
 NVidia 195.36.24
 mythtv svn from r262?? to r26592

 Live TV UDP Multicast
 have almost always error:
 "Error Opening jump program file buffer"

 tcpdump -n -i eth1 igmp

 First run Live TV
 {{{
 06:08:11.539080 IP 10.242.44.105 > 224.0.0.2: igmp leave 230.0.1.20
 06:08:11.544583 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
 06:08:12.438036 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
 time 10] [gaddr 230.0.1.20]
 06:08:12.784576 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
 06:08:13.440329 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
 time 10] [gaddr 230.0.1.20]
 06:08:14.257909 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
 }}}
 All right, look
 ...
 Switch the channel

 {{{
 06:08:20.981990 IP 10.242.44.105 > 224.0.0.2: igmp leave 230.0.1.20
 06:08:21.077927 IP 10.242.44.105 > 230.0.1.54: igmp v2 report 230.0.1.54
 06:08:21.440232 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
 time 10] [gaddr 230.0.1.20]
 06:08:22.291240 IP 10.242.44.105 > 230.0.1.54: igmp v2 report 230.0.1.54
 06:08:22.440099 IP 10.248.18.161 > 230.0.1.20: igmp query v2 [max resp
 time 10] [gaddr 230.0.1.20]
 06:08:23.298522 IP 10.242.44.105 > 224.0.0.2: igmp leave 230.0.1.54
 06:08:23.442619 IP 10.248.18.161 > 230.0.1.54: igmp query v2 [max resp
 time 10] [gaddr 230.0.1.54]
 06:08:23.451667 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
 06:08:24.440503 IP 10.248.18.161 > 230.0.1.54: igmp query v2 [max resp
 time 10] [gaddr 230.0.1.54]
 06:08:28.318322 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
 06:08:33.454237 IP 10.242.44.1 > 224.0.0.1: igmp query v2
 06:08:33.455514 IP 10.250.44.1 > 224.0.0.1: igmp query v2
 06:08:33.457003 IP 10.248.18.161 > 224.0.0.1: igmp query v2
 06:08:34.344571 IP 10.242.44.105 > 230.0.1.20: igmp v2 report 230.0.1.20
 06:08:39.514587 IP 10.242.44.105 > 239.255.255.250: igmp v2 report
 239.255.255.250
 }}}

 Crashes with error:
 "Error Opening jump program file buffer"

 after which the multicast stream 230.0.1.20 continues to run

 moment of switching are two threads together.
 :(

--

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Ticket URL: <http://code.mythtv.org/trac/ticket/9034#comment:17>
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