[mythtv] [mythtv-commits] Ticket #1104: multichannelaudio support

Paul Catchpole paul at paulcatchpole.co.uk
Tue Jan 1 13:55:57 UTC 2008


Paul Catchpole wrote:
> Nigel Pearson wrote:
>   
>>> I'm still seeing the segfault after rebuilding the plugins
>>>     
>>>       
>> That might be a UPnP bug. It mostly seems to affect 64bit envs,
>> but I have seen it on P4 builds, too. Try mythfrontend -v upnp.
>>
>> --
>> Nigel Pearson, nigel at ind.tansu.com.au| "Peacemaking is our profession"
>> Telstra Net. Eng., Sydney, Australia |Motto of Burpelson Airforce Base
>> Office: 9202 3900    Fax:  9261 3912 |Commanded by Gen. Jack D. Ripper
>> Mobile: 0408 664435  Home: 9792 6998 |        Dr Strangelove
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>> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-dev
>>   
>>     
> I've been running the frontends with -d since the autodiscovery code was 
> merged in, as I don't really need it and it was causing problems early 
> on. Running this frontend with -v important,audio,upnp,general only 
> gives the following output when selecting 'Listen to Music'... It worked 
> a couple of weeks ago, before the freesurround upmixer...
>
> 2008-01-01 13:38:06.338 XMLParse::LoadTheme using 
> /usr/local/share/mythtv/themes/metallurgy/music-ui.xml
> 2008-01-01 13:38:07.567 AO: Needs upmix
> 2008-01-01 13:38:07.567 AO: Killing AudioOutputDSP
> 2008-01-01 13:38:07.567 Opening audio device 'softvol2'. ch 6(2) sr 44100
> 2008-01-01 13:38:07.567 Opening ALSA audio device 'softvol2'.
> 2008-01-01 13:38:07.658 in SetParameters(format=2, channels=6, 
> rate=44100, buffer_time=100000, period_time=25000)
> 2008-01-01 13:38:07.659 get_buffer_size returned 4410
> 2008-01-01 13:38:07.660 set_period_time_near returned 20000
> 2008-01-01 13:38:07.660 get_period_size returned 882
> 2008-01-01 13:38:07.665 Opening mixer default
> 2008-01-01 13:38:07.670 Setting Master volume to 80
> 2008-01-01 13:38:07.670 Volume range is 0 to 31, mult=3.22581
> 2008-01-01 13:38:07.671 channel 0 vol set to 25
> 2008-01-01 13:38:07.671 Setting Master volume to 80
> 2008-01-01 13:38:07.671 Volume range is 0 to 31, mult=3.22581
> 2008-01-01 13:38:07.671 channel 1 vol set to 25
> 2008-01-01 13:38:07.672 Setting PCM volume to 100
> 2008-01-01 13:38:07.672 Volume range is 0 to 31, mult=3.22581
> 2008-01-01 13:38:07.672 channel 0 vol set to 31
> 2008-01-01 13:38:07.672 Setting PCM volume to 100
> 2008-01-01 13:38:07.672 Volume range is 0 to 31, mult=3.22581
> 2008-01-01 13:38:07.672 channel 1 vol set to 31
> 2008-01-01 13:38:07.672 Volume range is 0 to 255, mult=0.392157
> 2008-01-01 13:38:07.672 AO: Audio fragment size: 17640
> 2008-01-01 13:38:07.673 AO: create upmixer
> 2008-01-01 13:38:08.780 AO: create upmixer done with surround mode 2
> 2008-01-01 13:38:08.780 AO: Audio Stretch Factor: 1
> 2008-01-01 13:38:08.780 Audio Codec Used: not set
> 2008-01-01 13:38:08.780 AO: Ending reconfigure
> 2008-01-01 13:38:08.781 AO: kickoffOutputAudioLoop: pid = 23486
> 2008-01-01 13:38:08.781 AO: OutputAudioLoop: Play Event
>
>
> I'll try grabbing a backtrace.
>
> Cheers,
>
> PC
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> mythtv-dev at mythtv.org
> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-dev
>   
Backtrace attached...

This is a debug build of 15273, build for pentiumpro on arch i486, 
running on a Sempron [K8,32bit] 1.6ghz.

Hope that helps, it's been a while since I used gdb...!

PC
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