[mythtv-users] MythTV 0.23 audio settings

Chris Adams rocket at extremelan.net
Mon Mar 22 02:02:51 UTC 2010


> /etc/asound.conf
> pcm.!default {
>       type hw
>       card 0
>       device 3
>   }

This config (the ctl.!default section appears to be unnecessary) works
for me for HDMI audio in 0.22-fixes.

However flash makes no sound. Not sure if something like this will help:
(see http://forum.xbmc.org/showthread.php?t=49374 )

pcm.!default {
       type plug
       slave {
              pcm "hdmi"
       }
}

I'm planning to test it tonight.
Or you could force everything to 48kHz:
(see http://www.johannes-bauer.com/dolby/ )

pcm.Filter_RateConvert {
    type rate
    slave {
        pcm "hdmi"
        rate 48000
    }
}
pcm.!default {
    type plug
    slave.pcm "Filter_RateConvert"
}

JYA: my understanding is that plug and rate both do rate conversion,
but plug would be "smarter" because it can do the correct conversion
for the slave pcm. Is this correct?


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