[mythtv-users] Sound issues still...

Jean-Yves Avenard jyavenard at gmail.com
Wed Nov 4 06:43:28 UTC 2009


2009/11/4 Scott <list-mythtv at bluecamel.eml.cc>:
> I have HDMI sound working for Live TV, Recorded TV, and DVD playback now. My
> box is the ASRock 330 ION which should be similar to the Zotac 8300 from
> what I can see.
> For live tv viewing I had to enable the option Settings -> TV Settings ->
> Playback -> General Playback -> Extra audio buffering. If I didn't I would
> see "WriteAudio: buffer underrun" logged with sound breakups when watching
> Live TV. The other Settings -> General -> Sound config I used was:
> Audio output device: ALSA:default
> Passthrough output device: Default
> Max Audio Channels: Stereo
> Upmix: Passive
> AC3 audio upmixer - unchecked
> Enable AC3 to SPDIF passthrough - unchecked
> Enable DTS to SPDIF passthrough - unchecked
> Agressive Sound card Buffering - unchecked
> Use internal volume controls - unchecked
> And my /etc/asound.conf looks like this:
> pcm.!default {
>   type plug
>   slave.pcm "hdmi"
> }
> I'm running JYA's stable 0.21-fixes with Ubuntu 9.04 at the moment.

If you're using my repo, you would only get stereo sound then, not 5.1

If you want surround sound you have to set the max audio channels to 5.1

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