[mythtv] Ticket #1104: multi channel audio support
Paul Catchpole
paul at paulcatchpole.co.uk
Sun Dec 9 16:24:02 UTC 2007
MythTV wrote:
> #1104: multi channel audio support
> -------------------------+--------------------------------------------------
> Reporter: Mark Spieth | Owner: ijr
> Type: enhancement | Status: new
> Priority: minor | Milestone: 0.21
> Component: mythtv | Version: head
> Severity: medium | Resolution:
> Mlocked: 0 |
> -------------------------+--------------------------------------------------
>
> Comment(by anonymous):
>
> I am using markspieth's .asoundrc file, and it is working great.
>
> But I have two problems:
>
> 1. Sound in MythMusic "crackles" a little bit. Changing volume does not
> help.
>
> 2. If the volume of PCM (I have no Master) is on 0 (zero), I can still
> hear some sound on the speakers. Sound is gone only if I mute it directly
> in alsamixer. MythTv's muting does not actually mute the sound, but it
> sets it to zero.
>
> I have no Master in alsamixer, and I thought about putting a softvol
> device called Master, to be able to use it in MythTv. I used this code,
> but it does not work:
>
> pcm.!default {
> type softvol
> slave.pcm "ch51dup"
> control {
> name "Master"
> card 0
> }
> }
>
>
The below is my asound.conf for the fake volume master - works fine.
Fakerear is my equivalent of your ch51dup.
HTH, PC
pcm.softvol {
type softvol
slave {
pcm "fakerear"
}
control {
name "SoftMaster"
card 0
}
}
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