[LAD] RESEND: Fedora 25 x86_64; Pulseaudio removed; ALSA recording and playing from multiple sources - JACK?

[Philip Rhoades]

People,

I didn't get a response to this - can anyone help?

Thanks,

Phil.


On 2017-09-05 14:12, Philip Rhoades wrote:
> People,
> 
> For playing from multiple sources, ALSA plus the version of .asoundrc
> below has been rock-solid for a couple of years now:
> 
> I now want to use things like "recordmydesktop" which work fine with
> the mic but they do not record sound from audio or video clips that
> are playing eg from YouTube or local mpv etc.  So, yet again, I
> started to try and make sense of JACK because I was pretty sure that
> it could solve this problem - but I have found sound on linux has
> always been a major pain and messing around with configs and rebooting
> etc on my big workstation is tedious so I think I will try to get
> something working on my laptop to begin with.
> 
> Hopefully some jack gurus will have some suggestions about how to do
> what I want to do?  I presume it is possible?
> 
> Thanks,
> 
> Phil.
> 
> 
> pcm.!default {
>         type plug
>         slave.pcm "asymed"
> }
> 
> # This is the audio output:
> pcm.dmixer {
>         type dmix
>         ipc_key 1024
>         slave {
>                 pcm "hw:1,0"
>                 period_time 0
>                 period_size 1024
>                 buffer_size 4096
>                 rate 44100
>         }
>         bindings {
>                 0 0
>                 1 1
>         }
> }
> 
> ctl.dmixer {
>         type hw
>         card 0
> }
> 
> # This is the microphone
> pcm.dsnooped {
>         ipc_key 1027
>         type dsnoop
>         slave.pcm "hw:1,0"
> }
> 
> # This makes both channels work together.
> pcm.asymed {
>         type asym
>         playback.pcm "dmixer"
>         capture.pcm "dsnooped"
> }

-- 
Philip Rhoades

PO Box 896
Cowra  NSW  2794
Australia
E-mail:  phil at pricom.com.au