Re: [gentoo-user] Firefox/Watefox and jack?

[Michael]

On Tuesday, 5 May 2020 18:33:29 BST Mark Knecht wrote:
> On Tue, May 5, 2020 at 9:43 AM Dale <rdalek1967@×××××.com> wrote:
>
> <SNIP>
>
> > Question, somewhat off topic but somewhat on topic.  I use smplayer to
>
> send my videos to my TV using the second port on my video card.  I set
> smplayer to send the audio to the TV, instead of my puter speakers.  I've
> never used pulseaudio but with Firefox heading down that path, I might have
> to switch.  My question is, if I switched to pulseaudio, can I tell it that
> smplayer goes to TV and things like Firefox, Seamonkey, gnome-player and
> such goes to the puter speakers?  From what I've read, it sounds like that
> is pretty much what it does.  Right now, I'm using ALSA, Kmix and friends.
>
> Short answer - yes, I believe so.
>
> Long answer - I don't know how much pulseaudio will remember settings from
> session to session. If you emerge pavucontrol (kubuntu installs it by
> default, it appears Gentoo requires you to add it. On my system it's
> pavucontrol-qt) you should see something akin to this, assuming this link
> survives email
>
> https://drive.google.com/open?id=1B_Rgaomiru0DNmuTFUwZy-9q5p4SGo_L
>
> Each app has a section, each section can be routed where you please. Each
> section has a horizontal VU meter so you can see where audio is coming
> from.
>
> If you use pulseaudio then it owns the Alsa stack. You no longer
> communicate with Alsa using the old apps. In the general case I believe
> that alsamixer continues to work but I wouldn't bet on that for all systems
> and all soundcards.
>
> HTH,
> Mark

Kmix displays both in different tabs.  Of course it makes sense to use a tool 
you decided to install (e.g. pulseaudio) rather than trying to fight against 
it with alsamixer over control of the audio.