Re: [LAU] html5 in ff through jack

From: Peter P. <peterparker@email-addr-hidden>
Date: Thu Sep 15 2016 - 20:00:31 EEST

Hi list, hi Robin,

does anyone know when jack support for html5 in firefox-esr on Debian
testing will be available? Our conversation from june 2016 (below)
indicated that it is on its way.

thanks for oppinions!
Peter

* Robin Gareus <robin@email-addr-hidden> [2016-06-15 11:17]:
> On 06/15/2016 03:02 PM, hollundertee@email-addr-hidden wrote:
> > On Wed, 15 Jun 2016 12:18:05 +0200
> > Robin Gareus <robin@email-addr-hidden> wrote:
> >
> >> On 06/15/2016 10:00 AM, Peter P. wrote:
> >>> Hi list,
> >>>
> >>> I have been search the archives and the web a bit and it seems
> >>> there is no easy way to route html5 audio playback from firefox
> >>> through jack on Debian testing.
> >>
> >> Wait for another week or three.
> >>
> >> Firefox/git features native JACK input & output since last week.
> >> Largely thanks to Damien Zammit.
> >>
> >>
> >> Cheers!
> >> robin
> >
> > This is barely believable. My experience so far was that browsers allow
> > practically no user control over audio whatsoever.
> > Given that browsers nowadays are audio/video players, game engines and
> > whatnot this is ridiculuous, but also understandable, since browsers
> > are supposed to be everything but the kitchen sink (or "die eierlegende
> > Wollmilchsau" to use this wonderful German term.
> > Web browsers are the very definition of scope creep.
> > You can't expect those things to do everything or anything properly.
>
> yep. The the actual browser processing is not RT-safe. There's a buffer
> (and resampler) in between jack and the sandboxed browser/engine.
>
> So web-audio javascript etc is not using elevated privileges, probably a
> good thing, so it can't take down jack :)
>
> > In which ff version is it supposed to be available? I will try it but I
> > won't hold my breath.
> >
>
> I don't know.
>
> Firefox (and other mozilla products) uses "cubeb" a Cross platform audio
> library for audio i/o. JACK support was merged upstream there:
> https://github.com/kinetiknz/cubeb
>
> The --enable-jack configuration option for FF is still sitting here:
> https://bugzilla.mozilla.org/show_bug.cgi?id=783733
>
> If you can't wait, just compile your own firefox/iceweasel (apt-get
> build-dep... ; apt-get source...)
>
> ciao,
> robin
>
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Received on Thu Sep 15 20:15:02 2016

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