A2DP direct?

Daniel Benoy daniel at benoy.name
Fri Sep 26 16:05:49 CEST 2008

On Thursday 25 September 2008 20:16:47 Brad Midgley wrote:
> Daniel
> A few specialized bluetooth adapters have a2dp encoding/decoding that
> executes on-chip. These are typically embedded in a headset or a
> transmitter dongle. FR does not use one of these chips, so it has to
> happen on the cpu.

That's too bad :)

> There are a few bt headphones that have mp3 decoders on board and
> there's been some work to make the gstreamer plugin take advantage of
> it. That would sidestep the issue nicely by sending the raw mp3
> straight to the headphones if it were worked out completely.
> Brad

Neat :)  Is there a command I can use to determine if my headphones have that feature?

Do you know if bluetooth-alsa supports this, and/or is capable of supporting it?

> On Thu, Sep 25, 2008 at 3:31 PM, Daniel Benoy <daniel at benoy.name> wrote:
> > From what I've read, if you use a bluetooth headset, the sound and the bluetooth will communicate directly with eachother, and you need only alter the alsa mixer settings to move the sound from one to the other.
> >
> > Is it possible to do the same thing with A2DP?  At present, I'm enjoying listening to podcasts with my A2DP headphones and my freerunner, but if ever I use the CPU for anything serious the sound gets really choppy.  It'd be nice if there was some hardware solution.
> >
> > --
> > Daniel Benoy
> > http://daniel.benoy.name
> >
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Daniel Benoy

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