Dear Dave,
Thanks for your help.
Does the g1 bluetooth headset connect directly to the baseband? The app
processor need not route the data from the bluetooth to gsm stack?
I make me much confusedly!!!
----- Original Message -----
From: "Dave Sparks" <[email protected]>
To: "android-porting" <[email protected]>
Sent: Friday, April 03, 2009 2:03 PM
Subject: [android-porting] Re: Does the g1 support play music into gsm channels
No, the G1 firmware does not support routing audio from the app
processor to the GSM stack. All in-call audio routing is handled by
the baseband processor.
On Apr 2, 10:39 pm, "dingerjun" <[email protected]> wrote:
> Yes ,of course , I do realize that I should answer the call first.
>
> My question is that I want play sound to gsm modem .
>
> In general, GSM modules are sampling directly from the microphone, playing to
> the guests from afar. the main CPU do not need do the voice control. all
> things are done by hardware . I do not want to sample from the microphone,
> but data from the local players.
>
> I think it may be achieved, but not sure. Because the g1 support the
> bluetooth headset. So the software can handle the voice data channel. The
> main cpu software get data frome bluetooth headset and sent it to gsm module.
>
> I learn the code in (TOPDIR)/hardware/alsa-sound. May I modify the
> doRouting() method in AudioHardwareALSA.cpp can solve this problem. This file
> only support one stream input micphone. I want add the local play out to the
> stream input object.
>
> Does anybody can help me to confirm this quesition?
>
> ----- Original Message -----
> From: "Sean McNeil" <[email protected]>
> To: <[email protected]>
> Sent: Friday, April 03, 2009 11:23 AM
> Subject: [android-porting] Re: Does the g1 support play music into gsm
> channels
>
> > You do realize that the phone would have to answer the call before it
> > could play the music, right? This would mean you will start incurring
> > minutes usage.
>
> > I don't think that service plans that offer music or other personal ring
> > play count that time towards your minute allocation.
>
> > dingerjun wrote:
> >> Dear all,
> >> When my g1 ring, I want to play my local music to the caller through gsm
> >> channel.
>
> >> I should close the micphone and change the music play out to the gsm modem.
>
> >> Does the g1 gsm modem support it?
>
> >> Best Regards
> >> Erjun
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