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-   -   A2DP works, help me test it? (https://talk.maemo.org/showthread.php?t=13468)

svs57 2009-12-05 17:21

Re: A2DP works, help me test it?
 
python script msg: Host is down
means that or BT address is incorrect or headphone is off.
Try remove BT headphone device and add it again after you change
/etc/bluetooth/audio.conf and restart bluetooth
You must first of all create a2dp alsa device using python script before you can use it.
PS
You can find more information on
http://wiki.bluez.org/wiki/HOWTO/AudioDevices

eastbayarb 2009-12-26 08:52

Re: A2DP works, help me test it?
 
I installed the a2dp support (a2dp-support_0.9_all.deb) and followed the guide. I have a Motorola S805, and although a2dp is enabled, I am still getting mono sound. I have the latest mplayer installed (1.0rc1-maemo.29.n8x0)

Please help!

speculatrix 2009-12-26 22:18

Re: A2DP works, help me test it?
 
Quote:

Originally Posted by eastbayarb (Post 441984)
I installed the a2dp support (a2dp-support_0.9_all.deb) and followed the guide. I have a Motorola S805, and although a2dp is enabled, I am still getting mono sound. I have the latest mplayer installed (1.0rc1-maemo.29.n8x0)

Please help!

if you're only getting mono sound then..
either you're still using SCO audio
or
the sound file is mono
or
mplayer is broken
or
the configuration is broken - be sure to check you have the correct mac address so it can connect

meanwhile you'll have to paste some of the mplayer output as we're simply guessing in the dark as to what's going on!!

eastbayarb 2009-12-26 23:16

Re: A2DP works, help me test it?
 
Quote:

Originally Posted by speculatrix (Post 442437)
if you're only getting mono sound then..
either you're still using SCO audio
or
the sound file is mono
or
mplayer is broken
or
the configuration is broken - be sure to check you have the correct mac address so it can connect

meanwhile you'll have to paste some of the mplayer output as we're simply guessing in the dark as to what's going on!!

I assure you the mp3's I am using are not mono. I have installed, uninstalled, and reinstalled mplayer twice. I know I have the correct MAC address.

What mplayer output are you talking about pasting?

tabletter 2010-01-09 17:28

Re: A2DP works, help me test it?
 
Who knows what is the current situation with AVRCP support? Do stop, next, prev, etc buttons work? Any chance?

lardman 2010-01-09 21:03

Re: A2DP works, help me test it?
 
On the N900? Yes they do.

tabletter 2010-01-20 20:57

Re: A2DP works, help me test it?
 
I mean the previous ones - N8x0. I believe this new N900 support everything.

AndyM 2010-02-16 13:15

Re: A2DP works, help me test it?
 
Quote:

Originally Posted by zenjunior (Post 300075)
The instructions on the first page are still valid, and work without a problem, the only problem is that mplayer normaly uses 5 to 10 % , and using the A2DP it spikes to 50%, when monitoring using # top

So it works, but I think battery is going to be an issue...

Thanks for the hint

Is this still an accurate summary of the situation? A2DP will work, but it eats battery time?

svs57 2010-02-16 14:44

Re: A2DP works, help me test it?
 
My experience with a2dp:
proc load ~ 12%-15%
battery from 100% to 86%-90% working ~1.5 hour.

Serge 2010-07-02 22:56

Re: A2DP works, help me test it?
 
Quote:

Originally Posted by Serge (Post 266187)
As for the SBC codec alone, it takes ~7% of CPU on N800/N810. With ARMv6 SIMD optimizations (which are still to be done) and the latest SBC encoder from upstream bluez project, I expect that this time might get halved.

Upstream bluez SBC codec got ARMv6 optimizations, which should be very useful for reducing A2DP CPU load on Nokia N800/N810:
http://git.kernel.org/?p=bluetooth/b...183a52f9f6c096


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