2006-06-30 03:30:33

by I-Chung Chane

[permalink] [raw]
Subject: Re: [Bluez-devel] A2DP a2play and a2recv

Hi, Mayank & Brad:

Thanks for your replies.

I try fixed point sbc. The distorted sound can be heard using a2recv.

I've not tried the sbc optimizations Brad mentioned since I'm not
familiar with sbc lib. I need some more time to study how to do it.

Thanks a lot for the helps,

Chane

----- Original Message -----
From: Mayank Batra
To: BlueZ development
Sent: Thursday, June 29, 2006 3:20 PM
Subject: Re: [Bluez-devel] A2DP a2play and a2recv


Hi Chane,


On 6/29/06, Mayank Batra <[email protected]> wrote:
Hi Chane,


On 6/28/06, I-Chung Chane <[email protected] > wrote:
Is CPU (ARM7 @80MHz) powerful enough to run a2recv ?

On second thoughts, I think it is not fast enough. So please use fixed point calculations in libsbc.a
In fact I tried the floating point library with a2play on my ARM9 platform (~100MHz) yesterday. And it was probably too much for it. The CPU load was too high.

Just to confirm, I ran a2play on my ARM9 platform just now.
It works fine when I use fixed point libsbc.
But if I use floating point, it is terrible.

Hope that helps.

Regards,
Mayank


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