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From: Marcel Holtmann <marcel@holtmann.org>
To: BlueZ users <bluez-users@lists.sourceforge.net>
Subject: Re: [Bluez-users] A2dp on ARM9- Quality not good
Date: Sat, 11 Aug 2007 20:20:33 +0200	[thread overview]
Message-ID: <1186856433.6698.37.camel@violet> (raw)
In-Reply-To: <d89ddf300708060727r2f2165dawfec381fd3506ec44@mail.gmail.com>

Hi Brad,

> first, try different encoder settings. some settings use more
> bandwidth but less cpu.
> 
> also see the todo items from sbc.c:
> 
>   use a log2 table for byte integer scale factors calculation (sum
> log2 results for high and low bytes)
>   fill bitpool by 16 bits instead of one at a time in bits
> allocation/bitpool generation
>   port to the dsp
>   don't consume more bytes than passed into the encoder
> 
> some of these were suggested to me by the guy writing an encoder for
> palm 700p. I didn't dig into the algorithm to see how they would work.

I think that is a job for our friends from Brazil. Ping them and see if
they can work something out.

Regards

Marcel



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  reply	other threads:[~2007-08-11 18:20 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-06  7:38 [Bluez-users] A2dp on ARM9- Quality not good Sumeet VERMA
2007-08-06 14:27 ` Brad Midgley
2007-08-11 18:20   ` Marcel Holtmann [this message]
2007-08-17 14:01     ` Brad Midgley
2007-08-17 14:08       ` Marcel Holtmann

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