[alsa-devel] Query regarding sampling rates etc

[dustin at seznam.cz]

Exactly, this sounds like when I was sending left-aligned serial audio instead of I2S format from ice1724 to the codec. Low volumes were OK, higner distorted.

Pavel.

>  ------------ Původní zpráva ------------
>  Od: Liam Girdwood <lg at opensource.wolfsonmicro.com>
>  Předmět: Re: [alsa-devel] Query regarding sampling rates etc
>  Datum: 10.7.2007 23:18:21
>  ----------------------------------------
>  On Tue, 2007-07-10 at 19:32 +0530, Pharaoh . wrote:
>  > Hi,
>  > This is a very vague question, just thought of asking it after hours of
>  > debugging.
>  > 
>  > I am testing my alsa driver, written for omap 730/850 based board. I am
>  > testing it by using aplay.
>  > 
>  > Despite checking clocks, sampling rates etc many times and after doing many
>  > combinations thereof, I cant hear anything more than a noise which changes
>  > and becomes more like the original .wav file as I change various params like
>  > sampling rates/clocks etc. It becomes close to the actual thing, but not
>  > better.
>  > 
>  > Any idea what are the params I should be tweaking? I know this is h/w
>  > dependent.
>  > 
>  
>  Sounds like (no pun intended) your digital audio interface is not set up
>  correctly between your codec and CPU.  It's probably best to make sure
>  they are both using the same I2S or PCM modes.
>  
>  Liam  
>  
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