Re: How to Test my Driver

[Julien Bramary <julien.bramary@blueyonder.co.uk>]

Takashi Iwai wrote:
> At Thu, 10 Aug 2006 04:30:26 +0100,
> Julien Bramary wrote:
>   
>> Hello all,
>>
>> I am writing an alsa driver for a Micronas DAC on an embedded arm 
>> system. (I am still an Alsa beginner).
>> The device is now able to play wav with aplay and mp3 with madplay 
>> without too much trouble (pause-resume works etc).
>>
>> However, I'd like to know if there is a way to test the driver more 
>> extensively (at various sampling rates etc...).
>>     
>
> I usually try aplay with various wav files that are converted to
> different rates, channels and formats by sox or other tools.
> Also, using different buffer size and period size with aplay is
> recommended.
>
> For multiple channels, speaker-test is a good tool, too.
>
>
> Takashi
>
>   
Thank you Takashi,
I will use audacity to generate the adequate wav files and tweak the 
buffer and period sizes in aplay as you suggested.


Julien


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