Re: [LAU] Awkward intermittent bug

From: Patrick Shirkey <pshirkey@email-addr-hidden>
Date: Fri Feb 20 2009 - 00:55:25 EET

David Hugh-Jones wrote:
> I should add that starting pulseaudio from the command line gives:
>
> W: alsa-util.c: Device hw:1 doesn't support 44100 Hz, changed to 16000 Hz.
> W: alsa-util.c: Device hw:1 doesn't support 2 channels, changed to 1.
>
> where hw:1 is my mike. The same works whatever I put in
> /etc/pulse/daemon.conf. I guess the mike just only provides one sample
> rate. So, how can I make the rest of my system etc. use 16000 Hz?
>
>

IIRC,

You can get the full list of sample rates supported by running:

lsusb -v

> 2009/2/19 David Hugh-Jones <davidhughjones@email-addr-hidden>:
>
>> That sounds about right... it isn't actually just skype, I have the
>> same problem recording sound in audacity.
>>
>> Can anyone point me to a way to set the recording frequency for my USB mike?
>>
>> Cheers
>> David
>>
>> 2009/2/19 drew Roberts <zotz@email-addr-hidden>:
>>
>>> Sounds like what I have had happen when my sound card was set for one
>>> frequency and my program for another. (This is a general comment, I have
>>> never used skype.)
>>>
>>> drew
>>>
>>> On Thursday 19 February 2009 11:17:15 David Hugh-Jones wrote:
>>>
>>>> Hello all
>>>>
>>>> I've been trying to fix this for months on and off and have had no
>>>> luck. I'm afraid it's Skype-related, but I hope there is some general
>>>> interest.
>>>>
>>>> My problem is that usually, when I record from my USB webcam
>>>> microphone (a creative Live! USB cam), the pitch is shifted upwards so
>>>> I sound like on helium.
>>>>
>>>> But, sometimes, this doesn't happen. I can't identify the difference.
>>>>
>>>> Can anyone suggest what I should be looking for? I tried grepping
>>>> /sys/snd*/parameters and comparing them for when the mike works and
>>>> when it doesn't; they are identical.
>>>>
>>>> My kernel is 2.6.17-12; Alsa version 1.0.17; a generic Ubuntu Intrepid
>>>> setup, using PulseAudio.
>>>>
>>>> Cheers
>>>> David
>>>> _______________________________________________
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>>>>
>>>> !DSPAM:499d948476961087120581!
>>>>
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>>>
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-- 
--
Patrick Shirkey
Boost Hardware Ltd
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Received on Fri Feb 20 04:15:02 2009

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