From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pavel Hofman <pavel.hofman@insite.cz>
Subject: Re: snd-usb-audio syncronisation problem
Date: Tue, 26 Feb 2008 14:45:35 +0100
Message-ID: <47C417FF.4080000@insite.cz>
References: <43e8c7320802220151p177d2c73y2c9724a4cb4743ef@mail.gmail.com>	<47BEEF4D.4050507@ladisch.de>	<43e8c7320802220815y332a82f4kac19999cc15fd276@mail.gmail.com>	<47BEF8FE.4030408@ladisch.de>	<43e8c7320802220846g7d7c8b61jb29e8ca3028d2c24@mail.gmail.com>	<47BEFFFC.8030301@ladisch.de>	<43e8c7320802220902j3a4ff3a1wdae77ec25f2d3785@mail.gmail.com>	<47C2B822.7000507@ladisch.de>	<43e8c7320802251032j7541ac02t1459ef83d95dfd4e@mail.gmail.com>	<47C3C07B.2040104@ladisch.de>
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To: Adrian Stancu <adrian.stancu.82@gmail.com>
Cc: alsa-devel@alsa-project.org, Clemens Ladisch <clemens@ladisch.de>
List-Id: alsa-devel@alsa-project.org

Hi,

just a quick note - when troubleshooting, I find the verbose mode of 
aplay -v -D plughw:0 invaluable. In verbose mode the plug plugin prints 
all the conversions it is doing with the input signal.

Good luck,

Pavel.

Adrian Stancu napsal(a):
> Thanks,
> 
> Here is what i get:
> deathu@vader:~/Desktop$ sox testtone96.wav -r 192000 testtone192.wav
> deathu@vader:~/Desktop$ aplay -D hw:1 testtone192.wav
> Playing WAVE 'testtone192.wav' : Signed 16 bit Little Endian, Rate
> 192000 Hz, Mono
> aplay: set_params:918: Sample format non available
> 
> If i do this:
> deathu@vader:~/Desktop$ aplay -D plughw:1 testtone192.wav
> Playing WAVE 'testtone192.wav' : Signed 16 bit Little Endian, Rate
> 192000 Hz, Mono
> I receive totally damaged audio (wrong frequency, lots of artifacts)
> 
> Note: I wasn't ever able to use hw:1 or hw:1,0 as output for this
> interface, only plughw:1,0
> 
> On Tue, Feb 26, 2008 at 9:32 AM, Clemens Ladisch <clemens@ladisch.de> wrote:
>> Adrian Stancu wrote:
>>  > I don't know if there's any way around this, but I currently don't see
>>  > any way of using this interface at >96kHz in Linux.
>>
>>  sox something.wav -r 192000 something-192.wav
>>  aplay -D hw:1 something-192.wav
>>
>>
>>  HTH
>>  Clemens
>>
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