Re: Noise while using softvol device

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Piotr Sipika wrote:
> On 09/11/2009 03:22 AM, Clemens Ladisch wrote:
>>>           rate 8000
>>
>> This looks like a device that uses 8-bit samples.
>> What is the output of "aplay -D playback_vol_channel1 something.wav"?
>
> I think rate corresponds to the number of samples per second.
> The size of the sample (bits-per-sample) is set by the format, which in 
> my case is set to SND_FORMAT_S16_LE (16-bit signed int).

I see devices with 8 kHz typically as headsets that want U8.

> Here's the output of aplay using the device:
> 
> # aplay -Dplay_channel1 stereo-int16.wav

Sorry, I forgot the -v.
Please try "aplay -v -Dplay_channel1 stereo-int16.wav".


Best regards,
Clemens

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