Re: Digital bit perfect ouptut with ALSA

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Paulo Moura Guedes wrote:
> On Thursday 11 December 2008 07:35:25 Clemens Ladisch wrote:
> > The default device (named "default") uses automatic resampling, but the
> > "spdif" device does not.
>
> So, I have to manually set the sample-rate, depending on the files I will play?

No, ALSA automatically switches the device's sample rate to that of the
audio data (or resamples to the nearest supported rate).

> > > - is it possible to set the bit-depth? (in my case to 24 bit)
> >
> > Yes, if the hardware supports it.
>
> It's a Benchmark DAC1 which supports 24 bit. Where can I set it?

You don't need to do this manually; ALSA automatically uses 24 bits.


In your case, the USB device is handled like a sound card; any other
sound card in the system doesn't affect it.


Best regards,
Clemens

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