Re: Zoom R16

[Jason Mancine <jason@mancine.net>]

Yes, I have tried those .formats with no luck...it still initializes at 32
On Mar 10, 2014 4:29 PM, "Alan Horstmann" <gineera@aspect135.co.uk> wrote:

> On Monday 10 March 2014 14:36, Jason Mancine wrote:
> > I am still working on trying to get the R16 to work for playback.
>
> > So, the main question is how do I force ALSA to initialize this device at
> > 24 bit integer?
>
> Isn't the answer in Takashi's original reply...?
>
> > >  On Dec 6, 2013 11:25 AM, "Takashi Iwai" <tiwai@suse.de> wrote:
> > >> Do you mean the 24bit physical size, i.e. each frame is packed in 3
> > >> bytes?  If so, you used a wrong format.  SNDRV_PCM_FMTBIT_S24_LE is
> > >> for 24bit format packed in 32bit frame.  If you need a 3-bytes frame,
> > >> use SNDRV_PCM_FMTBIT_S24_3LE instead.
>
> Many USB devices have this...
>
> >                                 .type = QUIRK_AUDIO_FIXED_ENDPOINT,
> >                                 .data = & (const struct audioformat) {
> >                                 .formats = SNDRV_PCM_FMTBIT_S24_LE,
>
>                                  .formats = SNDRV_PCM_FMTBIT_S24_3LE,
>
> instead.  That would apply for capture also.  Or is that what you have been
> trying?
>
> Regards
>
> Alan
>