Hi Clemens!
Yes, arecord use my "default" device. In fact, with the S32_LE format
the recording is recorded correctly.
arecord -v -r 16000 -f S32_LE -c 1 -d 3 rec.wav
Recording WAVE 'rec.wav' : Signed 32 bit Little Endian, Rate 16000 Hz, Mono
Plug PCM: Hardware PCM card 0 ' ' device 4 subdevice 0
El jue., 7 nov. 2019 a las 8:04, Clemens Ladisch via Alsa-user
(<alsa-user@xxxxxxxxxxxxxxxxxxxxx>) escribió:
>
> Alex Vazquez wrote:
> > pcm.!default {
> > ...
> >
> > arecord -r 16000 -f S16_LE -c 1 -d 3 rec.wav
> > Recording WAVE 'rec.wav' : Signed 16 bit Little Endian, Rate 16000 Hz, Mono
> > arecord: set_params:1361: Unable to install hw params:
>
> Please check with the -v option whether it actually uses your "default" device.
>
>
> Regards,
> Clemens
>
>
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