Hi Clemens, I have tried both pulghw and sample rate/format, but I get same error.
root@test:~# arecord -D hw:0,6 -d 5 -f S32_LE -r 48000 test.wav Recording WAVE 'test.wav' : Signed 32 bit Little Endian, Rate 48000 Hz, Mono arecord: set_params:1405: Unable to install hw params: ACCESS: RW_INTERLEAVED FORMAT: S32_LE SUBFORMAT: STD SAMPLE_BITS: 32 FRAME_BITS: 32 CHANNELS: 1 RATE: 48000 PERIOD_TIME: 125000 PERIOD_SIZE: 6000 PERIOD_BYTES: 24000 PERIODS: 4 BUFFER_TIME: 500000 BUFFER_SIZE: 4000 BUFFER_BYTES: 96000 TICK_TIME: 0 Thanks & Regards, Vijay Rakesh > On 30-Jan-2021, at 22:13, Clemens Ladisch via Alsa-user > <alsa-user@lists.sourceforge.net> wrote: > > Vijay Rakesh Munganda wrote: >> I had tried to record a sample audio using arecord, “arecord hw:0,6 -d 10 >> test.wav” but I got an error as unable to install hw params. > > Use plughw:0,x instead of hw:0,x to get automatic sample format conversion. > > Or tell arecord to use a sample rate/format that your hardware supports. > > > Regards, > Clemens > > > _______________________________________________ > Alsa-user mailing list > Alsa-user@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/alsa-user
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