[alsa-devel] Fw: Using loopback card to Connect GSM two way call to the real sound card UDA1345TS

Clemens Ladisch clemens at ladisch.de
Tue Mar 10 11:50:17 CET 2015


Srinivasan S wrote:
> $ aplay -f dat -D VOUTL new.wav
> Playing WAVE 'new.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Stereo
> aplay: set_params:1087: Channels count non available

You are trying to play a two-channel file on a single-channel device.


Regards,
Clemens


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