http://bugs.winehq.org/show_bug.cgi?id=27901
--- Comment #15 from Raymond superquad.vortex2@gmail.com 2011-10-09 19:15:50 CDT --- it seem wine cannot work with 16 channels
./alsacap -d hw:0,3 *** Exploring configuration space of device `hw:0,3' for playback *** type : HW 16 channels Sampling rate 48000 Hz 48000 Sample formats: S16_LE Significant bits: 16