Fix alsa rec multi-channel bug
Fix alsa rec multi-channel bug

MageSlayer/sox,mhartzel/sox_personal_fork,Distrotech/sox,MageSlayer/sox,mhartzel/sox_personal_fork,Distrotech/sox,Distrotech/sox,MageSlayer/sox,pcqpcq/sox,MageSlayer/sox,Motiejus/sox,Distrotech/sox,pcqpcq/sox,jacksonh/sox,jacksonh/sox,mhartzel/sox_personal_fork,davel/sox,mhartzel/sox_personal_fork,pcqpcq/sox,davel/sox,jacksonh/sox,uklauer/sox,cbagwell/sox,cbagwell/sox,CaptainHayashi/sox,Motiejus/sox,CaptainHayashi/sox,Motiejus/sox,pcqpcq/sox,CaptainHayashi/sox,MageSlayer/sox,uklauer/sox,uklauer/sox,davel/sox,cbagwell/sox,Motiejus/sox,jacksonh/sox,uklauer/sox,CaptainHayashi/sox,davel/sox,cbagwell/sox