fix for multi-channel
fix for multi-channel

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