# config. alsa-loopback

# snd_aloop debe estar cargado

pcm.!default {
     type plug
     slave.pcm {
     type multi
                        slaves {
                        a { channels 2 pcm "hw:0,0" }  # Salida de sonido
                        b { channels 2 pcm "hw:Loopback,0,0" }  # Loopback driver
                           }
                        bindings {
                        0 { slave a channel 0 }
                        1 { slave a channel 1 }
                        2 { slave b channel 0 }
                        3 { slave b channel 1 }
                           }
                         }
                         ttable [
                        [ 1 0 1 0 ]   # left  -> a.left,  b.left
                        [ 0 1 0 1 ]   # right -> a.right, b.right
                        ]
                        }