pcm.lavrate { @args [ SLAVE RATE CONVERTER ] @args.SLAVE { type string default "plug:hw" } @args.RATE { type integer default 48000 } @args.CONVERTER { type string default "lavrate" } type rate converter $CONVERTER slave { pcm $SLAVE rate $RATE } hint { show { @func refer name defaults.namehint.basic } description "Rate Converter Plugin Using Libav/FFmpeg Library" } }