7 err_t
wavesource_create(struct graphnode
**node_out
, const char *filename
);
8 err_t
playsink_create(struct graphnode
**node_out
);
9 err_t
ringmod_create(struct graphnode
**node_out
);
10 err_t
audio_converter_create(struct graphnode
**node_out
, struct aformat
*src_af
, struct aformat
*dest_af
);
11 err_t
mixer_create(struct graphnode
**node_out
);