ref: 22f7e9038ca004a322d82d3ee543eb8ed42dbec9
dir: /dsp/dspf.h/
typedef struct { DSP *(*new)(void); void (*init)(DSP *dsp, int sample_rate); void (*delete)(DSP *dsp); void (*metadata)(MetaGlue *glue); int (*num_in)(DSP *dsp); int (*num_out)(DSP *dsp); void (*clear)(DSP *dsp); void (*reset_ui)(DSP *dsp); void (*build_ui)(DSP *dsp, UIGlue *glue); void (*compute)(DSP *dsp, int count, float **in, float **out); }DSPf; void *class_init(int rate);