public unsafe Libfvad() { fvad = LibfvadNative.fvad_new(); }
internal extern static unsafe int fvad_process(Fvad *inst, Int16[] frame, int length);
internal extern static unsafe int fvad_set_sample_rate(Fvad *inst, int sample_rate);
internal extern static unsafe int fvad_set_mode(Fvad *inst, int mode);
internal extern static unsafe void fvad_reset(Fvad *inst);
internal extern static unsafe void fvad_free(Fvad *inst);