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int initializeSD(INSTNCE *SD_inst); int silenceDetect(INSTNCE *SD_inst, float Energy_tx, float ZC_tx); void glblSDinitialize(INSTNCE *SD_inst); int classify(float Energy_val,float Alpha1val,float Zc_count, float energymean,float energystdev,float alpha1_mean, float alpha1stdev,float ZC_mean,float ZC_stdev,int s, float Energy_tx, float ZC_tx, INSTNCE *SD_inst); void update(float *histarray,int histsize,float *mean,float *stdev); int zeroCross(float x[], int n);#if PLOTFILE
void getParams(INSTNCE *SD_inst, float *storebuff, int currBuffSize, float *p1, float *p2, float *p3);#else
void getParams(INSTNCE *SD_inst, float *storebuff, int currBuffSize);#endif
void prefilter(INSTNCE *SD_inst, float *sbuf, float *fbuf, int buffersize); void execSDloop(INSTNCE *SD_inst, int *isFrameSilent, float bigthreshold); float DotProdSD(float *in1, float *in2, int len);
extern __inline unsigned short getRand(); __inline unsigned randBit();
/* End SDSTUFF */
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