📄 ccas_c.mht

📁 常用的DSP算法集锦

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Date: Wed, 27 Sep 2006 22:37:36 +0800
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<BODY><PRE>/* ccas.c - circular buffer implementation of cascade =
realization */

double csos();                          /* circular-buffer version of =
single SOS */

double ccas(K, A, B, W, P, x)
int K;
double **A, **B, **W, **P, x;           /* \(P\) =3D array of circular =
pointers */
{
       int i;
       double y;

       y =3D x;

       for (i=3D0; i&lt;K; i++)
              y =3D csos(A[i], B[i], W[i], P+i, y);        /* note, =
\(P+i\) =3D &amp;\(P[i]\) */

       return y;
}
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