📄 conv_c.mht

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<BODY><PRE>/* conv.c - convolution of x[n] with h[n], resulting in y[n] =
*/

#include &lt;stdlib.h&gt;                       /* defines max( ) and =
min( ) */

void conv(M, h, L, x, y)
double *h, *x, *y;                        /* \(h,x,y\) =3D filter, =
input, output arrays */
int M, L;                                 /* \(M\) =3D filter order, =
\(L\) =3D input length */
{
       int n, m;

       for (n =3D 0; n &lt; L+M; n++)
              for (y[n] =3D 0, m =3D max(0, n-L+1); m &lt;=3D min(n, M); =
m++)
                     y[n] +=3D h[m] * x[n-m];
}
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