ex_sqfirlmsnormed.c

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*/

#include "ippsq.h"
#include "examples_doc_sq.h"

#define VLENGTH   10
#define NUM_TAPS  3

int main(void)
{
    IppStatus   status;
    Ipp16s      coeffs[NUM_TAPS]   = { 1000, 2, -7000 };
    Ipp16s      stateDst[NUM_TAPS + VLENGTH - 1] = { 0 };
    Ipp16s      src[VLENGTH] = { 0, 1, 2, 32765, -32765, -5, -6, -7, 23423, 4564 };
    Ipp16s      ref[VLENGTH] = { 2, 32765, -32765, -5, -6, -7, 23423, 4564, 0, 1, };
    Ipp16s      dst[VLENGTH];
    Ipp16s      err[VLENGTH];
    IppsqFIRLMSNormedState_16s S;

    S.pState    = stateDst;
    S.numTaps   = NUM_TAPS;
    S.pCoeffs   = coeffs;
    S.mu        = 1000;
    S.postShift = 0;
    S.energy    = 0;
    S.x0        = 0;

    printf_v16s("Before:\n stateDst =\n", " %d", S.pState, S.numTaps + VLENGTH - 1);
    printf_v16s(" src =\n", " %d", src, VLENGTH);
    printf_v16s(" ref =\n", " %d", ref, VLENGTH);
    printf_v16s(" coeffs =\n", " %d", S.pCoeffs, S.numTaps);
    QM_PRINTF("mu = %d\n", S.mu);
    QM_PRINTF("energy = %d\n", S.energy);
    QM_PRINTF("x0 = %d\n", S.x0);
    QM_PRINTF("post shift = %d\n", S.postShift);

    CHECK_STS( status = ippsqFIRLMSNormedQ15_16s_Rms(src, ref, dst, err, VLENGTH, &S) )

    printf_v16s("After:\n stateDst =\n", " %d", S.pState, S.numTaps + VLENGTH - 1);
    printf_v16s(" dst =\n", " %d", dst, VLENGTH);
    printf_v16s(" err =\n", " %d", err, VLENGTH);

EXIT_MAIN
    CONTROL_RETURN;
}
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