FFT mit dem BF533-Evaluation Board

void FFT(fract16* in,complex_fract16** out_test)

{

  rfft_fr16(in, fft_work, fft_out, fft_twiddle, 1, FFT_ANZ, 0, 0);

  if (out_test)

    *out_test = fft_out;

}

void invFFT(complex_fract16* in,complex_fract16** out_test)

{

  ifft_fr16(in, fft_work, fft_out, fft_twiddle, 1, FFT_ANZ, 0, 0);

  if (out_test)

    *out_test = fft_out;

}