Searched refs:ncfft (Results 1 – 2 of 2) sorted by relevance
84 int k,ncfft; in kiss_fftr() local91 ncfft = st->substate->nfft; in kiss_fftr()111 freqdata[ncfft].r = tdc.r - tdc.i; in kiss_fftr()113 freqdata[ncfft].i = freqdata[0].i = _mm_set1_ps(0); in kiss_fftr()115 freqdata[ncfft].i = freqdata[0].i = 0; in kiss_fftr()118 for ( k=1;k <= ncfft/2 ; ++k ) { in kiss_fftr()120 fpnk.r = st->tmpbuf[ncfft-k].r; in kiss_fftr()121 fpnk.i = - st->tmpbuf[ncfft-k].i; in kiss_fftr()131 freqdata[ncfft-k].r = HALF_OF(f1k.r - tw.r); in kiss_fftr()132 freqdata[ncfft-k].i = HALF_OF(tw.i - f1k.i); in kiss_fftr()[all …]
313 int ncfft = nfft>>1; in fwd() local318 fwd( dst, reinterpret_cast<const Complex*> (src), ncfft); in fwd()324 Complex fpnk = conj(dst[ncfft-k]); in fwd()329 dst[ncfft-k] = conj(f1k -tw)*Scalar(.5); in fwd()332 dst[ncfft] = nyquist; in fwd()358 int ncfft = nfft>>1; in inv() local361 m_tmpBuf1.resize(ncfft); in inv()362 … m_tmpBuf1[0] = Complex( src[0].real() + src[ncfft].real(), src[0].real() - src[ncfft].real() ); in inv()363 for (int k = 1; k <= ncfft / 2; ++k) { in inv()365 Complex fnkc = conj(src[ncfft-k]); in inv()[all …]