| /* fft/factorize.h |
| * |
| * Copyright (C) 1996, 1997, 1998, 1999, 2000 Brian Gough |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or (at |
| * your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| static int fft_complex_factorize (const size_t n, size_t *nf, size_t factors[]); |
| |
| static int fft_halfcomplex_factorize (const size_t n, size_t *nf, size_t factors[]); |
| |
| static int fft_real_factorize (const size_t n, size_t *nf, size_t factors[]); |
| |
| static int fft_factorize (const size_t n, const size_t implemented_subtransforms[], size_t *n_factors, size_t factors[]); |
| |
| static int fft_binary_logn (const size_t n) ; |
| |
