1/*
2 * This file is part of Libav.
3 *
4 * Libav is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * Libav is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with Libav; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19/**
20 * @file
21 * AAN (Arai Agui Aakajima) (I)DCT tables
22 */
23
24#include <stdint.h>
25
26const uint16_t ff_aanscales[64] = {
27    /* precomputed values scaled up by 14 bits */
28    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
29    22725, 31521, 29692, 26722, 22725, 17855, 12299,  6270,
30    21407, 29692, 27969, 25172, 21407, 16819, 11585,  5906,
31    19266, 26722, 25172, 22654, 19266, 15137, 10426,  5315,
32    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
33    12873, 17855, 16819, 15137, 12873, 10114,  6967,  3552,
34    8867 , 12299, 11585, 10426,  8867,  6967,  4799,  2446,
35    4520 ,  6270,  5906,  5315,  4520,  3552,  2446,  1247
36};
37
38const uint16_t ff_inv_aanscales[64] = {
39  4096,  2953,  3135,  3483,  4096,  5213,  7568, 14846,
40  2953,  2129,  2260,  2511,  2953,  3759,  5457, 10703,
41  3135,  2260,  2399,  2666,  3135,  3990,  5793, 11363,
42  3483,  2511,  2666,  2962,  3483,  4433,  6436, 12625,
43  4096,  2953,  3135,  3483,  4096,  5213,  7568, 14846,
44  5213,  3759,  3990,  4433,  5213,  6635,  9633, 18895,
45  7568,  5457,  5793,  6436,  7568,  9633, 13985, 27432,
46 14846, 10703, 11363, 12625, 14846, 18895, 27432, 53809,
47};
48