1cabdff1aSopenharmony_ci/*
2cabdff1aSopenharmony_ci * This file is part of FFmpeg.
3cabdff1aSopenharmony_ci *
4cabdff1aSopenharmony_ci * FFmpeg is free software; you can redistribute it and/or
5cabdff1aSopenharmony_ci * modify it under the terms of the GNU Lesser General Public
6cabdff1aSopenharmony_ci * License as published by the Free Software Foundation; either
7cabdff1aSopenharmony_ci * version 2.1 of the License, or (at your option) any later version.
8cabdff1aSopenharmony_ci *
9cabdff1aSopenharmony_ci * FFmpeg is distributed in the hope that it will be useful,
10cabdff1aSopenharmony_ci * but WITHOUT ANY WARRANTY; without even the implied warranty of
11cabdff1aSopenharmony_ci * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12cabdff1aSopenharmony_ci * Lesser General Public License for more details.
13cabdff1aSopenharmony_ci *
14cabdff1aSopenharmony_ci * You should have received a copy of the GNU Lesser General Public
15cabdff1aSopenharmony_ci * License along with FFmpeg; if not, write to the Free Software
16cabdff1aSopenharmony_ci * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17cabdff1aSopenharmony_ci */
18cabdff1aSopenharmony_ci
19cabdff1aSopenharmony_ci/**
20cabdff1aSopenharmony_ci * @file
21cabdff1aSopenharmony_ci * AAN (Arai, Agui and Nakajima) (I)DCT tables
22cabdff1aSopenharmony_ci */
23cabdff1aSopenharmony_ci
24cabdff1aSopenharmony_ci#include <stdint.h>
25cabdff1aSopenharmony_ci
26cabdff1aSopenharmony_ciconst uint16_t ff_aanscales[64] = {
27cabdff1aSopenharmony_ci    /* precomputed values scaled up by 14 bits */
28cabdff1aSopenharmony_ci    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
29cabdff1aSopenharmony_ci    22725, 31521, 29692, 26722, 22725, 17855, 12299,  6270,
30cabdff1aSopenharmony_ci    21407, 29692, 27969, 25172, 21407, 16819, 11585,  5906,
31cabdff1aSopenharmony_ci    19266, 26722, 25172, 22654, 19266, 15137, 10426,  5315,
32cabdff1aSopenharmony_ci    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
33cabdff1aSopenharmony_ci    12873, 17855, 16819, 15137, 12873, 10114,  6967,  3552,
34cabdff1aSopenharmony_ci    8867 , 12299, 11585, 10426,  8867,  6967,  4799,  2446,
35cabdff1aSopenharmony_ci    4520 ,  6270,  5906,  5315,  4520,  3552,  2446,  1247
36cabdff1aSopenharmony_ci};
37cabdff1aSopenharmony_ci
38cabdff1aSopenharmony_ciconst uint16_t ff_inv_aanscales[64] = {
39cabdff1aSopenharmony_ci  4096,  2953,  3135,  3483,  4096,  5213,  7568, 14846,
40cabdff1aSopenharmony_ci  2953,  2129,  2260,  2511,  2953,  3759,  5457, 10703,
41cabdff1aSopenharmony_ci  3135,  2260,  2399,  2666,  3135,  3990,  5793, 11363,
42cabdff1aSopenharmony_ci  3483,  2511,  2666,  2962,  3483,  4433,  6436, 12625,
43cabdff1aSopenharmony_ci  4096,  2953,  3135,  3483,  4096,  5213,  7568, 14846,
44cabdff1aSopenharmony_ci  5213,  3759,  3990,  4433,  5213,  6635,  9633, 18895,
45cabdff1aSopenharmony_ci  7568,  5457,  5793,  6436,  7568,  9633, 13985, 27432,
46cabdff1aSopenharmony_ci 14846, 10703, 11363, 12625, 14846, 18895, 27432, 53809,
47cabdff1aSopenharmony_ci};
48