2 * Header file for hardcoded AAC tables
4 * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
6 * This file is part of FFmpeg.
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #ifndef AAC_TABLEGEN_H
24 #define AAC_TABLEGEN_H
26 #include "aac_tablegen_decl.h"
28 #if CONFIG_HARDCODED_TABLES
29 #include "libavcodec/aac_tables.h"
31 #include "libavutil/mathematics.h"
32 #include "libavcodec/aac.h"
33 float ff_aac_pow2sf_tab[428];
35 void ff_aac_tableinit(void)
38 for (i = 0; i < 428; i++)
39 ff_aac_pow2sf_tab[i] = pow(2, (i - POW_SF2_ZERO) / 4.);
41 #endif /* CONFIG_HARDCODED_TABLES */
43 #endif /* AAC_TABLEGEN_H */