2 * AAC data declarations
3 * Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org )
4 * Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov 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
25 * AAC data declarations
26 * @author Oded Shimon ( ods15 ods15 dyndns org )
27 * @author Maxim Gavrilov ( maxim.gavrilov gmail com )
30 #ifndef AVCODEC_AACTAB_H
31 #define AVCODEC_AACTAB_H
33 #include "libavutil/mem.h"
35 #include "aac_tablegen_decl.h"
40 * Tables in this file are used by the AAC decoder and will be used by the AAC
44 /* @name window coefficients
47 DECLARE_ALIGNED(32, extern float, ff_aac_kbd_long_1024)[1024];
48 DECLARE_ALIGNED(32, extern float, ff_aac_kbd_short_128)[128];
49 const DECLARE_ALIGNED(32, extern float, ff_aac_eld_window_512)[1920];
50 const DECLARE_ALIGNED(32, extern float, ff_aac_eld_window_480)[1800];
53 /* @name number of scalefactor window bands for long and short transform windows respectively
56 extern const uint8_t ff_aac_num_swb_1024[];
57 extern const uint8_t ff_aac_num_swb_512 [];
58 extern const uint8_t ff_aac_num_swb_480 [];
59 extern const uint8_t ff_aac_num_swb_128 [];
62 extern const uint8_t ff_aac_pred_sfb_max [];
64 extern const uint32_t ff_aac_scalefactor_code[121];
65 extern const uint8_t ff_aac_scalefactor_bits[121];
67 extern const uint16_t * const ff_aac_spectral_codes[11];
68 extern const uint8_t * const ff_aac_spectral_bits [11];
69 extern const uint16_t ff_aac_spectral_sizes[11];
71 extern const float *ff_aac_codebook_vectors[];
72 extern const float *ff_aac_codebook_vector_vals[];
73 extern const uint16_t *ff_aac_codebook_vector_idx[];
75 extern const uint16_t * const ff_swb_offset_1024[13];
76 extern const uint16_t * const ff_swb_offset_512 [13];
77 extern const uint16_t * const ff_swb_offset_480 [13];
78 extern const uint16_t * const ff_swb_offset_128 [13];
80 extern const uint8_t ff_tns_max_bands_1024[13];
81 extern const uint8_t ff_tns_max_bands_512 [13];
82 extern const uint8_t ff_tns_max_bands_480 [13];
83 extern const uint8_t ff_tns_max_bands_128 [13];
85 #endif /* AVCODEC_AACTAB_H */