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
)[1920];
52 /* @name number of scalefactor window bands for long and short transform windows respectively
55 extern const uint8_t ff_aac_num_swb_1024
[];
56 extern const uint8_t ff_aac_num_swb_512
[];
57 extern const uint8_t ff_aac_num_swb_128
[];
60 extern const uint8_t ff_aac_pred_sfb_max
[];
62 extern const uint32_t ff_aac_scalefactor_code
[121];
63 extern const uint8_t ff_aac_scalefactor_bits
[121];
65 extern const uint16_t * const ff_aac_spectral_codes
[11];
66 extern const uint8_t * const ff_aac_spectral_bits
[11];
67 extern const uint16_t ff_aac_spectral_sizes
[11];
69 extern const float *ff_aac_codebook_vectors
[];
70 extern const float *ff_aac_codebook_vector_vals
[];
71 extern const uint16_t *ff_aac_codebook_vector_idx
[];
73 extern const uint16_t * const ff_swb_offset_1024
[13];
74 extern const uint16_t * const ff_swb_offset_512
[13];
75 extern const uint16_t * const ff_swb_offset_128
[13];
77 extern const uint8_t ff_tns_max_bands_1024
[13];
78 extern const uint8_t ff_tns_max_bands_512
[13];
79 extern const uint8_t ff_tns_max_bands_128
[13];
81 #endif /* AVCODEC_AACTAB_H */