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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
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* AC-3 and E-AC-3 decoder tables
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* Copyright (c) 2007 Bartlomiej Wolowiec <bartek.wolowiec@gmail.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_AC3DEC_DATA_H
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#define AVCODEC_AC3DEC_DATA_H
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#include <stdint.h>
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#include "libavutil/attributes_internal.h"
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FF_VISIBILITY_PUSH_HIDDEN
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extern const uint8_t ff_ac3_ungroup_3_in_5_bits_tab[32][3];
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extern uint8_t ff_ac3_ungroup_3_in_7_bits_tab[128][3];
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extern const int ff_ac3_bap3_mantissas[ 7 + 1];
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extern const int ff_ac3_bap5_mantissas[15 + 1];
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/** tables for ungrouping mantissas */
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extern int ff_ac3_bap1_mantissas[32][3];
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extern int ff_ac3_bap2_mantissas[128][3];
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extern int ff_ac3_bap4_mantissas[128][2];
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extern const uint8_t ff_ac3_quantization_tab[16];
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extern const uint8_t ff_ac3_default_coeffs[8][5][2];
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extern const uint8_t ff_eac3_hebap_tab[64];
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extern const uint8_t ff_eac3_default_spx_band_struct[17];
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extern const float ff_eac3_gain_levels_lfe[32];
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void ff_ac3_init_static(void);
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FF_VISIBILITY_POP_HIDDEN
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#endif /* AVCODEC_AC3DEC_DATA_H */
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