mirror of
https://github.com/FFmpeg/FFmpeg.git
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b3be41ca82
This does not include support for LD SBR, epTool, data resilience, nor the 960 transform family.
82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/*
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* AAC data declarations
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* Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org )
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* Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov gmail com )
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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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/**
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* @file
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* AAC data declarations
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* @author Oded Shimon ( ods15 ods15 dyndns org )
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* @author Maxim Gavrilov ( maxim.gavrilov gmail com )
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*/
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#ifndef AVCODEC_AACTAB_H
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#define AVCODEC_AACTAB_H
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#include "libavutil/mem.h"
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#include "aac.h"
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#include "aac_tablegen_decl.h"
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#include <stdint.h>
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/* NOTE:
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* Tables in this file are used by the AAC decoder and will be used by the AAC
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* encoder.
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*/
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/* @name window coefficients
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* @{
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*/
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DECLARE_ALIGNED(32, extern float, ff_aac_kbd_long_1024)[1024];
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DECLARE_ALIGNED(32, extern float, ff_aac_kbd_long_512 )[512];
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DECLARE_ALIGNED(32, extern float, ff_aac_kbd_short_128)[128];
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const DECLARE_ALIGNED(32, extern float, ff_aac_eld_window)[1920];
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// @}
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/* @name number of scalefactor window bands for long and short transform windows respectively
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* @{
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*/
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extern const uint8_t ff_aac_num_swb_1024[];
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extern const uint8_t ff_aac_num_swb_512 [];
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extern const uint8_t ff_aac_num_swb_128 [];
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// @}
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extern const uint8_t ff_aac_pred_sfb_max [];
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extern const uint32_t ff_aac_scalefactor_code[121];
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extern const uint8_t ff_aac_scalefactor_bits[121];
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extern const uint16_t * const ff_aac_spectral_codes[11];
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extern const uint8_t * const ff_aac_spectral_bits [11];
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extern const uint16_t ff_aac_spectral_sizes[11];
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extern const float *ff_aac_codebook_vectors[];
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extern const float *ff_aac_codebook_vector_vals[];
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extern const uint16_t *ff_aac_codebook_vector_idx[];
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extern const uint16_t * const ff_swb_offset_1024[13];
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extern const uint16_t * const ff_swb_offset_512 [13];
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extern const uint16_t * const ff_swb_offset_128 [13];
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extern const uint8_t ff_tns_max_bands_1024[13];
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extern const uint8_t ff_tns_max_bands_128 [13];
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#endif /* AVCODEC_AACTAB_H */
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