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FFmpeg/libavcodec/on2avcdata.h
Andreas Rheinhardt 2935d29e8e avcodec/on2avcdata: Combine tables for codebooks
Using one big table for the codebook symbols and lengths makes it
possible to remove the pointers to the individual tables.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2020-12-08 17:51:44 +01:00

78 lines
2.7 KiB
C

/*
* On2 Audio for Video Codec decoder
*
* Copyright (c) 2013 Konstantin Shishkov
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_ON2AVCDATA_H
#define AVCODEC_ON2AVCDATA_H
#include <stdint.h>
#define ON2AVC_MAX_BANDS 112
#define ON2AVC_ESC_CB 15
typedef struct On2AVCMode {
int num_windows;
int num_bands;
const int *band_start;
} On2AVCMode;
extern const On2AVCMode ff_on2avc_modes_40[8];
extern const On2AVCMode ff_on2avc_modes_44[8];
#define ON2AVC_SCALE_DIFFS 121
extern const uint8_t ff_on2avc_scale_diff_syms[];
extern const uint8_t ff_on2avc_scale_diff_bits[];
extern const uint8_t ff_on2avc_cb_lens[];
extern const uint16_t ff_on2avc_cb_syms[];
extern const int ff_on2avc_cb_elems[];
extern const float ff_on2avc_window_long_32000[1024];
extern const float ff_on2avc_window_long_24000[1024];
extern const float ff_on2avc_window_short[128];
extern const double ff_on2avc_tab_10_1[];
extern const double ff_on2avc_tab_10_2[];
extern const double ff_on2avc_tab_20_1[];
extern const double ff_on2avc_tab_20_2[];
extern const double ff_on2avc_tab_40_1[];
extern const double ff_on2avc_tab_40_2[];
extern const double ff_on2avc_tab_84_1[];
extern const double ff_on2avc_tab_84_2[];
extern const double ff_on2avc_tab_84_3[];
extern const double ff_on2avc_tab_84_4[];
extern const double * const ff_on2avc_tabs_4_10_1[4];
extern const double * const ff_on2avc_tabs_4_10_2[4];
extern const double * const ff_on2avc_tabs_9_20_1[9];
extern const double * const ff_on2avc_tabs_9_20_2[9];
extern const double * const ff_on2avc_tabs_19_40_1[19];
extern const double * const ff_on2avc_tabs_19_40_2[19];
extern const double * const ff_on2avc_tabs_20_84_1[20];
extern const double * const ff_on2avc_tabs_20_84_2[20];
extern const double * const ff_on2avc_tabs_20_84_3[20];
extern const double * const ff_on2avc_tabs_20_84_4[20];
extern const float ff_on2avc_ctab_1[2048];
extern const float ff_on2avc_ctab_2[2048];
extern const float ff_on2avc_ctab_3[2048];
extern const float ff_on2avc_ctab_4[2048];
#endif /* AVCODEC_ON2AVCDATA_H */