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bad5537e2c
Otherwise doxygen complains about ambiguous filenames when files exist under the same name in different subdirectories. Originally committed as revision 16912 to svn://svn.ffmpeg.org/ffmpeg/trunk
532 lines
26 KiB
C
532 lines
26 KiB
C
/*
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* QDM2 compatible decoder
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* Copyright (c) 2003 Ewald Snel
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* Copyright (c) 2005 Benjamin Larsson
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* Copyright (c) 2005 Alex Beregszaszi
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* Copyright (c) 2005 Roberto Togni
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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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/**
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* @file libavcodec/qdm2data.h
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* Various QDM2 tables.
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*/
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#ifndef AVCODEC_QDM2DATA_H
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#define AVCODEC_QDM2DATA_H
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#include <stdint.h>
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/** VLC TABLES **/
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/* values in this table range from -1..23; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_level_huffcodes[24] = {
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0x037c, 0x0004, 0x003c, 0x004c, 0x003a, 0x002c, 0x001c, 0x001a,
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0x0024, 0x0014, 0x0001, 0x0002, 0x0000, 0x0003, 0x0007, 0x0005,
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0x0006, 0x0008, 0x0009, 0x000a, 0x000c, 0x00fc, 0x007c, 0x017c
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};
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static const uint8_t vlc_tab_level_huffbits[24] = {
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10, 6, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 4, 4, 5, 7, 8, 9, 10
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};
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/* values in this table range from -1..36; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_diff_huffcodes[37] = {
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0x1c57, 0x0004, 0x0000, 0x0001, 0x0003, 0x0002, 0x000f, 0x000e,
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0x0007, 0x0016, 0x0037, 0x0027, 0x0026, 0x0066, 0x0006, 0x0097,
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0x0046, 0x01c6, 0x0017, 0x0786, 0x0086, 0x0257, 0x00d7, 0x0357,
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0x00c6, 0x0386, 0x0186, 0x0000, 0x0157, 0x0c57, 0x0057, 0x0000,
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0x0b86, 0x0000, 0x1457, 0x0000, 0x0457
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};
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static const uint8_t vlc_tab_diff_huffbits[37] = {
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13, 3, 3, 2, 3, 3, 4, 4, 6, 5, 6, 6, 7, 7, 8, 8,
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8, 9, 8, 11, 9, 10, 8, 10, 9, 12, 10, 0, 10, 13, 11, 0,
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12, 0, 13, 0, 13
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};
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/* values in this table range from -1..5; adjust retrieved value by -1 */
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static const uint8_t vlc_tab_run_huffcodes[6] = {
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0x1f, 0x00, 0x01, 0x03, 0x07, 0x0f
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};
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static const uint8_t vlc_tab_run_huffbits[6] = {
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5, 1, 2, 3, 4, 5
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};
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/* values in this table range from -1..19; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_tone_level_idx_hi1_huffcodes[20] = {
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0x5714, 0x000c, 0x0002, 0x0001, 0x0000, 0x0004, 0x0034, 0x0054,
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0x0094, 0x0014, 0x0114, 0x0214, 0x0314, 0x0614, 0x0e14, 0x0f14,
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0x2714, 0x0714, 0x1714, 0x3714
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};
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static const uint8_t vlc_tab_tone_level_idx_hi1_huffbits[20] = {
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15, 4, 2, 1, 3, 5, 6, 7, 8, 10, 10, 11, 11, 12, 12, 12, 14, 14, 15, 14
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};
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/* values in this table range from -1..23; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_tone_level_idx_mid_huffcodes[24] = {
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0x0fea, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x03ea, 0x00ea, 0x002a, 0x001a,
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0x0006, 0x0001, 0x0000, 0x0002, 0x000a, 0x006a, 0x01ea, 0x07ea
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};
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static const uint8_t vlc_tab_tone_level_idx_mid_huffbits[24] = {
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12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 9, 7, 5, 3, 1, 2, 4, 6, 8, 10, 12
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};
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/* values in this table range from -1..23; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_tone_level_idx_hi2_huffcodes[24] = {
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0x0664, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0064, 0x00e4,
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0x00a4, 0x0068, 0x0004, 0x0008, 0x0014, 0x0018, 0x0000, 0x0001,
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0x0002, 0x0003, 0x000c, 0x0028, 0x0024, 0x0164, 0x0000, 0x0264
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};
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static const uint8_t vlc_tab_tone_level_idx_hi2_huffbits[24] = {
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11, 0, 0, 0, 0, 0, 10, 8, 8, 7, 6, 6, 5, 5, 4, 2, 2, 2, 4, 7, 8, 9, 0, 11
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};
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/* values in this table range from -1..8; adjust retrieved value by -1 */
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static const uint8_t vlc_tab_type30_huffcodes[9] = {
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0x3c, 0x06, 0x00, 0x01, 0x03, 0x02, 0x04, 0x0c, 0x1c
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};
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static const uint8_t vlc_tab_type30_huffbits[9] = {
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6, 3, 3, 2, 2, 3, 4, 5, 6
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};
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/* values in this table range from -1..9; adjust retrieved value by -1 */
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static const uint8_t vlc_tab_type34_huffcodes[10] = {
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0x18, 0x00, 0x01, 0x04, 0x05, 0x07, 0x03, 0x02, 0x06, 0x08
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};
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static const uint8_t vlc_tab_type34_huffbits[10] = {
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5, 4, 3, 3, 3, 3, 3, 3, 3, 5
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};
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/* values in this table range from -1..22; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_fft_tone_offset_0_huffcodes[23] = {
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0x038e, 0x0001, 0x0000, 0x0022, 0x000a, 0x0006, 0x0012, 0x0002,
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0x001e, 0x003e, 0x0056, 0x0016, 0x000e, 0x0032, 0x0072, 0x0042,
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0x008e, 0x004e, 0x00f2, 0x002e, 0x0036, 0x00c2, 0x018e
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};
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static const uint8_t vlc_tab_fft_tone_offset_0_huffbits[23] = {
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10, 1, 2, 6, 4, 5, 6, 7, 6, 6, 7, 7, 8, 7, 8, 8, 9, 7, 8, 6, 6, 8, 10
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};
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/* values in this table range from -1..27; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_fft_tone_offset_1_huffcodes[28] = {
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0x07a4, 0x0001, 0x0020, 0x0012, 0x001c, 0x0008, 0x0006, 0x0010,
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0x0000, 0x0014, 0x0004, 0x0032, 0x0070, 0x000c, 0x0002, 0x003a,
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0x001a, 0x002c, 0x002a, 0x0022, 0x0024, 0x000a, 0x0064, 0x0030,
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0x0062, 0x00a4, 0x01a4, 0x03a4
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};
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static const uint8_t vlc_tab_fft_tone_offset_1_huffbits[28] = {
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11, 1, 6, 6, 5, 4, 3, 6, 6, 5, 6, 6, 7, 6, 6, 6,
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6, 6, 6, 7, 8, 6, 7, 7, 7, 9, 10, 11
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};
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/* values in this table range from -1..31; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_fft_tone_offset_2_huffcodes[32] = {
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0x1760, 0x0001, 0x0000, 0x0082, 0x000c, 0x0006, 0x0003, 0x0007,
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0x0008, 0x0004, 0x0010, 0x0012, 0x0022, 0x001a, 0x0000, 0x0020,
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0x000a, 0x0040, 0x004a, 0x006a, 0x002a, 0x0042, 0x0002, 0x0060,
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0x00aa, 0x00e0, 0x00c2, 0x01c2, 0x0160, 0x0360, 0x0760, 0x0f60
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};
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static const uint8_t vlc_tab_fft_tone_offset_2_huffbits[32] = {
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13, 2, 0, 8, 4, 3, 3, 3, 4, 4, 5, 5, 6, 5, 7, 7,
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7, 7, 7, 7, 8, 8, 8, 9, 8, 8, 9, 9, 10, 11, 13, 12
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};
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/* values in this table range from -1..34; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_fft_tone_offset_3_huffcodes[35] = {
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0x33ea, 0x0005, 0x0000, 0x000c, 0x0000, 0x0006, 0x0003, 0x0008,
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0x0002, 0x0001, 0x0004, 0x0007, 0x001a, 0x000f, 0x001c, 0x002c,
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0x000a, 0x001d, 0x002d, 0x002a, 0x000d, 0x004c, 0x008c, 0x006a,
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0x00cd, 0x004d, 0x00ea, 0x020c, 0x030c, 0x010c, 0x01ea, 0x07ea,
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0x0bea, 0x03ea, 0x13ea
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};
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static const uint8_t vlc_tab_fft_tone_offset_3_huffbits[35] = {
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14, 4, 0, 10, 4, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
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6, 5, 6, 7, 7, 7, 8, 8, 8, 8, 9, 10, 10, 10, 10, 11,
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12, 13, 14
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};
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/* values in this table range from -1..37; adjust retrieved value by -1 */
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static const uint16_t vlc_tab_fft_tone_offset_4_huffcodes[38] = {
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0x5282, 0x0016, 0x0000, 0x0136, 0x0004, 0x0000, 0x0007, 0x000a,
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0x000e, 0x0003, 0x0001, 0x000d, 0x0006, 0x0009, 0x0012, 0x0005,
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0x0025, 0x0022, 0x0015, 0x0002, 0x0076, 0x0035, 0x0042, 0x00c2,
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0x0182, 0x00b6, 0x0036, 0x03c2, 0x0482, 0x01c2, 0x0682, 0x0882,
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0x0a82, 0x0082, 0x0282, 0x1282, 0x3282, 0x2282
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};
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static const uint8_t vlc_tab_fft_tone_offset_4_huffbits[38] = {
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15, 6, 0, 9, 3, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
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6, 6, 6, 8, 7, 6, 8, 9, 9, 8, 9, 10, 11, 10, 11, 12,
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12, 12, 14, 15, 14, 14
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};
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/** FFT TABLES **/
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/* values in this table range from -1..27; adjust retrieved value by -1 */
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static const uint16_t fft_level_exp_alt_huffcodes[28] = {
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0x1ec6, 0x0006, 0x00c2, 0x0142, 0x0242, 0x0246, 0x00c6, 0x0046,
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0x0042, 0x0146, 0x00a2, 0x0062, 0x0026, 0x0016, 0x000e, 0x0005,
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0x0004, 0x0003, 0x0000, 0x0001, 0x000a, 0x0012, 0x0002, 0x0022,
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0x01c6, 0x02c6, 0x06c6, 0x0ec6
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};
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static const uint8_t fft_level_exp_alt_huffbits[28] = {
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13, 7, 8, 9, 10, 10, 10, 10, 10, 9, 8, 7, 6, 5, 4, 3,
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3, 2, 3, 3, 4, 5, 7, 8, 9, 11, 12, 13
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};
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/* values in this table range from -1..19; adjust retrieved value by -1 */
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static const uint16_t fft_level_exp_huffcodes[20] = {
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0x0f24, 0x0001, 0x0002, 0x0000, 0x0006, 0x0005, 0x0007, 0x000c,
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0x000b, 0x0014, 0x0013, 0x0004, 0x0003, 0x0023, 0x0064, 0x00a4,
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0x0024, 0x0124, 0x0324, 0x0724
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};
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static const uint8_t fft_level_exp_huffbits[20] = {
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12, 3, 3, 3, 3, 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 8, 9, 10, 11, 12
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};
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/* values in this table range from -1..6; adjust retrieved value by -1 */
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static const uint8_t fft_stereo_exp_huffcodes[7] = {
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0x3e, 0x01, 0x00, 0x02, 0x06, 0x0e, 0x1e
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};
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static const uint8_t fft_stereo_exp_huffbits[7] = {
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6, 1, 2, 3, 4, 5, 6
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};
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/* values in this table range from -1..8; adjust retrieved value by -1 */
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static const uint8_t fft_stereo_phase_huffcodes[9] = {
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0x35, 0x02, 0x00, 0x01, 0x0d, 0x15, 0x05, 0x09, 0x03
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};
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static const uint8_t fft_stereo_phase_huffbits[9] = {
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6, 2, 2, 4, 4, 6, 5, 4, 2
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};
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static const int fft_cutoff_index_table[4][2] = {
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{ 1, 2 }, {-1, 0 }, {-1,-2 }, { 0, 0 }
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};
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static const int16_t fft_level_index_table[256] = {
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0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
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3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
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4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
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4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
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4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
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4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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};
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static const uint8_t last_coeff[3] = {
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4, 7, 10
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};
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static const uint8_t coeff_per_sb_for_avg[3][30] = {
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{ 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
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{ 0, 1, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 },
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{ 0, 1, 2, 3, 4, 4, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9 }
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};
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static const uint32_t dequant_table[3][10][30] = {
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{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 256, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 51, 102, 154, 205, 256, 238, 219, 201, 183, 165, 146, 128, 110, 91, 73, 55, 37, 18, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 18, 37, 55, 73, 91, 110, 128, 146, 165, 183, 201, 219, 238, 256, 228, 199, 171, 142, 114, 85, 57, 28 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
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{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 85, 171, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 85, 171, 256, 219, 183, 146, 110, 73, 37, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 37, 73, 110, 146, 183, 219, 256, 228, 199, 171, 142, 114, 85, 57, 28, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 57, 85, 114, 142, 171, 199, 228, 256, 213, 171, 128, 85, 43 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
|
|
{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 0, 256, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 0, 0, 0, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 0, 0, 0, 0, 85, 171, 256, 192, 128, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 64, 128, 192, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 51, 102, 154, 205, 256, 213, 171, 128, 85, 43, 0, 0, 0, 0, 0, 0 },
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 43, 85, 128, 171, 213, 256, 213, 171, 128, 85, 43 } }
|
|
};
|
|
|
|
static const uint8_t coeff_per_sb_for_dequant[3][30] = {
|
|
{ 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
|
|
{ 0, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6 },
|
|
{ 0, 1, 2, 3, 4, 4, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9 }
|
|
};
|
|
|
|
/* first index is subband, 2nd index is 0, 1 or 3 (2 is unused) */
|
|
static const int8_t tone_level_idx_offset_table[30][4] = {
|
|
{ -50, -50, 0, -50 },
|
|
{ -50, -50, 0, -50 },
|
|
{ -50, -9, 0, -19 },
|
|
{ -16, -6, 0, -12 },
|
|
{ -11, -4, 0, -8 },
|
|
{ -8, -3, 0, -6 },
|
|
{ -7, -3, 0, -5 },
|
|
{ -6, -2, 0, -4 },
|
|
{ -5, -2, 0, -3 },
|
|
{ -4, -1, 0, -3 },
|
|
{ -4, -1, 0, -2 },
|
|
{ -3, -1, 0, -2 },
|
|
{ -3, -1, 0, -2 },
|
|
{ -3, -1, 0, -2 },
|
|
{ -2, -1, 0, -1 },
|
|
{ -2, -1, 0, -1 },
|
|
{ -2, -1, 0, -1 },
|
|
{ -2, 0, 0, -1 },
|
|
{ -2, 0, 0, -1 },
|
|
{ -1, 0, 0, -1 },
|
|
{ -1, 0, 0, -1 },
|
|
{ -1, 0, 0, -1 },
|
|
{ -1, 0, 0, -1 },
|
|
{ -1, 0, 0, -1 },
|
|
{ -1, 0, 0, -1 },
|
|
{ -1, 0, 0, -1 },
|
|
{ -1, 0, 0, 0 },
|
|
{ -1, 0, 0, 0 },
|
|
{ -1, 0, 0, 0 },
|
|
{ -1, 0, 0, 0 }
|
|
};
|
|
|
|
/* all my samples have 1st index 0 or 1 */
|
|
/* second index is subband, only indexes 0-29 seem to be used */
|
|
static const int8_t coding_method_table[5][30] = {
|
|
{ 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
|
|
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
|
|
},
|
|
{ 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
|
|
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
|
|
},
|
|
{ 34, 30, 30, 30, 24, 24, 16, 16, 16, 16, 16, 16, 10, 10, 10,
|
|
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
|
|
},
|
|
{ 34, 34, 30, 30, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16,
|
|
16, 16, 16, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10, 10
|
|
},
|
|
{ 34, 34, 30, 30, 30, 30, 30, 30, 24, 24, 24, 24, 24, 24, 24,
|
|
24, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16
|
|
},
|
|
};
|
|
|
|
static const int vlc_stage3_values[60] = {
|
|
0, 1, 2, 3, 4, 6, 8, 10, 12, 16, 20, 24,
|
|
28, 36, 44, 52, 60, 76, 92, 108, 124, 156, 188, 220,
|
|
252, 316, 380, 444, 508, 636, 764, 892, 1020, 1276, 1532, 1788,
|
|
2044, 2556, 3068, 3580, 4092, 5116, 6140, 7164, 8188, 10236, 12284, 14332,
|
|
16380, 20476, 24572, 28668, 32764, 40956, 49148, 57340, 65532, 81916, 98300,114684
|
|
};
|
|
|
|
static const float fft_tone_sample_table[4][16][5] = {
|
|
{ { .0100000000f,-.0037037037f,-.0020000000f,-.0069444444f,-.0018416207f },
|
|
{ .0416666667f, .0000000000f, .0000000000f,-.0208333333f,-.0123456791f },
|
|
{ .1250000000f, .0558035709f, .0330687836f,-.0164473690f,-.0097465888f },
|
|
{ .1562500000f, .0625000000f, .0370370370f,-.0062500000f,-.0037037037f },
|
|
{ .1996007860f, .0781250000f, .0462962948f, .0022727272f, .0013468013f },
|
|
{ .2000000000f, .0625000000f, .0370370373f, .0208333333f, .0074074073f },
|
|
{ .2127659619f, .0555555556f, .0329218097f, .0208333333f, .0123456791f },
|
|
{ .2173913121f, .0473484844f, .0280583613f, .0347222239f, .0205761325f },
|
|
{ .2173913121f, .0347222239f, .0205761325f, .0473484844f, .0280583613f },
|
|
{ .2127659619f, .0208333333f, .0123456791f, .0555555556f, .0329218097f },
|
|
{ .2000000000f, .0208333333f, .0074074073f, .0625000000f, .0370370370f },
|
|
{ .1996007860f, .0022727272f, .0013468013f, .0781250000f, .0462962948f },
|
|
{ .1562500000f,-.0062500000f,-.0037037037f, .0625000000f, .0370370370f },
|
|
{ .1250000000f,-.0164473690f,-.0097465888f, .0558035709f, .0330687836f },
|
|
{ .0416666667f,-.0208333333f,-.0123456791f, .0000000000f, .0000000000f },
|
|
{ .0100000000f,-.0069444444f,-.0018416207f,-.0037037037f,-.0020000000f } },
|
|
|
|
{ { .0050000000f,-.0200000000f, .0125000000f,-.3030303030f, .0020000000f },
|
|
{ .1041666642f, .0400000000f,-.0250000000f, .0333333333f,-.0200000000f },
|
|
{ .1250000000f, .0100000000f, .0142857144f,-.0500000007f,-.0200000000f },
|
|
{ .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
|
|
{ .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
|
|
{ .1250000000f,-.0500000000f,-.0200000000f, .0100000000f, .0142857144f },
|
|
{ .1041666667f, .0333333333f,-.0200000000f, .0400000000f,-.0250000000f },
|
|
{ .0050000000f,-.3030303030f, .0020000001f,-.0200000000f, .0125000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
|
|
|
|
{ { .1428571492f, .1250000000f,-.0285714287f,-.0357142873f, .0208333333f },
|
|
{ .1818181818f, .0588235296f, .0333333333f, .0212765951f, .0100000000f },
|
|
{ .1818181818f, .0212765951f, .0100000000f, .0588235296f, .0333333333f },
|
|
{ .1428571492f,-.0357142873f, .0208333333f, .1250000000f,-.0285714287f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
|
|
|
|
{ { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
|
|
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } }
|
|
};
|
|
|
|
static const float fft_tone_level_table[2][64] = { {
|
|
/* pow ~ (i > 46) ? 0 : (((((i & 1) ? 431 : 304) << (i >> 1))) / 1024.0); */
|
|
0.17677669f, 0.42677650f, 0.60355347f, 0.85355347f,
|
|
1.20710683f, 1.68359375f, 2.37500000f, 3.36718750f,
|
|
4.75000000f, 6.73437500f, 9.50000000f, 13.4687500f,
|
|
19.0000000f, 26.9375000f, 38.0000000f, 53.8750000f,
|
|
76.0000000f, 107.750000f, 152.000000f, 215.500000f,
|
|
304.000000f, 431.000000f, 608.000000f, 862.000000f,
|
|
1216.00000f, 1724.00000f, 2432.00000f, 3448.00000f,
|
|
4864.00000f, 6896.00000f, 9728.00000f, 13792.0000f,
|
|
19456.0000f, 27584.0000f, 38912.0000f, 55168.0000f,
|
|
77824.0000f, 110336.000f, 155648.000f, 220672.000f,
|
|
311296.000f, 441344.000f, 622592.000f, 882688.000f,
|
|
1245184.00f, 1765376.00f, 2490368.00f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
|
|
}, {
|
|
/* pow = (i > 45) ? 0 : ((((i & 1) ? 431 : 304) << (i >> 1)) / 512.0); */
|
|
0.59375000f, 0.84179688f, 1.18750000f, 1.68359375f,
|
|
2.37500000f, 3.36718750f, 4.75000000f, 6.73437500f,
|
|
9.50000000f, 13.4687500f, 19.0000000f, 26.9375000f,
|
|
38.0000000f, 53.8750000f, 76.0000000f, 107.750000f,
|
|
152.000000f, 215.500000f, 304.000000f, 431.000000f,
|
|
608.000000f, 862.000000f, 1216.00000f, 1724.00000f,
|
|
2432.00000f, 3448.00000f, 4864.00000f, 6896.00000f,
|
|
9728.00000f, 13792.0000f, 19456.0000f, 27584.0000f,
|
|
38912.0000f, 55168.0000f, 77824.0000f, 110336.000f,
|
|
155648.000f, 220672.000f, 311296.000f, 441344.000f,
|
|
622592.000f, 882688.000f, 1245184.00f, 1765376.00f,
|
|
2490368.00f, 3530752.00f, 0.00000000f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
|
|
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f
|
|
} };
|
|
|
|
static const float fft_tone_envelope_table[4][31] = {
|
|
{ .009607375f, .038060248f, .084265202f, .146446645f, .222214907f, .308658302f,
|
|
.402454883f, .500000060f, .597545207f, .691341758f, .777785182f, .853553414f,
|
|
.915734828f, .961939812f, .990392685f, 1.00000000f, .990392625f, .961939752f,
|
|
.915734768f, .853553295f, .777785063f, .691341639f, .597545087f, .500000000f,
|
|
.402454853f, .308658272f, .222214878f, .146446615f, .084265172f, .038060218f,
|
|
.009607345f },
|
|
{ .038060248f, .146446645f, .308658302f, .500000060f, .691341758f, .853553414f,
|
|
.961939812f, 1.00000000f, .961939752f, .853553295f, .691341639f, .500000000f,
|
|
.308658272f, .146446615f, .038060218f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f },
|
|
{ .146446645f, .500000060f, .853553414f, 1.00000000f, .853553295f, .500000000f,
|
|
.146446615f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f },
|
|
{ .500000060f, 1.00000000f, .500000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
|
|
.000000000f }
|
|
};
|
|
|
|
static const float sb_noise_attenuation[32] = {
|
|
0.0f, 0.0f, 0.3f, 0.4f, 0.5f, 0.7f, 1.0f, 1.0f,
|
|
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
|
|
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
|
|
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
|
|
};
|
|
|
|
static const uint8_t fft_subpackets[32] = {
|
|
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0
|
|
};
|
|
|
|
/* first index is joined_stereo, second index is 0 or 2 (1 is unused) */
|
|
static const float dequant_1bit[2][3] = {
|
|
{-0.920000f, 0.000000f, 0.920000f },
|
|
{-0.890000f, 0.000000f, 0.890000f }
|
|
};
|
|
|
|
static const float type30_dequant[8] = {
|
|
-1.0f,-0.625f,-0.291666656732559f,0.0f,
|
|
0.25f,0.5f,0.75f,1.0f,
|
|
};
|
|
|
|
static const float type34_delta[10] = { // FIXME: covers 8 entries..
|
|
-1.0f,-0.60947573184967f,-0.333333343267441f,-0.138071194291115f,0.0f,
|
|
0.138071194291115f,0.333333343267441f,0.60947573184967f,1.0f,0.0f,
|
|
};
|
|
|
|
#endif /* AVCODEC_QDM2DATA_H */
|