mirror of https://github.com/FFmpeg/FFmpeg.git
Originally committed as revision 4650 to svn://svn.ffmpeg.org/ffmpeg/trunkpull/126/head
Roberto Togni
19 years ago
parent
d9b1c197e5
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3135258e19
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/*
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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 library 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 of the License, or (at your option) any later version. |
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* |
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* This library 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 this library; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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*/ |
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/**
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* @file qdm2data.h |
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* Various QDM2 tables. |
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*/ |
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#ifndef QDM2DATA_H |
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#define QDM2DATA_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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 uint8_t last_coeff[3] = { |
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4, 7, 10 |
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}; |
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static 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 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 }, |
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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 }, |
||||
{ 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 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 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 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 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 /* QDM2DATA_H */ |
||||
Loading…
Reference in new issue