aactab.c

/*
 * AAC data
 * Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org )
 * Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov gmail com )
 *
 * 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
 */

/**
 * @file
 * AAC data
 * @author Oded Shimon  ( ods15 ods15 dyndns org )
 * @author Maxim Gavrilov ( maxim.gavrilov gmail com )
 */

#include "libavutil/mem.h"
#include "aac.h"

#include <stdint.h>

float ff_aac_pow2sf_tab[428];
float ff_aac_pow34sf_tab[428];

DECLARE_ALIGNED(32, float,  ff_aac_kbd_long_1024)[1024];
DECLARE_ALIGNED(32, float,  ff_aac_kbd_short_128)[128];
DECLARE_ALIGNED(32, float,  ff_aac_kbd_long_960)[960];
DECLARE_ALIGNED(32, float,  ff_aac_kbd_short_120)[120];
DECLARE_ALIGNED(32, int,    ff_aac_kbd_long_1024_fixed)[1024];
DECLARE_ALIGNED(32, int,    ff_aac_kbd_short_128_fixed)[128];

const uint8_t ff_aac_num_swb_1024[] = {
    41, 41, 47, 49, 49, 51, 47, 47, 43, 43, 43, 40, 40
};

const uint8_t ff_aac_num_swb_960[] = {
    40, 40, 46, 49, 49, 49, 46, 46, 42, 42, 42, 40, 40
};

const uint8_t ff_aac_num_swb_512[] = {
     0,  0,  0, 36, 36, 37, 31, 31,  0,  0,  0,  0,  0
};

const uint8_t ff_aac_num_swb_480[] = {
     0,  0,  0, 35, 35, 37, 30, 30,  0,  0,  0,  0,  0
};

const uint8_t ff_aac_num_swb_128[] = {
    12, 12, 12, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15
};

const uint8_t ff_aac_num_swb_120[] = {
    12, 12, 12, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15
};

const uint8_t ff_aac_pred_sfb_max[] = {
    33, 33, 38, 40, 40, 40, 41, 41, 37, 37, 37, 34, 34
};

const uint32_t ff_aac_scalefactor_code[121] = {
    0x3ffe8, 0x3ffe6, 0x3ffe7, 0x3ffe5, 0x7fff5, 0x7fff1, 0x7ffed, 0x7fff6,
    0x7ffee, 0x7ffef, 0x7fff0, 0x7fffc, 0x7fffd, 0x7ffff, 0x7fffe, 0x7fff7,
    0x7fff8, 0x7fffb, 0x7fff9, 0x3ffe4, 0x7fffa, 0x3ffe3, 0x1ffef, 0x1fff0,
    0x0fff5, 0x1ffee, 0x0fff2, 0x0fff3, 0x0fff4, 0x0fff1, 0x07ff6, 0x07ff7,
    0x03ff9, 0x03ff5, 0x03ff7, 0x03ff3, 0x03ff6, 0x03ff2, 0x01ff7, 0x01ff5,
    0x00ff9, 0x00ff7, 0x00ff6, 0x007f9, 0x00ff4, 0x007f8, 0x003f9, 0x003f7,
    0x003f5, 0x001f8, 0x001f7, 0x000fa, 0x000f8, 0x000f6, 0x00079, 0x0003a,
    0x00038, 0x0001a, 0x0000b, 0x00004, 0x00000, 0x0000a, 0x0000c, 0x0001b,
    0x00039, 0x0003b, 0x00078, 0x0007a, 0x000f7, 0x000f9, 0x001f6, 0x001f9,
    0x003f4, 0x003f6, 0x003f8, 0x007f5, 0x007f4, 0x007f6, 0x007f7, 0x00ff5,
    0x00ff8, 0x01ff4, 0x01ff6, 0x01ff8, 0x03ff8, 0x03ff4, 0x0fff0, 0x07ff4,
    0x0fff6, 0x07ff5, 0x3ffe2, 0x7ffd9, 0x7ffda, 0x7ffdb, 0x7ffdc, 0x7ffdd,
    0x7ffde, 0x7ffd8, 0x7ffd2, 0x7ffd3, 0x7ffd4, 0x7ffd5, 0x7ffd6, 0x7fff2,
    0x7ffdf, 0x7ffe7, 0x7ffe8, 0x7ffe9, 0x7ffea, 0x7ffeb, 0x7ffe6, 0x7ffe0,
    0x7ffe1, 0x7ffe2, 0x7ffe3, 0x7ffe4, 0x7ffe5, 0x7ffd7, 0x7ffec, 0x7fff4,
    0x7fff3,
};

const uint8_t ff_aac_scalefactor_bits[121] = {
    18, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19,
    19, 19, 19, 18, 19, 18, 17, 17, 16, 17, 16, 16, 16, 16, 15, 15,
    14, 14, 14, 14, 14, 14, 13, 13, 12, 12, 12, 11, 12, 11, 10, 10,
    10,  9,  9,  8,  8,  8,  7,  6,  6,  5,  4,  3,  1,  4,  4,  5,
     6,  6,  7,  7,  8,  8,  9,  9, 10, 10, 10, 11, 11, 11, 11, 12,
    12, 13, 13, 13, 14, 14, 16, 15, 16, 15, 18, 19, 19, 19, 19, 19,
    19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19,
    19, 19, 19, 19, 19, 19, 19, 19, 19,
};

static const uint16_t codes1[81] = {
    0x7f8, 0x1f1, 0x7fd, 0x3f5, 0x068, 0x3f0, 0x7f7, 0x1ec,
    0x7f5, 0x3f1, 0x072, 0x3f4, 0x074, 0x011, 0x076, 0x1eb,
    0x06c, 0x3f6, 0x7fc, 0x1e1, 0x7f1, 0x1f0, 0x061, 0x1f6,
    0x7f2, 0x1ea, 0x7fb, 0x1f2, 0x069, 0x1ed, 0x077, 0x017,
    0x06f, 0x1e6, 0x064, 0x1e5, 0x067, 0x015, 0x062, 0x012,
    0x000, 0x014, 0x065, 0x016, 0x06d, 0x1e9, 0x063, 0x1e4,
    0x06b, 0x013, 0x071, 0x1e3, 0x070, 0x1f3, 0x7fe, 0x1e7,
    0x7f3, 0x1ef, 0x060, 0x1ee, 0x7f0, 0x1e2, 0x7fa, 0x3f3,
    0x06a, 0x1e8, 0x075, 0x010, 0x073, 0x1f4, 0x06e, 0x3f7,
    0x7f6, 0x1e0, 0x7f9, 0x3f2, 0x066, 0x1f5, 0x7ff, 0x1f7,
    0x7f4,
};

static const uint8_t bits1[81] = {
    11,  9, 11, 10,  7, 10, 11,  9, 11, 10,  7, 10,  7,  5,  7,  9,
     7, 10, 11,  9, 11,  9,  7,  9, 11,  9, 11,  9,  7,  9,  7,  5,
     7,  9,  7,  9,  7,  5,  7,  5,  1,  5,  7,  5,  7,  9,  7,  9,
     7,  5,  7,  9,  7,  9, 11,  9, 11,  9,  7,  9, 11,  9, 11, 10,
     7,  9,  7,  5,  7,  9,  7, 10, 11,  9, 11, 10,  7,  9, 11,  9,
    11,
};

static const uint16_t codes2[81] = {
    0x1f3, 0x06f, 0x1fd, 0x0eb, 0x023, 0x0ea, 0x1f7, 0x0e8,
    0x1fa, 0x0f2, 0x02d, 0x070, 0x020, 0x006, 0x02b, 0x06e,
    0x028, 0x0e9, 0x1f9, 0x066, 0x0f8, 0x0e7, 0x01b, 0x0f1,
    0x1f4, 0x06b, 0x1f5, 0x0ec, 0x02a, 0x06c, 0x02c, 0x00a,
    0x027, 0x067, 0x01a, 0x0f5, 0x024, 0x008, 0x01f, 0x009,
    0x000, 0x007, 0x01d, 0x00b, 0x030, 0x0ef, 0x01c, 0x064,
    0x01e, 0x00c, 0x029, 0x0f3, 0x02f, 0x0f0, 0x1fc, 0x071,
    0x1f2, 0x0f4, 0x021, 0x0e6, 0x0f7, 0x068, 0x1f8, 0x0ee,
    0x022, 0x065, 0x031, 0x002, 0x026, 0x0ed, 0x025, 0x06a,
    0x1fb, 0x072, 0x1fe, 0x069, 0x02e, 0x0f6, 0x1ff, 0x06d,
    0x1f6,
};

static const uint8_t bits2[81] = {
    9, 7, 9, 8, 6, 8, 9, 8, 9, 8, 6, 7, 6, 5, 6, 7,
    6, 8, 9, 7, 8, 8, 6, 8, 9, 7, 9, 8, 6, 7, 6, 5,
    6, 7, 6, 8, 6, 5, 6, 5, 3, 5, 6, 5, 6, 8, 6, 7,
    6, 5, 6, 8, 6, 8, 9, 7, 9, 8, 6, 8, 8, 7, 9, 8,
    6, 7, 6, 4, 6, 8, 6, 7, 9, 7, 9, 7, 6, 8, 9, 7,
    9,
};

static const uint16_t codes3[81] = {
    0x0000, 0x0009, 0x00ef, 0x000b, 0x0019, 0x00f0, 0x01eb, 0x01e6,
    0x03f2, 0x000a, 0x0035, 0x01ef, 0x0034, 0x0037, 0x01e9, 0x01ed,
    0x01e7, 0x03f3, 0x01ee, 0x03ed, 0x1ffa, 0x01ec, 0x01f2, 0x07f9,
    0x07f8, 0x03f8, 0x0ff8, 0x0008, 0x0038, 0x03f6, 0x0036, 0x0075,
    0x03f1, 0x03eb, 0x03ec, 0x0ff4, 0x0018, 0x0076, 0x07f4, 0x0039,
    0x0074, 0x03ef, 0x01f3, 0x01f4, 0x07f6, 0x01e8, 0x03ea, 0x1ffc,
    0x00f2, 0x01f1, 0x0ffb, 0x03f5, 0x07f3, 0x0ffc, 0x00ee, 0x03f7,
    0x7ffe, 0x01f0, 0x07f5, 0x7ffd, 0x1ffb, 0x3ffa, 0xffff, 0x00f1,
    0x03f0, 0x3ffc, 0x01ea, 0x03ee, 0x3ffb, 0x0ff6, 0x0ffa, 0x7ffc,
    0x07f2, 0x0ff5, 0xfffe, 0x03f4, 0x07f7, 0x7ffb, 0x0ff7, 0x0ff9,
    0x7ffa,
};

static const uint8_t bits3[81] = {
     1,  4,  8,  4,  5,  8,  9,  9, 10,  4,  6,  9,  6,  6,  9,  9,
     9, 10,  9, 10, 13,  9,  9, 11, 11, 10, 12,  4,  6, 10,  6,  7,
    10, 10, 10, 12,  5,  7, 11,  6,  7, 10,  9,  9, 11,  9, 10, 13,
     8,  9, 12, 10, 11, 12,  8, 10, 15,  9, 11, 15, 13, 14, 16,  8,
    10, 14,  9, 10, 14, 12, 12, 15, 11, 12, 16, 10, 11, 15, 12, 12,
    15,
};

static const uint16_t codes4[81] = {
    0x007, 0x016, 0x0f6, 0x018, 0x008, 0x0ef, 0x1ef, 0x0f3,
    0x7f8, 0x019, 0x017, 0x0ed, 0x015, 0x001, 0x0e2, 0x0f0,
    0x070, 0x3f0, 0x1ee, 0x0f1, 0x7fa, 0x0ee, 0x0e4, 0x3f2,
    0x7f6, 0x3ef, 0x7fd, 0x005, 0x014, 0x0f2, 0x009, 0x004,
    0x0e5, 0x0f4, 0x0e8, 0x3f4, 0x006, 0x002, 0x0e7, 0x003,
    0x000, 0x06b, 0x0e3, 0x069, 0x1f3, 0x0eb, 0x0e6, 0x3f6,
    0x06e, 0x06a, 0x1f4, 0x3ec, 0x1f0, 0x3f9, 0x0f5, 0x0ec,
    0x7fb, 0x0ea, 0x06f, 0x3f7, 0x7f9, 0x3f3, 0xfff, 0x0e9,
    0x06d, 0x3f8, 0x06c, 0x068, 0x1f5, 0x3ee, 0x1f2, 0x7f4,
    0x7f7, 0x3f1, 0xffe, 0x3ed, 0x1f1, 0x7f5, 0x7fe, 0x3f5,
    0x7fc,
};

static const uint8_t bits4[81] = {
     4,  5,  8,  5,  4,  8,  9,  8, 11,  5,  5,  8,  5,  4,  8,  8,
     7, 10,  9,  8, 11,  8,  8, 10, 11, 10, 11,  4,  5,  8,  4,  4,
     8,  8,  8, 10,  4,  4,  8,  4,  4,  7,  8,  7,  9,  8,  8, 10,
     7,  7,  9, 10,  9, 10,  8,  8, 11,  8,  7, 10, 11, 10, 12,  8,
     7, 10,  7,  7,  9, 10,  9, 11, 11, 10, 12, 10,  9, 11, 11, 10,
    11,
};

static const uint16_t codes5[81] = {
    0x1fff, 0x0ff7, 0x07f4, 0x07e8, 0x03f1, 0x07ee, 0x07f9, 0x0ff8,
    0x1ffd, 0x0ffd, 0x07f1, 0x03e8, 0x01e8, 0x00f0, 0x01ec, 0x03ee,
    0x07f2, 0x0ffa, 0x0ff4, 0x03ef, 0x01f2, 0x00e8, 0x0070, 0x00ec,
    0x01f0, 0x03ea, 0x07f3, 0x07eb, 0x01eb, 0x00ea, 0x001a, 0x0008,
    0x0019, 0x00ee, 0x01ef, 0x07ed, 0x03f0, 0x00f2, 0x0073, 0x000b,
    0x0000, 0x000a, 0x0071, 0x00f3, 0x07e9, 0x07ef, 0x01ee, 0x00ef,
    0x0018, 0x0009, 0x001b, 0x00eb, 0x01e9, 0x07ec, 0x07f6, 0x03eb,
    0x01f3, 0x00ed, 0x0072, 0x00e9, 0x01f1, 0x03ed, 0x07f7, 0x0ff6,
    0x07f0, 0x03e9, 0x01ed, 0x00f1, 0x01ea, 0x03ec, 0x07f8, 0x0ff9,
    0x1ffc, 0x0ffc, 0x0ff5, 0x07ea, 0x03f3, 0x03f2, 0x07f5, 0x0ffb,
    0x1ffe,
};

static const uint8_t bits5[81] = {
    13, 12, 11, 11, 10, 11, 11, 12, 13, 12, 11, 10,  9,  8,  9, 10,
    11, 12, 12, 10,  9,  8,  7,  8,  9, 10, 11, 11,  9,  8,  5,  4,
     5,  8,  9, 11, 10,  8,  7,  4,  1,  4,  7,  8, 11, 11,  9,  8,
     5,  4,  5,  8,  9, 11, 11, 10,  9,  8,  7,  8,  9, 10, 11, 12,
    11, 10,  9,  8,  9, 10, 11, 12, 13, 12, 12, 11, 10, 10, 11, 12,
    13,
};

static const uint16_t codes6[81] = {
    0x7fe, 0x3fd, 0x1f1, 0x1eb, 0x1f4, 0x1ea, 0x1f0, 0x3fc,
    0x7fd, 0x3f6, 0x1e5, 0x0ea, 0x06c, 0x071, 0x068, 0x0f0,
    0x1e6, 0x3f7, 0x1f3, 0x0ef, 0x032, 0x027, 0x028, 0x026,
    0x031, 0x0eb, 0x1f7, 0x1e8, 0x06f, 0x02e, 0x008, 0x004,
    0x006, 0x029, 0x06b, 0x1ee, 0x1ef, 0x072, 0x02d, 0x002,
    0x000, 0x003, 0x02f, 0x073, 0x1fa, 0x1e7, 0x06e, 0x02b,
    0x007, 0x001, 0x005, 0x02c, 0x06d, 0x1ec, 0x1f9, 0x0ee,
    0x030, 0x024, 0x02a, 0x025, 0x033, 0x0ec, 0x1f2, 0x3f8,
    0x1e4, 0x0ed, 0x06a, 0x070, 0x069, 0x074, 0x0f1, 0x3fa,
    0x7ff, 0x3f9, 0x1f6, 0x1ed, 0x1f8, 0x1e9, 0x1f5, 0x3fb,
    0x7fc,
};

static const uint8_t bits6[81] = {
    11, 10,  9,  9,  9,  9,  9, 10, 11, 10,  9,  8,  7,  7,  7,  8,
     9, 10,  9,  8,  6,  6,  6,  6,  6,  8,  9,  9,  7,  6,  4,  4,
     4,  6,  7,  9,  9,  7,  6,  4,  4,  4,  6,  7,  9,  9,  7,  6,
     4,  4,  4,  6,  7,  9,  9,  8,  6,  6,  6,  6,  6,  8,  9, 10,
     9,  8,  7,  7,  7,  7,  8, 10, 11, 10,  9,  9,  9,  9,  9, 10,
    11,
};

static const uint16_t codes7[64] = {
    0x000, 0x005, 0x037, 0x074, 0x0f2, 0x1eb, 0x3ed, 0x7f7,
    0x004, 0x00c, 0x035, 0x071, 0x0ec, 0x0ee, 0x1ee, 0x1f5,
    0x036, 0x034, 0x072, 0x0ea, 0x0f1, 0x1e9, 0x1f3, 0x3f5,
    0x073, 0x070, 0x0eb, 0x0f0, 0x1f1, 0x1f0, 0x3ec, 0x3fa,
    0x0f3, 0x0ed, 0x1e8, 0x1ef, 0x3ef, 0x3f1, 0x3f9, 0x7fb,
    0x1ed, 0x0ef, 0x1ea, 0x1f2, 0x3f3, 0x3f8, 0x7f9, 0x7fc,
    0x3ee, 0x1ec, 0x1f4, 0x3f4, 0x3f7, 0x7f8, 0xffd, 0xffe,
    0x7f6, 0x3f0, 0x3f2, 0x3f6, 0x7fa, 0x7fd, 0xffc, 0xfff,
};

static const uint8_t bits7[64] = {
     1,  3,  6,  7,  8,  9, 10, 11,  3,  4,  6,  7,  8,  8,  9,  9,
     6,  6,  7,  8,  8,  9,  9, 10,  7,  7,  8,  8,  9,  9, 10, 10,
     8,  8,  9,  9, 10, 10, 10, 11,  9,  8,  9,  9, 10, 10, 11, 11,
    10,  9,  9, 10, 10, 11, 12, 12, 11, 10, 10, 10, 11, 11, 12, 12,
};

static const uint16_t codes8[64] = {
    0x00e, 0x005, 0x010, 0x030, 0x06f, 0x0f1, 0x1fa, 0x3fe,
    0x003, 0x000, 0x004, 0x012, 0x02c, 0x06a, 0x075, 0x0f8,
    0x00f, 0x002, 0x006, 0x014, 0x02e, 0x069, 0x072, 0x0f5,
    0x02f, 0x011, 0x013, 0x02a, 0x032, 0x06c, 0x0ec, 0x0fa,
    0x071, 0x02b, 0x02d, 0x031, 0x06d, 0x070, 0x0f2, 0x1f9,
    0x0ef, 0x068, 0x033, 0x06b, 0x06e, 0x0ee, 0x0f9, 0x3fc,
    0x1f8, 0x074, 0x073, 0x0ed, 0x0f0, 0x0f6, 0x1f6, 0x1fd,
    0x3fd, 0x0f3, 0x0f4, 0x0f7, 0x1f7, 0x1fb, 0x1fc, 0x3ff,
};

static const uint8_t bits8[64] = {
     5,  4,  5,  6,  7,  8,  9, 10,  4,  3,  4,  5,  6,  7,  7,  8,
     5,  4,  4,  5,  6,  7,  7,  8,  6,  5,  5,  6,  6,  7,  8,  8,
     7,  6,  6,  6,  7,  7,  8,  9,  8,  7,  6,  7,  7,  8,  8, 10,
     9,  7,  7,  8,  8,  8,  9,  9, 10,  8,  8,  8,  9,  9,  9, 10,
};

static const uint16_t codes9[169] = {
    0x0000, 0x0005, 0x0037, 0x00e7, 0x01de, 0x03ce, 0x03d9, 0x07c8,
    0x07cd, 0x0fc8, 0x0fdd, 0x1fe4, 0x1fec, 0x0004, 0x000c, 0x0035,
    0x0072, 0x00ea, 0x00ed, 0x01e2, 0x03d1, 0x03d3, 0x03e0, 0x07d8,
    0x0fcf, 0x0fd5, 0x0036, 0x0034, 0x0071, 0x00e8, 0x00ec, 0x01e1,
    0x03cf, 0x03dd, 0x03db, 0x07d0, 0x0fc7, 0x0fd4, 0x0fe4, 0x00e6,
    0x0070, 0x00e9, 0x01dd, 0x01e3, 0x03d2, 0x03dc, 0x07cc, 0x07ca,
    0x07de, 0x0fd8, 0x0fea, 0x1fdb, 0x01df, 0x00eb, 0x01dc, 0x01e6,
    0x03d5, 0x03de, 0x07cb, 0x07dd, 0x07dc, 0x0fcd, 0x0fe2, 0x0fe7,
    0x1fe1, 0x03d0, 0x01e0, 0x01e4, 0x03d6, 0x07c5, 0x07d1, 0x07db,
    0x0fd2, 0x07e0, 0x0fd9, 0x0feb, 0x1fe3, 0x1fe9, 0x07c4, 0x01e5,
    0x03d7, 0x07c6, 0x07cf, 0x07da, 0x0fcb, 0x0fda, 0x0fe3, 0x0fe9,
    0x1fe6, 0x1ff3, 0x1ff7, 0x07d3, 0x03d8, 0x03e1, 0x07d4, 0x07d9,
    0x0fd3, 0x0fde, 0x1fdd, 0x1fd9, 0x1fe2, 0x1fea, 0x1ff1, 0x1ff6,
    0x07d2, 0x03d4, 0x03da, 0x07c7, 0x07d7, 0x07e2, 0x0fce, 0x0fdb,
    0x1fd8, 0x1fee, 0x3ff0, 0x1ff4, 0x3ff2, 0x07e1, 0x03df, 0x07c9,
    0x07d6, 0x0fca, 0x0fd0, 0x0fe5, 0x0fe6, 0x1feb, 0x1fef, 0x3ff3,
    0x3ff4, 0x3ff5, 0x0fe0, 0x07ce, 0x07d5, 0x0fc6, 0x0fd1, 0x0fe1,
    0x1fe0, 0x1fe8, 0x1ff0, 0x3ff1, 0x3ff8, 0x3ff6, 0x7ffc, 0x0fe8,
    0x07df, 0x0fc9, 0x0fd7, 0x0fdc, 0x1fdc, 0x1fdf, 0x1fed, 0x1ff5,
    0x3ff9, 0x3ffb, 0x7ffd, 0x7ffe, 0x1fe7, 0x0fcc, 0x0fd6, 0x0fdf,
    0x1fde, 0x1fda, 0x1fe5, 0x1ff2, 0x3ffa, 0x3ff7, 0x3ffc, 0x3ffd,
    0x7fff,
};

static const uint8_t bits9[169] = {
     1,  3,  6,  8,  9, 10, 10, 11, 11, 12, 12, 13, 13,  3,  4,  6,
     7,  8,  8,  9, 10, 10, 10, 11, 12, 12,  6,  6,  7,  8,  8,  9,
    10, 10, 10, 11, 12, 12, 12,  8,  7,  8,  9,  9, 10, 10, 11, 11,
    11, 12, 12, 13,  9,  8,  9,  9, 10, 10, 11, 11, 11, 12, 12, 12,
    13, 10,  9,  9, 10, 11, 11, 11, 12, 11, 12, 12, 13, 13, 11,  9,
    10, 11, 11, 11, 12, 12, 12, 12, 13, 13, 13, 11, 10, 10, 11, 11,
    12, 12, 13, 13, 13, 13, 13, 13, 11, 10, 10, 11, 11, 11, 12, 12,
    13, 13, 14, 13, 14, 11, 10, 11, 11, 12, 12, 12, 12, 13, 13, 14,
    14, 14, 12, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 15, 12,
    11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 15, 15, 13, 12, 12, 12,
    13, 13, 13, 13, 14, 14, 14, 14, 15,
};

static const uint16_t codes10[169] = {
    0x022, 0x008, 0x01d, 0x026, 0x05f, 0x0d3, 0x1cf, 0x3d0,
    0x3d7, 0x3ed, 0x7f0, 0x7f6, 0xffd, 0x007, 0x000, 0x001,
    0x009, 0x020, 0x054, 0x060, 0x0d5, 0x0dc, 0x1d4, 0x3cd,
    0x3de, 0x7e7, 0x01c, 0x002, 0x006, 0x00c, 0x01e, 0x028,
    0x05b, 0x0cd, 0x0d9, 0x1ce, 0x1dc, 0x3d9, 0x3f1, 0x025,
    0x00b, 0x00a, 0x00d, 0x024, 0x057, 0x061, 0x0cc, 0x0dd,
    0x1cc, 0x1de, 0x3d3, 0x3e7, 0x05d, 0x021, 0x01f, 0x023,
    0x027, 0x059, 0x064, 0x0d8, 0x0df, 0x1d2, 0x1e2, 0x3dd,
    0x3ee, 0x0d1, 0x055, 0x029, 0x056, 0x058, 0x062, 0x0ce,
    0x0e0, 0x0e2, 0x1da, 0x3d4, 0x3e3, 0x7eb, 0x1c9, 0x05e,
    0x05a, 0x05c, 0x063, 0x0ca, 0x0da, 0x1c7, 0x1ca, 0x1e0,
    0x3db, 0x3e8, 0x7ec, 0x1e3, 0x0d2, 0x0cb, 0x0d0, 0x0d7,
    0x0db, 0x1c6, 0x1d5, 0x1d8, 0x3ca, 0x3da, 0x7ea, 0x7f1,
    0x1e1, 0x0d4, 0x0cf, 0x0d6, 0x0de, 0x0e1, 0x1d0, 0x1d6,
    0x3d1, 0x3d5, 0x3f2, 0x7ee, 0x7fb, 0x3e9, 0x1cd, 0x1c8,
    0x1cb, 0x1d1, 0x1d7, 0x1df, 0x3cf, 0x3e0, 0x3ef, 0x7e6,
    0x7f8, 0xffa, 0x3eb, 0x1dd, 0x1d3, 0x1d9, 0x1db, 0x3d2,
    0x3cc, 0x3dc, 0x3ea, 0x7ed, 0x7f3, 0x7f9, 0xff9, 0x7f2,
    0x3ce, 0x1e4, 0x3cb, 0x3d8, 0x3d6, 0x3e2, 0x3e5, 0x7e8,
    0x7f4, 0x7f5, 0x7f7, 0xffb, 0x7fa, 0x3ec, 0x3df, 0x3e1,
    0x3e4, 0x3e6, 0x3f0, 0x7e9, 0x7ef, 0xff8, 0xffe, 0xffc,
    0xfff,
};

static const uint8_t bits10[169] = {
     6,  5,  6,  6,  7,  8,  9, 10, 10, 10, 11, 11, 12,  5,  4,  4,
     5,  6,  7,  7,  8,  8,  9, 10, 10, 11,  6,  4,  5,  5,  6,  6,
     7,  8,  8,  9,  9, 10, 10,  6,  5,  5,  5,  6,  7,  7,  8,  8,
     9,  9, 10, 10,  7,  6,  6,  6,  6,  7,  7,  8,  8,  9,  9, 10,
    10,  8,  7,  6,  7,  7,  7,  8,  8,  8,  9, 10, 10, 11,  9,  7,
     7,  7,  7,  8,  8,  9,  9,  9, 10, 10, 11,  9,  8,  8,  8,  8,
     8,  9,  9,  9, 10, 10, 11, 11,  9,  8,  8,  8,  8,  8,  9,  9,
    10, 10, 10, 11, 11, 10,  9,  9,  9,  9,  9,  9, 10, 10, 10, 11,
    11, 12, 10,  9,  9,  9,  9, 10, 10, 10, 10, 11, 11, 11, 12, 11,
    10,  9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 12, 11, 10, 10, 10,
    10, 10, 10, 11, 11, 12, 12, 12, 12,
};

static const uint16_t codes11[289] = {
    0x000, 0x006, 0x019, 0x03d, 0x09c, 0x0c6, 0x1a7, 0x390,
    0x3c2, 0x3df, 0x7e6, 0x7f3, 0xffb, 0x7ec, 0xffa, 0xffe,
    0x38e, 0x005, 0x001, 0x008, 0x014, 0x037, 0x042, 0x092,
    0x0af, 0x191, 0x1a5, 0x1b5, 0x39e, 0x3c0, 0x3a2, 0x3cd,
    0x7d6, 0x0ae, 0x017, 0x007, 0x009, 0x018, 0x039, 0x040,
    0x08e, 0x0a3, 0x0b8, 0x199, 0x1ac, 0x1c1, 0x3b1, 0x396,
    0x3be, 0x3ca, 0x09d, 0x03c, 0x015, 0x016, 0x01a, 0x03b,
    0x044, 0x091, 0x0a5, 0x0be, 0x196, 0x1ae, 0x1b9, 0x3a1,
    0x391, 0x3a5, 0x3d5, 0x094, 0x09a, 0x036, 0x038, 0x03a,
    0x041, 0x08c, 0x09b, 0x0b0, 0x0c3, 0x19e, 0x1ab, 0x1bc,
    0x39f, 0x38f, 0x3a9, 0x3cf, 0x093, 0x0bf, 0x03e, 0x03f,
    0x043, 0x045, 0x09e, 0x0a7, 0x0b9, 0x194, 0x1a2, 0x1ba,
    0x1c3, 0x3a6, 0x3a7, 0x3bb, 0x3d4, 0x09f, 0x1a0, 0x08f,
    0x08d, 0x090, 0x098, 0x0a6, 0x0b6, 0x0c4, 0x19f, 0x1af,
    0x1bf, 0x399, 0x3bf, 0x3b4, 0x3c9, 0x3e7, 0x0a8, 0x1b6,
    0x0ab, 0x0a4, 0x0aa, 0x0b2, 0x0c2, 0x0c5, 0x198, 0x1a4,
    0x1b8, 0x38c, 0x3a4, 0x3c4, 0x3c6, 0x3dd, 0x3e8, 0x0ad,
    0x3af, 0x192, 0x0bd, 0x0bc, 0x18e, 0x197, 0x19a, 0x1a3,
    0x1b1, 0x38d, 0x398, 0x3b7, 0x3d3, 0x3d1, 0x3db, 0x7dd,
    0x0b4, 0x3de, 0x1a9, 0x19b, 0x19c, 0x1a1, 0x1aa, 0x1ad,
    0x1b3, 0x38b, 0x3b2, 0x3b8, 0x3ce, 0x3e1, 0x3e0, 0x7d2,
    0x7e5, 0x0b7, 0x7e3, 0x1bb, 0x1a8, 0x1a6, 0x1b0, 0x1b2,
    0x1b7, 0x39b, 0x39a, 0x3ba, 0x3b5, 0x3d6, 0x7d7, 0x3e4,
    0x7d8, 0x7ea, 0x0ba, 0x7e8, 0x3a0, 0x1bd, 0x1b4, 0x38a,
    0x1c4, 0x392, 0x3aa, 0x3b0, 0x3bc, 0x3d7, 0x7d4, 0x7dc,
    0x7db, 0x7d5, 0x7f0, 0x0c1, 0x7fb, 0x3c8, 0x3a3, 0x395,
    0x39d, 0x3ac, 0x3ae, 0x3c5, 0x3d8, 0x3e2, 0x3e6, 0x7e4,
    0x7e7, 0x7e0, 0x7e9, 0x7f7, 0x190, 0x7f2, 0x393, 0x1be,
    0x1c0, 0x394, 0x397, 0x3ad, 0x3c3, 0x3c1, 0x3d2, 0x7da,
    0x7d9, 0x7df, 0x7eb, 0x7f4, 0x7fa, 0x195, 0x7f8, 0x3bd,
    0x39c, 0x3ab, 0x3a8, 0x3b3, 0x3b9, 0x3d0, 0x3e3, 0x3e5,
    0x7e2, 0x7de, 0x7ed, 0x7f1, 0x7f9, 0x7fc, 0x193, 0xffd,
    0x3dc, 0x3b6, 0x3c7, 0x3cc, 0x3cb, 0x3d9, 0x3da, 0x7d3,
    0x7e1, 0x7ee, 0x7ef, 0x7f5, 0x7f6, 0xffc, 0xfff, 0x19d,
    0x1c2, 0x0b5, 0x0a1, 0x096, 0x097, 0x095, 0x099, 0x0a0,
    0x0a2, 0x0ac, 0x0a9, 0x0b1, 0x0b3, 0x0bb, 0x0c0, 0x18f,
    0x004,
};

static const uint8_t bits11[289] = {
     4,  5,  6,  7,  8,  8,  9, 10, 10, 10, 11, 11, 12, 11, 12, 12,
    10,  5,  4,  5,  6,  7,  7,  8,  8,  9,  9,  9, 10, 10, 10, 10,
    11,  8,  6,  5,  5,  6,  7,  7,  8,  8,  8,  9,  9,  9, 10, 10,
    10, 10,  8,  7,  6,  6,  6,  7,  7,  8,  8,  8,  9,  9,  9, 10,
    10, 10, 10,  8,  8,  7,  7,  7,  7,  8,  8,  8,  8,  9,  9,  9,
    10, 10, 10, 10,  8,  8,  7,  7,  7,  7,  8,  8,  8,  9,  9,  9,
     9, 10, 10, 10, 10,  8,  9,  8,  8,  8,  8,  8,  8,  8,  9,  9,
     9, 10, 10, 10, 10, 10,  8,  9,  8,  8,  8,  8,  8,  8,  9,  9,
     9, 10, 10, 10, 10, 10, 10,  8, 10,  9,  8,  8,  9,  9,  9,  9,
     9, 10, 10, 10, 10, 10, 10, 11,  8, 10,  9,  9,  9,  9,  9,  9,
     9, 10, 10, 10, 10, 10, 10, 11, 11,  8, 11,  9,  9,  9,  9,  9,
     9, 10, 10, 10, 10, 10, 11, 10, 11, 11,  8, 11, 10,  9,  9, 10,
     9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11,  8, 11, 10, 10, 10,
    10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11,  9, 11, 10,  9,
     9, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11,  9, 11, 10,
    10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11,  9, 12,
    10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 12, 12,  9,
     9,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  9,
     5,
};

const uint16_t * const ff_aac_spectral_codes[11] = {
    codes1,  codes2,  codes3, codes4, codes5, codes6, codes7, codes8,
    codes9, codes10, codes11,
};

const uint8_t * const ff_aac_spectral_bits[11] = {
    bits1,  bits2,  bits3, bits4, bits5, bits6, bits7, bits8,
    bits9, bits10, bits11,
};

const uint16_t ff_aac_spectral_sizes[11] = {
    81, 81, 81, 81, 81, 81, 64, 64, 169, 169, 289,
};

/* NOTE:
 * 64.0f is a special value indicating the existence of an escape code in the
 * bitstream.
 */
static const DECLARE_ALIGNED(16, float, codebook_vector0)[324] = {
 -1.0000000, -1.0000000, -1.0000000, -1.0000000,
 -1.0000000, -1.0000000, -1.0000000,  0.0000000,
 -1.0000000, -1.0000000, -1.0000000,  1.0000000,
 -1.0000000, -1.0000000,  0.0000000, -1.0000000,
 -1.0000000, -1.0000000,  0.0000000,  0.0000000,
 -1.0000000, -1.0000000,  0.0000000,  1.0000000,
 -1.0000000, -1.0000000,  1.0000000, -1.0000000,
 -1.0000000, -1.0000000,  1.0000000,  0.0000000,
 -1.0000000, -1.0000000,  1.0000000,  1.0000000,
 -1.0000000,  0.0000000, -1.0000000, -1.0000000,
 -1.0000000,  0.0000000, -1.0000000,  0.0000000,
 -1.0000000,  0.0000000, -1.0000000,  1.0000000,
 -1.0000000,  0.0000000,  0.0000000, -1.0000000,
 -1.0000000,  0.0000000,  0.0000000,  0.0000000,
 -1.0000000,  0.0000000,  0.0000000,  1.0000000,
 -1.0000000,  0.0000000,  1.0000000, -1.0000000,
 -1.0000000,  0.0000000,  1.0000000,  0.0000000,
 -1.0000000,  0.0000000,  1.0000000,  1.0000000,
 -1.0000000,  1.0000000, -1.0000000, -1.0000000,
 -1.0000000,  1.0000000, -1.0000000,  0.0000000,
 -1.0000000,  1.0000000, -1.0000000,  1.0000000,
 -1.0000000,  1.0000000,  0.0000000, -1.0000000,
 -1.0000000,  1.0000000,  0.0000000,  0.0000000,
 -1.0000000,  1.0000000,  0.0000000,  1.0000000,
 -1.0000000,  1.0000000,  1.0000000, -1.0000000,
 -1.0000000,  1.0000000,  1.0000000,  0.0000000,
 -1.0000000,  1.0000000,  1.0000000,  1.0000000,
  0.0000000, -1.0000000, -1.0000000, -1.0000000,
  0.0000000, -1.0000000, -1.0000000,  0.0000000,
  0.0000000, -1.0000000, -1.0000000,  1.0000000,
  0.0000000, -1.0000000,  0.0000000, -1.0000000,
  0.0000000, -1.0000000,  0.0000000,  0.0000000,
  0.0000000, -1.0000000,  0.0000000,  1.0000000,
  0.0000000, -1.0000000,  1.0000000, -1.0000000,
  0.0000000, -1.0000000,  1.0000000,  0.0000000,
  0.0000000, -1.0000000,  1.0000000,  1.0000000,
  0.0000000,  0.0000000, -1.0000000, -1.0000000,
  0.0000000,  0.0000000, -1.0000000,  0.0000000,
  0.0000000,  0.0000000, -1.0000000,  1.0000000,
  0.0000000,  0.0000000,  0.0000000, -1.0000000,
  0.0000000,  0.0000000,  0.0000000,  0.0000000,
  0.0000000,  0.0000000,  0.0000000,  1.0000000,
  0.0000000,  0.0000000,  1.0000000, -1.0000000,
  0.0000000,  0.0000000,  1.0000000,  0.0000000,
  0.0000000,  0.0000000,  1.0000000,  1.0000000,
  0.0000000,  1.0000000, -1.0000000, -1.0000000,
  0.0000000,  1.0000000, -1.0000000,  0.0000000,
  0.0000000,  1.0000000, -1.0000000,  1.0000000,
  0.0000000,  1.0000000,  0.0000000, -1.0000000,
  0.0000000,  1.0000000,  0.0000000,  0.0000000,
  0.0000000,  1.0000000,  0.0000000,  1.0000000,
  0.0000000,  1.0000000,  1.0000000, -1.0000000,
  0.0000000,  1.0000000,  1.0000000,  0.0000000,
  0.0000000,  1.0000000,  1.0000000,  1.0000000,
  1.0000000, -1.0000000, -1.0000000, -1.0000000,
  1.0000000, -1.0000000, -1.0000000,  0.0000000,
  1.0000000, -1.0000000, -1.0000000,  1.0000000,
  1.0000000, -1.0000000,  0.0000000, -1.0000000,
  1.0000000, -1.0000000,  0.0000000,  0.0000000,
  1.0000000, -1.0000000,  0.0000000,  1.0000000,
  1.0000000, -1.0000000,  1.0000000, -1.0000000,
  1.0000000, -1.0000000,  1.0000000,  0.0000000,
  1.0000000, -1.0000000,  1.0000000,  1.0000000,
  1.0000000,  0.0000000, -1.0000000, -1.0000000,
  1.0000000,  0.0000000, -1.0000000,  0.0000000,
  1.0000000,  0.0000000, -1.0000000,  1.0000000,
  1.0000000,  0.0000000,  0.0000000, -1.0000000,
  1.0000000,  0.0000000,  0.0000000,  0.0000000,
  1.0000000,  0.0000000,  0.0000000,  1.0000000,
  1.0000000,  0.0000000,  1.0000000, -1.0000000,
  1.0000000,  0.0000000,  1.0000000,  0.0000000,
  1.0000000,  0.0000000,  1.0000000,  1.0000000,
  1.0000000,  1.0000000, -1.0000000, -1.0000000,
  1.0000000,  1.0000000, -1.0000000,  0.0000000,
  1.0000000,  1.0000000, -1.0000000,  1.0000000,
  1.0000000,  1.0000000,  0.0000000, -1.0000000,
  1.0000000,  1.0000000,  0.0000000,  0.0000000,
  1.0000000,  1.0000000,  0.0000000,  1.0000000,
  1.0000000,  1.0000000,  1.0000000, -1.0000000,
  1.0000000,  1.0000000,  1.0000000,  0.0000000,
  1.0000000,  1.0000000,  1.0000000,  1.0000000,
};

static const DECLARE_ALIGNED(16, float, codebook_vector2)[324] = {
  0.0000000,  0.0000000,  0.0000000,  0.0000000,
  0.0000000,  0.0000000,  0.0000000,  1.0000000,
  0.0000000,  0.0000000,  0.0000000,  2.5198421,
  0.0000000,  0.0000000,  1.0000000,  0.0000000,
  0.0000000,  0.0000000,  1.0000000,  1.0000000,
  0.0000000,  0.0000000,  1.0000000,  2.5198421,
  0.0000000,  0.0000000,  2.5198421,  0.0000000,
  0.0000000,  0.0000000,  2.5198421,  1.0000000,
  0.0000000,  0.0000000,  2.5198421,  2.5198421,
  0.0000000,  1.0000000,  0.0000000,  0.0000000,
  0.0000000,  1.0000000,  0.0000000,  1.0000000,
  0.0000000,  1.0000000,  0.0000000,  2.5198421,
  0.0000000,  1.0000000,  1.0000000,  0.0000000,
  0.0000000,  1.0000000,  1.0000000,  1.0000000,
  0.0000000,  1.0000000,  1.0000000,  2.5198421,
  0.0000000,  1.0000000,  2.5198421,  0.0000000,
  0.0000000,  1.0000000,  2.5198421,  1.0000000,
  0.0000000,  1.0000000,  2.5198421,  2.5198421,
  0.0000000,  2.5198421,  0.0000000,  0.0000000,
  0.0000000,  2.5198421,  0.0000000,  1.0000000,
  0.0000000,  2.5198421,  0.0000000,  2.5198421,
  0.0000000,  2.5198421,  1.0000000,  0.0000000,
  0.0000000,  2.5198421,  1.0000000,  1.0000000,
  0.0000000,  2.5198421,  1.0000000,  2.5198421,
  0.0000000,  2.5198421,  2.5198421,  0.0000000,
  0.0000000,  2.5198421,  2.5198421,  1.0000000,
  0.0000000,  2.5198421,  2.5198421,  2.5198421,
  1.0000000,  0.0000000,  0.0000000,  0.0000000,
  1.0000000,  0.0000000,  0.0000000,  1.0000000,
  1.0000000,  0.0000000,  0.0000000,  2.5198421,
  1.0000000,  0.0000000,  1.0000000,  0.0000000,
  1.0000000,  0.0000000,  1.0000000,  1.0000000,
  1.0000000,  0.0000000,  1.0000000,  2.5198421,
  1.0000000,  0.0000000,  2.5198421,  0.0000000,
  1.0000000,  0.0000000,  2.5198421,  1.0000000,
  1.0000000,  0.0000000,  2.5198421,  2.5198421,
  1.0000000,  1.0000000,  0.0000000,  0.0000000,
  1.0000000,  1.0000000,  0.0000000,  1.0000000,
  1.0000000,  1.0000000,  0.0000000,  2.5198421,
  1.0000000,  1.0000000,  1.0000000,  0.0000000,
  1.0000000,  1.0000000,  1.0000000,  1.0000000,
  1.0000000,  1.0000000,  1.0000000,  2.5198421,
  1.0000000,  1.0000000,  2.5198421,  0.0000000,
  1.0000000,  1.0000000,  2.5198421,  1.0000000,
  1.0000000,  1.0000000,  2.5198421,  2.5198421,
  1.0000000,  2.5198421,  0.0000000,  0.0000000,
  1.0000000,  2.5198421,  0.0000000,  1.0000000,
  1.0000000,  2.5198421,  0.0000000,  2.5198421,
  1.0000000,  2.5198421,  1.0000000,  0.0000000,
  1.0000000,  2.5198421,  1.0000000,  1.0000000,
  1.0000000,  2.5198421,  1.0000000,  2.5198421,
  1.0000000,  2.5198421,  2.5198421,  0.0000000,
  1.0000000,  2.5198421,  2.5198421,  1.0000000,
  1.0000000,  2.5198421,  2.5198421,  2.5198421,
  2.5198421,  0.0000000,  0.0000000,  0.0000000,
  2.5198421,  0.0000000,  0.0000000,  1.0000000,
  2.5198421,  0.0000000,  0.0000000,  2.5198421,
  2.5198421,  0.0000000,  1.0000000,  0.0000000,
  2.5198421,  0.0000000,  1.0000000,  1.0000000,
  2.5198421,  0.0000000,  1.0000000,  2.5198421,
  2.5198421,  0.0000000,  2.5198421,  0.0000000,
  2.5198421,  0.0000000,  2.5198421,  1.0000000,
  2.5198421,  0.0000000,  2.5198421,  2.5198421,
  2.5198421,  1.0000000,  0.0000000,  0.0000000,
  2.5198421,  1.0000000,  0.0000000,  1.0000000,
  2.5198421,  1.0000000,  0.0000000,  2.5198421,
  2.5198421,  1.0000000,  1.0000000,  0.0000000,
  2.5198421,  1.0000000,  1.0000000,  1.0000000,
  2.5198421,  1.0000000,  1.0000000,  2.5198421,
  2.5198421,  1.0000000,  2.5198421,  0.0000000,
  2.5198421,  1.0000000,  2.5198421,  1.0000000,
  2.5198421,  1.0000000,  2.5198421,  2.5198421,
  2.5198421,  2.5198421,  0.0000000,  0.0000000,
  2.5198421,  2.5198421,  0.0000000,  1.0000000,
  2.5198421,  2.5198421,  0.0000000,  2.5198421,
  2.5198421,  2.5198421,  1.0000000,  0.0000000,
  2.5198421,  2.5198421,  1.0000000,  1.0000000,
  2.5198421,  2.5198421,  1.0000000,  2.5198421,
  2.5198421,  2.5198421,  2.5198421,  0.0000000,
  2.5198421,  2.5198421,  2.5198421,  1.0000000,
  2.5198421,  2.5198421,  2.5198421,  2.5198421,
};

static const DECLARE_ALIGNED(16, float, codebook_vector4)[162] = {
 -6.3496042, -6.3496042, -6.3496042, -4.3267487,
 -6.3496042, -2.5198421, -6.3496042, -1.0000000,
 -6.3496042,  0.0000000, -6.3496042,  1.0000000,
 -6.3496042,  2.5198421, -6.3496042,  4.3267487,
 -6.3496042,  6.3496042, -4.3267487, -6.3496042,
 -4.3267487, -4.3267487, -4.3267487, -2.5198421,
 -4.3267487, -1.0000000, -4.3267487,  0.0000000,
 -4.3267487,  1.0000000, -4.3267487,  2.5198421,
 -4.3267487,  4.3267487, -4.3267487,  6.3496042,
 -2.5198421, -6.3496042, -2.5198421, -4.3267487,
 -2.5198421, -2.5198421, -2.5198421, -1.0000000,
 -2.5198421,  0.0000000, -2.5198421,  1.0000000,
 -2.5198421,  2.5198421, -2.5198421,  4.3267487,
 -2.5198421,  6.3496042, -1.0000000, -6.3496042,
 -1.0000000, -4.3267487, -1.0000000, -2.5198421,
 -1.0000000, -1.0000000, -1.0000000,  0.0000000,
 -1.0000000,  1.0000000, -1.0000000,  2.5198421,
 -1.0000000,  4.3267487, -1.0000000,  6.3496042,
  0.0000000, -6.3496042,  0.0000000, -4.3267487,
  0.0000000, -2.5198421,  0.0000000, -1.0000000,
  0.0000000,  0.0000000,  0.0000000,  1.0000000,
  0.0000000,  2.5198421,  0.0000000,  4.3267487,
  0.0000000,  6.3496042,  1.0000000, -6.3496042,
  1.0000000, -4.3267487,  1.0000000, -2.5198421,
  1.0000000, -1.0000000,  1.0000000,  0.0000000,
  1.0000000,  1.0000000,  1.0000000,  2.5198421,
  1.0000000,  4.3267487,  1.0000000,  6.3496042,
  2.5198421, -6.3496042,  2.5198421, -4.3267487,
  2.5198421, -2.5198421,  2.5198421, -1.0000000,
  2.5198421,  0.0000000,  2.5198421,  1.0000000,
  2.5198421,  2.5198421,  2.5198421,  4.3267487,
  2.5198421,  6.3496042,  4.3267487, -6.3496042,
  4.3267487, -4.3267487,  4.3267487, -2.5198421,
  4.3267487, -1.0000000,  4.3267487,  0.0000000,
  4.3267487,  1.0000000,  4.3267487,  2.5198421,
  4.3267487,  4.3267487,  4.3267487,  6.3496042,
  6.3496042, -6.3496042,  6.3496042, -4.3267487,
  6.3496042, -2.5198421,  6.3496042, -1.0000000,
  6.3496042,  0.0000000,  6.3496042,  1.0000000,
  6.3496042,  2.5198421,  6.3496042,  4.3267487,
  6.3496042,  6.3496042,
};

static const DECLARE_ALIGNED(16, float, codebook_vector6)[128] = {
  0.0000000,  0.0000000,  0.0000000,  1.0000000,
  0.0000000,  2.5198421,  0.0000000,  4.3267487,
  0.0000000,  6.3496042,  0.0000000,  8.5498797,
  0.0000000, 10.9027236,  0.0000000, 13.3905183,
  1.0000000,  0.0000000,  1.0000000,  1.0000000,
  1.0000000,  2.5198421,  1.0000000,  4.3267487,
  1.0000000,  6.3496042,  1.0000000,  8.5498797,
  1.0000000, 10.9027236,  1.0000000, 13.3905183,
  2.5198421,  0.0000000,  2.5198421,  1.0000000,
  2.5198421,  2.5198421,  2.5198421,  4.3267487,
  2.5198421,  6.3496042,  2.5198421,  8.5498797,
  2.5198421, 10.9027236,  2.5198421, 13.3905183,
  4.3267487,  0.0000000,  4.3267487,  1.0000000,
  4.3267487,  2.5198421,  4.3267487,  4.3267487,
  4.3267487,  6.3496042,  4.3267487,  8.5498797,
  4.3267487, 10.9027236,  4.3267487, 13.3905183,
  6.3496042,  0.0000000,  6.3496042,  1.0000000,
  6.3496042,  2.5198421,  6.3496042,  4.3267487,
  6.3496042,  6.3496042,  6.3496042,  8.5498797,
  6.3496042, 10.9027236,  6.3496042, 13.3905183,
  8.5498797,  0.0000000,  8.5498797,  1.0000000,
  8.5498797,  2.5198421,  8.5498797,  4.3267487,
  8.5498797,  6.3496042,  8.5498797,  8.5498797,
  8.5498797, 10.9027236,  8.5498797, 13.3905183,
 10.9027236,  0.0000000, 10.9027236,  1.0000000,
 10.9027236,  2.5198421, 10.9027236,  4.3267487,
 10.9027236,  6.3496042, 10.9027236,  8.5498797,
 10.9027236, 10.9027236, 10.9027236, 13.3905183,
 13.3905183,  0.0000000, 13.3905183,  1.0000000,
 13.3905183,  2.5198421, 13.3905183,  4.3267487,
 13.3905183,  6.3496042, 13.3905183,  8.5498797,
 13.3905183, 10.9027236, 13.3905183, 13.3905183,
};

static const DECLARE_ALIGNED(16, float, codebook_vector8)[338] = {
  0.0000000,  0.0000000,  0.0000000,  1.0000000,
  0.0000000,  2.5198421,  0.0000000,  4.3267487,
  0.0000000,  6.3496042,  0.0000000,  8.5498797,
  0.0000000, 10.9027236,  0.0000000, 13.3905183,
  0.0000000, 16.0000000,  0.0000000, 18.7207544,
  0.0000000, 21.5443469,  0.0000000, 24.4637810,
  0.0000000, 27.4731418,  1.0000000,  0.0000000,
  1.0000000,  1.0000000,  1.0000000,  2.5198421,
  1.0000000,  4.3267487,  1.0000000,  6.3496042,
  1.0000000,  8.5498797,  1.0000000, 10.9027236,
  1.0000000, 13.3905183,  1.0000000, 16.0000000,
  1.0000000, 18.7207544,  1.0000000, 21.5443469,
  1.0000000, 24.4637810,  1.0000000, 27.4731418,
  2.5198421,  0.0000000,  2.5198421,  1.0000000,
  2.5198421,  2.5198421,  2.5198421,  4.3267487,
  2.5198421,  6.3496042,  2.5198421,  8.5498797,
  2.5198421, 10.9027236,  2.5198421, 13.3905183,
  2.5198421, 16.0000000,  2.5198421, 18.7207544,
  2.5198421, 21.5443469,  2.5198421, 24.4637810,
  2.5198421, 27.4731418,  4.3267487,  0.0000000,
  4.3267487,  1.0000000,  4.3267487,  2.5198421,
  4.3267487,  4.3267487,  4.3267487,  6.3496042,
  4.3267487,  8.5498797,  4.3267487, 10.9027236,
  4.3267487, 13.3905183,  4.3267487, 16.0000000,
  4.3267487, 18.7207544,  4.3267487, 21.5443469,
  4.3267487, 24.4637810,  4.3267487, 27.4731418,
  6.3496042,  0.0000000,  6.3496042,  1.0000000,
  6.3496042,  2.5198421,  6.3496042,  4.3267487,
  6.3496042,  6.3496042,  6.3496042,  8.5498797,
  6.3496042, 10.9027236,  6.3496042, 13.3905183,
  6.3496042, 16.0000000,  6.3496042, 18.7207544,
  6.3496042, 21.5443469,  6.3496042, 24.4637810,
  6.3496042, 27.4731418,  8.5498797,  0.0000000,
  8.5498797,  1.0000000,  8.5498797,  2.5198421,
  8.5498797,  4.3267487,  8.5498797,  6.3496042,
  8.5498797,  8.5498797,  8.5498797, 10.9027236,
  8.5498797, 13.3905183,  8.5498797, 16.0000000,
  8.5498797, 18.7207544,  8.5498797, 21.5443469,
  8.5498797, 24.4637810,  8.5498797, 27.4731418,
 10.9027236,  0.0000000, 10.9027236,  1.0000000,
 10.9027236,  2.5198421, 10.9027236,  4.3267487,
 10.9027236,  6.3496042, 10.9027236,  8.5498797,
 10.9027236, 10.9027236, 10.9027236, 13.3905183,
 10.9027236, 16.0000000, 10.9027236, 18.7207544,
 10.9027236, 21.5443469, 10.9027236, 24.4637810,
 10.9027236, 27.4731418, 13.3905183,  0.0000000,
 13.3905183,  1.0000000, 13.3905183,  2.5198421,
 13.3905183,  4.3267487, 13.3905183,  6.3496042,
 13.3905183,  8.5498797, 13.3905183, 10.9027236,
 13.3905183, 13.3905183, 13.3905183, 16.0000000,
 13.3905183, 18.7207544, 13.3905183, 21.5443469,
 13.3905183, 24.4637810, 13.3905183, 27.4731418,
 16.0000000,  0.0000000, 16.0000000,  1.0000000,
 16.0000000,  2.5198421, 16.0000000,  4.3267487,
 16.0000000,  6.3496042, 16.0000000,  8.5498797,
 16.0000000, 10.9027236, 16.0000000, 13.3905183,
 16.0000000, 16.0000000, 16.0000000, 18.7207544,
 16.0000000, 21.5443469, 16.0000000, 24.4637810,
 16.0000000, 27.4731418, 18.7207544,  0.0000000,
 18.7207544,  1.0000000, 18.7207544,  2.5198421,
 18.7207544,  4.3267487, 18.7207544,  6.3496042,
 18.7207544,  8.5498797, 18.7207544, 10.9027236,
 18.7207544, 13.3905183, 18.7207544, 16.0000000,
 18.7207544, 18.7207544, 18.7207544, 21.5443469,
 18.7207544, 24.4637810, 18.7207544, 27.4731418,
 21.5443469,  0.0000000, 21.5443469,  1.0000000,
 21.5443469,  2.5198421, 21.5443469,  4.3267487,
 21.5443469,  6.3496042, 21.5443469,  8.5498797,
 21.5443469, 10.9027236, 21.5443469, 13.3905183,
 21.5443469, 16.0000000, 21.5443469, 18.7207544,
 21.5443469, 21.5443469, 21.5443469, 24.4637810,
 21.5443469, 27.4731418, 24.4637810,  0.0000000,
 24.4637810,  1.0000000, 24.4637810,  2.5198421,
 24.4637810,  4.3267487, 24.4637810,  6.3496042,
 24.4637810,  8.5498797, 24.4637810, 10.9027236,
 24.4637810, 13.3905183, 24.4637810, 16.0000000,
 24.4637810, 18.7207544, 24.4637810, 21.5443469,
 24.4637810, 24.4637810, 24.4637810, 27.4731418,
 27.4731418,  0.0000000, 27.4731418,  1.0000000,
 27.4731418,  2.5198421, 27.4731418,  4.3267487,
 27.4731418,  6.3496042, 27.4731418,  8.5498797,
 27.4731418, 10.9027236, 27.4731418, 13.3905183,
 27.4731418, 16.0000000, 27.4731418, 18.7207544,
 27.4731418, 21.5443469, 27.4731418, 24.4637810,
 27.4731418, 27.4731418,
};

static const DECLARE_ALIGNED(16, float, codebook_vector10)[578] = {
  0.0000000,  0.0000000,  0.0000000,  1.0000000,
  0.0000000,  2.5198421,  0.0000000,  4.3267487,
  0.0000000,  6.3496042,  0.0000000,  8.5498797,
  0.0000000, 10.9027236,  0.0000000, 13.3905183,
  0.0000000, 16.0000000,  0.0000000, 18.7207544,
  0.0000000, 21.5443469,  0.0000000, 24.4637810,
  0.0000000, 27.4731418,  0.0000000, 30.5673509,
  0.0000000, 33.7419917,  0.0000000, 36.9931811,
  0.0000000,      64.0f,  1.0000000,  0.0000000,
  1.0000000,  1.0000000,  1.0000000,  2.5198421,
  1.0000000,  4.3267487,  1.0000000,  6.3496042,
  1.0000000,  8.5498797,  1.0000000, 10.9027236,
  1.0000000, 13.3905183,  1.0000000, 16.0000000,
  1.0000000, 18.7207544,  1.0000000, 21.5443469,
  1.0000000, 24.4637810,  1.0000000, 27.4731418,
  1.0000000, 30.5673509,  1.0000000, 33.7419917,
  1.0000000, 36.9931811,  1.0000000,      64.0f,
  2.5198421,  0.0000000,  2.5198421,  1.0000000,
  2.5198421,  2.5198421,  2.5198421,  4.3267487,
  2.5198421,  6.3496042,  2.5198421,  8.5498797,
  2.5198421, 10.9027236,  2.5198421, 13.3905183,
  2.5198421, 16.0000000,  2.5198421, 18.7207544,
  2.5198421, 21.5443469,  2.5198421, 24.4637810,
  2.5198421, 27.4731418,  2.5198421, 30.5673509,
  2.5198421, 33.7419917,  2.5198421, 36.9931811,
  2.5198421,      64.0f,  4.3267487,  0.0000000,
  4.3267487,  1.0000000,  4.3267487,  2.5198421,
  4.3267487,  4.3267487,  4.3267487,  6.3496042,
  4.3267487,  8.5498797,  4.3267487, 10.9027236,
  4.3267487, 13.3905183,  4.3267487, 16.0000000,
  4.3267487, 18.7207544,  4.3267487, 21.5443469,
  4.3267487, 24.4637810,  4.3267487, 27.4731418,
  4.3267487, 30.5673509,  4.3267487, 33.7419917,
  4.3267487, 36.9931811,  4.3267487,      64.0f,
  6.3496042,  0.0000000,  6.3496042,  1.0000000,
  6.3496042,  2.5198421,  6.3496042,  4.3267487,
  6.3496042,  6.3496042,  6.3496042,  8.5498797,
  6.3496042, 10.9027236,  6.3496042, 13.3905183,
  6.3496042, 16.0000000,  6.3496042, 18.7207544,
  6.3496042, 21.5443469,  6.3496042, 24.4637810,
  6.3496042, 27.4731418,  6.3496042, 30.5673509,
  6.3496042, 33.7419917,  6.3496042, 36.9931811,
  6.3496042,      64.0f,  8.5498797,  0.0000000,
  8.5498797,  1.0000000,  8.5498797,  2.5198421,
  8.5498797,  4.3267487,  8.5498797,  6.3496042,
  8.5498797,  8.5498797,  8.5498797, 10.9027236,
  8.5498797, 13.3905183,  8.5498797, 16.0000000,
  8.5498797, 18.7207544,  8.5498797, 21.5443469,
  8.5498797, 24.4637810,  8.5498797, 27.4731418,
  8.5498797, 30.5673509,  8.5498797, 33.7419917,
  8.5498797, 36.9931811,  8.5498797,      64.0f,
 10.9027236,  0.0000000, 10.9027236,  1.0000000,
 10.9027236,  2.5198421, 10.9027236,  4.3267487,
 10.9027236,  6.3496042, 10.9027236,  8.5498797,
 10.9027236, 10.9027236, 10.9027236, 13.3905183,
 10.9027236, 16.0000000, 10.9027236, 18.7207544,
 10.9027236, 21.5443469, 10.9027236, 24.4637810,
 10.9027236, 27.4731418, 10.9027236, 30.5673509,
 10.9027236, 33.7419917, 10.9027236, 36.9931811,
 10.9027236,      64.0f, 13.3905183,  0.0000000,
 13.3905183,  1.0000000, 13.3905183,  2.5198421,
 13.3905183,  4.3267487, 13.3905183,  6.3496042,
 13.3905183,  8.5498797, 13.3905183, 10.9027236,
 13.3905183, 13.3905183, 13.3905183, 16.0000000,
 13.3905183, 18.7207544, 13.3905183, 21.5443469,
 13.3905183, 24.4637810, 13.3905183, 27.4731418,
 13.3905183, 30.5673509, 13.3905183, 33.7419917,
 13.3905183, 36.9931811, 13.3905183,      64.0f,
 16.0000000,  0.0000000, 16.0000000,  1.0000000,
 16.0000000,  2.5198421, 16.0000000,  4.3267487,
 16.0000000,  6.3496042, 16.0000000,  8.5498797,
 16.0000000, 10.9027236, 16.0000000, 13.3905183,
 16.0000000, 16.0000000, 16.0000000, 18.7207544,
 16.0000000, 21.5443469, 16.0000000, 24.4637810,
 16.0000000, 27.4731418, 16.0000000, 30.5673509,
 16.0000000, 33.7419917, 16.0000000, 36.9931811,
 16.0000000,      64.0f, 18.7207544,  0.0000000,
 18.7207544,  1.0000000, 18.7207544,  2.5198421,
 18.7207544,  4.3267487, 18.7207544,  6.3496042,
 18.7207544,  8.5498797, 18.7207544, 10.9027236,
 18.7207544, 13.3905183, 18.7207544, 16.0000000,
 18.7207544, 18.7207544, 18.7207544, 21.5443469,
 18.7207544, 24.4637810, 18.7207544, 27.4731418,
 18.7207544, 30.5673509, 18.7207544, 33.7419917,
 18.7207544, 36.9931811, 18.7207544,      64.0f,
 21.5443469,  0.0000000, 21.5443469,  1.0000000,
 21.5443469,  2.5198421, 21.5443469,  4.3267487,
 21.5443469,  6.3496042, 21.5443469,  8.5498797,
 21.5443469, 10.9027236, 21.5443469, 13.3905183,
 21.5443469, 16.0000000, 21.5443469, 18.7207544,
 21.5443469, 21.5443469, 21.5443469, 24.4637810,
 21.5443469, 27.4731418, 21.5443469, 30.5673509,
 21.5443469, 33.7419917, 21.5443469, 36.9931811,
 21.5443469,      64.0f, 24.4637810,  0.0000000,
 24.4637810,  1.0000000, 24.4637810,  2.5198421,
 24.4637810,  4.3267487, 24.4637810,  6.3496042,
 24.4637810,  8.5498797, 24.4637810, 10.9027236,
 24.4637810, 13.3905183, 24.4637810, 16.0000000,
 24.4637810, 18.7207544, 24.4637810, 21.5443469,
 24.4637810, 24.4637810, 24.4637810, 27.4731418,
 24.4637810, 30.5673509, 24.4637810, 33.7419917,
 24.4637810, 36.9931811, 24.4637810,      64.0f,
 27.4731418,  0.0000000, 27.4731418,  1.0000000,
 27.4731418,  2.5198421, 27.4731418,  4.3267487,
 27.4731418,  6.3496042, 27.4731418,  8.5498797,
 27.4731418, 10.9027236, 27.4731418, 13.3905183,
 27.4731418, 16.0000000, 27.4731418, 18.7207544,
 27.4731418, 21.5443469, 27.4731418, 24.4637810,
 27.4731418, 27.4731418, 27.4731418, 30.5673509,
 27.4731418, 33.7419917, 27.4731418, 36.9931811,
 27.4731418,      64.0f, 30.5673509,  0.0000000,
 30.5673509,  1.0000000, 30.5673509,  2.5198421,
 30.5673509,  4.3267487, 30.5673509,  6.3496042,
 30.5673509,  8.5498797, 30.5673509, 10.9027236,
 30.5673509, 13.3905183, 30.5673509, 16.0000000,
 30.5673509, 18.7207544, 30.5673509, 21.5443469,
 30.5673509, 24.4637810, 30.5673509, 27.4731418,
 30.5673509, 30.5673509, 30.5673509, 33.7419917,
 30.5673509, 36.9931811, 30.5673509,      64.0f,
 33.7419917,  0.0000000, 33.7419917,  1.0000000,
 33.7419917,  2.5198421, 33.7419917,  4.3267487,
 33.7419917,  6.3496042, 33.7419917,  8.5498797,
 33.7419917, 10.9027236, 33.7419917, 13.3905183,
 33.7419917, 16.0000000, 33.7419917, 18.7207544,
 33.7419917, 21.5443469, 33.7419917, 24.4637810,
 33.7419917, 27.4731418, 33.7419917, 30.5673509,
 33.7419917, 33.7419917, 33.7419917, 36.9931811,
 33.7419917,      64.0f, 36.9931811,  0.0000000,
 36.9931811,  1.0000000, 36.9931811,  2.5198421,
 36.9931811,  4.3267487, 36.9931811,  6.3496042,
 36.9931811,  8.5498797, 36.9931811, 10.9027236,
 36.9931811, 13.3905183, 36.9931811, 16.0000000,
 36.9931811, 18.7207544, 36.9931811, 21.5443469,
 36.9931811, 24.4637810, 36.9931811, 27.4731418,
 36.9931811, 30.5673509, 36.9931811, 33.7419917,
 36.9931811, 36.9931811, 36.9931811,      64.0f,
      64.0f,  0.0000000,      64.0f,  1.0000000,
      64.0f,  2.5198421,      64.0f,  4.3267487,
      64.0f,  6.3496042,      64.0f,  8.5498797,
      64.0f, 10.9027236,      64.0f, 13.3905183,
      64.0f, 16.0000000,      64.0f, 18.7207544,
      64.0f, 21.5443469,      64.0f, 24.4637810,
      64.0f, 27.4731418,      64.0f, 30.5673509,
      64.0f, 33.7419917,      64.0f, 36.9931811,
      64.0f,      64.0f,
};

const float * const ff_aac_codebook_vectors[] = {
    codebook_vector0, codebook_vector0, codebook_vector2,
    codebook_vector2, codebook_vector4, codebook_vector4,
    codebook_vector6, codebook_vector6, codebook_vector8,
    codebook_vector8, codebook_vector10,
};

static const float codebook_vector0_vals[] = {
   -1.0000000,  0.0000000,  1.0000000
};

/*
 * bits  0:1, 2:3, 4:5, 6:7  index into _vals array
 *       8:11                number of non-zero values
 *      12:15                bit mask of non-zero values
 */
static const uint16_t codebook_vector02_idx[] = {
    0x0000, 0x8140, 0x8180, 0x4110, 0xc250, 0xc290, 0x4120, 0xc260, 0xc2a0,
    0x2104, 0xa244, 0xa284, 0x6214, 0xe354, 0xe394, 0x6224, 0xe364, 0xe3a4,
    0x2108, 0xa248, 0xa288, 0x6218, 0xe358, 0xe398, 0x6228, 0xe368, 0xe3a8,
    0x1101, 0x9241, 0x9281, 0x5211, 0xd351, 0xd391, 0x5221, 0xd361, 0xd3a1,
    0x3205, 0xb345, 0xb385, 0x7315, 0xf455, 0xf495, 0x7325, 0xf465, 0xf4a5,
    0x3209, 0xb349, 0xb389, 0x7319, 0xf459, 0xf499, 0x7329, 0xf469, 0xf4a9,
    0x1102, 0x9242, 0x9282, 0x5212, 0xd352, 0xd392, 0x5222, 0xd362, 0xd3a2,
    0x3206, 0xb346, 0xb386, 0x7316, 0xf456, 0xf496, 0x7326, 0xf466, 0xf4a6,
    0x320a, 0xb34a, 0xb38a, 0x731a, 0xf45a, 0xf49a, 0x732a, 0xf46a, 0xf4aa,
};

static const float codebook_vector4_vals[] = {
   -6.3496042, -4.3267487,
   -2.5198421, -1.0000000,
    0.0000000,  1.0000000,
    2.5198421,  4.3267487,
    6.3496042,
};

/*
 * bits  0:3, 4:7  index into _vals array
 */
static const uint16_t codebook_vector4_idx[] = {
    0x0000, 0x0010, 0x0020, 0x0030, 0x0040, 0x0050, 0x0060, 0x0070, 0x0080,
    0x0001, 0x0011, 0x0021, 0x0031, 0x0041, 0x0051, 0x0061, 0x0071, 0x0081,
    0x0002, 0x0012, 0x0022, 0x0032, 0x0042, 0x0052, 0x0062, 0x0072, 0x0082,
    0x0003, 0x0013, 0x0023, 0x0033, 0x0043, 0x0053, 0x0063, 0x0073, 0x0083,
    0x0004, 0x0014, 0x0024, 0x0034, 0x0044, 0x0054, 0x0064, 0x0074, 0x0084,
    0x0005, 0x0015, 0x0025, 0x0035, 0x0045, 0x0055, 0x0065, 0x0075, 0x0085,
    0x0006, 0x0016, 0x0026, 0x0036, 0x0046, 0x0056, 0x0066, 0x0076, 0x0086,
    0x0007, 0x0017, 0x0027, 0x0037, 0x0047, 0x0057, 0x0067, 0x0077, 0x0087,
    0x0008, 0x0018, 0x0028, 0x0038, 0x0048, 0x0058, 0x0068, 0x0078, 0x0088,
};

/*
 * bits  0:3, 4:7  index into _vals array
 *       8:11      number of non-zero values
 *      12:15      1: only second value non-zero
 *                 0: other cases
 */
static const uint16_t codebook_vector6_idx[] = {
    0x0000, 0x0110, 0x0120, 0x0130, 0x0140, 0x0150, 0x0160, 0x0170,
    0x1101, 0x0211, 0x0221, 0x0231, 0x0241, 0x0251, 0x0261, 0x0271,
    0x1102, 0x0212, 0x0222, 0x0232, 0x0242, 0x0252, 0x0262, 0x0272,
    0x1103, 0x0213, 0x0223, 0x0233, 0x0243, 0x0253, 0x0263, 0x0273,
    0x1104, 0x0214, 0x0224, 0x0234, 0x0244, 0x0254, 0x0264, 0x0274,
    0x1105, 0x0215, 0x0225, 0x0235, 0x0245, 0x0255, 0x0265, 0x0275,
    0x1106, 0x0216, 0x0226, 0x0236, 0x0246, 0x0256, 0x0266, 0x0276,
    0x1107, 0x0217, 0x0227, 0x0237, 0x0247, 0x0257, 0x0267, 0x0277,
};

/*
 * bits  0:3, 4:7  index into _vals array
 *       8:11      number of non-zero values
 *      12:15      1: only second value non-zero
 *                 0: other cases
 */
static const uint16_t codebook_vector8_idx[] = {
  0x0000, 0x0110, 0x0120, 0x0130, 0x0140, 0x0150, 0x0160,
  0x0170, 0x0180, 0x0190, 0x01a0, 0x01b0, 0x01c0,
  0x1101, 0x0211, 0x0221, 0x0231, 0x0241, 0x0251, 0x0261,
  0x0271, 0x0281, 0x0291, 0x02a1, 0x02b1, 0x02c1,
  0x1102, 0x0212, 0x0222, 0x0232, 0x0242, 0x0252, 0x0262,
  0x0272, 0x0282, 0x0292, 0x02a2, 0x02b2, 0x02c2,
  0x1103, 0x0213, 0x0223, 0x0233, 0x0243, 0x0253, 0x0263,
  0x0273, 0x0283, 0x0293, 0x02a3, 0x02b3, 0x02c3,