qisf_ns_tab.cpp

实现3GPP的GSM中AMR语音的CODECS。

/* ------------------------------------------------------------------
 * Copyright (C) 2008 PacketVideo
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 * -------------------------------------------------------------------
 */
/****************************************************************************************
Portions of this file are derived from the following 3GPP standard:

    3GPP TS 26.173
    ANSI-C code for the Adaptive Multi-Rate - Wideband (AMR-WB) speech codec
    Available from http://www.3gpp.org

(C) 2007, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC)
Permission to distribute, modify and use this file under the standard license
terms listed above has been obtained from the copyright holder.
****************************************************************************************/
/*
 *                         qisf_ns_tab.cpp
 *
 * Quantization tables for split by 5 VQ of ISFs for a background
 * noise database
 * Version whith no prediction
 */

/*----------------------------------------------------------------------------
; INCLUDES
----------------------------------------------------------------------------*/

#include "qisf_ns.h"


/* means of ISFs */
const int16 mean_isf_noise[ORDER] =
{

    478,  1100,  2213,  3267,  4219,  5222,  6198,  7240,
    8229,  9153, 10098, 11108, 12144, 13184, 14165,  3803
};


/* 28 bits */
/*
 *  isf codebooks:  split-by-5 VQ
 *
 *  codebook   vector dimension    number of vectors
 *  ~~~~~~~~   ~~~~~~~~~~~~~~~~    ~~~~~~~~~~~~~~~~~
 *     1            2                  64
 *     2            3                  64
 *     3            3                  64
 *     4            4                  32
 *     5            4                  32
 */

/*
 * 1st split:   isf0 to isf1
 */


const int16 dico1_isf_noise[SIZE_BK_NOISE1*2] =
{

    -269,  -673,
    -222,  -537,
    -233,  -430,
    -138,  -451,
    -212,  -331,
    -192,  -241,
    -87,  -231,
    -191,  -128,
    -70,  -106,
    -164,    -6,
    74,  -179,
    27,   -33,
    -102,    74,
    -162,   115,
    -94,   172,
    -6,   130,
    -143,   234,
    14,   218,
    -65,   270,
    88,   182,
    -124,   341,
    -44,   381,
    38,   335,
    117,   274,
    -112,   454,
    74,   431,
    -5,   488,
    175,   384,
    -83,   561,
    122,   529,
    21,   601,
    229,   481,
    231,   303,
    226,   608,
    300,   372,
    210,   187,
    306,   265,
    328,   473,
    382,   331,
    371,   132,
    139,    58,
    365,    21,
    250,   -82,
    443,   218,
    483,   110,
    426,   415,
    579,   222,
    518,   333,
    573,   448,
    455,   529,
    685,   329,
    332,   580,
    595,   593,
    468,   645,
    762,   517,
    326,   709,
    485,   793,
    130,   684,
    671,   737,
    354,   876,
    88,   806,
    -65,   706,
    -35,  1016,
    266,  1123
};


/*
 * 2nd split:   isf2 to isf4
 */

const int16 dico2_isf_noise[SIZE_BK_NOISE2*3] =
{

    -824,  -884,  -949,
    -805,  -456,  -418,
    -442,  -438,  -541,
    -217,  -578,  -793,
    -168,  -444,  -582,
    -287,  -492,  -274,
    -552,  -297,  -300,
    -163,  -333,  -358,
    -370,  -232,  -232,
    -175,  -358,  -159,
    -381,   -21,  -357,
    -184,  -159,  -162,
    -53,  -191,  -280,
    18,  -267,  -215,
    -138,    61,  -283,
    71,   -95,  -294,
    13,  -156,  -546,
    0,   -83,   -79,
    44,    97,  -316,
    178,   -52,  -213,
    222,  -261,  -422,
    237,  -118,   -44,
    141,   145,  -132,
    363,    81,  -287,
    213,    65,    34,
    -107,    94,    -5,
    91,   -29,   126,
    -355,    51,   -41,
    -219,   -76,   145,
    -63,   100,   244,
    -719,    44,    27,
    -572,  -124,   155,
    -423,   133,   315,
    -917,    71,   224,
    -268,   318,   131,
    -93,  -190,   420,
    -97,   122,   491,
    -79,   317,   355,
    130,   100,   325,
    86,  -293,   210,
    133,   258,   161,
    176,   -73,   465,
    195,   300,   384,
    348,    22,   221,
    376,   183,   409,
    377,   286,   202,
    242,   213,   659,
    257,   565,   248,
    344,   408,   -76,
    405,   440,   509,
    612,   385,   379,
    536,   607,   216,
    -56,   582,   192,
    100,   517,   567,
    -365,   448,   445,
    728,   347,    10,
    505,   357,   759,
    636,   582,   658,
    335,   517,   852,
    378,   809,   572,
    -195,   878,   829,
    529,   707,   987,
    918,   726,   392,
    1250,   997,  1063
};

/*
 * 3rd split:   isf5 to isf7
 */

const int16 dico3_isf_noise[SIZE_BK_NOISE3*3] =
{

    -805,  -838,  -774,
    -522,  -627,  -828,
    -477,  -486,  -603,
    -295,  -481,  -634,
    -366,  -384,  -393,
    -186,  -414,  -396,
    -237,  -394,  -106,
    -252,  -202,  -275,
    -61,  -177,  -442,
    -84,  -198,  -199,
    -179,  -125,   -31,
    -72,   -47,  -163,
    -298,  -220,   215,
    -64,  -168,   251,
    -133,   156,   -59,
    -30,    -2,   127,
    54,    66,   -61,
    -233,    21,   251,
    209,   -50,    32,
    33,   194,   136,
    -117,   -18,   475,
    202,    46,   309,
    256,   185,    53,
    35,   200,   390,
    200,   263,   242,
    -216,   302,   294,
    128,   358,     0,
    19,   431,   287,
    224,   447,   280,
    367,   165,   213,
    397,   314,   319,
    383,   379,    75,
    277,   325,   462,
    394,   505,   334,
    251,    98,  -213,
    450,   153,   448,
    565,   226,    76,
    470,   383,   502,
    635,   390,   278,
    237,   135,   620,
    342,   401,   649,
    331,   551,   518,
    130,   418,   592,
    531,   306,   737,
    729,   389,   580,
    497,   557,   699,
    296,   383,   874,
    283,   624,   759,
    126,   622,   476,
    559,   595,   472,
    382,   770,   616,
    719,   613,   745,
    540,   639,   928,
    517,   826,   801,
    684,   811,   604,
    752,   786,   857,
    933,   661,   350,
    694,   450,  1061,
    562,   911,  1051,
    824,   813,  1104,
    758,  1047,   882,
    1140,   917,   889,
    1039,  1246,  1426,
    1483,  1666,  1876
};

/*
 * 4th split:   isf8 to isf11
 */

const int16 dico4_isf_noise[SIZE_BK_NOISE4*4] =
{

    -776,  -854,  -891,  -920,
    -552,  -610,  -663,  -741,
    -321,  -370,  -476,  -565,
    274,  -160,  -456,   201,
    265,    67,  -160,  -306,
    -8,  -210,    79,   272,
    163,   236,   307,   308,
    578,   317,    64,   298,
    -9,   197,   342,   620,
    343,   232,   314,   622,
    173,   149,   548,   527,
    356,   370,   481,   376,
    135,   444,   488,   556,
    391,   471,   487,   653,
    228,   424,   576,   835,
    422,   372,   722,   682,
    295,   673,   693,   635,
    539,   596,   590,   449,
    475,   618,   659,   818,
    735,   517,   491,   673,
    602,   346,   257,   877,
    625,   635,   849,   720,
    727,   818,   698,   595,
    653,   481,   690,  1139,
    814,   762,   704,   908,
    507,   747,   898,   936,
    848,   855,   924,   785,
    646,  1037,   882,   795,
    772,   845,  1024,  1151,
    1133,   983,   818,   921,
    940,  1068,  1252,  1302,
    1588,  1767,  1718,  1513
};

/*
 * 5th split:   isf12 to isf15
 */

const int16 dico5_isf_noise[SIZE_BK_NOISE5*4] =
{
    -810,  -879,  -945,  -254,
    248,   184,   671,   128,
    288,   703,   918,    99,
    658,   558,   662,   219,
    552,   585,   910,   208,
    559,   804,   759,   119,
    606,   774,   921,  -139,
    782,   761,   748,   208,
    756,   708,   983,    56,
    544,   864,  1010,   152,
    737,   698,   987,   299,
    771,   924,   879,   103,
    536,   785,   961,   405,
    667,   916,   801,   328,
    738,   705,   773,   439,
    823,   871,   992,   355,
    640,  1004,  1052,   369,
    724,   822,   949,   597,
    415,   655,   729,   482,
    1009,   896,   793,   363,
    908,   803,   687,   -25,
    1016,   838,  1011,   189,
    947,  1112,   942,   222,
    914,  1049,   981,   527,
    956,   987,  1011,  -120,
    781,  1049,  1121,    92,
    1178,  1053,   884,    47,
    1123,  1059,  1182,   118,
    933,   972,  1277,   357,
    1109,   918,  1101,   503,
    1039,  1286,  1220,   317,
    1351,  1207,  1010,   326
};