lpc.c

AMR-NB 的编码实现,纯C, VC下建立工程即可用.

  -1253, -1589, 1081,
  -669, -1095, -66,
  -682, 320, -345,
  659, 305, 1069,
  -1292, -804, -19,
  -1635, -1291, 29,
  -1683, -497, 71,
  -287, -7, -100,
  -494, -962, -237,
  852, 1881, 1740,
  -1217, -1387, 227,
  -660, 302, 373,
  96, 1087, 1257,
  -1074, -1669, 160,
  485, 2076, 1798,
  -934, -220, 552,
  -596, -612, 237,
  336, 1720, 879,
  643, 629, 434,
  1267, 522, 1633,
  15, 244, -441,
  1475, 717, 184,
  1819, 1590, 1709,
  988, 261, 937,
  2093, 2345, 1520,
  2139, 1858, 1606,
  -577, -579, -1203,
  -956, 135, -488,
  -464, 51, -338,
  -629, -348, -723,
  1146, 2073, 1442,
  2192, 1466, 911,
  -1444, -1572, -2278,
  1400, 710, 1297,
  1335, 633, 928,
  1434, 2194, 2594,
  2422, 2204, 1881,
  982, 2242, 1854,
  380, 792, 1145,
  -63, -539, 414,
  -252, -964, -314,
  -1261, -683, -780,
  -831, -526, -1005,
  -1666, -1135, -424,
  -1611, -452, -299,
  1268, 1048, 642,
  1147, 853, 856,
  -675, -336, 139,
  2268, 1343, 1418,
  29, 768, 797,
  -1224, 423, 564,
  -1318, -1082, 245,
  -1302, -812, 573,
  -1298, -1617, 646,
  -968, 834, 723,
  993, 1652, 2027,
  -191, -817, 432,
  662, 60, 198,
  626, 997, 1330,
  1648, 1963, 1289,
  -1597, -93, -45,
  -1088, 37, -84,
  1653, 2607, 2337,
  1065, 2040, 2377,
  1139, 2326, 2118,
  859, 357, 1510,
  664, 1227, 1099,
  479, 1360, 912,
  1897, 1754, 2019,
  1168, 1909, 1784,
  399, 34, 256,
  -593, -304, -1053,
  547, 1694, 1407,
  647, -99, -341,
  1492, 1647, 1190,
  38, -644, -212,
  395, 846, 222,
  -704, -765, -716,
  -724, -1964, -2804,
  -150, 291, -82,
  1233, 1459, 1007,
  -140, -155, 153,
  439, 297, 1568,
  -1529, -410, -636,
  1536, 455, -237,
  -1328, -139, -260,
  531, 554, 868,
  269, 1264, 606,
  -233, 883, 463,
  742, 600, -120,
  -73, 421, 212,
  -439, -58, 804,
  -1286, -1241, 728,
  294, -490, 50,
  -591, -905, -1254,
  42, -687, 147,
  -25, 273, 596,
  -311, 1213, 601,
  -754, 849, 584,
  429, 607, 587,
  -602, -166, 461,
  -796, -823, 777,
  1380, 910, 1755,
  119, 1417, 972,
  -219, -880, -1596,
  -1049, -1010, 438,
  -713, -1379, 78,
  0, -447, -1179,
  -1136, -1319, -1573,
  2248, 1767, 1309,
  946, 1583, 1432,
  1150, 482, 436,
  -469, -1108, 618,
  -447, -966, 1088,
  -1252, -1515, -114,
  -1104, -2008, -579,
  210, 613, 497,
  -1975, -1437, 642,
  -1269, -856, 1011,
  -1646, -1185, 1063,
  -1555, -672, 1204,
  -1692, -1114, 623,
  -979, -1326, -1277,
  539, -147, 894,
  -1354, -897, -434,
  888, 475, 428,
  153, -384, 338,
  -1492, -511, 359,
  -974, -1115, -470,
  105, -550, 677,
  -937, -1145, 877,
  380, -260, 210,
  1685, 924, 1256,
  1775, 1190, 1095,
  1419, 631, 533,
  627, 299, -347,
  -411, -534, 647,
  -650, 29, -595,
  -378, -1367, 1563,
  1402, 1121, 1465,
  1089, 1410, 648,
  -2096, -1090, -6,
  311, -194, -869,
  -639, -831, 416,
  -1162, -1224, 1349,
  -1247, -941, 1813,
  -2193, -1987, 453,
  -619, -1367, -956,
  -1606, -1972, -1507,
  -1175, -1057, -1104,
  -377, 601, 201,
  1876, 825, 374,
  -430, -1323, 29,
  -1397, -1249, -1331,
  -1007, -1504, 960,
  -1401, -2009, 197,
  -1379, -1949, -236,
  -1077, 123, 422,
  615, 1269, 546,
  -306, 1526, 904,
  1194, 1788, 1177,
  -626, -884, -1526,
  199, 766, 1504,
  -1065, 862, 197,
  -1034, -1773, -887,
  -800, 145, 599,
  -1134, -519, 626,
  -1205, -1926, 500,
  -910, -1041, -1395,
  -1476, -1567, -969,
  -523, 842, 34,
  1794, 646, 862,
  -1207, -1888, -1002,
  -78, -9, -672,
  1044, 759, 80,
  -600, 1139, 1019,
  57, 2000, 1422,
  -833, 1414, 1121,
  -1202, 1630, 1260,
  -461, 1420, 1244,
  1537, 975, 253,
  -283, 324, -359,
  599, -195, 106,
  588, 62, -587,
  -757, 645, 205,
  51, 1201, 758,
  -1209, 673, -390,
  -624, 1581, 941,
  -151, 1023, 735,
  2820, 1301, 690,
  -302, 524, -99,
  -900, -1588, -1189,
  1084, 251, 238,
  2014, 1792, 1010,
  1245, 1633, 1741,
  -1227, -1540, -1208,
  -621, 456, -109,
  40, -65, 788,
  -805, -699, -1350,
  -583, 904, 832,
  -801, 532, 594,
  1972, 1408, 1351,
  -1177, -1880, -2114,
  -773, 568, 948,
  -1015, 1079, 1260,
  -1111, 482, -130,
  1778, 1044, 780,
  -1491, 245, 912,
  -316, -1141, -917,
  -536, -1442, -2346,
  -785, -1546, -1988,
  -2003, 257, 909,
  -1849, -633, -1209,
  -1538, -1918, -1054,
  1606, 2239, 1576,
  -567, -1500, -1544,
  -1279, 195, 1369,
  -817, 293, 1219,
  -525, 630, 1197,
  -1698, -2425, -1840,
  -303, 731, 747,
  -1169, -251, 269,
  -950, -75, 1684,
  -1182, -453, 1005,
  -1599, 585, 378,
  -2075, -571, -427,
  -529, -1159, -1171,
  -283, -205, -564,
  -796, 1246, 717,
  2277, 927, 539,
  -454, 559, 440,
  -717, 1460, 1615,
  -1030, 1052, 1610,
  -1169, -138, 847,
  226, 39, -612,
  -1251, -106, -729,
  -651, 968, 1302,
  -714, -636, 1727,
  353, 1069, 410,
  -798, -156, 1099,
  -574, 918, 446,
  -1310, 1012, 466,
  1408, 1591, 765,
  1429, 1380, 1757,
  1949, 1956, 2378,
  1578, 2047, 2148,
  916, 98, -7,
  1893, 1418, 2141,
  348, 1405, 1579,
  152, 1134, 1801,
  -267, 154, 1395,
  -1166, 469, 1054,
  -1142, -405, -1073,
  -1341, -2264, -1581,
  -364, 869, 1706,
  -1162, 549, 1550,
  -1225, -1932, -1666,
  -1485, -1977, -2055,
  -1727, -906, -98,
  -1897, 233, 1492,
  892, 108, -331,
  -1728, -1170, -1700,
  -1060, 1980, 1790,
  -1070, -1741, -1909,
  -11, 1539, 1317,
  -1600, 94, 497,
  421, 443, -197,
  -1578, -349, -994,
  -599, -539, 1140,
  -965, -1419, -129,
  -1341, 175, -447,
  -375, 1311, 2055,
  -371, -650, -307,
  -1073, 605, 365,
  -2057, -113, 430,
  652, 914, 967,
  -1012, -1586, -2323,
  1505, 1248, 559,
  262, -486, -401,
  -1727, 1342, 1546,
  50, 56, 432,
  -330, 119, -604,
  -1517, -1080, -810,
  946, 1127, 1055,
  -1400, -1703, -1712,
  -1270, -704, -1317,
  807, 1821, 1143,
  2760, 1606, 2171,
  1120, 409, -150,
  -147, 404, 959,
  2439, 1911, 2189,
  -906, -141, -866,
  -904, -142, -458,
  -557, -708, -1679,
  -830, -1431, -1583,
  -1842, -1346, -1086,
  -1604, -272, 915,
  -1196, 772, 1056,
  -638, -1234, -1897,
  -500, -81, -822,
  -1289, -1613, -735,
  -117, 785, 168,
  -1090, 1133, 922,
  -1096, -746, 1384,
  287, -547, -1063,
  -1376, -2201, -1204,
  -2176, -1570, -1757,
  -1511, -2241, -771,
  -1737, 1099, 830,
  -1588, 724, 1243,
  -1542, 693, 805,
  -1690, -240, 1665,
  -1700, -4, -668,
  2149, 816, 1042,
  -818, -1841, 22,
  -764, -507, 449,
  -1151, -617, 289,
  -843, -1596, -240,
  498, -234, -657,
  -752, 480, 1678,
  -319, -481, 193,
  -811, 171, -119,
  -2128, -202, -848,
  1717, 1140, 1700
};


/* third codebook from IS641 */

static Word16 dico3_lsf[] = {
  67, -17, 66, -12,
  -1690, -581, -104, -272,
  -1076, -1186, -1845, -376,
  -1140, -926, -420, -58,
  -259, -656, -1134, -553,
  1788, 1227, 455, 129,
  462, 441, -240, -528,
  840, 514, 130, -75,
  1114, 623, 153, 216,
  1068, 564, -6, -276,
  1119, 727, 190, -68,
  704, 306, 119, -264,
  329, 61, -100, 156,
  364, 123, 183, -208,
  -171, -123, 220, -65,
  -306, -62, 402, 17,
  -660, -938, -266, 0,
  385, 235, 276, 285,
  320, 268, -336, -200,
  -724, 17, -84, 381,
  -544, 429, 494, 519,
  -117, 288, 304, 329,
  643, 157, 701, 508,
  1200, 625, 796, 608,
  998, 421, 492, 632,
  1204, 780, 446, 132,
  1257, 844, 547, 449,
  829, 658, 541, 470,
  1132, 1258, 918, 639,
  547, 51, 423, 279,
  9, 392, 83, 94,
  542, 543, 229, -147,
  -198, 129, 194, -185,
  -863, -1321, -302, 30,
  -597, -629, -19, 114,
  -900, -1081, 466, 353,
  -1483, -1573, 15, -143,
  -1708, -2059, -751, 196,
  -1876, -2067, -642, -258,
  -2335, -1470, -450, -564,
  -584, -186, -872, -414,
  -1805, -988, -1125, -1310,
  -726, -1129, 28, 169,
  -1039, -864, -718, -246,
  484, 36, -233, -49,
  265, 67, 289, 467,
  178, 543, 810, 540,
  84, 282, 672, 703,
  -975, -777, 129, 287,
  -938, -227, 955, 595,
  -1617, -289, 836, 649,
  -1847, -215, 1106, 718,
  -2034, -1085, 650, 440,
  -2101, -529, 907, 575,
  -2011, -336, 670, 204,
  -2389, -692, 360, 137,
  -2156, -2204, -9, 280,
  -266, 119, 39, 193,
  78, -59, -120, 226,
  -975, -858, -781, -1095,
  -619, -413, -451, -842,
  -1216, -1321, -813, -883,
  -1376, -1615, -394, -428,
  -737, -1113, -549, -790,
  -880, -975, -967, -642,
  -985, -886, -1273, -1361,
  -473, -804, -1401, -1407,
  160, -265, -919, -275,
  -248, -250, -718, -380,
  97, -103, -375, -229,
  -415, -193, -135, -555,
  628, 361, 119, 216,
  579, 364, 391, 209,
  634, 522, -154, -148,
  526, 389, 170, 33,
  105, 267, 64, 380,
  -1503, -1000, -30, -369,
  -1070, 58, 647, 223,
  -1520, -291, 621, 307,
  -1531, 156, 762, 404,
  -2029, 141, 734, 499,
  -1849, -650, 306, 512,
  -187, -104, -59, 438,
  134, -230, 156, -186,
  -61, -260, -16, 10,
  -569, -3, -421, -297,
  -1725, -521, -346, 178,
  -1362, -59, -44, 157,
  -2146, -461, -470, -349,
  -2170, -1, -369, -121,
  -1579, -373, -900, -1015,
  -1117, -591, -613, -784,
  -561, 122, -75, -449,
  -4, -171, -123, -372,
  192, 168, -76, -132,
  252, -107, 340, 210,
  392, 509, 272, 181,
  -109, 145, 218, 119,
  -416, -263, 485, 265,
  -181, -8, -286, 226,
  -244, -218, 69, -290,
  -158, 191, -1, -64,
  -592, -90, 213, -96,
  255, 435, 178, -80,
  -369, -18, -33, -80,
  -42, 415, 140, -222,
  1143, 651, 649, 329,
  767, 556, 249, 235,
  948, 413, 442, 279,
  141, 339, 356, 557,
  -470, -170, 99, 237,
  -569, -800, 352, 565,
  282, 473, 470, 332,
  -199, -690, -1284, -917,
  -193, -426, -800, -1122,
  -26, -371, -490, -193,
  637, 595, 519, 330,
  408, -115, 79, 12,
  477, 87, -103, -376,
  -666, -347, -277, -291,
  -510, -481, 169, 297,
  -829, -738, -205, -171,
  -320, -540, 328, 283,
  -859, -958, 442, -2,
  556, 686, 130, 56,
  1383, 1012, 755, 427,
  612, 741, 628, 553,
  -339, -796, 134, 277,
  -633, -1085, -2, -246,
  -880, -1035, -1607, -1064,
  -994, -474, -1138, -488,
  -414, -795, 73, -206,
  -8, -139, 439, 204,
  -176, -578, 23, 131,
  -269, -757, -191, 245,
  -109, -338, 112, 316,
  120, -406, -118, 611,
  -180, -186, -645, 115,
  -173, 34, -518, -489,
  -151, 61, -583, -844,
  220, -138, -681, -1020,
  391, -17, -598, -321,
  157, -295, 129, 155,
  -926, -875, -987, 285,
  241, -83, -125, -125,
  620, 597, 432, 92,
  393, 78, 409, 61,
  -393, -739, -413, -748,
  83, 54, 361, 27,
  -1084, 130, -337, -694,
  -1565, 297, 318, -19,
  -1873, 36, 51, -317,
  -2323, -246, 231, -84,
  -2306, -783, 40, -179,
  -2233, -930, -474, -462,
  -754, -86, -288, -626,
  -2411, -455, -63, 171,
  -1099, -1094, -26, -143,
  -1193, -455, -406, -381,
  -605, -210, -96, -51,
  -580, -476, -276, -15,
  -1195, -634, -1203, -881,
  -378, -221, -669, -952,
  594, 178, -403, -676,
  763, 327, 601, 290,
  172, 300, 203, 157,
  -56, -336, 356, 24,
  -228, -296, -259, -29,
  -186, 263, 416, 14,
  -353, 373, -12, -216,
  257, 96, 174, 57,
  -1526, -616, -954, -499,
  -497, -152, -333, 125,
  105, 200, 179, -97,
  -331, -224, 765, 697,
  760, 256, 301, 59,
  455, -85, 204, 288,
  -514, 240, 251, -109,
  256, 417, -34, -413,
  101, 430, 384, 156,
  -31, -10, 206, 426,
  589, 145, 143, 71,
  808, 906, 333, 349,
  986, 938, 589, 331,
  1300, 824, 187, 509,
  1062, 653, 379, 466,
  1462, 937, 401, 274,
  787, 861, 265, 2,
  609, 553, 28, 305,
  926, 340, 106, 386,
  241, -267, -147, 225,
  -178, -534, 347, 502,
  -643, -381, 397, 30,
  -651, -733, -435, 398,
  -407, -726, -484, -248,
  -789, -914, -438, -476,
  -498, -390, 75, -295,
  -964, -590, -606, 150,
  -121, -49, -155, -78,
  935, 550, 389, 38,
  -321, 127, 424, 315,
  -285, -113, 283, 259,