Working demo at 14.5 kbps (fully quantized)

git-svn-id: http://svn.xiph.org/trunk/speex@3132 0101bb08-14d6-0310-b084-bc0e0c8e3800

1 files changed, 128 insertions, 64 deletions

diff --git a/libspeex/exc_table.c b/libspeex/exc_table.c
index 6ae24bf..006f816 100644
--- a/libspeex/exc_table.c
+++ b/libspeex/exc_table.c
@@ -1,64 +1,128 @@
-float exc_table[64][8] = {{-1.04159,1.21534,0.0281572,0.567357,-0.66105,0.917141,-0.44328,0.644215},
-{2.14338,-0.724956,-0.243856,0.0636575,0.051804,-0.0366771,0.277851,0.0973481},
-{0.689252,-0.0152788,0.0669421,0.6023,-1.23989,-0.454837,1.50022,0.387449},
-{-0.655571,-0.28521,1.32617,0.833705,-0.876822,0.231166,0.878329,-0.172353},
-{1.56631,1.21942,0.487014,0.112435,-0.399279,-0.521386,-0.351448,0.247221},
-{0.681692,-0.551779,0.437978,-0.382249,0.616708,0.68908,-1.47909,1.10475},
-{-1.24841,0.670471,0.137208,0.489972,1.01366,0.587233,0.681082,-0.681514},
-{0.690688,-0.756335,0.775508,0.178926,-0.797518,1.39874,-0.958312,0.48669},
-{0.0736325,0.563406,-0.374662,1.00672,-1.22035,0.873397,0.854658,-0.733435},
-{1.2404,0.125571,0.202958,-1.46055,0.943786,0.112168,0.523025,-0.122483},
-{-0.312712,-0.264677,0.510043,1.46644,1.14451,-0.0998857,-0.692069,-0.0233302},
-{0.281634,-0.271152,0.194237,0.235868,0.945309,1.42704,-0.26301,-1.02114},
-{0.261912,1.41646,-1.15821,-0.263153,0.994369,-0.144499,0.515897,-0.428628},
-{-0.495821,0.798849,0.383719,-1.00158,1.36995,-0.762316,0.784773,-0.0896762},
-{0.476335,0.29456,0.104288,0.0255712,-0.0095248,0.274596,1.49057,-1.46249},
-{0.125313,0.0868791,0.0358873,0.357145,-0.544518,0.895025,-1.26285,1.62109},
-{0.126897,0.313613,-0.756072,1.75117,-0.952912,0.119785,-0.0697364,0.628111},
-{1.10276,-0.980415,-0.416322,1.38715,-0.0291589,-0.669674,0.49797,0.376363},
-{-0.0167108,0.672873,-0.64257,0.133314,1.01199,-1.46729,1.05946,0.320406},
-{0.1257,0.800025,1.20711,-0.5645,-1.00903,-0.356976,0.467638,1.05267},
-{1.14128,1.02441,-0.584344,-0.8726,-0.41885,0.114374,0.691641,0.916212},
-{-0.022079,0.1634,0.992857,-0.974776,-0.177774,1.37748,-0.912142,0.627073},
-{-0.172577,1.09201,-0.0479552,-1.1333,1.04384,0.647798,-0.790628,0.533184},
-{0.0223689,-0.927858,1.79641,-0.442921,-0.260088,0.338522,-0.210261,0.80733},
-{1.16543,-0.831543,0.0314858,1.16987,-0.961704,0.687389,0.308519,-0.469408},
-{1.15331,-1.17282,0.685973,-0.338185,1.00024,-0.644017,-0.126828,0.779918},
-{-0.141278,0.254503,-0.274451,0.196185,-0.299476,-0.341986,0.772743,2.04174},
-{0.509146,-0.122004,0.900112,-0.469538,-1.11347,1.35141,0.557897,-0.411944},
-{0.293851,0.994832,-1.11123,0.405403,0.313717,0.518397,-1.05291,1.03034},
-{0.112151,-0.130469,0.55345,-0.564969,0.823356,-1.30379,0.573645,1.387},
-{1.20244,1.24831,1.36317,1.41022,1.38998,1.36448,1.28507,1.1929},
-{1.54916,-0.0432367,-0.190724,-0.53311,-0.147609,1.38607,-0.658561,0.129495},
-{-0.279107,1.51921,-1.28467,0.926618,-0.375457,0.412457,0.102877,0.0269284},
-{1.03453,-1.26679,1.10359,0.0725896,-0.196979,-0.270971,0.969828,-0.177658},
-{-0.200594,0.246468,0.381804,-0.235524,0.133145,-0.862605,1.98216,-0.236907},
-{-1.35127,0.587961,1.3321,-0.178175,0.319357,-0.303824,0.099813,0.754535},
-{0.45814,1.09232,1.21856,0.832085,0.258844,-0.183363,-0.615538,-0.699842},
-{-0.090229,0.0868827,0.409788,-0.352685,0.530318,-0.220869,-0.985997,1.94863},
-{-0.828624,1.43615,-0.511756,0.687363,0.0400852,-0.61435,1.07193,-0.282428},
-{1.31246,-1.51496,0.653514,0.427736,-0.304515,0.428299,-0.442741,0.613971},
-{0.374916,0.312996,-0.802911,1.2433,-0.179408,-0.640173,1.34948,-0.641773},
-{1.23106,-1.09148,1.18843,-0.919555,0.344335,0.503526,-0.246095,0.218774},
-{0.0365025,-0.654073,0.969715,1.00994,-0.520716,-0.574648,-0.257959,1.36526},
-{0.445859,1.28031,-0.45128,-0.717641,-0.0283588,1.35575,0.111841,-0.634202},
-{0.535436,0.595257,-1.44207,1.02815,0.624512,-0.82565,0.241634,0.481186},
-{-0.461299,0.734322,1.24596,-1.37214,0.147082,0.654636,0.416385,-0.212952},
-{0.894284,-0.366136,0.0767162,-0.0555811,1.20647,-1.06341,1.06868,-0.515867},
-{0.336375,0.430788,-0.554035,0.848724,-1.03638,1.48748,-0.744741,0.332997},
-{1.36569,0.377193,-1.35813,0.961464,-0.235192,0.396929,0.107201,-0.332525},
-{-0.537131,-0.996903,-0.214434,0.81525,0.987716,0.889586,0.721483,0.615579},
-{-0.325722,0.0916103,0.279179,1.05899,0.0228423,-1.51322,0.845647,0.757875},
-{-0.46886,1.5701,0.253309,-0.511086,-0.752487,0.289817,1.10434,-0.125427},
-{0.847028,-0.298864,-1.14845,-0.197791,0.234586,0.933259,1.26716,0.171616},
-{0.0795572,-0.212621,1.0749,-1.35585,1.13205,-0.02539,-0.501638,0.872285},
-{-0.840241,1.67483,-0.377716,-0.252819,0.660874,-0.493493,-0.0227003,0.806073},
-{1.21971,-0.542819,0.496746,-0.577628,-0.266686,0.256195,-0.347802,1.69556},
-{0.545959,-0.343555,0.504532,0.674489,-1.68592,0.794496,0.0466908,0.770471},
-{0.344366,-0.648986,1.37931,-0.924877,0.955779,-0.634533,0.746397,-0.134892},
-{0.921527,-0.254106,-0.509001,0.602565,0.589816,-0.868366,-0.474392,1.53031},
-{-0.254479,-0.302833,0.0283111,-0.725651,0.275966,1.22451,1.13252,1.20505},
-{1.32048,-0.00804473,-0.999356,-0.0684118,1.3133,0.239322,-0.585385,0.183382},
-{0.0945416,0.418628,-0.342742,-0.437575,1.70389,-0.795247,-0.449866,0.942269},
-{0,0,0,0,0,0,0,0},
-{1.34164,-0.56087,-0.574784,0.94598,-0.454148,0.619891,-0.828585,0.901291}};
+float exc_table[128][8]={{0,0,0,0,0,0,0,0},
+{-0.519148,-0.383215,0.492778,1.4744,0.677986,-1.30348,0.654883,0.272205},
+{0.235487,1.08995,1.1888,-0.454432,-0.873275,-0.72557,0.127527,1.19132},
+{1.31407,-0.12346,-1.6954,1.12853,0.223931,0.316261,0.0103814,0.00687301},
+{2.02206,-0.221238,-0.709228,0.133388,-0.0665108,0.644046,-0.811408,0.624665},
+{-0.211276,1.64339,-0.628985,-1.14044,1.20664,-0.0699504,-0.0975374,0.408862},
+{-0.225241,1.53847,-1.06719,0.295573,-0.476,1.40531,-0.221542,-0.0712951},
+{-0.0777728,0.263831,-0.390129,1.28144,-0.732307,-1.00018,1.65573,0.0192973},
+{-0.253542,-0.607609,1.56792,-0.386332,0.712034,-1.17144,0.449069,0.902173},
+{0.457305,0.159654,0.964737,-1.48001,-0.124851,1.56212,-0.270539,-0.1115},
+{-0.535583,1.2753,0.82763,-0.511839,-1.21468,0.387945,1.14347,-0.037292},
+{0.658727,0.0951354,-0.91433,1.84221,-1.15651,0.11608,0.457493,-0.0696827},
+{-0.171123,-0.640259,1.98106,-0.538926,-0.702949,0.224473,0.146852,0.907132},
+{1.23847,-0.735588,-0.458715,1.33074,-1.02485,0.564821,-0.481561,0.815328},
+{0.638468,-0.482913,0.360224,1.06189,-1.1122,-0.0272128,1.46374,-0.803822},
+{0.142921,0.427225,0.0114741,0.403792,-0.712144,1.23426,1.06859,-1.48582},
+{0.206021,-0.025427,0.000886086,-0.300349,1.40432,-1.41072,-0.148592,1.4734},
+{0.290391,0.85017,0.246852,0.238577,0.987514,0.876865,-0.322982,-1.54234},
+{1.28185,-0.721373,-0.790936,0.761936,0.591477,-0.541731,-0.440675,1.36101},
+{-0.44707,1.65442,-0.103376,-0.715018,0.227665,-0.744212,1.38073,-0.0216128},
+{1.58882,0.3999,-0.836505,-0.38793,-0.076672,1.06949,0.541261,-0.846127},
+{-1.2514,1.17783,0.00721583,0.998346,-0.964169,0.884813,0.160821,0.188163},
+{0.032151,-1.41618,0.323532,-0.251319,0.415093,1.07904,0.576218,1.22169},
+{-0.14934,1.22495,-0.244964,-0.327759,0.212238,1.15037,-1.46728,0.81144},
+{0.0865305,0.447683,-0.253781,-0.475941,1.57808,-1.48456,1.00947,0.0725317},
+{1.187,-0.692426,-0.160248,0.402956,0.659311,-1.36626,1.23888,0.053066},
+{0.938144,-1.24477,-0.0266074,1.63676,-0.41681,-0.560181,0.552124,0.311536},
+{1.19399,0.845415,-0.296021,0.395652,-0.957363,-0.11966,-0.533361,1.44858},
+{0.607339,-1.11686,0.895028,0.658016,-0.347789,-0.814287,0.0185571,1.52623},
+{1.34549,-0.393902,1.01,-1.15699,-0.63963,0.346319,0.362357,0.948321},
+{-0.644387,0.734053,0.336477,-0.812896,1.00561,-0.128355,-0.940326,1.59094},
+{-1.49306,0.66011,1.21486,0.115235,0.0322791,-0.66451,0.408269,0.971429},
+{0.431509,-0.655904,0.787717,-0.591676,0.704448,-0.350819,-0.882844,1.86331},
+{0.274213,1.26762,-1.38245,-0.199402,0.991432,0.00956448,0.865429,-0.678094},
+{0.626281,-0.19805,0.260867,-0.0897887,-0.426774,1.47313,-1.6055,1.00902},
+{-0.216025,0.0862033,0.445714,-0.0880767,0.301077,-1.3334,1.98526,-0.0555188},
+{-0.797843,0.586305,-0.154543,1.70117,1.03544,-0.0184295,-0.334302,-0.381217},
+{-1.42492,1.67326,0.405813,-0.506934,0.562486,0.469201,-0.147553,0.0748747},
+{0.913965,0.402575,0.682482,0.790534,0.391609,1.16972,0.299276,1.27145},
+{-0.640021,0.989951,1.17676,-1.66393,0.355064,0.121597,0.369959,0.403901},
+{1.23378,0.641514,-1.22876,0.234667,0.0827593,-0.880098,1.13685,0.527352},
+{0.356115,-0.509378,1.05565,-1.04099,0.371755,0.94073,-1.291,1.10064},
+{-0.943512,1.31169,-0.390361,-0.103097,1.11716,-1.12928,0.371843,0.818917},
+{-0.156317,-0.0418901,0.0723236,0.973233,0.730196,-0.966608,-0.947366,1.5693},
+{1.5829,1.33856,0.473229,0.0219714,-0.702468,-0.154917,-0.0369134,-0.470584},
+{-0.673854,0.699879,1.12444,-0.662892,-0.71571,1.18947,-0.640153,0.915725},
+{0.896011,0.787349,0.200906,-1.46967,0.347642,0.352741,-0.615997,1.25272},
+{1.09999,0.792396,-0.884367,-0.727592,0.784642,1.17963,-0.77986,-0.160579},
+{-1.05379,-0.0732156,1.59632,-0.132611,-0.169706,1.1097,0.543206,-0.45768},
+{0.707575,-0.166165,-0.10517,-0.384722,1.20009,0.203652,-1.55824,1.24602},
+{0.426702,-0.750799,-0.785802,0.106489,1.51227,0.957005,0.673555,-0.486873},
+{1.28994,-0.960517,0.545345,-0.159149,-0.32678,0.580855,-0.982405,1.49181},
+{0.741273,-0.0211484,-1.00192,1.6835,0.0392508,-1.07969,0.231873,0.672362},
+{-0.253722,1.1727,1.68946,0.493711,-0.0471442,-0.333803,-0.287764,-0.675685},
+{-1.32033,1.11807,0.0833384,0.562357,0.272908,-0.088752,1.31208,-0.778032},
+{-0.0803658,0.372868,0.449437,-1.40348,1.39748,0.966697,-0.814686,0.190767},
+{0.951774,0.427257,0.15036,-1.60358,1.14627,0.0810234,0.70735,-0.450667},
+{1.63808,0.109634,-0.99458,-0.434123,1.35836,-0.260683,-0.111738,0.185745},
+{-0.394671,-0.896337,0.646351,1.37455,0.625629,0.804453,0.458131,-0.811909},
+{0.0362565,-0.0235451,0.178868,-0.285337,0.0782079,-0.518704,0.189328,2.37162},
+{0.492691,1.13895,-0.86741,0.347883,-1.26497,0.380709,1.28738,-0.064377},
+{0.930297,1.28741,0.429463,0.245579,0.694034,-1.21605,-0.628591,0.0374087},
+{-0.199797,1.13671,-1.09067,1.37141,-0.517385,0.322349,0.764701,-0.852772},
+{-0.5007,0.303226,-0.0132675,-0.45596,-0.546562,0.277561,1.5487,1.46029},
+{1.65408,-0.842994,0.302966,-0.854034,0.662024,0.910017,-0.687823,0.250232},
+{1.12219,-0.5419,-0.336237,-0.655839,-0.373273,0.708425,1.64614,0.265602},
+{-0.743476,2.11592,-0.952805,0.264998,0.170145,-0.0560336,0.306247,-0.116348},
+{0.403037,-0.48668,0.817853,0.477643,-1.52252,0.964304,-0.546706,1.16473},
+{2.11011,-0.537778,-0.497273,0.602666,-0.48884,-0.125965,0.619928,-0.12306},
+{0.103031,1.79484,0.0818756,-1.13463,-0.13095,0.917941,0.259381,-0.552635},
+{0.428065,-0.557918,1.07281,-0.962703,1.37196,-0.963967,0.901819,-0.278916},
+{0.231896,0.041965,0.0632494,1.18255,-1.84059,1.07733,0.269347,-0.00577954},
+{0.557442,-1.02095,1.43921,-0.377425,-0.633907,1.32529,-0.709583,0.381231},
+{0.518884,1.09369,-1.13942,-0.105153,0.835027,-0.580586,-0.487998,1.39804},
+{-1.43902,-0.319956,-0.0826762,0.354559,1.1348,0.807323,0.546867,0.812576},
+{1.00645,-0.128206,0.28316,0.334308,-1.33777,-0.533485,1.17966,1.00905},
+{0.948813,0.119369,-1.01666,1.23683,0.105635,-0.459294,1.13103,-0.980494},
+{1.17283,-1.5799,1.33239,-0.485987,0.211327,0.169073,-0.387067,0.677013},
+{-0.247152,-0.0280727,-0.234614,1.39573,-0.963978,-0.0813067,-0.0728599,1.67411},
+{-0.449916,-0.274801,1.35576,0.451492,1.43631,0.141543,-0.896003,-0.0876196},
+{0.892366,-1.36578,0.444708,0.107565,1.44366,-0.755166,-0.0429619,0.585746},
+{0.939511,0.341971,-0.974305,0.928629,-1.00693,1.42408,-0.602308,0.126122},
+{-0.5307,-0.23615,1.20135,0.699046,-1.25741,-0.380481,1.25698,0.455196},
+{1.04482,1.14309,1.03158,0.939667,0.812349,0.425079,0.423823,0.0813321},
+{1.29549,-0.745042,-0.272242,1.15236,-0.838247,1.02629,0.227678,-0.774721},
+{0.981011,-1.45622,0.999967,0.725389,-1.11806,0.54881,0.176738,0.191717},
+{0.746684,-1.4211,1.37464,0.0883952,0.0254114,-0.573669,1.0495,-0.0720876},
+{0.565948,0.269033,-1.10345,1.01211,0.0768689,0.564008,-1.29685,1.19745},
+{1.84142,-1.60809,0.161708,0.38437,-0.0217134,0.210367,-0.0739498,0.363587},
+{-0.0523482,0.24593,-0.110338,0.493247,0.168289,-1.68577,0.925992,1.40436},
+{1.42867,-0.892126,0.262141,0.307225,-0.951306,1.38196,-0.728869,0.319043},
+{0.13951,-0.538299,-0.107962,0.370945,0.809012,1.83285,-0.951098,-0.0192296},
+{-0.24702,0.992114,-0.865963,0.681391,0.616911,-1.25823,1.37272,-0.405411},
+{1.55571,0.0192892,1.45179,0.186482,-0.152518,-0.257762,-0.833094,0.00577311},
+{-0.242198,-0.774192,-0.86156,0.991197,0.195455,0.670919,1.44314,0.515926},
+{0.405336,-0.228159,1.06259,-0.21443,-1.58614,1.13637,0.811685,-0.236429},
+{0.507745,0.074398,0.266039,-0.112387,0.977209,-0.600809,1.43474,-1.4099},
+{-0.0917663,0.669177,-0.911825,0.0500723,1.95743,0.0154906,-0.710767,0.243701},
+{0.481562,-0.951578,1.72838,-1.24032,0.629132,0.270267,0.185945,-0.0909246},
+{1.19697,-0.576168,-0.355474,1.184,1.18151,0.00954522,-0.758864,-0.38764},
+{1.36069,-0.965855,0.881144,-0.305908,-0.138624,0.95165,0.470982,-0.962228},
+{-0.412674,-0.162429,1.24246,0.215614,-0.190758,0.185485,-1.26035,1.59782},
+{1.7233,-1.02853,0.708902,-0.705601,0.736584,-0.463615,0.603755,-0.265125},
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