matfloat.cpp

这是我本人编写的一个32位定点小数运算的函数库。对于没有浮点运算器的场合

	-0.008940, -0.002707, 0.001357, -0.009462, -0.008388, 0.001885, -0.001485, 0.000429, 0.001829, 0.003444, 0.001319, 0.004558, 0.001752, -0.090077, 0.747564, -0.256088, -0.314657, -0.017259, -0.231567, -0.046837, 0.164411, 0.100314, -0.165776, 0.232936, -0.299797, -0.004409, 0.030720, -0.002274, 0.010266, -0.024959, -0.023909, -0.016078, -0.015612, -0.012532, -0.017465, -0.005683, -0.007426, 0.001038, 0.000666, 
	-0.012130, 0.003432, -0.000506, 0.000013, 0.007558, 0.006397, 0.001727, -0.002469, -0.000623, -0.004429, -0.001214, 0.005286, -0.005032, 0.527593, 0.438668, 0.043839, 0.137147, 0.006773, 0.304993, 0.017998, 0.379956, -0.031316, 0.256694, -0.234414, 0.382208, -0.000446, -0.005772, -0.001509, -0.022338, 0.008631, 0.023125, 0.028607, 0.019675, 0.005835, 0.004365, -0.007525, 0.002556, -0.003805, -0.000934, 
	0.004537, 0.005440, -0.001430, 0.005776, 0.005654, 0.003284, 0.002388, 0.000114, -0.005536, -0.004339, -0.003097, -0.002418, 0.004496, 0.524545, -0.055157, 0.410089, -0.109386, 0.429860, -0.142330, 0.322197, -0.119423, 0.275284, -0.147024, 0.310197, -0.151801, 0.009801, -0.010292, -0.011502, -0.014247, -0.004955, 0.022226, 0.020764, 0.002091, 0.009917, -0.002988, -0.008172, 0.001752, -0.003241, -0.000868, 
	-0.021159, -0.011025, 0.008781, -0.006360, 0.021765, 0.014381, 0.025941, 0.020659, 0.019889, 0.004704, 0.001440, -0.009659, -0.086144, -0.057679, 0.033298, -0.010369, -0.031058, -0.020291, -0.039415, -0.006054, -0.019311, 0.028339, 0.002391, 0.036120, 0.026138, -0.002673, -0.336360, 0.000720, -0.261126, 0.267326, 0.378320, 0.241702, 0.514809, 0.348516, 0.315414, 0.165173, 0.091816, 0.053085, -0.008380, 
	-0.009906, -0.019680, -0.009301, -0.033284, -0.026485, -0.011357, -0.009354, 0.034580, 0.029691, 0.032384, 0.017821, 0.009439, 0.039513, 0.007470, 0.002185, 0.008924, 0.008048, 0.008094, -0.001523, -0.004462, -0.000154, -0.005031, -0.000042, -0.011545, 0.014954, -0.002559, 0.030362, -0.338712, -0.054915, -0.554489, -0.223777, -0.128597, -0.141760, 0.410343, 0.339696, 0.358487, 0.204534, 0.157005, 0.004933, 
	0.010717, 0.003365, 0.009862, 0.011569, -0.017692, -0.030213, 0.017733, 0.008775, -0.003112, -0.004477, 0.016890, 0.021702, -0.029775, 0.039470, 0.002222, 0.005460, -0.006320, 0.004101, -0.014684, -0.001100, 0.003704, -0.000293, -0.007559, -0.002759, 0.014270, -0.000482, -0.133975, 0.093795, 0.359040, 0.367384, -0.417116, -0.498867, 0.296253, 0.163891, -0.062648, -0.008616, 0.252743, 0.313392, -0.001998, 
	-0.002905, -0.001992, 0.001614, -0.003149, 0.001482, 0.022551, -0.002296, -0.038590, -0.012870, 0.029221, 0.044415, 0.016787, -0.012072, 0.002161, 0.002840, 0.005230, -0.003408, -0.010566, -0.013671, -0.002278, -0.003869, 0.004959, 0.002446, 0.004099, 0.004530, -0.000351, -0.105513, 0.184556, 0.101846, -0.080368, -0.043760, 0.399915, -0.005980, -0.460292, -0.116910, 0.400028, 0.579809, 0.220145, -0.001233, 
	0.006694, 0.003760, 0.002764, 0.025900, 0.014874, -0.022893, -0.038087, -0.017305, 0.037190, 0.030816, -0.000653, -0.011748, -0.018010, 0.015296, 0.012742, 0.005870, -0.005222, 0.001281, -0.003474, 0.001374, 0.004905, 0.005134, -0.005524, -0.000449, 0.000027, 0.000631, 0.019158, 0.123436, 0.023471, 0.433636, 0.183693, -0.287035, -0.500828, -0.163907, 0.493892, 0.378685, -0.034737, -0.082793, -0.001676, 
	0.000286, 0.000209, -0.012610, -0.000966, 0.026425, -0.019614, -0.015533, -0.001983, -0.021647, -0.013705, 0.019363, 0.037359, 0.008795, -0.011661, 0.003436, 0.002256, -0.000603, 0.003278, 0.006384, -0.011772, -0.002762, -0.004978, -0.001354, -0.005770, -0.002942, -0.001166, -0.031798, -0.063132, -0.380708, -0.036950, 0.469655, -0.348069, -0.235235, 0.010501, -0.290314, -0.194787, 0.234755, 0.519400, -0.001088, 
	0.000064, -0.001657, 0.006233, 0.012852, -0.002351, 0.020008, -0.024576, 0.024961, 0.002138, -0.025759, 0.025890, -0.004855, 0.019642, -0.012802, 0.003289, -0.011111, 0.001022, -0.005457, -0.000024, 0.001097, -0.000394, 0.002552, 0.001736, 0.004771, -0.003618, 0.001484, 0.109703, -0.104539, 0.125818, 0.304799, -0.055838, 0.369711, -0.398925, 0.413382, 0.035469, -0.397945, 0.468214, -0.125166, 0.000254, 
	0.002527, -0.000604, -0.006806, -0.001024, -0.018265, 0.011385, 0.001679, -0.019629, 0.036107, -0.032333, -0.008751, 0.033443, -0.000724, 0.000095, -0.002242, 0.002714, -0.004948, 0.001993, -0.003896, -0.001951, -0.004963, -0.001891, -0.003217, -0.000673, -0.000176, -0.000881, 0.019441, -0.010382, -0.159770, -0.014278, -0.264648, 0.175812, 0.038466, -0.324685, 0.572719, -0.454614, -0.111914, 0.462795, -0.000577, 
	-0.018260, 0.002752, 0.033949, -0.008530, 0.026139, 0.015038, -0.009125, 0.012554, 0.003738, -0.008747, -0.018457, 0.020413, 0.012821, 0.000337, 0.010271, 0.001862, 0.004762, -0.009358, 0.001865, -0.000107, 0.004465, -0.001273, -0.000107, -0.001417, -0.004412, 0.001162, -0.397179, 0.055976, 0.675601, -0.200692, 0.333794, 0.141387, -0.184486, 0.113021, 0.042047, -0.075639, -0.267222, 0.285113, 0.000921, 
	-0.000790, -0.035930, 0.003334, 0.017549, -0.001817, 0.011537, 0.001050, -0.012718, -0.009568, 0.016604, -0.009989, 0.013121, 0.060714, -0.010794, 0.003945, 0.000010, 0.011468, 0.006167, 0.002983, -0.004005, 0.002015, 0.001788, 0.001127, 0.000316, -0.003204, -0.001261, 0.050879, -0.839008, 0.105122, 0.334723, 0.001517, 0.141637, 0.033410, -0.188454, -0.154748, 0.176334, -0.158304, 0.164341, 0.000985, 
	-0.035809, -0.014341, -0.005423, -0.009699, 0.000800, -0.013765, 0.000417, -0.016447, 0.010401, -0.013483, 0.020837, -0.032392, 0.049713, -0.004017, 0.009376, -0.000263, -0.000028, -0.009671, -0.014420, -0.001471, 0.001373, 0.003108, 0.007981, 0.000970, 0.003140, -0.002309, -0.594714, -0.289995, -0.007775, -0.143733, 0.021798, -0.265349, 0.006345, -0.303890, 0.123948, -0.275467, 0.291589, -0.441731, -0.003505, 
	0.032527, 0.001754, 0.022314, -0.003472, 0.027870, -0.012150, 0.023952, -0.008672, 0.016018, -0.007386, 0.017943, -0.003796, 0.081570, 0.001664, -0.006677, 0.002150, 0.001692, 0.008062, 0.006877, -0.002508, 0.000287, -0.007243, -0.005861, -0.002749, -0.003227, 0.002103, 0.565781, -0.094456, 0.359084, -0.130241, 0.429673, -0.165918, 0.342997, -0.141056, 0.250443, -0.133302, 0.272286, -0.099706, 0.008611, 
	-0.014810, 0.019662, -0.012198, 0.016476, -0.000773, 0.005455, 0.008962, 0.007310, 0.001255, 0.006880, -0.003787, 0.003833, 0.987093, -0.002499, 0.003952, -0.004337, 0.002349, -0.003869, -0.001063, 0.001502, 0.001398, 0.001308, 0.003436, 0.001214, 0.001859, 0.007422, -0.051675, 0.096281, -0.051388, 0.057353, -0.011737, 0.023039, 0.032223, 0.038634, 0.004303, 0.035849, -0.021083, 0.023877, -0.029155, 
	0.000633, -0.000165, 0.000165, -0.000089, 0.000073, -0.000100, 0.000118, -0.000080, -0.000004, -0.000133, -0.000038, -0.000098, -0.007404, -0.010336, 0.007521, -0.006407, 0.008942, -0.000682, 0.001010, 0.002393, 0.000882, 0.000005, 0.001693, -0.000624, 0.000933, 0.999789, -0.002632, -0.002751, -0.002260, -0.001191, -0.001136, -0.001277, 0.001070, -0.000168, 0.000921, 0.000994, 0.001008, 0.001052, 0.006383, 
	-0.000478, 0.000363, -0.000313, 0.000358, -0.000010, 0.000204, 0.000235, 0.000210, 0.000045, 0.000152, -0.000051, 0.000084, 0.027233, 0.000917, 0.000396, 0.000429, 0.000311, 0.000260, 0.000149, -0.000024, -0.000010, -0.000167, -0.000234, -0.000240, -0.000273, -0.006195, -0.011638, 0.005653, -0.006990, 0.008432, -0.000113, 0.002319, 0.002851, 0.001509, 0.000082, 0.001477, -0.000525, 0.000840, 0.999456

};

////////////////////////////////////////////////////////////////////////////////////////////////

void MiniMfcc(double mini[],const double mfcc[39],int n)
{
	int i,j;
	for (i=0;i<n;i++) {
		mini[i]=0;
		for (j=0;j<39;j++) mini[i]+=MiniMfcc_Matrix[i][j]*mfcc[j];
	}
}