input.h

用dsp解压mp3程序的算法

#define NX 300
#define NL 96


DATA x[NX] ={
-1849,
23334,
15554,
-16260,
-23841,
1254,
22571,
18743,
-15781,
-23508,
4150,
25442,
17070,
-14102,
-24324,
-2553,
23248,
19860,
-12432,
-20125,
-669,
25378,
12009,
-13979,
-26297,
241,
24647,
11237,
-13025,
-27137,
-2247,
26639,
12732,
-16987,
-27905,
2500,
20742,
13298,
-14983,
-21084,
-424,
21085,
17294,
-12059,
-24467,
-1206,
22980,
15586,
-12641,
-27030,
-1224,
19943,
14115,
-11857,
-23970,
915,
25731,
15412,
-12403,
-23532,
-1973,
22926,
14891,
-18316,
-29852,
555,
25748,
15132,
-16569,
-23076,
-664,
20839,
15024,
-11989,
-23876,
-3838,
27476,
13326,
-14082,
-26268,
2993,
22891,
14663,
-14790,
-29108,
-2454,
25869,
12278,
-18766,
-19852,
-5890,
20938,
14765,
-13945,
-23280,
2547,
22760,
16353,
-14900,
-20715,
2590,
24674,
11457,
-15755,
-29239,
739,
20312,
17556,
-15702,
-19165,
532,
24145,
14513,
-12398,
-23869,
3573,
19774,
16856,
-17123,
-22199,
2872,
21323,
12784,
-19220,
-22164,
1177,
23067,
13198,
-16458,
-21571,
-2403,
26022,
9549,
-16497,
-23837,
-53,
25512,
17737,
-18292,
-26475,
-3563,
28685,
17177,
-13822,
-23499,
-857,
21357,
14661,
-12843,
-22562,
806,
24409,
16641,
-12575,
-23040,
-306,
21161,
11628,
-18945,
-23164,
-1708,
26430,
15072,
-15444,
-23538,
1262,
24056,
16931,
-15519,
-20553,
-58,
24130,
15862,
-13005,
-23726,
-1433,
21266,
18352,
-12037,
-24096,
1586,
25314,
7190,
-18089,
-28794,
-1224,
22901,
17256,
-8970,
-23111,
-865,
23668,
13004,
-18367,
-23578,
1392,
21409,
15477,
-12065,
-24406,
2592,
22086,
16427,
-13327,
-27768,
-735,
22422,
15897,
-17086,
-24569,
-714,
27921,
15208,
-13015,
-21772,
286,
24240,
12397,
-12863,
-25771,
106,
22717,
14965,
-18387,
-27329,
-1706,
23331,
17048,
-13336,
-21957,
726,
23893,
18264,
-9492,
-21013,
-2497,
22894,
12107,
-13131,
-22573,
-907,
21859,
13197,
-13409,
-25810,
6168,
24860,
11033,
-16485,
-20412,
-2895,
20931,
11984,
-15103,
-21493,
-1336,
20262,
16875,
-13212,
-22680,
3000,
22286,
15554,
-17067,
-25283,
1862,
20399,
14503,
-17615,
-19885,
3971,
27122,
15569,
-16503,
-22524,
-1366,
27368,
13733,
-11013,
-22431,
-1569,
18147,
15179,
-17432,
-28801,
-1394,
23473,
14606,
-15221,
-24330,
-1653,
26546,
14415,
-15085,
-20675,
-1493,
24092,
13923,
-16264,
-26224,
};

/*#pragma DATA_SECTION(h,".coeffs") */
/*DATA h[NL] ={  b0 b1 b2 ... b(NH-1) */
/*      317,     26,   -125,   -132,     35,    149,     38,   -144,   -141,
       36,    131,     28,    -97,    -76,      6,      7,    -17,     48,
       90,    -65,   -252,   -105,    302,    364,   -176,   -636,   -229,
      646,    722,   -316,  -1102,   -375,   1034,   1111,   -463,  -1572,
     -517,   1396,   1458,   -589,  -1955,   -627,   1658,   1693,   -667,
    -2170,   -681,   1765,   1765,   -681,  -2170,   -667,   1693,   1658,
     -627,  -1955,   -589,   1458,   1396,   -517,  -1572,   -463,   1111,
     1034,   -375,  -1102,   -316,    722,    646,   -229,   -636,   -176,
      364,    302,   -105,   -252,    -65,     90,     48,    -17,      7,
        6,    -76,    -97,     28,    131,     36,   -141,   -144,     38,
      149,     35,   -132,   -125,     26,    317
}; */

#pragma DATA_SECTION(db,".dbuffer")
DATA db[NL] ;



DATA r[NX];