fft_tab.h

用 Hitex 工具软件开发 stm32 的例子

  -12539,   -12724,   -12909,   -13094,   -13278,   -13462,   -13645,   -13827,
  -14009,   -14191,   -14372,   -14552,   -14732,   -14911,   -15090,   -15268,
  -15446,   -15623,   -15799,   -15975,   -16150,   -16325,   -16499,   -16672,
  -16845,   -17017,   -17189,   -17360,   -17530,   -17699,   -17868,   -18036,
  -18204,   -18371,   -18537,   -18702,   -18867,   -19031,   -19194,   -19357,
  -19519,   -19680,   -19840,   -20000,   -20159,   -20317,   -20474,   -20631,
  -20787,   -20942,   -21096,   -21249,   -21402,   -21554,   -21705,   -21855,
  -22004,   -22153,   -22301,   -22448,   -22594,   -22739,   -22883,   -23027,
  -23169,   -23311,   -23452,   -23592,   -23731,   -23869,   -24006,   -24143,
  -24278,   -24413,   -24546,   -24679,   -24811,   -24942,   -25072,   -25201,
  -25329,   -25456,   -25582,   -25707,   -25831,   -25954,   -26077,   -26198,
  -26318,   -26437,   -26556,   -26673,   -26789,   -26905,   -27019,   -27132,
  -27244,   -27355,   -27466,   -27575,   -27683,   -27790,   -27896,   -28001,
  -28105,   -28208,   -28309,   -28410,   -28510,   -28608,   -28706,   -28802,
  -28897,   -28992,   -29085,   -29177,   -29268,   -29358,   -29446,   -29534,
  -29621,   -29706,   -29790,   -29873,   -29955,   -30036,   -30116,   -30195,
  -30272,   -30349,   -30424,   -30498,   -30571,   -30643,   -30713,   -30783,
  -30851,   -30918,   -30984,   -31049,   -31113,   -31175,   -31236,   -31297,
  -31356,   -31413,   -31470,   -31525,   -31580,   -31633,   -31684,   -31735,
  -31785,   -31833,   -31880,   -31926,   -31970,   -32014,   -32056,   -32097,
  -32137,   -32176,   -32213,   -32249,   -32284,   -32318,   -32350,   -32382,
  -32412,   -32441,   -32468,   -32495,   -32520,   -32544,   -32567,   -32588,
  -32609,   -32628,   -32646,   -32662,   -32678,   -32692,   -32705,   -32717,
  -32727,   -32736,   -32744,   -32751,   -32757,   -32761,   -32764,   -32766,
  -32767,   -32766,   -32764,   -32761,   -32757,   -32751,   -32744,   -32736,
  -32727,   -32717,   -32705,   -32692,   -32678,   -32662,   -32646,   -32628,
  -32609,   -32588,   -32567,   -32544,   -32520,   -32495,   -32468,   -32441,
  -32412,   -32382,   -32350,   -32318,   -32284,   -32249,   -32213,   -32176,
  -32137,   -32097,   -32056,   -32014,   -31970,   -31926,   -31880,   -31833,
  -31785,   -31735,   -31684,   -31633,   -31580,   -31525,   -31470,   -31413,
  -31356,   -31297,   -31236,   -31175,   -31113,   -31049,   -30984,   -30918,
  -30851,   -30783,   -30713,   -30643,   -30571,   -30498,   -30424,   -30349,
  -30272,   -30195,   -30116,   -30036,   -29955,   -29873,   -29790,   -29706,
  -29621,   -29534,   -29446,   -29358,   -29268,   -29177,   -29085,   -28992,
  -28897,   -28802,   -28706,   -28608,   -28510,   -28410,   -28309,   -28208,
  -28105,   -28001,   -27896,   -27790,   -27683,   -27575,   -27466,   -27355,
  -27244,   -27132,   -27019,   -26905,   -26789,   -26673,   -26556,   -26437,
  -26318,   -26198,   -26077,   -25954,   -25831,   -25707,   -25582,   -25456,
  -25329,   -25201,   -25072,   -24942,   -24811,   -24679,   -24546,   -24413,
  -24278,   -24143,   -24006,   -23869,   -23731,   -23592,   -23452,   -23311,
  -23169,   -23027,   -22883,   -22739,   -22594,   -22448,   -22301,   -22153,
  -22004,   -21855,   -21705,   -21554,   -21402,   -21249,   -21096,   -20942,
  -20787,   -20631,   -20474,   -20317,   -20159,   -20000,   -19840,   -19680,
  -19519,   -19357,   -19194,   -19031,   -18867,   -18702,   -18537,   -18371,
  -18204,   -18036,   -17868,   -17699,   -17530,   -17360,   -17189,   -17017,
  -16845,   -16672,   -16499,   -16325,   -16150,   -15975,   -15799,   -15623,
  -15446,   -15268,   -15090,   -14911,   -14732,   -14552,   -14372,   -14191,
  -14009,   -13827,   -13645,   -13462,   -13278,   -13094,   -12909,   -12724,
  -12539,   -12353,   -12166,   -11980,   -11792,   -11604,   -11416,   -11227,
  -11038,   -10849,   -10659,   -10469,   -10278,   -10087,    -9895,    -9703,
   -9511,    -9319,    -9126,    -8932,    -8739,    -8545,    -8351,    -8156,
   -7961,    -7766,    -7571,    -7375,    -7179,    -6982,    -6786,    -6589,
   -6392,    -6195,    -5997,    -5799,    -5601,    -5403,    -5205,    -5006,
   -4807,    -4608,    -4409,    -4210,    -4011,    -3811,    -3611,    -3411,
   -3211,    -3011,    -2811,    -2610,    -2410,    -2209,    -2009,    -1808,
   -1607,    -1406,    -1206,    -1005,     -804,     -603,     -402,     -201
};

#define N_SAMPLE 256
const long hanning_table[N_SAMPLE] = {
       1,        6,       21,       45,       80,      124,      178,      242,
     316,      399,      492,      594,      706,      828,      959,     1099,
    1248,     1407,     1574,     1750,     1936,     2129,     2332,     2543,
    2762,     2990,     3225,     3469,     3720,     3979,     4245,     4519,
    4800,     5087,     5382,     5683,     5991,     6305,     6625,     6951,
    7282,     7619,     7962,     8309,     8661,     9018,     9380,     9745,
   10115,    10488,    10865,    11245,    11629,    12015,    12404,    12795,
   13188,    13584,    13981,    14379,    14779,    15179,    15581,    15982,
   16384,    16786,    17188,    17589,    17990,    18390,    18788,    19185,
   19580,    19974,    20365,    20754,    21140,    21523,    21903,    22280,
   22654,    23023,    23389,    23750,    24107,    24459,    24807,    25149,
   25486,    25818,    26144,    26464,    26778,    27085,    27386,    27681,
   27969,    28250,    28523,    28790,    29049,    29300,    29543,    29779,
   30006,    30226,    30437,    30639,    30833,    31018,    31195,    31362,
   31520,    31670,    31810,    31941,    32062,    32174,    32277,    32369,
   32453,    32526,    32590,    32644,    32689,    32723,    32748,    32763,
   32763,    32748,    32723,    32689,    32644,    32590,    32526,    32453,
   32369,    32277,    32174,    32062,    31941,    31810,    31670,    31520,
   31362,    31195,    31018,    30833,    30639,    30437,    30226,    30006,
   29779,    29543,    29300,    29049,    28790,    28523,    28250,    27969,
   27681,    27386,    27085,    26778,    26464,    26144,    25818,    25486,
   25149,    24807,    24459,    24107,    23750,    23389,    23023,    22654,
   22280,    21903,    21523,    21140,    20754,    20365,    19974,    19580,
   19185,    18788,    18390,    17990,    17589,    17188,    16786,    16384,
   15982,    15581,    15179,    14779,    14379,    13981,    13584,    13188,
   12795,    12404,    12015,    11629,    11245,    10865,    10488,    10115,
    9745,     9380,     9018,     8661,     8309,     7962,     7619,     7282,
    6951,     6625,     6305,     5991,     5683,     5382,     5087,     4800,
    4519,     4245,     3979,     3720,     3469,     3225,     2990,     2762,
    2543,     2332,     2129,     1936,     1750,     1574,     1407,     1248,
    1099,      959,      828,      706,      594,      492,      399,      316,
     242,      178,      124,       80,       45,       21,        6,        1,
};

#define N_LOUD 100
const long loudness_table[N_LOUD] = {
       963245749,        765109969,        607752769,        482757542,
       383465876,        304599780,        241947290,        192179216,
       152654906,        121257098,         96308538,         76499828,
        60767562,         48267297,         38337322,         30454762,
        24192816,         19217004,         15264300,         12122576,
         9629288,          7648402,          6074082,          4825125,
         3832726,          3044564,          2418266,          1920392,
         1525330,          1211770,           962612,           764629,
          607309,           481849,           382566,           304042,
          241402,           191594,           152216,           120809,
           96096,            76432,            60480,            47898,
           38146,            30376,            24106,            19108,
           15178,            12032,             9536,             7594,
            6026,             4777,             3794,             2982,
            2358,             1898,             1488,             1160,
             932,              758,              602,              464,
             362,              290,              226,              182,
             145,              110,               90,               72,
              56,               42,               30,               25,
              20,               16,               12,                9,
               6,                4,                4,                4,
               2,                1,                1,                1,
               1,                1,                0,                0,
               0,                0,                0,                0,
               0,                0,                0,                0
};