Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

avcodec/dca: add more tables

Browse Source
pull/174/head
foo86 9 years ago committed by Hendrik Leppkes
parent 64f6d17b40
commit 9a0a3bbeaa
2 changed files with 641 additions and 5 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 622
      libavcodec/dcadata.c
  2. 24
      libavcodec/dcadata.h

622
libavcodec/dcadata.c
Unescape View File

@ -42,8 +42,12 @@ const uint8_t ff_dca_channels[16] = {
1, 2, 2, 2, 2, 3, 3, 4, 4, 5, 6, 6, 6, 7, 8, 8 1, 2, 2, 2, 2, 3, 3, 4, 4, 5, 6, 6, 6, 7, 8, 8
}; };
const uint8_t ff_dca_bits_per_sample[7] = { const uint8_t ff_dca_bits_per_sample[8] = {
16, 16, 20, 20, 0, 24, 24 16, 16, 20, 20, 0, 24, 24, 0
};
const uint8_t ff_dca_dmix_primary_nch[8] = {
1, 2, 2, 3, 3, 4, 4, 0
}; };
/* ADPCM data */ /* ADPCM data */
@ -4180,6 +4184,37 @@ const uint32_t ff_dca_scale_factor_quant7[128] = {
5011872, 5688529, 6456542, 7328245, 8317638, 0, 0, 0 5011872, 5688529, 6456542, 7328245, 8317638, 0, 0, 0
}; };
const uint32_t ff_dca_joint_scale_factors[129] = {
3288, 3490, 3691, 3909, 4144, 4387, 4647, 4924,
5218, 5528, 5855, 6199, 6568, 6963, 7374, 7810,
8271, 8758, 9278, 9831, 10410, 11031, 11685, 12373,
13103, 13883, 14705, 15578, 16500, 17482, 18514, 19613,
20770, 22003, 23312, 24688, 26156, 27699, 29343, 31080,
32925, 34871, 36943, 39133, 41448, 43906, 46506, 49258,
52177, 55273, 58544, 62017, 65691, 69584, 73711, 78073,
82703, 87602, 92795, 98289, 104111, 110285, 116820, 123740,
131072, 138840, 147069, 155776, 165012, 174785, 185145, 196117,
207735, 220042, 233086, 246894, 261523, 277017, 293434, 310823,
329236, 348748, 369409, 391303, 414490, 439043, 465064, 492621,
521805, 552725, 585475, 620170, 656920, 695843, 737073, 780745,
827008, 876014, 927923, 982902, 1041144, 1102834, 1168181, 1237404,
1310720, 1388382, 1470649, 1557790, 1650098, 1747876, 1851441, 1961147,
2077355, 2200441, 2330825, 2468935, 2615232, 2770195, 2934335, 3108206,
3292378, 3487463, 3694108, 3913000, 4144862, 4390455, 4650611, 4926176,
5218066
};
const uint32_t ff_dca_scale_factor_adj[4] = {
4194304, 4718592, 5242880, 6029312
};
const uint32_t ff_dca_quant_levels[32] = {
1, 3, 5, 7, 9, 13, 17, 25,
32, 64, 128, 256, 512, 1024, 2048, 4096,
8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576,
2097152, 4194304, 8388608, 0, 0, 0, 0, 0
};
/* 20bits unsigned fractional binary codes */ /* 20bits unsigned fractional binary codes */
const uint32_t ff_dca_lossy_quant[32] = { const uint32_t ff_dca_lossy_quant[32] = {
0, 6710886, 4194304, 3355443, 2474639, 2097152, 1761608, 1426063, 0, 6710886, 4194304, 3355443, 2474639, 2097152, 1761608, 1426063,
@ -8032,6 +8067,562 @@ DECLARE_ALIGNED(16, const float, ff_dca_fir_64bands)[1024] = {
7.0950903150874990e-8, 7.1279389866041690e-8, 7.0950903150874990e-8, 7.1279389866041690e-8,
}; };
DECLARE_ALIGNED(16, const int32_t, ff_dca_fir_32bands_perfect_fixed)[512] = {
0, 0, -3, -10,
-35, -105, -218, -141,
-170, -216, -239, -254,
-257, -251, -235, -212,
-267, -317, -362, -400,
-425, -434, -427, -373,
-339, -593, -321, -120,
-39, -16, 0, 1,
1, 1, -3, -1,
-6, -38, -93, -496,
-723, -970, -1235, -1501,
-1753, -1978, -2163, -2295,
-2891, -2915, -2860, -2726,
-2517, -2243, -1915, -1590,
-1192, -252, -117, -22,
-6, -13, 12, 14,
32, 25, 469, 942,
1403, 1421, 1239, 2838,
3539, 4259, 5002, 5716,
6365, 6908, 7311, 7545,
11680, 12355, 12785, 12951,
12841, 12453, 11803, 10864,
9762, 7099, 6725, 5954,
4284, 2584, 215, 379,
557, 701, -29, -687,
-1578, -2749, -4076, -7933,
-10049, -12133, -14039, -15752,
-17213, -18400, -19291, -19878,
-1444, -3005, -4523, -5927,
-7143, -8093, -8713, -8939,
-8700, -9481, -7515, -5279,
-2725, 61, 5763, 6113,
7571, 6735, 17126, 20165,
23328, 26775, 30310, 32639,
35464, 38064, 40423, 42512,
44261, 45632, 46578, 46974,
-45572, -45008, -43753, -41661,
-38655, -34660, -29587, -23375,
-15998, -7631, 2472, 13757,
26188, 39942, 49789, 67293,
84699, 101701, 127325, 148404,
170391, 193280, 217044, 241451,
266537, 292144, 318161, 344417,
370786, 397082, 423133, 448757,
475085, 499136, 522007, 543516,
563424, 581467, 597422, 611005,
621975, 630083, 634996, 636457,
634311, 628147, 619871, 604524,
585077, 561301, 529204, 494129,
453552, 407189, 354920, 296502,
231916, 161012, 83700, -86,
-90377, -187193, -290528, -400329,
516487, 639054, 767835, 902710,
1043512, 1190048, 1342100, 1499418,
1661729, 1828700, 2000071, 2175433,
2354437, 2536630, 2721120, 2908704,
3098059, 3288764, 3480801, 3672922,
3864970, 4056432, 4246767, 4435454,
4621921, 4805642, 4986073, 5162677,
5334921, 5502279, 5664239, 5820300,
5969913, 6112723, 6248225, 6375985,
6495593, 6606663, 6708832, 6801769,
6885168, 6958762, 7022294, 7075566,
7118382, 7150633, 7172314, 7183082,
7183082, 7172314, 7150633, 7118382,
7075566, 7022294, 6958762, 6885168,
6801769, 6708832, 6606663, 6495593,
6375985, 6248225, 6112723, 5969913,
-5820300, -5664239, -5502279, -5334921,
-5162677, -4986073, -4805642, -4621921,
-4435454, -4246767, -4056432, -3864970,
-3672922, -3480801, -3288764, -3098059,
-2908704, -2721120, -2536630, -2354437,
-2175433, -2000071, -1828700, -1661729,
-1499418, -1342100, -1190048, -1043512,
-902710, -767835, -639054, -516487,
-400329, -290528, -187193, -90377,
-86, 83700, 161012, 231916,
296502, 354920, 407189, 453552,
494129, 529204, 561301, 585077,
604524, 619871, 628147, 634311,
636457, 634996, 630083, 621975,
611005, 597422, 581467, 563424,
543516, 522007, 499136, 475085,
-448757, -423133, -397082, -370786,
-344417, -318161, -292144, -266537,
-241451, -217044, -193280, -170391,
-148404, -127325, -101701, -84699,
-67293, -49789, -39942, -26188,
-13757, -2472, 7631, 15998,
23375, 29587, 34660, 38655,
41661, 43753, 45008, 45572,
46974, 46578, 45632, 44261,
42512, 40423, 38064, 35464,
32639, 30310, 26775, 23328,
20165, 17126, 6735, 7571,
6113, 5763, 61, -2725,
-5279, -7515, -9481, -8700,
-8939, -8713, -8093, -7143,
-5927, -4523, -3005, -1444,
19878, 19291, 18400, 17213,
15752, 14039, 12133, 10049,
7933, 4076, 2749, 1578,
687, 29, -701, -557,
-379, -215, -2584, -4284,
-5954, -6725, -7099, -9762,
-10864, -11803, -12453, -12841,
-12951, -12785, -12355, -11680,
7545, 7311, 6908, 6365,
5716, 5002, 4259, 3539,
2838, 1239, 1421, 1403,
942, 469, 25, 32,
14, 12, -13, -6,
-22, -117, -252, -1192,
-1590, -1915, -2243, -2517,
-2726, -2860, -2915, -2891,
2295, 2163, 1978, 1753,
1501, 1235, 970, 723,
496, 93, 38, 6,
1, 3, -1, -1,
-1, 0, 16, 39,
120, 321, 593, 339,
373, 427, 434, 425,
400, 362, 317, 267,
-212, -235, -251, -257,
-254, -239, -216, -170,
-141, -218, -105, -35,
-10, -3, 0, 0
};
DECLARE_ALIGNED(16, const int32_t, ff_dca_fir_32bands_nonperfect_fixed)[512] = {
-53, -64, -77, -91,
-107, -124, -144, -165,
-189, -215, -244, -277,
-313, -353, -397, -447,
502, 563, 631, 706,
789, 881, 983, 1095,
1218, 1354, 1502, 1665,
1843, 2036, 2247, 2475,
2723, 2990, 3277, 3586,
3916, 4270, 4646, 5046,
5470, 5918, 6390, 6886,
7405, 7947, 8510, 9094,
9698, 10319, 10955, 11605,
12265, 12933, 13605, 14277,
14945, 15604, 16250, 16877,
17480, 18051, 18585, 19075,
19513, 19891, 20202, 20436,
20587, 20643, 20597, 20439,
20160, 19749, 19198, 18496,
17634, 16603, 15393, 13996,
-12403, -10605, -8595, -6366,
-3911, -1225, 1697, 4860,
8265, 11916, 15812, 19953,
24337, 28961, 33819, 38904,
44210, 49725, 55437, 61334,
67398, 73614, 79961, 86417,
92960, 99563, 106198, 112837,
119446, 125994, 132443, 138758,
144898, 150823, 156491, 161858,
166879, 171507, 175697, 179400,
182566, 185149, 187097, 188363,
188899, 188654, 187581, 185635,
182770, 178943, 174112, 168238,
161285, 153218, 144007, 133624,
122046, 109254, 95232, 79969,
63462, 45709, 26715, 6492,
14943, 37567, 61350, 86256,
112242, 139258, 167246, 196143,
225877, 256368, 287532, 319275,
351496, 384088, 416936, 449919,
482909, 515770, 548362, 580539,
612148, 643030, 673024, 701963,
729674, 755985, 780717, 803690,
824721, 843628, 860226, 874332,
885761, 894330, 899861, 902174,
901096, 896456, 888088, 875832,
859535, 839050, 814237, 784966,
751116, 712574, 669239, 621021,
567840, 509632, 446341, 377927,
304365, 225641, 141757, 52732,
-41403, -140599, -244793, -353905,
-467840, -586486, -709716, -837385,
969336, 1105393, 1245366, 1389049,
1536224, 1686655, 1840096, 1996285,
2154949, 2315802, 2478547, 2642877,
2808475, 2975015, 3142163, 3309579,
3476914, 3643818, 3809934, 3974901,
4138360, 4299948, 4459303, 4616064,
4769873, 4920374, 5067219, 5210063,
5348569, 5482406, 5611255, 5734805,
5852757, 5964823, 6070729, 6170216,
6263037, 6348961, 6427777, 6499286,
6563310, 6619688, 6668279, 6708963,
6741632, 6766206, 6782623, 6790843,
6790843, 6782623, 6766206, 6741632,
6708963, 6668279, 6619688, 6563310,
6499286, 6427777, 6348961, 6263037,
6170216, 6070729, 5964823, 5852757,
-5734805, -5611255, -5482406, -5348569,
-5210063, -5067219, -4920374, -4769873,
-4616064, -4459303, -4299948, -4138360,
-3974901, -3809934, -3643818, -3476914,
-3309579, -3142163, -2975015, -2808475,
-2642877, -2478547, -2315802, -2154949,
-1996285, -1840096, -1686655, -1536224,
-1389049, -1245366, -1105393, -969336,
-837385, -709716, -586486, -467840,
-353905, -244793, -140599, -41403,
52732, 141757, 225641, 304365,
377927, 446341, 509632, 567840,
621021, 669239, 712574, 751116,
784966, 814237, 839050, 859535,
875832, 888088, 896456, 901096,
902174, 899861, 894330, 885761,
-874332, -860226, -843628, -824721,
-803690, -780717, -755985, -729674,
-701963, -673024, -643030, -612148,
-580539, -548362, -515770, -482909,
-449919, -416936, -384088, -351496,
-319275, -287532, -256368, -225877,
-196143, -167246, -139258, -112242,
-86256, -61350, -37567, -14943,
6492, 26715, 45709, 63462,
79969, 95232, 109254, 122046,
133624, 144007, 153218, 161285,
168238, 174112, 178943, 182770,
185635, 187581, 188654, 188899,
188363, 187097, 185149, 182566,
179400, 175697, 171507, 166879,
161858, 156491, 150823, 144898,
-138758, -132443, -125994, -119446,
-112837, -106198, -99563, -92960,
-86417, -79961, -73614, -67398,
-61334, -55437, -49725, -44210,
-38904, -33819, -28961, -24337,
-19953, -15812, -11916, -8265,
-4860, -1697, 1225, 3911,
6366, 8595, 10605, 12403,
13996, 15393, 16603, 17634,
18496, 19198, 19749, 20160,
20439, 20597, 20643, 20587,
20436, 20202, 19891, 19513,
19075, 18585, 18051, 17480,
16877, 16250, 15604, 14945,
14277, 13605, 12933, 12265,
11605, 10955, 10319, 9698,
-9094, -8510, -7947, -7405,
-6886, -6390, -5918, -5470,
-5046, -4646, -4270, -3916,
-3586, -3277, -2990, -2723,
-2475, -2247, -2036, -1843,
-1665, -1502, -1354, -1218,
-1095, -983, -881, -789,
-706, -631, -563, -502,
-447, -397, -353, -313,
-277, -244, -215, -189,
-165, -144, -124, -107,
-91, -77, -64, -53
};
DECLARE_ALIGNED(16, const int32_t, ff_dca_lfe_fir_64_fixed)[256] = {
6103, 52170, -558064, 1592440, 6290049, 1502534, -546669, 53047,
1930, 51089, -568920, 1683709, 6286575, 1414057, -534782, 53729,
2228, 49794, -579194, 1776276, 6279634, 1327070, -522445, 54228,
2552, 48275, -588839, 1870070, 6269231, 1241632, -509702, 54550,
2904, 46523, -597808, 1965017, 6255380, 1157798, -496595, 54708,
3287, 44529, -606054, 2061044, 6238099, 1075621, -483164, 54710,
3704, 42282, -613529, 2158071, 6217408, 995149, -469451, 54566,
4152, 39774, -620186, 2256019, 6193332, 916430, -455494, 54285,
4631, 36995, -625976, 2354805, 6165900, 839507, -441330, 53876,
5139, 33937, -630850, 2454343, 6135146, 764419, -426998, 53348,
5682, 30591, -634759, 2554547, 6101107, 691203, -412531, 52711,
6264, 26948, -637655, 2655326, 6063824, 619894, -397966, 51972,
6886, 23001, -639488, 2756591, 6023343, 550521, -383335, 51140,
7531, 18741, -640210, 2858248, 5979711, 483113, -368671, 50224,
8230, 14162, -639772, 2960201, 5932981, 417692, -354003, 49231,
8959, 9257, -638125, 3062355, 5883210, 354281, -339362, 48168,
9727, 4018, -635222, 3164612, 5830457, 292897, -324777, 47044,
10535, -1558, -631014, 3266872, 5774785, 233555, -310273, 45866,
11381, -7480, -625455, 3369035, 5716260, 176267, -295877, 44640,
12267, -13750, -618499, 3471000, 5654952, 121042, -281613, 43373,
13190, -20372, -610098, 3572664, 5590933, 67886, -267505, 42072,
14152, -27352, -600209, 3673924, 5524280, 16800, -253574, 40743,
15153, -34691, -588788, 3774676, 5455069, -32214, -239840, 39391,
16192, -42390, -575791, 3874816, 5383383, -79159, -226323, 38022,
17267, -50453, -561178, 3974239, 5309305, -124041, -213041, 36642,
18377, -58879, -544906, 4072841, 5232922, -166869, -200010, 35256,
19525, -67667, -526937, 4170517, 5154321, -207653, -187246, 33866,
20704, -76817, -507233, 4267162, 5073593, -246406, -174764, 32480,
21915, -86327, -485757, 4362672, 4990831, -283146, -162575, 31101,
23157, -96193, -462476, 4456942, 4906129, -317890, -150692, 29732,
24426, -106412, -437356, 4549871, 4819584, -350658, -139125, 28376,
25721, -116977, -410365, 4641355, 4731293, -381475, -127884, 27038
};
DECLARE_ALIGNED(16, const int32_t, ff_dca_fir_64bands_fixed)[1024] = {
-38, -38, -43, -48,
-52, -57, -62, -67,
-73, -79, -85, -91,
-98, -105, -113, -121,
-129, -138, -147, -157,
-167, -178, -190, -202,
-215, -228, -242, -257,
-273, -289, -307, -325,
345, 365, 387, 410,
433, 459, 485, 513,
543, 574, 606, 640,
676, 714, 753, 795,
839, 884, 932, 983,
1035, 1090, 1148, 1208,
1271, 1336, 1405, 1476,
1550, 1628, 1709, 1793,
1880, 1971, 2065, 2163,
2265, 2370, 2479, 2592,
2709, 2830, 2955, 3084,
3217, 3354, 3496, 3642,
3791, 3946, 4104, 4267,
4433, 4604, 4780, 4959,
5143, 5330, 5522, 5717,
5916, 6119, 6326, 6536,
6749, 6966, 7186, 7408,
7633, 7861, 8090, 8322,
8556, 8791, 9027, 9264,
9501, 9739, 9977, 10214,
10450, 10685, 10918, 11149,
11377, 11603, 11825, 12042,
12255, 12463, 12665, 12861,
13050, 13231, 13405, 13569,
13724, 13869, 14002, 14125,
14235, 14331, 14415, 14483,
14536, 14573, 14594, 14596,
14580, 14544, 14488, 14412,
14313, 14191, 14046, 13877,
13682, 13461, 13213, 12937,
12632, 12298, 11934, 11538,
11111, 10650, 10156, 9628,
-9065, -8466, -7830, -7158,
-6447, -5698, -4910, -4083,
-3215, -2306, -1357, -366,
668, 1743, 2861, 4022,
5226, 6474, 7764, 9098,
10476, 11897, 13361, 14868,
16418, 18011, 19645, 21322,
23039, 24798, 26596, 28433,
30309, 32222, 34172, 36158,
38177, 40231, 42315, 44431,
46575, 48747, 50945, 53167,
55411, 57676, 59959, 62258,
64571, 66897, 69231, 71573,
73919, 76268, 78615, 80959,
83296, 85624, 87939, 90239,
92519, 94778, 97011, 99215,
101386, 103521, 105616, 107668,
109673, 111626, 113524, 115362,
117138, 118847, 120484, 122045,
123527, 124925, 126234, 127451,
128571, 129591, 130504, 131308,
131997, 132568, 133016, 133338,
133528, 133582, 133495, 133265,
132886, 132355, 131668, 130820,
129807, 128626, 127274, 125746,
124038, 122148, 120071, 117806,
115348, 112694, 109843, 106790,
103534, 100071, 96401, 92520,
88426, 84119, 79597, 74857,
69900, 64723, 59327, 53711,
47875, 41818, 35542, 29045,
22330, 15397, 8247, 881,
6697, 14487, 22487, 30692,
39101, 47711, 56517, 65516,
74704, 84076, 93628, 103355,
113251, 123311, 133528, 143897,
154410, 165061, 175843, 186747,
197766, 208892, 220116, 231429,
242822, 254285, 265810, 277384,
288999, 300644, 312306, 323976,
335641, 347289, 358909, 370488,
382013, 393471, 404848, 416133,
427310, 438366, 449286, 460057,
470663, 481090, 491323, 501347,
511147, 520707, 530011, 539044,
547790, 556233, 564357, 572146,
579584, 586654, 593341, 599627,
605498, 610936, 615925, 620449,
624491, 628037, 631069, 633571,
635529, 636925, 637745, 637972,
637593, 636592, 634953, 632662,
629705, 626068, 621737, 616698,
610938, 604443, 597202, 589202,
580431, 570877, 560530, 549378,
537411, 524620, 510994, 496525,
481205, 465026, 447979, 430058,
411256, 391569, 370989, 349514,
327137, 303857, 279670, 254573,
228564, 201644, 173811, 145065,
115408, 84840, 53365, 20984,
-12298, -46478, -81550, -117508,
-154347, -192060, -230638, -270073,
-310356, -351478, -393427, -436192,
-479762, -524124, -569264, -615168,
661821, 709209, 757314, 806121,
855611, 905766, 956569, 1007998,
1060035, 1112658, 1165846, 1219578,
1273830, 1328580, 1383805, 1439479,
1495578, 1552077, 1608950, 1666171,
1723714, 1781550, 1839653, 1897995,
1956546, 2015279, 2074163, 2133170,
2192270, 2251432, 2310626, 2369822,
2428988, 2488093, 2547106, 2605996,
2664731, 2723279, 2781607, 2839685,
2897481, 2954962, 3012096, 3068851,
3125195, 3181097, 3236524, 3291445,
3345829, 3399643, 3452858, 3505441,
3557362, 3608591, 3659098, 3708853,
3757825, 3805987, 3853309, 3899763,
3945322, 3989957, 4033642, 4076350,
4118055, 4158733, 4198357, 4236904,
4274351, 4310673, 4345850, 4379859,
4412678, 4444289, 4474670, 4503803,
4531671, 4558255, 4583539, 4607508,
4630146, 4651438, 4671373, 4689936,
4707117, 4722905, 4737290, 4750262,
4761813, 4771936, 4780625, 4787874,
4793679, 4798036, 4800943, 4802396,
4802396, 4800943, 4798036, 4793679,
4787874, 4780625, 4771936, 4761813,
4750262, 4737290, 4722905, 4707117,
4689936, 4671373, 4651438, 4630146,
4607508, 4583539, 4558255, 4531671,
4503803, 4474670, 4444289, 4412678,
4379859, 4345850, 4310673, 4274351,
4236904, 4198357, 4158733, 4118055,
-4076350, -4033642, -3989957, -3945322,
-3899763, -3853309, -3805987, -3757825,
-3708853, -3659098, -3608591, -3557362,
-3505441, -3452858, -3399643, -3345829,
-3291445, -3236524, -3181097, -3125195,
-3068851, -3012096, -2954962, -2897481,
-2839685, -2781607, -2723279, -2664731,
-2605996, -2547106, -2488093, -2428988,
-2369822, -2310626, -2251432, -2192270,
-2133170, -2074163, -2015279, -1956546,
-1897995, -1839653, -1781550, -1723714,
-1666171, -1608950, -1552077, -1495578,
-1439479, -1383805, -1328580, -1273830,
-1219578, -1165846, -1112658, -1060035,
-1007998, -956569, -905766, -855611,
-806121, -757314, -709209, -661821,
-615168, -569264, -524124, -479762,
-436192, -393427, -351478, -310356,
-270073, -230638, -192060, -154347,
-117508, -81550, -46478, -12298,
20984, 53365, 84840, 115408,
145065, 173811, 201644, 228564,
254573, 279670, 303857, 327137,
349514, 370989, 391569, 411256,
430058, 447979, 465026, 481205,
496525, 510994, 524620, 537411,
549378, 560530, 570877, 580431,
589202, 597202, 604443, 610938,
616698, 621737, 626068, 629705,
632662, 634953, 636592, 637593,
637972, 637745, 636925, 635529,
633571, 631069, 628037, 624491,
-620449, -615925, -610936, -605498,
-599627, -593341, -586654, -579584,
-572146, -564357, -556233, -547790,
-539044, -530011, -520707, -511147,
-501347, -491323, -481090, -470663,
-460057, -449286, -438366, -427310,
-416133, -404848, -393471, -382013,
-370488, -358909, -347289, -335641,
-323976, -312306, -300644, -288999,
-277384, -265810, -254285, -242822,
-231429, -220116, -208892, -197766,
-186747, -175843, -165061, -154410,
-143897, -133528, -123311, -113251,
-103355, -93628, -84076, -74704,
-65516, -56517, -47711, -39101,
-30692, -22487, -14487, -6697,
881, 8247, 15397, 22330,
29045, 35542, 41818, 47875,
53711, 59327, 64723, 69900,
74857, 79597, 84119, 88426,
92520, 96401, 100071, 103534,
106790, 109843, 112694, 115348,
117806, 120071, 122148, 124038,
125746, 127274, 128626, 129807,
130820, 131668, 132355, 132886,
133265, 133495, 133582, 133528,
133338, 133016, 132568, 131997,
131308, 130504, 129591, 128571,
127451, 126234, 124925, 123527,
122045, 120484, 118847, 117138,
115362, 113524, 111626, 109673,
107668, 105616, 103521, 101386,
-99215, -97011, -94778, -92519,
-90239, -87939, -85624, -83296,
-80959, -78615, -76268, -73919,
-71573, -69231, -66897, -64571,
-62258, -59959, -57676, -55411,
-53167, -50945, -48747, -46575,
-44431, -42315, -40231, -38177,
-36158, -34172, -32222, -30309,
-28433, -26596, -24798, -23039,
-21322, -19645, -18011, -16418,
-14868, -13361, -11897, -10476,
-9098, -7764, -6474, -5226,
-4022, -2861, -1743, -668,
366, 1357, 2306, 3215,
4083, 4910, 5698, 6447,
7158, 7830, 8466, 9065,
9628, 10156, 10650, 11111,
11538, 11934, 12298, 12632,
12937, 13213, 13461, 13682,
13877, 14046, 14191, 14313,
14412, 14488, 14544, 14580,
14596, 14594, 14573, 14536,
14483, 14415, 14331, 14235,
14125, 14002, 13869, 13724,
13569, 13405, 13231, 13050,
12861, 12665, 12463, 12255,
12042, 11825, 11603, 11377,
11149, 10918, 10685, 10450,
10214, 9977, 9739, 9501,
9264, 9027, 8791, 8556,
8322, 8090, 7861, 7633,
7408, 7186, 6966, 6749,
-6536, -6326, -6119, -5916,
-5717, -5522, -5330, -5143,
-4959, -4780, -4604, -4433,
-4267, -4104, -3946, -3791,
-3642, -3496, -3354, -3217,
-3084, -2955, -2830, -2709,
-2592, -2479, -2370, -2265,
-2163, -2065, -1971, -1880,
-1793, -1709, -1628, -1550,
-1476, -1405, -1336, -1271,
-1208, -1148, -1090, -1035,
-983, -932, -884, -839,
-795, -753, -714, -676,
-640, -606, -574, -543,
-513, -485, -459, -433,
-410, -387, -365, -345,
-325, -307, -289, -273,
-257, -242, -228, -215,
-202, -190, -178, -167,
-157, -147, -138, -129,
-121, -113, -105, -98,
-91, -85, -79, -73,
-67, -62, -57, -52,
-48, -43, -38, -38
};
/* /*
* D.11 Look-up Table for Downmix Scale Factors * D.11 Look-up Table for Downmix Scale Factors
* *
@ -8107,6 +8698,33 @@ const uint32_t ff_dca_inv_dmixtable[FF_DCA_INV_DMIXTABLE_SIZE] = {
65536, 65536,
}; };
const uint16_t ff_dca_xll_refl_coeff[128] = {
0, 3070, 5110, 7140, 9156, 11154, 13132, 15085,
17010, 18904, 20764, 22588, 24373, 26117, 27818, 29474,
31085, 32648, 34164, 35631, 37049, 38418, 39738, 41008,
42230, 43404, 44530, 45609, 46642, 47630, 48575, 49477,
50337, 51157, 51937, 52681, 53387, 54059, 54697, 55302,
55876, 56421, 56937, 57426, 57888, 58326, 58741, 59132,
59502, 59852, 60182, 60494, 60789, 61066, 61328, 61576,
61809, 62029, 62236, 62431, 62615, 62788, 62951, 63105,
63250, 63386, 63514, 63635, 63749, 63855, 63956, 64051,
64140, 64224, 64302, 64376, 64446, 64512, 64573, 64631,
64686, 64737, 64785, 64830, 64873, 64913, 64950, 64986,
65019, 65050, 65079, 65107, 65133, 65157, 65180, 65202,
65222, 65241, 65259, 65275, 65291, 65306, 65320, 65333,
65345, 65357, 65368, 65378, 65387, 65396, 65405, 65413,
65420, 65427, 65434, 65440, 65446, 65451, 65456, 65461,
65466, 65470, 65474, 65478, 65481, 65485, 65488, 65491
};
const int32_t ff_dca_xll_band_coeff[20] = {
868669, -5931642, -1228483, 4194304,
-20577, 122631, -393647, 904476,
-1696305, 2825313, -4430736, 6791313,
41153, -245210, 785564, -1788164,
3259333, -5074941, 6928550, -8204883
};
const int32_t ff_dca_sampling_freqs[16] = { const int32_t ff_dca_sampling_freqs[16] = {
8000, 16000, 32000, 64000, 128000, 22050, 44100, 88200, 8000, 16000, 32000, 64000, 128000, 22050, 44100, 88200,
176400, 352800, 12000, 24000, 48000, 96000, 192000, 384000, 176400, 352800, 12000, 24000, 48000, 96000, 192000, 384000,

24
libavcodec/dcadata.h
Unescape View File

@ -27,13 +27,21 @@ extern const uint32_t ff_dca_bit_rates[32];
extern const uint8_t ff_dca_channels[16]; extern const uint8_t ff_dca_channels[16];
extern const uint8_t ff_dca_bits_per_sample[7]; extern const uint8_t ff_dca_bits_per_sample[8];
extern const uint8_t ff_dca_dmix_primary_nch[8];
extern const int16_t ff_dca_adpcm_vb[4096][4]; extern const int16_t ff_dca_adpcm_vb[4096][4];
extern const uint32_t ff_dca_scale_factor_quant6[64]; extern const uint32_t ff_dca_scale_factor_quant6[64];
extern const uint32_t ff_dca_scale_factor_quant7[128]; extern const uint32_t ff_dca_scale_factor_quant7[128];
extern const uint32_t ff_dca_joint_scale_factors[129];
extern const uint32_t ff_dca_scale_factor_adj[4];
extern const uint32_t ff_dca_quant_levels[32];
extern const uint32_t ff_dca_lossy_quant[32]; extern const uint32_t ff_dca_lossy_quant[32];
extern const uint32_t ff_dca_lossless_quant[32]; extern const uint32_t ff_dca_lossless_quant[32];
@ -47,12 +55,22 @@ extern const float ff_dca_lfe_fir_64[256];
extern const float ff_dca_lfe_fir_128[256]; extern const float ff_dca_lfe_fir_128[256];
extern const float ff_dca_fir_64bands[1024]; extern const float ff_dca_fir_64bands[1024];
#define FF_DCA_DMIXTABLE_SIZE 242 extern const int32_t ff_dca_fir_32bands_perfect_fixed[512];
#define FF_DCA_INV_DMIXTABLE_SIZE 201 extern const int32_t ff_dca_fir_32bands_nonperfect_fixed[512];
extern const int32_t ff_dca_lfe_fir_64_fixed[256];
extern const int32_t ff_dca_fir_64bands_fixed[1024];
#define FF_DCA_DMIXTABLE_SIZE 242U
#define FF_DCA_INV_DMIXTABLE_SIZE 201U
#define FF_DCA_DMIXTABLE_OFFSET (FF_DCA_DMIXTABLE_SIZE - FF_DCA_INV_DMIXTABLE_SIZE)
extern const uint16_t ff_dca_dmixtable[FF_DCA_DMIXTABLE_SIZE]; extern const uint16_t ff_dca_dmixtable[FF_DCA_DMIXTABLE_SIZE];
extern const uint32_t ff_dca_inv_dmixtable[FF_DCA_INV_DMIXTABLE_SIZE]; extern const uint32_t ff_dca_inv_dmixtable[FF_DCA_INV_DMIXTABLE_SIZE];
extern const uint16_t ff_dca_xll_refl_coeff[128];
extern const int32_t ff_dca_xll_band_coeff[20];
extern const int32_t ff_dca_sampling_freqs[16]; extern const int32_t ff_dca_sampling_freqs[16];
extern const int8_t ff_dca_lfe_index[16]; extern const int8_t ff_dca_lfe_index[16];

Write Preview
Loading…
Cancel
Save