#include <stdint.h>
-#include "libavutil/channel_layout.h"
#include "libavutil/mem.h"
#include "dca.h"
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] = {
- 16, 16, 20, 20, 0, 24, 24
+const uint8_t ff_dca_bits_per_sample[8] = {
+ 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 */
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 */
const uint32_t ff_dca_lossy_quant[32] = {
0, 6710886, 4194304, 3355443, 2474639, 2097152, 1761608, 1426063,
};
#undef SCALE
-
-#define SCALE(c) ((float)(c) / (256.0f * 32768.0f * 8388608.0f))
-DECLARE_ALIGNED(16, const float, ff_dca_lfe_xll_fir_64)[256] = {
- SCALE( 6103), SCALE( 52170), SCALE(-558064), SCALE(1592440),
- SCALE(6290049), SCALE(1502534), SCALE(-546669), SCALE( 53047),
- SCALE( 1930), SCALE( 51089), SCALE(-568920), SCALE(1683709),
- SCALE(6286575), SCALE(1414057), SCALE(-534782), SCALE( 53729),
- SCALE( 2228), SCALE( 49794), SCALE(-579194), SCALE(1776276),
- SCALE(6279634), SCALE(1327070), SCALE(-522445), SCALE( 54228),
- SCALE( 2552), SCALE( 48275), SCALE(-588839), SCALE(1870070),
- SCALE(6269231), SCALE(1241632), SCALE(-509702), SCALE( 54550),
- SCALE( 2904), SCALE( 46523), SCALE(-597808), SCALE(1965017),
- SCALE(6255380), SCALE(1157798), SCALE(-496595), SCALE( 54708),
- SCALE( 3287), SCALE( 44529), SCALE(-606054), SCALE(2061044),
- SCALE(6238099), SCALE(1075621), SCALE(-483164), SCALE( 54710),
- SCALE( 3704), SCALE( 42282), SCALE(-613529), SCALE(2158071),
- SCALE(6217408), SCALE( 995149), SCALE(-469451), SCALE( 54566),
- SCALE( 4152), SCALE( 39774), SCALE(-620186), SCALE(2256019),
- SCALE(6193332), SCALE( 916430), SCALE(-455494), SCALE( 54285),
- SCALE( 4631), SCALE( 36995), SCALE(-625976), SCALE(2354805),
- SCALE(6165900), SCALE( 839507), SCALE(-441330), SCALE( 53876),
- SCALE( 5139), SCALE( 33937), SCALE(-630850), SCALE(2454343),
- SCALE(6135146), SCALE( 764419), SCALE(-426998), SCALE( 53348),
- SCALE( 5682), SCALE( 30591), SCALE(-634759), SCALE(2554547),
- SCALE(6101107), SCALE( 691203), SCALE(-412531), SCALE( 52711),
- SCALE( 6264), SCALE( 26948), SCALE(-637655), SCALE(2655326),
- SCALE(6063824), SCALE( 619894), SCALE(-397966), SCALE( 51972),
- SCALE( 6886), SCALE( 23001), SCALE(-639488), SCALE(2756591),
- SCALE(6023343), SCALE( 550521), SCALE(-383335), SCALE( 51140),
- SCALE( 7531), SCALE( 18741), SCALE(-640210), SCALE(2858248),
- SCALE(5979711), SCALE( 483113), SCALE(-368671), SCALE( 50224),
- SCALE( 8230), SCALE( 14162), SCALE(-639772), SCALE(2960201),
- SCALE(5932981), SCALE( 417692), SCALE(-354003), SCALE( 49231),
- SCALE( 8959), SCALE( 9257), SCALE(-638125), SCALE(3062355),
- SCALE(5883210), SCALE( 354281), SCALE(-339362), SCALE( 48168),
- SCALE( 9727), SCALE( 4018), SCALE(-635222), SCALE(3164612),
- SCALE(5830457), SCALE( 292897), SCALE(-324777), SCALE( 47044),
- SCALE( 10535), SCALE( -1558), SCALE(-631014), SCALE(3266872),
- SCALE(5774785), SCALE( 233555), SCALE(-310273), SCALE( 45866),
- SCALE( 11381), SCALE( -7480), SCALE(-625455), SCALE(3369035),
- SCALE(5716260), SCALE( 176267), SCALE(-295877), SCALE( 44640),
- SCALE( 12267), SCALE( -13750), SCALE(-618499), SCALE(3471000),
- SCALE(5654952), SCALE( 121042), SCALE(-281613), SCALE( 43373),
- SCALE( 13190), SCALE( -20372), SCALE(-610098), SCALE(3572664),
- SCALE(5590933), SCALE( 67886), SCALE(-267505), SCALE( 42072),
- SCALE( 14152), SCALE( -27352), SCALE(-600209), SCALE(3673924),
- SCALE(5524280), SCALE( 16800), SCALE(-253574), SCALE( 40743),
- SCALE( 15153), SCALE( -34691), SCALE(-588788), SCALE(3774676),
- SCALE(5455069), SCALE( -32214), SCALE(-239840), SCALE( 39391),
- SCALE( 16192), SCALE( -42390), SCALE(-575791), SCALE(3874816),
- SCALE(5383383), SCALE( -79159), SCALE(-226323), SCALE( 38022),
- SCALE( 17267), SCALE( -50453), SCALE(-561178), SCALE(3974239),
- SCALE(5309305), SCALE(-124041), SCALE(-213041), SCALE( 36642),
- SCALE( 18377), SCALE( -58879), SCALE(-544906), SCALE(4072841),
- SCALE(5232922), SCALE(-166869), SCALE(-200010), SCALE( 35256),
- SCALE( 19525), SCALE( -67667), SCALE(-526937), SCALE(4170517),
- SCALE(5154321), SCALE(-207653), SCALE(-187246), SCALE( 33866),
- SCALE( 20704), SCALE( -76817), SCALE(-507233), SCALE(4267162),
- SCALE(5073593), SCALE(-246406), SCALE(-174764), SCALE( 32480),
- SCALE( 21915), SCALE( -86327), SCALE(-485757), SCALE(4362672),
- SCALE(4990831), SCALE(-283146), SCALE(-162575), SCALE( 31101),
- SCALE( 23157), SCALE( -96193), SCALE(-462476), SCALE(4456942),
- SCALE(4906129), SCALE(-317890), SCALE(-150692), SCALE( 29732),
- SCALE( 24426), SCALE(-106412), SCALE(-437356), SCALE(4549871),
- SCALE(4819584), SCALE(-350658), SCALE(-139125), SCALE( 28376),
- SCALE( 25721), SCALE(-116977), SCALE(-410365), SCALE(4641355),
- SCALE(4731293), SCALE(-381475), SCALE(-127884), SCALE( 27038),
-};
-#undef SCALE
-
DECLARE_ALIGNED(16, const float, ff_dca_fir_64bands)[1024] = {
/* Bank 0 */
-7.1279389866041690e-8, -7.0950903150874990e-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
*
65536,
};
-const float ff_dca_default_coeffs[10][6][2] = {
- { { 0.707107, 0.707107 }, { 0.000000, 0.000000 }, }, // A [LFE]
- { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // A + B (dual mono) [LFE]
- { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // L + R (stereo) [LFE]
- { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // (L+R) + (L-R) (sum-difference) [LFE]
- { { 1.000000, 0.000000 }, { 0.000000, 1.000000 }, { 0.000000, 0.000000 }, }, // LT + RT (left and right total) [LFE]
- { { 0.501187, 0.501187 }, { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.000000, 0.000000 }, }, // C + L + R [LFE]
- { { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.501187 }, { 0.000000, 0.000000 }, }, // L + R + S [LFE]
- { { 0.501187, 0.501187 }, { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.501187 }, { 0.000000, 0.000000 }, }, // C + L + R + S [LFE]
- { { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.000000 }, { 0.000000, 0.501187 }, { 0.000000, 0.000000 }, }, // L + R + SL + SR [LFE]
- { { 0.501187, 0.501187 }, { 0.707107, 0.000000 }, { 0.000000, 0.707107 }, { 0.501187, 0.000000 }, { 0.000000, 0.501187 }, { 0.000000, 0.000000 }, }, // C + L + R + SL + SR [LFE]
+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] = {
176400, 352800, 12000, 24000, 48000, 96000, 192000, 384000,
};
-/* downmix coeffs
- *
- * TABLE 9
- * ______________________________________
- * Down-mix coefficients for 8-channel source
- * audio (5 + 3 format)
- * lt
- * cen- rt lt ctr rt
- * lt ter ctr center
- * rt srd srd srd
- * ______________________________________
- * 1 0.71 0.74 1.0 0.71 0.71 0.58 0.58 0.58
- * 2 left 1.0 0.89 0.71 0.46 0.71 0.50
- * rt 0.45 0.71 0.89 1.0 0.50 0.71
- * 3 lt 1.0 0.89 0.71 0.45
- * rt 0.45 0.71 0.89 1.0
- * srd 0.71 0.71 0.71
- * 4 lt 1.0 0.89 0.71 0.45
- * rt 0.45 0.71 0.89 1.0
- * lt srd 1.0 0.71
- * rt srd 0.71 0.71
- * 4 lt 1.0 0.5
- * ctr 0.87 1.0 0.87
- * rt 0.5 1.0
- * srd 0.71 0.71 0.71
- * 5 lt 1.0 0.5
- * ctr 0.87 1.0 0.87
- * rt 0.5 1.0
- * lt srd 1.0 0.71
- * rt srd 0.71 1.0
- * 6 lt 1.0 0.5
- * lt ctr 0.87 0.71
- * rt ctr 0.71 0.87
- * rt 0.5 1.0
- * lt srd 1.0 0.71
- * rt srd 0.71 1.0
- * 6 lt 1.0 0.5
- * ctr 0.86 1.0 0.86
- * rt 0.5 1.0
- * lt srd 1.0
- * ctr srd 1.0
- * rt srd 1.0
- * 7 lt 1.0
- * lt ctr 1.0
- * ctr 1.0
- * rt ctr 1.0
- * rt 1.0
- * lt srd 1.0 0.71
- * rt srd 0.71 1.0
- * 7 lt 1.0 0.5
- * lt ctr 0.87 0.71
- * rt ctr 0.71 0.87
- * rt 0.5 1.0
- * lt srd 1.0
- * ctr srd 1.0
- * rt srd 1.0
- * 8 lt 1.0 0.5
- * lt ctr 0.87 0.71
- * rt ctr 0.71 0.87
- * rt 0.5 1.0
- * lt 1 srd 0.87 0.35
- * lt 2 srd 0.5 0.61
- * rt 2 srd 0.61 0.50
- * rt 2 srd 0.35 0.87
- *
- * Generation of Lt Rt
- *
- * In the case when the playback system has analog or digital surround
- * multi-channel capability, a down matrix from 5, 4, or 3 channel to
- * Lt Rt may be desirable. In the case when the number of decoded audio
- * channels exceeds 5, 4 or 3 respectively a first stage down mix to 5,
- * 4 or 3 chs should be used as described above.
- *
- * The down matrixing equations for 5-channel source audio to a
- * two-channel Lt Rt playback system are given by:
- *
- * Left = left + 0.7 * center - 0.7 * (lt surround + rt surround)
- *
- * Right = right + 0.7 * center + 0.7 * (lt surround + rt surround)
- *
- * Embedded mixing to 2-channel
- *
- * One concern arising from the proliferation of multi-channel audio
- * systems is that most home systems presently have only two channel
- * playback capability. To accommodate this a fixed 2-channel down
- * matrix processes is commonly used following the multi-channel
- * decoding stage. However, for music only applications the image
- * quality etc. of the down matrixed signal may not match that of an
- * equivalent stereo recording found on CD.
- *
- * The concept of embedded mixing is to allow the producer to
- * dynamically specify the matrixing coefficients within the audio
- * frame itself. In this way the stereo down mix at the decoder may be
- * better matched to a 2-channel playback environment.
- *
- * CHS*2, 7-bit down mix indexes (MCOEFFS) are transmitted along with
- * the multi-channel audio once in every frame. The indexes are
- * converted to attenuation factors using a 7 bit LUT. The 2-ch down
- * mix equations are as follows,
- *
- * Left Ch = sum (MCOEFF[n] * Ch[n]) for n=1, CHS
- *
- * Right Ch = sum (MCOEFF[n + CHS] * Ch[n]) for n=1, CHS
- *
- * where Ch(n) represents the subband samples in the (n)th audio channel.
- */
-
-const uint32_t ff_dca_map_xxch_to_native[28] = {
- AV_CH_FRONT_CENTER,
- AV_CH_FRONT_LEFT,
- AV_CH_FRONT_RIGHT,
- AV_CH_SIDE_LEFT,
- AV_CH_SIDE_RIGHT,
- AV_CH_LOW_FREQUENCY,
- AV_CH_BACK_CENTER,
- AV_CH_BACK_LEFT,
- AV_CH_BACK_RIGHT,
- AV_CH_SIDE_LEFT, /* side surround left -- dup sur side L */
- AV_CH_SIDE_RIGHT, /* side surround right -- dup sur side R */
- AV_CH_FRONT_LEFT_OF_CENTER,
- AV_CH_FRONT_RIGHT_OF_CENTER,
- AV_CH_TOP_FRONT_LEFT,
- AV_CH_TOP_FRONT_CENTER,
- AV_CH_TOP_FRONT_RIGHT,
- AV_CH_LOW_FREQUENCY, /* lfe2 -- duplicate lfe1 position */
- AV_CH_FRONT_LEFT_OF_CENTER, /* side front left -- dup front cntr L */
- AV_CH_FRONT_RIGHT_OF_CENTER,/* side front right -- dup front cntr R */
- AV_CH_TOP_CENTER, /* overhead */
- AV_CH_TOP_FRONT_LEFT, /* side high left -- dup */
- AV_CH_TOP_FRONT_RIGHT, /* side high right -- dup */
- AV_CH_TOP_BACK_CENTER,
- AV_CH_TOP_BACK_LEFT,
- AV_CH_TOP_BACK_RIGHT,
- AV_CH_BACK_CENTER, /* rear low center -- dup */
- AV_CH_BACK_LEFT, /* rear low left -- dup */
- AV_CH_BACK_RIGHT /* read low right -- dup */
-};
-
-/* -1 are reserved or unknown */
-const int ff_dca_ext_audio_descr_mask[8] = {
- DCA_EXT_XCH,
- -1,
- DCA_EXT_X96,
- DCA_EXT_XCH | DCA_EXT_X96,
- -1,
- -1,
- DCA_EXT_XXCH,
- -1,
-};
-
-/* Tables for mapping dts channel configurations to libavcodec multichannel api.
- * Some compromises have been made for special configurations. Most configurations
- * are never used so complete accuracy is not needed.
- *
- * L = left, R = right, C = center, S = surround, F = front, R = rear, T = total, OV = overhead.
- * S -> side, when both rear and back are configured move one of them to the side channel
- * OV -> center back
- * All 2 channel configurations -> AV_CH_LAYOUT_STEREO
- */
-const uint64_t ff_dca_core_channel_layout[16] = {
- AV_CH_FRONT_CENTER, ///< 1, A
- AV_CH_LAYOUT_STEREO, ///< 2, A + B (dual mono)
- AV_CH_LAYOUT_STEREO, ///< 2, L + R (stereo)
- AV_CH_LAYOUT_STEREO, ///< 2, (L + R) + (L - R) (sum-difference)
- AV_CH_LAYOUT_STEREO, ///< 2, LT + RT (left and right total)
- AV_CH_LAYOUT_STEREO | AV_CH_FRONT_CENTER, ///< 3, C + L + R
- AV_CH_LAYOUT_STEREO | AV_CH_BACK_CENTER, ///< 3, L + R + S
- AV_CH_LAYOUT_STEREO | AV_CH_FRONT_CENTER | AV_CH_BACK_CENTER, ///< 4, C + L + R + S
- AV_CH_LAYOUT_STEREO | AV_CH_SIDE_LEFT | AV_CH_SIDE_RIGHT, ///< 4, L + R + SL + SR
-
- AV_CH_LAYOUT_STEREO | AV_CH_FRONT_CENTER | AV_CH_SIDE_LEFT |
- AV_CH_SIDE_RIGHT, ///< 5, C + L + R + SL + SR
-
- AV_CH_LAYOUT_STEREO | AV_CH_SIDE_LEFT | AV_CH_SIDE_RIGHT |
- AV_CH_FRONT_LEFT_OF_CENTER | AV_CH_FRONT_RIGHT_OF_CENTER, ///< 6, CL + CR + L + R + SL + SR
-
- AV_CH_LAYOUT_STEREO | AV_CH_BACK_LEFT | AV_CH_BACK_RIGHT |
- AV_CH_FRONT_CENTER | AV_CH_BACK_CENTER, ///< 6, C + L + R + LR + RR + OV
-
- AV_CH_FRONT_CENTER | AV_CH_FRONT_RIGHT_OF_CENTER |
- AV_CH_FRONT_LEFT_OF_CENTER | AV_CH_BACK_CENTER |
- AV_CH_BACK_LEFT | AV_CH_BACK_RIGHT, ///< 6, CF + CR + LF + RF + LR + RR
-
- AV_CH_FRONT_LEFT_OF_CENTER | AV_CH_FRONT_CENTER |
- AV_CH_FRONT_RIGHT_OF_CENTER | AV_CH_LAYOUT_STEREO |
- AV_CH_SIDE_LEFT | AV_CH_SIDE_RIGHT, ///< 7, CL + C + CR + L + R + SL + SR
-
- AV_CH_FRONT_LEFT_OF_CENTER | AV_CH_FRONT_RIGHT_OF_CENTER |
- AV_CH_LAYOUT_STEREO | AV_CH_SIDE_LEFT | AV_CH_SIDE_RIGHT |
- AV_CH_BACK_LEFT | AV_CH_BACK_RIGHT, ///< 8, CL + CR + L + R + SL1 + SL2 + SR1 + SR2
-
- AV_CH_FRONT_LEFT_OF_CENTER | AV_CH_FRONT_CENTER |
- AV_CH_FRONT_RIGHT_OF_CENTER | AV_CH_LAYOUT_STEREO |
- AV_CH_SIDE_LEFT | AV_CH_BACK_CENTER | AV_CH_SIDE_RIGHT, ///< 8, CL + C + CR + L + R + SL + S + SR
-};
-
const int8_t ff_dca_lfe_index[16] = {
1, 2, 2, 2, 2, 3, 2, 3, 2, 3, 2, 3, 1, 3, 2, 3
};
{ 4, 2, 5, 0, 1, 6, 8, 7, -1 },
};
-const int8_t ff_dca_channel_reorder_lfe_xch[16][9] = {
- { 0, 2, -1, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
- { 2, 0, 1, 4, -1, -1, -1, -1, -1 },
- { 0, 1, 3, 4, -1, -1, -1, -1, -1 },
- { 2, 0, 1, 4, 5, -1, -1, -1, -1 },
- { 0, 1, 4, 5, 3, -1, -1, -1, -1 },
- { 2, 0, 1, 5, 6, 4, -1, -1, -1 },
- { 3, 4, 0, 1, 6, 7, 5, -1, -1 },
- { 2, 0, 1, 4, 5, 6, 7, -1, -1 },
- { 0, 6, 4, 5, 2, 3, 7, -1, -1 },
- { 4, 2, 5, 0, 1, 7, 8, 6, -1 },
- { 5, 6, 0, 1, 8, 3, 9, 4, 7 },
- { 4, 2, 5, 0, 1, 6, 9, 8, 7 },
-};
-
const int8_t ff_dca_channel_reorder_nolfe[16][9] = {
{ 0, -1, -1, -1, -1, -1, -1, -1, -1 },
{ 0, 1, -1, -1, -1, -1, -1, -1, -1 },
{ 3, 2, 4, 0, 1, 5, 7, 6, -1 },
};
-const int8_t ff_dca_channel_reorder_nolfe_xch[16][9] = {
- { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
- { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
- { 2, 0, 1, 3, -1, -1, -1, -1, -1 },
- { 0, 1, 2, 3, -1, -1, -1, -1, -1 },
- { 2, 0, 1, 3, 4, -1, -1, -1, -1 },
- { 0, 1, 3, 4, 2, -1, -1, -1, -1 },
- { 2, 0, 1, 4, 5, 3, -1, -1, -1 },
- { 2, 3, 0, 1, 5, 6, 4, -1, -1 },
- { 2, 0, 1, 3, 4, 5, 6, -1, -1 },
- { 0, 5, 3, 4, 1, 2, 6, -1, -1 },
- { 3, 2, 4, 0, 1, 6, 7, 5, -1 },
- { 4, 5, 0, 1, 7, 2, 8, 3, 6 },
- { 3, 2, 4, 0, 1, 5, 8, 7, 6 },
-};
-
const uint16_t ff_dca_vlc_offs[63] = {
0, 512, 640, 768, 1282, 1794, 2436, 3080, 3770, 4454, 5364,
5372, 5380, 5388, 5392, 5396, 5412, 5420, 5428, 5460, 5492, 5508,