colorspace_tables.h

这个库实现了录象功能

  9699328, 9732096, 9764864, 9797632, 9830400, 9863168, 9895936, 9928704, 
  9961472, 9994240, 10027008, 10059776, 10092544, 10125312, 10158080, 10190848, 
  10223616, 10256384, 10289152, 10321920, 10354688, 10387456, 10420224, 10452992, 
  10485760, 10518528, 10551296, 10584064, 10616832, 10649600, 10682368, 10715136, 
  10747904, 10780672, 10813440, 10846208, 10878976, 10911744, 10944512, 10977280, 
  11010048, 11042816, 11075584, 11108352, 11141120, 11173888, 11206656, 11239424, 
  11272192, 11304960, 11337728, 11370496, 11403264, 11436032, 11468800, 11501568, 
  11534336, 11567104, 11599872, 11632640, 11665408, 11698176, 11730944, 11763712, 
  11796480, 11829248, 11862016, 11894784, 11927552, 11960320, 11993088, 12025856, 
  12058624, 12091392, 12124160, 12156928, 12189696, 12222464, 12255232, 12288000, 
  12320768, 12353536, 12386304, 12419072, 12451840, 12484608, 12517376, 12550144, 
  12582912, 12615680, 12648448, 12681216, 12713984, 12746752, 12779520, 12812288, 
  12845056, 12877824, 12910592, 12943360, 12976128, 13008896, 13041664, 13074432, 
  13107200, 13139968, 13172736, 13205504, 13238272, 13271040, 13303808, 13336576, 
  13369344, 13402112, 13434880, 13467648, 13500416, 13533184, 13565952, 13598720, 
  13631488, 13664256, 13697024, 13729792, 13762560, 13795328, 13828096, 13860864, 
  13893632, 13926400, 13959168, 13991936, 14024704, 14057472, 14090240, 14123008, 
  14155776, 14188544, 14221312, 14254080, 14286848, 14319616, 14352384, 14385152, 
  14417920, 14450688, 14483456, 14516224, 14548992, 14581760, 14614528, 14647296, 
  14680064, 14712832, 14745600, 14778368, 14811136, 14843904, 14876672, 14909440, 
  14942208, 14974976, 15007744, 15040512, 15073280, 15106048, 15138816, 15171584, 
  15204352, 15237120, 15269888, 15302656, 15335424, 15368192, 15400960, 15433728, 
  15466496, 15499264, 15532032, 15564800, 15597568, 15630336, 15663104, 15695872, 
  15728640, 15761408, 15794176, 15826944, 15859712, 15892480, 15925248, 15958016, 
  15990784, 16023552, 16056320, 16089088, 16121856, 16154624, 16187392, 16220160, 
  16252928, 16285696, 16318464, 16351232, 16384000, 16416768, 16449536, 16482304, 
  16515072, 16547840, 16580608, 16613376, 16646144, 16678912, 16711680, 16744448, 
};

static int r_to_vj[256] = 
{
  0, 32768, 65536, 98304, 131072, 163840, 196608, 229376, 
  262144, 294912, 327680, 360448, 393216, 425984, 458752, 491520, 
  524288, 557056, 589824, 622592, 655360, 688128, 720896, 753664, 
  786432, 819200, 851968, 884736, 917504, 950272, 983040, 1015808, 
  1048576, 1081344, 1114112, 1146880, 1179648, 1212416, 1245184, 1277952, 
  1310720, 1343488, 1376256, 1409024, 1441792, 1474560, 1507328, 1540096, 
  1572864, 1605632, 1638400, 1671168, 1703936, 1736704, 1769472, 1802240, 
  1835008, 1867776, 1900544, 1933312, 1966080, 1998848, 2031616, 2064384, 
  2097152, 2129920, 2162688, 2195456, 2228224, 2260992, 2293760, 2326528, 
  2359296, 2392064, 2424832, 2457600, 2490368, 2523136, 2555904, 2588672, 
  2621440, 2654208, 2686976, 2719744, 2752512, 2785280, 2818048, 2850816, 
  2883584, 2916352, 2949120, 2981888, 3014656, 3047424, 3080192, 3112960, 
  3145728, 3178496, 3211264, 3244032, 3276800, 3309568, 3342336, 3375104, 
  3407872, 3440640, 3473408, 3506176, 3538944, 3571712, 3604480, 3637248, 
  3670016, 3702784, 3735552, 3768320, 3801088, 3833856, 3866624, 3899392, 
  3932160, 3964928, 3997696, 4030464, 4063232, 4096000, 4128768, 4161536, 
  4194304, 4227072, 4259840, 4292608, 4325376, 4358144, 4390912, 4423680, 
  4456448, 4489216, 4521984, 4554752, 4587520, 4620288, 4653056, 4685824, 
  4718592, 4751360, 4784128, 4816896, 4849664, 4882432, 4915200, 4947968, 
  4980736, 5013504, 5046272, 5079040, 5111808, 5144576, 5177344, 5210112, 
  5242880, 5275648, 5308416, 5341184, 5373952, 5406720, 5439488, 5472256, 
  5505024, 5537792, 5570560, 5603328, 5636096, 5668864, 5701632, 5734400, 
  5767168, 5799936, 5832704, 5865472, 5898240, 5931008, 5963776, 5996544, 
  6029312, 6062080, 6094848, 6127616, 6160384, 6193152, 6225920, 6258688, 
  6291456, 6324224, 6356992, 6389760, 6422528, 6455296, 6488064, 6520832, 
  6553600, 6586368, 6619136, 6651904, 6684672, 6717440, 6750208, 6782976, 
  6815744, 6848512, 6881280, 6914048, 6946816, 6979584, 7012352, 7045120, 
  7077888, 7110656, 7143424, 7176192, 7208960, 7241728, 7274496, 7307264, 
  7340032, 7372800, 7405568, 7438336, 7471104, 7503872, 7536640, 7569408, 
  7602176, 7634944, 7667712, 7700480, 7733248, 7766016, 7798784, 7831552, 
  7864320, 7897088, 7929856, 7962624, 7995392, 8028160, 8060928, 8093696, 
  8126464, 8159232, 8192000, 8224768, 8257536, 8290304, 8323072, 8355840, 
};

static int g_to_vj[256] = 
{
  0, -27438, -54878, -82317, -109756, -137195, -164635, -192074, 
  -219513, -246952, -274392, -301831, -329270, -356709, -384149, -411588, 
  -439027, -466467, -493906, -521345, -548784, -576224, -603663, -631102, 
  -658541, -685981, -713420, -740859, -768298, -795738, -823177, -850616, 
  -878056, -905495, -932934, -960373, -987813, -1015252, -1042691, -1070130, 
  -1097570, -1125009, -1152448, -1179888, -1207327, -1234766, -1262205, -1289645, 
  -1317084, -1344523, -1371962, -1399402, -1426841, -1454280, -1481719, -1509159, 
  -1536598, -1564037, -1591477, -1618916, -1646355, -1673794, -1701234, -1728673, 
  -1756112, -1783551, -1810991, -1838430, -1865869, -1893308, -1920748, -1948187, 
  -1975626, -2003066, -2030505, -2057944, -2085383, -2112823, -2140262, -2167701, 
  -2195140, -2222580, -2250019, -2277458, -2304897, -2332337, -2359776, -2387215, 
  -2414655, -2442094, -2469533, -2496972, -2524412, -2551851, -2579290, -2606729, 
  -2634169, -2661608, -2689047, -2716487, -2743926, -2771365, -2798804, -2826244, 
  -2853683, -2881122, -2908561, -2936001, -2963440, -2990879, -3018318, -3045758, 
  -3073197, -3100636, -3128076, -3155515, -3182954, -3210393, -3237833, -3265272, 
  -3292711, -3320150, -3347590, -3375029, -3402468, -3429907, -3457347, -3484786, 
  -3512225, -3539665, -3567104, -3594543, -3621982, -3649422, -3676861, -3704300, 
  -3731739, -3759179, -3786618, -3814057, -3841496, -3868936, -3896375, -3923814, 
  -3951254, -3978693, -4006132, -4033571, -4061011, -4088450, -4115889, -4143328, 
  -4170768, -4198207, -4225646, -4253086, -4280525, -4307964, -4335403, -4362843, 
  -4390282, -4417721, -4445160, -4472600, -4500039, -4527478, -4554917, -4582357, 
  -4609796, -4637235, -4664675, -4692114, -4719553, -4746992, -4774432, -4801871, 
  -4829310, -4856749, -4884189, -4911628, -4939067, -4966506, -4993946, -5021385, 
  -5048824, -5076264, -5103703, -5131142, -5158581, -5186021, -5213460, -5240899, 
  -5268338, -5295778, -5323217, -5350656, -5378095, -5405535, -5432974, -5460413, 
  -5487853, -5515292, -5542731, -5570170, -5597610, -5625049, -5652488, -5679927, 
  -5707367, -5734806, -5762245, -5789685, -5817124, -5844563, -5872002, -5899442, 
  -5926881, -5954320, -5981759, -6009199, -6036638, -6064077, -6091516, -6118956, 
  -6146395, -6173834, -6201274, -6228713, -6256152, -6283591, -6311031, -6338470, 
  -6365909, -6393348, -6420788, -6448227, -6475666, -6503105, -6530545, -6557984, 
  -6585423, -6612863, -6640302, -6667741, -6695180, -6722620, -6750059, -6777498, 
  -6804937, -6832377, -6859816, -6887255, -6914694, -6942134, -6969573, -6997012, 
};

static int b_to_vj[256] = 
{
  8388608, 8383279, 8377951, 8372622, 8367293, 8361964, 8356636, 8351307, 
  8345978, 8340649, 8335321, 8329992, 8324663, 8319334, 8314006, 8308677, 
  8303348, 8298020, 8292691, 8287362, 8282033, 8276705, 8271376, 8266047, 
  8260718, 8255390, 8250061, 8244732, 8239403, 8234075, 8228746, 8223417, 
  8218089, 8212760, 8207431, 8202102, 8196774, 8191445, 8186116, 8180787, 
  8175459, 8170130, 8164801, 8159473, 8154144, 8148815, 8143486, 8138158, 
  8132829, 8127500, 8122171, 8116843, 8111514, 8106185, 8100856, 8095528, 
  8090199, 8084870, 8079542, 8074213, 8068884, 8063555, 8058227, 8052898, 
  8047569, 8042240, 8036912, 8031583, 8026254, 8020925, 8015597, 8010268, 
  8004939, 7999611, 7994282, 7988953, 7983624, 7978296, 7972967, 7967638, 
  7962309, 7956981, 7951652, 7946323, 7940994, 7935666, 7930337, 7925008, 
  7919680, 7914351, 7909022, 7903693, 7898365, 7893036, 7887707, 7882378, 
  7877050, 7871721, 7866392, 7861064, 7855735, 7850406, 7845077, 7839749, 
  7834420, 7829091, 7823762, 7818434, 7813105, 7807776, 7802447, 7797119, 
  7791790, 7786461, 7781133, 7775804, 7770475, 7765146, 7759818, 7754489, 
  7749160, 7743831, 7738503, 7733174, 7727845, 7722516, 7717188, 7711859, 
  7706530, 7701202, 7695873, 7690544, 7685215, 7679887, 7674558, 7669229, 
  7663900, 7658572, 7653243, 7647914, 7642585, 7637257, 7631928, 7626599, 
  7621271, 7615942, 7610613, 7605284, 7599956, 7594627, 7589298, 7583969, 
  7578641, 7573312, 7567983, 7562655, 7557326, 7551997, 7546668, 7541340, 
  7536011, 7530682, 7525353, 7520025, 7514696, 7509367, 7504038, 7498710, 
  7493381, 7488052, 7482724, 7477395, 7472066, 7466737, 7461409, 7456080, 
  7450751, 7445422, 7440094, 7434765, 7429436, 7424107, 7418779, 7413450, 
  7408121, 7402793, 7397464, 7392135, 7386806, 7381478, 7376149, 7370820, 
  7365491, 7360163, 7354834, 7349505, 7344176, 7338848, 7333519, 7328190, 
  7322862, 7317533, 7312204, 7306875, 7301547, 7296218, 7290889, 7285560, 
  7280232, 7274903, 7269574, 7264246, 7258917, 7253588, 7248259, 7242931, 
  7237602, 7232273, 7226944, 7221616, 7216287, 7210958, 7205629, 7200301, 
  7194972, 7189643, 7184315, 7178986, 7173657, 7168328, 7163000, 7157671, 
  7152342, 7147013, 7141685, 7136356, 7131027, 7125698, 7120370, 7115041, 
  7109712, 7104384, 7099055, 7093726, 7088397, 7083069, 7077740, 7072411, 
  7067082, 7061754, 7056425, 7051096, 7045767, 7040439, 7035110, 7029781, 
};

#endif // HAVE_RGB_TO_YUVJ

/* YUV -> RGB conversions */
#ifdef HAVE_YUV_TO_RGB

static int y_to_rgb[256] = 
{
  -1220944, -1144635, -1068326, -992017, -915707, -839398, -763089, -686780, 
  -610471, -534162, -457853, -381544, -305235, -228926, -152617, -76308, 
  0, 76309, 152618, 228927, 305236, 381545, 457854, 534163, 
  610472, 686781, 763090, 839399, 915708, 992018, 1068327, 1144636, 
  1220945, 1297254, 1373563, 1449872, 1526181, 1602490, 1678799, 1755108, 
  1831417, 1907726, 1984035, 2060344, 2136653, 2212962, 2289271, 2365580, 
  2441889, 2518198, 2594507, 2670816, 2747125, 2823435, 2899744, 2976053, 
  3052362, 3128671, 3204980, 3281289, 3357598, 3433907, 3510216, 3586525, 
  3662834, 3739143, 3815452, 3891761, 3968070, 4044379, 4120688, 4196997, 
  4273306, 4349615, 4425924, 4502233, 4578542, 4654852, 4731161, 4807470, 
  4883779, 4960088, 5036397, 5112706, 5189015, 5265324, 5341633, 5417942, 
  5494251, 5570560, 5646869, 5723178, 5799487, 5875796, 5952105, 6028414, 
  6104723, 6181032, 6257341, 6333650, 6409959, 6486268, 6562578, 6638887, 
  6715196, 6791505, 6867814, 6944123, 7020432, 7096741, 7173050, 7249359, 
  7325668, 7401977, 7478286, 7554595, 7630904, 7707213, 7783522, 7859831, 
  7936140, 8012449, 8088758, 8165067, 8241376, 8317685, 8393995, 8470304, 
  8546613, 8622922, 8699231, 8775540, 8851849, 8928158, 9004467, 9080776, 
  9157085, 9233394, 9309703, 9386012, 9462321, 9538630, 9614939, 9691248, 
  9767557, 9843866, 9920175, 9996484, 10072793, 10149102, 10225412, 10301721, 
  10378030, 10454339, 10530648, 10606957, 10683266, 10759575, 10835884, 10912193, 
  10988502, 11064811, 11141120, 11217429, 11293738, 11370047, 11446356, 11522665, 
  11598974, 11675283, 11751592, 11827901, 11904210, 11980519, 12056828, 12133138, 
  12209447, 12285756, 12362065, 12438374, 12514683, 12590992, 12667301, 12743610, 
  12819919, 12896228, 12972537, 13048846, 13125155, 13201464, 13277773, 13354082, 
  13430391, 13506700, 13583009, 13659318, 13735627, 13811936, 13888245, 13964555, 
  14040864, 14117173, 14193482, 14269791, 14346100, 14422409, 14498718, 14575027, 
  14651336, 14727645, 14803954, 14880263, 14956572, 15032881, 15109190, 15185499, 
  15261808, 15338117, 15414426, 15490735, 15567044, 15643353, 15719662, 15795972, 
  15872281, 15948590, 16024899, 16101208, 16177517, 16253826, 16330135, 16406444, 
  16482753, 16559062, 16635371, 16711680, 16787989, 16864298, 16940607, 17016916, 
  17093225, 17169534, 17245843, 17322152, 17398461, 17474770, 17551079, 17627388, 
  17703698, 17780007, 17856316, 17932625, 18008934, 18085243, 18161552, 18237861, 
};

static int v_to_r[256] = 
{
  -13388442, -13283845, -13179248, -13074650, -12970053, -12865456, -12760859, -12656262, 
  -12551664, -12447067, -12342470, -12237873, -12133276, -12028678, -11924081, -11819484, 
  -11714887, -11610289, -11505692, -11401095, -11296498, -11191901, -11087303, -10982706, 
  -10878109, -10773512, -10668915, -10564317, -10459720, -10355123, -10250526, -10145929, 
  -10041331, -9936734, -9832137, -9727540, -9622942, -9518345, -9413748, -9309151, 
  -9204554, -9099956, -8995359, -8890762, -8786165, -8681568, -8576970, -8472373, 
  -8367776, -8263179, -8158581, -8053984, -7949387, -7844790, -7740193, -7635595, 
  -7530998, -7426401, -7321804, -7217207, -7112609, -7008012, -6903415, -6798818, 
  -6694221, -6589623, -6485026, -6380429, -6275832, -6171234, -6066637, -5962040, 
  -5857443, -5752846, -5648248, -5543651, -5439054, -5334457, -5229860, -5125262, 
  -5020665, -4916068, -4811471, -4706874, -4602276, -4497679, -4393082, -4288485, 
  -4183887, -4079290, -3974693, -3870096, -3765499, -3660901, -3556304, -3451707, 
  -3347110, -3242513, -3137915, -3033318, -2928721, -2824124, -2719526, -2614929, 
  -2510332, -2405735, -2301138, -2196540, -2091943, -1987346, -1882749, -1778152, 
  -1673554, -1568957, -1464360, -1359763, -1255166, -1150568, -1045971, -941374, 
  -836777, -732179, -627582, -522985, -418388, -313791, -209193, -104596, 
  0, 104597, 209194, 313792, 418389, 522986, 627583, 732180, 
  836778, 941375, 1045972, 1150569, 1255167, 1359764, 1464361, 1568958, 
  1673555, 1778153, 1882750, 1987347, 2091944, 2196541, 2301139, 2405736, 
  2510333, 2614930, 2719527, 2824125, 2928722, 3033319, 3137916, 3242514, 
  3347111, 3451708, 3556305, 3660902, 3765500, 3870097, 3974694, 4079291, 
  4183888, 4288486, 4393083, 4497680, 4602277, 4706875, 4811472, 4916069, 
  5020666, 5125263, 5229861, 5334458, 5439055, 5543652, 5648249, 5752847, 
  5857444, 5962041, 6066638, 6171235, 6275833, 6380430, 6485027, 6589624, 
  6694222, 6798819, 6903416, 7008013, 7112610, 7217208, 7321805, 7426402, 
  7530999, 7635596, 7740194, 7844791, 7949388, 8053985, 8158582, 8263180, 
  8367777, 8472374, 8576971, 8681569, 8786166, 8890763, 8995360, 9099957, 
  9204555, 9309152, 9413749, 9518346, 9622943, 9727541, 9832138, 9936735, 
  10041332, 10145930, 10250527, 10355124, 10459721, 10564318, 10668916, 10773513, 
  10878110, 10982707, 11087304, 11191902, 11296499, 11401096, 11505693, 11610290, 
  11714888, 11819485, 11924082, 12028679, 12133277, 12237874, 12342471, 12447068, 
  1255