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Code Issues Releases Activity

Remove unused entries from lpc_refl_cb*

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Originally committed as revision 13945 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Vitor Sessak 2008-06-24 18:13:44 +00:00
parent 7986199fcf
commit ae70f874ba
2 changed files with 36 additions and 61 deletions
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3
libavcodec/ra144.c
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@ -352,8 +352,7 @@ static int ra144_decode_frame(AVCodecContext * avctx,
init_get_bits(&gb, buf, 20 * 8); init_get_bits(&gb, buf, 20 * 8);
for (i=0; i<10; i++) for (i=0; i<10; i++)
// "<< 1"? Doesn't this make one value out of two of the table useless? lpc_refl[i] = lpc_refl_cb[i][get_bits(&gb, sizes[i])];
lpc_refl[i] = lpc_refl_cb[i][get_bits(&gb, sizes[i]) << 1];
eval_coefs(ractx->lpc_coef, lpc_refl); eval_coefs(ractx->lpc_coef, lpc_refl);
ractx->lpc_refl_rms = rms(lpc_refl); ractx->lpc_refl_rms = rms(lpc_refl);

94
libavcodec/ra144.h
View File

@ -1492,83 +1492,59 @@ static const int16_t energy_tab[32]={
3261, 4105, 5168, 6507, 8192, 10313, 12983, 16345 3261, 4105, 5168, 6507, 8192, 10313, 12983, 16345
}; };
static const int16_t lpc_refl_cb1[127]={ static const int16_t lpc_refl_cb1[64]={
-4041, -4029, -4018, -4008, -3998, -3988, -3977, -3966, -4041, -4018, -3998, -3977, -3954, -3930, -3906, -3879,
-3954, -3942, -3930, -3918, -3906, -3892, -3879, -3866, -3852, -3825, -3795, -3764, -3731, -3699, -3666, -3631,
-3852, -3839, -3825, -3810, -3795, -3779, -3764, -3748, -3594, -3555, -3513, -3468, -3420, -3372, -3321, -3268,
-3731, -3715, -3699, -3683, -3666, -3649, -3631, -3613, -3212, -3153, -3090, -3021, -2944, -2863, -2772, -2676,
-3594, -3574, -3555, -3534, -3513, -3491, -3468, -3444, -2565, -2445, -2328, -2202, -2072, -1941, -1808, -1660,
-3420, -3396, -3372, -3346, -3321, -3295, -3268, -3240, -1508, -1348, -1185, -994, -798, -600, -374, -110,
-3212, -3183, -3153, -3122, -3090, -3056, -3021, -2983, 152, 447, 720, 982, 1229, 1456, 1682, 1916,
-2944, -2903, -2863, -2817, -2772, -2724, -2676, -2620, 2130, 2353, 2595, 2853, 3118, 3363, 3588, 3814
-2565, -2505, -2445, -2387, -2328, -2265, -2202, -2137,
-2072, -2006, -1941, -1874, -1808, -1734, -1660, -1584,
-1508, -1428, -1348, -1267, -1185, -1090, -994, -896,
-798, -699, -600, -487, -374, -242, -110, 21,
152, 300, 447, 584, 720, 851, 982, 1105,
1229, 1342, 1456, 1569, 1682, 1799, 1916, 2023,
2130, 2242, 2353, 2474, 2595, 2724, 2853, 2986,
3118, 3240, 3363, 3475, 3588, 3701, 3814
}; };
static const int16_t lpc_refl_cb2[63]={ static const int16_t lpc_refl_cb2[32]={
-3091, -2739, -2386, -2129, -1871, -1648, -1425, -1223, -3091, -2386, -1871, -1425, -1021, -649, -316, -20,
-1021, -835, -649, -483, -316, -168, -20, 123, 267, 544, 810, 1065, 1305, 1534, 1756, 1970,
267, 406, 544, 677, 810, 937, 1065, 1185, 2171, 2359, 2536, 2700, 2854, 2996, 3133, 3263,
1305, 1420, 1534, 1645, 1756, 1863, 1970, 2071, 3386, 3499, 3603, 3701, 3789, 3870, 3947, 4020
2171, 2265, 2359, 2448, 2536, 2618, 2700, 2777,
2854, 2925, 2996, 3064, 3133, 3198, 3263, 3324,
3386, 3442, 3499, 3551, 3603, 3652, 3701, 3745,
3789, 3829, 3870, 3908, 3947, 3983, 4020
}; };
static const int16_t lpc_refl_cb3[63]={ static const int16_t lpc_refl_cb3[32]={
-3525, -3410, -3295, -3188, -3081, -2985, -2890, -2793, -3525, -3295, -3081, -2890, -2696, -2511, -2328, -2149,
-2696, -2603, -2511, -2419, -2328, -2238, -2149, -2064, -1979, -1817, -1658, -1498, -1341, -1188, -1032, -876,
-1979, -1898, -1817, -1737, -1658, -1578, -1498, -1420, -721, -561, -394, -228, -54, 119, 296, 484,
-1341, -1265, -1188, -1110, -1032, -954, -876, -798, 683, 895, 1123, 1373, 1651, 1965, 2360, 2854
-721, -641, -561, -478, -394, -311, -228, -141,
-54, 32, 119, 208, 296, 390, 484, 584,
683, 789, 895, 1009, 1123, 1248, 1373, 1512,
1651, 1808, 1965, 2162, 2360, 2607, 2854
}; };
static const int16_t lpc_refl_cb4[31]={ static const int16_t lpc_refl_cb4[16]={
-1845, -1451, -1057, -790, -522, -300, -77, 111, -1845, -1057, -522, -77, 301, 647, 975, 1285,
301, 474, 647, 811, 975, 1130, 1285, 1434, 1582, 1873, 2163, 2452, 2735, 3017, 3299, 3569
1582, 1727, 1873, 2018, 2163, 2308, 2452, 2594,
2735, 2876, 3017, 3158, 3299, 3434, 3569
}; };
static const int16_t lpc_refl_cb5[31]={ static const int16_t lpc_refl_cb5[16]={
-2691, -2439, -2187, -1987, -1788, -1611, -1435, -1276, -2691, -2187, -1788, -1435, -1118, -837, -571, -316,
-1118, -977, -837, -704, -571, -444, -316, -188, -59, 201, 470, 759, 1077, 1457, 1908, 2495
-59, 71, 201, 336, 470, 614, 759, 918,
1077, 1267, 1457, 1682, 1908, 2201, 2495
}; };
static const int16_t lpc_refl_cb6[15]={ static const int16_t lpc_refl_cb6[8]={
-1372, -923, -474, -170, 133, 383, 632, 866, -1372, -474, 133, 632, 1100, 1571, 2075, 2672
1100, 1335, 1571, 1823, 2075, 2374, 2672
}; };
static const int16_t lpc_refl_cb7[15]={ static const int16_t lpc_refl_cb7[8]={
-2389, -2088, -1787, -1509, -1231, -974, -717, -478, -2389, -1787, -1231, -717, -239, 234, 770, 1474
-239, -2, 234, 502, 770, 1122, 1474
}; };
static const int16_t lpc_refl_cb8[15]={ static const int16_t lpc_refl_cb8[8]={
-1569, -1217, -864, -580, -296, -47, 200, 435, -1569, -864, -296, 200, 670, 1151, 1709, 2385
670, 911, 1151, 1430, 1709, 2047, 2385
}; };
static const int16_t lpc_refl_cb9[15]={ static const int16_t lpc_refl_cb9[8]={
-2200, -1904, -1608, -1335, -1062, -816, -569, -344, -2200, -1608, -1062, -569, -120, 338, 863, 1621
-120, 108, 338, 600, 863, 1242, 1621
}; };
static const int16_t lpc_refl_cb10[7]={ static const int16_t lpc_refl_cb10[4]={
-617, -213, 190, 496, 802, 1142, 1483 -617, 190, 802, 1483
}; };
static const int16_t *lpc_refl_cb[10]={ static const int16_t *lpc_refl_cb[10]={