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comparison libtwamr/gains_tab.c @ 338:5db2c920fc23

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libtwamr: gains.tab integrated
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 18 Apr 2024 23:28:29 +0000
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337:190c4c9a3693 338:5db2c920fc23
1 /*
2 ********************************************************************************
3 *
4 * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001
5 * R99 Version 3.3.0
6 * REL-4 Version 4.1.0
7 *
8 ********************************************************************************
9 *
10 * File : gains.tab
11 * Purpose : Scalar quantization tables of the pitch gain and
12 * : the codebook gain.
13 * $Id $
14 *
15 ********************************************************************************
16 */
17
18 #include "namespace.h"
19 #include "typedef.h"
20 #include "gains_tab.h"
21
22 const Word16 qua_gain_pitch[NB_QUA_PITCH] =
23 {
24 0, 3277, 6556, 8192, 9830, 11469, 12288, 13107,
25 13926, 14746, 15565, 16384, 17203, 18022, 18842, 19661
26 };
27
28 const Word16 qua_gain_code[NB_QUA_CODE*3] =
29 {
30 /* gain factor (g_fac) and quantized energy error (qua_ener_MR122, qua_ener)
31 * are stored:
32 *
33 * qua_ener_MR122 = log2(g_fac) (not the rounded floating point value, but
34 * the value the original EFR algorithm
35 * calculates from g_fac [using Log2])
36 * qua_ener = 20*log10(g_fac); (rounded floating point value)
37 *
38 *
39 * g_fac (Q11), qua_ener_MR122 (Q10), qua_ener (Q10)
40 */
41 159, -3776, -22731,
42 206, -3394, -20428,
43 268, -3005, -18088,
44 349, -2615, -15739,
45 419, -2345, -14113,
46 482, -2138, -12867,
47 554, -1932, -11629,
48 637, -1726, -10387,
49 733, -1518, -9139,
50 842, -1314, -7906,
51 969, -1106, -6656,
52 1114, -900, -5416,
53 1281, -694, -4173,
54 1473, -487, -2931,
55 1694, -281, -1688,
56 1948, -75, -445,
57 2241, 133, 801,
58 2577, 339, 2044,
59 2963, 545, 3285,
60 3408, 752, 4530,
61 3919, 958, 5772,
62 4507, 1165, 7016,
63 5183, 1371, 8259,
64 5960, 1577, 9501,
65 6855, 1784, 10745,
66 7883, 1991, 11988,
67 9065, 2197, 13231,
68 10425, 2404, 14474,
69 12510, 2673, 16096,
70 16263, 3060, 18429,
71 21142, 3448, 20763,
72 27485, 3836, 23097
73 };