diff options
Diffstat (limited to 'media/libstagefright/codecs/amrnb/common/src/qua_gain_tbl.cpp')
| -rw-r--r-- | media/libstagefright/codecs/amrnb/common/src/qua_gain_tbl.cpp | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/amrnb/common/src/qua_gain_tbl.cpp b/media/libstagefright/codecs/amrnb/common/src/qua_gain_tbl.cpp new file mode 100644 index 0000000..2d913b8 --- /dev/null +++ b/media/libstagefright/codecs/amrnb/common/src/qua_gain_tbl.cpp @@ -0,0 +1,391 @@ +/* ------------------------------------------------------------------ + * Copyright (C) 1998-2009 PacketVideo + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either + * express or implied. + * See the License for the specific language governing permissions + * and limitations under the License. + * ------------------------------------------------------------------- + */ +/**************************************************************************************** +Portions of this file are derived from the following 3GPP standard: + + 3GPP TS 26.073 + ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec + Available from http://www.3gpp.org + +(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC) +Permission to distribute, modify and use this file under the standard license +terms listed above has been obtained from the copyright holder. +****************************************************************************************/ +/* + + Filename: /audio/gsm_amr/c/src/qua_gain_tbl.c + +------------------------------------------------------------------------------ + REVISION HISTORY + + Description: Created this file from the reference, qua_gain.tab + + Description: Added #ifdef __cplusplus and removed "extern" from table + definition. + + Description: Put "extern" back. + + Who: Date: + Description: + +------------------------------------------------------------------------------ + MODULE DESCRIPTION + +------------------------------------------------------------------------------ +*/ + +/*---------------------------------------------------------------------------- +; INCLUDES +----------------------------------------------------------------------------*/ +#include "typedef.h" +#include "qua_gain.h" +#include "qua_gain_tbl.h" + +/*--------------------------------------------------------------------------*/ +#ifdef __cplusplus +extern "C" +{ +#endif + + /*---------------------------------------------------------------------------- + ; MACROS + ; [Define module specific macros here] + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; DEFINES + ; [Include all pre-processor statements here. Include conditional + ; compile variables also.] + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; LOCAL FUNCTION DEFINITIONS + ; [List function prototypes here] + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; LOCAL VARIABLE DEFINITIONS + ; [Variable declaration - defined here and used outside this module] + ----------------------------------------------------------------------------*/ + + /* The tables contains the following data: + * + * g_pitch (Q14), + * g_fac (Q12), (g_code = g_code0*g_fac), + * qua_ener_MR122 (Q10), (log2(g_fac)) + * qua_ener (Q10) (20*log10(g_fac)) + * + * The log2() and log10() values are calculated on the fixed point value + * (g_fac Q12) and not on the original floating point value of g_fac + * to make the quantizer/MA predictdor use corresponding values. + */ + + /* table used in 'high' rates: MR67 MR74 */ + + const Word16 table_gain_highrates[VQ_SIZE_HIGHRATES*4] = + { + + /* + * Note: column 4 (qua_ener) contains the original values from IS641 + * to ensure bit-exactness; however, they are not exactly the + * rounded value of (20*log10(g_fac)) + * + */ + + /*g_pit, g_fac, qua_ener_MR122, qua_ener */ + 577, 662, -2692, -16214, + 806, 1836, -1185, -7135, + 3109, 1052, -2008, -12086, + 4181, 1387, -1600, -9629, + 2373, 1425, -1560, -9394, + 3248, 1985, -1070, -6442, + 1827, 2320, -840, -5056, + 941, 3314, -313, -1885, + 2351, 2977, -471, -2838, + 3616, 2420, -777, -4681, + 3451, 3096, -414, -2490, + 2955, 4301, 72, 434, + 1848, 4500, 139, 836, + 3884, 5416, 413, 2484, + 1187, 7210, 835, 5030, + 3083, 9000, 1163, 7002, + 7384, 883, -2267, -13647, + 5962, 1506, -1478, -8900, + 5155, 2134, -963, -5800, + 7944, 2009, -1052, -6335, + 6507, 2250, -885, -5327, + 7670, 2752, -588, -3537, + 5952, 3016, -452, -2724, + 4898, 3764, -125, -751, + 6989, 3588, -196, -1177, + 8174, 3978, -43, -260, + 6064, 4404, 107, 645, + 7709, 5087, 320, 1928, + 5523, 6021, 569, 3426, + 7769, 7126, 818, 4926, + 6060, 7938, 977, 5885, + 5594, 11487, 1523, 9172, + 10581, 1356, -1633, -9831, + 9049, 1597, -1391, -8380, + 9794, 2035, -1033, -6220, + 8946, 2415, -780, -4700, + 10296, 2584, -681, -4099, + 9407, 2734, -597, -3595, + 8700, 3218, -356, -2144, + 9757, 3395, -277, -1669, + 10177, 3892, -75, -454, + 9170, 4528, 148, 891, + 10152, 5004, 296, 1781, + 9114, 5735, 497, 2993, + 10500, 6266, 628, 3782, + 10110, 7631, 919, 5534, + 8844, 8727, 1117, 6728, + 8956, 12496, 1648, 9921, + 12924, 976, -2119, -12753, + 11435, 1755, -1252, -7539, + 12138, 2328, -835, -5024, + 11388, 2368, -810, -4872, + 10700, 3064, -429, -2580, + 12332, 2861, -530, -3192, + 11722, 3327, -307, -1848, + 11270, 3700, -150, -904, + 10861, 4413, 110, 663, + 12082, 4533, 150, 902, + 11283, 5205, 354, 2132, + 11960, 6305, 637, 3837, + 11167, 7534, 900, 5420, + 12128, 8329, 1049, 6312, + 10969, 10777, 1429, 8604, + 10300, 17376, 2135, 12853, + 13899, 1681, -1316, -7921, + 12580, 2045, -1026, -6179, + 13265, 2439, -766, -4610, + 14033, 2989, -465, -2802, + 13452, 3098, -413, -2482, + 12396, 3658, -167, -1006, + 13510, 3780, -119, -713, + 12880, 4272, 62, 374, + 13533, 4861, 253, 1523, + 12667, 5457, 424, 2552, + 13854, 6106, 590, 3551, + 13031, 6483, 678, 4084, + 13557, 7721, 937, 5639, + 12957, 9311, 1213, 7304, + 13714, 11551, 1532, 9221, + 12591, 15206, 1938, 11667, + 15113, 1540, -1445, -8700, + 15072, 2333, -832, -5007, + 14527, 2511, -723, -4352, + 14692, 3199, -365, -2197, + 15382, 3560, -207, -1247, + 14133, 3960, -50, -300, + 15102, 4236, 50, 298, + 14332, 4824, 242, 1454, + 14846, 5451, 422, 2542, + 15306, 6083, 584, 3518, + 14329, 6888, 768, 4623, + 15060, 7689, 930, 5602, + 14406, 9426, 1231, 7413, + 15387, 9741, 1280, 7706, + 14824, 14271, 1844, 11102, + 13600, 24939, 2669, 16067, + 16396, 1969, -1082, -6517, + 16817, 2832, -545, -3283, + 15713, 2843, -539, -3248, + 16104, 3336, -303, -1825, + 16384, 3963, -49, -294, + 16940, 4579, 165, 992, + 15711, 4599, 171, 1030, + 16222, 5448, 421, 2537, + 16832, 6382, 655, 3945, + 15745, 7141, 821, 4944, + 16326, 7469, 888, 5343, + 16611, 8624, 1100, 6622, + 17028, 10418, 1379, 8303, + 15905, 11817, 1565, 9423, + 16878, 14690, 1887, 11360, + 16515, 20870, 2406, 14483, + 18142, 2083, -999, -6013, + 19401, 3178, -375, -2257, + 17508, 3426, -264, -1589, + 20054, 4027, -25, -151, + 18069, 4249, 54, 326, + 18952, 5066, 314, 1890, + 17711, 5402, 409, 2461, + 19835, 6192, 610, 3676, + 17950, 7014, 795, 4784, + 21318, 7877, 966, 5816, + 17910, 9289, 1210, 7283, + 19144, 9290, 1210, 7284, + 20517, 11381, 1510, 9089, + 18075, 14485, 1866, 11234, + 19999, 17882, 2177, 13108, + 18842, 32764, 3072, 18494 + }; + + + /* table used in 'low' rates: MR475, MR515, MR59 */ + + const Word16 table_gain_lowrates[VQ_SIZE_LOWRATES*4] = + { + /*g_pit, g_fac, qua_ener_MR122, qua_ener */ + 10813, 28753, 2879, 17333, + 20480, 2785, -570, -3431, + 18841, 6594, 703, 4235, + 6225, 7413, 876, 5276, + 17203, 10444, 1383, 8325, + 21626, 1269, -1731, -10422, + 21135, 4423, 113, 683, + 11304, 1556, -1430, -8609, + 19005, 12820, 1686, 10148, + 17367, 2498, -731, -4398, + 17858, 4833, 244, 1472, + 9994, 2498, -731, -4398, + 17530, 7864, 964, 5802, + 14254, 1884, -1147, -6907, + 15892, 3153, -387, -2327, + 6717, 1802, -1213, -7303, + 18186, 20193, 2357, 14189, + 18022, 3031, -445, -2678, + 16711, 5857, 528, 3181, + 8847, 4014, -30, -180, + 15892, 8970, 1158, 6972, + 18022, 1392, -1594, -9599, + 16711, 4096, 0, 0, + 8192, 655, -2708, -16305, + 15237, 13926, 1808, 10884, + 14254, 3112, -406, -2444, + 14090, 4669, 193, 1165, + 5406, 2703, -614, -3697, + 13434, 6553, 694, 4180, + 12451, 901, -2237, -13468, + 12451, 2662, -637, -3833, + 3768, 655, -2708, -16305, + 14745, 23511, 2582, 15543, + 19169, 2457, -755, -4546, + 20152, 5079, 318, 1913, + 6881, 4096, 0, 0, + 20480, 8560, 1089, 6556, + 19660, 737, -2534, -15255, + 19005, 4259, 58, 347, + 7864, 2088, -995, -5993, + 11468, 12288, 1623, 9771, + 15892, 1474, -1510, -9090, + 15728, 4628, 180, 1086, + 9175, 1433, -1552, -9341, + 16056, 7004, 793, 4772, + 14827, 737, -2534, -15255, + 15073, 2252, -884, -5321, + 5079, 1228, -1780, -10714, + 13271, 17326, 2131, 12827, + 16547, 2334, -831, -5002, + 15073, 5816, 518, 3118, + 3932, 3686, -156, -938, + 14254, 8601, 1096, 6598, + 16875, 778, -2454, -14774, + 15073, 3809, -107, -646, + 6062, 614, -2804, -16879, + 9338, 9256, 1204, 7251, + 13271, 1761, -1247, -7508, + 13271, 3522, -223, -1343, + 2457, 1966, -1084, -6529, + 11468, 5529, 443, 2668, + 10485, 737, -2534, -15255, + 11632, 3194, -367, -2212, + 1474, 778, -2454, -14774 + }; + + /*--------------------------------------------------------------------------*/ +#ifdef __cplusplus +} +#endif + +/* +------------------------------------------------------------------------------ + FUNCTION NAME: +------------------------------------------------------------------------------ + INPUT AND OUTPUT DEFINITIONS + + Inputs: + None + + Outputs: + None + + Returns: + None + + Global Variables Used: + None + + Local Variables Needed: + None + +------------------------------------------------------------------------------ + FUNCTION DESCRIPTION + + None + +------------------------------------------------------------------------------ + REQUIREMENTS + + None + +------------------------------------------------------------------------------ + REFERENCES + + [1] qua_gain.tab, UMTS GSM AMR speech codec, + R99 - Version 3.2.0, March 2, 2001 + +------------------------------------------------------------------------------ + PSEUDO-CODE + + +------------------------------------------------------------------------------ + RESOURCES USED [optional] + + When the code is written for a specific target processor the + the resources used should be documented below. + + HEAP MEMORY USED: x bytes + + STACK MEMORY USED: x bytes + + CLOCK CYCLES: (cycle count equation for this function) + (variable + used to represent cycle count for each subroutine + called) + where: (cycle count variable) = cycle count for [subroutine + name] + +------------------------------------------------------------------------------ + CAUTION [optional] + [State any special notes, constraints or cautions for users of this function] + +------------------------------------------------------------------------------ +*/ + +/*---------------------------------------------------------------------------- +; FUNCTION CODE +----------------------------------------------------------------------------*/ + + + + + + + |