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author | Jinkun Jang <jinkun.jang@samsung.com> | 2013-03-13 01:44:24 +0900 |
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committer | Jinkun Jang <jinkun.jang@samsung.com> | 2013-03-13 01:44:24 +0900 |
commit | e28f3aee8eca3cc7a10935f63899d5c4f6ba1ede (patch) | |
tree | 3e9da8eb6a913278403e100d0bbe0b9231a4b6ac /opencore/codecs_v2/audio/gsm_amr/amr_nb/common/src/gains_tbl.cpp | |
parent | 54f90e8fa8d02c96e2c6d0a5bd71603dc016cf70 (diff) | |
download | opencore-amr-e28f3aee8eca3cc7a10935f63899d5c4f6ba1ede.tar.gz opencore-amr-e28f3aee8eca3cc7a10935f63899d5c4f6ba1ede.tar.bz2 opencore-amr-e28f3aee8eca3cc7a10935f63899d5c4f6ba1ede.zip |
Tizen 2.1 base
Diffstat (limited to 'opencore/codecs_v2/audio/gsm_amr/amr_nb/common/src/gains_tbl.cpp')
-rw-r--r-- | opencore/codecs_v2/audio/gsm_amr/amr_nb/common/src/gains_tbl.cpp | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/opencore/codecs_v2/audio/gsm_amr/amr_nb/common/src/gains_tbl.cpp b/opencore/codecs_v2/audio/gsm_amr/amr_nb/common/src/gains_tbl.cpp new file mode 100644 index 0000000..925c1dc --- /dev/null +++ b/opencore/codecs_v2/audio/gsm_amr/amr_nb/common/src/gains_tbl.cpp @@ -0,0 +1,188 @@ +/* ------------------------------------------------------------------ + * 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: gains_tbl.cpp + +------------------------------------------------------------------------------ + MODULE DESCRIPTION + +------------------------------------------------------------------------------ +*/ + +/*---------------------------------------------------------------------------- +; INCLUDES +----------------------------------------------------------------------------*/ +#include "typedef.h" + +/*--------------------------------------------------------------------------*/ +#ifdef __cplusplus +extern "C" +{ +#endif + + /*---------------------------------------------------------------------------- + ; MACROS + ; [Define module specific macros here] + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; DEFINES + ; [Include all pre-processor statements here. Include conditional + ; compile variables also.] + ----------------------------------------------------------------------------*/ +#define NB_QUA_PITCH 16 +#define NB_QUA_CODE 32 + + /*---------------------------------------------------------------------------- + ; LOCAL FUNCTION DEFINITIONS + ; [List function prototypes here] + ----------------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------------- + ; LOCAL VARIABLE DEFINITIONS + ; [Variable declaration - defined here and used outside this module] + ----------------------------------------------------------------------------*/ + + + extern const Word16 qua_gain_pitch[]; + const Word16 qua_gain_pitch[NB_QUA_PITCH] = + { + 0, 3277, 6556, 8192, 9830, 11469, 12288, 13107, + 13926, 14746, 15565, 16384, 17203, 18022, 18842, 19661 + }; + + + extern const Word16 qua_gain_code[]; + const Word16 qua_gain_code[(NB_QUA_CODE+1)*3] = + { + /* gain factor (g_fac) and quantized energy error (qua_ener_MR122, qua_ener) + * are stored: + * + * qua_ener_MR122 = log2(g_fac) (not the rounded floating point value, but + * the value the original EFR algorithm + * calculates from g_fac [using Log2]) + * qua_ener = 20*log10(g_fac); (rounded floating point value) + * + * + * g_fac (Q11), qua_ener_MR122 (Q10), qua_ener (Q10) + */ + 159, -3776, -22731, + 206, -3394, -20428, + 268, -3005, -18088, + 349, -2615, -15739, + 419, -2345, -14113, + 482, -2138, -12867, + 554, -1932, -11629, + 637, -1726, -10387, + 733, -1518, -9139, + 842, -1314, -7906, + 969, -1106, -6656, + 1114, -900, -5416, + 1281, -694, -4173, + 1473, -487, -2931, + 1694, -281, -1688, + 1948, -75, -445, + 2241, 133, 801, + 2577, 339, 2044, + 2963, 545, 3285, + 3408, 752, 4530, + 3919, 958, 5772, + 4507, 1165, 7016, + 5183, 1371, 8259, + 5960, 1577, 9501, + 6855, 1784, 10745, + 7883, 1991, 11988, + 9065, 2197, 13231, + 10425, 2404, 14474, + 12510, 2673, 16096, + 16263, 3060, 18429, + 21142, 3448, 20763, + 27485, 3836, 23097, + 27485, 3836, 23097 + }; + + /*--------------------------------------------------------------------------*/ +#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] gains.tab, UMTS GSM AMR speech codec, R99 - Version 3.2.0, March 2, 2001 + +------------------------------------------------------------------------------ + PSEUDO-CODE + + +------------------------------------------------------------------------------ + CAUTION [optional] + [State any special notes, constraints or cautions for users of this function] + +------------------------------------------------------------------------------ +*/ + +/*---------------------------------------------------------------------------- +; FUNCTION CODE +----------------------------------------------------------------------------*/ + + + |