264 lines
16 KiB
C
264 lines
16 KiB
C
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/*
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* SIPR / ACELP.NET decoder
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*
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* Copyright (c) 2008 Vladimir Voroshilov
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* Copyright (c) 2009 Vitor Sessak
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_SIPRDATA_H
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#define AVCODEC_SIPRDATA_H
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static const float mean_lsf[10] = {
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0.297151, 0.452308, 0.765443, 1.134803, 1.421125,
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1.773822, 2.049173, 2.375914, 2.585097, 0.075756
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};
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static const float lsf_cb1[64][2] = {
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{ 0.007587, -0.005843}, { 0.042163, -0.028048}, {-0.017147, -0.060705},
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{ 0.013773, -0.038108}, {-0.041563, -0.078571}, {-0.076928, -0.119343},
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{ 0.012654, 0.176005}, { 0.059737, 0.156869}, { 0.171767, 0.231837},
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{ 0.114030, 0.242047}, { 0.168977, 0.283101}, { 0.146210, 0.397961},
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{ 0.249446, 0.268421}, { 0.137074, 0.186724}, {-0.057736, -0.135638},
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{-0.109664, -0.124611}, {-0.021234, -0.031174}, {-0.013990, -0.091819},
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{-0.040046, -0.111426}, {-0.016830, 0.055361}, { 0.057815, 0.071606},
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{ 0.060670, 0.114436}, { 0.106695, 0.140838}, { 0.093601, 0.092793},
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{ 0.039593, 0.006142}, {-0.066589, -0.092463}, {-0.102589, -0.171380},
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{-0.059621, -0.050671}, { 0.166131, 0.139773}, { 0.213069, 0.190761},
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{ 0.061820, 0.037661}, { 0.136471, 0.090823}, {-0.019789, 0.013515},
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{ 0.022280, 0.079473}, { 0.215281, 0.461959}, { 0.206497, 0.340077},
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{ 0.012249, -0.065596}, { 0.091345, 0.190871}, { 0.019506, 0.037266},
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{-0.050702, -0.013223}, {-0.057334, 0.028943}, { 0.291512, 0.371415},
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{-0.053467, 0.084160}, { 0.025372, 0.375310}, { 0.269995, 0.566520},
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{-0.095259, -0.012353}, { 0.050479, 0.212893}, { 0.101219, 0.049320},
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{ 0.072426, 0.283362}, {-0.084116, -0.150542}, {-0.031485, 0.144922},
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{ 0.012714, 0.256910}, {-0.009528, 0.102768}, {-0.039572, 0.204967},
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{-0.098800, 0.055038}, { 0.020719, 0.128387}, {-0.045559, -0.178373},
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{-0.082338, 0.136933}, {-0.058270, 0.292806}, { 0.084242, 0.505112},
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{ 0.121825, 0.326386}, {-0.102658, -0.069341}, { 0.071675, 0.004744},
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{-0.117763, -0.202608}
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};
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static const float lsf_cb2[128][2] = {
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{ 0.025412, 0.006095}, {-0.069803, 0.010650}, {-0.175957, -0.185800},
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{-0.139298, -0.048013}, {-0.156150, -0.129688}, {-0.160523, 0.068022},
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{ 0.199683, 0.259982}, { 0.258038, 0.236147}, { 0.367089, 0.304716},
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{ 0.251764, 0.305853}, { 0.394314, 0.382153}, { 0.448579, 0.337438},
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{ 0.323286, 0.425563}, { 0.015369, 0.123820}, {-0.026770, 0.083881},
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{-0.112161, -0.097993}, {-0.221847, -0.161311}, {-0.050014, -0.092862},
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{-0.214960, -0.398498}, {-0.114062, -0.241381}, { 0.137950, 0.138852},
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{ 0.031529, 0.065719}, { 0.208734, 0.084760}, { 0.157862, 0.057535},
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{ 0.124750, 0.011922}, {-0.035227, -0.154397}, {-0.105523, -0.291427},
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{-0.073488, -0.201948}, {-0.224184, -0.273290}, {-0.168019, -0.240297},
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{-0.271591, -0.384682}, {-0.124784, 0.014253}, { 0.004210, -0.110418},
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{ 0.074270, -0.014272}, { 0.053058, -0.068672}, {-0.090098, -0.145019},
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{ 0.303214, 0.210323}, { 0.413443, 0.272002}, { 0.356904, 0.230646},
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{-0.035186, -0.028579}, {-0.117558, 0.115105}, {-0.159225, 0.218385},
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{-0.230178, 0.172901}, {-0.216148, -0.110195}, { 0.309444, 0.101508},
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{ 0.250489, 0.118338}, { 0.293324, 0.151205}, {-0.023634, 0.033084},
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{ 0.076708, 0.114024}, { 0.123119, 0.087704}, {-0.060265, 0.126543},
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{-0.223766, -0.021903}, {-0.241987, -0.328089}, { 0.205598, 0.147925},
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{-0.087010, 0.064601}, {-0.287892, -0.286099}, {-0.179451, -0.350781},
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{-0.219572, 0.043816}, {-0.217263, 0.245550}, {-0.286743, -0.180981},
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{ 0.172659, 0.112620}, {-0.105422, 0.176856}, { 0.006176, -0.051491},
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{ 0.099802, 0.176322}, {-0.186620, -0.068980}, { 0.164689, 0.185018},
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{ 0.519877, 0.376111}, { 0.521941, 0.533731}, { 0.473375, 0.439534},
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{ 0.214235, 0.202476}, { 0.579215, 0.466969}, { 0.310414, 0.271057},
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{ 0.257450, 0.058939}, { 0.023936, -0.169464}, {-0.268817, -0.064531},
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{-0.174182, -0.000198}, {-0.268405, -0.234529}, {-0.296522, 0.247140},
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{ 0.115950, -0.072194}, {-0.303666, 0.149084}, {-0.347762, -0.011002},
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{-0.223829, -0.214137}, {-0.278958, -0.457975}, { 0.135500, 0.238466},
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{ 0.312730, 0.342760}, { 0.071754, -0.125912}, { 0.485938, 0.260429},
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{ 0.037536, 0.179771}, { 0.391493, 0.156938}, { 0.397320, 0.484446},
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{-0.308630, -0.342418}, {-0.269599, -0.128453}, {-0.086683, -0.043863},
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{ 0.421115, 0.213521}, { 0.082417, 0.049006}, {-0.087873, 0.238126},
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{ 0.338899, 0.166131}, {-0.166988, 0.147105}, {-0.167214, -0.294075},
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{ 0.588706, 0.328303}, { 0.207270, 0.017671}, {-0.141658, 0.291147},
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{-0.140850, 0.374321}, { 0.028180, 0.322510}, {-0.229858, 0.328036},
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{-0.060743, -0.260916}, {-0.011131, 0.246442}, {-0.058151, 0.310760},
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{-0.127536, -0.186432}, {-0.128523, -0.334884}, {-0.283899, 0.077729},
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{-0.031595, 0.181015}, {-0.329330, -0.108630}, {-0.215739, 0.107458},
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{ 0.175734, 0.327134}, { 0.255801, 0.176077}, { 0.228265, 0.396859},
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{-0.370909, -0.185081}, {-0.355138, -0.300405}, { 0.061669, 0.242616},
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{ 0.104489, 0.307995}, {-0.320021, -0.234002}, { 0.077349, 0.416286},
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{-0.339471, -0.407609}, {-0.019384, -0.215111}, { 0.168229, -0.032453},
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{-0.040140, 0.399658}, {-0.275141, 0.008218}
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};
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static const float lsf_cb3[128][2] = {
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{ 0.024608, 0.006198}, {-0.216616, -0.398169}, {-0.089601, -0.201370},
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{-0.121878, -0.305281}, { 0.037913, 0.059320}, { 0.245126, 0.244089},
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{ 0.266853, 0.182476}, { 0.319362, 0.203481}, { 0.349945, 0.252644},
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{ 0.393849, 0.279272}, { 0.445707, 0.258063}, { 0.387321, 0.200855},
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{-0.038818, 0.129603}, {-0.009510, 0.076441}, {-0.023892, -0.028199},
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{-0.117134, -0.145990}, {-0.186585, -0.052886}, {-0.034250, -0.084547},
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{-0.087443, -0.095426}, {-0.453322, -0.174493}, {-0.363975, -0.148186},
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{-0.334413, -0.202479}, {-0.221313, -0.181320}, {-0.131146, -0.050611},
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{-0.104706, 0.115139}, { 0.192765, 0.275417}, { 0.014184, 0.194251},
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{ 0.154215, 0.226949}, { 0.084031, 0.221759}, { 0.189438, 0.164566},
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{ 0.130737, 0.170962}, {-0.066815, 0.062954}, {-0.177176, -0.145167},
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{-0.247608, -0.129767}, {-0.187886, -0.293720}, {-0.244036, -0.344655},
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{-0.203063, -0.234947}, {-0.292715, -0.158421}, { 0.064990, -0.028164},
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{ 0.147664, 0.085995}, { 0.107977, 0.002253}, { 0.071286, 0.027533},
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{ 0.021017, -0.049807}, {-0.272056, -0.217857}, {-0.065596, 0.008375},
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{-0.150818, -0.195514}, {-0.012767, -0.150787}, { 0.238541, 0.136606},
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{ 0.291741, 0.114024}, { 0.202677, 0.103701}, { 0.140985, 0.037759},
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{-0.257347, -0.442383}, {-0.320666, -0.319742}, {-0.488725, -0.603660},
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{-0.319170, -0.469806}, { 0.014970, -0.101074}, { 0.102209, 0.066790},
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{-0.076202, -0.044884}, { 0.073868, 0.152565}, { 0.070755, -0.091358},
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{-0.016751, 0.027216}, { 0.071201, 0.096981}, {-0.060975, -0.145638},
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{ 0.114156, 0.117587}, {-0.284757, -0.029101}, {-0.253005, -0.073645},
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{-0.204028, -0.098492}, {-0.114508, 0.001219}, {-0.225284, -0.011998},
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{-0.235670, 0.084330}, { 0.161921, 0.128334}, { 0.025717, 0.119456},
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{-0.255292, -0.281471}, {-0.392803, -0.095809}, { 0.039229, -0.152110},
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{-0.310905, -0.099233}, {-0.268773, 0.032308}, {-0.340150, 0.013129},
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{-0.344890, -0.045157}, {-0.188423, 0.265603}, {-0.168235, -0.000936},
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{ 0.000462, 0.297000}, { 0.263674, 0.371214}, {-0.146797, -0.098225},
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{-0.386557, -0.282426}, {-0.070940, -0.255550}, { 0.293258, 0.252785},
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{ 0.408332, 0.387751}, {-0.381914, -0.358918}, {-0.463621, -0.315560},
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{-0.323681, -0.258465}, { 0.250055, 0.071195}, {-0.405256, -0.429754},
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{-0.135748, -0.251274}, { 0.186827, 0.060177}, { 0.116742, -0.053526},
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{-0.403321, -0.220339}, {-0.414144, -0.021108}, {-0.416877, 0.050184},
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{-0.470083, -0.079564}, {-0.315554, 0.219217}, {-0.273183, 0.138437},
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{ 0.253231, 0.306374}, { 0.177802, 0.346298}, { 0.210358, 0.207697},
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{-0.323480, 0.077519}, {-0.193136, 0.048170}, { 0.114492, 0.292778},
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{-0.130766, 0.056677}, {-0.171572, -0.349267}, {-0.370076, -0.536392},
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{-0.311109, -0.389953}, { 0.334928, 0.367664}, { 0.351246, 0.438664},
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{ 0.518803, 0.331253}, { 0.437061, 0.327257}, { 0.318906, 0.307389},
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{-0.025972, -0.206758}, { 0.373278, 0.325438}, { 0.473488, 0.389441},
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{ 0.478553, 0.477990}, { 0.332783, 0.153825}, { 0.212098, 0.452336},
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{ 0.161522, -0.011212}, { 0.209368, 0.020687}, {-0.086262, 0.204493},
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{-0.388643, 0.133640}, {-0.177016, 0.134404}
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};
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static const float lsf_cb4[128][2] = {
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{-0.003594, -0.022447}, { 0.070651, 0.028334}, {-0.290374, -0.018347},
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{-0.224495, -0.370312}, {-0.269555, -0.131227}, {-0.122714, -0.267733},
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{ 0.173325, 0.138698}, { 0.161946, 0.020687}, { 0.111706, 0.022510},
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{ 0.097638, 0.056049}, { 0.139754, 0.059920}, { 0.056549, -0.050586},
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{ 0.036301, 0.021501}, {-0.066347, 0.012324}, {-0.066972, 0.096136},
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{-0.120062, -0.084201}, { 0.011225, 0.047425}, {-0.012846, -0.067390},
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{-0.116201, 0.122874}, {-0.027819, 0.035453}, {-0.024743, 0.072835},
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{-0.034061, -0.001310}, { 0.077469, 0.081609}, { 0.128347, 0.139584},
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{ 0.183416, 0.086563}, {-0.155839, -0.053775}, {-0.190403, -0.018639},
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{-0.202548, -0.062841}, {-0.373733, -0.275094}, {-0.394260, -0.186513},
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{-0.465700, -0.220031}, { 0.064400, -0.095825}, {-0.262053, -0.199837},
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{-0.167233, -0.094402}, { 0.048600, 0.057567}, {-0.007122, 0.168506},
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{ 0.050938, 0.156451}, {-0.060828, 0.147083}, {-0.171889, 0.195822},
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{-0.218934, 0.138431}, {-0.270532, 0.195775}, {-0.405818, 0.075643},
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{-0.440187, 0.193387}, {-0.484968, 0.157607}, {-0.480560, 0.067230},
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{-0.436757, -0.111847}, {-0.040731, -0.040363}, {-0.202319, -0.170457},
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{-0.158515, -0.134551}, {-0.356709, -0.378549}, {-0.268820, -0.289831},
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{-0.188486, -0.289306}, {-0.148139, -0.177616}, {-0.071591, -0.191128},
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{-0.052270, -0.150589}, {-0.020543, -0.116220}, { 0.039584, -0.012592},
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{-0.268226, 0.042704}, {-0.209755, 0.069423}, {-0.168964, 0.124504},
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{-0.363240, 0.188266}, {-0.524935, -0.025010}, {-0.105894, -0.002699},
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{-0.251830, -0.062018}, {-0.310480, -0.082325}, { 0.014652, 0.083127},
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{-0.136512, 0.033116}, {-0.073755, -0.025236}, { 0.110766, 0.095954},
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{ 0.002878, 0.011838}, {-0.074977, -0.244586}, {-0.047023, -0.081339},
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{-0.183249, 0.029525}, { 0.263435, 0.206934}, {-0.156721, -0.229993},
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{-0.112224, -0.208941}, {-0.116534, -0.123191}, {-0.073988, -0.111668},
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{ 0.029484, -0.137573}, {-0.009802, -0.161685}, {-0.023273, 0.114043},
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{-0.332651, 0.049072}, {-0.394009, 0.018608}, {-0.433543, -0.035318},
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{-0.368459, -0.108024}, {-0.350215, -0.037617}, {-0.321140, -0.178537},
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{ 0.020307, -0.048487}, {-0.210512, -0.232274}, {-0.082140, -0.065443},
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{ 0.081961, -0.009340}, { 0.146794, 0.101973}, { 0.213999, 0.124687},
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{ 0.100217, -0.054095}, {-0.114411, -0.041403}, {-0.097631, 0.037061},
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{-0.099651, -0.157978}, {-0.215790, -0.116550}, {-0.107100, 0.076300},
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{ 0.084653, 0.126088}, { 0.246439, 0.091442}, { 0.160077, 0.188536},
|
||
|
|
{ 0.273900, 0.279190}, { 0.320417, 0.232550}, { 0.132710, -0.018988},
|
||
|
|
{ 0.018950, -0.091681}, {-0.032073, -0.202906}, { 0.212789, 0.178188},
|
||
|
|
{ 0.208580, 0.239726}, { 0.049420, 0.099840}, {-0.145695, -0.010619},
|
||
|
|
{-0.132525, -0.322660}, { 0.019666, 0.126603}, { 0.260809, 0.147727},
|
||
|
|
{-0.232795, -0.001090}, {-0.049826, 0.225987}, {-0.154774, 0.076614},
|
||
|
|
{ 0.045032, 0.221397}, { 0.321014, 0.161632}, {-0.062379, 0.053586},
|
||
|
|
{ 0.132252, 0.246675}, { 0.392627, 0.271905}, {-0.264585, 0.102344},
|
||
|
|
{-0.327200, 0.121624}, {-0.399642, 0.124445}, {-0.108335, 0.179171},
|
||
|
|
{ 0.100374, 0.182731}, { 0.203852, 0.049505}
|
||
|
|
};
|
||
|
|
|
||
|
|
static const float lsf_cb5[32][2] = {
|
||
|
|
{-0.047705, 0.008002}, { 0.011332, 0.065028}, {-0.021796, -0.034777},
|
||
|
|
{-0.147394, -0.001241}, {-0.001577, 0.020599}, {-0.083827, -0.028975},
|
||
|
|
{-0.177707, 0.066046}, {-0.043241, -0.165144}, { 0.053322, 0.096519},
|
||
|
|
{-0.097688, 0.106484}, {-0.023392, 0.111234}, {-0.146747, -0.159360},
|
||
|
|
{ 0.027241, -0.011806}, {-0.043156, 0.057667}, { 0.019516, -0.062116},
|
||
|
|
{ 0.025990, 0.162533}, { 0.091888, 0.009720}, {-0.098511, 0.036414},
|
||
|
|
{ 0.013722, -0.116512}, { 0.054833, -0.180975}, { 0.119497, 0.128774},
|
||
|
|
{ 0.118378, -0.125997}, { 0.065882, -0.030932}, { 0.120581, -0.039964},
|
||
|
|
{-0.050561, -0.088577}, { 0.050134, 0.033194}, {-0.129654, -0.075112},
|
||
|
|
{-0.225334, -0.040234}, { 0.070629, -0.084455}, { 0.095508, 0.063548},
|
||
|
|
{ 0.150514, 0.034366}, { 0.186092, -0.069272}
|
||
|
|
};
|
||
|
|
|
||
|
|
static const float * const lsf_codebooks[] = {
|
||
|
|
lsf_cb1[0], lsf_cb2[0], lsf_cb3[0], lsf_cb4[0], lsf_cb5[0]
|
||
|
|
};
|
||
|
|
|
||
|
|
static const float gain_cb[128][2] = {
|
||
|
|
{0.035230, 0.161540}, {0.049223, 0.448359}, {0.057443, 0.809043},
|
||
|
|
{0.072434, 1.760306}, {0.111491, 0.566418}, {0.112820, 1.098524},
|
||
|
|
{0.143493, 0.726856}, {0.144840, 0.347800}, {0.180341, 1.050010},
|
||
|
|
{0.188171, 2.197256}, {0.189771, 0.256947}, {0.198260, 0.484678},
|
||
|
|
{0.210622, 0.755825}, {0.220694, 0.590788}, {0.237062, 1.322214},
|
||
|
|
{0.255175, 0.338710}, {0.298980, 0.919051}, {0.314627, 0.520961},
|
||
|
|
{0.337106, 1.469863}, {0.341422, 2.804546}, {0.363257, 0.736222},
|
||
|
|
{0.363881, 0.367640}, {0.369850, 1.937934}, {0.370136, 1.075201},
|
||
|
|
{0.397152, 0.549410}, {0.426557, 0.876015}, {0.450686, 0.215588},
|
||
|
|
{0.468116, 0.671848}, {0.470495, 1.242034}, {0.474180, 1.739845},
|
||
|
|
{0.484875, 0.490564}, {0.498917, 0.971238}, {0.530996, 0.785765},
|
||
|
|
{0.539768, 2.130689}, {0.546021, 0.589544}, {0.546632, 3.050846},
|
||
|
|
{0.552336, 0.389775}, {0.556302, 1.400103}, {0.559688, 1.105421},
|
||
|
|
{0.574140, 0.667513}, {0.595547, 0.828943}, {0.597771, 0.496929},
|
||
|
|
{0.617079, 1.863075}, {0.619657, 1.221713}, {0.621172, 0.950275},
|
||
|
|
{0.628426, 0.630766}, {0.628689, 4.242164}, {0.640899, 1.529846},
|
||
|
|
{0.645813, 0.331127}, {0.653056, 0.748168}, {0.662909, 1.077438},
|
||
|
|
{0.669505, 2.631114}, {0.681570, 1.839298}, {0.687844, 0.903400},
|
||
|
|
{0.688660, 1.270830}, {0.695070, 0.578227}, {0.697926, 0.428440},
|
||
|
|
{0.715454, 0.812355}, {0.729981, 1.539357}, {0.737434, 1.106765},
|
||
|
|
{0.740241, 2.033374}, {0.740871, 0.568460}, {0.752689, 0.698461},
|
||
|
|
{0.756587, 0.893078}, {0.767797, 0.499246}, {0.768516, 3.712434},
|
||
|
|
{0.773153, 1.332360}, {0.786125, 1.042996}, {0.788792, 0.238388},
|
||
|
|
{0.790861, 2.273229}, {0.795338, 1.582767}, {0.809621, 0.595501},
|
||
|
|
{0.821032, 0.756460}, {0.824590, 0.922925}, {0.826019, 1.186793},
|
||
|
|
{0.827426, 1.885076}, {0.830080, 6.088666}, {0.837028, 2.819993},
|
||
|
|
{0.845561, 1.490623}, {0.848323, 0.410436}, {0.856522, 0.729725},
|
||
|
|
{0.862636, 0.966880}, {0.874561, 1.681660}, {0.874751, 1.177630},
|
||
|
|
{0.879289, 2.301300}, {0.886671, 0.613068}, {0.896729, 0.781097},
|
||
|
|
{0.904777, 3.484111}, {0.906098, 1.330892}, {0.919182, 1.877203},
|
||
|
|
{0.919901, 0.569511}, {0.921772, 1.034126}, {0.922439, 0.376000},
|
||
|
|
{0.934221, 1.485214}, {0.938842, 0.869135}, {0.939166, 2.378294},
|
||
|
|
{0.958933, 1.122722}, {0.959042, 0.694098}, {0.960995, 1.743430},
|
||
|
|
{0.970763, 2.884897}, {0.982881, 0.814506}, {0.990141, 1.330022},
|
||
|
|
{0.996447, 1.823381}, {1.000013, 0.967498}, {1.000743, 0.480597},
|
||
|
|
{1.008020, 5.095226}, {1.013883, 2.105435}, {1.026438, 0.691312},
|
||
|
|
{1.027361, 1.558169}, {1.030123, 3.586526}, {1.033916, 1.118036},
|
||
|
|
{1.039315, 2.543360}, {1.068596, 0.836380}, {1.081023, 1.318768},
|
||
|
|
{1.093150, 2.267843}, {1.095607, 1.712383}, {1.102816, 1.037334},
|
||
|
|
{1.103231, 3.536292}, {1.107320, 0.508615}, {1.150000, 7.999000},
|
||
|
|
{1.156731, 1.236772}, {1.168428, 2.268084}, {1.184130, 0.775839},
|
||
|
|
{1.210609, 1.511840}, {1.220663, 4.365683}, {1.224016, 0.983179},
|
||
|
|
{1.252236, 2.778535}, {1.301176, 1.923126}
|
||
|
|
};
|
||
|
|
|
||
|
|
static const float pred[4] = {
|
||
|
|
0.200, 0.334, 0.504, 0.691
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* AVCODEC_SIPRDATA_H */
|