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FFmpeg/libavcodec/siprdata.h

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SIPR decoder for modes 8k5, 6k5 and 5k0. Patch by Vladimir Voroshilov and myself. Originally committed as revision 21125 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
/*
* SIPR / ACELP.NET decoder
*
* Copyright (c) 2008 Vladimir Voroshilov
* Copyright (c) 2009 Vitor Sessak
*
Replace FFmpeg with Libav in licence headers Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
* This file is part of Libav.
SIPR decoder for modes 8k5, 6k5 and 5k0. Patch by Vladimir Voroshilov and myself. Originally committed as revision 21125 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
*
Replace FFmpeg with Libav in licence headers Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
* Libav is free software; you can redistribute it and/or
SIPR decoder for modes 8k5, 6k5 and 5k0. Patch by Vladimir Voroshilov and myself. Originally committed as revision 21125 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
Replace FFmpeg with Libav in licence headers Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
* Libav is distributed in the hope that it will be useful,
SIPR decoder for modes 8k5, 6k5 and 5k0. Patch by Vladimir Voroshilov and myself. Originally committed as revision 21125 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
Replace FFmpeg with Libav in licence headers Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
* License along with Libav; if not, write to the Free Software
SIPR decoder for modes 8k5, 6k5 and 5k0. Patch by Vladimir Voroshilov and myself. Originally committed as revision 21125 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_SIPRDATA_H
#define AVCODEC_SIPRDATA_H
static const float mean_lsf[10] = {
0.297151, 0.452308, 0.765443, 1.134803, 1.421125,
1.773822, 2.049173, 2.375914, 2.585097, 0.075756
};
static const float lsf_cb1[64][2] = {
{ 0.007587, -0.005843}, { 0.042163, -0.028048}, {-0.017147, -0.060705},
{ 0.013773, -0.038108}, {-0.041563, -0.078571}, {-0.076928, -0.119343},
{ 0.012654, 0.176005}, { 0.059737, 0.156869}, { 0.171767, 0.231837},
{ 0.114030, 0.242047}, { 0.168977, 0.283101}, { 0.146210, 0.397961},
{ 0.249446, 0.268421}, { 0.137074, 0.186724}, {-0.057736, -0.135638},
{-0.109664, -0.124611}, {-0.021234, -0.031174}, {-0.013990, -0.091819},
{-0.040046, -0.111426}, {-0.016830, 0.055361}, { 0.057815, 0.071606},
{ 0.060670, 0.114436}, { 0.106695, 0.140838}, { 0.093601, 0.092793},
{ 0.039593, 0.006142}, {-0.066589, -0.092463}, {-0.102589, -0.171380},
{-0.059621, -0.050671}, { 0.166131, 0.139773}, { 0.213069, 0.190761},
{ 0.061820, 0.037661}, { 0.136471, 0.090823}, {-0.019789, 0.013515},
{ 0.022280, 0.079473}, { 0.215281, 0.461959}, { 0.206497, 0.340077},
{ 0.012249, -0.065596}, { 0.091345, 0.190871}, { 0.019506, 0.037266},
{-0.050702, -0.013223}, {-0.057334, 0.028943}, { 0.291512, 0.371415},
{-0.053467, 0.084160}, { 0.025372, 0.375310}, { 0.269995, 0.566520},
{-0.095259, -0.012353}, { 0.050479, 0.212893}, { 0.101219, 0.049320},
{ 0.072426, 0.283362}, {-0.084116, -0.150542}, {-0.031485, 0.144922},
{ 0.012714, 0.256910}, {-0.009528, 0.102768}, {-0.039572, 0.204967},
{-0.098800, 0.055038}, { 0.020719, 0.128387}, {-0.045559, -0.178373},
{-0.082338, 0.136933}, {-0.058270, 0.292806}, { 0.084242, 0.505112},
{ 0.121825, 0.326386}, {-0.102658, -0.069341}, { 0.071675, 0.004744},
{-0.117763, -0.202608}
};
static const float lsf_cb2[128][2] = {
{ 0.025412, 0.006095}, {-0.069803, 0.010650}, {-0.175957, -0.185800},
{-0.139298, -0.048013}, {-0.156150, -0.129688}, {-0.160523, 0.068022},
{ 0.199683, 0.259982}, { 0.258038, 0.236147}, { 0.367089, 0.304716},
{ 0.251764, 0.305853}, { 0.394314, 0.382153}, { 0.448579, 0.337438},
{ 0.323286, 0.425563}, { 0.015369, 0.123820}, {-0.026770, 0.083881},
{-0.112161, -0.097993}, {-0.221847, -0.161311}, {-0.050014, -0.092862},
{-0.214960, -0.398498}, {-0.114062, -0.241381}, { 0.137950, 0.138852},
{ 0.031529, 0.065719}, { 0.208734, 0.084760}, { 0.157862, 0.057535},
{ 0.124750, 0.011922}, {-0.035227, -0.154397}, {-0.105523, -0.291427},
{-0.073488, -0.201948}, {-0.224184, -0.273290}, {-0.168019, -0.240297},
{-0.271591, -0.384682}, {-0.124784, 0.014253}, { 0.004210, -0.110418},
{ 0.074270, -0.014272}, { 0.053058, -0.068672}, {-0.090098, -0.145019},
{ 0.303214, 0.210323}, { 0.413443, 0.272002}, { 0.356904, 0.230646},
{-0.035186, -0.028579}, {-0.117558, 0.115105}, {-0.159225, 0.218385},
{-0.230178, 0.172901}, {-0.216148, -0.110195}, { 0.309444, 0.101508},
{ 0.250489, 0.118338}, { 0.293324, 0.151205}, {-0.023634, 0.033084},
{ 0.076708, 0.114024}, { 0.123119, 0.087704}, {-0.060265, 0.126543},
{-0.223766, -0.021903}, {-0.241987, -0.328089}, { 0.205598, 0.147925},
{-0.087010, 0.064601}, {-0.287892, -0.286099}, {-0.179451, -0.350781},
{-0.219572, 0.043816}, {-0.217263, 0.245550}, {-0.286743, -0.180981},
{ 0.172659, 0.112620}, {-0.105422, 0.176856}, { 0.006176, -0.051491},
{ 0.099802, 0.176322}, {-0.186620, -0.068980}, { 0.164689, 0.185018},
{ 0.519877, 0.376111}, { 0.521941, 0.533731}, { 0.473375, 0.439534},
{ 0.214235, 0.202476}, { 0.579215, 0.466969}, { 0.310414, 0.271057},
{ 0.257450, 0.058939}, { 0.023936, -0.169464}, {-0.268817, -0.064531},
{-0.174182, -0.000198}, {-0.268405, -0.234529}, {-0.296522, 0.247140},
{ 0.115950, -0.072194}, {-0.303666, 0.149084}, {-0.347762, -0.011002},
{-0.223829, -0.214137}, {-0.278958, -0.457975}, { 0.135500, 0.238466},
{ 0.312730, 0.342760}, { 0.071754, -0.125912}, { 0.485938, 0.260429},
{ 0.037536, 0.179771}, { 0.391493, 0.156938}, { 0.397320, 0.484446},
{-0.308630, -0.342418}, {-0.269599, -0.128453}, {-0.086683, -0.043863},
{ 0.421115, 0.213521}, { 0.082417, 0.049006}, {-0.087873, 0.238126},
{ 0.338899, 0.166131}, {-0.166988, 0.147105}, {-0.167214, -0.294075},
{ 0.588706, 0.328303}, { 0.207270, 0.017671}, {-0.141658, 0.291147},
{-0.140850, 0.374321}, { 0.028180, 0.322510}, {-0.229858, 0.328036},
{-0.060743, -0.260916}, {-0.011131, 0.246442}, {-0.058151, 0.310760},
{-0.127536, -0.186432}, {-0.128523, -0.334884}, {-0.283899, 0.077729},
{-0.031595, 0.181015}, {-0.329330, -0.108630}, {-0.215739, 0.107458},
{ 0.175734, 0.327134}, { 0.255801, 0.176077}, { 0.228265, 0.396859},
{-0.370909, -0.185081}, {-0.355138, -0.300405}, { 0.061669, 0.242616},
{ 0.104489, 0.307995}, {-0.320021, -0.234002}, { 0.077349, 0.416286},
{-0.339471, -0.407609}, {-0.019384, -0.215111}, { 0.168229, -0.032453},
{-0.040140, 0.399658}, {-0.275141, 0.008218}
};
static const float lsf_cb3[128][2] = {
{ 0.024608, 0.006198}, {-0.216616, -0.398169}, {-0.089601, -0.201370},
{-0.121878, -0.305281}, { 0.037913, 0.059320}, { 0.245126, 0.244089},
{ 0.266853, 0.182476}, { 0.319362, 0.203481}, { 0.349945, 0.252644},
{ 0.393849, 0.279272}, { 0.445707, 0.258063}, { 0.387321, 0.200855},
{-0.038818, 0.129603}, {-0.009510, 0.076441}, {-0.023892, -0.028199},
{-0.117134, -0.145990}, {-0.186585, -0.052886}, {-0.034250, -0.084547},
{-0.087443, -0.095426}, {-0.453322, -0.174493}, {-0.363975, -0.148186},
{-0.334413, -0.202479}, {-0.221313, -0.181320}, {-0.131146, -0.050611},
{-0.104706, 0.115139}, { 0.192765, 0.275417}, { 0.014184, 0.194251},
{ 0.154215, 0.226949}, { 0.084031, 0.221759}, { 0.189438, 0.164566},
{ 0.130737, 0.170962}, {-0.066815, 0.062954}, {-0.177176, -0.145167},
{-0.247608, -0.129767}, {-0.187886, -0.293720}, {-0.244036, -0.344655},
{-0.203063, -0.234947}, {-0.292715, -0.158421}, { 0.064990, -0.028164},
{ 0.147664, 0.085995}, { 0.107977, 0.002253}, { 0.071286, 0.027533},
{ 0.021017, -0.049807}, {-0.272056, -0.217857}, {-0.065596, 0.008375},
{-0.150818, -0.195514}, {-0.012767, -0.150787}, { 0.238541, 0.136606},
{ 0.291741, 0.114024}, { 0.202677, 0.103701}, { 0.140985, 0.037759},
{-0.257347, -0.442383}, {-0.320666, -0.319742}, {-0.488725, -0.603660},
{-0.319170, -0.469806}, { 0.014970, -0.101074}, { 0.102209, 0.066790},
{-0.076202, -0.044884}, { 0.073868, 0.152565}, { 0.070755, -0.091358},
{-0.016751, 0.027216}, { 0.071201, 0.096981}, {-0.060975, -0.145638},
{ 0.114156, 0.117587}, {-0.284757, -0.029101}, {-0.253005, -0.073645},
{-0.204028, -0.098492}, {-0.114508, 0.001219}, {-0.225284, -0.011998},
{-0.235670, 0.084330}, { 0.161921, 0.128334}, { 0.025717, 0.119456},
{-0.255292, -0.281471}, {-0.392803, -0.095809}, { 0.039229, -0.152110},
{-0.310905, -0.099233}, {-0.268773, 0.032308}, {-0.340150, 0.013129},
{-0.344890, -0.045157}, {-0.188423, 0.265603}, {-0.168235, -0.000936},
{ 0.000462, 0.297000}, { 0.263674, 0.371214}, {-0.146797, -0.098225},
{-0.386557, -0.282426}, {-0.070940, -0.255550}, { 0.293258, 0.252785},
{ 0.408332, 0.387751}, {-0.381914, -0.358918}, {-0.463621, -0.315560},
{-0.323681, -0.258465}, { 0.250055, 0.071195}, {-0.405256, -0.429754},
{-0.135748, -0.251274}, { 0.186827, 0.060177}, { 0.116742, -0.053526},
{-0.403321, -0.220339}, {-0.414144, -0.021108}, {-0.416877, 0.050184},
{-0.470083, -0.079564}, {-0.315554, 0.219217}, {-0.273183, 0.138437},
{ 0.253231, 0.306374}, { 0.177802, 0.346298}, { 0.210358, 0.207697},
{-0.323480, 0.077519}, {-0.193136, 0.048170}, { 0.114492, 0.292778},
{-0.130766, 0.056677}, {-0.171572, -0.349267}, {-0.370076, -0.536392},
{-0.311109, -0.389953}, { 0.334928, 0.367664}, { 0.351246, 0.438664},
{ 0.518803, 0.331253}, { 0.437061, 0.327257}, { 0.318906, 0.307389},
{-0.025972, -0.206758}, { 0.373278, 0.325438}, { 0.473488, 0.389441},
{ 0.478553, 0.477990}, { 0.332783, 0.153825}, { 0.212098, 0.452336},
{ 0.161522, -0.011212}, { 0.209368, 0.020687}, {-0.086262, 0.204493},
{-0.388643, 0.133640}, {-0.177016, 0.134404}
};
static const float lsf_cb4[128][2] = {
{-0.003594, -0.022447}, { 0.070651, 0.028334}, {-0.290374, -0.018347},
{-0.224495, -0.370312}, {-0.269555, -0.131227}, {-0.122714, -0.267733},
{ 0.173325, 0.138698}, { 0.161946, 0.020687}, { 0.111706, 0.022510},
{ 0.097638, 0.056049}, { 0.139754, 0.059920}, { 0.056549, -0.050586},
{ 0.036301, 0.021501}, {-0.066347, 0.012324}, {-0.066972, 0.096136},
{-0.120062, -0.084201}, { 0.011225, 0.047425}, {-0.012846, -0.067390},
{-0.116201, 0.122874}, {-0.027819, 0.035453}, {-0.024743, 0.072835},
{-0.034061, -0.001310}, { 0.077469, 0.081609}, { 0.128347, 0.139584},
{ 0.183416, 0.086563}, {-0.155839, -0.053775}, {-0.190403, -0.018639},
{-0.202548, -0.062841}, {-0.373733, -0.275094}, {-0.394260, -0.186513},
{-0.465700, -0.220031}, { 0.064400, -0.095825}, {-0.262053, -0.199837},
{-0.167233, -0.094402}, { 0.048600, 0.057567}, {-0.007122, 0.168506},
{ 0.050938, 0.156451}, {-0.060828, 0.147083}, {-0.171889, 0.195822},
{-0.218934, 0.138431}, {-0.270532, 0.195775}, {-0.405818, 0.075643},
{-0.440187, 0.193387}, {-0.484968, 0.157607}, {-0.480560, 0.067230},
{-0.436757, -0.111847}, {-0.040731, -0.040363}, {-0.202319, -0.170457},
{-0.158515, -0.134551}, {-0.356709, -0.378549}, {-0.268820, -0.289831},
{-0.188486, -0.289306}, {-0.148139, -0.177616}, {-0.071591, -0.191128},
{-0.052270, -0.150589}, {-0.020543, -0.116220}, { 0.039584, -0.012592},
{-0.268226, 0.042704}, {-0.209755, 0.069423}, {-0.168964, 0.124504},
{-0.363240, 0.188266}, {-0.524935, -0.025010}, {-0.105894, -0.002699},
{-0.251830, -0.062018}, {-0.310480, -0.082325}, { 0.014652, 0.083127},
{-0.136512, 0.033116}, {-0.073755, -0.025236}, { 0.110766, 0.095954},
{ 0.002878, 0.011838}, {-0.074977, -0.244586}, {-0.047023, -0.081339},
{-0.183249, 0.029525}, { 0.263435, 0.206934}, {-0.156721, -0.229993},
{-0.112224, -0.208941}, {-0.116534, -0.123191}, {-0.073988, -0.111668},
{ 0.029484, -0.137573}, {-0.009802, -0.161685}, {-0.023273, 0.114043},
{-0.332651, 0.049072}, {-0.394009, 0.018608}, {-0.433543, -0.035318},
{-0.368459, -0.108024}, {-0.350215, -0.037617}, {-0.321140, -0.178537},
{ 0.020307, -0.048487}, {-0.210512, -0.232274}, {-0.082140, -0.065443},
{ 0.081961, -0.009340}, { 0.146794, 0.101973}, { 0.213999, 0.124687},
{ 0.100217, -0.054095}, {-0.114411, -0.041403}, {-0.097631, 0.037061},
{-0.099651, -0.157978}, {-0.215790, -0.116550}, {-0.107100, 0.076300},
{ 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 *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 */