1885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/*********************************************************************** 2885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgCopyright (c) 2006-2011, Skype Limited. All rights reserved. 3885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgRedistribution and use in source and binary forms, with or without 4885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgmodification, are permitted provided that the following conditions 5885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgare met: 6885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org- Redistributions of source code must retain the above copyright notice, 7885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgthis list of conditions and the following disclaimer. 8885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org- Redistributions in binary form must reproduce the above copyright 9885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgnotice, this list of conditions and the following disclaimer in the 10885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgdocumentation and/or other materials provided with the distribution. 11885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org- Neither the name of Internet Society, IETF or IETF Trust, nor the 12885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgnames of specific contributors, may be used to endorse or promote 13885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgproducts derived from this software without specific prior written 14885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgpermission. 15885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” 16885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgAND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgIMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 19885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgLIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgCONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgSUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgINTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgCONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgPOSSIBILITY OF SUCH DAMAGE. 26885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org***********************************************************************/ 27885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 28885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#ifndef SILK_STRUCTS_FIX_H 29885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#define SILK_STRUCTS_FIX_H 30885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 31885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#include "typedef.h" 32885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#include "main.h" 33885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#include "structs.h" 34885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 35885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#ifdef __cplusplus 36885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgextern "C" 37885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org{ 38885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#endif 39885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 40885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/********************************/ 41885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/* Noise shaping analysis state */ 42885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/********************************/ 43885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgtypedef struct { 44885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int8 LastGainIndex; 45885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 HarmBoost_smth_Q16; 46885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 HarmShapeGain_smth_Q16; 47885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 Tilt_smth_Q16; 48885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org} silk_shape_state_FIX; 49885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 50885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/********************************/ 51885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/* Prefilter state */ 52885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/********************************/ 53885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgtypedef struct { 54885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int16 sLTP_shp[ LTP_BUF_LENGTH ]; 55885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 sAR_shp[ MAX_SHAPE_LPC_ORDER + 1 ]; 56885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int sLTP_shp_buf_idx; 57885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 sLF_AR_shp_Q12; 58885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 sLF_MA_shp_Q12; 59885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 sHarmHP_Q2; 60885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 rand_seed; 61885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int lagPrev; 62885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org} silk_prefilter_state_FIX; 63885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 64885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/********************************/ 65885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/* Encoder state FIX */ 66885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/********************************/ 67885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgtypedef struct { 68885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_encoder_state sCmn; /* Common struct, shared with floating-point code */ 69885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_shape_state_FIX sShape; /* Shape state */ 70885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_prefilter_state_FIX sPrefilt; /* Prefilter State */ 71885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 72885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org /* Buffer for find pitch and noise shape analysis */ 73885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_DWORD_ALIGN opus_int16 x_buf[ 2 * MAX_FRAME_LENGTH + LA_SHAPE_MAX ];/* Buffer for find pitch and noise shape analysis */ 74885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int LTPCorr_Q15; /* Normalized correlation from pitch lag estimator */ 75885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org} silk_encoder_state_FIX; 76885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 77885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/************************/ 78885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/* Encoder control FIX */ 79885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/************************/ 80885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgtypedef struct { 81885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org /* Prediction and coding parameters */ 82885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 Gains_Q16[ MAX_NB_SUBFR ]; 83885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_DWORD_ALIGN opus_int16 PredCoef_Q12[ 2 ][ MAX_LPC_ORDER ]; 84885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int16 LTPCoef_Q14[ LTP_ORDER * MAX_NB_SUBFR ]; 85885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int LTP_scale_Q14; 86885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int pitchL[ MAX_NB_SUBFR ]; 87885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 88885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org /* Noise shaping parameters */ 89885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org /* Testing */ 90885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_DWORD_ALIGN opus_int16 AR1_Q13[ MAX_NB_SUBFR * MAX_SHAPE_LPC_ORDER ]; 91885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_DWORD_ALIGN opus_int16 AR2_Q13[ MAX_NB_SUBFR * MAX_SHAPE_LPC_ORDER ]; 92885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 LF_shp_Q14[ MAX_NB_SUBFR ]; /* Packs two int16 coefficients per int32 value */ 93885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int GainsPre_Q14[ MAX_NB_SUBFR ]; 94885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int HarmBoost_Q14[ MAX_NB_SUBFR ]; 95885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int Tilt_Q14[ MAX_NB_SUBFR ]; 96885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int HarmShapeGain_Q14[ MAX_NB_SUBFR ]; 97885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int Lambda_Q10; 98885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int input_quality_Q14; 99885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int coding_quality_Q14; 100885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 101885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org /* measures */ 102885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int sparseness_Q8; 103885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 predGain_Q16; 104885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int LTPredCodGain_Q7; 105885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 ResNrg[ MAX_NB_SUBFR ]; /* Residual energy per subframe */ 106885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int ResNrgQ[ MAX_NB_SUBFR ]; /* Q domain for the residual energy > 0 */ 107885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 108885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org /* Parameters for CBR mode */ 109885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 GainsUnq_Q16[ MAX_NB_SUBFR ]; 110885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int8 lastGainIndexPrev; 111885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org} silk_encoder_control_FIX; 112885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 113885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/************************/ 114885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/* Encoder Super Struct */ 115885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org/************************/ 116885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.orgtypedef struct { 117885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org silk_encoder_state_FIX state_Fxx[ ENCODER_NUM_CHANNELS ]; 118885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org stereo_enc_state sStereo; 119885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int32 nBitsExceeded; 120885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int nChannelsAPI; 121885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int nChannelsInternal; 122885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int nPrevChannelsInternal; 123885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int timeSinceSwitchAllowed_ms; 124885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int allowBandwidthSwitch; 125885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org opus_int prev_decode_only_middle; 126885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org} silk_encoder; 127885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 128885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 129885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#ifdef __cplusplus 130885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org} 131885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#endif 132885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org 133885f2ff5a7a7d6a73432d26a6c0ae9147e6b452sergeyu@chromium.org#endif 134