39 …silk_decoder_state          *psDec,                         /* I/O  Decoder state                 …  in silk_decode_core()  argument
55     silk_assert( psDec->prev_gain_Q16 != 0 );  in silk_decode_core()
57     ALLOC( sLTP, psDec->ltp_mem_length, opus_int16 );  in silk_decode_core()
58     ALLOC( sLTP_Q15, psDec->ltp_mem_length + psDec->frame_length, opus_int32 );  in silk_decode_core()
59     ALLOC( res_Q14, psDec->subfr_length, opus_int32 );  in silk_decode_core()
60     ALLOC( sLPC_Q14, psDec->subfr_length + MAX_LPC_ORDER, opus_int32 );  in silk_decode_core()
62 …offset_Q10 = silk_Quantization_Offsets_Q10[ psDec->indices.signalType >> 1 ][ psDec->indices.quant…  in silk_decode_core()
64     if( psDec->indices.NLSFInterpCoef_Q2 < 1 << 2 ) {  in silk_decode_core()
71     rand_seed = psDec->indices.Seed;  in silk_decode_core()
72     for( i = 0; i < psDec->frame_length; i++ ) {  in silk_decode_core()
74         psDec->exc_Q14[ i ] = silk_LSHIFT( (opus_int32)pulses[ i ], 14 );  in silk_decode_core()
75         if( psDec->exc_Q14[ i ] > 0 ) {  in silk_decode_core()
76             psDec->exc_Q14[ i ] -= QUANT_LEVEL_ADJUST_Q10 << 4;  in silk_decode_core()
78         if( psDec->exc_Q14[ i ] < 0 ) {  in silk_decode_core()
79             psDec->exc_Q14[ i ] += QUANT_LEVEL_ADJUST_Q10 << 4;  in silk_decode_core()
81         psDec->exc_Q14[ i ] += offset_Q10 << 4;  in silk_decode_core()
83            psDec->exc_Q14[ i ] = -psDec->exc_Q14[ i ];  in silk_decode_core()
90     silk_memcpy( sLPC_Q14, psDec->sLPC_Q14_buf, MAX_LPC_ORDER * sizeof( opus_int32 ) );  in silk_decode_core()
92     pexc_Q14 = psDec->exc_Q14;  in silk_decode_core()
94     sLTP_buf_idx = psDec->ltp_mem_length;  in silk_decode_core()
96     for( k = 0; k < psDec->nb_subfr; k++ ) {  in silk_decode_core()
101         silk_memcpy( A_Q12_tmp, A_Q12, psDec->LPC_order * sizeof( opus_int16 ) );  in silk_decode_core()
103         signalType   = psDec->indices.signalType;  in silk_decode_core()
109         if( psDecCtrl->Gains_Q16[ k ] != psDec->prev_gain_Q16 ) {  in silk_decode_core()
110             gain_adj_Q16 =  silk_DIV32_varQ( psDec->prev_gain_Q16, psDecCtrl->Gains_Q16[ k ], 16 );  in silk_decode_core()
122         psDec->prev_gain_Q16 = psDecCtrl->Gains_Q16[ k ];  in silk_decode_core()
125         if( psDec->lossCnt && psDec->prevSignalType == TYPE_VOICED &&  in silk_decode_core()
126             psDec->indices.signalType != TYPE_VOICED && k < MAX_NB_SUBFR/2 ) {  in silk_decode_core()
132             psDecCtrl->pitchL[ k ] = psDec->lagPrev;  in silk_decode_core()
142                 start_idx = psDec->ltp_mem_length - lag - psDec->LPC_order - LTP_ORDER / 2;  in silk_decode_core()
146 …silk_memcpy( &psDec->outBuf[ psDec->ltp_mem_length ], xq, 2 * psDec->subfr_length * sizeof( opus_i…  in silk_decode_core()
149 …silk_LPC_analysis_filter( &sLTP[ start_idx ], &psDec->outBuf[ start_idx + k * psDec->subfr_length …  in silk_decode_core()
150                     A_Q12, psDec->ltp_mem_length - start_idx, psDec->LPC_order );  in silk_decode_core()
158 …sLTP_Q15[ sLTP_buf_idx - i - 1 ] = silk_SMULWB( inv_gain_Q31, sLTP[ psDec->ltp_mem_length - i - 1 …  in silk_decode_core()
174             for( i = 0; i < psDec->subfr_length; i++ ) {  in silk_decode_core()
196         for( i = 0; i < psDec->subfr_length; i++ ) {  in silk_decode_core()
198             silk_assert( psDec->LPC_order == 10 || psDec->LPC_order == 16 );  in silk_decode_core()
200             LPC_pred_Q10 = silk_RSHIFT( psDec->LPC_order, 1 );  in silk_decode_core()
211             if( psDec->LPC_order == 16 ) {  in silk_decode_core()
230 …   silk_memcpy( sLPC_Q14, &sLPC_Q14[ psDec->subfr_length ], MAX_LPC_ORDER * sizeof( opus_int32 ) );  in silk_decode_core()
231         pexc_Q14 += psDec->subfr_length;  in silk_decode_core()
232         pxq      += psDec->subfr_length;  in silk_decode_core()
236     silk_memcpy( psDec->sLPC_Q14_buf, sLPC_Q14, MAX_LPC_ORDER * sizeof( opus_int32 ) );  in silk_decode_core()