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Searched refs:subfr_length (Results 1 – 25 of 30) sorted by relevance

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/external/libopus/silk/float/
Dfind_LPC_FLP.c44 opus_int k, subfr_length; in silk_find_LPC_FLP() local
53 subfr_length = psEncC->subfr_length + psEncC->predictLPCOrder; in silk_find_LPC_FLP()
59 …res_nrg = silk_burg_modified_FLP( a, x, minInvGain, subfr_length, psEncC->nb_subfr, psEncC->predic… in silk_find_LPC_FLP()
64 …ilk_burg_modified_FLP( a_tmp, x + ( MAX_NB_SUBFR / 2 ) * subfr_length, minInvGain, subfr_length, M… in silk_find_LPC_FLP()
79 … silk_LPC_analysis_filter_FLP( LPC_res, a_tmp, x, 2 * subfr_length, psEncC->predictLPCOrder ); in silk_find_LPC_FLP()
81 …silk_energy_FLP( LPC_res + psEncC->predictLPCOrder, subfr_length - psEncC->predictL… in silk_find_LPC_FLP()
82 …silk_energy_FLP( LPC_res + psEncC->predictLPCOrder + subfr_length, subfr_length - psEncC->predictL… in silk_find_LPC_FLP()
Dburg_modified_FLP.c43 …const opus_int subfr_length, /* I input signal subframe length (incl. D preceding sa… in silk_burg_modified_FLP() argument
55 silk_assert( subfr_length * nb_subfr <= MAX_FRAME_SIZE ); in silk_burg_modified_FLP()
58 C0 = silk_energy_FLP( x, nb_subfr * subfr_length ); in silk_burg_modified_FLP()
61 x_ptr = x + s * subfr_length; in silk_burg_modified_FLP()
63 C_first_row[ n - 1 ] += silk_inner_product_FLP( x_ptr, x_ptr + n, subfr_length - n ); in silk_burg_modified_FLP()
78 x_ptr = x + s * subfr_length; in silk_burg_modified_FLP()
80 tmp2 = x_ptr[ subfr_length - n - 1 ]; in silk_burg_modified_FLP()
83 C_last_row[ k ] -= x_ptr[ subfr_length - n - 1 ] * x_ptr[ subfr_length - n + k ]; in silk_burg_modified_FLP()
86 tmp2 += x_ptr[ subfr_length - n + k ] * Atmp; in silk_burg_modified_FLP()
90 CAb[ k ] -= tmp2 * x_ptr[ subfr_length - n + k - 1 ]; in silk_burg_modified_FLP()
[all …]
Dresidual_energy_FLP.c96 …const opus_int subfr_length, /* I Subframe length … in silk_residual_energy_FLP() argument
105 shift = LPC_order + subfr_length; in silk_residual_energy_FLP()
109 …silk_float )( gains[ 0 ] * gains[ 0 ] * silk_energy_FLP( LPC_res_ptr + 0 * shift, subfr_length ) ); in silk_residual_energy_FLP()
110 …silk_float )( gains[ 1 ] * gains[ 1 ] * silk_energy_FLP( LPC_res_ptr + 1 * shift, subfr_length ) ); in silk_residual_energy_FLP()
114 …silk_float )( gains[ 2 ] * gains[ 2 ] * silk_energy_FLP( LPC_res_ptr + 0 * shift, subfr_length ) ); in silk_residual_energy_FLP()
115 …silk_float )( gains[ 3 ] * gains[ 3 ] * silk_energy_FLP( LPC_res_ptr + 1 * shift, subfr_length ) ); in silk_residual_energy_FLP()
Dfind_pred_coefs_FLP.c66 …psEncCtrl->pitchL, Wght, psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.ltp_mem_lengt… in silk_find_pred_coefs_FLP()
77 …psEncCtrl->pitchL, invGains, psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.predictLP… in silk_find_pred_coefs_FLP()
87 psEnc->sCmn.subfr_length + psEnc->sCmn.predictLPCOrder ); in silk_find_pred_coefs_FLP()
88 x_pre_ptr += psEnc->sCmn.subfr_length + psEnc->sCmn.predictLPCOrder; in silk_find_pred_coefs_FLP()
89 x_ptr += psEnc->sCmn.subfr_length; in silk_find_pred_coefs_FLP()
112 psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.predictLPCOrder ); in silk_find_pred_coefs_FLP()
Dfind_LTP_FLP.c42 …const opus_int subfr_length, /* I Subframe length … in silk_find_LTP_FLP() argument
61 silk_corrMatrix_FLP( lag_ptr, subfr_length, LTP_ORDER, WLTP_ptr ); in silk_find_LTP_FLP()
62 silk_corrVector_FLP( lag_ptr, r_ptr, subfr_length, LTP_ORDER, Rr ); in silk_find_LTP_FLP()
64 rr[ k ] = ( silk_float )silk_energy_FLP( r_ptr, subfr_length ); in silk_find_LTP_FLP()
75 temp = Wght[ k ] / ( nrg[ k ] * Wght[ k ] + 0.01f * subfr_length ); in silk_find_LTP_FLP()
79 r_ptr += subfr_length; in silk_find_LTP_FLP()
DLTP_analysis_filter_FLP.c40 …const opus_int subfr_length, /* I Length of each subfram… in silk_LTP_analysis_filter_FLP() argument
61 for( i = 0; i < subfr_length + pre_length; i++ ) { in silk_LTP_analysis_filter_FLP()
72 LTP_res_ptr += subfr_length + pre_length; in silk_LTP_analysis_filter_FLP()
73 x_ptr += subfr_length; in silk_LTP_analysis_filter_FLP()
Dprefilter_FLP.c133 …(silk_float)psEnc->sCmn.warping_Q16 / 65536.0f, psEnc->sCmn.subfr_length, psEnc->sCmn.shapingLPCOr… in silk_prefilter_FLP()
140 for( j = 1; j < psEnc->sCmn.subfr_length; j++ ) { in silk_prefilter_FLP()
143 P->sHarmHP = st_res[ psEnc->sCmn.subfr_length - 1 ]; in silk_prefilter_FLP()
145 …refilt_FLP( P, pxw, pxw, HarmShapeFIR, Tilt, LF_MA_shp, LF_AR_shp, lag, psEnc->sCmn.subfr_length ); in silk_prefilter_FLP()
147 px += psEnc->sCmn.subfr_length; in silk_prefilter_FLP()
148 pxw += psEnc->sCmn.subfr_length; in silk_prefilter_FLP()
Dmain_FLP.h162 …const opus_int subfr_length, /* I Subframe length …
173 …const opus_int subfr_length, /* I Length of each subfram…
185 …const opus_int subfr_length, /* I Subframe length …
Dprocess_gains_FLP.c56 …w( 2.0f, 0.33f * ( 21.0f - psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f ) ) ) / psEnc->sCmn.subfr_length ); in silk_process_gains_FLP()
/external/libopus/silk/fixed/
Dburg_modified_FIX.c51 …const opus_int subfr_length, /* I Input signal subframe length (incl. D prec… in silk_burg_modified() argument
67 silk_assert( subfr_length * nb_subfr <= MAX_FRAME_SIZE ); in silk_burg_modified()
70 silk_sum_sqr_shift( &C0, &rshifts, x, nb_subfr * subfr_length ); in silk_burg_modified()
91 x_ptr = x + s * subfr_length; in silk_burg_modified()
94 silk_inner_prod16_aligned_64( x_ptr, x_ptr + n, subfr_length - n ), rshifts ); in silk_burg_modified()
101 x_ptr = x + s * subfr_length; in silk_burg_modified()
102 celt_pitch_xcorr(x_ptr, x_ptr + 1, xcorr, subfr_length - D, D, arch ); in silk_burg_modified()
104 for ( i = n + subfr_length - D, d = 0; i < subfr_length; i++ ) in silk_burg_modified()
127 x_ptr = x + s * subfr_length; in silk_burg_modified()
129 …x2 = -silk_LSHIFT32( (opus_int32)x_ptr[ subfr_length - n - 1 ], 16 - rshifts ); /* Q(16-rs… in silk_burg_modified()
[all …]
Dfind_LPC_FIX.c44 opus_int k, subfr_length; in silk_find_LPC_FIX() local
57 subfr_length = psEncC->subfr_length + psEncC->predictLPCOrder; in silk_find_LPC_FIX()
63 …silk_burg_modified( &res_nrg, &res_nrg_Q, a_Q16, x, minInvGain_Q30, subfr_length, psEncC->nb_subfr… in silk_find_LPC_FIX()
69 …fied( &res_tmp_nrg, &res_tmp_nrg_Q, a_tmp_Q16, x + 2 * subfr_length, minInvGain_Q30, subfr_length,… in silk_find_LPC_FIX()
87 ALLOC( LPC_res, 2 * subfr_length, opus_int16 ); in silk_find_LPC_FIX()
98 … silk_LPC_analysis_filter( LPC_res, x, a_tmp_Q12, 2 * subfr_length, psEncC->predictLPCOrder ); in silk_find_LPC_FIX()
100 …res_nrg0, &rshift0, LPC_res + psEncC->predictLPCOrder, subfr_length - psEncC->predi… in silk_find_LPC_FIX()
101 …hift( &res_nrg1, &rshift1, LPC_res + psEncC->predictLPCOrder + subfr_length, subfr_length - psEncC… in silk_find_LPC_FIX()
Dprefilter_FIX.c114 ALLOC( x_filt_Q12, psEnc->sCmn.subfr_length, opus_int32 ); in silk_prefilter_FIX()
115 ALLOC( st_res_Q2, psEnc->sCmn.subfr_length, opus_int32 ); in silk_prefilter_FIX()
133 psEnc->sCmn.warping_Q16, psEnc->sCmn.subfr_length, psEnc->sCmn.shapingLPCOrder ); in silk_prefilter_FIX()
143 for( j = 1; j < psEnc->sCmn.subfr_length; j++ ) { in silk_prefilter_FIX()
146 P->sHarmHP_Q2 = st_res_Q2[ psEnc->sCmn.subfr_length - 1 ]; in silk_prefilter_FIX()
148 … x_filt_Q12, pxw_Q3, HarmShapeFIRPacked_Q12, Tilt_Q14, LF_shp_Q14, lag, psEnc->sCmn.subfr_length ); in silk_prefilter_FIX()
150 px += psEnc->sCmn.subfr_length; in silk_prefilter_FIX()
151 pxw_Q3 += psEnc->sCmn.subfr_length; in silk_prefilter_FIX()
DLTP_analysis_filter_FIX.c40 …const opus_int subfr_length, /* I Length of each sub… in silk_LTP_analysis_filter_FIX() argument
61 for( i = 0; i < subfr_length + pre_length; i++ ) { in silk_LTP_analysis_filter_FIX()
81 LTP_res_ptr += subfr_length + pre_length; in silk_LTP_analysis_filter_FIX()
82 x_ptr += subfr_length; in silk_LTP_analysis_filter_FIX()
Dfind_pred_coefs_FIX.c91 res_pitch, psEncCtrl->pitchL, Wght_Q15, psEnc->sCmn.subfr_length, in silk_find_pred_coefs_FIX()
103 …psEncCtrl->pitchL, invGains_Q16, psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.predi… in silk_find_pred_coefs_FIX()
114 psEnc->sCmn.subfr_length + psEnc->sCmn.predictLPCOrder ); in silk_find_pred_coefs_FIX()
115 x_pre_ptr += psEnc->sCmn.subfr_length + psEnc->sCmn.predictLPCOrder; in silk_find_pred_coefs_FIX()
116 x_ptr += psEnc->sCmn.subfr_length; in silk_find_pred_coefs_FIX()
142 psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr, psEnc->sCmn.predictLPCOrder ); in silk_find_pred_coefs_FIX()
Dresidual_energy_FIX.c43 …const opus_int subfr_length, /* I Subframe length … in silk_residual_energy_FIX() argument
56 offset = LPC_order + subfr_length; in silk_residual_energy_FIX()
69 … silk_sum_sqr_shift( &nrgs[ i * ( MAX_NB_SUBFR >> 1 ) + j ], &rshift, LPC_res_ptr, subfr_length ); in silk_residual_energy_FIX()
Dfind_LTP_FIX.c50 …const opus_int subfr_length, /* I subframe length … in silk_find_LTP_FIX() argument
78 … silk_sum_sqr_shift( &rr[ k ], &rr_shifts, r_ptr, subfr_length ); /* rr[ k ] in Q( -rr_shifts ) */ in silk_find_LTP_FIX()
87 …silk_corrMatrix_FIX( lag_ptr, subfr_length, LTP_ORDER, LTP_CORRS_HEAD_ROOM, WLTP_ptr, &corr_rshift… in silk_find_LTP_FIX()
90 …silk_corrVector_FIX( lag_ptr, r_ptr, subfr_length, LTP_ORDER, Rr, corr_rshifts[ k ] ); /* Rr_fix_… in silk_find_LTP_FIX()
113 …silk_RSHIFT( silk_SMULWB( (opus_int32)subfr_length, 655 ), corr_rshifts[ k ] - extra_shifts ); … in silk_find_LTP_FIX()
135 r_ptr += subfr_length; in silk_find_LTP_FIX()
Dmain_FIX.h166 …const opus_int subfr_length, /* I subframe length …
178 …const opus_int subfr_length, /* I Length of each sub…
191 …const opus_int subfr_length, /* I Subframe length …
/external/libopus/silk/
DPLC.c60 psDec->sPLC.subfr_length = 20; in silk_PLC_Reset()
111 for( j = 0; j * psDec->subfr_length < psDecCtrl->pitchL[ psDec->nb_subfr - 1 ]; j++ ) { in silk_PLC_update()
164 psPLC->subfr_length = psDec->subfr_length; in silk_PLC_update()
190 ALLOC( exc_buf, 2*psPLC->subfr_length, opus_int16 ); in silk_PLC_conceal()
205 for( i = 0; i < psPLC->subfr_length; i++ ) { in silk_PLC_conceal()
207 …silk_SMULWW( psDec->exc_Q14[ i + ( k + psPLC->nb_subfr - 2 ) * psPLC->subfr_length ], prevGain_Q10… in silk_PLC_conceal()
209 exc_buf_ptr += psPLC->subfr_length; in silk_PLC_conceal()
212 silk_sum_sqr_shift( &energy1, &shift1, exc_buf, psPLC->subfr_length ); in silk_PLC_conceal()
213 silk_sum_sqr_shift( &energy2, &shift2, &exc_buf[ psPLC->subfr_length ], psPLC->subfr_length ); in silk_PLC_conceal()
217 …rand_ptr = &psDec->exc_Q14[ silk_max_int( 0, ( psPLC->nb_subfr - 1 ) * psPLC->subfr_length - RAND_… in silk_PLC_conceal()
[all …]
Ddecode_core.c59 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()
146 …silk_memcpy( &psDec->outBuf[ psDec->ltp_mem_length ], xq, 2 * psDec->subfr_length * sizeof( opus_i… in silk_decode_core()
149 …ilk_LPC_analysis_filter( &sLTP[ start_idx ], &psDec->outBuf[ start_idx + k * psDec->subfr_length ], 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()
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()
DCNG.c116 …( &psCNG->CNG_exc_buf_Q14[ psDec->subfr_length ], psCNG->CNG_exc_buf_Q14, ( psDec->nb_subfr - 1 ) … in silk_CNG()
117 … psCNG->CNG_exc_buf_Q14, &psDec->exc_Q14[ subfr * psDec->subfr_length ], psDec->subfr_length * s… in silk_CNG()
DNSQ.c117 ALLOC( x_sc_Q10, psEncC->subfr_length, opus_int32 ); in silk_NSQ()
143 … silk_LPC_analysis_filter( &sLTP[ start_idx ], &NSQ->xq[ start_idx + k * psEncC->subfr_length ], in silk_NSQ()
155 offset_Q10, psEncC->subfr_length, psEncC->shapingLPCOrder, psEncC->predictLPCOrder ); in silk_NSQ()
157 x_Q3 += psEncC->subfr_length; in silk_NSQ()
158 pulses += psEncC->subfr_length; in silk_NSQ()
159 pxq += psEncC->subfr_length; in silk_NSQ()
403 for( i = 0; i < psEncC->subfr_length; i++ ) { in silk_nsq_scale_states()
Ddecoder_set_fs.c47 psDec->subfr_length = silk_SMULBB( SUB_FRAME_LENGTH_MS, fs_kHz ); in silk_decoder_set_fs()
48 frame_length = silk_SMULBB( psDec->nb_subfr, psDec->subfr_length ); in silk_decoder_set_fs()
DNSQ_del_dec.c164 decisionDelay = silk_min_int( DECISION_DELAY, psEncC->subfr_length ); in silk_NSQ_del_dec()
186 ALLOC( x_sc_Q10, psEncC->subfr_length, opus_int32 ); in silk_NSQ_del_dec()
246 … silk_LPC_analysis_filter( &sLTP[ start_idx ], &NSQ->xq[ start_idx + k * psEncC->subfr_length ], in silk_NSQ_del_dec()
259 … Gains_Q16[ k ], Lambda_Q10, offset_Q10, psEncC->subfr_length, subfr++, psEncC->shapingLPCOrder, in silk_NSQ_del_dec()
262 x_Q3 += psEncC->subfr_length; in silk_NSQ_del_dec()
263 pulses += psEncC->subfr_length; in silk_NSQ_del_dec()
264 pxq += psEncC->subfr_length; in silk_NSQ_del_dec()
289 …silk_memcpy( NSQ->sLPC_Q14, &psDD->sLPC_Q14[ psEncC->subfr_length ], NSQ_LPC_BUF_LENGTH * sizeof( … in silk_NSQ_del_dec()
667 for( i = 0; i < psEncC->subfr_length; i++ ) { in silk_nsq_del_dec_scale_states()
Dstructs.h155 …opus_int subfr_length; /* Subframe length (samples) … member
244 opus_int subfr_length; member
271 …opus_int subfr_length; /* Subframe length (samples) … member
Dcontrol_codec.c285 psEnc->sCmn.subfr_length = SUB_FRAME_LENGTH_MS * fs_kHz; in silk_setup_fs()
286 psEnc->sCmn.frame_length = silk_SMULBB( psEnc->sCmn.subfr_length, psEnc->sCmn.nb_subfr ); in silk_setup_fs()
308 silk_assert( ( psEnc->sCmn.subfr_length * psEnc->sCmn.nb_subfr ) == psEnc->sCmn.frame_length ); in silk_setup_fs()

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