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Searched refs:SILK_FIX_CONST (Results 1 – 25 of 34) sorted by relevance

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/external/libopus/silk/fixed/
Dnoise_shape_analysis_FIX.c53 gain_Q24 = silk_SMLAWB( SILK_FIX_CONST( 1.0, 24 ), gain_Q24, -lambda_Q16 ); in warped_gain()
77 nom_Q16 = silk_SMLAWB( SILK_FIX_CONST( 1.0, 16 ), -(opus_int32)lambda_Q16, lambda_Q16 ); in limit_warped_coefs()
78 den_Q24 = silk_SMLAWB( SILK_FIX_CONST( 1.0, 24 ), coefs_syn_Q24[ 0 ], lambda_Q16 ); in limit_warped_coefs()
80 den_Q24 = silk_SMLAWB( SILK_FIX_CONST( 1.0, 24 ), coefs_ana_Q24[ 0 ], lambda_Q16 ); in limit_warped_coefs()
115 chirp_Q16 = SILK_FIX_CONST( 0.99, 16 ) - silk_DIV32_varQ( in limit_warped_coefs()
116 …silk_SMULWB( maxabs_Q24 - limit_Q24, silk_SMLABB( SILK_FIX_CONST( 0.8, 10 ), SILK_FIX_CONST( 0.1, … in limit_warped_coefs()
128 … nom_Q16 = silk_SMLAWB( SILK_FIX_CONST( 1.0, 16 ), -(opus_int32)lambda_Q16, lambda_Q16 ); in limit_warped_coefs()
129 den_Q24 = silk_SMLAWB( SILK_FIX_CONST( 1.0, 24 ), coefs_syn_Q24[ 0 ], lambda_Q16 ); in limit_warped_coefs()
131 den_Q24 = silk_SMLAWB( SILK_FIX_CONST( 1.0, 24 ), coefs_ana_Q24[ 0 ], lambda_Q16 ); in limit_warped_coefs()
179 SILK_FIX_CONST( 20.0, 7 ), 4 ) ), 1 ); in silk_noise_shape_analysis_FIX()
[all …]
Dprocess_gains_FIX.c49 …s_Q16 = -silk_sigm_Q15( silk_RSHIFT_ROUND( psEncCtrl->LTPredCodGain_Q7 - SILK_FIX_CONST( 12.0, 7 )… in silk_process_gains_FIX()
58 …silk_SMULWB( SILK_FIX_CONST( 21 + 16 / 0.33, 7 ) - psEnc->sCmn.SNR_dB_Q7, SILK_FIX_CONST( 0.33, 16… in silk_process_gains_FIX()
99 …trl->LTPredCodGain_Q7 + silk_RSHIFT( psEnc->sCmn.input_tilt_Q15, 8 ) > SILK_FIX_CONST( 1.0, 7 ) ) { in silk_process_gains_FIX()
108 psEncCtrl->Lambda_Q10 = SILK_FIX_CONST( LAMBDA_OFFSET, 10 ) in silk_process_gains_FIX()
109 …+ silk_SMULBB( SILK_FIX_CONST( LAMBDA_DELAYED_DECISIONS, 10 ), psEnc->sCmn.nStatesDelayedDecision ) in silk_process_gains_FIX()
110 …+ silk_SMULWB( SILK_FIX_CONST( LAMBDA_SPEECH_ACT, 18 ), psEnc->sCmn.speech_activity_Q8 ) in silk_process_gains_FIX()
111 …+ silk_SMULWB( SILK_FIX_CONST( LAMBDA_INPUT_QUALITY, 12 ), psEncCtrl->input_quality_Q14 ) in silk_process_gains_FIX()
112 …+ silk_SMULWB( SILK_FIX_CONST( LAMBDA_CODING_QUALITY, 12 ), psEncCtrl->coding_quality_Q14 ) in silk_process_gains_FIX()
113 …+ silk_SMULWB( SILK_FIX_CONST( LAMBDA_QUANT_OFFSET, 16 ), quant_offset_Q10 … in silk_process_gains_FIX()
116 silk_assert( psEncCtrl->Lambda_Q10 < SILK_FIX_CONST( 2, 10 ) ); in silk_process_gains_FIX()
Dfind_pitch_lags_FIX.c93 …auto_corr[ 0 ] = silk_SMLAWB( auto_corr[ 0 ], auto_corr[ 0 ], SILK_FIX_CONST( FIND_PITCH_WHITE_NOI… in silk_find_pitch_lags_FIX()
110 …silk_bwexpander( A_Q12, psEnc->sCmn.pitchEstimationLPCOrder, SILK_FIX_CONST( FIND_PITCH_BANDWIDTH_… in silk_find_pitch_lags_FIX()
119 thrhld_Q13 = SILK_FIX_CONST( 0.6, 13 ); in silk_find_pitch_lags_FIX()
120 …thrhld_Q13 = silk_SMLABB( thrhld_Q13, SILK_FIX_CONST( -0.004, 13 ), psEnc->sCmn.pitchEstimationLPC… in silk_find_pitch_lags_FIX()
121 …thrhld_Q13 = silk_SMLAWB( thrhld_Q13, SILK_FIX_CONST( -0.1, 21 ), psEnc->sCmn.speech_activity_Q… in silk_find_pitch_lags_FIX()
122 …thrhld_Q13 = silk_SMLABB( thrhld_Q13, SILK_FIX_CONST( -0.15, 13 ), silk_RSHIFT( psEnc->sCmn.prevS… in silk_find_pitch_lags_FIX()
123 … thrhld_Q13 = silk_SMLAWB( thrhld_Q13, SILK_FIX_CONST( -0.1, 14 ), psEnc->sCmn.input_tilt_Q15 ); in silk_find_pitch_lags_FIX()
Dfind_pred_coefs_FIX.c126 minInvGain_Q30 = SILK_FIX_CONST( 1.0f / MAX_PREDICTION_POWER_GAIN_AFTER_RESET, 30 ); in silk_find_pred_coefs_FIX()
128 …2lin( silk_SMLAWB( 16 << 7, (opus_int32)psEncCtrl->LTPredCodGain_Q7, SILK_FIX_CONST( 1.0 / 3, 16 )… in silk_find_pred_coefs_FIX()
130 silk_SMULWW( SILK_FIX_CONST( MAX_PREDICTION_POWER_GAIN, 0 ), in silk_find_pred_coefs_FIX()
131 …silk_SMLAWB( SILK_FIX_CONST( 0.25, 18 ), SILK_FIX_CONST( 0.75, 18 ), psEncCtrl->coding_quality_Q14… in silk_find_pred_coefs_FIX()
Dfind_LTP_FIX.c97 regu = silk_SMLAWB( regu, rr[ k ], SILK_FIX_CONST( LTP_DAMPING/3, 16 ) ); in silk_find_LTP_FIX()
98 …regu = silk_SMLAWB( regu, matrix_ptr( WLTP_ptr, 0, 0, LTP_ORDER ), SILK_FIX_CONST( LTP_DAMPING/3, … in silk_find_LTP_FIX()
99 …( regu, matrix_ptr( WLTP_ptr, LTP_ORDER-1, LTP_ORDER-1, LTP_ORDER ), SILK_FIX_CONST( LTP_DAMPING/3… in silk_find_LTP_FIX()
217 SILK_FIX_CONST( LTP_SMOOTHING, 26 ), in silk_find_LTP_FIX()
218 …silk_RSHIFT( SILK_FIX_CONST( LTP_SMOOTHING, 26 ), 10 ) + temp32 ), /* Q10… in silk_find_LTP_FIX()
Dschur64_FIX.c62 rc_Q16[ k ] = -SILK_FIX_CONST( .99f, 16 ); in silk_schur64()
64 rc_Q16[ k ] = SILK_FIX_CONST( .99f, 16 ); in silk_schur64()
Dencode_frame_FIX.c56 if( psEnc->sCmn.speech_activity_Q8 < SILK_FIX_CONST( SPEECH_ACTIVITY_DTX_THRES, 8 ) ) { in silk_encode_do_VAD_FIX()
165 gainMult_Q8 = SILK_FIX_CONST( 1, 8 ); in silk_encode_frame_FIX()
269 …_log2lin( silk_LSHIFT( nBits - maxBits, 7 ) / psEnc->sCmn.frame_length + SILK_FIX_CONST( 16, 7 ) ); in silk_encode_frame_FIX()
270 gain_factor_Q16 = silk_min_32( gain_factor_Q16, SILK_FIX_CONST( 2, 16 ) ); in silk_encode_frame_FIX()
272 gain_factor_Q16 = silk_max_32( gain_factor_Q16, SILK_FIX_CONST( 1.3, 16 ) ); in silk_encode_frame_FIX()
343 …if( psEnc->sCmn.LBRR_enabled && psEnc->sCmn.speech_activity_Q8 > SILK_FIX_CONST( LBRR_SPEECH_ACTIV… in silk_LBRR_encode_FIX()
Dschur_FIX.c74 rc_Q15[ k ] = -SILK_FIX_CONST( .99f, 15 ); in silk_schur()
76 rc_Q15[ k ] = SILK_FIX_CONST( .99f, 15 ); in silk_schur()
Dpitch_analysis_core_FIX.c252 if( Cmax < SILK_FIX_CONST( 0.2, 14 ) ) { in silk_pitch_analysis_core()
424 …silk_assert( nb_subfr * SILK_FIX_CONST( PE_SHORTLAG_BIAS, 13 ) == silk_SAT16( nb_subfr * SILK_FIX_… in silk_pitch_analysis_core()
425 …CCmax_new_b = CCmax_new - silk_RSHIFT( silk_SMULBB( nb_subfr * SILK_FIX_CONST( PE_SHORTLAG_BIAS, 1… in silk_pitch_analysis_core()
428 …silk_assert( nb_subfr * SILK_FIX_CONST( PE_PREVLAG_BIAS, 13 ) == silk_SAT16( nb_subfr * SILK_FIX_C… in silk_pitch_analysis_core()
433 …prev_lag_bias_Q13 = silk_RSHIFT( silk_SMULBB( nb_subfr * SILK_FIX_CONST( PE_PREVLAG_BIAS, 13 ), *L… in silk_pitch_analysis_core()
434 …UL( prev_lag_bias_Q13, delta_lag_log2_sqr_Q7 ), delta_lag_log2_sqr_Q7 + SILK_FIX_CONST( 0.5, 7 ) ); in silk_pitch_analysis_core()
526 contour_bias_Q15 = silk_DIV32_16( SILK_FIX_CONST( PE_FLATCONTOUR_BIAS, 15 ), lag ); in silk_pitch_analysis_core()
DLTP_scale_ctrl_FIX.c47 …silk_SMULWB( silk_SMULBB( round_loss, psEncCtrl->LTPredCodGain_Q7 ), SILK_FIX_CONST( 0.1, 9 ) ), 0… in silk_LTP_scale_ctrl_FIX()
Dburg_modified_FIX.c87 …CAb[ 0 ] = CAf[ 0 ] = C0 + silk_SMMUL( SILK_FIX_CONST( FIND_LPC_COND_FAC, 32 ), C0 ) + 1; … in silk_burg_modified()
116 …CAb[ 0 ] = CAf[ 0 ] = C0 + silk_SMMUL( SILK_FIX_CONST( FIND_LPC_COND_FAC, 32 ), C0 ) + 1; … in silk_burg_modified()
276 …*res_nrg = silk_SMLAWW( nrg, silk_SMMUL( SILK_FIX_CONST( FIND_LPC_COND_FAC, 32 ), C0 ), -tmp1 );/*… in silk_burg_modified()
/external/libopus/silk/
Dstereo_LR_to_MS.c97 SILK_FIX_CONST( STEREO_RATIO_SMOOTH_COEF / 2, 16 ) : in silk_stereo_LR_to_MS()
98 SILK_FIX_CONST( STEREO_RATIO_SMOOTH_COEF, 16 ); in silk_stereo_LR_to_MS()
105 frac_Q16 = silk_min( frac_Q16, SILK_FIX_CONST( 1, 16 ) ); in silk_stereo_LR_to_MS()
116 …mid_side_rates_bps[ 0 ] = silk_DIV32_varQ( total_rate_bps, SILK_FIX_CONST( 8 + 5, 16 ) + frac_3_Q1… in silk_stereo_LR_to_MS()
123 silk_SMULWB( SILK_FIX_CONST( 1, 16 ) + frac_3_Q16, min_mid_rate_bps ), 14+2 ); in silk_stereo_LR_to_MS()
124 width_Q14 = silk_LIMIT( width_Q14, 0, SILK_FIX_CONST( 1, 14 ) ); in silk_stereo_LR_to_MS()
127 width_Q14 = SILK_FIX_CONST( 1, 14 ); in silk_stereo_LR_to_MS()
142 …min_mid_rate_bps || silk_SMULWB( frac_Q16, state->smth_width_Q14 ) < SILK_FIX_CONST( 0.05, 14 ) ) ) in silk_stereo_LR_to_MS()
157 …min_mid_rate_bps || silk_SMULWB( frac_Q16, state->smth_width_Q14 ) < SILK_FIX_CONST( 0.02, 14 ) ) ) in silk_stereo_LR_to_MS()
168 } else if( state->smth_width_Q14 > SILK_FIX_CONST( 0.95, 14 ) ) { in silk_stereo_LR_to_MS()
[all …]
DHP_variable_cutoff.c56 …pitch_freq_log_Q7 - ( silk_lin2log( SILK_FIX_CONST( VARIABLE_HP_MIN_CUTOFF_HZ, 16 ) ) - ( 16 << 7 … in silk_HP_variable_cutoff()
66 …lta_freq_Q7 = silk_LIMIT_32( delta_freq_Q7, -SILK_FIX_CONST( VARIABLE_HP_MAX_DELTA_FREQ, 7 ), SILK… in silk_HP_variable_cutoff()
70 …silk_SMULBB( psEncC1->speech_activity_Q8, delta_freq_Q7 ), SILK_FIX_CONST( VARIABLE_HP_SMTH_COEF1,… in silk_HP_variable_cutoff()
Dcontrol_codec.c296 psEnc->sCmn.mu_LTP_Q9 = SILK_FIX_CONST( MU_LTP_QUANT_WB, 9 ); in silk_setup_fs()
299 psEnc->sCmn.mu_LTP_Q9 = SILK_FIX_CONST( MU_LTP_QUANT_MB, 9 ); in silk_setup_fs()
302 psEnc->sCmn.mu_LTP_Q9 = SILK_FIX_CONST( MU_LTP_QUANT_NB, 9 ); in silk_setup_fs()
324 psEncC->pitchEstimationThreshold_Q16 = SILK_FIX_CONST( 0.8, 16 ); in silk_setup_complexity()
335 psEncC->pitchEstimationThreshold_Q16 = SILK_FIX_CONST( 0.76, 16 ); in silk_setup_complexity()
346 psEncC->pitchEstimationThreshold_Q16 = SILK_FIX_CONST( 0.74, 16 ); in silk_setup_complexity()
354 …psEncC->warping_Q16 = psEncC->fs_kHz * SILK_FIX_CONST( WARPING_MULTIPLIER, 16 … in silk_setup_complexity()
357 psEncC->pitchEstimationThreshold_Q16 = SILK_FIX_CONST( 0.72, 16 ); in silk_setup_complexity()
365 …psEncC->warping_Q16 = psEncC->fs_kHz * SILK_FIX_CONST( WARPING_MULTIPLIER, 16 … in silk_setup_complexity()
368 psEncC->pitchEstimationThreshold_Q16 = SILK_FIX_CONST( 0.7, 16 ); in silk_setup_complexity()
[all …]
Dquant_LTP_gains.c65 opus_int32 gain_safety = SILK_FIX_CONST( 0.4, 7 ); in silk_quant_LTP_gains()
79 …max_gain_Q7 = silk_log2lin( ( SILK_FIX_CONST( MAX_SUM_LOG_GAIN_DB / 6.0, 7 ) - sum_log_gain_tmp_Q7… in silk_quant_LTP_gains()
80 + SILK_FIX_CONST( 7, 7 ) ) - gain_safety; in silk_quant_LTP_gains()
98 + silk_lin2log( gain_safety + gain_Q7 ) - SILK_FIX_CONST( 7, 7 )); in silk_quant_LTP_gains()
Dprocess_NLSFs.c50 silk_assert( psEncC->speech_activity_Q8 <= SILK_FIX_CONST( 1.0, 8 ) ); in silk_process_NLSFs()
57 …NLSF_mu_Q20 = silk_SMLAWB( SILK_FIX_CONST( 0.003, 20 ), SILK_FIX_CONST( -0.001, 28 ), psEncC->spee… in silk_process_NLSFs()
64 silk_assert( NLSF_mu_Q20 <= SILK_FIX_CONST( 0.005, 20 ) ); in silk_process_NLSFs()
DNLSF_del_dec_quant.c79 out0_Q10 = silk_SUB16( out0_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_del_dec_quant()
80 out1_Q10 = silk_SUB16( out1_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_del_dec_quant()
82 out1_Q10 = silk_SUB16( out1_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_del_dec_quant()
84 out0_Q10 = silk_ADD16( out0_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_del_dec_quant()
86 out0_Q10 = silk_ADD16( out0_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_del_dec_quant()
87 out1_Q10 = silk_ADD16( out1_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_del_dec_quant()
Dtables_NLSF_CB_WB.c188 SILK_FIX_CONST( 0.15, 16 ),
189 SILK_FIX_CONST( 1.0 / 0.15, 6 ),
Dtables_NLSF_CB_NB_MB.c150 SILK_FIX_CONST( 0.18, 16 ),
151 SILK_FIX_CONST( 1.0 / 0.18, 6 ),
DNLSF_decode.c50 out_Q10 = silk_SUB16( out_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_residual_dequant()
52 out_Q10 = silk_ADD16( out_Q10, SILK_FIX_CONST( NLSF_QUANT_LEVEL_ADJ, 10 ) ); in silk_NLSF_residual_dequant()
DNLSF2A.c145 … sc_Q16 = SILK_FIX_CONST( 0.999, 16 ) - silk_DIV32( silk_LSHIFT( maxabs - silk_int16_MAX, 14 ), in silk_NLSF2A()
166 …if( silk_LPC_inverse_pred_gain( a_Q12, d ) < SILK_FIX_CONST( 1.0 / MAX_PREDICTION_POWER_GAIN, 30 )… in silk_NLSF2A()
Dinit_encoder.c54 …psEnc->sCmn.variable_HP_smth1_Q15 = silk_LSHIFT( silk_lin2log( SILK_FIX_CONST( VARIABLE_HP_MIN_CUT… in silk_init_encoder()
Dstereo_decode_pred.c57 SILK_FIX_CONST( 0.5 / STEREO_QUANT_SUB_STEPS, 16 ) ); in silk_stereo_decode_pred()
Dcontrol_SNR.c76 …Q7 = silk_SMLABB( psEncC->SNR_dB_Q7, 12 - psEncC->LBRR_GainIncreases, SILK_FIX_CONST( -0.25, 7 ) ); in silk_control_SNR()
/external/libopus/silk/float/
Dencode_frame_FLP.c55 if( psEnc->sCmn.speech_activity_Q8 < SILK_FIX_CONST( SPEECH_ACTIVITY_DTX_THRES, 8 ) ) { in silk_encode_do_VAD_FLP()
161 gainMult_Q8 = SILK_FIX_CONST( 1, 8 ); in silk_encode_frame_FLP()
256 …_log2lin( silk_LSHIFT( nBits - maxBits, 7 ) / psEnc->sCmn.frame_length + SILK_FIX_CONST( 16, 7 ) ); in silk_encode_frame_FLP()
257 gain_factor_Q16 = silk_min_32( gain_factor_Q16, SILK_FIX_CONST( 2, 16 ) ); in silk_encode_frame_FLP()
259 gain_factor_Q16 = silk_max_32( gain_factor_Q16, SILK_FIX_CONST( 1.3, 16 ) ); in silk_encode_frame_FLP()
335 …if( psEnc->sCmn.LBRR_enabled && psEnc->sCmn.speech_activity_Q8 > SILK_FIX_CONST( LBRR_SPEECH_ACTIV… in silk_LBRR_encode_FLP()

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