Lines Matching refs:psEnc
37 silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */
56 buf_len = psEnc->sCmn.la_pitch + psEnc->sCmn.frame_length + psEnc->sCmn.ltp_mem_length;
59 silk_assert( buf_len >= psEnc->sCmn.pitch_LPC_win_length );
61 x_buf = x - psEnc->sCmn.ltp_mem_length;
70 x_buf_ptr = x_buf + buf_len - psEnc->sCmn.pitch_LPC_win_length;
72 silk_apply_sine_window_FLP( Wsig_ptr, x_buf_ptr, 1, psEnc->sCmn.la_pitch );
75 Wsig_ptr += psEnc->sCmn.la_pitch;
76 x_buf_ptr += psEnc->sCmn.la_pitch;
77 silk_memcpy( Wsig_ptr, x_buf_ptr, ( psEnc->sCmn.pitch_LPC_win_length - ( psEnc->sCmn.la_pitch << 1 ) ) * sizeof( silk_float ) );
80 Wsig_ptr += psEnc->sCmn.pitch_LPC_win_length - ( psEnc->sCmn.la_pitch << 1 );
81 x_buf_ptr += psEnc->sCmn.pitch_LPC_win_length - ( psEnc->sCmn.la_pitch << 1 );
82 silk_apply_sine_window_FLP( Wsig_ptr, x_buf_ptr, 2, psEnc->sCmn.la_pitch );
85 silk_autocorrelation_FLP( auto_corr, Wsig, psEnc->sCmn.pitch_LPC_win_length, psEnc->sCmn.pitchEstimationLPCOrder + 1 );
91 res_nrg = silk_schur_FLP( refl_coef, auto_corr, psEnc->sCmn.pitchEstimationLPCOrder );
97 silk_k2a_FLP( A, refl_coef, psEnc->sCmn.pitchEstimationLPCOrder );
100 silk_bwexpander_FLP( A, psEnc->sCmn.pitchEstimationLPCOrder, FIND_PITCH_BANDWIDTH_EXPANSION );
105 silk_LPC_analysis_filter_FLP( res, A, x_buf, buf_len, psEnc->sCmn.pitchEstimationLPCOrder );
107 if( psEnc->sCmn.indices.signalType != TYPE_NO_VOICE_ACTIVITY && psEnc->sCmn.first_frame_after_reset == 0 ) {
110 thrhld -= 0.004f * psEnc->sCmn.pitchEstimationLPCOrder;
111 thrhld -= 0.1f * psEnc->sCmn.speech_activity_Q8 * ( 1.0f / 256.0f );
112 thrhld -= 0.15f * (psEnc->sCmn.prevSignalType >> 1);
113 thrhld -= 0.1f * psEnc->sCmn.input_tilt_Q15 * ( 1.0f / 32768.0f );
118 if( silk_pitch_analysis_core_FLP( res, psEncCtrl->pitchL, &psEnc->sCmn.indices.lagIndex,
119 &psEnc->sCmn.indices.contourIndex, &psEnc->LTPCorr, psEnc->sCmn.prevLag, psEnc->sCmn.pitchEstimationThreshold_Q16 / 65536.0f,
120 thrhld, psEnc->sCmn.fs_kHz, psEnc->sCmn.pitchEstimationComplexity, psEnc->sCmn.nb_subfr, arch ) == 0 )
122 psEnc->sCmn.indices.signalType = TYPE_VOICED;
124 psEnc->sCmn.indices.signalType = TYPE_UNVOICED;
128 psEnc->sCmn.indices.lagIndex = 0;
129 psEnc->sCmn.indices.contourIndex = 0;
130 psEnc->LTPCorr = 0;
