diff options
Diffstat (limited to 'thirdparty/opus/silk/float/main_FLP.h')
| -rw-r--r-- | thirdparty/opus/silk/float/main_FLP.h | 55 |
1 files changed, 14 insertions, 41 deletions
diff --git a/thirdparty/opus/silk/float/main_FLP.h b/thirdparty/opus/silk/float/main_FLP.h index e5a75972e5..5dc0ccf4a4 100644 --- a/thirdparty/opus/silk/float/main_FLP.h +++ b/thirdparty/opus/silk/float/main_FLP.h @@ -56,7 +56,8 @@ void silk_HP_variable_cutoff( /* Encoder main function */ void silk_encode_do_VAD_FLP( - silk_encoder_state_FLP *psEnc /* I/O Encoder state FLP */ + silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */ + opus_int activity /* I Decision of Opus voice activity detector */ ); /* Encoder main function */ @@ -79,22 +80,11 @@ opus_int silk_init_encoder( opus_int silk_control_encoder( silk_encoder_state_FLP *psEnc, /* I/O Pointer to Silk encoder state FLP */ silk_EncControlStruct *encControl, /* I Control structure */ - const opus_int32 TargetRate_bps, /* I Target max bitrate (bps) */ const opus_int allow_bw_switch, /* I Flag to allow switching audio bandwidth */ const opus_int channelNb, /* I Channel number */ const opus_int force_fs_kHz ); -/****************/ -/* Prefiltering */ -/****************/ -void silk_prefilter_FLP( - silk_encoder_state_FLP *psEnc, /* I/O Encoder state FLP */ - const silk_encoder_control_FLP *psEncCtrl, /* I Encoder control FLP */ - silk_float xw[], /* O Weighted signal */ - const silk_float x[] /* I Speech signal */ -); - /**************************/ /* Noise shaping analysis */ /**************************/ @@ -153,15 +143,12 @@ void silk_find_LPC_FLP( /* LTP analysis */ void silk_find_LTP_FLP( - silk_float b[ MAX_NB_SUBFR * LTP_ORDER ], /* O LTP coefs */ - silk_float WLTP[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* O Weight for LTP quantization */ - silk_float *LTPredCodGain, /* O LTP coding gain */ - const silk_float r_lpc[], /* I LPC residual */ + silk_float XX[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* O Weight for LTP quantization */ + silk_float xX[ MAX_NB_SUBFR * LTP_ORDER ], /* O Weight for LTP quantization */ + const silk_float r_ptr[], /* I LPC residual */ const opus_int lag[ MAX_NB_SUBFR ], /* I LTP lags */ - const silk_float Wght[ MAX_NB_SUBFR ], /* I Weights */ const opus_int subfr_length, /* I Subframe length */ - const opus_int nb_subfr, /* I number of subframes */ - const opus_int mem_offset /* I Number of samples in LTP memory */ + const opus_int nb_subfr /* I number of subframes */ ); void silk_LTP_analysis_filter_FLP( @@ -198,14 +185,15 @@ void silk_LPC_analysis_filter_FLP( /* LTP tap quantizer */ void silk_quant_LTP_gains_FLP( - silk_float B[ MAX_NB_SUBFR * LTP_ORDER ], /* I/O (Un-)quantized LTP gains */ + silk_float B[ MAX_NB_SUBFR * LTP_ORDER ], /* O Quantized LTP gains */ opus_int8 cbk_index[ MAX_NB_SUBFR ], /* O Codebook index */ opus_int8 *periodicity_index, /* O Periodicity index */ opus_int32 *sum_log_gain_Q7, /* I/O Cumulative max prediction gain */ - const silk_float W[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* I Error weights */ - const opus_int mu_Q10, /* I Mu value (R/D tradeoff) */ - const opus_int lowComplexity, /* I Flag for low complexity */ - const opus_int nb_subfr, /* I number of subframes */ + silk_float *pred_gain_dB, /* O LTP prediction gain */ + const silk_float XX[ MAX_NB_SUBFR * LTP_ORDER * LTP_ORDER ], /* I Correlation matrix */ + const silk_float xX[ MAX_NB_SUBFR * LTP_ORDER ], /* I Correlation vector */ + const opus_int subfr_len, /* I Number of samples per subframe */ + const opus_int nb_subfr, /* I Number of subframes */ int arch /* I Run-time architecture */ ); @@ -245,22 +233,6 @@ void silk_corrVector_FLP( silk_float *Xt /* O X'*t correlation vector [order] */ ); -/* Add noise to matrix diagonal */ -void silk_regularize_correlations_FLP( - silk_float *XX, /* I/O Correlation matrices */ - silk_float *xx, /* I/O Correlation values */ - const silk_float noise, /* I Noise energy to add */ - const opus_int D /* I Dimension of XX */ -); - -/* Function to solve linear equation Ax = b, where A is an MxM symmetric matrix */ -void silk_solve_LDL_FLP( - silk_float *A, /* I/O Symmetric square matrix, out: reg. */ - const opus_int M, /* I Size of matrix */ - const silk_float *b, /* I Pointer to b vector */ - silk_float *x /* O Pointer to x solution vector */ -); - /* Apply sine window to signal vector. */ /* Window types: */ /* 1 -> sine window from 0 to pi/2 */ @@ -285,7 +257,8 @@ void silk_A2NLSF_FLP( void silk_NLSF2A_FLP( silk_float *pAR, /* O LPC coefficients [ LPC_order ] */ const opus_int16 *NLSF_Q15, /* I NLSF vector [ LPC_order ] */ - const opus_int LPC_order /* I LPC order */ + const opus_int LPC_order, /* I LPC order */ + int arch /* I Run-time architecture */ ); /* Limit, stabilize, and quantize NLSFs */ |