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Issue #1890 - Update libopus

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This resolves #1890
This commit is contained in:
Moonchild 2022-05-04 17:03:37 +00:00 • committed by roytam1
commit a8b1099a1e
228 changed files with 10990 additions and 5670 deletions
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28
media/libopus/silk/tuning_parameters.h
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@ -53,19 +53,12 @@ extern "C"
/* LPC analysis regularization */
#define FIND_LPC_COND_FAC 1e-5f
/* LTP analysis defines */
#define FIND_LTP_COND_FAC 1e-5f
#define LTP_DAMPING 0.05f
#define LTP_SMOOTHING 0.1f
/* LTP quantization settings */
#define MU_LTP_QUANT_NB 0.03f
#define MU_LTP_QUANT_MB 0.025f
#define MU_LTP_QUANT_WB 0.02f
/* Max cumulative LTP gain */
#define MAX_SUM_LOG_GAIN_DB 250.0f
/* LTP analysis defines */
#define LTP_CORR_INV_MAX 0.03f
/***********************/
/* High pass filtering */
/***********************/
@ -103,25 +96,16 @@ extern "C"
#define SPARSE_SNR_INCR_dB 2.0f
/* threshold for sparseness measure above which to use lower quantization offset during unvoiced */
#define SPARSENESS_THRESHOLD_QNT_OFFSET 0.75f
#define ENERGY_VARIATION_THRESHOLD_QNT_OFFSET 0.6f
/* warping control */
#define WARPING_MULTIPLIER 0.015f
/* fraction added to first autocorrelation value */
#define SHAPE_WHITE_NOISE_FRACTION 5e-5f
#define SHAPE_WHITE_NOISE_FRACTION 3e-5f
/* noise shaping filter chirp factor */
#define BANDWIDTH_EXPANSION 0.95f
/* difference between chirp factors for analysis and synthesis noise shaping filters at low bitrates */
#define LOW_RATE_BANDWIDTH_EXPANSION_DELTA 0.01f
/* extra harmonic boosting (signal shaping) at low bitrates */
#define LOW_RATE_HARMONIC_BOOST 0.1f
/* extra harmonic boosting (signal shaping) for noisy input signals */
#define LOW_INPUT_QUALITY_HARMONIC_BOOST 0.1f
#define BANDWIDTH_EXPANSION 0.94f
/* harmonic noise shaping */
#define HARMONIC_SHAPING 0.3f