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| author | Rémi Verschelde <rverschelde@gmail.com> | 2019-11-12 07:55:25 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-11-12 07:55:25 +0100 |
| commit | ba4c808721592a8558686b518d12f36e0fe60957 (patch) | |
| tree | 90bfefa3d3b0d524c562b6280776807595a10400 /thirdparty/opus/silk/tuning_parameters.h | |
| parent | 067c259ef139a1d60b64386ff596dfea690aa06d (diff) | |
| parent | e00426c512a7905f5f925d382c443bab7a0ca693 (diff) | |
| download | redot-engine-ba4c808721592a8558686b518d12f36e0fe60957.tar.gz | |
Merge pull request #33311 from SneakyFish5/update-opus
Update opus to 1.3.1 and opusfile to 0.11
Diffstat (limited to 'thirdparty/opus/silk/tuning_parameters.h')
| -rw-r--r-- | thirdparty/opus/silk/tuning_parameters.h | 28 |
1 files changed, 6 insertions, 22 deletions
diff --git a/thirdparty/opus/silk/tuning_parameters.h b/thirdparty/opus/silk/tuning_parameters.h index 5b8f404235..d70275fd8f 100644 --- a/thirdparty/opus/silk/tuning_parameters.h +++ b/thirdparty/opus/silk/tuning_parameters.h @@ -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 |