Searched refs:noise (Results 1 - 25 of 83) sorted by relevance

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/external/jmonkeyengine/engine/src/terrain/com/jme3/terrain/noise/modulator/
H A DModulator.java30 package com.jme3.terrain.noise.modulator;
H A DNoiseModulator.java30 package com.jme3.terrain.noise.modulator;
H A DCatRom2.java30 package com.jme3.terrain.noise.modulator;
35 import com.jme3.terrain.noise.ShaderUtils;
/external/chromium_org/third_party/opus/src/silk/fixed/
H A Dregularize_correlations_FIX.c34 /* Add noise to matrix diagonal */
38 opus_int32 noise, /* I Noise to add */
44 matrix_ptr( &XX[ 0 ], i, i, D ) = silk_ADD32( matrix_ptr( &XX[ 0 ], i, i, D ), noise );
46 xx[ 0 ] += noise;
35 silk_regularize_correlations_FIX( opus_int32 *XX, opus_int32 *xx, opus_int32 noise, opus_int D ) argument
/external/chromium_org/third_party/opus/src/silk/float/
H A Dregularize_correlations_FLP.c34 /* Add noise to matrix diagonal */
38 const silk_float noise, /* I Noise energy to add */
45 matrix_ptr( &XX[ 0 ], i, i, D ) += noise;
47 xx[ 0 ] += noise;
35 silk_regularize_correlations_FLP( silk_float *XX, silk_float *xx, const silk_float noise, const opus_int D ) argument
/external/jmonkeyengine/engine/src/terrain/com/jme3/terrain/noise/
H A DBasis.java30 package com.jme3.terrain.noise;
34 import com.jme3.terrain.noise.basis.ImprovedNoise;
35 import com.jme3.terrain.noise.modulator.Modulator;
38 * Interface for - basically 3D - noise generation algorithms, based on the
41 * The main concept is to look at noise as a basis for generating fractals.
46 * return 0; // a flat noise with 0 value everywhere
50 * or a more complex perlin noise ({@link ImprovedNoise}
H A DFilter.java30 package com.jme3.terrain.noise;
/external/jmonkeyengine/engine/src/terrain/com/jme3/terrain/noise/fractal/
H A DFractal.java30 package com.jme3.terrain.noise.fractal;
32 import com.jme3.terrain.noise.Basis;
38 * for noise fractals
H A DFractalSum.java30 package com.jme3.terrain.noise.fractal;
32 import com.jme3.terrain.noise.Basis;
33 import com.jme3.terrain.noise.ShaderUtils;
34 import com.jme3.terrain.noise.basis.ImprovedNoise;
35 import com.jme3.terrain.noise.basis.Noise;
39 * of the noise value with an ever decreasing (0 < roughness < 1) amplitude
43 * Note: though noise basis functions are generally designed to return value
/external/jmonkeyengine/engine/src/terrain/com/jme3/terrain/noise/basis/
H A DNoiseAggregator.java30 package com.jme3.terrain.noise.basis;
32 import com.jme3.terrain.noise.Basis;
H A DNoise.java30 package com.jme3.terrain.noise.basis;
36 import com.jme3.terrain.noise.Basis;
37 import com.jme3.terrain.noise.modulator.Modulator;
38 import com.jme3.terrain.noise.modulator.NoiseModulator;
H A DFilteredBasis.java30 package com.jme3.terrain.noise.basis;
36 import com.jme3.terrain.noise.Basis;
37 import com.jme3.terrain.noise.filter.AbstractFilter;
38 import com.jme3.terrain.noise.modulator.Modulator;
H A DImprovedNoise.java30 package com.jme3.terrain.noise.basis;
32 import com.jme3.terrain.noise.ShaderUtils;
46 static public float noise(float x, float y, float z) { method in class:ImprovedNoise
124 return ImprovedNoise.noise(this.scale * x, this.scale * y, this.scale * z);
/external/libvpx/libvpx/vp9/common/
H A Dvp9_postproc.h20 char noise[3072]; member in struct:postproc_state
/external/jmonkeyengine/engine/src/test/jme3test/terrain/
H A DTerrainFractalGridTest.java13 import com.jme3.terrain.noise.ShaderUtils;
14 import com.jme3.terrain.noise.basis.FilteredBasis;
15 import com.jme3.terrain.noise.filter.IterativeFilter;
16 import com.jme3.terrain.noise.filter.OptimizedErode;
17 import com.jme3.terrain.noise.filter.PerturbFilter;
18 import com.jme3.terrain.noise.filter.SmoothFilter;
19 import com.jme3.terrain.noise.fractal.FractalSum;
20 import com.jme3.terrain.noise.modulator.NoiseModulator;
H A DTerrainGridAlphaMapTest.java37 import com.jme3.terrain.noise.ShaderUtils;
38 import com.jme3.terrain.noise.basis.FilteredBasis;
39 import com.jme3.terrain.noise.filter.IterativeFilter;
40 import com.jme3.terrain.noise.filter.OptimizedErode;
41 import com.jme3.terrain.noise.filter.PerturbFilter;
42 import com.jme3.terrain.noise.filter.SmoothFilter;
43 import com.jme3.terrain.noise.fractal.FractalSum;
44 import com.jme3.terrain.noise.modulator.NoiseModulator;
/external/chromium_org/content/browser/geolocation/
H A Dosx_wifi.h75 SInt16 noise; // Noise for the network. 0 for Adhoc. member in struct:WirelessNetworkInfo
/external/libvpx/libvpx/vp8/common/
H A Dpostproc.h20 char noise[3072]; member in struct:postproc_state
/external/jmonkeyengine/engine/src/terrain/com/jme3/terrain/noise/filter/
H A DPerturbFilter.java30 package com.jme3.terrain.noise.filter;
35 import com.jme3.terrain.noise.ShaderUtils;
36 import com.jme3.terrain.noise.fractal.FractalSum;
H A DAbstractFilter.java30 package com.jme3.terrain.noise.filter;
36 import com.jme3.terrain.noise.Filter;
H A DIterativeFilter.java30 package com.jme3.terrain.noise.filter;
36 import com.jme3.terrain.noise.Filter;
H A DHydraulicErodeFilter.java30 package com.jme3.terrain.noise.filter;
34 import com.jme3.terrain.noise.Basis;
H A DSmoothFilter.java30 package com.jme3.terrain.noise.filter;
/external/webrtc/src/modules/audio_processing/ns/
H A Dns_core.c35 // used when noise is flatter than speech
122 //for quantile noise estimation
144 inst->priorSpeechProb = (float)0.5; //prior prob for speech/noise
147 inst->noisePrev[i] = (float)0.0; //previous noise-spectrum
149 inst->magnAvgPause[i] = (float)0.0; //conservative noise spectrum estimate
187 inst->modelUpdatePars[2] = 0; //counter for update of conservative noise spectrum
239 // Estimate noise
240 void WebRtcNs_NoiseEstimation(NSinst_t* inst, float* magn, float* noise) { argument
293 // Sequentially update the noise during startup
295 // Use the last "s" to get noise durin
737 float magn[HALF_ANAL_BLOCKL], noise[HALF_ANAL_BLOCKL]; local
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/external/speex/libspeex/
H A Dpreprocess.c46 I. Cohen and B. Berdugo, "Speech enhancement for non-stationary noise environments".
50 approach to combined acoustic echo cancellation and noise reduction". IEEE
211 spx_word32_t *noise; /**< Noise estimate */ member in struct:SpeexPreprocessState_
221 int *update_prob; /**< Probability of speech presence for noise update */
320 /* Compute the gain floor based on different floors for the background noise and residual echo */
321 static void compute_gain_floor(int noise_suppress, int effective_echo_suppress, spx_word32_t *noise, spx_word32_t *echo, spx_word16_t *gain_floor, int len) argument
331 /* gain_floor = sqrt [ (noise*noise_floor + echo*echo_floor) / (noise+echo) ] */
334 spx_sqrt(SHL32(EXTEND32(DIV32_16_Q15(PSHR32(noise[i],NOISE_SHIFT) + MULT16_32_Q15(gain_ratio,echo[i]),
335 (1+PSHR32(noise[
380 compute_gain_floor(int noise_suppress, int effective_echo_suppress, spx_word32_t *noise, spx_word32_t *echo, spx_word16_t *gain_floor, int len) argument
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