/external/libopus/silk/fixed/ |
H A D | regularize_correlations_FIX.c | 34 /* 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
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/external/libopus/silk/float/ |
H A D | regularize_correlations_FLP.c | 34 /* 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
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/external/libvpx/libvpx/test/ |
H A D | add_noise_test.cc | 24 typedef void (*AddNoiseFunc)(uint8_t *start, const int8_t *noise, 46 int8_t noise[kNoiseSize]; local 47 const int clamp = vpx_setup_noise(4.4, noise, kNoiseSize); 54 GetParam()(s, noise, clamp, clamp, width, height, width)); 57 // noise either vertically or horizontally. 73 GetParam()(s, noise, clamp, clamp, width, height, width)); 84 GetParam()(s, noise, clamp, clamp, width, height, width)); 98 int8_t noise[kNoiseSize]; local 99 const int clamp = vpx_setup_noise(4.4, noise, kNoiseSize); 111 GetParam()(s, noise, clam [all...] |
/external/libvpx/libvpx/vpx_dsp/ |
H A D | add_noise.c | 21 void vpx_plane_add_noise_c(uint8_t *start, const int8_t *noise, int blackclamp, argument 27 const int8_t *ref = (const int8_t *)(noise + (rand() & 0xff)); // NOLINT 46 int vpx_setup_noise(double sigma, int8_t *noise, int size) { argument 67 noise[i] = char_dist[rand() & 0xff]; // NOLINT
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/external/libvpx/libvpx/vpx_dsp/mips/ |
H A D | add_noise_msa.c | 14 void vpx_plane_add_noise_msa(uint8_t *start_ptr, const int8_t *noise, argument 28 const int8_t *ref0_ptr = noise + (rand() & 0xff); 30 const int8_t *ref1_ptr = noise + (rand() & 0xff);
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/external/python/cpython2/Mac/Demo/sound/ |
H A D | morselib.py | 84 def noise(self, duration): member in class:BaseMorse 94 self.noise(self.dots) 98 self.noise(self.dahs) 160 def noise(self, duration): member in class:MacMorse
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/external/valgrind/memcheck/tests/ |
H A D | leak-autofreepool.c | 60 static unsigned char *noise[3 * N]; variable 203 // blocks may be deleted from the list, making access to these noise-blocks 206 noise[NoiseCounter] = malloc(NOISE_SIZE); 207 assert(noise[NoiseCounter] != NULL); 208 memset(noise[NoiseCounter],(unsigned char) (NoiseCounter % 256), NOISE_SIZE); 221 assert(noise[i][j] == Check); 292 // Try to trigger an error in the bookkeeping by freeing the noise bits. 298 free(noise[i]);
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/external/wpa_supplicant_8/wpa_supplicant/ |
H A D | bss.h | 92 int noise; member in struct:wpa_bss 101 /** Signal-to-noise ratio in dB */
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/external/ImageMagick/MagickWand/ |
H A D | convert.c | 185 "-blur geometry reduce image noise and reduce detail levels", 231 " reduce image noise and reduce detail levels", 239 "-kuwahara geometry edge preserving noise reduction filter", 261 "-noise geometry add or reduce noise in an image", 265 " add a noise pattern to the image with specific", 329 " removes noise from the image using a wavelet transform", 372 "-attenuate value lessen (or intensify) when adding noise to an image", 2253 if (LocaleCompare("noise",option+1) == 0) 2261 noise; 2259 noise; local [all...] |
H A D | mogrify.c | 2310 if (LocaleCompare("noise",option+1) == 0) 2324 noise; 2326 noise=(NoiseType) ParseCommandOption(MagickNoiseOptions, 2328 mogrify_image=AddNoiseImage(*image,noise,attenuate,exception); 3495 "-blur geometry reduce image noise and reduce detail levels", 3544 " reduce image noise and reduce detail levels", 3554 "-kuwahara geometry edge preserving noise reduction filter", 3577 "-noise geometry add or reduce noise in an image", 3581 " add a noise patter 2319 noise; local 5549 noise; local [all...] |
/external/webrtc/webrtc/modules/audio_processing/ns/ |
H A D | ns_core.h | 26 float factor2ModelPars; // For spectral_flatness: used when noise is flatter 65 // Parameters for quantile noise estimation. 85 float noise[HALF_ANAL_BLOCKL]; // Noise spectrum from current frame. member in struct:NoiseSuppressionC_ 92 float priorSpeechProb; // Prior speech/noise probability. 94 // Conservative noise spectrum estimate. 98 float whiteNoiseLevel; // Initial noise estimate. 100 float pinkNoiseNumerator; // Pink noise parameter: numerator. 101 float pinkNoiseExp; // Pink noise parameter: power of frequencies. 110 float speechProb[HALF_ANAL_BLOCKL]; // Final speech/noise prob: prior + LRT. 123 * This function initializes a noise suppressio [all...] |
H A D | ns_core.c | 36 // For spectral_flatness: used when noise is flatter than speech. 114 // For quantile noise estimation. 137 self->priorSpeechProb = 0.5f; // Prior prob for speech/noise. 142 // Current noise-spectrum. 143 memset(self->noise, 0, sizeof(float) * HALF_ANAL_BLOCKL); 144 // Previous noise-spectrum. 146 // Conservative noise spectrum estimate. 196 // Counter for update of conservative noise spectrum. 216 // Estimate noise. 219 float* noise) { 217 NoiseEstimation(NoiseSuppressionC* self, float* magn, float* noise) argument 566 ComputeSnr(const NoiseSuppressionC* self, const float* magn, const float* noise, float* snrLocPrior, float* snrLocPost) argument 801 UpdateNoiseEstimate(NoiseSuppressionC* self, const float* magn, const float* snrLocPrior, const float* snrLocPost, float* noise) argument 1053 float magn[HALF_ANAL_BLOCKL], noise[HALF_ANAL_BLOCKL]; local [all...] |
H A D | nsx_core_neon.c | 58 // Update the noise estimation information. 136 uint32_t* noise, 343 // Sequentially update the noise during startup 349 noise[i] = (uint32_t)(inst->noiseEstQuantile[i]); // Q(qNoise) 443 // For the noise supress process, synthesis, read out fully processed segment, 134 WebRtcNsx_NoiseEstimationNeon(NoiseSuppressionFixedC* inst, uint16_t* magn, uint32_t* noise, int16_t* q_noise) argument
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/external/ImageMagick/MagickCore/ |
H A D | gem.c | 1458 % GenerateDifferentialNoise() generates differentual noise. 1469 % o pixel: noise is relative to this pixel value. 1471 % o noise_type: the type of noise. 1473 % o attenuate: attenuate the noise. 1491 noise, 1500 noise=(double) (pixel+QuantumRange*SigmaUniform*(alpha-0.5)); 1515 noise=(double) (pixel+sqrt((double) pixel)*SigmaGaussian*sigma+ 1522 noise=0.0; 1525 noise=(double) QuantumRange; 1527 noise 1470 noise, local [all...] |
/external/aac/libFDK/include/ |
H A D | FDK_tools_rom.h | 325 noise, enumerator in enum:__anon417
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/external/webrtc/webrtc/modules/audio_processing/aec/ |
H A D | aec_core_mips.c | 33 float noise, noiseAvg, tmp, tmpAvg; local 88 // Reject LF noise 99 "lwc1 %[noise], 4(%[noisePow]) \n\t" 103 "sqrt.s %[noise], %[noise] \n\t" 116 "mul.s %[tmp1f], %[tmp1f], %[noise] \n\t" 117 "mul.s %[tmp2f], %[tmp2f], %[noise] \n\t" 139 [noise] "=&f" (noise), [noise2] "=&f" (noise2), 271 // For H band comfort noise [all...] |
/external/wpa_supplicant_8/hostapd/src/drivers/ |
H A D | driver_nl80211_scan.c | 28 s8 noise[MAX_NL80211_NOISE_FREQS]; member in struct:nl80211_noise_info 70 info->noise[info->count] = 902 res->noise = info->noise[i];
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/external/wpa_supplicant_8/src/drivers/ |
H A D | driver_nl80211_scan.c | 28 s8 noise[MAX_NL80211_NOISE_FREQS]; member in struct:nl80211_noise_info 70 info->noise[info->count] = 902 res->noise = info->noise[i];
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/external/wpa_supplicant_8/wpa_supplicant/src/drivers/ |
H A D | driver_nl80211_scan.c | 28 s8 noise[MAX_NL80211_NOISE_FREQS]; member in struct:nl80211_noise_info 70 info->noise[info->count] = 902 res->noise = info->noise[i];
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/external/libxcam/xcore/base/ |
H A D | xcam_3a_result.h | 59 /* noise reduction */ 154 double noise; member in struct:_XCam3aResultDemosaic
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/external/skia/src/shaders/ |
H A D | SkPerlinNoiseShader.cpp | 222 // Copy noise data 223 uint16_t noise[4][kBlockSize][2]; 227 noise[channel][i][j] = fNoise[channel][i][j]; 231 // Do permutations on noise data 235 fNoise[channel][i][j] = noise[channel][fLatticeSelector[i]][j]; 244 // Compute gradients from permutated noise data 251 // Put the normalized gradient back into the noise data 315 * About the noise types : the difference between the first 2 is just minor tweaks to the 317 * noise is generated in the [1, -1] range, the output is brought back in the [0, 1] range by 319 * kFractalNoise_Type : noise * 0. 1384 const GrImprovedPerlinNoiseEffect& noise = processor.cast<GrImprovedPerlinNoiseEffect>(); local [all...] |
/external/skqp/src/shaders/ |
H A D | SkPerlinNoiseShader.cpp | 217 // Copy noise data 218 uint16_t noise[4][kBlockSize][2]; 222 noise[channel][i][j] = fNoise[channel][i][j]; 226 // Do permutations on noise data 230 fNoise[channel][i][j] = noise[channel][fLatticeSelector[i]][j]; 239 // Compute gradients from permutated noise data 246 // Put the normalized gradient back into the noise data 308 * About the noise types : the difference between the first 2 is just minor tweaks to the 310 * noise is generated in the [1, -1] range, the output is brought back in the [0, 1] range by 312 * kFractalNoise_Type : noise * 0. 1377 const GrImprovedPerlinNoiseEffect& noise = processor.cast<GrImprovedPerlinNoiseEffect>(); local [all...] |
/external/speex/libspeex/ |
H A D | preprocess.c | 46 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 [all...] |
/external/ImageMagick/coders/ |
H A D | msl.c | 685 if (LocaleCompare((const char *) tag,"add-noise") == 0) local 691 noise; 694 Add noise image. 702 noise=UniformNoise; 732 if (LocaleCompare(keyword,"noise") == 0) 739 noise=(NoiseType) option; 755 noise_image=AddNoiseImage(msl_info->image[n],noise,1.0, 1386 Add noise image. 5077 if (LocaleCompare((const char *) tag,"reduce-noise") == 0) 5083 Reduce-noise imag [all...] |
/external/aac/libAACdec/src/ |
H A D | usacdec_lpd.cpp | 125 void filtLP(const FIXP_DBL *syn, FIXP_PCM *syn_out, FIXP_DBL *noise, argument 131 tmp = fMultDiv2(noise[i], filt[0]); // Filt in Q-1.16 133 tmp += fMultDiv2((noise[i - j] + noise[i + j]), filt[j]); 152 FIXP_DBL *noise, *noise_in; local 158 noise = noise_buf + L_FILT; // L_FILT = 12 delay of upsampling filter 247 /* prevent that noise calculation below reaches into not defined signal 320 /* calculate noise based on voiced pitch */ 362 /* substract from voiced speech low-pass filtered noise */ 366 filtLP(&syn[i_subfr - L_SUBFR], &synth_out[i_subfr], noise, [all...] |