| /external/webrtc/webrtc/modules/audio_coding/codecs/ilbc/ |
| simple_lpc_analysis.c | 64 /* Compute autocorrelation */
67 /* Window autocorrelation vector */
70 /* Calculate the A coefficients from the Autocorrelation using Levinson Durbin algorithm */
|
| /external/speex/libspeex/ |
| lpc.c | 66 * values of the autocorrelation function.
75 const spx_word16_t *ac, /* in: [0...p] autocorrelation values */
120 /* Compute the autocorrelation
175 /* Compute the autocorrelation
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| lpc.h | 48 const spx_word16_t * ac, /* in: [0...p] autocorrelation values */
|
| /frameworks/av/media/libstagefright/codecs/aacenc/src/asm/ARMV5E/ |
| AutoCorrelation_v5.s | 20 @ Content: AutoCorrelation function armv5 assemble
26 .global AutoCorrelation
28 AutoCorrelation:
166 @ENDP @ |AutoCorrelation|
|
| /external/libopus/silk/fixed/ |
| autocorr_FIX.c | 35 /* Compute autocorrelation */
|
| /external/libopus/silk/float/ |
| autocorrelation_FLP.c | 35 /* compute autocorrelation */
|
| schur_FLP.c | 36 const silk_float auto_corr[], /* I autocorrelation sequence (length order+1) */
|
| SigProc_FLP.h | 61 const silk_float auto_corr[], /* I autocorrelation sequence (length order+1) */
78 /* compute autocorrelation */
|
| /external/webrtc/webrtc/modules/audio_coding/neteq/ |
| time_stretch.cc | 59 AutoCorrelation();
71 // happens in AutoCorrelation(). Here, |kMinLag| is in the down-sampled 4 kHz
160 void TimeStretch::AutoCorrelation() {
|
| time_stretch.h | 106 void AutoCorrelation();
|
| /external/webrtc/webrtc/modules/audio_coding/codecs/isac/fix/source/ |
| filters_neon.c | 16 // Autocorrelation function in fixed point.
|
| filters.c | 15 // Autocorrelation function in fixed point.
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/inc/ |
| lag_wind.tab | 19 | Table of lag_window for autocorrelation. |
|
| /cts/apps/CtsVerifier/src/com/android/cts/verifier/audio/ |
| Correlation.java | 48 autocorrelation(mDataDownsampled, mDataAutocorrelated); method
141 private boolean autocorrelation(double [] data, double [] dataOut) { method in class:Correlation
|
| /external/libvorbis/lib/ |
| lpc.c | 55 /* Autocorrelation LPC coeff generation algorithm invented by
68 /* autocorrelation, p+1 lag coefficients */
|
| /external/aac/libFDK/src/ |
| autocorr2nd.cpp | 96 products have to be shifted down in the autocorrelation below. */
108 * \brief Calculate second order autocorrelation using 2 accumulators
113 autoCorr2nd_real (ACORR_COEFS *ac, /*!< Pointer to autocorrelation coeffs */
187 autoCorr2nd_cplx (ACORR_COEFS *ac, /*!< Pointer to autocorrelation coeffs */
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| autocorr.c | 69 /* scale signal to avoid overflow in autocorrelation */
|
| /external/aac/libFDK/include/ |
| autocorr2nd.h | 116 autoCorr2nd_real (ACORR_COEFS *ac, /*!< Pointer to autocorrelation coeffs */
121 autoCorr2nd_cplx (ACORR_COEFS *ac, /*!< Pointer to autocorrelation coeffs */
|
| /frameworks/av/media/libstagefright/codecs/aacenc/src/ |
| tns.c | 66 void AutoCorrelation(const Word16 input[], Word32 corr[],
626 AutoCorrelation(signal, parcorWorkBuffer, numOfLines, tnsOrderPlus1);
639 * function name: AutoCorrelation
640 * description: calc. autocorrelation (acf)
647 void AutoCorrelation(const Word16 input[],
683 * description: conversion autocorrelation to reflection coefficients
|
| /frameworks/av/media/libstagefright/codecs/amrnb/enc/src/ |
| autocorr.cpp | 157 r_h = buffer containing the high word of the autocorrelation values
159 r_l = buffer containing the low word of the autocorrelation values
166 r_h buffer contains the high word of the new autocorrelation values
167 r_l buffer contains the low word of the new autocorrelation values
171 norm = normalized autocorrelation at lag zero of type Word16
183 then calculates the autocorrelation values for lags of 0,1,...m,
|
| /external/aac/libAACenc/src/ |
| aacenc_tns.cpp | 415 /* compute autocorrelation window based on maximum filter order for given block type */
541 Autocorrelation function for 1st and 2nd half of the spectrum
544 \param pointer to autocorrelation window
611 /* autocorrelation function for 1st, 2nd, 3rd, and 4th quarter of the spectrum */
643 /* compute autocorrelation value at lag zero, i. e. energy, for each quarter */
659 /* compute energy-normalized and windowed autocorrelation values at this lag */
701 /* merge quarters 2, 3, 4 into one autocorrelation; quarter 1 stays separate */
736 /* autocorrelation function for 1st, 2nd, 3rd, and 4th quarter of the spectrum. */
[all...] |
| /external/webrtc/webrtc/modules/audio_coding/codecs/isac/main/source/ |
| lpc_analysis.c | 268 WebRtcIsac_AutoCorr(corrlo, DataLo, WINLEN, ORDERLO+1); /* computing autocorrelation */
272 /* less noise for lower frequencies, by filtering/scaling autocorrelation sequences */
436 /* computing autocorrelation */
|
| /external/libgsm/src/ |
| lpc.c | 26 static void Autocorrelation P2((s, L_ACF),
337 Autocorrelation (s, L_ACF );
|
| /external/aac/libFDK/src/arm/ |
| autocorr2nd.cpp | 86 * \brief Calculate second order autocorrelation
|
| /external/libgsm/ |
| ChangeLog | 49 src/lpc.c: fixed 16-bit addition overflow in Autocorrelation code
|
