| /external/webrtc/webrtc/common_audio/signal_processing/ |
| cross_correlation.c | 24 int32_t corr = 0; local
26 corr += (seq1[j] * seq2[j]) >> right_shifts;
28 *cross_correlation++ = corr;
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| /external/webrtc/webrtc/modules/audio_coding/codecs/ilbc/ |
| comp_corr.c | 27 int32_t *corr, /* (o) cross correlation */
40 (*corr)=WebRtcSpl_DotProductWithScale(&buffer[bLen-sRange], w16ptr, sRange, scale);
46 *corr = 0;
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| my_corr.h | 29 int32_t* corr, /* (o) correlation of seq1 and seq2 */
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| comp_corr.h | 30 int32_t *corr, /* (o) cross correlation */
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| my_corr.c | 26 int32_t* corr, /* (o) correlation of seq1 and seq2 */
50 WebRtcSpl_CrossCorrelation(corr, seq2, seq1, dim2, loops, scale, 1);
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| /external/webrtc/webrtc/modules/audio_coding/codecs/isac/fix/source/ |
| lpc_masking_model_unittest.cc | 26 int32_t corr[kIntOrder + 1] = {11443647, -27495, 0, local
33 kInt32QDomain, kIntShift, a, corr, &q_shift_residual);
41 corr[i] = i;
44 kInt32QDomain, kIntShift, a, corr, &q_shift_residual);
53 kInt32QDomain, kIntShift, a, corr, &q_shift_residual);
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| /system/extras/libfec/test/ |
| test_rs.c | 38 uint8_t corr[FEC_RSM]; local
44 memset(corr, 0x00, sizeof(corr));
53 encode_rs_char(rs, data, &corr[FEC_RSN]);
59 corr[i] = 0xFD;
63 memcpy(dupl, corr, sizeof(corr));
65 rc = decode_rs_char(rs, corr, NULL, 0);
71 if (corr[i] != 0x00) {
72 printf("\t\terror at %d (%02x)\n", i, corr[i])
[all...] |
| /external/libopus/silk/float/ |
| levinsondurbin_FLP.c | 37 const silk_float corr[], /* I input auto-correlations [order + 1] */
44 min_nrg = 1e-12f * corr[ 0 ] + 1e-9f;
45 nrg = corr[ 0 ];
47 A[ 0 ] = corr[ 1 ] / nrg;
48 nrg -= A[ 0 ] * corr[ 1 ];
53 t = corr[ m + 1 ];
55 t -= A[ i ] * corr[ m - i ];
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| warped_autocorrelation_FLP.c | 36 silk_float *corr, /* O Result [order + 1] */
71 corr[ i ] = ( silk_float )C[ i ];
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| /frameworks/av/media/libstagefright/codecs/amrnb/enc/src/ |
| calc_cor.cpp | 109 corr = pointer to array of correlations corresponding to the selected
113 corr = pointer to array of correlations corresponding to the selected
155 Word32 corr[]) // o : correlation of selected lag
171 corr[-i] = t0;
205 Word32 corr[]) /* o : correlation of selected lag */
232 corr = corr - lag_max ;
259 *(corr++) = t1 << 1;
260 *(corr++) = t2 << 1;
261 *(corr++) = t3 << 1
[all...] |
| calc_cor.h | 80 Word32 corr[] /* o : correlation of selected lag */
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| hp_max.h | 101 Word32 corr[], /* i : correlation vector. */
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| hp_max.cpp | 83 corr[] = correlation vector (Word16)
111 corr[t] = <scal_sig[n],scal_sig[n-t]>, t=lag_min,...,lag_max
129 Word32 corr[], // i : correlation vector
151 t0 = L_sub (L_sub(L_shl(corr[-i], 1), corr[-i-1]), corr[-i+1]);
238 Word32 corr[], /* i : correlation vector. */
260 t0 = L_shl(corr[-i], 1, pOverflow);
261 L_temp = L_sub(t0, corr[-i-1], pOverflow);
262 t0 = L_sub(L_temp, corr[-i+1], pOverflow)
[all...] |
| pitch_fr.cpp | 188 corr[k] = <x[], y_k[]>/sqrt(y_k[],y_k[])
451 corr[] = pointer to normalized correlation of type Word16
498 Word16 corr[], // i : normalized correlation
510 max = Interpol_3or6 (&corr[*lag], *frac, flag3); // function result
513 corr_int = Interpol_3or6 (&corr[*lag], i, flag3);
570 Word16 corr[], /* i : normalized correlation */
583 max = Interpol_3or6(&corr[*lag], *frac, flag3, pOverflow);
588 corr_int = Interpol_3or6(&corr[*lag], i, flag3, pOverflow);
1388 Word16 *corr; local
[all...] |
| pitch_ol.cpp | 92 corr = pointer to buffer of correlation values (Word32)
124 corr = pointer to buffer of correlation values (Word32)
176 Word32 corr[], // i : correlation vector.
191 Word32 corr[], // i : correlation vector.
214 if (L_sub (corr[-i], max) >= 0)
216 max = corr[-i];
294 Word32 corr[], /* i : correlation vector. */
310 Word32 corr[], /* i : correlation vector. */
335 Word32 *p_corr = &corr[-lag_max];
343 /* address offset, i.e., corr[-i] == *(corr - i) *
973 Word32 corr[PIT_MAX+1]; local
[all...] |
| /external/fec/ |
| dotprod_port.c | 48 long corr; local
51 corr = 0;
53 corr += (long)a[i] * dp->coeffs[i];
55 return corr;
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| /external/libopus/silk/ |
| stereo_find_predictor.c | 45 opus_int32 nrgx, nrgy, corr, pred_Q13, pred2_Q10; local
55 corr = silk_inner_prod_aligned_scale( x, y, scale, length );
56 pred_Q13 = silk_DIV32_varQ( corr, nrgx, 13 );
68 /* Residual energy = nrgy - 2 * pred * corr + pred^2 * nrgx */
69 nrgy = silk_SUB_LSHIFT32( nrgy, silk_SMULWB( corr, pred_Q13 ), 3 + 1 );
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| /external/speex/libspeex/ |
| ltp_arm4.h | 88 void pitch_xcorr(const spx_word16_t *_x, const spx_word16_t *_y, spx_word32_t *corr, int len, int nb_pitch, char *stack)
94 //corr[nb_pitch-1-i]=inner_prod(x, _y+i, len);
181 corr[nb_pitch-1-i]=sum1;
182 corr[nb_pitch-2-i]=sum2;
183 corr[nb_pitch-3-i]=sum3;
184 corr[nb_pitch-4-i]=sum4;
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| ltp_bfin.h | 66 void pitch_xcorr(const spx_word16_t *_x, const spx_word16_t *_y, spx_word32_t *corr, int len, int nb_pitch, char *stack)
68 corr += nb_pitch - 1;
106 : : "m" (_x), "m" (_y), "m" (corr), "m" (len), "m" (nb_pitch)
163 VARDECL(spx_word32_t *corr);
168 ALLOC(corr, end-start+1, spx_word32_t);
210 pitch_xcorr(sw, sw-end, corr, len, end-start+1, stack);
219 normalize16(corr, corr16, 180, end-start+1);
295 g = DIV32(corr[i-start], 10+SHR32(MULT16_16(spx_sqrt(e0),spx_sqrt(energy[i-start])),6));
296 /* FIXME: g = max(g,corr/energy) */
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| ltp_sse.h | 57 void pitch_xcorr(const float *_x, const float *_y, float *corr, int len, int nb_pitch, char *stack)
89 _mm_store_ss(corr+nb_pitch-1-(i<<2)-offset, sum);
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| /external/webrtc/webrtc/modules/audio_coding/codecs/isac/main/source/ |
| pitch_estimator.c | 146 double corr, corr_max; local
209 corr = corrvec1[ind1++] + corrvec2[ind2++];
210 CorrSurfPtr1[k] = corr;
211 if (corr > corr_max) {
212 corr_max = corr; /* update maximum */
224 corr = adj * (corrvec1[ind1] + corrvec2[ind2]);
225 CorrSurfPtr1[k] = corr;
226 if (corr > corr_max) {
227 corr_max = corr; /* update maximum */
230 corr = adj * (corrvec1[ind2++] + corrvec2[ind1++])
[all...] |
| lpc_analysis.h | 46 double corr[][UB_LPC_ORDER + 1],
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| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| pitch_f4.c | 82 Word16 *corr; local
89 corr = &corr_v[-t_min];
92 Norm_corr_asm(exc, xn, h, L_subfr, t_min, t_max, corr);
94 Norm_Corr(exc, xn, h, L_subfr, t_min, t_max, corr);
99 max = corr[t0_min];
103 if (corr[i] >= max)
105 max = corr[i];
132 max = Interpol_4(&corr[t0], fraction);
136 temp = Interpol_4(&corr[t0], i);
173 Word32 corr, exp_corr, norm, exp, scale local
[all...] |
| /external/libopus/silk/fixed/ |
| warped_autocorrelation_FIX.c | 39 opus_int32 *corr, /* O Result [order + 1] */
80 corr[ i ] = (opus_int32)silk_CHECK_FIT32( silk_LSHIFT64( corr_QC[ i ], lsh ) );
84 corr[ i ] = (opus_int32)silk_CHECK_FIT32( silk_RSHIFT64( corr_QC[ i ], -lsh ) );
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| /external/webrtc/webrtc/modules/audio_processing/vad/ |
| vad_audio_proc.cc | 121 void VadAudioProc::SubframeCorrelation(double* corr,
131 WebRtcIsac_AutoCorr(corr, windowed_audio,
141 double corr[kLpcOrder + 1]; local
145 SubframeCorrelation(corr, kLpcOrder + 1, i);
146 corr[0] *= 1.0001;
149 corr[k] *= kCorrWeight[k];
151 WebRtcIsac_LevDurb(&lpc[offset_lpc], reflec_coeff, corr, kLpcOrder);
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