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  /external/chromium_org/third_party/opus/src/celt/
modes.c 89 static opus_int16 *compute_ebands(opus_int32 Fs, int frame_size, int res, int *nbEBands)
97 *nbEBands = sizeof(eband5ms)/sizeof(eband5ms[0])-1;
98 eBands = opus_alloc(sizeof(opus_int16)*(*nbEBands+1));
99 for (i=0;i<*nbEBands+1;i++)
115 *nbEBands = low+high;
116 eBands = opus_alloc(sizeof(opus_int16)*(*nbEBands+2));
135 for (i=0;i<*nbEBands;i++)
139 eBands[*nbEBands] = (bark_freq[nBark]+res)/(2*res)*2;
140 if (eBands[*nbEBands] > frame_size)
141 eBands[*nbEBands] = frame_size
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quant_bands.c 191 x = eBands[i+c*m->nbEBands];
192 oldE = MAX16(-QCONST16(9.f,DB_SHIFT), oldEBands[i+c*m->nbEBands]);
198 SUB32((opus_val32)oldEBands[i+c*m->nbEBands],max_decay)));
203 decay_bound = MAX16(-QCONST16(28.f,DB_SHIFT), oldEBands[i+c*m->nbEBands]) - max_decay;
244 error[i+c*m->nbEBands] = PSHR32(f,7) - SHL16(qi,DB_SHIFT);
252 oldEBands[i+c*m->nbEBands] = PSHR32(tmp, 7);
277 new_distortion = loss_distortion(eBands, oldEBands, start, effEnd, m->nbEBands, C);
297 ALLOC(oldEBands_intra, C*m->nbEBands, opus_val16);
298 ALLOC(error_intra, C*m->nbEBands, opus_val16);
299 OPUS_COPY(oldEBands_intra, oldEBands, C*m->nbEBands);
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modes.h 64 int nbEBands;
rate.h 60 cache = m->cache.bits + m->cache.index[LM*m->nbEBands+band];
85 cache = m->cache.bits + m->cache.index[LM*m->nbEBands+band];
celt.c 197 /* opus_val16 oldBandE[], Size = channels*mode->nbEBands */
198 /* opus_val16 oldLogE[], Size = channels*mode->nbEBands */
199 /* opus_val16 oldLogE2[], Size = channels*mode->nbEBands */
216 + 3*channels*mode->nbEBands*sizeof(opus_val16); /* opus_val16 oldBandE[channels*mode->nbEBands]; */
217 /* opus_val16 oldLogE[channels*mode->nbEBands]; */
218 /* opus_val16 oldLogE2[channels*mode->nbEBands]; */
220 size += channels*mode->overlap*sizeof(celt_sig); /* celt_sig overlap_mem[channels*mode->nbEBands]; */
792 for (i=0;i<m->nbEBands;i++)
796 cap[i] = (m->cache.caps[m->nbEBands*(2*LM+C-1)+i]+64)*C*N>>2
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rate.c 87 cindex = (opus_int16 *)opus_alloc(sizeof(cache->index[0])*m->nbEBands*(LM+2));
93 for (j=0;j<m->nbEBands;j++)
97 cindex[i*m->nbEBands+j] = -1;
102 for (n=0;n<m->nbEBands && (k!=i || n<j);n++)
106 cindex[i*m->nbEBands+j] = cindex[k*m->nbEBands+n];
111 if (cache->index[i*m->nbEBands+j] == -1 && N!=0)
119 cindex[i*m->nbEBands+j] = curr;
143 cache->caps = cap = (unsigned char *)opus_alloc(sizeof(cache->caps[0])*(LM+1)*2*m->nbEBands);
148 for (j=0;j<m->nbEBands;j++
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bands.c 103 bandE[i+c*m->nbEBands] = EPSILON+VSHR32(EXTEND32(celt_sqrt(sum)),-shift);
105 bandE[i+c*m->nbEBands] = EPSILON;
107 /*printf ("%f ", bandE[i+c*m->nbEBands]);*/
124 shift = celt_zlog2(bandE[i+c*m->nbEBands])-13;
125 E = VSHR32(bandE[i+c*m->nbEBands], shift);
148 bandE[i+c*m->nbEBands] = celt_sqrt(sum);
149 /*printf ("%f ", bandE[i+c*m->nbEBands]);*/
165 opus_val16 g = 1.f/(1e-27f+bandE[i+c*m->nbEBands]);
189 opus_val32 g = SHR32(bandE[i+c*m->nbEBands],1);
245 prev1 = prev1logE[c*m->nbEBands+i]
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