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  /external/libopus/celt/
modes.h 56 int nbEBands;
modes.c 90 static opus_int16 *compute_ebands(opus_int32 Fs, int frame_size, int res, int *nbEBands)
98 *nbEBands = sizeof(eband5ms)/sizeof(eband5ms[0])-1;
99 eBands = opus_alloc(sizeof(opus_int16)*(*nbEBands+1));
100 for (i=0;i<*nbEBands+1;i++)
116 *nbEBands = low+high;
117 eBands = opus_alloc(sizeof(opus_int16)*(*nbEBands+2));
136 for (i=0;i<*nbEBands;i++)
140 eBands[*nbEBands] = (bark_freq[nBark]+res)/(2*res)*2;
141 if (eBands[*nbEBands] > frame_size)
142 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;
246 error[i+c*m->nbEBands] = PSHR32(f,7) - SHL16(qi,DB_SHIFT);
254 oldEBands[i+c*m->nbEBands] = PSHR32(tmp, 7);
279 new_distortion = loss_distortion(eBands, oldEBands, start, effEnd, m->nbEBands, C);
298 ALLOC(oldEBands_intra, C*m->nbEBands, opus_val16);
299 ALLOC(error_intra, C*m->nbEBands, opus_val16);
300 OPUS_COPY(oldEBands_intra, oldEBands, C*m->nbEBands);
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celt_decoder.c 97 /* opus_val16 oldEBands[], Size = 2*mode->nbEBands */
98 /* opus_val16 oldLogE[], Size = 2*mode->nbEBands */
99 /* opus_val16 oldLogE2[], Size = 2*mode->nbEBands */
100 /* opus_val16 backgroundLogE[], Size = 2*mode->nbEBands */
114 + 4*2*mode->nbEBands*sizeof(opus_val16);
290 int nbEBands;
296 nbEBands = mode->nbEBands;
333 denormalise_bands(mode, X+N, freq2, oldBandE+nbEBands, start, effEnd, M,
342 denormalise_bands(mode, X+c*N, freq, oldBandE+c*nbEBands, start, effEnd, M
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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_encoder.c 123 /* opus_val16 oldBandE[], Size = channels*mode->nbEBands */
124 /* opus_val16 oldLogE[], Size = channels*mode->nbEBands */
125 /* opus_val16 oldLogE2[], Size = channels*mode->nbEBands */
139 + 3*channels*mode->nbEBands*sizeof(opus_val16); /* opus_val16 oldBandE[channels*mode->nbEBands]; */
140 /* opus_val16 oldLogE[channels*mode->nbEBands]; */
141 /* opus_val16 oldLogE2[channels*mode->nbEBands]; */
378 static int patch_transient_decision(opus_val16 *newE, opus_val16 *oldE, int nbEBands,
392 spread_old[start] = MAX16(oldE[start],oldE[start+nbEBands]);
395 MAX16(oldE[i],oldE[i+nbEBands]));
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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 125 bandE[i+c*m->nbEBands] = EPSILON+VSHR32(EXTEND32(celt_sqrt(sum)),-shift);
127 bandE[i+c*m->nbEBands] = EPSILON;
129 /*printf ("%f ", bandE[i+c*m->nbEBands]);*/
146 shift = celt_zlog2(bandE[i+c*m->nbEBands])-13;
147 E = VSHR32(bandE[i+c*m->nbEBands], shift);
168 bandE[i+c*m->nbEBands] = celt_sqrt(sum);
169 /*printf ("%f ", bandE[i+c*m->nbEBands]);*/
185 opus_val16 g = 1.f/(1e-27f+bandE[i+c*m->nbEBands]);
310 prev1 = prev1logE[c*m->nbEBands+i];
311 prev2 = prev2logE[c*m->nbEBands+i]
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celt.c 258 for (i=0;i<m->nbEBands;i++)
262 cap[i] = (m->cache.caps[m->nbEBands*(2*LM+C-1)+i]+64)*C*N>>2;
  /external/libopus/celt/dump_modes/
dump_modes.c 87 fprintf (file, "static const opus_int16 eBands%d_%d[%d] = {\n", mode->Fs, mdctSize, mode->nbEBands+2);
88 for (j=0;j<mode->nbEBands+2;j++)
108 fprintf (file, "static const unsigned char allocVectors%d_%d[%d] = {\n", mode->Fs, mdctSize, mode->nbEBands*mode->nbAllocVectors);
111 for (k=0;k<mode->nbEBands;k++)
112 fprintf (file, "%2d, ", mode->allocVectors[j*mode->nbEBands+k]);
122 fprintf (file, "static const opus_int16 logN%d[%d] = {\n", framerate, mode->nbEBands);
123 for (j=0;j<mode->nbEBands;j++)
132 fprintf (file, "static const opus_int16 cache_index%d[%d] = {\n", mode->Fs/mdctSize, (mode->maxLM+2)*mode->nbEBands);
133 for (j=0;j<mode->nbEBands*(mode->maxLM+2);j++)
140 fprintf (file, "static const unsigned char cache_caps%d[%d] = {\n", mode->Fs/mdctSize, (mode->maxLM+1)*2*mode->nbEBands);
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