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    Searched refs:log_energy (Results 1 - 3 of 3) sorted by null

  /external/webrtc/webrtc/common_audio/vad/
vad_filterbank.c 148 // - offset [i] : Offset value added to |log_energy|.
153 // - log_energy [o] : 10 * log10("energy of |data_in|") given in Q4.
156 int16_t* log_energy) {
214 *log_energy = (int16_t)(((kLogConst * log2_energy) >> 19) +
217 if (*log_energy < 0) {
218 *log_energy = 0;
221 *log_energy = offset;
225 *log_energy += offset;
  /external/speex/libspeex/
vbr.c 130 float log_energy; local
142 log_energy = log(ener+MIN_ENERGY);
144 non_st += sqr(log_energy-vbr->last_log_energy[i]);
264 vbr->last_log_energy[0] = log_energy;
266 /*printf ("VBR: %f %f %f %d %f\n", (float)(log_energy-log(vbr->average_energy+MIN_ENERGY)), non_st, voicing, va, vbr->noise_level);*/
  /external/libopus/silk/float/
noise_shape_analysis_FLP.c 138 silk_float nrg, pre_nrg, log_energy, log_energy_prev, energy_variation; local
188 log_energy = silk_log2( nrg );
190 energy_variation += silk_abs_float( log_energy - log_energy_prev );
192 log_energy_prev = log_energy;

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