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  /external/webrtc/src/common_audio/vad/
vad_filterbank.c 231 int shfts = 0, shfts2 = 0; local
234 int32_t energy = WebRtcSpl_Energy(vector, vector_length, &shfts);
239 shfts += shfts2;
240 // "shfts" is the total number of right shifts that has been done to
245 // 160*log10(energy_s16*2^shfts) = 160*log10(2)*log2(energy_s16*2^shfts) =
246 // 160*log10(2)*(log2(energy_s16) + log2(2^shfts)) =
247 // 160*log10(2)*(log2(energy_s16) + shfts)
255 + (int16_t) WEBRTC_SPL_MUL_16_16_RSFT(shfts, kLogConst, 9);
262 shfts = -15
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