Searched refs:autocorr (Results 1 – 1 of 1) sorted by relevance
145 static void comp_autocorr(int16_t *buf, int16_t *autocorr) in comp_autocorr() argument164 autocorr[0] = av_clipl_int32((int64_t) (temp << scale) + in comp_autocorr()168 if (!autocorr[0]) { in comp_autocorr()169 memset(autocorr + 1, 0, LPC_ORDER * sizeof(int16_t)); in comp_autocorr()174 autocorr[i] = av_clipl_int32((int64_t) temp + (1 << 15)) >> 16; in comp_autocorr()187 static void levinson_durbin(int16_t *lpc, int16_t *autocorr, int16_t error) in levinson_durbin() argument199 temp -= lpc[j] * autocorr[i - j - 1]; in levinson_durbin()200 temp = ((autocorr[i] << 13) + temp) << 3; in levinson_durbin()233 int16_t autocorr[(LPC_ORDER + 1) * SUBFRAMES]; in comp_lpc_coeff() local234 int16_t *autocorr_ptr = autocorr; in comp_lpc_coeff()