Searched refs:x_lp (Results 1 – 2 of 2) sorted by relevance
| /external/libopus/celt/ |
| D | pitch.c | 140 void pitch_downsample(celt_sig * OPUS_RESTRICT x[], opus_val16 * OPUS_RESTRICT x_lp, in pitch_downsample() argument
166 x_lp[i] = SHR32(HALF32(HALF32(x[0][(2*i-1)]+x[0][(2*i+1)])+x[0][2*i]), shift); in pitch_downsample()
167 x_lp[0] = SHR32(HALF32(HALF32(x[0][1])+x[0][0]), shift); in pitch_downsample()
171 x_lp[i] += SHR32(HALF32(HALF32(x[1][(2*i-1)]+x[1][(2*i+1)])+x[1][2*i]), shift); in pitch_downsample()
172 x_lp[0] += SHR32(HALF32(HALF32(x[1][1])+x[1][0]), shift); in pitch_downsample()
175 _celt_autocorr(x_lp, ac, NULL, 0, in pitch_downsample()
207 celt_fir5(x_lp, lpc2, len>>1); in pitch_downsample()
284 void pitch_search(const opus_val16 * OPUS_RESTRICT x_lp, opus_val16 * OPUS_RESTRICT y, in pitch_search() argument
312 x_lp4[j] = x_lp[2*j]; in pitch_search()
359 sum += SHR32(MULT16_16(x_lp[j],y[i+j]), shift); in pitch_search()
[all …]
|
| D | pitch.h | 53 void pitch_downsample(celt_sig * OPUS_RESTRICT x[], opus_val16 * OPUS_RESTRICT x_lp,
56 void pitch_search(const opus_val16 * OPUS_RESTRICT x_lp, opus_val16 * OPUS_RESTRICT y,
|