543 static void comp_harmonic_coeff(int16_t *buf, int16_t pitch_lag, HFParam *hf)  in comp_harmonic_coeff()  argument
571     hf->index = -1;  in comp_harmonic_coeff()
572     hf->gain  =  0;  in comp_harmonic_coeff()
588             hf->index = i;  in comp_harmonic_coeff()
592     if (hf->index == -1) {  in comp_harmonic_coeff()
593         hf->index = pitch_lag;  in comp_harmonic_coeff()
599     ccr = energy[(hf->index << 1) + 1] * energy[(hf->index << 1) + 1];  in comp_harmonic_coeff()
601         eng = energy[(hf->index << 1) + 1];  in comp_harmonic_coeff()
604             hf->gain = 0x2800;  in comp_harmonic_coeff()
606             hf->gain = ((eng << 15) / max_eng * 0x2800 + (1 << 14)) >> 15;  in comp_harmonic_coeff()
608     hf->index += pitch_lag - 3;  in comp_harmonic_coeff()
616 static void harmonic_filter(HFParam *hf, const int16_t *src, int16_t *dest)  in harmonic_filter()  argument
621         int64_t temp = hf->gain * src[i - hf->index] << 1;  in harmonic_filter()
626 static void harmonic_noise_sub(HFParam *hf, const int16_t *src, int16_t *dest)  in harmonic_noise_sub()  argument
630         int64_t temp = hf->gain * src[i - hf->index] << 1;  in harmonic_noise_sub()
1117     HFParam hf[4];  in g723_1_encode_frame()  local
1155         comp_harmonic_coeff(vector + i, p->pitch_lag[j >> 1], hf + j);  in g723_1_encode_frame()
1162         harmonic_filter(hf + j, vector + PITCH_MAX + i, in + i);  in g723_1_encode_frame()
1187         harmonic_filter(hf + i, vector + PITCH_MAX, impulse_resp);  in g723_1_encode_frame()
1197         harmonic_noise_sub(hf + i, vector + PITCH_MAX, in);  in g723_1_encode_frame()