Lines Matching refs:lpc
654 * @param lpc quantized lpc coefficients
658 static void formant_postfilter(G723_1_ChannelContext *p, int16_t *lpc,
670 filter_coef[0][k] = (-lpc[k] * postfilter_tbl[0][k] +
672 filter_coef[1][k] = (-lpc[k] * postfilter_tbl[1][k] +
676 lpc += LPC_ORDER;
939 int16_t lpc[SUBFRAMES * LPC_ORDER];
979 ff_g723_1_lsp_interpolate(lpc, cur_lsp, p->prev_lsp);
1070 ff_g723_1_lsp_interpolate(lpc, p->sid_lsp, p->prev_lsp);
1079 ff_celp_lp_synthesis_filter(p->audio + i, &lpc[j * LPC_ORDER],
1085 formant_postfilter(p, lpc, p->audio, out);