Lines Matching refs:lpc
113 float lpc[4][LP_FILTER_ORDER]; ///< lpc coefficient vectors for 4 subframes
794 * @param lpc pointer to the LPC coefficients
800 static int synthesis(AMRContext *p, float *lpc,
833 p->celpf_ctx.celp_lp_synthesis_filterf(samples, lpc, excitation,
911 * @param lpc interpolated LP coefficients for this subframe
914 static void postfilter(AMRContext *p, float *lpc, float *buf_out)
935 lpc_n[i] = lpc[i] * gamma_n[i];
936 lpc_d[i] = lpc[i] * gamma_d[i];
1001 ff_acelp_lspd2lpc(p->lsp[i], p->lpc[i], 5);
1060 if (synthesis(p, p->lpc[subframe], synth_fixed_gain,
1065 synthesis(p, p->lpc[subframe], synth_fixed_gain,
1068 postfilter(p, p->lpc[subframe], buf_out + subframe * AMR_SUBFRAME_SIZE);