164     s->lpc_apply_welch_window(samples, s->blocksize, s->windowed_samples);  in ff_lpc_calc_ref_coefs()
165     s->lpc_compute_autocorr(s->windowed_samples, s->blocksize, order, autoc);  in ff_lpc_calc_ref_coefs()
201                       const int32_t *samples, int blocksize, int min_order,  in ff_lpc_calc_coefs()  argument
218     if (blocksize != s->blocksize || max_order != s->max_order ||  in ff_lpc_calc_coefs()
221         ff_lpc_init(s, blocksize, max_order, lpc_type);  in ff_lpc_calc_coefs()
228         s->lpc_apply_welch_window(samples, blocksize, s->windowed_samples);  in ff_lpc_calc_coefs()
230         s->lpc_compute_autocorr(s->windowed_samples, blocksize, max_order, autoc);  in ff_lpc_calc_coefs()
253             for(i=max_order; i<blocksize; i++){  in ff_lpc_calc_coefs()
277             ref[i]= sqrt(m[(pass-1)&1].variance[i] / weight) * (blocksize - max_order) / 4000;  in ff_lpc_calc_coefs()
300 av_cold int ff_lpc_init(LPCContext *s, int blocksize, int max_order,  in ff_lpc_init()  argument
303     s->blocksize = blocksize;  in ff_lpc_init()
307     s->windowed_buffer = av_mallocz((blocksize + 2 + FFALIGN(max_order, 4)) *  in ff_lpc_init()