Lines Matching refs:lsf
77 int16_t lsf[LSF_NSPLIT*LPC_N_MAX]; member
134 frame->lsf[0] = get_bits(gb, 6); in unpack_frame()
135 frame->lsf[1] = get_bits(gb, 7); in unpack_frame()
136 frame->lsf[2] = get_bits(gb, 7); in unpack_frame()
150 frame->lsf[3] = get_bits(gb, 6); in unpack_frame()
151 frame->lsf[4] = get_bits(gb, 7); in unpack_frame()
152 frame->lsf[5] = get_bits(gb, 7); in unpack_frame()
309 static void lsf_check_stability(int16_t *lsf, int dim, int nb_vectors) in lsf_check_stability() argument
316 if ((lsf[i + 1] - lsf[i]) < 319) { in lsf_check_stability()
317 if (lsf[i + 1] < lsf[i]) { in lsf_check_stability()
318 lsf[i + 1] = lsf[i] + 160; in lsf_check_stability()
319 lsf[i] = lsf[i + 1] - 160; in lsf_check_stability()
321 lsf[i] -= 160; in lsf_check_stability()
322 lsf[i + 1] += 160; in lsf_check_stability()
326 lsf[i] = av_clip(lsf[i], 82, 25723); in lsf_check_stability()
342 static void lsf2lsp(int16_t *lsf, int16_t *lsp, int order) in lsf2lsp() argument
349 freq = (lsf[i] * 20861) >> 15; in lsf2lsp()
392 static void lsf2poly(int16_t *a, int16_t *lsf) in lsf2poly() argument
399 lsf2lsp(lsf, lsp, LPC_FILTERORDER); in lsf2poly()
1382 lsf_dequantization(s->lsfdeq, s->frame.lsf, s->lpc_n); in ilbc_decode_frame()