Lines Matching defs:isf
180 Word16 isf[M]; /* ISF (frequency domain) at 4nd sfr */
396 * - convert isp[] to isf[] for quantization *
397 * - quantize and code the isf[] *
398 * - convert isf[] to isp[] for interpolation *
415 Isp_isf(ispnew, isf, M);
418 Gp_clip_test_isf(isf, st->gp_clip);
546 /* Buffer isf's and energy */
564 dtx_buffer(st->dtx_encSt, isf, L_tmp, codec_mode);
567 dtx_enc(st->dtx_encSt, isf, exc2, &prms);
570 Isf_isp(isf, ispnew_q, M);
577 Copy(isf, st->isfold, M);
600 Qpisf_2s_36b(isf, isf, st->past_isfq, indice, 4);
609 Qpisf_2s_46b(isf, isf, st->past_isfq, indice, 4);
620 /* Check stability on isf : distance between old isf and current isf */
625 tmp = vo_sub(isf[i], st->isfold[i]);
640 Copy(isf, st->isfold, M);
643 Isf_isp(isf, ispnew_q, M);
668 /* Buffer isf's and energy for dtx on non-speech frame */
680 dtx_buffer(st->dtx_encSt, isf, L_tmp, codec_mode);
