Lines Matching defs:lsf
101 AMRNBFrame frame; ///< decoded AMR parameters (lsf coefficients, codebook indexes, etc)
110 float lsf_avg[LP_FILTER_ORDER]; ///< vector of averaged lsf vector
250 * Decode a set of 5 split-matrix quantized lsf indexes into an lsp vector.
294 * Decode a set of 5 split-matrix quantized lsf indexes into 2 lsp vectors.
300 const uint16_t *lsf_param = p->frame.lsf;
323 * Decode a set of 3 split-matrix quantized lsf indexes into an lsp vector.
329 const uint16_t *lsf_param = p->frame.lsf;
582 * @param lsf LSFs for the current subframe, in the range [0,1]
588 static float fixed_gain_smooth(AMRContext *p , const float *lsf,
595 diff += fabs(lsf_avg[i] - lsf[i]) / lsf_avg[i];
1067 /* Update averaged lsf vector (used for fixed gain smoothing).