Esempio n. 1
0
/*************************************************************************
*
*  Function:   gain_adapt_init
*  Purpose:    Allocates state memory and initializes state memory
*
**************************************************************************
*/
int gain_adapt_init (GainAdaptState *st)
{
    if (st == (GainAdaptState *) NULL){
        fprintf(stderr, "gain_adapt_init: invalid parameter\n");
        return -1;
    }

    gain_adapt_reset(st);

    return 0;
}
Esempio n. 2
0
/*************************************************************************
*
*  Function:   gain_adapt_init
*  Purpose:    Allocates state memory and initializes state memory
*
**************************************************************************
*/
int gain_adapt_init (GainAdaptState **st)
{
    GainAdaptState* s;

    if (st == (GainAdaptState **) NULL){
        fprintf(stderr, "gain_adapt_init: invalid parameter\n");
        return -1;
    }
    *st = NULL;

    /* allocate memory */
    if ((s= (GainAdaptState *) malloc(sizeof(GainAdaptState))) == NULL){
        fprintf(stderr, "gain_adapt_init: can't malloc state structure\n");
        return -1;
    }
    gain_adapt_reset(s);
    *st = s;

    return 0;
}
Esempio n. 3
0
/*************************************************************************
*
*  Function:   gainQuant_reset
*  Purpose:    Initializes state memory to zero
*
**************************************************************************
*/
int gainQuant_reset (gainQuantState *state)
{
  
  if (state == (gainQuantState *) NULL){
      fprintf(stderr, "gainQuant_reset: invalid parameter\n");
      return -1;
  }
  
  state->sf0_exp_gcode0 = 0;
  state->sf0_frac_gcode0 = 0;
  state->sf0_exp_target_en = 0;
  state->sf0_frac_target_en = 0;
  
  Set_zero (state->sf0_exp_coeff, 5);
  Set_zero (state->sf0_frac_coeff, 5);
  state->gain_idx_ptr = NULL;
  
  gc_pred_reset(state->gc_predSt);
  gc_pred_reset(state->gc_predUnqSt);
  gain_adapt_reset(state->adaptSt);
  
  return 0;
}