float last_pitch_gain,
spx_word16_t last_pitch_gain,
void forced_pitch_unquant(spx_sig_t exc[],                    /* Excitation */int   start,                    /* Smallest pitch value allowed */int   end,                      /* Largest pitch value allowed */float pitch_coef,               /* Voicing (pitch) coefficient */void *par,int   nsf,                      /* Number of samples in subframe */int *pitch_val,spx_word16_t *gain_val,SpeexBits *bits,char *stack,int count_lost,int subframe_offset,float last_pitch_gain,int cdbk_offset){   int i;   /*pitch_coef=.9;*/   if (pitch_coef>.99)      pitch_coef=.99;   for (i=0;i<nsf;i++)   {      exc[i]=exc[i-start]*pitch_coef;   }   *pitch_val = start;   gain_val[0]=gain_val[2]=0;   gain_val[1] = GAIN_SCALING*pitch_coef;}