anafilter.h

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//A.9 anaFilter.h 
    
   /****************************************************************** 
    
       iLBC Speech Coder ANSI-C Source Code 
    
       anaFilter.h 
    
       Copyright (c) 2001, 
       Global IP Sound AB. 
       All rights reserved. 
    
   ******************************************************************/ 
    
   #ifndef __iLBC_ANAFILTER_H 
   #define __iLBC_ANAFILTER_H 
    
   void anaFilter( 
       float *In,  /* (i) Signal to be filtered */ 
       float *a,   /* (i) LP parameters */ 
       int len,/* (i) Length of signal */ 
       float *Out, /* (o) Filtered signal */ 
       float *mem  /* (i/o) Filter state */ 
     
   ); 
    
   #endif