codecs/ilbc/gainquant.h

   1
   2 /******************************************************************
   3
   4     iLBC Speech Coder ANSI-C Source Code
   5
   6     gainquant.h
   7
   8     Copyright (C) The Internet Society (2004).
   9     All Rights Reserved.
  10
  11 ******************************************************************/
  12
  13 #ifndef __iLBC_GAINQUANT_H
  14 #define __iLBC_GAINQUANT_H
  15
  16 float gainquant(/* (o) quantized gain value */
  17     float in,       /* (i) gain value */
  18     float maxIn,/* (i) maximum of gain value */
  19     int cblen,      /* (i) number of quantization indices */
  20     int *index      /* (o) quantization index */
  21 );
  22
  23 float gaindequant(  /* (o) quantized gain value */
  24     int index,      /* (i) quantization index */
  25     float maxIn,/* (i) maximum of unquantized gain */
  26     int cblen       /* (i) number of quantization indices */
  27 );
  28
  29 #endif
  30
  31