gainquant.h

视频监控vc源代码.对于做视频系统的朋友们很有帮助

/******************************************************************

    iLBC Speech Coder ANSI-C Source Code

    gainquant.h                                         

    Copyright (C) The Internet Society (2004). 
    All Rights Reserved.

******************************************************************/

#ifndef __iLBC_GAINQUANT_H
#define __iLBC_GAINQUANT_H

float gainquant(/* (o) quantized gain value */
    float in,       /* (i) gain value */
    float maxIn,/* (i) maximum of gain value */
    int cblen,      /* (i) number of quantization indices */
    int *index      /* (o) quantization index */
);

float gaindequant(  /* (o) quantized gain value */
    int index,      /* (i) quantization index */
    float maxIn,/* (i) maximum of unquantized gain */
    int cblen       /* (i) number of quantization indices */
);

#endif