asterisk/codecs/ilbc/gainquant.h
Matthew Jordan 16adf6de8c Include iLBC source code for distribution with Asterisk
This patch includes the iLBC source code for distribution with Asterisk.
Clarification regarding the iLBC source code was provided by Google, and
the appropriate licenses have been included in the codecs/ilbc folder.

Review: https://reviewboard.asterisk.org/r/1675
Review: https://reviewboard.asterisk.org/r/1649

(closes issue: ASTERISK-18943)
Reporter: Leif Madsen
Tested by: Matt Jordan
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Merged revisions 351450 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 351451 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@351452 65c4cc65-6c06-0410-ace0-fbb531ad65f3
2012-01-18 21:06:29 +00:00

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C

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