From 789831ef9abb8cc5cb4668f344f97bd3ae62244d Mon Sep 17 00:00:00 2001
From: "Kevin P. Fleming" <kpfleming@digium.com>
Date: Wed, 26 Mar 2008 17:10:28 +0000
Subject: Merged revisions 110880 via svnmerge from
 https://origsvn.digium.com/svn/asterisk/branches/1.4

................
r110880 | kpfleming | 2008-03-26 09:42:35 -0700 (Wed, 26 Mar 2008) | 10 lines

Merged revisions 110869 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2

........
r110869 | kpfleming | 2008-03-26 08:53:46 -0700 (Wed, 26 Mar 2008) | 2 lines

due to licensing restrictions, we cannot distribute the source code for iLBC encoding and decoding... so remove it, and add instructions on how the user can obtain it themselves

........

................


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@110881 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 codecs/ilbc/gainquant.c | 107 ------------------------------------------------
 1 file changed, 107 deletions(-)
 delete mode 100644 codecs/ilbc/gainquant.c

(limited to 'codecs/ilbc/gainquant.c')

diff --git a/codecs/ilbc/gainquant.c b/codecs/ilbc/gainquant.c
deleted file mode 100644
index 33dc19474..000000000
--- a/codecs/ilbc/gainquant.c
+++ /dev/null
@@ -1,107 +0,0 @@
-
-/******************************************************************
-
-    iLBC Speech Coder ANSI-C Source Code
-
-    gainquant.c 
-
-    Copyright (C) The Internet Society (2004). 
-    All Rights Reserved.
-
-
-
-******************************************************************/
-
-#include <string.h>
-#include <math.h>
-#include "constants.h"
-#include "gainquant.h"
-#include "filter.h"
-
-/*----------------------------------------------------------------*
- *  quantizer for the gain in the gain-shape coding of residual
- *---------------------------------------------------------------*/
-
-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 */
-){
-    int i, tindex;
-    float minmeasure,measure, *cb, scale;
-
-    /* ensure a lower bound on the scaling factor */
-
-    scale=maxIn;
-    
-    if (scale<0.1) {
-        scale=(float)0.1;
-    }
-
-    /* select the quantization table */
-    
-    if (cblen == 8) {
-        cb = gain_sq3Tbl;
-    } else if (cblen == 16) {
-        cb = gain_sq4Tbl;
-    } else  {
-        cb = gain_sq5Tbl;
-    }
-
-    /* select the best index in the quantization table */
-    
-    minmeasure=10000000.0;
-    tindex=0;
-    for (i=0; i<cblen; i++) {
-        measure=(in-scale*cb[i])*(in-scale*cb[i]);
-        
-        if (measure<minmeasure) {
-            tindex=i;
-            minmeasure=measure;
-        }
-    }
-    *index=tindex;
-       
-    /* return the quantized value */
-    
-
-
-    return scale*cb[tindex];
-}
-
-/*----------------------------------------------------------------*
- *  decoder for quantized gains in the gain-shape coding of 
- *  residual                          
- *---------------------------------------------------------------*/
-
-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 */
-){
-    float scale;
-
-    /* obtain correct scale factor */
-
-    scale=(float)fabs(maxIn);
-    
-    if (scale<0.1) {
-        scale=(float)0.1;
-    }
-
-    /* select the quantization table and return the decoded value */
-
-    if (cblen==8) {
-        return scale*gain_sq3Tbl[index];
-    } else if (cblen==16) {
-        return scale*gain_sq4Tbl[index];
-    }
-    else if (cblen==32) {
-        return scale*gain_sq5Tbl[index];
-    }
-
-    return 0.0;
-}
-
-
-- 
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