CVE-2017-14633: Don't allow for more than 256 channels

[platform/upstream/libvorbis.git] / lib / barkmel.c

diff --git a/lib/barkmel.c b/lib/barkmel.c
index 24dc29c..4b19935 100644 (file)
--- a/lib/barkmel.c
+++ b/lib/barkmel.c
@@ -5,13 +5,12 @@
  * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
  * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
  *                                                                  *
- * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001             *
- * by the XIPHOPHORUS Company http://www.xiph.org/                  *
+ * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007             *
+ * by the Xiph.Org Foundation http://www.xiph.org/                  *
  *                                                                  *
  ********************************************************************
 
  function: bark scale utility
- last mod: $Id: barkmel.c,v 1.10 2002/06/28 22:19:35 xiphmont Exp $
 
  ********************************************************************/
 
@@ -23,35 +22,42 @@ int main(){
   for(i=64;i<32000;i*=2){
     rate=48000.f;
     fprintf(stderr,"rate=%gHz, block=%d, f(1)=%.2gHz bark(1)=%.2g (of %.2g)\n",
-           rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
+            rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
 
     rate=44100.f;
     fprintf(stderr,"rate=%gHz, block=%d, f(1)=%.2gHz bark(1)=%.2g (of %.2g)\n",
-           rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
+            rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
 
     rate=32000.f;
     fprintf(stderr,"rate=%gHz, block=%d, f(1)=%.2gHz bark(1)=%.2g (of %.2g)\n",
-           rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
+            rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
 
     rate=22050.f;
     fprintf(stderr,"rate=%gHz, block=%d, f(1)=%.2gHz bark(1)=%.2g (of %.2g)\n",
-           rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
+            rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
 
     rate=16000.f;
     fprintf(stderr,"rate=%gHz, block=%d, f(1)=%.2gHz bark(1)=%.2g (of %.2g)\n",
-           rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
+            rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
 
     rate=11025.f;
     fprintf(stderr,"rate=%gHz, block=%d, f(1)=%.2gHz bark(1)=%.2g (of %.2g)\n",
-           rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
+            rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
 
     rate=8000.f;
     fprintf(stderr,"rate=%gHz, block=%d, f(1)=%.2gHz bark(1)=%.2g (of %.2g)\n\n",
-           rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
+            rate,i,rate/2 / (i/2),toBARK(rate/2 /(i/2)),toBARK(rate/2));
 
 
   }
-
+  {
+    float i;
+    int j;
+    for(i=0.,j=0;i<28;i+=1,j++){
+      fprintf(stderr,"(%d) bark=%f %gHz (%d of 128)\n",
+              j,i,fromBARK(i),(int)(fromBARK(i)/22050.*128.));
+    }
+  }
   return(0);
 }