mapping0.c (mapping0_unpack): kill a useless memset()

[platform/upstream/libvorbis.git] / lib / smallft.h

diff --git a/lib/smallft.h b/lib/smallft.h
index c72011f..9e867c6 100644 (file)
--- a/lib/smallft.h
+++ b/lib/smallft.h
@@ -1,28 +1,32 @@
 /********************************************************************
  *                                                                  *
- * THIS FILE IS PART OF THE Ogg Vorbis SOFTWARE CODEC SOURCE CODE.  *
- * USE, DISTRIBUTION AND REPRODUCTION OF THIS SOURCE IS GOVERNED BY *
- * THE GNU PUBLIC LICENSE 2, WHICH IS INCLUDED WITH THIS SOURCE.    *
- * PLEASE READ THESE TERMS DISTRIBUTING.                            *
+ * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
+ * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
+ * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
+ * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
  *                                                                  *
- * THE OggSQUISH SOURCE CODE IS (C) COPYRIGHT 1994-2000             *
- * by Monty <monty@xiph.org> and 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: fft transform
- last mod: $Id: smallft.h,v 1.5 2000/01/05 03:11:02 xiphmont Exp $
 
-********************************************************************/
+ ********************************************************************/
 
 #ifndef _V_SMFT_H_
 #define _V_SMFT_H_
 
 #include "vorbis/codec.h"
 
-extern void drft_forward(drft_lookup *l,double *data);
-extern void drft_backward(drft_lookup *l,double *data);
+typedef struct {
+  int n;
+  float *trigcache;
+  int *splitcache;
+} drft_lookup;
+
+extern void drft_forward(drft_lookup *l,float *data);
+extern void drft_backward(drft_lookup *l,float *data);
 extern void drft_init(drft_lookup *l,int n);
 extern void drft_clear(drft_lookup *l);