release/src/router/libvorbis/test/util.h

   1 /********************************************************************
   2  *                                                                  *
   3  * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
   4  * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
   5  * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
   6  * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
   7  *                                                                  *
   8  * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007             *
   9  * by the Xiph.Org Foundation http://www.xiph.org/                  *
  10  *                                                                  *
  11  ********************************************************************
  12
  13  function: utility functions for vorbis codec test suite.
  14  last mod: $Id: util.c 13293 2007-07-24 00:09:47Z erikd $
  15
  16  ********************************************************************/
  17
  18 #define ARRAY_LEN(x)   (sizeof(x)/sizeof(x[0]))
  19
  20 /* Create simple test data consisting of a windowed sine wave. */
  21 void gen_windowed_sine (float *data, int len, float maximum) ;
  22
  23 /* Set len values of data array to given value. */
  24 void set_data_in (float * data, unsigned len, float value) ;