util.h 1.2 KB

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  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. function: utility functions for vorbis codec test suite.
  13. ********************************************************************/
  14. #define ARRAY_LEN(x) (sizeof(x)/sizeof(x[0]))
  15. /* Create simple test data consisting of a windowed sine wave. */
  16. void gen_windowed_sine (float *data, int len, float maximum) ;
  17. /* Set len values of data array to given value. */
  18. void set_data_in (float * data, unsigned len, float value) ;