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32 lines
1.2 KiB
C
32 lines
1.2 KiB
C
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/********************************************************************
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* *
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* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
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* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
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* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
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* *
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* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2009 *
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* by the Xiph.Org Foundation http://www.xiph.org/ *
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* *
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********************************************************************
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function: lookup based functions
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********************************************************************/
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#ifndef _V_LOOKUP_H_
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#ifdef FLOAT_LOOKUP
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extern float vorbis_coslook(float a);
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extern float vorbis_invsqlook(float a);
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extern float vorbis_invsq2explook(int a);
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extern float vorbis_fromdBlook(float a);
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#endif
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#ifdef INT_LOOKUP
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extern long vorbis_invsqlook_i(long a,long e);
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extern long vorbis_coslook_i(long a);
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extern float vorbis_fromdBlook_i(long a);
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#endif
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#endif
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