media/libvorbis/lib/lookup.h

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TOR_BUG_9701
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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 1994-2009 *
9 * by the Xiph.Org Foundation http://www.xiph.org/ *
10 * *
11 ********************************************************************
12
13 function: lookup based functions
14 last mod: $Id: lookup.h 16227 2009-07-08 06:58:46Z xiphmont $
15
16 ********************************************************************/
17
18 #ifndef _V_LOOKUP_H_
19
20 #ifdef FLOAT_LOOKUP
21 extern float vorbis_coslook(float a);
22 extern float vorbis_invsqlook(float a);
23 extern float vorbis_invsq2explook(int a);
24 extern float vorbis_fromdBlook(float a);
25 #endif
26 #ifdef INT_LOOKUP
27 extern long vorbis_invsqlook_i(long a,long e);
28 extern long vorbis_coslook_i(long a);
29 extern float vorbis_fromdBlook_i(long a);
30 #endif
31
32 #endif

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