1/********************************************************************
2 * *
3 * THIS FILE IS PART OF THE OggTheora 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 Theora SOURCE CODE IS COPYRIGHT (C) 2002-2009 *
9 * by the Xiph.Org Foundation and contributors http://www.xiph.org/ *
10 * *
11 ********************************************************************
12
13 function:
14 last mod: $Id$
15
16 ********************************************************************/
17
18/*Definitions shared by the forward and inverse DCT transforms.*/
19#if !defined(_dct_H)
20# define _dct_H (1)
21
22/*cos(n*pi/16) (resp. sin(m*pi/16)) scaled by 65536.*/
23#define OC_C1S7 ((ogg_int32_t)64277)
24#define OC_C2S6 ((ogg_int32_t)60547)
25#define OC_C3S5 ((ogg_int32_t)54491)
26#define OC_C4S4 ((ogg_int32_t)46341)
27#define OC_C5S3 ((ogg_int32_t)36410)
28#define OC_C6S2 ((ogg_int32_t)25080)
29#define OC_C7S1 ((ogg_int32_t)12785)
30
31#endif
32