media/libtheora/lib/dct.h@6474c204b198 (annotated)
media/libtheora/lib/dct.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /******************************************************************** |
| michael@0 | 2 | * * |
| michael@0 | 3 | * THIS FILE IS PART OF THE OggTheora SOFTWARE CODEC SOURCE CODE. * |
| michael@0 | 4 | * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * |
| michael@0 | 5 | * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE * |
| michael@0 | 6 | * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * |
| michael@0 | 7 | * * |
| michael@0 | 8 | * THE Theora SOURCE CODE IS COPYRIGHT (C) 2002-2009 * |
| michael@0 | 9 | * by the Xiph.Org Foundation and contributors http://www.xiph.org/ * |
| michael@0 | 10 | * * |
| michael@0 | 11 | ******************************************************************** |
| michael@0 | 12 | |
| michael@0 | 13 | function: |
| michael@0 | 14 | last mod: $Id: dct.h 16503 2009-08-22 18:14:02Z giles $ |
| michael@0 | 15 | |
| michael@0 | 16 | ********************************************************************/ |
| michael@0 | 17 | |
| michael@0 | 18 | /*Definitions shared by the forward and inverse DCT transforms.*/ |
| michael@0 | 19 | #if !defined(_dct_H) |
| michael@0 | 20 | # define _dct_H (1) |
| michael@0 | 21 | |
| michael@0 | 22 | /*cos(n*pi/16) (resp. sin(m*pi/16)) scaled by 65536.*/ |
| michael@0 | 23 | #define OC_C1S7 ((ogg_int32_t)64277) |
| michael@0 | 24 | #define OC_C2S6 ((ogg_int32_t)60547) |
| michael@0 | 25 | #define OC_C3S5 ((ogg_int32_t)54491) |
| michael@0 | 26 | #define OC_C4S4 ((ogg_int32_t)46341) |
| michael@0 | 27 | #define OC_C5S3 ((ogg_int32_t)36410) |
| michael@0 | 28 | #define OC_C6S2 ((ogg_int32_t)25080) |
| michael@0 | 29 | #define OC_C7S1 ((ogg_int32_t)12785) |
| michael@0 | 30 | |
| michael@0 | 31 | #endif |
