third_party_ffmpeg/libavcodec/faandct.h
Roman Shaposhnik 48b1f80012 * adding integer/floating point AAN implementations for DCT 2-4-8
Originally committed as revision 2430 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-25 00:32:54 +00:00

32 lines
1.0 KiB
C

/*
* Floating point AAN DCT
* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/**
* @file faandct.h
* @brief
* Floating point AAN DCT
* @author Michael Niedermayer <michaelni@gmx.at>
*/
#define FAAN_POSTSCALE
void ff_faandct(DCTELEM * data);
void ff_faandct248(DCTELEM * data);