libavcodec/faandct.h

   1 /*
   2  * Floating point AAN DCT
   3  * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
   4  *
   5  * This file is part of FFmpeg.
   6  *
   7  * FFmpeg is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * FFmpeg is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with FFmpeg; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20  */
  21
  22 /**
  23  * @file faandct.h
  24  * @brief
  25  *     Floating point AAN DCT
  26  * @author Michael Niedermayer <michaelni@gmx.at>
  27  */
  28
  29 #ifndef FFMPEG_FAANDCT_H
  30 #define FFMPEG_FAANDCT_H
  31
  32 #include "dsputil.h"
  33
  34 #define FAAN_POSTSCALE
  35
  36 void ff_faandct(DCTELEM * data);
  37 void ff_faandct248(DCTELEM * data);
  38
  39 #endif /* FFMPEG_FAANDCT_H */