quicktime/ffmpeg/libavcodec/simple_idct.h

   1 /*
   2  * Simple IDCT
   3  *
   4  * Copyright (c) 2001 Michael Niedermayer <michaelni@gmx.at>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 /**
  22  * @file simple_idct.h
  23  * simple idct header.
  24  */
  25
  26 void simple_idct_put(uint8_t *dest, int line_size, DCTELEM *block);
  27 void simple_idct_add(uint8_t *dest, int line_size, DCTELEM *block);
  28 void ff_simple_idct_mmx(int16_t *block);
  29 void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
  30 void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
  31 void simple_idct(DCTELEM *block);
  32
  33 void simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block);
  34
  35 void simple_idct84_add(uint8_t *dest, int line_size, DCTELEM *block);
  36 void simple_idct48_add(uint8_t *dest, int line_size, DCTELEM *block);