libavfilter/hflip.h

   1 /*
   2  * Copyright (c) 2007 Benoit Fouet
   3  * Copyright (c) 2010 Stefano Sabatini
   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 #ifndef AVFILTER_HFLIP_H
  23 #define AVFILTER_HFLIP_H
  24
  25 #include <stdint.h>
  26
  27 typedef struct FlipContext {
  28     int max_step[4];    ///< max pixel step for each plane, expressed as a number of bytes
  29     int bayer_plus1;    ///< 1 .. not a Bayer input format, 2 .. Bayer input format
  30     int planewidth[4];  ///< width of each plane
  31     int planeheight[4]; ///< height of each plane
  32
  33     void (*flip_line[4])(const uint8_t *src, uint8_t *dst, int w);
  34 } FlipContext;
  35
  36 void ff_hflip_init_x86(FlipContext *s, int step[4], int nb_planes);
  37
  38 #endif /* AVFILTER_HFLIP_H */