libavcodec/huffyuvdsp.h

   1 /*
   2  * This file is part of Libav.
   3  *
   4  * Libav is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * Libav is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with Libav; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 #ifndef AVCODEC_HUFFYUVDSP_H
  20 #define AVCODEC_HUFFYUVDSP_H
  21
  22 #include <stdint.h>
  23
  24 typedef struct HuffYUVDSPContext {
  25     void (*add_bytes)(uint8_t *dst /* align 16 */, uint8_t *src /* align 16 */,
  26                       int w);
  27     void (*add_hfyu_median_pred)(uint8_t *dst, const uint8_t *top,
  28                                  const uint8_t *diff, int w,
  29                                  int *left, int *left_top);
  30     int (*add_hfyu_left_pred)(uint8_t *dst, const uint8_t *src,
  31                               int w, int left);
  32     void (*add_hfyu_left_pred_bgr32)(uint8_t *dst, const uint8_t *src,
  33                                      int w, int *red, int *green,
  34                                      int *blue, int *alpha);
  35 } HuffYUVDSPContext;
  36
  37 void ff_huffyuvdsp_init(HuffYUVDSPContext *c);
  38 void ff_huffyuvdsp_init_ppc(HuffYUVDSPContext *c);
  39 void ff_huffyuvdsp_init_x86(HuffYUVDSPContext *c);
  40
  41 #endif /* AVCODEC_HUFFYUVDSP_H */