media/ffvpx/libavcodec/mpegvideodsp.h

   1 /*
   2  * This file is part of FFmpeg.
   3  *
   4  * FFmpeg 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  * FFmpeg 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 FFmpeg; 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_MPEGVIDEODSP_H
  20 #define AVCODEC_MPEGVIDEODSP_H
  21
  22 #include <stdint.h>
  23
  24 void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy,
  25               int dxx, int dxy, int dyx, int dyy, int shift, int r,
  26               int width, int height);
  27
  28 typedef struct MpegVideoDSPContext {
  29     /**
  30      * translational global motion compensation.
  31      */
  32     void (*gmc1)(uint8_t *dst /* align 8 */, uint8_t *src /* align 1 */,
  33                  int srcStride, int h, int x16, int y16, int rounder);
  34     /**
  35      * global motion compensation.
  36      */
  37     void (*gmc)(uint8_t *dst /* align 8 */, uint8_t *src /* align 1 */,
  38                 int stride, int h, int ox, int oy,
  39                 int dxx, int dxy, int dyx, int dyy,
  40                 int shift, int r, int width, int height);
  41 } MpegVideoDSPContext;
  42
  43 void ff_mpegvideodsp_init(MpegVideoDSPContext *c);
  44 void ff_mpegvideodsp_init_ppc(MpegVideoDSPContext *c);
  45 void ff_mpegvideodsp_init_x86(MpegVideoDSPContext *c);
  46
  47 #endif /* AVCODEC_MPEGVIDEODSP_H */