libavcodec/cavsdsp.h

   1 /*
   2  * Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
   3  * Copyright (c) 2006  Stefan Gehrer <stefan.gehrer@gmx.de>
   4  *
   5  * This file is part of Libav.
   6  *
   7  * Libav 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  * Libav 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 Libav; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20  */
  21
  22 #ifndef AVCODEC_CAVSDSP_H
  23 #define AVCODEC_CAVSDSP_H
  24
  25 #include <stdint.h>
  26 #include "dsputil.h"
  27
  28 typedef struct CAVSDSPContext {
  29     qpel_mc_func put_cavs_qpel_pixels_tab[2][16];
  30     qpel_mc_func avg_cavs_qpel_pixels_tab[2][16];
  31     void (*cavs_filter_lv)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
  32     void (*cavs_filter_lh)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
  33     void (*cavs_filter_cv)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
  34     void (*cavs_filter_ch)(uint8_t *pix, int stride, int alpha, int beta, int tc, int bs1, int bs2);
  35     void (*cavs_idct8_add)(uint8_t *dst, int16_t *block, int stride);
  36     int idct_perm;
  37 } CAVSDSPContext;
  38
  39 void ff_cavsdsp_init(CAVSDSPContext* c, AVCodecContext *avctx);
  40 void ff_cavsdsp_init_x86(CAVSDSPContext* c, AVCodecContext *avctx);
  41
  42 #endif /* AVCODEC_CAVSDSP_H */