libavcodec/rv34dsp.h

   1 /*
   2  * RV30/40 decoder motion compensation functions
   3  * Copyright (c) 2008 Konstantin Shishkov
   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 /**
  23  * @file
  24  * RV30/40 decoder motion compensation functions
  25  */
  26
  27 #ifndef AVCODEC_RV34DSP_H
  28 #define AVCODEC_RV34DSP_H
  29
  30 #include "dsputil.h"
  31
  32 typedef void (*rv40_weight_func)(uint8_t *dst/*align width (8 or 16)*/,
  33                                  uint8_t *src1/*align width (8 or 16)*/,
  34                                  uint8_t *src2/*align width (8 or 16)*/,
  35                                  int w1, int w2, int stride);
  36
  37 typedef void (*rv34_inv_transform_func)(DCTELEM *block);
  38
  39 typedef void (*rv40_loop_filter_func)(uint8_t *src, int stride, int dmode,
  40                                       int lim_q1, int lim_p1, int alpha,
  41                                       int beta, int beta2, int chroma,
  42                                       int edge);
  43
  44 typedef struct RV34DSPContext {
  45     qpel_mc_func put_pixels_tab[4][16];
  46     qpel_mc_func avg_pixels_tab[4][16];
  47     h264_chroma_mc_func put_chroma_pixels_tab[3];
  48     h264_chroma_mc_func avg_chroma_pixels_tab[3];
  49     rv40_weight_func rv40_weight_pixels_tab[2];
  50     rv34_inv_transform_func rv34_inv_transform_tab[2];
  51     rv40_loop_filter_func rv40_h_loop_filter;
  52     rv40_loop_filter_func rv40_v_loop_filter;
  53 } RV34DSPContext;
  54
  55 void ff_rv30dsp_init(RV34DSPContext *c, DSPContext* dsp);
  56 void ff_rv34dsp_init(RV34DSPContext *c, DSPContext* dsp);
  57 void ff_rv40dsp_init(RV34DSPContext *c, DSPContext* dsp);
  58
  59 void ff_rv40dsp_init_x86(RV34DSPContext *c, DSPContext *dsp);
  60
  61 #endif /* AVCODEC_RV34DSP_H */