yading@10: /*
yading@10:  * RV30/40 decoder motion compensation functions
yading@10:  * Copyright (c) 2008 Konstantin Shishkov
yading@10:  *
yading@10:  * This file is part of Libav.
yading@10:  *
yading@10:  * Libav is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * Libav is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with Libav; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: /**
yading@10:  * @file
yading@10:  * RV30/40 decoder motion compensation functions
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_RV34DSP_H
yading@10: #define AVCODEC_RV34DSP_H
yading@10: 
yading@10: #include "dsputil.h"
yading@10: #include "h264chroma.h"
yading@10: 
yading@10: typedef void (*rv40_weight_func)(uint8_t *dst/*align width (8 or 16)*/,
yading@10:                                  uint8_t *src1/*align width (8 or 16)*/,
yading@10:                                  uint8_t *src2/*align width (8 or 16)*/,
yading@10:                                  int w1, int w2, ptrdiff_t stride);
yading@10: 
yading@10: typedef void (*rv34_inv_transform_func)(int16_t *block);
yading@10: 
yading@10: typedef void (*rv34_idct_add_func)(uint8_t *dst, ptrdiff_t stride, int16_t *block);
yading@10: typedef void (*rv34_idct_dc_add_func)(uint8_t *dst, ptrdiff_t stride,
yading@10:                                       int   dc);
yading@10: 
yading@10: typedef void (*rv40_weak_loop_filter_func)(uint8_t *src, ptrdiff_t stride,
yading@10:                                            int filter_p1, int filter_q1,
yading@10:                                            int alpha, int beta,
yading@10:                                            int lims, int lim_q1, int lim_p1);
yading@10: 
yading@10: typedef void (*rv40_strong_loop_filter_func)(uint8_t *src, ptrdiff_t stride,
yading@10:                                              int alpha, int lims,
yading@10:                                              int dmode, int chroma);
yading@10: 
yading@10: typedef int (*rv40_loop_filter_strength_func)(uint8_t *src, ptrdiff_t stride,
yading@10:                                               int beta, int beta2, int edge,
yading@10:                                               int *p1, int *q1);
yading@10: 
yading@10: typedef struct RV34DSPContext {
yading@10:     qpel_mc_func put_pixels_tab[4][16];
yading@10:     qpel_mc_func avg_pixels_tab[4][16];
yading@10:     h264_chroma_mc_func put_chroma_pixels_tab[3];
yading@10:     h264_chroma_mc_func avg_chroma_pixels_tab[3];
yading@10:     /**
yading@10:      * Biweight functions, first dimension is transform size (16/8),
yading@10:      * second is whether the weight is prescaled by 1/512 to skip
yading@10:      * the intermediate shifting.
yading@10:      */
yading@10:     rv40_weight_func rv40_weight_pixels_tab[2][2];
yading@10:     rv34_inv_transform_func rv34_inv_transform;
yading@10:     rv34_inv_transform_func rv34_inv_transform_dc;
yading@10:     rv34_idct_add_func rv34_idct_add;
yading@10:     rv34_idct_dc_add_func rv34_idct_dc_add;
yading@10:     rv40_weak_loop_filter_func rv40_weak_loop_filter[2];
yading@10:     rv40_strong_loop_filter_func rv40_strong_loop_filter[2];
yading@10:     rv40_loop_filter_strength_func rv40_loop_filter_strength[2];
yading@10: } RV34DSPContext;
yading@10: 
yading@10: void ff_rv30dsp_init(RV34DSPContext *c);
yading@10: void ff_rv34dsp_init(RV34DSPContext *c);
yading@10: void ff_rv40dsp_init(RV34DSPContext *c);
yading@10: 
yading@10: void ff_rv34dsp_init_arm(RV34DSPContext *c);
yading@10: void ff_rv34dsp_init_x86(RV34DSPContext *c);
yading@10: 
yading@10: void ff_rv40dsp_init_x86(RV34DSPContext *c);
yading@10: void ff_rv40dsp_init_arm(RV34DSPContext *c);
yading@10: 
yading@10: #endif /* AVCODEC_RV34DSP_H */