/* * Copyright (C) 2010 David Conrad * Copyright (C) 2010 Ronald S. Bultje * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/** * @file * VP8 compatible video decoder
*/
#ifndef AVCODEC_VP8DSP_H #define AVCODEC_VP8DSP_H
#include <stddef.h> #include <stdint.h>
typedefvoid (*vp8_mc_func)(uint8_t *dst /* align 8 */, ptrdiff_t dstStride, const uint8_t *src /* align 1 */, ptrdiff_t srcStride, int h, int x, int y);
// loop filter applied to edges between macroblocks void (*vp8_v_loop_filter16y)(uint8_t *dst, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh); void (*vp8_h_loop_filter16y)(uint8_t *dst, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh); void (*vp8_v_loop_filter8uv)(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh); void (*vp8_h_loop_filter8uv)(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh);
// loop filter applied to inner macroblock edges void (*vp8_v_loop_filter16y_inner)(uint8_t *dst, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh); void (*vp8_h_loop_filter16y_inner)(uint8_t *dst, ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh); void (*vp8_v_loop_filter8uv_inner)(uint8_t *dstU, uint8_t *dstV,
ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh); void (*vp8_h_loop_filter8uv_inner)(uint8_t *dstU, uint8_t *dstV,
ptrdiff_t stride, int flim_E, int flim_I, int hev_thresh);
void (*vp8_v_loop_filter_simple)(uint8_t *dst, ptrdiff_t stride, int flim); void (*vp8_h_loop_filter_simple)(uint8_t *dst, ptrdiff_t stride, int flim);
/** * first dimension: 4-log2(width) * second dimension: 0 if no vertical interpolation is needed; * 1 4-tap vertical interpolation filter (my & 1) * 2 6-tap vertical interpolation filter (!(my & 1)) * third dimension: same as second dimension, for horizontal interpolation * so something like put_vp8_epel_pixels_tab[4-log2(width)][2*!!my-(my&1)][2*!!mx-(mx&1)](..., mx, my)
*/
vp8_mc_func put_vp8_epel_pixels_tab[3][3][3];
vp8_mc_func put_vp8_bilinear_pixels_tab[3][3][3];
} VP8DSPContext;
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