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/*
* 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
*/
#ifndef AVFILTER_BWDIFDSP_H
#define AVFILTER_BWDIFDSP_H
#include <stdint.h>
#include <string.h>
typedef struct BWDIFDSPContext {
void (*filter_intra)(void *dst1, const void *cur1, int w, int prefs, int mrefs,
int prefs3, int mrefs3, int parity, int clip_max);
void (*filter_line)(void *dst, const void *prev, const void *cur, const void *next,
int w, int prefs, int mrefs, int prefs2, int mrefs2,
int prefs3, int mrefs3, int prefs4, int mrefs4,
int parity, int clip_max);
void (*filter_edge)(void *dst, const void *prev, const void *cur, const void *next,
int w, int prefs, int mrefs, int prefs2, int mrefs2,
int parity, int clip_max, int spat);
void (*filter_line3)(void *dst, int dstride,
const void *prev, const void *cur, const void *next, int prefs,
int w, int parity, int clip_max);
} BWDIFDSPContext;
void ff_bwdif_init_filter_line(BWDIFDSPContext *bwdif, int bit_depth);
void ff_bwdif_init_x86(BWDIFDSPContext *bwdif, int bit_depth);
void ff_bwdif_init_aarch64(BWDIFDSPContext *bwdif, int bit_depth);
void ff_bwdif_filter_edge_c(void *dst1, const void *prev1, const void *cur1, const void *next1,
int w, int prefs, int mrefs, int prefs2, int mrefs2,
int parity, int clip_max, int spat);
void ff_bwdif_filter_intra_c(void *dst1, const void *cur1, int w, int prefs, int mrefs,
int prefs3, int mrefs3, int parity, int clip_max);
void ff_bwdif_filter_line_c(void *dst1, const void *prev1, const void *cur1, const void *next1,
int w, int prefs, int mrefs, int prefs2, int mrefs2,
int prefs3, int mrefs3, int prefs4, int mrefs4,
int parity, int clip_max);
static inline
void ff_bwdif_filter_line3_c(void * dst1, int d_stride,
const void * prev1, const void * cur1, const void * next1, int s_stride,
int w, int parity, int clip_max)
{
const int prefs = s_stride;
uint8_t * dst = dst1;
const uint8_t * prev = prev1;
const uint8_t * cur = cur1;
const uint8_t * next = next1;
ff_bwdif_filter_line_c(dst, prev, cur, next, w,
prefs, -prefs, prefs * 2, - prefs * 2, prefs * 3, -prefs * 3, prefs * 4, -prefs * 4, parity, clip_max);
#define NEXT_LINE()\
dst += d_stride; \
prev += prefs; \
cur += prefs; \
next += prefs;
NEXT_LINE();
memcpy(dst, cur, w);
NEXT_LINE();
#undef NEXT_LINE
ff_bwdif_filter_line_c(dst, prev, cur, next, w,
prefs, -prefs, prefs * 2, - prefs * 2, prefs * 3, -prefs * 3, prefs * 4, -prefs * 4, parity, clip_max);
}
#endif /* AVFILTER_BWDIFDSP_H */
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