/*
* 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_BWDIF_H
#define AVFILTER_BWDIF_H
#include "libavutil/pixdesc.h"
#include "avfilter.h"
enum BWDIFMode {
BWDIF_MODE_SEND_FRAME = 0, ///< send 1 frame for each frame
BWDIF_MODE_SEND_FIELD = 1, ///< send 1 frame for each field
};
enum BWDIFParity {
BWDIF_PARITY_TFF = 0, ///< top field first
BWDIF_PARITY_BFF = 1, ///< bottom field first
BWDIF_PARITY_AUTO = -1, ///< auto detection
};
enum BWDIFDeint {
BWDIF_DEINT_ALL = 0, ///< deinterlace all frames
BWDIF_DEINT_INTERLACED = 1, ///< only deinterlace frames marked as interlaced
};
typedef struct BWDIFContext {
const AVClass *class;
int mode; ///< BWDIFMode
int parity; ///< BWDIFParity
int deint; ///< BWDIFDeint
int frame_pending;
AVFrame *cur;
AVFrame *next;
AVFrame *prev;
AVFrame *out;
void (*filter_intra)(void *dst1, void *cur1, int w, int prefs, int mrefs,
int prefs3, int mrefs3, int parity, int clip_max);
void (*filter_line)(void *dst, void *prev, void *cur, 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, void *prev, void *cur, void *next,
int w, int prefs, int mrefs, int prefs2, int mrefs2,
int parity, int clip_max, int spat);
const AVPixFmtDescriptor *csp;
int inter_field;
int eof;
} BWDIFContext;
void ff_bwdif_init_x86(BWDIFContext *bwdif);
#endif /* AVFILTER_BWDIF_H */