2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 #ifndef AVFILTER_YADIF_H
20 #define AVFILTER_YADIF_H
22 #include "libavutil/pixdesc.h"
26 YADIF_MODE_SEND_FRAME = 0, ///< send 1 frame for each frame
27 YADIF_MODE_SEND_FIELD = 1, ///< send 1 frame for each field
28 YADIF_MODE_SEND_FRAME_NOSPATIAL = 2, ///< send 1 frame for each frame but skips spatial interlacing check
29 YADIF_MODE_SEND_FIELD_NOSPATIAL = 3, ///< send 1 frame for each field but skips spatial interlacing check
33 YADIF_PARITY_TFF = 0, ///< top field first
34 YADIF_PARITY_BFF = 1, ///< bottom field first
35 YADIF_PARITY_AUTO = -1, ///< auto detection
39 YADIF_DEINT_ALL = 0, ///< deinterlace all frames
40 YADIF_DEINT_INTERLACED = 1, ///< only deinterlace frames marked as interlaced
43 typedef struct YADIFContext {
47 enum YADIFParity parity;
48 enum YADIFDeint deint;
52 AVFilterBufferRef *cur;
53 AVFilterBufferRef *next;
54 AVFilterBufferRef *prev;
55 AVFilterBufferRef *out;
56 void (*filter_line)(uint8_t *dst,
57 uint8_t *prev, uint8_t *cur, uint8_t *next,
58 int w, int prefs, int mrefs, int parity, int mode);
60 const AVPixFmtDescriptor *csp;
66 void ff_yadif_init_x86(YADIFContext *yadif);
68 #endif /* AVFILTER_YADIF_H */