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yadif.h
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1 /*
2  * This file is part of FFmpeg.
3  *
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.
8  *
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.
13  *
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.
17  */
18 
19 #ifndef AVFILTER_YADIF_H
20 #define AVFILTER_YADIF_H
21 
22 #include "libavutil/pixdesc.h"
23 #include "avfilter.h"
24 
25 enum YADIFMode {
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
30 };
31 
33  YADIF_PARITY_TFF = 0, ///< top field first
34  YADIF_PARITY_BFF = 1, ///< bottom field first
35  YADIF_PARITY_AUTO = -1, ///< auto detection
36 };
37 
38 enum YADIFDeint {
39  YADIF_DEINT_ALL = 0, ///< deinterlace all frames
40  YADIF_DEINT_INTERLACED = 1, ///< only deinterlace frames marked as interlaced
41 };
42 
43 typedef struct YADIFContext {
44  const AVClass *class;
45 
49 
51 
58  int w, int prefs, int mrefs, int parity, int mode);
59 
61  int eof;
64 } YADIFContext;
65 
66 void ff_yadif_init_x86(YADIFContext *yadif);
67 
68 #endif /* AVFILTER_YADIF_H */