blob: d23d1380d0089cef866f9647cdc38e11bed8341e
1 | /* |
2 | * This file is part of FFmpeg. |
3 | * |
4 | * FFmpeg is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2.1 of the License, or (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 GNU |
12 | * Lesser General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with FFmpeg; if not, write to the Free Software |
16 | * Foundation, Inc., 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 | |
32 | enum YADIFParity { |
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 | |
46 | int mode; ///< YADIFMode |
47 | int parity; ///< YADIFParity |
48 | int deint; ///< YADIFDeint |
49 | |
50 | int frame_pending; |
51 | |
52 | AVFrame *cur; |
53 | AVFrame *next; |
54 | AVFrame *prev; |
55 | AVFrame *out; |
56 | |
57 | /** |
58 | * Required alignment for filter_line |
59 | */ |
60 | void (*filter_line)(void *dst, |
61 | void *prev, void *cur, void *next, |
62 | int w, int prefs, int mrefs, int parity, int mode); |
63 | void (*filter_edges)(void *dst, void *prev, void *cur, void *next, |
64 | int w, int prefs, int mrefs, int parity, int mode); |
65 | |
66 | const AVPixFmtDescriptor *csp; |
67 | int eof; |
68 | uint8_t *temp_line; |
69 | int temp_line_size; |
70 | } YADIFContext; |
71 | |
72 | void ff_yadif_init_x86(YADIFContext *yadif); |
73 | |
74 | #endif /* AVFILTER_YADIF_H */ |
75 |