libavfilter/ebur128: add target value to statistics line
[ffmpeg.git] / libavfilter / blend.h
1 /*
2  * Copyright (c) 2013 Paul B Mahol
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20
21 #ifndef AVFILTER_BLEND_H
22 #define AVFILTER_BLEND_H
23
24 #include "libavutil/eval.h"
25 #include "avfilter.h"
26
27 enum BlendMode {
28     BLEND_UNSET = -1,
29     BLEND_NORMAL,
30     BLEND_ADDITION,
31     BLEND_AND,
32     BLEND_AVERAGE,
33     BLEND_BURN,
34     BLEND_DARKEN,
35     BLEND_DIFFERENCE,
36     BLEND_GRAINEXTRACT,
37     BLEND_DIVIDE,
38     BLEND_DODGE,
39     BLEND_EXCLUSION,
40     BLEND_HARDLIGHT,
41     BLEND_LIGHTEN,
42     BLEND_MULTIPLY,
43     BLEND_NEGATION,
44     BLEND_OR,
45     BLEND_OVERLAY,
46     BLEND_PHOENIX,
47     BLEND_PINLIGHT,
48     BLEND_REFLECT,
49     BLEND_SCREEN,
50     BLEND_SOFTLIGHT,
51     BLEND_SUBTRACT,
52     BLEND_VIVIDLIGHT,
53     BLEND_XOR,
54     BLEND_HARDMIX,
55     BLEND_LINEARLIGHT,
56     BLEND_GLOW,
57     BLEND_GRAINMERGE,
58     BLEND_MULTIPLY128,
59     BLEND_HEAT,
60     BLEND_FREEZE,
61     BLEND_EXTREMITY,
62     BLEND_NB
63 };
64
65 typedef struct FilterParams {
66     enum BlendMode mode;
67     double opacity;
68     AVExpr *e;
69     char *expr_str;
70     void (*blend)(const uint8_t *top, ptrdiff_t top_linesize,
71                   const uint8_t *bottom, ptrdiff_t bottom_linesize,
72                   uint8_t *dst, ptrdiff_t dst_linesize,
73                   ptrdiff_t width, ptrdiff_t height,
74                   struct FilterParams *param, double *values, int starty);
75 } FilterParams;
76
77 void ff_blend_init(FilterParams *param, int is_16bit);
78 void ff_blend_init_x86(FilterParams *param, int is_16bit);
79
80 #endif /* AVFILTER_BLEND_H */