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FFmpeg/libavfilter/blend.h
Andreas Rheinhardt 364fab1fdc avfilter/vf_blend: Move ff_blend_init into a header
This removes a dependency of checkasm on lavfi/vf_blend.o
and also allows to inline ff_blend_init() irrespectively of
interposing.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2022-05-06 05:19:49 +02:00

87 lines
2.2 KiB
C

/*
* Copyright (c) 2013 Paul B Mahol
*
* 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_BLEND_H
#define AVFILTER_BLEND_H
#include "libavutil/eval.h"
#include "avfilter.h"
enum BlendMode {
BLEND_UNSET = -1,
BLEND_NORMAL,
BLEND_ADDITION,
BLEND_AND,
BLEND_AVERAGE,
BLEND_BURN,
BLEND_DARKEN,
BLEND_DIFFERENCE,
BLEND_GRAINEXTRACT,
BLEND_DIVIDE,
BLEND_DODGE,
BLEND_EXCLUSION,
BLEND_HARDLIGHT,
BLEND_LIGHTEN,
BLEND_MULTIPLY,
BLEND_NEGATION,
BLEND_OR,
BLEND_OVERLAY,
BLEND_PHOENIX,
BLEND_PINLIGHT,
BLEND_REFLECT,
BLEND_SCREEN,
BLEND_SOFTLIGHT,
BLEND_SUBTRACT,
BLEND_VIVIDLIGHT,
BLEND_XOR,
BLEND_HARDMIX,
BLEND_LINEARLIGHT,
BLEND_GLOW,
BLEND_GRAINMERGE,
BLEND_MULTIPLY128,
BLEND_HEAT,
BLEND_FREEZE,
BLEND_EXTREMITY,
BLEND_SOFTDIFFERENCE,
BLEND_GEOMETRIC,
BLEND_HARMONIC,
BLEND_BLEACH,
BLEND_STAIN,
BLEND_INTERPOLATE,
BLEND_HARDOVERLAY,
BLEND_NB
};
typedef struct FilterParams {
enum BlendMode mode;
double opacity;
AVExpr *e;
char *expr_str;
void (*blend)(const uint8_t *top, ptrdiff_t top_linesize,
const uint8_t *bottom, ptrdiff_t bottom_linesize,
uint8_t *dst, ptrdiff_t dst_linesize,
ptrdiff_t width, ptrdiff_t height,
struct FilterParams *param, double *values, int starty);
} FilterParams;
void ff_blend_init_x86(FilterParams *param, int depth);
#endif /* AVFILTER_BLEND_H */