88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
/*
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* Copyright (c) 2013 Paul B Mahol
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVFILTER_BLEND_H
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#define AVFILTER_BLEND_H
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#include "libavutil/eval.h"
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#include "avfilter.h"
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enum BlendMode {
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BLEND_UNSET = -1,
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BLEND_NORMAL,
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BLEND_ADDITION,
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BLEND_AND,
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BLEND_AVERAGE,
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BLEND_BURN,
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BLEND_DARKEN,
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BLEND_DIFFERENCE,
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BLEND_GRAINEXTRACT,
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BLEND_DIVIDE,
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BLEND_DODGE,
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BLEND_EXCLUSION,
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BLEND_HARDLIGHT,
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BLEND_LIGHTEN,
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BLEND_MULTIPLY,
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BLEND_NEGATION,
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BLEND_OR,
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BLEND_OVERLAY,
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BLEND_PHOENIX,
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BLEND_PINLIGHT,
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BLEND_REFLECT,
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BLEND_SCREEN,
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BLEND_SOFTLIGHT,
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BLEND_SUBTRACT,
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BLEND_VIVIDLIGHT,
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BLEND_XOR,
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BLEND_HARDMIX,
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BLEND_LINEARLIGHT,
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BLEND_GLOW,
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BLEND_GRAINMERGE,
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BLEND_MULTIPLY128,
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BLEND_HEAT,
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BLEND_FREEZE,
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BLEND_EXTREMITY,
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BLEND_SOFTDIFFERENCE,
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BLEND_GEOMETRIC,
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BLEND_HARMONIC,
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BLEND_BLEACH,
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BLEND_STAIN,
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BLEND_INTERPOLATE,
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BLEND_HARDOVERLAY,
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BLEND_NB
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};
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typedef struct FilterParams {
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enum BlendMode mode;
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double opacity;
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AVExpr *e;
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char *expr_str;
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void (*blend)(const uint8_t *top, ptrdiff_t top_linesize,
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const uint8_t *bottom, ptrdiff_t bottom_linesize,
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uint8_t *dst, ptrdiff_t dst_linesize,
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ptrdiff_t width, ptrdiff_t height,
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struct FilterParams *param, double *values, int starty);
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} FilterParams;
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void ff_blend_init(FilterParams *param, int depth);
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void ff_blend_init_x86(FilterParams *param, int depth);
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#endif /* AVFILTER_BLEND_H */
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