FFmpeg/libavfilter/threshold.h

/*
 * Copyright (c) 2016 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_THRESHOLD_H
#define AVFILTER_THRESHOLD_H

#include "avfilter.h"
#include "framesync.h"

typedef struct ThresholdContext {
    const AVClass *class;

    int depth;
    int planes;
    int bpc;

    int nb_planes;
    int width[4], height[4];

    void (*threshold)(const uint8_t *in, const uint8_t *threshold,
                      const uint8_t *min, const uint8_t *max,
                      uint8_t *out,
                      ptrdiff_t ilinesize, ptrdiff_t tlinesize,
                      ptrdiff_t flinesize, ptrdiff_t slinesize,
                      ptrdiff_t olinesize,
                      int w, int h);

    AVFrame *frames[4];
    FFFrameSync fs;
} ThresholdContext;

void ff_threshold_init(ThresholdContext *s);
void ff_threshold_init_x86(ThresholdContext *s);

#endif /* AVFILTER_THRESHOLD_H */