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/* alg.h
*
* Detect changes in a video stream.
* Copyright 2001 by Jeroen Vreeken (pe1rxq@amsat.org)
* This software is distributed under the GNU public license version 2
* See also the file 'COPYING'.
*
*/
#ifndef _INCLUDE_ALG_H
#define _INCLUDE_ALG_H
#include "motion.h"
struct coord {
int x;
int y;
int width;
int height;
int minx;
int maxx;
int miny;
int maxy;
};
struct segment {
struct coord coord;
int width;
int height;
int open;
int count;
};
void alg_locate_center_size(struct images *, int width, int height, struct coord *);
void alg_draw_location(struct coord *, struct images *, int width, unsigned char *, int);
int alg_diff(struct context *, unsigned char *);
int alg_diff_standard(struct context *, unsigned char *);
int alg_lightswitch(struct context *, int diffs);
int alg_switchfilter(struct context *, int, unsigned char *);
void alg_noise_tune(struct context *, unsigned char *);
void alg_threshold_tune(struct context *, int, int);
int alg_despeckle(struct context *, int);
void alg_tune_smartmask(struct context *);
void alg_update_reference_frame(struct context *, int);
#endif /* _INCLUDE_ALG_H */
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