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49 lines
2.0 KiB
49 lines
2.0 KiB
/*
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* EffecTV - Realtime Digital Video Effector
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* Copyright (C) 2001-2006 FUKUCHI Kentaro
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*
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* utils.h: header file for utils
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*
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*/
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#ifndef __UTILS_H__
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#define __UTILS_H__
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#include <inttypes.h>
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typedef uint32_t RGB32;
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/* DEFINE's by nullset@dookie.net */
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#define RED(n) ((n>>16) & 0x000000FF)
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#define GREEN(n) ((n>>8) & 0x000000FF)
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#define BLUE(n) ((n>>0) & 0x000000FF)
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#define RGB(r,g,b) ((0<<24) + (r<<16) + (g <<8) + (b))
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#define INTENSITY(n) ( ( (RED(n)+GREEN(n)+BLUE(n))/3))
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/* utils.c */
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void HSItoRGB(double H, double S, double I, int *r, int *g, int *b);
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#ifndef __DARWIN__
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extern unsigned int fastrand_val;
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#define inline_fastrand() (fastrand_val=fastrand_val*1103515245+12345)
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#endif
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unsigned int fastrand(void);
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void fastsrand(unsigned int);
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/* image.c */
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int image_set_threshold_y(int threshold);
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void image_bgset_y(RGB32 *background, const RGB32 *src, int video_area, int y_threshold);
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void image_bgsubtract_y(unsigned char *diff, const RGB32 *background, const RGB32 *src, int video_area, int y_threshold);
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void image_bgsubtract_update_y(unsigned char *diff, RGB32 *background, const RGB32 *src, int video_area, int y_threshold);
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RGB32 image_set_threshold_RGB(int r, int g, int b);
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void image_bgset_RGB(RGB32 *background, const RGB32 *src, int video_area);
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void image_bgsubtract_RGB(unsigned char *diff, const RGB32 *background, const RGB32 *src, int video_area, RGB32 rgb_threshold);
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void image_bgsubtract_update_RGB(unsigned char *diff, RGB32 *background, const RGB32 *src, int video_area, RGB32 rgb_threshold);
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void image_diff_filter(unsigned char *diff2, const unsigned char *diff, int width, int height);
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void image_y_over(unsigned char *diff, const RGB32 *src, int video_area, int y_threshold);
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void image_y_under(unsigned char *diff, const RGB32 *src, int video_area, int y_threshold);
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void image_edge(unsigned char *diff2, const RGB32 *src, int width, int height, int y_threshold);
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void image_hflip(const RGB32 *src, RGB32 *dest, int width, int height);
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#endif /* __UTILS_H__ */
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