detect_window.h File Reference

Detect a bright region surrounded by dark or viceversa - sometimes this corresponds to a window. More...

#include "inttypes.h"

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Macros
#define	MODE_DARK   0
#define	MODE_BRIGHT   1

Functions
void	detect_window_init (void)
struct image_t *	detect_window (struct image_t *img, uint8_t camera_id)
uint16_t	detect_window_sizes (uint8_t *in, uint32_t image_width, uint32_t image_height, uint16_t *coordinate, uint32_t *integral_image, uint8_t MODE)
uint16_t	detect_window_one_size (uint8_t *in, uint32_t image_width, uint32_t image_height, uint16_t *coordinate, uint16_t *size, uint8_t calculate_integral_image, uint32_t *integral_image, uint8_t MODE)
uint16_t	detect_escape (uint8_t *in, uint32_t image_width, uint32_t image_height, uint16_t *escape_coordinate, uint32_t *integral_image, uint8_t n_cells)
void	get_integral_image (uint8_t *in, uint32_t image_width, uint32_t image_height, uint32_t *integral_image)
uint32_t	get_sum_disparities (uint16_t min_x, uint16_t min_y, uint16_t max_x, uint16_t max_y, uint32_t *integral_image, uint32_t image_width, uint32_t image_height)
uint32_t	get_avg_disparity (uint16_t min_x, uint16_t min_y, uint16_t max_x, uint16_t max_y, uint32_t *integral_image, uint32_t image_width, uint32_t image_height)
uint16_t	get_window_response (uint16_t x, uint16_t y, uint16_t feature_size, uint16_t border, uint32_t *integral_image, uint16_t image_width, uint16_t image_height, uint16_t px_inner, uint16_t px_border, uint8_t MODE)
uint16_t	get_border_response (uint16_t x, uint16_t y, uint16_t feature_size, uint16_t window_size, uint16_t border_size, uint32_t *integral_image, uint16_t image_width, uint16_t image_height, uint16_t px_inner, uint16_t px_outer)
void	filter_bad_pixels (uint8_t *in, uint32_t image_width, uint32_t image_height)
void	transform_illuminance_image (uint8_t *in, uint8_t *out, uint32_t image_width, uint32_t image_height, uint8_t n_bits, uint8_t bright_win)

Detailed Description

Detect a bright region surrounded by dark or viceversa - sometimes this corresponds to a window.

Definition in file detect_window.h.

Macro Definition Documentation

MODE_BRIGHT

#define MODE_BRIGHT   1

Definition at line 33 of file detect_window.h.

MODE_DARK

#define MODE_DARK   0

Definition at line 32 of file detect_window.h.

Function Documentation

detect_escape()

uint16_t detect_escape	(	uint8_t *	in,
		uint32_t	image_width,
		uint32_t	image_height,
		uint16_t *	escape_coordinate,
		uint32_t *	integral_image,
		uint8_t	n_cells
	)

Definition at line 172 of file detect_window.c.

References get_avg_disparity().

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detect_window()

struct image_t* detect_window	(	struct image_t *	img,
		uint8_t	camera_id
	)

Definition at line 48 of file detect_window.c.

References image_t::buf, detect_window_sizes(), image_t::h, image_create(), image_free(), IMAGE_GRAYSCALE, image_to_grayscale(), MODE_BRIGHT, and image_t::w.

Referenced by detect_window_init().

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detect_window_init()

void detect_window_init

(

void

)

Definition at line 39 of file detect_window.c.

References cv_add_to_device(), detect_window(), and DETECT_WINDOW_FPS.

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detect_window_one_size()

uint16_t detect_window_one_size	(	uint8_t *	in,
		uint32_t	image_width,
		uint32_t	image_height,
		uint16_t *	coordinate,
		uint16_t *	size,
		uint8_t	calculate_integral_image,
		uint32_t *	integral_image,
		uint8_t	MODE
	)

Definition at line 100 of file detect_window.c.

References get_border_response(), get_integral_image(), get_window_response(), MODE_DARK, and RES.

Referenced by detect_window_sizes().

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detect_window_sizes()

uint16_t detect_window_sizes	(	uint8_t *	in,
		uint32_t	image_width,
		uint32_t	image_height,
		uint16_t *	coordinate,
		uint32_t *	integral_image,
		uint8_t	MODE
	)

Definition at line 69 of file detect_window.c.

References detect_window_one_size(), N_WINDOW_SIZES, and s.

Referenced by cv_window_func(), and detect_window().

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filter_bad_pixels()

void filter_bad_pixels	(	uint8_t *	in,
		uint32_t	image_width,
		uint32_t	image_height
	)

Definition at line 320 of file detect_window.c.

get_avg_disparity()

uint32_t get_avg_disparity	(	uint16_t	min_x,
		uint16_t	min_y,
		uint16_t	max_x,
		uint16_t	max_y,
		uint32_t *	integral_image,
		uint32_t	image_width,
		uint32_t	image_height
	)

Definition at line 237 of file detect_window.c.

References h(), RES, and image_t::w.

Referenced by detect_escape().

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get_border_response()

uint16_t get_border_response	(	uint16_t	x,
		uint16_t	y,
		uint16_t	feature_size,
		uint16_t	window_size,
		uint16_t	border_size,
		uint32_t *	integral_image,
		uint16_t	image_width,
		uint16_t	image_height,
		uint16_t	px_inner,
		uint16_t	px_outer
	)

Definition at line 285 of file detect_window.c.

References get_sum_disparities(), and RES.

Referenced by detect_window_one_size().

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get_integral_image()

void get_integral_image	(	uint8_t *	in,
		uint32_t	image_width,
		uint32_t	image_height,
		uint32_t *	integral_image
	)

Definition at line 206 of file detect_window.c.

Referenced by detect_window_one_size().

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get_sum_disparities()

uint32_t get_sum_disparities	(	uint16_t	min_x,
		uint16_t	min_y,
		uint16_t	max_x,
		uint16_t	max_y,
		uint32_t *	integral_image,
		uint32_t	image_width,
		uint32_t	image_height
	)

Definition at line 225 of file detect_window.c.

Referenced by get_border_response(), and get_window_response().

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get_window_response()

uint16_t get_window_response	(	uint16_t	x,
		uint16_t	y,
		uint16_t	feature_size,
		uint16_t	border,
		uint32_t *	integral_image,
		uint16_t	image_width,
		uint16_t	image_height,
		uint16_t	px_inner,
		uint16_t	px_border,
		uint8_t	MODE
	)

Definition at line 256 of file detect_window.c.

References get_sum_disparities(), MODE_DARK, and RES.

Referenced by detect_window_one_size().

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transform_illuminance_image()

void transform_illuminance_image	(	uint8_t *	in,
		uint8_t *	out,
		uint32_t	image_width,
		uint32_t	image_height,
		uint8_t	n_bits,
		uint8_t	bright_win
	)

Definition at line 333 of file detect_window.c.