image.hpp File Reference

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Functions
int	best_3d_shift_r (image a, image b, int min, int max)
float	bilinear_interpolate (image im, float x, float y, int c)
image	collapse_image_layers (image source, int border)
image	collapse_images_horz (image *ims, int n)
image	collapse_images_vert (image *ims, int n)
void	composite_3d (char *f1, char *f2, char *out, int delta)
void	constrain_image (image im)
image	copy_image (image p)
void	copy_image_inplace (image src, image dst)
void	distort_image (image im, float hue, float sat, float val)
void	draw_bbox (image a, box bbox, int w, float r, float g, float b)
void	draw_box (image a, int x1, int y1, int x2, int y2, float r, float g, float b)
void	draw_box_width (image a, int x1, int y1, int x2, int y2, int w, float r, float g, float b)
void	draw_detections (image im, int num, float thresh, box *boxes, float **probs, char **names, int classes)
	This is still called from a few isolated places, but you're probably looking for draw_detections_v3().
void	draw_detections_v3 (image im, detection *dets, int num, float thresh, char **names, int classes, int ext_output)
	This is the function that is called to draw annotations on an image.
void	draw_label (image a, int r, int c, image label, const float *rgb)
void	draw_weighted_label (image a, int r, int c, image label, const float *rgb, const float alpha)
void	embed_image (image source, image dest, int dx, int dy)
void	fill_image (image m, float s)
void	flip_image (image a)
image	float_to_image (int w, int h, int c, float *data)
image	float_to_image_scaled (int w, int h, int c, float *data)
float	get_color (int c, int x, int max)
image	get_image_layer (image m, int l)
image	grayscale_image (image im)
void	hsv_to_rgb (image im)
image	image_distance (image a, image b)
void	letterbox_image_into (image im, int w, int h, image boxed)
image	load_image (char *filename, int desired_width, int desired_height, int channels)
	Load the given image.
image	make_empty_image (int w, int h, int c)
image	make_random_image (int w, int h, int c)
void	normalize_image (image p)
void	print_image (image m)
image	random_augment_image (image im, float angle, float aspect, int low, int high, int size)
image	random_crop_image (image im, int w, int h)
void	random_distort_image (image im, float hue, float saturation, float exposure)
image	resize_max (image im, int max)
image	rotate_image (image m, float rad)
void	rotate_image_cw (image im, int times)
void	save_image (image p, const char *name)
void	save_image_png (image im, const char *name)
void	scale_image (image m, float s)
void	show_image (image p, const char *name)
void	show_image_collapsed (image p, const char *name)
void	show_image_layers (image p, const char *name)
void	show_image_normalized (image im, const char *name)
void	show_images (image *ims, int n, const char *window)
void	test_resize (char *filename)
image	threshold_image (image im, float thresh)
void	translate_image (image m, float s)

Function Documentation

best_3d_shift_r()

int best_3d_shift_r	(	image	a,
		image	b,
		int	min,
		int	max
	)

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bilinear_interpolate()

float bilinear_interpolate	(	image	im,
		float	x,
		float	y,
		int	c
	)

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collapse_image_layers()

image collapse_image_layers	(	image	source,
		int	border
	)

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collapse_images_horz()

image collapse_images_horz	(	image *	ims,
		int	n
	)

<

Todo:

#COLOR

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collapse_images_vert()

image collapse_images_vert	(	image *	ims,
		int	n
	)

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composite_3d()

void composite_3d	(	char *	f1,
		char *	f2,
		char *	out,
		int	delta
	)

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constrain_image()

void constrain_image

(

image

im

)

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copy_image()

image copy_image

(

image

p

)

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copy_image_inplace()

void copy_image_inplace	(	image	src,
		image	dst
	)

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distort_image()

void distort_image	(	image	im,
		float	hue,
		float	sat,
		float	val
	)

Todo:

#COLOR - needs to be fixed for 1 <= c <= N

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draw_bbox()

void draw_bbox	(	image	a,
		box	bbox,
		int	w,
		float	r,
		float	g,
		float	b
	)

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draw_box()

void draw_box	(	image	a,
		int	x1,
		int	y1,
		int	x2,
		int	y2,
		float	r,
		float	g,
		float	b
	)

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draw_box_width()

void draw_box_width	(	image	a,
		int	x1,
		int	y1,
		int	x2,
		int	y2,
		int	w,
		float	r,
		float	g,
		float	b
	)

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draw_detections()

void draw_detections	(	image	im,
		int	num,
		float	thresh,
		box *	boxes,
		float **	probs,
		char **	names,
		int	classes
	)

This is still called from a few isolated places, but you're probably looking for draw_detections_v3().

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draw_detections_v3()

void draw_detections_v3	(	image	im,
		detection *	dets,
		int	num,
		float	thresh,
		char **	names,
		int	classes,
		int	ext_output
	)

This is the function that is called to draw annotations on an image.

Todo:

replace qsort() mid priority

Todo:

replace qsort() mid priority

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draw_label()

void draw_label	(	image	a,
		int	r,
		int	c,
		image	label,
		const float *	rgb
	)

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draw_weighted_label()

void draw_weighted_label	(	image	a,
		int	r,
		int	c,
		image	label,
		const float *	rgb,
		const float	alpha
	)

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embed_image()

void embed_image	(	image	source,
		image	dest,
		int	dx,
		int	dy
	)

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fill_image()

void fill_image	(	image	m,
		float	s
	)

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flip_image()

void flip_image

(

image

a

)

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float_to_image()

image float_to_image	(	int	w,
		int	h,
		int	c,
		float *	data
	)

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float_to_image_scaled()

image float_to_image_scaled	(	int	w,
		int	h,
		int	c,
		float *	data
	)

get_color()

float get_color	(	int	c,
		int	x,
		int	max
	)

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get_image_layer()

image get_image_layer	(	image	m,
		int	l
	)

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grayscale_image()

image grayscale_image

(

image

im

)

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hsv_to_rgb()

void hsv_to_rgb

(

image

im

)

Todo:

#COLOR - cannot do HSV if channels > 3

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image_distance()

image image_distance	(	image	a,
		image	b
	)

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letterbox_image_into()

void letterbox_image_into	(	image	im,
		int	w,
		int	h,
		image	boxed
	)

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load_image()

image load_image	(	char *	filename,
		int	desired_width,
		int	desired_height,
		int	channels
	)

Load the given image.

If both desired_width and desired_height have been set, then the image will be resized to match those dimensions. Otherwise, specify 0 (zero) to leave the image dimensions unchanged.

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make_empty_image()

image make_empty_image	(	int	w,
		int	h,
		int	c
	)

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make_random_image()

image make_random_image	(	int	w,
		int	h,
		int	c
	)

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normalize_image()

void normalize_image

(

image

p

)

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print_image()

void print_image

(

image

m

)

random_augment_image()

image random_augment_image	(	image	im,
		float	angle,
		float	aspect,
		int	low,
		int	high,
		int	size
	)

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random_crop_image()

image random_crop_image	(	image	im,
		int	w,
		int	h
	)

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random_distort_image()

void random_distort_image	(	image	im,
		float	hue,
		float	saturation,
		float	exposure
	)

Todo:

#COLOR - HSV no beuno

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resize_max()

image resize_max	(	image	im,
		int	max
	)

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rotate_image()

image rotate_image	(	image	m,
		float	rad
	)

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rotate_image_cw()

void rotate_image_cw	(	image	im,
		int	times
	)

save_image()

void save_image	(	image	p,
		const char *	name
	)

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save_image_png()

void save_image_png	(	image	im,
		const char *	name
	)

Todo:

merge with save_mat_png()

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scale_image()

void scale_image	(	image	m,
		float	s
	)

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show_image()

void show_image	(	image	p,
		const char *	name
	)

show_image_collapsed()

void show_image_collapsed	(	image	p,
		const char *	name
	)

show_image_layers()

void show_image_layers	(	image	p,
		const char *	name
	)

show_image_normalized()

void show_image_normalized	(	image	im,
		const char *	name
	)

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show_images()

void show_images	(	image *	ims,
		int	n,
		const char *	window
	)

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test_resize()

void test_resize

(

char *

filename

)

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threshold_image()

image threshold_image	(	image	im,
		float	thresh
	)

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translate_image()

void translate_image	(	image	m,
		float	s
	)