image.c File Reference

#include "image.h"
#include "utils.h"
#include "blas.h"
#include "cuda.h"
#include <stdio.h>
#include <math.h>
#include "stb_image.h"
#include "stb_image_write.h"

Include dependency graph for image.c:

Go to the source code of this file.

Macros
#define	STB_IMAGE_IMPLEMENTATION
#define	STB_IMAGE_WRITE_IMPLEMENTATION

Functions
float	get_color (int c, int x, int max)
image	mask_to_rgb (image mask)
void	composite_image (image source, image dest, int dx, int dy)
image	border_image (image a, int border)
image	tile_images (image a, image b, int dx)
image	get_label (image **characters, char *string, int size)
void	draw_label (image a, int r, int c, image label, const float *rgb)
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_bbox (image a, box bbox, int w, float r, float g, float b)
image **	load_alphabet ()
void	draw_detections (image im, detection *dets, int num, float thresh, char **names, image **alphabet, int classes)
void	transpose_image (image im)
void	rotate_image_cw (image im, int times)
void	flip_image (image a)
image	image_distance (image a, image b)
void	ghost_image (image source, image dest, int dx, int dy)
void	blocky_image (image im, int s)
void	censor_image (image im, int dx, int dy, int w, int h)
void	embed_image (image source, image dest, int dx, int dy)
image	collapse_image_layers (image source, int border)
void	constrain_image (image im)
void	normalize_image (image p)
void	normalize_image2 (image p)
void	copy_image_into (image src, image dest)
image	copy_image (image p)
void	rgbgr_image (image im)
int	show_image (image p, const char *name, int ms)
void	save_image_png (image im, const char *name)
void	save_image (image im, const char *name)
void	show_image_layers (image p, char *name)
void	show_image_collapsed (image p, char *name)
image	make_empty_image (int w, int h, int c)
image	make_image (int w, int h, int c)
image	make_random_image (int w, int h, int c)
image	float_to_image (int w, int h, int c, float *data)
void	place_image (image im, int w, int h, int dx, int dy, image canvas)
image	center_crop_image (image im, int w, int h)
image	rotate_crop_image (image im, float rad, float s, int w, int h, float dx, float dy, float aspect)
image	rotate_image (image im, float rad)
void	fill_image (image m, float s)
void	translate_image (image m, float s)
void	scale_image (image m, float s)
image	crop_image (image im, int dx, int dy, int w, int h)
int	best_3d_shift_r (image a, image b, int min, int max)
int	best_3d_shift (image a, image b, int min, int max)
void	composite_3d (char *f1, char *f2, char *out, int delta)
void	letterbox_image_into (image im, int w, int h, image boxed)
image	letterbox_image (image im, int w, int h)
image	resize_max (image im, int max)
image	resize_min (image im, int min)
image	random_crop_image (image im, int w, int h)
augment_args	random_augment_args (image im, float angle, float aspect, int low, int high, int w, int h)
image	random_augment_image (image im, float angle, float aspect, int low, int high, int w, int h)
float	three_way_max (float a, float b, float c)
float	three_way_min (float a, float b, float c)
void	yuv_to_rgb (image im)
void	rgb_to_yuv (image im)
void	rgb_to_hsv (image im)
void	hsv_to_rgb (image im)
void	grayscale_image_3c (image im)
image	grayscale_image (image im)
image	threshold_image (image im, float thresh)
image	blend_image (image fore, image back, float alpha)
void	scale_image_channel (image im, int c, float v)
void	translate_image_channel (image im, int c, float v)
image	binarize_image (image im)
void	saturate_image (image im, float sat)
void	hue_image (image im, float hue)
void	exposure_image (image im, float sat)
void	distort_image (image im, float hue, float sat, float val)
void	random_distort_image (image im, float hue, float saturation, float exposure)
void	saturate_exposure_image (image im, float sat, float exposure)
image	resize_image (image im, int w, int h)
void	test_resize (char *filename)
image	load_image_stb (char *filename, int channels)
image	load_image (char *filename, int w, int h, int c)
image	load_image_color (char *filename, int w, int h)
image	get_image_layer (image m, int l)
void	print_image (image m)
image	collapse_images_vert (image *ims, int n)
image	collapse_images_horz (image *ims, int n)
void	show_image_normalized (image im, const char *name)
void	show_images (image *ims, int n, char *window)
void	free_image (image m)

Variables
int	windows = 0
float	colors [6][3] = { {1,0,1}, {0,0,1},{0,1,1},{0,1,0},{1,1,0},{1,0,0} }

Macro Definition Documentation

STB_IMAGE_IMPLEMENTATION

#define STB_IMAGE_IMPLEMENTATION

Definition at line 8 of file image.c.

STB_IMAGE_WRITE_IMPLEMENTATION

#define STB_IMAGE_WRITE_IMPLEMENTATION

Definition at line 10 of file image.c.

Function Documentation

best_3d_shift()

int best_3d_shift	(	image	a,
		image	b,
		int	min,
		int	max
	)

Definition at line 895 of file image.c.

best_3d_shift_r()

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

Definition at line 881 of file image.c.

binarize_image()

image binarize_image

(

image

im

)

Definition at line 1279 of file image.c.

blend_image()

image blend_image	(	image	fore,
		image	back,
		float	alpha
	)

Definition at line 1238 of file image.c.

blocky_image()

void blocky_image	(	image	im,
		int	s
	)

Definition at line 399 of file image.c.

border_image()

image border_image	(	image	a,
		int	border
	)

Definition at line 106 of file image.c.

censor_image()

void censor_image	(	image	im,
		int	dx,
		int	dy,
		int	w,
		int	h
	)

Definition at line 411 of file image.c.

center_crop_image()

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

Definition at line 796 of file image.c.

collapse_image_layers()

image collapse_image_layers	(	image	source,
		int	border
	)

Definition at line 441 of file image.c.

collapse_images_horz()

image collapse_images_horz	(	image *	ims,
		int	n
	)

Definition at line 1552 of file image.c.

collapse_images_vert()

image collapse_images_vert	(	image *	ims,
		int	n
	)

Definition at line 1517 of file image.c.

composite_3d()

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

Definition at line 913 of file image.c.

composite_image()

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

Definition at line 92 of file image.c.

constrain_image()

void constrain_image

(

image

im

)

Definition at line 456 of file image.c.

copy_image()

image copy_image

(

image

p

)

Definition at line 519 of file image.c.

copy_image_into()

void copy_image_into	(	image	src,
		image	dest
	)

Definition at line 514 of file image.c.

crop_image()

image crop_image	(	image	im,
		int	dx,
		int	dy,
		int	w,
		int	h
	)

Definition at line 861 of file image.c.

distort_image()

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

Definition at line 1319 of file image.c.

draw_bbox()

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

Definition at line 210 of file image.c.

draw_box()

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

Definition at line 166 of file image.c.

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
	)

Definition at line 202 of file image.c.

draw_detections()

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

Definition at line 239 of file image.c.

draw_label()

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

Definition at line 149 of file image.c.

embed_image()

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

Definition at line 428 of file image.c.

exposure_image()

void exposure_image	(	image	im,
		float	sat
	)

Definition at line 1311 of file image.c.

fill_image()

void fill_image	(	image	m,
		float	s
	)

Definition at line 843 of file image.c.

flip_image()

void flip_image

(

image

a

)

Definition at line 349 of file image.c.

float_to_image()

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

Definition at line 774 of file image.c.

free_image()

void free_image

(

image

m

)

Definition at line 1614 of file image.c.

get_color()

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

Definition at line 17 of file image.c.

get_image_layer()

image get_image_layer	(	image	m,
		int	l
	)

Definition at line 1491 of file image.c.

get_label()

image get_label	(	image **	characters,
		char *	string,
		int	size
	)

Definition at line 132 of file image.c.

ghost_image()

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

Definition at line 380 of file image.c.

grayscale_image()

image grayscale_image

(

image

im

)

Definition at line 1212 of file image.c.

grayscale_image_3c()

void grayscale_image_3c

(

image

im

)

Definition at line 1194 of file image.c.

hsv_to_rgb()

void hsv_to_rgb

(

image

im

)

Definition at line 1153 of file image.c.

hue_image()

void hue_image	(	image	im,
		float	hue
	)

Definition at line 1298 of file image.c.

image_distance()

image image_distance	(	image	a,
		image	b
	)

Definition at line 365 of file image.c.

letterbox_image()

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

Definition at line 964 of file image.c.

letterbox_image_into()

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

Definition at line 948 of file image.c.

load_alphabet()

image** load_alphabet

(

)

Definition at line 223 of file image.c.

load_image()

image load_image	(	char *	filename,
		int	w,
		int	h,
		int	c
	)

Definition at line 1470 of file image.c.

load_image_color()

image load_image_color	(	char *	filename,
		int	w,
		int	h
	)

Definition at line 1486 of file image.c.

load_image_stb()

image load_image_stb	(	char *	filename,
		int	channels
	)

Definition at line 1446 of file image.c.

make_empty_image()

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

Definition at line 746 of file image.c.

make_image()

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

Definition at line 756 of file image.c.

make_random_image()

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

Definition at line 763 of file image.c.

mask_to_rgb()

image mask_to_rgb

(

image

mask

)

Definition at line 28 of file image.c.

normalize_image()

void normalize_image

(

image

p

)

Definition at line 465 of file image.c.

normalize_image2()

void normalize_image2

(

image

p

)

Definition at line 485 of file image.c.

place_image()

void place_image	(	image	im,
		int	w,
		int	h,
		int	dx,
		int	dy,
		image	canvas
	)

Definition at line 781 of file image.c.

print_image()

void print_image

(

image

m

)

Definition at line 1500 of file image.c.

random_augment_args()

augment_args random_augment_args	(	image	im,
		float	angle,
		float	aspect,
		int	low,
		int	high,
		int	w,
		int	h
	)

Definition at line 1025 of file image.c.

random_augment_image()

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

Definition at line 1052 of file image.c.

random_crop_image()

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

Definition at line 1017 of file image.c.

random_distort_image()

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

Definition at line 1334 of file image.c.

resize_image()

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

Definition at line 1351 of file image.c.

resize_max()

image resize_max	(	image	im,
		int	max
	)

Definition at line 985 of file image.c.

resize_min()

image resize_min	(	image	im,
		int	min
	)

Definition at line 1001 of file image.c.

rgb_to_hsv()

void rgb_to_hsv

(

image

im

)

Definition at line 1116 of file image.c.

rgb_to_yuv()

void rgb_to_yuv

(

image

im

)

Definition at line 1092 of file image.c.

rgbgr_image()

void rgbgr_image

(

image

im

)

Definition at line 527 of file image.c.

rotate_crop_image()

image rotate_crop_image	(	image	im,
		float	rad,
		float	s,
		int	w,
		int	h,
		float	dx,
		float	dy,
		float	aspect
	)

Definition at line 805 of file image.c.

rotate_image()

image rotate_image	(	image	im,
		float	rad
	)

Definition at line 824 of file image.c.

rotate_image_cw()

void rotate_image_cw	(	image	im,
		int	times
	)

Definition at line 328 of file image.c.

saturate_exposure_image()

void saturate_exposure_image	(	image	im,
		float	sat,
		float	exposure
	)

Definition at line 1342 of file image.c.

saturate_image()

void saturate_image	(	image	im,
		float	sat
	)

Definition at line 1290 of file image.c.

save_image()

void save_image	(	image	im,
		const char *	name
	)

Definition at line 717 of file image.c.

save_image_png()

void save_image_png	(	image	im,
		const char *	name
	)

Definition at line 700 of file image.c.

scale_image()

void scale_image	(	image	m,
		float	s
	)

Definition at line 855 of file image.c.

scale_image_channel()

void scale_image_channel	(	image	im,
		int	c,
		float	v
	)

Definition at line 1255 of file image.c.

show_image()

int show_image	(	image	p,
		const char *	name,
		int	ms
	)

Definition at line 575 of file image.c.

show_image_collapsed()

void show_image_collapsed	(	image	p,
		char *	name
	)

Definition at line 739 of file image.c.

show_image_layers()

void show_image_layers	(	image	p,
		char *	name
	)

Definition at line 727 of file image.c.

show_image_normalized()

void show_image_normalized	(	image	im,
		const char *	name
	)

Definition at line 1588 of file image.c.

show_images()

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

Definition at line 1596 of file image.c.

test_resize()

void test_resize

(

char *

filename

)

Definition at line 1396 of file image.c.

three_way_max()

float three_way_max	(	float	a,
		float	b,
		float	c
	)

Definition at line 1059 of file image.c.

three_way_min()

float three_way_min	(	float	a,
		float	b,
		float	c
	)

Definition at line 1064 of file image.c.

threshold_image()

image threshold_image	(	image	im,
		float	thresh
	)

Definition at line 1228 of file image.c.

tile_images()

image tile_images	(	image	a,
		image	b,
		int	dx
	)

Definition at line 122 of file image.c.

translate_image()

void translate_image	(	image	m,
		float	s
	)

Definition at line 849 of file image.c.

translate_image_channel()

void translate_image_channel	(	image	im,
		int	c,
		float	v
	)

Definition at line 1267 of file image.c.

transpose_image()

void transpose_image

(

image

im

)

Definition at line 312 of file image.c.

yuv_to_rgb()

void yuv_to_rgb

(

image

im

)

Definition at line 1069 of file image.c.

Variable Documentation

colors

float colors[6][3] = { {1,0,1}, {0,0,1},{0,1,1},{0,1,0},{1,1,0},{1,0,0} }

Definition at line 15 of file image.c.

windows

int windows = 0

Definition at line 13 of file image.c.