darknet/src/image.h

#ifndef IMAGE_H
#define IMAGE_H


#include "opencv2/highgui/highgui_c.h"
#include "opencv2/imgproc/imgproc_c.h"
typedef struct {
    int h;
    int w;
    int c;
    float *data;
} image;

float get_color(int c, int x, int max);
void flip_image(image a);
void draw_box(image a, int x1, int y1, int x2, int y2, float r, float g, float b);
image image_distance(image a, image b);
void scale_image(image m, float s);
image crop_image(image im, int dx, int dy, int w, int h);
image resize_image(image im, int w, int h);
void translate_image(image m, float s);
void normalize_image(image p);
void rotate_image(image m);
void embed_image(image source, image dest, int dx, int dy);

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 show_image(image p, char *name);
void save_image(image p, char *name);
void show_images(image *ims, int n, char *window);
void show_image_layers(image p, char *name);
void show_image_collapsed(image p, char *name);

void print_image(image m);

image make_image(int w, int h, int c);
image make_empty_image(int w, int h, int c);
image float_to_image(int w, int h, int c, float *data);
image copy_image(image p);
image load_image(char *filename, int w, int h);
image load_image_color(char *filename, int w, int h);

image ipl_to_image(IplImage* src);

float get_pixel(image m, int x, int y, int c);
float get_pixel_extend(image m, int x, int y, int c);
void set_pixel(image m, int x, int y, int c, float val);

image get_image_layer(image m, int l);

void free_image(image m);
void test_resize(char *filename);
#endif