cimg2num.h

Go to the documentation of this file.

 
#ifndef CIMG2NUM_H
#define CIMG2NUM_H
 
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct img2num_ImageToSvgConfig {
    struct BilateralFilterConfig {
        double sigma_spatial;
        double sigma_range;
    } bilateral_filter;
 
    struct KMeansConfig {
        int32_t k;
        int32_t max_iter;
    } kmeans;
 
    int min_cluster_area;
    int min_thickness;
 
    uint8_t color_space;
} img2num_ImageToSvgConfig;
 
img2num_ImageToSvgConfig img2num_ImageToSvgConfig_default(void);
 
void img2num_gaussian_blur_fft(uint8_t* image, size_t width, size_t height, double sigma);
 
void img2num_invert_image(uint8_t* ptr, int width, int height);
 
void img2num_threshold_image(
    uint8_t* ptr, const int width, const int height, const int num_thresholds
);
 
void img2num_black_threshold_image(
    uint8_t* ptr, const int width, const int height, const int num_thresholds
);
 
void img2num_kmeans(
    const uint8_t* data, uint8_t* out_data, int32_t* out_labels, const int32_t width,
    const int32_t height, const int32_t k, const int32_t max_iter, const uint8_t color_space
);
 
void img2num_bilateral_filter(
    uint8_t* image, size_t width, size_t height, double sigma_spatial, double sigma_range,
    uint8_t color_space
);
 
char* img2num_labels_to_svg(
    const uint8_t* data, const int32_t* labels, const int width, const int height,
    const int min_area, const int min_thickness
);
 
char* img2num_image_to_svg(
    const uint8_t* data, const int width, const int height, const img2num_ImageToSvgConfig* config
);
#ifdef __cplusplus
}
#endif
 
#endif // CIMG2NUM_H