AsciiCam/C/include/ascii.h
2026-05-20 17:54:48 +05:30

31 lines
786 B
C

#ifndef ASCII_H
#define ASCII_H
#include <stddef.h>
#include <stdint.h>
#define ASCII_CHARS_DEFAULT " .:-=+*#%@"
typedef struct {
int brightness;
int contrast;
int invert;
int color;
int edges;
int dither;
const char *charset;
} ascii_opts_t;
// Convert YUYV raw data to grayscale
void yuyv_to_gray(const uint8_t *yuyv, uint8_t *gray, int width, int height);
void yuyv_to_rgb(const uint8_t *yuyv, uint8_t *rgb, int width, int height);
// Output buffer sizing
size_t ascii_out_size(int dst_w, int dst_h, int color);
// grayscale to ASCII output grid
int grayscale_to_ascii(const uint8_t *gray, const uint8_t *rgb, int src_w,
int src_h, int dst_w, int dst_h, char *out,
size_t out_size, const ascii_opts_t *opts);
#endif