img_io.h

#if !defined(AT_IMGPROC_H_INSIDE)
#error "Only <at/imgproc.h> can be included directly."
#endif
#ifndef AT_IMGIO_H
#define AT_IMGIO_H
#include <at/core.h>
AT_BEGIN_DECLS
/*=============================================================================
 MACROS (PUBLIC API)
 ============================================================================*/
#define at_array_read_image(format, array, filename, error) array = _Generic((array), \
  AtArrayU8*:at_arrayu8_read_##format)(filename,error)
#define at_array_read_png(array, filename, error) at_array_read_image(png,array,filename,error)
#define at_array_read_jpg(array, filename, error) at_array_read_image(jpg,array,filename,error)
#define at_array_read_pgm(array, filename, error) at_array_read_image(pgm,array,filename,error)
#define at_array_read_ppm(array, filename, error) at_array_read_image(ppm,array,filename,error)

#define at_array_write_image(format, array, filename, error) _Generic((array), \
  AtArrayU8*: at_arrayu8_write_##format)(array,filename,error)
#define at_array_write_png(array, filename, error) at_array_write_image(png, array, filename, error)
#define at_array_write_jpg(array, filename, error) at_array_write_image(jpg, array, filename, error)
#define at_array_write_pgm(array, filename, error) at_array_write_image(pgm, array, filename, error)
#define at_array_write_ppm(array, filename, error) at_array_write_image(ppm, array, filename, error)

/*=============================================================================
 PUBLIC API
 ============================================================================*/
AtArrayU8*
at_arrayu8_read_png(const char* filename, AtError** error);

AtArrayU8*
at_arrayu8_read_jpg(const char* filename, AtError** error);

AtArrayU8*
at_arrayu8_read_pgm(const char* filename, AtError** error);

AtArrayU8*
at_arrayu8_read_ppm(const char* filename, AtError** error);

void
at_arrayu8_write_png(AtArrayU8* image, const char *filename, AtError **error);

void
at_arrayu8_write_jpg(AtArrayU8* image, const char* filename, AtError **error);

void
at_arrayu8_write_pgm(AtArrayU8* image, const char* filename, AtError **error);

void
at_arrayu8_write_ppm(AtArrayU8* image, const char* filename, AtError **error);

AT_END_DECLS
#endif