RetroArch/translation/ocr_driver.c
2018-01-25 12:22:42 -08:00

58 lines
1.2 KiB
C

#include <string/stdstring.h>
#include <libretro.h>
#include "ocr_driver.h"
#include "../configuration.h"
static const ocr_driver_t *ocr_backends[] = {
#ifdef HAVE_TESSERACT
&ocr_tesseract,
#endif
&ocr_null,
NULL
};
static const ocr_driver_t *current_ocr_backend = NULL;
static void *ocr_data = NULL;
static const ocr_driver_t *ocr_find_backend(const char* ident)
{
unsigned i;
for (i = 0; ocr_backends[i]; i++)
{
if (string_is_equal(ocr_backends[i]->ident, ident))
return ocr_backends[i];
}
return NULL;
}
bool ocr_driver_init(void)
{
settings_t *settings = config_get_ptr();
int game_char_set = RETRO_LANGUAGE_DUMMY;
current_ocr_backend = ocr_find_backend(settings->arrays.ocr_driver);
ocr_data = NULL;
/* TODO: get game language */
if (current_ocr_backend)
ocr_data = (*current_ocr_backend->init)(game_char_set);
return ocr_data != NULL;
}
void ocr_driver_free(void)
{
if (current_ocr_backend && ocr_data)
(*current_ocr_backend->free)(ocr_data);
}
char* ocr_driver_get_text(struct ocr_image_info image)
{
char* image_string = NULL;
if (current_ocr_backend && ocr_data)
image_string = (*current_ocr_backend->get_text)(ocr_data, image);
return image_string;
}