static void ewin_cb_export_clicked(GtkWidget *widget, gpointer data)
{
struct fp_img *scan = NULL;
int finger = GPOINTER_TO_INT(data);
int r;
char path[2048];
sprintf(path,"captured_%d.pgm",finger);
if (!fp_dev_supports_imaging(fpdev)) {
fprintf(stderr, "this device does not have imaging capabilities.\n");
return;
}
r = fp_dev_img_capture(fpdev,0,&scan);
if (r != 0) {
fprintf(stderr,"Image Capture Failed: %d\n",r);
fp_img_free(scan);
return;
}
fp_img_standardize(scan);
r = fp_img_save_to_file(scan,path);
fp_img_free(scan);
if (r != 0) {
fprintf(stderr,"Image Save Failed: %d\n",r);
}
return;
}
int main(){
//initialize
if (fp_init()){
printf("libfprint patladi!\n");
exit(1); //failure
}
//dev discovery
struct fp_dscv_dev** ddevicelist;
struct fp_dscv_dev* ddevice;
if (!(ddevicelist = fp_discover_devs())){ //listeyi al
printf("Device discovery calismadi!\n");
exit(1); //failure
}
if(!(ddevice = ddevicelist[0])){ //bos? TODO: 2 alet varsa nolacak?
printf("Alet nerde?\n");
exit(1); //failure
}
print_driver_info(ddevice);
//open dev
struct fp_dev* device;
if(!(device = fp_dev_open(ddevice))){
printf("Okuyucu baslamadi!\n");
exit(1); //failure
}
//get image
fp_img_save_to_file(get_image(device), "./parmak.pgm"); //TODO: nasi freelenir lan bu?
//cleanup
fp_dev_close(device);
fp_exit();
return 0;
}
int verify(struct fp_dev *dev, struct fp_print_data *data)
{
int r;
do {
struct fp_img *img = NULL;
sleep(1);
printf("\nScan your finger now.\n");
r = fp_verify_finger_img(dev, data, &img);
if (img) {
fp_img_save_to_file(img, "verify.pgm");
printf("Wrote scanned image to verify.pgm\n");
fp_img_free(img);
}
if (r < 0) {
printf("verification failed\n");
return r;
}
} while (1);
}
int verify(struct fp_dev *dev, struct fp_print_data *data)
{
do {
struct fp_img *img = NULL;
sleep(1);
printf("\nScan your finger now.\n");
int r = fp_verify_finger_img(dev, data, &img);
if (img) {
fp_img_save_to_file(img, "verify.pgm");
printf("Wrote scanned image to verify.pgm\n");
fp_img_free(img);
}
if (r < 0) {
printf("verification failed with error %d :(\n", r);
return r;
}
switch (r) {
case FP_VERIFY_NO_MATCH:
printf("NO MATCH!\n");
return 0;
case FP_VERIFY_MATCH:
printf("MATCH!\n");
return 0;
case FP_VERIFY_RETRY:
printf("Scan didn't quite work. Please try again.\n");
break;
case FP_VERIFY_RETRY_TOO_SHORT:
printf("Swipe was too short, please try again.\n");
break;
case FP_VERIFY_RETRY_CENTER_FINGER:
printf("Please center your finger on the sensor and try again.\n");
break;
case FP_VERIFY_RETRY_REMOVE_FINGER:
printf("Please remove finger from the sensor and try again.\n");
break;
}
} while (1);
}
struct fp_print_data *
enroll (struct fp_dev *dev)
{
struct fp_print_data *enrolled_print = NULL;
int r;
printf ("You will need to successfully scan your finger %d times to "
"complete the process.\n", fp_dev_get_nr_enroll_stages (dev));
do
{
struct fp_img *img = NULL;
sleep (1);
printf ("\nScan your finger now.\n");
r = fp_enroll_finger_img (dev, &enrolled_print, &img);
if (img)
{
fp_img_save_to_file (img, "enrolled.pgm");
printf ("Wrote scanned image to enrolled.pgm\n");
fp_img_free (img);
}
if (r < 0)
{
printf ("Enroll failed with error %d\n", r);
return NULL;
}
switch (r)
{
case FP_ENROLL_COMPLETE:
printf ("Enroll complete!\n");
break;
case FP_ENROLL_FAIL:
printf ("Enroll failed, something wen't wrong :(\n");
return NULL;
case FP_ENROLL_PASS:
printf ("Enroll stage passed. Yay!\n");
break;
case FP_ENROLL_RETRY:
printf ("Didn't quite catch that. Please try again.\n");
break;
case FP_ENROLL_RETRY_TOO_SHORT:
printf ("Your swipe was too short, please try again.\n");
break;
case FP_ENROLL_RETRY_CENTER_FINGER:
printf ("Didn't catch that, please center your finger on the "
"sensor and try again.\n");
break;
case FP_ENROLL_RETRY_REMOVE_FINGER:
printf ("Scan failed, please remove your finger and then try "
"again.\n");
break;
}
}
while (r != FP_ENROLL_COMPLETE);
if (!enrolled_print)
{
fprintf (stderr, "Enroll complete but no print?\n");
return NULL;
}
printf ("Enrollment completed!\n\n");
return enrolled_print;
}
/**Helper: Write an image to a file*/
int image_writefile(struct fp_img* image, char* filename){
return fp_img_save_to_file(image, filename); // 0 on sucess
}