ImageGear for C and C++ on Windows v19.10 - Updated
IG_REC_zones_save
API Reference Guide > Recognition Component API Reference > Recognition Component Functions Reference > Zone Support Functions > IG_REC_zones_save

Saves the current zone list of the hImage image into a zone file.

Declaration:

 
Copy Code
AT_ERRCOUNT ACCUAPI IG_REC_zones_save(
   HIG_REC_IMAGE hImage,
   const LPSTR lpFileName
);

Arguments:

Name Type Description
hImage HIG_REC_IMAGE Handle of the image.
lpFileName const LPSTR Name of the zone file to be created.

Return Value:

Returns the number of ImageGear errors that occurred during this function call.

Supported Raster Image Formats:

See IG_REC_image_import.

Example:

 
Copy Code
AT_ERRCOUNT ErrCount = 0;
HIGEAR higImage = 0;
HIG_REC_IMAGE higRecImage = 0;

ErrCount = IG_load_file("Image.tif", &higImage); 
ErrCount = IG_REC_image_import(higImage, &higRecImage);
ErrCount = IG_REC_zones_locate(higRecImage, NULL);

//...

ErrCount = IG_REC_zones_save(higRecImage, "zones_file.zf");

//...

ErrCount = IG_REC_image_delete(higRecImage);
ErrCount = IG_image_delete(higImage);

Remarks:

  1. This function overwrites a pre-existing zone file with the same name.
  2. The zone coordinates are saved in the zone file in twips (1/1440 inches).

See Also

HIG_REC_IMAGE