Softek Barcode Toolkit 

Note

Within this documentation the following deffinitions apply:

• #define uint16 unsigned short
• #define uint32 unsigned int

Shell Interface

• bardecode - Reading barcodes from TIF and JPG files.
• code128draw - Creating JPG files containing Code 128 format barcodes.
• code39draw - Creating JPG files containing Code 39 format barcodes.

Perl Interface

• SoftekBarcode.pm Module

'C' Programmers API for Barcode Reading

Example Code

Methods:

• CreateBarcodeSession - Create an instance of the barcode toolkit.
• Export XMLSettings - save the current property set to an XML file.
• FreeBarcodeSession - Release an instance of the barcode toolkit.
• GetBarCodeDirection - Determine the orientation of a barcode
• GetBarCodePos - Get the page number and bounding rectangle of a barcode.
• LoadXMLSettings - Load property sets from an XML file.
• ProcessXML - Load settings and process instructions from and XML file and save the results in CSV or XML format.
• ReadBarCode - Scan a TIF or JPG file for a barcode.
• ReadBarCodeFromBitmap - Scan a bitmap held in memory for a barcode.
• SaveResults - save the results to an XML or CSV file.

Properties:

• AllowDuplicateValues - Barcodes containing the same text on the same page.
• Code25Checksum - Code 25 barcodes include checksum character.
• Code25MinLengthOccurrence - control for false positive readings for Code 25 barcodes.
• Code39Checksum - Code 39 barcodes include checksum character.
• Code39NeedStartStop - Require start and stop * characters for a Code 39 barcode.
• ColorThreshold - Contrast setting for color images.
• ConvertUPCEToEAN13 - Output UPC-E barcodes in EAN-13 format.
• Despeckle - Clean up images containing specks of black and white.
• Encoding - character encoding for barcode values.
• ErrorCorrection - Correct errors in barcodes.
• ExtendedCode39 - Read Code 39 barcodes in the extended symbol set.
• GammaCorrection - gamma correction value for color images.
• LineJump - Frequency of line sampling in an image.
• MaxLength - Maximum string length of a barcode.
• MaxRectOverlap - maximum overlap for bounding rectangles.
• MedianFilter - Apply a median filter to the image.
• MinLength - Minimum string length of a barcode.
• MinOccurrence - Minimum number of hits needed to read a barcode.
• MinSeparation - Minimum distance between similar barcodes.
• MinSpaceBarWidth - Minimum width of a space in a barcode.
• MultipleRead - Read more than one barcode.
• NoiseReduction - Clean up images containing un-wanted black marks.
• PageNo - Page number to scan in an image.
• Pattern - Regular expression to search for.
• Photometric - Photometric interpretation for a black and white bitmap.
• PrefOccurrence - Preferred number of hits for a barcode.
• QuietZoneSize - Size of quiet zone around a barcode.
• ReadCodabar - Read Codabar barcodes.
• ReadCode128 - Read Code 128 barcodes.
• ReadCode25 - Read Code 25 (interlaced) barcodes.
• ReadCode25ni - Read Code 25 (non-interlaced) barcodes.
• ReadCode39 - Read Code 39 barcodes.
• ReadEAN13 - Read EAN-13 barcodes.
• ReadEAN8 - Read EAN-8 barcodes.
• ReadMicroPDF417 - Read micro-PDF-417 barcodes.
• ReadNumeric - Only read numeric barcodes.
• ReadPatchCodes - Read Patch Codes. 
• ReadPDF417- Read PDF-417 barcodes.
• ReadShortCode128 - Read short Code 128 barcodes.
• ReadUPCA- Read UPC-A barcodes.
• ReadUPCE- Read UPC-E barcodes.
• ScanDirection - Orientation to scan for a barcode.
• ShortCode128MinLength - Minimum length for a barcode of type "SHORTCODE128".
• ShowCheckDigit - Display check digits.
• SkewLineJump - Frequency of line sampling for skewed barcodes.
• SkewTolerance - Search for barcodes at an angle to horizontal or vertical.
• TifSplitMode - Controls how a TIF file should be split.
• TifSplitPath - Split a TIF file into smaller parts based on the location of barcodes in the image.
• UseOverSampling - Another method for cleaning up 'noisy' images.
• WeightLongerBarcodes - boost the hit count for longer barcodes.