Barcode Reader Plugin

Overview

Barcode Reader Plugin is used to read barcode from the input images using zxing. Barcode Reader plugin is used to read the following barcode types:

  • CODE39
  • CODE93
  • CODE128
  • ITF
  • PDF417
  • QR
  • DATAMATRIX
  • CODABAR
  • EAN13

Any barcode detected on the images using barcode reader plugin then that barcode decoded value will be consider as document type name for the barcode classification in Document Assembler.

Barcode values should be document type value used in the batch class having this plugin.

Configuration

Configurable Properties

Following are the list of configurable properties for the plugin:

Configurable propertyType of valueValue optionsDescription
Barcode Valid ExtensionsString.tif; .gifThese are the valid extension of the input images file for decoding the barcode.
Barcode Max ConfidenceIntegerNAThis is max confidence to be set if the barcode is decoded on the input images.
Barcode Min ConfidenceIntegerNAThis is the min confidence to be set if the barcode is not found on the input images.
Barcode Classification SwitchString
  • ON
  • OFF
Switch is used ON/OFF the barcode reader plugin. Default ON
Barcode Reader TypeString
  • CODE39
  • CODE93
  • CODE128
  • ITF
  • PDF417
  • QR
  • DATAMATRIX
  • CODABAR
  • EAN13
These values are used to decode the barcode type using the barcode reader plugin.

This is shown in the screen shot given below:

Steps of execution

    • This plug-in works in the page process phase of the application when all the import processing on the batch has been done and it’s ready to be page processing.
    • The plug-in decodes the barcodes on the input images.
    • After all the work is done, it writes the information into batch.xml file for the barcode being decoded.

Dependency

The plugin assumes the import processing of the batch has been done properly and after this plugin will decode the barcode from the input images.

 

Troubleshooting

Following are few common error messages received due to mal-functioning of the plugin:

S no.Error messagePossible root cause
1No pages found in batch XML.Invalid Batch.xml present in Batch Instance Folder.
2No valid extensions are specified in resources.No “Barcode Valid Extensions” extensions found in the database.
3File {image name} has invalid extension.This image file is having invalid file extension for processing Barcode Reader Plugin.

 

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