Read PDF417 Barcodes with Python via Java

Read PDF417 barcode in Python using server-side Aspose.BarCode for Python via Java API

How to Read PDF417 barcode Using Python via Java

To scan and decode PDF417 barcode, install Aspose.BarCode for Python via Java API, a versatile, powerful, and easy-to-use barcode library for Python-based applications. Get the latest version directly from the Aspose releases portal or install ‘aspose-barcode’ from pip by running the following command:

Command  pip install aspose-barcode 

Steps for Scanning PDF417 barcode in Python

Aspose.BarCode allows developers to read PDF417 barcode barcodes from stream or image with few lines of code

Create an object of Aspose.BarCode.BarCodeReader class
Define the source file path containing PDF417 barcode as a parameter
Determine the required barcodes types in DecodeType as the second parameter
Loop through the decoding outcomes
Get the barcode text using the CodeText property

System Requirements

Aspose APIs are supported on all major platforms and operating systems. Before executing the code sample below, please make sure that your system comply with the following requirements.

Microsoft Windows, Linux, or any OS compatible with Python-based developement environments
Java 8 or above
Python 3.6 or above
PHP/Java Bridge installed
FastCGI and Tomcat Server 8.0 or above

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Code to be executed - Python

    
import os
import base64
from asposebarcode import Recognition

class BarcodeReaderExamples():
    def readBarcodeImage(self):
        image_data_base64 = ta.load_image_base64_from_path("<file name>")
        reader = Recognition.BarcodeReader(image_data_base64, None, Recognition.DecodeType.Pdf417)
        recognized_results = reader.readBarCodes()
        for x in recognized_results:
            print(x.getCodeText())
            print(x.getCodeTypeName())

    def load_image_base64_from_path(filePath):
        try:
            image_file = open(filePath, "rb")
            image_data_binary = image_file.read()
            return (base64.b64encode(image_data_binary)).decode('ascii')
        except Exception as ex:
            print('Failed to save image\\n ' + str(ex))
        
barcodeReaderExamples = BarcodeReaderExamples()
barcodeReaderExamples.readBarcodeImage()