Exploring PDF417 Variants

pdf417decoder is a pure Python library for decoding PDF417 barcodes. Reader is capable of Error Detection and Correction according to the standards for PDF417 which you can read about here ISO/IEC 15438:2006 or download an older version of the PDF this we

Aspose PDF417 条形码阅读器是一款免费的在线应用程序，可以从图像或手机的相机中读取条形码。 它能够在图像上找到并读取多个条形码。 我们复杂的算法允许您读取损坏的条形码。 PDF417 条形码阅读器支持许多不同的输入格式（PNG、JPEG、TIFF、BMP、GIF、SVG、EMF）。 Aspose.BarCode 提供的這款免費應用. 另請查看我們的 雲 API. 确切大小对于条形码符号很重要吗？ 对于某些类型的条形码来说，这很重要。 对于 ITF-14，尺寸必须为 142.75 毫米宽和 32

Enjoy real-time camera view scanning or decode barcodes on pictures in seconds – just point your camera at the PDF417 barcode or import an image file to instantly access the data encoded.

PDF417 uses Reed-Solomon error correction instead of check digits. This error correction allows the symbol to endure some damage without causing a loss of data. AIM standards recommend a minimum error correction level of 2.

PDF417 barcodes are a type of stacked, variable length, bidirectional 2D barcode. It is one of the most widely used 2D barcodes, most commonly found in logistics, transportation (boarding passes), government identification (driver licenses and identificat

PDF417是台灣赴美王寅君（Wang, Ynjiun P.）博士於1992年底在 美國符號科技公司 （Symbol Technologies, Inc.）發明。 現收錄入ISO 15438國際標準。