详细描述了二维条形码ＰＤＦ４１７的编码与解码的原理和流程-A detailed descr iption of the PDF417 two-dimensional bar code encoding and decoding of the principles and processes

PDF417编码及解码，朋友给的一个，比较简陋，不过适合初学者学习。-About PDF417 Coding and Decoding I was given to me by other people, need friends can look at

Apache 授权工业级商业级的QR二维码解码sdk Supported 1D Barcodes EAN8 EAN13 CODE39 CODE93 CODE128 UPC_A APC_E INTERLEAVED_2_OF_5 Supported 2D Barcodes AZTEC DATA_MATRIX QR CODE MAXICODE PDF417-Supported 1D Barcodes