In a PDF417 barcode where number of columns are fixed, how would I calculate the number of rows required for some text?
在一个PDF417条码的列数是固定的，我怎么会计算某些文本所需的行数？
The key point of the paper's work is the design and implementing of PDF417 barcode 'processing and decoding with high speed.
论文工作的重点是对PDF417条码处理算法的设计和应用，以及快速解码的实现。
In this paper PDF417 barcode standard and codec are deeply researched, based on which decoding terminal's hardware platform whose core is DSP and software architecture are expounded in detail.
论文在深入研究了PDF417条码的标准和编解码算法的基础上，详细阐述了解码终端以dsp为核心的硬件平台和软件架构。
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