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Kod PDF417 może zawierać od 3 do 90 rzędów danych, ułożonych w formie stosu. Kod ten posiada strefę ciszy z każdej strony, która służy do oznaczenia granic symbolu i umożliwia czytnikom łatwe zidentyfikowanie początku i końca kodu.
3 dni temu · Using PDF417 code can encode any data: • 2710 numeric characters, • 1850 alphanumeric characters, • 1108 eight-bit binary data. The size of PDF417 code is determined by count of informations and count of correction codes. The smallest PDF417 Code symbol is 90x3 modules and the largest is 583x90 modules.
Kod dwuwymiarowy PDF 417 (Portable Data File), to kod kreskowy zapewniający dużą gęstość zapisu danych. Wydrukowany kod zawiera kilka wierszy zakodowanej liniowo informacji.
Aspose PDF417 Barcode Reader là một ứng dụng trực tuyến miễn phí để đọc mã vạch từ hình ảnh hoặc máy ảnh của điện thoại di động của bạn. Nó có thể xác định vị trí và đọc nhiều mã vạch trên hình ảnh.
Free PDF417 Generator: This free online barcode generator creates all 1D and 2D barcodes. Download the generated barcode as bitmap or vector image.
Easy-to-use free online web barcode reader to read PDF 417 code from different input formats (jpeg, tiff, tif, png, bmp, gif, jpg, svg, webp, eps, emf) or use your mobile phone's camera to take photo.
PDF417 is a two-dimensional, variable-length stacked symbology that was developed in 1992 to encode large amounts of data in a small area. Its name derives from its format: a portable data file (PDF) that carries four bar elements and four space elements arranged in a 17-module codeword.
