Robust digital watermark method based on PDF417 two-dimension code
A digital watermark method based on the bar-block-margin characteristics of PDF417 two-dimension code was presented.The proposed method prejudges the watermark information to choose the suitable embedding positions.According to the watermark,the information of the original PDF417 image was modified...
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Format: | Article |
Language: | English |
Published: |
POSTS&TELECOM PRESS Co., LTD
2016-09-01
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Series: | 网络与信息安全学报 |
Subjects: | |
Online Access: | http://www.infocomm-journal.com/cjnis/CN/10.11959/j.issn.2096-109x.2016.00095 |