受损PDF文件的修复技术在内容安全领域有非常重要的意义。在分析PDF文件结构的基础上,提出了一套实现受损PDF的文本内容和文件信息修复的方案,并介绍了该技术的应用前景和效果。
The recovery technology of cracked PDF files is of momentous significance in the field of content security Based on PDF file structure analysis,this article gives a proposal on how to recover the text content and file information, and introduces the application and effect of this proposal.