改变PDF的背景颜色 [英] Change background color of pdf

问题描述

有没有办法来改变扫描的PDF文件的背景颜色？ 我的PDF展示一些黑线，我试图将其删除。

Is there a way to change the background color of a scanned PDF file? My PDF show a few black lines, and I am trying to remove them.

推荐答案

您也许可以很容易地将其与PDF编辑器修改。有一些开源的在那里，看看这个页面<一个href="http://www.cogniview.com/convert-pdf-to-excel/post/pdf-editing-creation-50-open-sourcefree-alternatives-to-adobe-acrobat/" rel="nofollow">http://www.cogniview.com/convert-pdf-to-excel/post/pdf-editing-creation-50-open-sourcefree-alternatives-to-adobe-acrobat/

You could probably easily change it with a PDF Editor. There are a few open source ones out there, check out this page http://www.cogniview.com/convert-pdf-to-excel/post/pdf-editing-creation-50-open-sourcefree-alternatives-to-adobe-acrobat/

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