xpdf | 易学教程

不花钱搞定PDF编辑难题

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PDF格式是专为显示而设计的格式，并不容易被编辑，市面上并没有一款可以真正免费使用的PDF编辑器。不花钱搞定PDF编辑难题的办法： 1.免费使用PDF编辑器+去水印：免费版的PDF编辑器不是会加水印吗，我们把水印去掉就行了~ 😎 2.把PDF转换成Word文件再编辑：PDF不容易编辑，我们就把PDF转成好编辑的Word 3.免费的在线PDF编辑器（可以编辑文字）：免费版限制200页，50M以下，每小时免费三次以下是实际操作方法： 1. PDF-XChange Editor+超级PDF去水印 PDF-XChange Editor是国外非常著名的PDF编辑器，体验非常好，力荐，有能力的同学可以购买。可惜的是免费版使用高级功能会加水印（只修改文字不会加）。不过好在有“超级PDF”这样的免费工具，可以把这些水印去掉。这样我们就可以愉快地褥羊毛啦~~ 用PDF-XChange Editor编辑可以看到保存的文件是有水印的 PDF-XChange Editor下载地址：国外： https://pdf-xchange-editor.en.softonic.com/ 国内： https://www.crsky.com/soft/89459.html 官网： https://www.tracker-software.com/product/pdf-xchange-editor

用于将PDF转换为文本的Python模块[关闭]

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哪些是将PDF文件转换为文本的最佳Python模块？ #1楼该 PDFMiner 包已经改变，因为 codeape 公布。编辑（再次）： PDFMiner已在版本 20100213 再次更新您可以使用以下内容检查已安装的版本： >>> import pdfminer >>> pdfminer.__version__ '20100213' 这是更新版本（包含我更改/添加内容的评论）： def pdf_to_csv(filename): from cStringIO import StringIO #<-- added so you can copy/paste this to try it from pdfminer.converter import LTTextItem, TextConverter from pdfminer.pdfparser import PDFDocument, PDFParser from pdfminer.pdfinterp import PDFResourceManager, PDFPageInterpreter class CsvConverter(TextConverter): def __init__(self, *args, **kwargs): TextConverter.__init__(self, *args, **kwargs)

Convert PDF to HTML in PHP similar to DocuSign

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问题 we are developing a website that needs to convert PDF files into HTML because some of the PDF has a form (not necessarily fillable PDF, these PDFs are printed to be filled up). So we want it to be filled up through our website instead of printing the files and filled up by pen. We are going paperless. DocuSign provides these wherein you can upload PDF, then you can customized it to have textboxes, checkbox. So we're kinda using DocuSign as a reference but still haven't figured out how they

how to extract texts from PDFs using xpdf?

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问题 I have many PDFs in a folder. I want to extract the text from these PDFs using xpdf. For example : example1.pdf extract to example1.txt example2.pdf extract to example2.txt etc.. here is my code : <?php $path = 'C:/AppServ/www/pdfs/'; $dir = opendir($path); $f = readdir($dir); while ($f = readdir($dir)) { if (eregi("\.pdf",$f)){ $content = shell_exec('C:/AppServ/www/pdfs/pdftotext '.$f.' '); $read = strtok ($f,"."); $testfile = "$read.txt"; $file = fopen($testfile,"r"); if (filesize($testfile

Extract TOC of PDF?

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问题 I am extracting a pdf into images / swf and text with the help of SWFTools and XPDF.. I am running these in a PDF script. But now I am trying to go one step further and try to get the TOC from the PDF is it possible to extract this information? 回答1: I found this with a little bit of searching. It looks rather promising. PDFMiner: http://www.unixuser.org/~euske/python/pdfminer/index.html Note: The tool is Python based, but you should be able to use the tool via shell access. Alternatively, you

How can I check if PDF page is image(scanned) by PDFBOX, XPDF

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问题 PDFBox problem on extract images. Hi, how I can check if pdf page is image and to extract that by PDFBOX library, there is a method to get images but if PDF Page is a Image it is not getting. could some one help me to solve this problem. Xpdf problem on extract images. I try to extract images by another library xpdf it do strange flip on the page if it is a image. If pdf contain an small image as object image it give me ok, if page is scanned he us doing flip. I want to extract the all Images

推荐的将PDF嵌入HTML的方法？

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【推荐】2019 Java 开发者跳槽指南.pdf(吐血整理) >>> 将PDF嵌入HTML的推荐方法是什么？ iFrame？宾语？嵌入？ Adobe对此有何评价？就我而言，PDF是即时生成的，因此在刷新之前无法将其上传到第三方解决方案。 #1楼看看这段代码-将PDF嵌入HTML  <object data="YourFile.pdf" type="application/x-pdf" title="SamplePdf" width="500" height="720"> <a href="YourFile.pdf">shree</a> </object> #2楼同时使用 <object> 和 <embed> 将使您具有更广泛的浏览器兼容性。 <object data="http://yoursite.com/the.pdf" type="application/pdf" width="750px" height="750px"> <embed src="http://yoursite.com/the.pdf" type="application/pdf"> <p>This browser does not support PDFs. Please download the PDF to view it: <a href=

How to execute xpdf (pdftotext.exe) on shared drive?

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问题 im trying to parse pdf to text via PHP and XPDF (pdftotext.exe). On my localhost everythings works well, but when im trying to move everything on server, im getting into troubles. First of all i checked some settings on server and safe_mode is off , exec is not disabled and permissions are rwxrwxrwx . Then im trying this $command = "\\\\149.223.22.11\\cae\\04_Knowledge-base\\tools\\pdftotext.exe -enc UTF-8 ". $fileName . " \\\\149.223.22.11\\cae\\04_Knowledge-base\\output.txt"; $result = exec

Can pdfbox extract vector images?

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问题 As per my understanding, 1. .eps format images are vector images. 2. When we draw something in word (like a flowchart) that is stored as a vector image. I am almost sure about the first, not sure about the second. Please correct me if I am wrong. Assuming this two things, when a latex file (where .eps images are inserted) or a word file (that contains vector images) is converted into pdf, do the images get converted into raster images? Also, I think PDFBox / xpdf can only extract raster

Editing PDF with XPDF (or with something else)

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问题 I would like to ask if it is possible to edit PDF files using the xpdf library and if yes how? I guess this is possible but i could not find any tutorial nor documentation for xpdf so i have realy no idea :( . I'm also open for using another library if any other has support for pdf editing. My only requirement for such library is that it has to be a C++ library or at least a C one and has to be cross-platform (Windows and Linux) I Only need basic editing of a pdf file for example: "this is a