watermark pdf

In php, adding watermarks to Chinese characters requires some simple processing. one is to convert characters into gbk, and the other is to load Chinese fonts, with these two conditions, adding a Chinese watermark to the image is simple. Example 1 The code is as follows: Header ("Content-type: image/png");/* notify the browser to output the image */$ Im = imagecreate (400,300);/* define the image size */$ Gray = ImageColorAllocate ($ im, 235,235,

PHP image watermark code. Supports text and image watermarks. supports random watermark positions or fixed watermark transparency settings (image and text watermarks are supported). font and color of text watermarks, text watermarks, and image watermarks are supported. Supports random or fixed watermark positions (nine

In php, adding watermarks to Chinese characters requires some simple processing. one is to convert characters into gbk, and the other is to load Chinese fonts, with these two conditions, adding a Chinese watermark to the image is simple. Example 1Copy codeThe code is as follows: Header ("Content-type: image/png");/* notify the browser to output the image */$ Im = imagecreate (400,300);/* define the image size */$ Gray = ImageColorAllocate ($ im, 235,

As an open file format specification, PDFs are intended for anyone who wants to develop tools to create, view, or work with PDF documents. Word documents in the cross-platform use is not as convenient as PDF, and Word documents can be edited and modified, in terms of security and reliability than PDF, and often difficult to reflect the other editing software layo

A lot of netizens feedback how to encrypt PDF documents? for PDF encryption Small series recommended you use Adobe Acrobat software, you can download online! The specific encryption method is as follows: 1, open an arbitrary PDF document; 2, select the "Document" menu bar; 3, select "Document" in the "Security" column; 4, and then select "Securit

Fast PDF Converter is a very strong PDF converter software, supporting the conversion of PDF documents to Doc, XLS, ppt, pictures, txt text documents, epub E-books and other formats of the document. For PDFs, sometimes we need to copy content from a PDF or copy it. Today, download the bar to share a quick

If you need to process a foreign PDF file in your office, and the content of this PDF file is mostly in English, it is a headache. Only tools are used to translate PDF files. How can this problem be solved? PDF file TranslationWhat about it? How can I perform PDF translatio

Text: Using JavaScript to implement dynamic watermark of Web pages1. Fundamentals After the page is loaded, create a page element div from JavaScript and create a text node in the DIV element to display the watermark content Set the DIV element style, set its zindex to a higher value, and set the transparency to achieve the watermark effect floating

Basic operations Create a workbook, generate a worksheet thumbnail, add a PDF bookmark, add an image, hyperlink, set a worksheet tag, color, create a pivot chart, and pivot table, and set the superscript and subscript effects. Set a worksheet background image, set cell attributes, line breaks, and Text wrap settings. notes about formulas insert/delete rows in an Excel worksheet first and then fill data in columns to generate an Excel worksheet Conve

People often need to make a variety of beautiful PDF files, and everyone knows that PDF files are difficult to edit, so you usually edit the content in Word, and then use some tools to convert Word to PDF, but how to convert Word to PDF? Here we take a quick PDF converter as

can achieve this requirement, using this DLL, write a simple C # program can be generated in batches of PDF, and the effect is quite perfect, the drawback is that the generated PDF has someone else's watermark. (2) Multiple PDFs merged and generated bookmarks Multiple PDFs merging and creating bookmarks can be easily done with itext, the merge is in a certain

, but the commercial version is quite expensive. The simplified version library of the PDFLib library is only distributed as the original version. this restriction occurs when you try to install the simplified version in a hosted environment. Another option is the free PDF library (FPDF), which is a local PHP and does not require any compilation. it is completely free of charge. therefore, you will not see the wat