Wikipedia:Graphics Lab Resources PDF conversion to SVG - Wikipedia Before learning how to convert PDF images to SVG images it may be useful to learn how to extract images from PDF documents and create PNG, GIF, and JPG images By using Adobe Reader many images in PDF documents can be right-clicked, copied, and then pasted into any image editor
pdfimages - Wikipedia pdfimages is an open-source command-line utility for lossless extraction of images from PDF files, including JPEG2000 and JBIG2 format when used with option -all [1] It is freely available as part of poppler -utils and xpdf -utils, and included in many Linux distributions pdfimages originates from the xpdf package (but now part of poppler-utils) [citation needed] The Poppler software
Xpdf - Wikipedia Xpdf includes several programs that don't need an X Window System, including some that extract images from PDF files or convert PDF to PostScript or text These programs run on DOS, Windows, Linux and Unix
PDF Split and Merge - Wikipedia PDFsam Basic or PDF Split and Merge is a free and open-source cross-platform desktop application to split, merge, extract pages, rotate and mix PDF documents PDFsam uses a freemium model and encourages buying the full version with popups
Optical character recognition - Wikipedia Optical character recognition or optical character reader (OCR) is the electronic or mechanical conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene photo (for example the text on signs and billboards in a landscape photo) or from subtitle text
PDF - Wikipedia Portable Document Format (PDF), standardized as ISO 32000, is a file format developed by Adobe in 1992 to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems [2][3] Based on the PostScript language, each PDF file encapsulates a complete description of a fixed-layout flat document, including the text, fonts
Information extraction - Wikipedia Information extraction (IE) is the task of automatically extracting structured information from unstructured and or semi-structured machine-readable documents and other electronically represented sources Typically, this involves processing human language texts by means of natural language processing (NLP) [1] Recent activities in multimedia document processing like automatic annotation and
PDF24 Creator - Wikipedia After printing a document on the PDF printer, a wizard opens automatically, where the created PDF file can be edited or further worked on The PDF24 Creator is also able to merge multiple documents to one PDF file and to extract pages Compressing PDF files to shrink the file size is also possible
Wikipedia:Uploading images - Wikipedia A PDF document that introduces newcomers to Wikimedia Commons and how they can contribute to it To upload an image, use the Wikipedia:File upload wizard When uploading an image, you have to: make sure the image is published under a free copyright license clearly label the origin and the copyright license of the image Before uploading images, read the image use policy Most images on the