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Document imaging is an information technology category for systems capable of replicating documents commonly used in business. Document imaging systems can take many forms including microfilm, on demand printers, facsimile machines, copiers, multifunction printers, document scanners, computer output microfilm (COM) and archive writers.
PDF's emphasis on preserving the visual appearance of documents across different software and hardware platforms poses challenges to the conversion of PDF documents to other file formats and the targeted extraction of information, such as text, images, tables, bibliographic information, and document metadata. Numerous tools and source code ...
PDF import via software, or extensions. Apache PDFBox: Apache License 2.0: Yes Yes Unix Yes Converts PDF to other file format (text, images, html). Collabora Online: MPLv2.0: Yes Yes Yes Android, iOS, iPadOS, ChromeOS and Online Yes Yes Import from PDF, export as PDF including PDF/A. Foxit Software: Proprietary: Yes Yes Yes Android, iOS, iPadOS ...
An important development in digital image compression technology was the discrete cosine transform (DCT). [16] DCT compression is used in JPEG, which was introduced by the Joint Photographic Experts Group in 1992. [17] JPEG compresses images down to much smaller file sizes, and has become the most widely used image file format on the Internet. [18]
Examples of these range from multiple forms of content on websites, like photo galleries with both images (pictures) and titles (text) user-updated, to simulations whose coefficients, events, illustrations, animations, or videos are modifiable, allowing the multimedia "experience" to be altered without reprogramming.
Don't re-upload the image—just edit the image description page and add the licensing information! Also, the wiki software can change the display size of the images, so you do not need to re-upload a smaller version of the same image to use a smaller version in an article. See Wikipedia:Extended image syntax. There, you can learn how to use ...
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A more recent tool in digital image editing software is the image slicer. Parts of images for graphical user interfaces or web pages are easily sliced, labeled and saved separately from whole images so the parts can be handled individually by the display medium.