A font-embedding/replacement system to allow fonts to travel with the documents. The PDF combines three technologies: A subset of the PostScript page description programming language for generating the layout and graphics. Most image capture devices (such as digital cameras) that output JPG creates files in the Exif format, the camera industry standardized for metadata interchange. Image files that employ JPG compression are commonly called 'JPG files' and are stored in variants of the JIF image format. Each PDF file encapsulates a complete description of a fixed-layout flat document, including the text, fonts, graphics, and other information needed to display it. The Portable Document Format (PDF) is a file format used to present documents independent of application software, hardware, and operating systems. JPG typically achieves 10:1 compression with little perceptible loss in image quality. The degree of compression can be adjusted, allowing a selectable tradeoff between storage size and image quality. JPG is a commonly used method of lossy compression for digital images, particularly those produced by digital photography. Application/pdf, application/x-pdf, application/x-bzpdf, application/x-gzpdf

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