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For example, graphically simple images (i.e. images with large continuous regions like line art or animation sequences) may be losslessly compressed into a GIF or PNG format and result in a smaller file size than a lossy JPEG format. For example, a 640 × 480 pixel image with 24-bit color would occupy almost a megabyte of space: 640 × 480 × ...
The size of a carte de visite is 54 mm (2.125 in) × 89 mm (3.5 in) (approximately the size of a business card), mounted on a card sized 64 mm (2.5 in) × 100 mm (4 in). The reverse was generally printed with the logo of the photographer or the photography studio from which it came, as both protection of copyright and advertising, and sometimes ...
Business card size CD. Various technological advances made Compact Disc "business cards" possible, which could hold about 35 to 100 MB of data. These business card CDs may be square, round or oblong but are approximately the same size as a conventional business card. CD business cards are designed to fit within the 80 mm tray of a computer's CD ...
Visiting card of Johann van Beethoven, brother of Ludwig van Beethoven. A visiting card, also called a calling card, was a small, decorative card that was carried by individuals to present themselves to others. It was a common practice in the 18th and 19th century, particularly among the upper classes, to leave a visiting card when calling on ...
The size of each square pixel, known as the resolution or support, is constant across the grid. Raster or gridded data may be the result of a gridding procedure. A single numeric value is then stored for each pixel. For most images, this value is a visible color, but other measurements are possible, even numeric codes for qualitative categories.
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 December 2024. Computer graphics images defined by points, lines and curves This article is about computer illustration. For other uses, see Vector graphics (disambiguation). Example showing comparison of vector graphics and raster graphics upon magnification Vector graphics are a form of computer ...
For example, most image files store information about image format, size, resolution and color space, and optionally authoring information such as who made the image, when and where it was made, what camera model and photographic settings were used , and so on. Such metadata may be used by software reading or interpreting the file during the ...
The JPEG File Interchange Format (JFIF) is an image file format standard published as ITU-T Recommendation T.871 and ISO/IEC 10918-5. It defines supplementary specifications for the container format that contains the image data encoded with the JPEG algorithm.