Digital Imaging Primer by Alan Parkin (auth.)

By Alan Parkin (auth.)

Digital Imaging targets somebody with an curiosity in electronic imaging, specialist or inner most, who makes use of even fairly modest apparatus equivalent to a computer, camera and scanner, a pics editor comparable to PAINT, and an inkjet printer. Uniquely, it's meant to fill the distance among the hugely technical texts for teachers (with entry to pricey equipment), and the superficial introductions for amateurs. The four-part remedy spans concept, expertise, courses and perform. idea covers integer mathematics, additive and subtractive colour, greyscales, computational geometry, and a brand new presentation of discrete Fourier research; know-how considers bitmap dossier buildings, scanners, electronic cameras, photograph editors, and inkjet printers; courses develops a number of processing instruments to be used along side a typical Paint pix editor and supplementary processing instruments; perform discusses 1-bit, greyscale, 4-bit, 8-bit, and 24-bit photographs for the perform part. suitable QBASIC code is equipped an accompanying CD and algorithms are indexed within the appendix. Readers can reach a degree of realizing and the sensible insights to acquire optimum use and delight from even the main uncomplicated digital-imaging equipment.

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From 1987, serial removable read/write optical compact disk (CD-RW). • From 1998, universal serial bus (USB) removable flash drive. • From 2000, secure digital (SD) removable flash card.

A serial access memory requires the medium to be read in sequence from beginning to end; while a random access memory (RAM) can access any part of the medium. A fixed memory is built-in to a computer; while a removable memory can be removed from a computer for security or for transfer elsewhere. Various media have been used: • Very early computers, serial removable punched cards or paper tape. • From 1951, serial removable magnetic tape. • From 1955, serial fixed magnetic hard disk (and more recently removable hard disk).

Magnetic floppy disk. • From 1980s, serial removable read-only optical compact disk (CD-R). • From 1987, serial removable read/write optical compact disk (CD-RW). • From 1998, universal serial bus (USB) removable flash drive. • From 2000, secure digital (SD) removable flash card.

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