Digitalizacija slikovnih podataka

Vučković, Vesna Digitalizacija slikovnih podataka. Pregled Nacionalnog centra za digitalizaciju, 2003, n. 2, pp. 8-16. [Journal article (Paginated)]

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English abstract

The main graphic file format are described (GIF, PCX, TIFF, BMP, PNG, JPG).

Serbian abstract

Da bi se slika predstavila na računaru, mora se digitalizovati - predstaviti u obliku matrice piksela. Pri tome se, u skladu sa sadržajem i namenom slike, odlučujemo koliko informacija slika treba da sadrži. Odluku o grafičkom formatu slike donosimo vodeći računa o tehnikama kompresije koje grafički format podržava. Za editovanje slika bolji su formati koji podatke ne komprimuju uopšte ili ih komprimuju bez gubitaka (PCX, TIFF, BMP, PNG-24); za prikaz slika na Webu, koriste se formati koji koriste algoritme sa visokim stepenom kompresije (GIF, JPEG, PNG). Važne osobine formata slika na Webu su i progresivni prikaz i transparentnost.

Item type: Journal article (Paginated)
Keywords: digitalizacija, bitmapirana grafika, dubina piksela, formati grafičkih fajlova, kompresija, transparentnost, progresivni prikaz, PCX, TIFF, BMP, DIB, GIF, JPEG, PNG, digitization, bitmap graphics, graphic file format, compression, image transparency, GIF, PCX, TIFF, BMP, PNG, JPG
Subjects: J. Technical services in libraries, archives, museum. > JG. Digitization.
Depositing user: Biljana Kosanovic
Date deposited: 03 Jun 2005
Last modified: 02 Oct 2014 12:01
URI: http://hdl.handle.net/10760/6374

References

Graphics/fileformats FAQ (James D. Murray): http://www.faqs.org/faqs/graphics/fileformats-faq/

comp.graphics.algorithms Frequently Asked Questions: http://www.faqs.org/faqs/graphics/algorithms-faq/

Optimizing Web Graphics (Andrew B. King): http://www.webreference.com/dev/graphics/

The Graphics File Formats Page: 2D Bitmap Specifications: http://www.dcs.ed.ac.uk/home/mxr/gfx/2d-hi.html

BMP - MS-Windows bitmap format http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/BMP.txt

GIF87a Specification: http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/GIF87a.txt

GIF89a Specification: http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/GIF89a.txt

GIF Compression - LZW and GIF explained (Steve Blackstock): http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/GIFcomp.txt

JPEG FAQ: http://www.faqs.org/faqs/jpeg-faq/

JPEG File Interchange Format (JFIF): http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/JPEG.txt

PCX Specification: http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/PCX.txt

Portable Network Graphics (PNG): http://www.libpng.org/pub/png/

Tiff Revision 4 Info: Tag Image File Format Rev 4.0: http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/TIFF-4.txt

Tiff Revision 5 Info: http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/TIFF-5.txt

Tiff Revision 6 Spec.: http://www.dcs.ed.ac.uk/home/mxr/gfx/2d/TIFF-6.ps.gz


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