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ISO/IEC 14492:2019

Information technology -- Lossy/lossless coding of bi-level images

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Kehtiv alates 13.03.2019
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Staatus
Kuupäev
Tüüp
Nimetus
13.03.2019
Põhitekst
30.11.2012
Muudatus
15.12.2004
Muudatus
12.12.2003
Muudatus
13.12.2001
Põhitekst
This Recommendation | International Standard defines methods for coding bi-level images and sets of images (documents consisting of multiple pages). It is particularly suitable for bi-level images consisting of text and dithered (halftone) data.
The methods defined permit lossless (bit-preserving) coding, lossy coding, and progressive coding. In progressive coding, the first image is lossy; subsequent images may be lossy or lossless.
This Recommendation | International Standard also defines file formats to enclose the coded bi-level image data.
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