Method, apparatus and computer program for halftoning digital images

The invention relates to a method for generating a halftone image comprising, for each input pixel, adding a previously determined error term to the input pixel value to obtain a modified input pixel value; determining an error diffusion threshold level based on the input pixel value; applying a qua...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CITTADINI, FERUCCIO, PERVILLE, JACQUES C.E
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY PICTORIAL COMMUNICATION, e.g. TELEVISION
Online-Zugang:	Volltext bestellen
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