Method and apparatus selectively setting an image processing condition

An image reading apparatus forms a histogram of image density levels of image signals obtained by reading an image, and processes the image signals in accordance with the histogram. When the histogram is improper for image processing, the apparatus indicates the improperness.

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Bibliographische Detailangaben
Hauptverfasser:	MANABE, NAOKI
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY IMAGE DATA PROCESSING OR GENERATION, IN GENERAL PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION
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Beschreibung
Zusammenfassung:	An image reading apparatus forms a histogram of image density levels of image signals obtained by reading an image, and processes the image signals in accordance with the histogram. When the histogram is improper for image processing, the apparatus indicates the improperness.