Image processing apparatus and method of controlling the same and recording medium

An apparatus captures an image of a measuring instrument that is captured by an imaging apparatus, sets an area in the image as an edge detection processing target in response to a user operation, and executes edge detection processing on the set area in the image. Further, the image processing appa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Hitaka, Yosato, Mikawa, Chiaki, Takahashi, Fumiaki
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An apparatus captures an image of a measuring instrument that is captured by an imaging apparatus, sets an area in the image as an edge detection processing target in response to a user operation, and executes edge detection processing on the set area in the image. Further, the image processing apparatus sets a value for correcting a position of a detected edge portion. The image processing apparatus corrects the position of the detected edge portion based on the set value and calculates a value indicated by a pointer of the measuring instrument according to the corrected position of the edge portion.