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FIS.ReadMultipleQRCodes Method

Detects and recognizes all QR codes on the input image.

Namespace:FilNet
Assembly:FIL.NET.dll

Syntax

public static void ReadMultipleQRCodes
(
	FilNet.Image inImage,
	FilNet.Rectangle2D? inRoi,
	FilNet.CoordinateSystem2D? inRoiAlignment,
	int inMaxCodeCount,
	float inMinModuleSize,
	float inMaxModuleSize,
	float? inContrastThreshold,
	int? inPatternQuality,
	bool inAllowRotation,
	FilNet.Polarity inPolarity,
	float? inMinLineMagnitude,
	IList<FilNet.QRCode> outQRCodes
)

Parameters

Name Type Range Default Description
inImageFilNet.ImageInput image.
inRoiFilNet.Rectangle2D?Range of pixels to be processed. Default value: ftl::NIL.
inRoiAlignmentFilNet.CoordinateSystem2D?Adjusts the region of interest to the position of the inspected object. Default value: ftl::NIL.
inMaxCodeCountint<1, 255>2Maximum number of codes in one image. Default value: 2.
inMinModuleSizefloat<1.5f, 100.0f>4.0fLower estimated size of a code unit in pixels. Default value: 4.0f.
inMaxModuleSizefloat<1.5f, 100.0f>40.0fUpper estimated size of a code unit in pixels. Default value: 40.0f.
inContrastThresholdfloat?<1.0f, 255.0f>Guaranteed gray level difference between dark and bright modules. Default value: ftl::NIL.
inPatternQualityint?<1, 3>Quality of the code from 1 (extremely deformed) to 3 (perfect). Default value: ftl::NIL.
inAllowRotationboolTrueAllows codes rotated in relation to the axes of the input image. Default value: True.
inPolarityFilNet.PolarityAnySpecifies whether code is darker or brighter than the background. Default value: Any.
inMinLineMagnitudefloat?<1.0f, 255.0f>Strength of an edge within the code; default depends on parameters. Default value: ftl::NIL.
outQRCodesSystem.Collections.Generic.IList<FilNet.QRCode>

Function Overrides

See also