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AVL.ReadMultipleQRCodes(AvlNet.Image, AvlNet.Rectangle2D?, AvlNet.CoordinateSystem2D?, int, float?, float?, int?, float?, float?, AvlNet.QRCode[])

Detects and recognizes all QR codes on the input image.

Namespace:AvlNet
Assembly:AVL.NET.dll

Syntax


public static void ReadMultipleQRCodes(
	AvlNet.Image inImage,
	AvlNet.Rectangle2D? inRoi,
	AvlNet.CoordinateSystem2D? inRoiAlignment,
	int inResultsExpected,
	float? inUnitSize,
	float? inContrast,
	int? inPatternQuality,
	float? inCodeDirection,
	float? inMinLineMagnitude,
	out AvlNet.QRCode[] outQRCodes
)

Parameters

inImage
Type: AvlNet.Image
Input image
inRoi
Type: System.Nullable<AvlNet.Rectangle2D>
Range of pixels to be processed, or null.
inRoiAlignment
Type: System.Nullable<AvlNet.CoordinateSystem2D>
Adjusts the region of interest to the position of the inspected object, or null.
inResultsExpected
Type: System.Int32
How many results we expect, 0 if as many as possible
inUnitSize
Type: System.Nullable<System.Single>
Estimated size of a code unit in pixels, or null.
inContrast
Type: System.Nullable<System.Single>
Difference between brightest and darkest pixel within the code, or null.
inPatternQuality
Type: System.Nullable<System.Int32>
Quality of the code from 1 (extremely deformed) to 3 (perfect), or null.
inCodeDirection
Type: System.Nullable<System.Single>
Direction of one of the axes of the code, or null.
inMinLineMagnitude
Type: System.Nullable<System.Single>
Strength of an edge within the code; default depends on parameters, or null.
outQRCodes
Type: AvlNet.QRCode

Remarks

See full override for more details.

See also