You are here: Start » AVL.NET » AVL.ReadMultipleDataMatrixCodes(AvlNet.Image, AvlNet.Rectangle2D?, AvlNet.CoordinateSystem2D?, AvlNet.DataMatrixCodeParams, AvlNet.DataMatrixDetectionParams, int, bool, AvlNet.DataCode[], AvlNet.Path[], AvlNet.Rectangle2D)
AVL.ReadMultipleDataMatrixCodes(AvlNet.Image, AvlNet.Rectangle2D?, AvlNet.CoordinateSystem2D?, AvlNet.DataMatrixCodeParams, AvlNet.DataMatrixDetectionParams, int, bool, AvlNet.DataCode[], AvlNet.Path[], AvlNet.Rectangle2D)
Detects and recognizes several Data Matrix codes.
| Namespace: | AvlNet |
|---|---|
| Assembly: | AVL.NET.dll |
Syntax
public static void ReadMultipleDataMatrixCodes( AvlNet.Image inImage, AvlNet.Rectangle2D? inRoi, AvlNet.CoordinateSystem2D? inRoiAlignment, AvlNet.DataMatrixCodeParams inCodeParams, AvlNet.DataMatrixDetectionParams inDetectionParams, int inMaxCodeCount, bool inAllowMultipleScales, out AvlNet.DataCode[] outDataMatrixCodes, out AvlNet.Path[] outCandidates, out AvlNet.Rectangle2D outAlignedRoi )
Parameters
- inImage
- Type: AvlNet.Image
Input image - inRoi
- Type: System.Nullable<AvlNet.Rectangle2D>
Region of interest, or null. - inRoiAlignment
- Type: System.Nullable<AvlNet.CoordinateSystem2D>
Coordinate system for the region of interest, or null. - inCodeParams
- Type: AvlNet.DataMatrixCodeParams
Specification of codes that can be detected - inDetectionParams
- Type: AvlNet.DataMatrixDetectionParams
Specification of the way the codes are being detected - inMaxCodeCount
- Type: System.Int32
Maximum number of codes to be found - inAllowMultipleScales
- Type: System.Boolean
Specifies whether codes of different module sizes are expected - outDataMatrixCodes
- Type: AvlNet.DataCode
- outCandidates
- Type: AvlNet.Path
Diagnostic information about detection results - outAlignedRoi
- Type: AvlNet.Rectangle2D
Description
This filter detects and recognizes data matrix codes on an image.
Supported code types: ECC 200 and ECC 000-140.
Examples
DataMatrix on blurry image. |
Low quality DataMatrix code. |
DataMatrix on chip. |
Rectangular DataMatrix code. |
Remarks
For more information about local coordinate systems please refer to the following article.
