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AVS.DetectSingleBarcode Method
Determines the position of a single barcode on the input image.
Namespace: | AvlNet |
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Assembly: | AVL.NET.dll |
Syntax
public static void DetectSingleBarcode ( AvlNet.Image inImage, AvlNet.BarcodeFormat? inFormat, float inMinGradientLength, int inBaseBarWidth, int inScanCount, int inScanWidth, float inMinStrength, float inSmoothingStdDev, AvlNet.Polarity inPolarity, out AvlNet.Rectangle2D? outBarcodePosition, out AvlNet.Polarity? outBarcodePolarity, IList<AvlNet.Rectangle2D> outBarcodeCandidates, AvlNet.Image diagGradientImage )
Parameters
Name | Type | Range | Default | Description | |
---|---|---|---|---|---|
inImage | AvlNet.Image | Input image. | |||
inFormat | AvlNet.BarcodeFormat? | EAN13 | Format of the barcode. Default value: EAN13. | ||
inMinGradientLength | float | <0.0f, INF> | 8.0f | Minimal gradient length of edge pixels used for detecting barcodes. Default value: 8.0f. | |
inBaseBarWidth | int | <1, INF> | 3 | Estimated width of the thinnest bar. Default value: 3. | |
inScanCount | int | <1, INF> | 5 | Number of scan lines used in detecting barcode. Default value: 5. | |
inScanWidth | int | <1, INF> | 5 | Width of the single scan. Default value: 5. | |
inMinStrength | float | <0.0f, INF> | 5.0f | Minimal strength of an extracted edge. Default value: 5.0f. | |
inSmoothingStdDev | float | <0.0f, INF> | 0.25f | Standard deviation of the gaussian smoothing applied to the profile extracted in each scan. Default value: 0.25f. | |
inPolarity | AvlNet.Polarity | Dark | Specifies whether code is darker or brighter than the background. Default value: Dark. | ||
outBarcodePosition | AvlNet.Rectangle2D? | Position of the found barcode. | |||
outBarcodePolarity | AvlNet.Polarity? | Polarity of the found barcode. | |||
outBarcodeCandidates | System.Collections.Generic.IList<AvlNet.Rectangle2D> | Places with high gradient values that are further investigated. | |||
diagGradientImage | AvlNet.Image | Image of gradient directions. |
Function Overrides
- DetectSingleBarcode(Image, Single, Int32, Int32, Int32, Single, Single, Polarity, Nullable<Rectangle2D>)
- DetectSingleBarcode(Image, Nullable<BarcodeFormat>, Single, Int32, Int32, Int32, Single, Single, Polarity, Nullable<Rectangle2D>)
- DetectSingleBarcode(Image, Nullable<BarcodeFormat>, Single, Int32, Int32, Int32, Single, Single, Polarity, Nullable<Rectangle2D>, NullableRef<NullableValue<Polarity>>, NullableRef<List<Rectangle2D>>)
- DetectSingleBarcode(Image, Nullable<BarcodeFormat>, Single, Int32, Int32, Int32, Single, Single, Polarity, Nullable<Rectangle2D>, NullableRef<NullableValue<Polarity>>, NullableRef<List<Rectangle2D>>, Image)