Start » Filter Reference » Computer Vision » Barcodes » DetectSingleBarcode_Deprecated

DetectSingleBarcode_Deprecated

Advanced

Module: Barcodes

Determines the position of a single barcode on the input image.

Applications

Detection of a barcode, but without actual recognition. Usually followed by a RecognizeBarcode filter.
Name Type Range Description
Input value
 inImage Image Input image
Input value
 inFormat BarcodeFormat* Format of the barcode
Input value
 inMinGradientLength Real 0.0 - Minimal gradient length of edge pixels used for detecting barcodes
Input value
 inBaseBarWidth Integer 1 - Estimated width of the thinnest bar
Input value
 inScanCount Integer 1 - Number of scan lines used in detecting barcode
Input value
 inScanWidth Integer 1 - Width of the single scan
Input value
 inMinStrength Real 0.0 - Minimal strength of an extracted edge
Input value
 inSmoothingStdDev Real 0.0 - Standard deviation of the gaussian smoothing applied to the profile extracted in each scan
Input value
 inPolarity Polarity Specifies whether code is darker or brighter than the background
Output value
 outBarcodePosition Rectangle2D? Position of the found barcode
Output value
 outBarcodePolarity Polarity? Polarity of the found barcode
Output value
 outBarcodeCandidates Rectangle2DArray Places with high gradient values that are further investigated
Diagnostic input
 diagGradientImage Image Image of gradient directions

Hardware Acceleration

This operation supports automatic parallelization for multicore and multiprocessor systems.

Complexity Level

This filter is available on Advanced Complexity Level.

Filter Group

This filter is member of DetectBarcodes filter group.