eVision Python API
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eVision.EQRDetectionMethod Class Reference

This enumeration contains the possible detection methods the eVision.EQRCodeReader can use to detect QR codes. More...

Inheritance diagram for eVision.EQRDetectionMethod:
Collaboration diagram for eVision.EQRDetectionMethod:

Static Public Attributes

int AdaptiveThreshold = 1
 This method detects finder patterns based on adaptive thresholding of the image.
int Gradient = 2
 This method detects finder patterns based on gradients in the image.
int PerspectiveLegacy = 4
 This selects the gradient-based detection algorithms with improved perspective mode developed for eVision 1.2.2.
int GradientLegacy = 8
 This selects the gradient-based detection algorithms with basic perspective mode developed for eVision 1.2.2.

Detailed Description

This enumeration contains the possible detection methods the eVision.EQRCodeReader can use to detect QR codes.

Combinations of the methods are allowed.

Member Data Documentation

◆ AdaptiveThreshold

int eVision.EQRDetectionMethod.AdaptiveThreshold = 1
static

This method detects finder patterns based on adaptive thresholding of the image.

◆ Gradient

int eVision.EQRDetectionMethod.Gradient = 2
static

This method detects finder patterns based on gradients in the image.

◆ GradientLegacy

int eVision.EQRDetectionMethod.GradientLegacy = 8
static

This selects the gradient-based detection algorithms with basic perspective mode developed for eVision 1.2.2.

◆ PerspectiveLegacy

int eVision.EQRDetectionMethod.PerspectiveLegacy = 4
static

This selects the gradient-based detection algorithms with improved perspective mode developed for eVision 1.2.2.