INNER CODE UNIT · Swift

captureRectWidth

AmolGangadhare/flutter_barcode_scanner · ios/Classes/SwiftFlutterBarcodeScannerPlugin.swift:284

            let captureRectWidth = self.isOrientationPortrait ? (screenSize.width*0.8):(screenSize.height*0.8)
            
            captureMetadataOutput.rectOfInterest = CGRect(x: xCor, y: yCor, width: captureRectWidth, height: screenHeight)
            if captureSession.outputs.isEmpty {
                captureSession.addOutput(captureMetadataOutput)
            }
            // Set delegate and use the default dispatch queue to execute the call back
            captureMetadataOutput.setMetadataObjectsDelegate(self, queue: DispatchQueue.main)
            captureMetadataOutput.metadataObjectTypes = supportedCodeTypes
            //            captureMetadataOutput.metadataObjectTypes = [AVMetadataObject.ObjectType.qr]
            
        } catch {
            // If any error occurs, simply print it out and don't continue any more.
            print(error)
            return
        }
        // Initialize the video preview layer and add it as a sublayer to the viewPreview view's layer.
        videoPreviewLayer = AVCaptureVideoPreviewLayer(session: captureSession)

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