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Questions tagged [scanning]

The act of reading an image, a text or an object using a camera or some other optical input device. This tag should not be used for network, text or file scans.

The act of reading an image, a text or an object using a camera or some other optical input device to a digital file. This tag should cover all that has to do with physical scanners like bed scanners and hand scanners, and software scanning using cameras. It also covers QR codes and barcodes.

645 questions
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How to use IKScannerDeviceView in Cocoa

How can I use IKScannerDeviceView to scan a document inside of my app? I tried adding an IKScannerDeviceView into my view through IB and setting its delegate to my app delegate (which implements the IKScannerDeviceViewDelegate), but when I run the…
Matt S.
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Scan Documents in Silverlight In-Browser application

How can i connect to scanner and scan a document in silverlight in-browser application?! My Application run on Intranet and all clients use windows as operating system. Any way Or code is there to do this? Any Component Java Script code Have an…
Hossein Moradinia
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launch an app or redirect to a web page using QR code

After making some research, I now know that I can launch an iphone app by scanning a QR code. Instead of generating the QR code for the app's custom url, I want to have dedicated html page where it will decide weather to lunch the app if it existes…
shebelaw
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\r in lua it's possible?

How do \r in lua ? This my code : for port = 1, 65535 do local sock = socket.tcp() local scan = sock:connect("192.168.88.1", port) sock:close() if scan then print("[\27[1m\27[91m+\27[0m] " .. port .. "") …
Saviam
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Structured-light 3D scanner - depth map from pixel correspondence

I try to create Structured-light 3D scanner. Camera calibration Camera calibration is copy of OpenCV official tutorial. As resutlt I have camera intrinsic parameters(camera matrix). Projector calibration Projector calibration maybe is not correct…
Morticia A. Addams
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How to scan barcode into textbox by zebra DS3608 - C#

I'm writing app which can not only generate barcode from combobox but will scan barcode into textbox. Generating barcode is working well but is a little worse with scanning it by Device Zebra DS3608. In this project I added a library: using…
Prochu1991
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license key issue of BlinkID(React-Native)

I have created an account on microblink.com as a developer and I have gotten a Licenses key after creating a free trial on BlinkID(react-native) project. And I have cloned your GitHub repo of BlinkID/blinkid-react-native and I have updated the…
Imdadul Haque
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How do I get a product's name online from a barcode?

This is kind of a general question about barcodes. I've figured out how to get barcode content from a scanned barcode using the Zxing API. But I want to know how I can use that data to search for a product's name and maybe other information online…
Brian
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Integrating a scan-to-file app with the browser

We have an intranet-based application, and users have desktop scanners (which are TWIAN but not WIA compatible). Users need to 'click to scan' from the browser window (IE 8) and save the scanned image to the application with minimal…
Lambo
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EasyOCR not recognizing simple numbers

I am trying to analyze a page footer in a video and retrieve the current page number. I got the frame collection working but I am struggling on reading the page number itself, using EasyOCR. I already tried using pytesseract, but that doesnt work…
Leon Bohmann
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How to take mac address of iBeacon in Ionic Framework for the app build on android platform

I am trying to build an application for android devices with ionic framework to scan the ibeacons in an environment with the help of https://www.thepolyglotdeveloper.com/2015/09/support-ibeacons-in-your-ionic-framework-mobile-app/ . I just want to…
Mahamutha M
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Get POINT CLOUD through 360 Degree Rotation and Image Processing

My Question is as below in two parts…… QUESTION (IN SHORT): • To generate point cloud of real-world object…. • Through 360 degree rotation of it….on rotating table • Getting 360 images… one image at each degree (1° to 360°). • I know how to…
Pritesh
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Are there any different between Scan image through camera and capturing image from camera?

I need to know that different between scanning and taking photo from camera . As example we normally , SCAN QR code , bar code , like thing using android phone.They are also image. we can take photo from camera. it also image. So ,is it Scanning QR…
uma
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How to perform type scanning in C++?

I have an ESB. Any serialized message transports its own fully qualified name (that is, namespace + class name). I have a concrete type for each message that encapsulates a specific logic to be executed. Every time I receive a message, I need to…
mister why
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How to create a picture area in Flutter?

In their example https://flutter.dev/docs/cookbook/plugins/picture-using-camera we can take pictures using the camera plugin. I modified the code and move into a separate widget. My main goal is to try to implement a picture area (like QRCode style)…
Nick
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