java create qr code

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iOS development native scan QR code implementation and limit scan area rectofinterest encounter some pits

= self.view.frame.size.width;//of the Avcapturevideopreviewlayer objectfloat height = self.view.frame.size.height;//of the Avcapturevideopreviewlayer objectOutput.rectofinterest=cgrectmake (100/height, (Width/2 -110)/width, 220/height, 220/width);CGRectMake (y, x, height, width);Initializing linked objectssession = [[Avcapturesession alloc]init];High quality acquisition Rate[Session Setsessionpreset:avcapturesessionpresethigh];[Session Addinput:input];[Session Addoutput:output];Set the encoding

Android Zxing QR code scanning image stretching,

Android Zxing QR code scanning image stretching, In this project, the QR code scanning is integrated with zxing, and the image on the scanning interface is obviously stretched and deformed. Based on past experience, this problem is generally caused by misplacement of x and Y axes. The problem of x and Y axes can be sol

Practical Android skills-Maven compilation of the open-source QR code scanning project zxing

Practical Android skills-Maven compilation of the open-source QR code scanning project zxing Having your own mobile phone software toolbox is very meaningful. For the current domestic Android ecosystem, Chaos cannot be disrupted. Because we can't log on to the App store on the official website, we have to download the software from various Chinese software markets. Due to the ineffective supervision of thes

Zbar's custom QR code scan

setanimationduration:1 ]; _qrcodeline.frame=cgrectmake (Scanview_edgeleft, Scanview_edgetop, view_width-2*scanview_edgeleft,1 ); [UIView commitanimations]; } Else if(scanview_edgetop==Y) {[UIView beginanimations:@"ASA"Context:nil]; [UIView setanimationduration:1 ]; _qrcodeline.frame=cgrectmake (Scanview_edgeleft, view_width-2*scanview_edgeleft+scanview_edgetop, view_width-2*scanview_edgeleft,1 ); [UIView commitanimations]; }}- (void) createtimer{//Cre

"JQuery" uses the Jquery-qrcode plugin to transform the URL into a QR code, which can be accessed by scanning the phone

First, find Jquery-qrcode in github, select download Zip download (click to open link)After downloading to get a compressed package jquery-qrcode-master.zip, unzip, the inside of the SRC folder out, put to the site directory,After that, download the latest version of jquery1.x from the official website of jquery, usually 1.11 (click the Open link) instead of 2.X, in order to be compatible with IE browser, put in the SRC folder,The site folder directory is roughly as follows:The things in SRC are

Generate QR code using jquery

Generate QR code using jquery Go to the topic: Introduce jquery js and jquery-qrcode.js. I will upload the code demo to the resource library later. The code is simple: It is easier to generate a QR code for non-Chinese characters.

Birth to a QR code based on a string chain

#pragma mark-interpolateduiimage= because the generated QR code is a ciimage, we switch directly to UIImage word size is not good control, so use the following method to return the size of the UIImage -(UIImage *) Createnoninterpolateduiimageformciimage: (ciimage *) image withsize: (cgfloat ) Size { CGRect extent = cgrectintegral(image. Extent); cgfloat Scale = MIN(Size/cgrectgetwidth (extent),

Practical Android skills: Maven compilation of open-source QR code scanning projects zxing and mavenzxing

Practical Android skills: Maven compilation of open-source QR code scanning projects zxing and mavenzxing Having your own mobile phone software toolbox is very meaningful. For the current domestic Android ecosystem, Chaos cannot be disrupted. Because we can't log on to the App store on the official website, we have to download the software from various Chinese software markets. Due to the ineffective super

Make iOS Enterprise App Web scan qr code download install

Sometimes we need to scan QR code download on the homepage of XX website, then how to do it in iOS development.Let me give you some answers, this is also in the recent work of the part, on the internet to learn some.Here is a breakdown of the steps for everyone:1.Plist and IPA filesApp Packaging I will not elaborate, this online tutorial a lot of, remember the real machine under the pack. (xcode->product->a

iOS QR code scan

Every step: Add Avfoundation.framework LibraryGeneral > Linked Frameworks and LibrariesStep Two: Code integration#import "ViewController.h"#import 1. There's a material.@interface Viewcontroller () /** 2. Input settings capture the information captured by the camera */@property (nonatomic, strong) Avcapturedeviceinput *input;/** 3. Output device parsing the information collected by the input device */@property (nonatomic, strong) Avcapturemetadataoutp

How can I redirect a pc to a page through this QR code?

SegmentFault (www. sf. gg) is a leading developer technology community in China. We hope to provide programmers with a pure and high-quality technology exchange platform to learn, communicate and grow with developers and create an era for developers! Reply content: The question is unclear. the qrcode here should be the jquery extension written. you can see the code processing in qrcode. js to under

Android----QR Code development

Android----QR code developmentFirst, the toolGoogle's zxingWhichever version is good, 1.6 versions and 1.7 versions are recommended.Second, how to use2.1, first download the compressed package2.1. After decompression, the catalogue is as follows. We only need the "Android" and "core" two files.2.3. Import the Android file into the development tool. (Adt/eclipse/as can!) )File--Import---->Remember, you must

Introduction of QR code Data matrix and its compilation in VS2010

the module placement matrix to restore the correct sequence of code word flow, and then determine the data code Word and Error correction code word, The error correction of barcode data is done and the original data is restored, and the output is decoded correctly.Data Matrix Core Library Its license is BSD, detailed introduction see homepage http://www.libdmtx.

Procedure for creating a QR code using barcode Xpress

This document describes how to use barcode Xpress to create a QR code. 1. instantiate the writer class you want to create a bar code. 2. Set the value you want to create. Property Description Barcodevalue

Android QR code generation

";Fileoutputstream Fos = NULL;@ OverrideProtected void oncreate (bundle savedinstancestate ){// Todo auto-generated method stubSuper. oncreate (savedinstancestate );Setcontentview (R. layout. activity_erweimashezhi );String Xinxi = "mobile phone number:" + "123456789" + "\ n mailbox:" + "a@a.com" + "\ n company:" + "MFO"+ "\ N address:" + "xxxxxxx12345" + "\ n fixed address:" + "123456" + "\ n zip code:" + "123456 ";System. Out. println (Xinxi );Try

Python calls TESSERACT-OCR and zxing to complete image OCR recognition and QR code decoding

/java/jre6/bin/server/jvm.dll","-ea", ("-djava.class.path=%s"% (Jarpath +"Javase-2.2.jar"+";"+ Jarpath +"Core-2.2.jar")))#Load the useful library classesFile = Jclass ("Java.io.File") BufferedImage= Jclass ("Java.awt.image.BufferedImage") ImageIO= Jclass ("Javax.imageio.ImageIO") Binarybitmap= Jclass ("Com.google.zxing.BinaryBitmap") Decodehinttype= Jclass ("Com.google.zxing.DecodeHintType") Luminancesource= Jclass ("Com.google.zxing.LuminanceSource")

JNI advanced application in Android-create Java objects and save local JNI objects in local C code

++ ++ This article is original on this site. You are welcome to repost it! Reprinted please indicate the source: Http://blog.csdn.net/mr_raptor/article/details/7401178 ++ ++ Create a Java object in local C code The object used to create the Java domain is to

PHP micro-letter development of batch generation with parameters of the QR Code, PHP batch Parameters _php Tutorial

PHP development of batch generation with parameters of the two-dimensional code, PHP batch Parameters With the parameters of the two-dimensional code for the channel marketing is very useful, you can obtain a number of different scene values of the two-dimensional code, the user scan, the public can receive the event push, the welcome is the opening of this inte

JNI Study Notes 4 -- create a Java object (including javastring) using local code)

Original article: http://blog.csdn.net/jiben071/archive/2010/11/26/6036305.aspx (1) create a Java object in the local code of C/C ++1. Create a Java object(1) functions newobject can create

Use Zxing to scan the QR code, zxing

Use Zxing to scan the QR code, zxing 1. Integrate Zxing. bar 2. Copy the code to the project. 3. Modify the scanning result method handleDecode () of MipacActivityCapture. java () /*** Process the scan result and redirect the activity page * @ param Result * @ param barcode */public void handleDecode (result Res

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