decode qrcode image in the background.
However, there is a project named LazarSoft/jsqrcode GitHub.
You can use javascript to decode the image. You can use webcam to scan the QR code:
Https://webqr.com/
Https://www.the-qrcode-generator.com/scan
If you want to perform static scanning, you have already replied a lot.
In addition, real-time scanning is not supported by all iOS browsers because iOS currentl
From this section, we use AV Foundation to make a barcode (not just a QR code) scanner, in addition to scanning the QR code function, but also with speech synthesis and camera zoom function.Create a single view application named COLLOQR. Open storyboard, disable sized class.
In order to meet the needs of User channel promotion analysis, the public platform provides an interface to generate two-dimensional code with parameters. The interface can be used to obtain a number of two-dimensional code with different scene values, after the user scans, the public number can receive the event push. Promote users in the generation of their own promotional
(Resultpointcolor); for (Resultpoint Point:curr Entlast) {canvas.drawcircle (Frame.left + point.getx (), Frame.top + point.gety (), 3.0f, Paint);}} Request another update at the animation interval, and only//repaint the laser line,//not the entire viewfinder mask . Å è¡#̈亞 id ã version 壂 æ 忔 fermium 勫 search锛 yue decyl 紝 å duo Yeast Rice 鍦 Edition 闀挎柟褰 Juan Indent ID Ã? Postinvalidatedelayed (Animation_delay, Frame.left, Frame.top, Frame.right, Frame.bottom); }} public void Drawviewfinder ()
Android uses the zbar QR code scan to resolve Chinese Garbled text and scan region definitions.
Preface (this is an update to the previous blog post [android uses zbar QR code scanning ])
Project download zbarLib compilation Project
Found today
There is a static shared library in com. example. qu. MainActivity that is
Write at the top (this is an update to the previous blog post on "Android using zbar QR code Scan")Project download Zbarlib compile project project download 0 pointsBugIn 2.3 of the system holder need to set type, otherwise it will be black screen (thanks to the Netizen "(Α⒎ to Sんа) 294439435")Com.example.qu.MainActivity the 50th row of Mholder.settype (surfaceholder.surface_type_push_buffers);Found todayT
Call the System album scan to return a rusult, and then through the input text to achieve the function of the two-dimensional code generation.First step Download a zxing third party packageThen initialize the controlActivity_main.xmlLayout fileAndroid:layout_width= "Fill_parent"android:layout_height= "Fill_parent"Android:background= "@android: Color/white"android:orientation= "Vertical" >Android:id= "@+id/btn_scan_barcode"Android:layout_width= "Fill_p
(1) Download the QR Code library source codeLink: http://pan.baidu.com/s/1pKQyw2n Password: R5BVWhen the download is complete, open the folder where you can see the libzxing, and add it to Android Studio, with the following: File------New-----"Import moudle(2) button click event for scannerBackground code:Public void Scanner (view view) {Startactivityforresult (N
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