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‎.gitignore‎

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@@ -59,6 +59,7 @@ yarn.lock
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!/dist/README.md
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!/README.md
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!/README.NODE.md
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!/package.json
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!/LICENSE
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‎README.md‎

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![Dynamsoft JavaScript Barcode SDK](https://www.dynamsoft.com/blog/wp-content/uploads/2018/12/blog_dbr6.4.1db06493aba126f0c7f177687cf56a9038dd655a1fd2d4374ab571ce738111858.png)
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[Dynamsoft JavaScript Barcode SDK for Web](https://www.dynamsoft.com/Products/barcode-recognition-javascript.aspx) is a JavaScript library for barcode scanning based on the **WebAssembly** technology. It supports real-time localization and decoding of various barcode types. The library is capable of scanning barcodes from static images as well as directly from live video streams. It also supports reading multiple barcodes at once.
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[Dynamsoft JavaScript Barcode SDK](https://www.dynamsoft.com/Products/barcode-recognition-javascript.aspx) is a JavaScript library for barcode scanning based on the **WebAssembly** technology. It supports real-time localization and decoding of various barcode types. The library is capable of scanning barcodes from static images as well as directly from live video streams. It also supports reading multiple barcodes at once.
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> Also see [Dynamsoft JavaScript Barcode SDK for Node](https://github.com/dynamsoft-dbr/node-javascript-barcode).
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> Also see [Dynamsoft JavaScript Barcode SDK for Node](https://github.com/Dynamsoft/javascript-barcode/blob/master/README.NODE.md).
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## Install
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cdn
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```html
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<script src="https://cdn.jsdelivr.net/npm/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<!-- or -->
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<script src="https://unpkg.com/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://unpkg.com/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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```
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[Download zip](https://www.dynamsoft.com/Downloads/Dynamic-Barcode-Reader-Download.aspx?edition=js)
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Please visit https://www.dynamsoft.com/customer/license/trialLicense to get a valid license and update `PRODUCT-KEYS`:
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```html
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<script src="https://cdn.jsdelivr.net/npm/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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```
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## Quick Usage
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<!DOCTYPE html>
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<html>
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<body>
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<script src="https://cdn.jsdelivr.net/npm/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script>
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let scanner = null;
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(async()=>{
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(async()=>{
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let reader = await DBR.BarcodeReader.createInstance();
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for(let result of await reader.decode('https://demo.dynamsoft.com/dbr/img/AllSupportedBarcodeTypes.png')){
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for(let result of await reader.decode('https://demo.dynamsoft.com/barcode-reader/img/AllSupportedBarcodeTypes.png')){
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console.log(result.barcodeText);
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}
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reader.destroy();
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## Live Demo
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The following is a screenshot of the live demo. Try it [here](https://demo.dynamsoft.com/dbr_wasm/barcode_reader_javascript.html).
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The following is a screenshot of the live demo. Try it [here](https://demo.dynamsoft.com/barcode-reader-js/).
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<img src="https://raw.githubusercontent.com/dynamsoft-dbr/javascript-barcode/dac614f8033661901d85381dfaff8d612115862a/img/dbr-wasm-demo-scaning.jpg">
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<html>
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<body>
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<!-- Please visit https://www.dynamsoft.com/customer/license/trialLicense to get a trial license. -->
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<script src="https://cdn.jsdelivr.net/npm/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script>
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let scanner = null;
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(async()=>{
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* The following script includes the core library in the application via a [jsDelivr](https://www.jsdelivr.com/) CDN
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```javascript
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<script src="https://cdn.jsdelivr.net/npm/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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```
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The same can be done with other CDNs like `unpkg`
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```javascript
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<script src="https://unpkg.com/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://unpkg.com/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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```
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> **NOTE**: : Since we do change the library a bit in each release, to make sure your application doesn't get interrupted by automatic updates, use a specific version in your production environment, as shown above. Using a general major version like `@7` is not recommended.
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e.g.
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```js
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await barcodeScanner.updateRuntimeSettings("single");
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await scanner.updateRuntimeSettings("single");
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```
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```js
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await barcodeScanner.updateRuntimeSettings("speed");
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await scanner.updateRuntimeSettings("speed");
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```
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```js
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await barcodeScanner.updateRuntimeSettings("balance");
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await scanner.updateRuntimeSettings("balance");
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```
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```js
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await barcodeScanner.updateRuntimeSettings("coverage");
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await scanner.updateRuntimeSettings("coverage");
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```
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```js
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let settings = await barcodeScanner.getRuntimeSettings();
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let settings = await scanner.getRuntimeSettings();
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settings.localizationModes = [
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Dynamsoft.DBR.EnumLocalizationMode.LM_CONNECTED_BLOCKS,
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Dynamsoft.DBR.EnumLocalizationMode.LM_SCAN_DIRECTLY,
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Dynamsoft.DBR.EnumLocalizationMode.LM_LINES, 0, 0, 0, 0, 0];
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settings.deblurLevel = 2;
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await barcodeScanner.updateRuntimeSettings(settings);
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await scanner.updateRuntimeSettings(settings);
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```
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See [Barcode reading settings Guide](https://www.dynamsoft.com/barcode-reader/programming/cplusplus/user-guide.html?ver=latest#use-publicruntimesettings-struct-to-change-settings) for basic usage.
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See [C++ API RuntimeSettings](https://www.dynamsoft.com/barcode-reader/programming/c-cplusplus/struct/PublicRuntimeSettings.html) for more details.
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To find out which settings best suit your usage scenario, visit [DBR Main Online Demo](https://demo.dynamsoft.com/barcode-reader/).
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Any questions, please contact [Dynamsoft support](https://www.dynamsoft.com/Company/Contact.aspx).
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* `get/updateScanSettings`: Configures the behavior of the scanner which includes `duplicateForgetTime`, `intervalTime`, etc.
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### Customizing the UI
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<!-- Please visit https://www.dynamsoft.com/customer/license/trialLicense to get a trial license. -->
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<script src="https://cdn.jsdelivr.net/npm/[email protected].2/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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<script src="https://cdn.jsdelivr.net/npm/[email protected].3/dist/dbr.js" data-productKeys="PRODUCT-KEYS"></script>
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(async()=>{
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## Known Issues
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* We use `webgl` in `BarcodeScannner` by default. If you need a specific resolution like `800 * 600` and find the barcode area is wrong, you can turn `webgl` off by setting `scanner._bUseWebgl = false;`.
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* <del>We use `webgl` in `BarcodeScannner` by default. If you need a specific resolution like `800 * 600` and find the barcode area is wrong, you can turn `webgl` off by setting `scanner._bUseWebgl = false;`.</del> Fixed in 8.1.2.
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## Changelog
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‎dist/dbr-8.1.2.wasm‎

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