Hi  sathish_28, Have you solved your problem yet?

You can take a look at this article, I hope it can help you. Barcode detection using Vision framework https://cornerbit.tech/barcode-detection-using-vision-framework/ Some screenshots of the article:

Today, I was developing Safari plug-ins and encountered this problem. It took me an hour to fix the problem. This is the code generated by the Xcode creation project. {   "manifest_version": 2,   "default_locale": "en",   "name": "__MSG_extension_name__",   "description": "__MSG_extension_description__",   "version": "1.0", // Note here that all image sizes must be present, do not delete any   "icons": {     "48": "images/icon-48.png",     "96": "images/icon-96.png",     "128": "images/icon-128.png",     "256": "images/icon-256.png",     "512": "images/icon-512.png"   },   "background": {     "scripts": [ "background.js" ],     "persistent": false   },   "content_scripts": [{     "js": [ "content.js" ],     "matches": [ "*://example.com/*" ]   }],   "browser_action": {     "default_popup": "popup.html", // Note here that all image sizes must be present, do not delete any     "default_icon": {       "16": "images/toolbar-icon-16.png",       "19": "images/toolbar-icon-19.png",       "32": "images/toolbar-icon-32.png",       "38": "images/toolbar-icon-38.png",       "48": "images/toolbar-icon-48.png",       "72": "images/toolbar-icon-72.png"     }   },   "permissions": [ ] }