layout home-page title Dynamic Web TWAIN SDK Documentation keywords Dynamic Web TWAIN, TWAIN, documentation breadcrumbText HomePage description Dynamic Web TWAIN SDK Documentation Homepage Dynamic Web TWAIN Documentation ABOUT Features Resources License FAQs Support GETTING STARTED HelloWorld Hardware Platform FileTypes TECHNIQUES Initialize Input Output Buffer Viewer UI Edit Read Barcode OCR Handle PDF DEVELOPMENT Angular Integration React Integration Vue Integration Server-side Scripting Professional Service Upgrade Guide About ActiveX Other Topics DEPLOYMENT Server Setup Service Setup TROUBLESHOOTING How to Debug Handle Errors RELEASES Stable Beta Developping Proposed To Consider Deprecated Addon API REFERENCE Dynamsoft_WebTwainEnv Dynamsoft_Enum WebTwain_Acquire WebTwain_Buffer WebTwain_Viewer WebTwain_Edit WebTwain_IO WebTwain_Util Addon_BarcodeReader Addon_Camera Addon_OCR Addon_OCRPro Addon_PDF Addon_Webcam Dynamsoft_FileUploader