Merge pull request #67 from Dynamsoft/_dev

open DCE inner log;

Author: Cube-J

5.others/debug/public/index.html

@@ -42,6 +42,7 @@ <h1 style="font-size: 1.5em;">Read Barcodes from Camera - Debug</h1>
         document.getElementById('btn-show-scanner').addEventListener('click', async() => {
             try {
                 let scanner = await (pScanner = pScanner || Dynamsoft.DBR.BarcodeScanner.createInstance());
+                scanner.dce.constructor._onLog = console.log;
                 let rs = await scanner.getRuntimeSettings();
                 rs.timeout = 100000;
                 await scanner.updateRuntimeSettings(rs);