Index: ssts-web/src/main/webapp/disinfectsystem/test/takeVideoAndImg.js
===================================================================
diff -u -r38847 -r40987
--- ssts-web/src/main/webapp/disinfectsystem/test/takeVideoAndImg.js	(.../takeVideoAndImg.js)	(revision 38847)
+++ ssts-web/src/main/webapp/disinfectsystem/test/takeVideoAndImg.js	(.../takeVideoAndImg.js)	(revision 40987)
@@ -418,9 +418,16 @@
 			contextBig.drawImage(videoShow, canvasLeft, canvasTop, maxWidth, maxHeight, 0, 0, maxWidth, maxHeight);
 			/* 预览大图 */
 			var base64DataBig = canvasBig.toDataURL('image/jpeg', 1.0);
-			canvasBig.toBlob(function (blobObj) {
-				window.opener.blobs.push(blobObj);
-			});
+			if(window.opener && window.opener.blobs){
+				canvasBig.toBlob(function (blobObj) {
+					window.opener.blobs.push(blobObj);
+				});
+			}else {
+				canvasBig.toBlob(function (blobObj) {
+					self.returnValue = blobObj;
+				});
+				return
+			}
 			var list = "<div class='spotlight_parent local'><a class='spotlight' num='" + window.opener.blobs.length + "'  href='" + base64DataBig + "'>";
 			list += "<img src='" + base64DataBig + "'/>";
 			list += "</a>";