修改添加本地摄像机无法显示的bug

pansen

2019-03-08 1719071749e0ab0ed2378c716694df8c04355943

 QiaoJiaSystem/StructureApp/FaceExtractElement.cpp

@@ -123,6 +123,9 @@
                    strImgUrl = strImgUrlTmp;
//                    strImgUrl.append("/").append(strImgUrlTmp);
                    fdfsClient->rwLock.unlock();
                } else {
                    strImgUrl = "";
                    ERR("fdfsClient is nullptr ???");
                }

                //拼接json