运行萤石视频demo出现如下问题：
"_OBJC_CLASS_$_EZDeviceRecordFile", referenced from:
"_OBJC_CLASS_$_EZCloudRecordFile", referenced from:
"_OBJC_CLASS_$_EZOpenSDK", referenced from:
解决方法：
直接用真机运行即可！！！
END.
运行萤石视频demo出现如下问题：
"_OBJC_CLASS_$_EZDeviceRecordFile", referenced from:
"_OBJC_CLASS_$_EZCloudRecordFile", referenced from:
"_OBJC_CLASS_$_EZOpenSDK", referenced from:
解决方法：
直接用真机运行即可！！！
END.