static void Main(string[] args)
        {
            try {
                /* 输入个人信息 */
                /* 开发者平台分配的appkey 和 appSecret */
                String appKey    = "";
                String appSecret = "";

                Credentials  credentials = new Credentials(appKey, appSecret);
                VcloudClient vclient     = new VcloudClient(credentials);

                IDictionary <String, Object> initParamMap = new Dictionary <String, Object>();

                /*输入上传文件的相关信息 */
                /* 上传文件的原始名称(包含后缀名) 此参数必填*/
                initParamMap.Add("originFileName", "你好.mp4");

                /* 用户命名的上传文件名称  此参数非必填*/
                initParamMap.Add("userFileName", "for_love.mp4");

                /* 视频所属的类别ID(不填写为默认分类)此参数非必填*/
                //initParamMap.Add("typeId", 1056);

                /* 频所需转码模板ID(不填写为默认模板) 此参数非必填*/
                //initParamMap.Add("presetId", 30599);

                /* 转码成功后回调客户端的URL地址(需标准http格式)  此参数非必填*/
                initParamMap.Add("callbackUrl", null);

                /* 上传视频的描述信息  此参数非必填*/
                initParamMap.Add("description", "love.mp4");

                /* 上传视频的视频水印Id 此参数非必填*/
                //initParamMap.Add("watermarkId",1);

                /** 上传成功后回调客户端的URL地址(需标准http格式) */

                //initParamMap.Add("uploadCallbackUrl", "");

                /** 用户自定义信息,会在上传成功或转码成功后通过回调返回给用户 */
                //initParamMap.Add("userDefInfo", null);

                /*视频上传初始化返回结果的封装类*/
                InitUploadVideoParam initUploadVideoParam = vclient.initUploadVideo(initParamMap);
                if (initUploadVideoParam.code == 200)
                {
                    Console.WriteLine("上传初始化成功. xNosToken:{0} bucket:{1} objectName:{2}", initUploadVideoParam.ret.xNosToken, initUploadVideoParam.ret.bucket, initUploadVideoParam.ret.objectName);
                }
                else
                {
                    Console.WriteLine("上传初始化失败. msg: " + initUploadVideoParam.msg);
                }
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
            }
        }
        /// <summary>
        /// 上传视频服务函数,返回视频id
        /// </summary>
        /// <param name="uploadIP"></param>
        /// <param name="videoName"></param>
        /// <param name="data"></param>
        /// <param name="filelength"></param>
        /// <returns></returns>
        public string UploadVideo(string uploadIP, string videoName, Stream data, long filelength)
        {
            IDictionary <string, object> initParamMap = helper.InitParam(videoName);
            /*视频上传初始化*/
            /*视频上传初始化返回结果的封装类*/
            InitUploadVideoParam initUploadVideoParam = vclient.initUploadVideo(initParamMap);

            if (initUploadVideoParam.code != 200)
            {
                throw new VcloudException("[VcloudClient]上传初始化失败 return code : " + initUploadVideoParam.code + " return message: " + initUploadVideoParam.msg);
            }
            /*获取上传加速节点地址*/
            /*获取上传加速节点地址返回结果的封装类*/
            GetUploadHostParam getUploadHostParam = vclient.getUploadHost(initUploadVideoParam);

            if (null == getUploadHostParam || null == getUploadHostParam.upload || getUploadHostParam.upload.Count == 0)
            {
                throw new VcloudException("[VcloudClient]获取上传加速节点地址失败 return code: " + getUploadHostParam.code + " return message: " + getUploadHostParam.Message);
            }
            try
            {
                /*分片上传视频*/
                /*当前分片在整个对象中的起始偏移量 */
                long offset = 0;
                /*上传上下文*/
                string context = null;
                /* 纪录上传文件的剩余大小*/
                long remainderSize = filelength;
                /*分片上传视频*/
                while (remainderSize > 0)
                {
                    UploadVideoFragmentParam uploadVideoParam = vclient.uploadVideoFragment(initUploadVideoParam, getUploadHostParam, offset, context, data, remainderSize);

                    if (null == uploadVideoParam.errMsg || "".Equals(uploadVideoParam.errMsg.Trim()))
                    {
                        context       = uploadVideoParam.context;
                        offset        = uploadVideoParam.offset;
                        remainderSize = filelength - offset;
                        // Console.WriteLine("uploadVideoParam.errMsg:" + uploadVideoParam.errMsg);
                    }
                    else
                    {
                        throw new VcloudException("upload videoFragment fail. errMsg: " + uploadVideoParam.errMsg + " requestID: " + uploadVideoParam.requestId);
                    }
                }
                if (remainderSize == 0)
                {
                    /* 查询上传视频的vid*/
                    List <string> objectNamesList = new List <string>();
                    objectNamesList.Add(initUploadVideoParam.ret.objectName);
                    /*查询上传视屏返回结果的封装类*/
                    QueryVideoIDorWatermarkIDParam queryVideoIDParam = vclient.queryVideoID(objectNamesList);
                    return(queryVideoIDParam.ret.list[0].vid.ToString());
                }
                else
                {
                    throw new VcloudException("文件未传输完成");
                }
            }
            catch (Exception e)
            {
                throw e;
            }
        }
        static void Main(string[] args)
        {
            try
            {
                /* 输入个人信息 */
                /* 开发者平台分配的appkey 和 appSecret */
                String appKey    = "";
                String appSecret = "";

                Credentials  credentials = new Credentials(appKey, appSecret);
                VcloudClient vclient     = new VcloudClient(credentials);

                /*请输入上传文件路径*/
                string filePath = "e:\\1.mp4";

                if (!FileUtil.doesFileExist(filePath))
                {
                    throw new VcloudException(string.Format("{0} does not exist", filePath));
                }

                IDictionary <String, Object> initParamMap = new Dictionary <String, Object>();

                /*输入上传文件的相关信息 */
                /* 上传文件的原始名称(包含后缀名) 此参数必填*/
                initParamMap.Add("originFileName", FileUtil.getFileName(filePath));

                /* 用户命名的上传文件名称  此参数非必填*/
                initParamMap.Add("userFileName", "你好.mp4");

                /* 视频所属的类别ID(不填写为默认分类)此参数非必填*/
                //initParamMap.Add("typeId", 1056);

                /* 频所需转码模板ID(不填写为默认模板) 此参数非必填*/
                //initParamMap.Add("presetId", 30599);

                /* 转码成功后回调客户端的URL地址(需标准http格式)  此参数非必填*/
                initParamMap.Add("callbackUrl", null);

                /* 上传视频的描述信息  此参数非必填*/
                initParamMap.Add("description", "love.mp4");

                /* 上传视频的视频水印Id 此参数非必填*/
                //initParamMap.Add("watermarkId",1);

                /** 上传成功后回调客户端的URL地址(需标准http格式) */

                //initParamMap.Add("uploadCallbackUrl", "");

                /** 用户自定义信息,会在上传成功或转码成功后通过回调返回给用户 */
                //initParamMap.Add("userDefInfo", null);

                /*视频上传初始化*/

                /*视频上传初始化返回结果的封装类*/
                InitUploadVideoParam initUploadVideoParam = vclient.initUploadVideo(initParamMap);

                if (initUploadVideoParam.code != 200)
                {
                    Console.WriteLine("上传初始化失败");
                    return;
                }
                /*获取上传加速节点地址*/
                /*获取上传加速节点地址返回结果的封装类*/
                GetUploadHostParam getUploadHostParam = vclient.getUploadHost(initUploadVideoParam);

                if (null == getUploadHostParam)
                {
                    Console.WriteLine("获取加速节点失败");
                    return;
                }

                /*分片上传视频*/

                /*当前分片在整个对象中的起始偏移量    此参数必填*/
                long offset = 0;
                /*上传上下文         此参数必填*/
                string context = null;
                /*上传文件的输出流        此参数必填*/
                FileStream fileStream = null;


                fileStream = FileUtil.getFileInputStream(filePath);
                /*上传文件剩余大小*/
                long fileLength    = FileUtil.getFileLength(filePath);
                long remainderSize = fileLength;
                /*分片上传视频*/
                while (remainderSize > 0)
                {
                    UploadVideoFragmentParam uploadVideoParam = vclient.uploadVideoFragment(initUploadVideoParam, getUploadHostParam, offset, context, fileStream, remainderSize);
                    context       = uploadVideoParam.context;
                    offset        = uploadVideoParam.offset;
                    remainderSize = fileLength - offset;
                }

                /* 查询上传视频的vid*/
                List <string> objectNamesList = new List <string>();
                objectNamesList.Add(initUploadVideoParam.ret.objectName);

                /*查询上传视屏返回结果的封装类*/
                QueryVideoIDorWatermarkIDParam queryVideoIDParam = vclient.queryVideoID(objectNamesList);
                Console.WriteLine("[UploadVideoDemo] video id :" + queryVideoIDParam.ret.list[0].vid);
            } catch (Exception e) {
                Console.WriteLine("上传失败:" + e.Message);
            }
        }