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我需要将 Amazon Elastic Transcoder 用于 mvc 项目。如文档所述,我想通过 http 请求使用它。在创建请求标头时,我需要按照我认为我所做的描述创建授权参数。但响应返回此错误; 我们计算的请求签名与您提供的签名不匹配。检查您的 AWS 秘密访问密钥和签名方法。有关详细信息,请参阅服务文档。

请求的主机参数为= elastictranscoder.us-east-1.amazonaws.com:443

帖子的 URl 是 = https://elastictranscoder.us-east-1.amazonaws.com:443/2012-09-25/jobs

授权参数类似于 = AWS4-HMAC-SHA256 Credential=accesskey/formatteddate/us-east-1/elastictranscoder/aws4_request,SignedHeaders=host;x-amz-date;x-amz-target,Signature=xxxxx

有人知道这个错误的原因吗?

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我已经从 nuget 为 mvc 项目更新了 AWSSDK,并且有一个用于弹性转码器的 api;这是简单的方法:

var response = etsClient.CreateJob(new CreateJobRequest() { PipelineId = "pipelineid", //pipeline.Id, Input = new JobInput() { AspectRatio = "auto", Container = "auto", FrameRate = "auto", Interlaced = "auto", Resolution = "auto", Key = "folder1/video.flv" }, Output = new CreateJobOutput() { ThumbnailPattern = "", Rotate = "0", PresetId = "1351620000001-000040", Key = "output.mp4" } });

于 2015-07-28T07:31:18.260 回答