//配置信息
AWSBasicSessionCredentialsProvider *provider = [[AWSBasicSessionCredentialsProvider alloc]initWithAccessKey:accessKeyId secretKey:accessKeySecret sessionToken:securityToken];
AWSEndpoint *endpoint = [[AWSEndpoint alloc]initWithRegion:AWSRegionUnknown service:AWSServiceS3 URL:bucketURL];
AWSServiceConfiguration *configuration = [[AWSServiceConfiguration alloc]initWithRegion:AWSRegionUSEast2 endpoint:endpoint credentialsProvider:provider];
\[AWSServiceManager defaultServiceManager\]setDefaultServiceConfiguration:configuration\]; AWSS3 \*s3 = \[AWSS3 defaultS3\]; //请求信息 AWSS3PutObjectRequest \*putRequest = \[\[AWSS3PutObjectRequest alloc\]init\]; putRequest.bucket = bucket; putRequest.key = key; //获取文件的大小 NSDictionary \*fileAttributes = \[\[NSFileManager defaultManager\]attributesOfItemAtPath:videoUrl.path error:**nil**\]; **if** (fileAttributes) { NSNumber \*fileSize = \[fileAttributes objectForKey:NSFileSize\]; //要上传内容的大小 putRequest.contentLength = fileSize; } //上传的内容，可以是data也可以是URL putRequest.body = videoUrl; **if**(\[type isEqualToString:@"1"\]){//视频 putRequest.contentType = @"video/mp4"; putRequest.body = videoUrl; }**else** **if** (\[type isEqualToString:@"0"\]){//图片 putRequest.contentType = @"image/jpeg"; NSData \*dataBody = UIImageJPEGRepresentation(image, 0.5); putRequest.body = dataBody; putRequest.contentLength = \[NSNumber numberWithLong:dataBody.length\]; } putRequest.uploadProgress = \^(int64_t bytesSent, int64_t totalBytesSent, int64_t totalBytesExpectedToSend) { // totalBytes: data.length 数据的总长度 // totalBytesSent: 已完成的长度 }; \[s3 putObject:putRequest completionHandler:\^(AWSS3PutObjectOutput \* **_Nullable** response, NSError \* **_Nullable** error) { **if** (error) { }**else**{ } }\]; 参考文章：[AWSS3 iOS SDK使用教程_aws s3 sdk-CSDN博客](https://blog.csdn.net/leleyuan1130/article/details/128715069 "AWSS3 iOS SDK使用教程_aws s3 sdk-CSDN博客")