func (s *CIService) DescribeMediaProcessBuckets(ctx context.Context, opt *DescribeMediaProcessBucketsOptions) (*DescribeMediaProcessBucketsResult, *Response, error)

// 需要设置 请求 URL 为 ci.<Region>.myqcloud.com
cu, _ := url.Parse("https://ci.ap-guangzhou.myqcloud.com")
b := &cos.BaseURL{CIURL: cu}
c := cos.NewClient(b, &http.Client{
    Transport: &cos.AuthorizationTransport{
        SecretID:  "SECRETID",
        SecretKey: "SECRETKEY",
    })

opt := &cos.DescribeMediaProcessBucketsOptions{
    Regions: "ap-guangzhou",
}
res, _, err := c.CI.DescribeMediaProcessBuckets(context.Background(), opt)
if err != nil {
    // ERROR       
}
fmt.Printf("res: %+v\\n", res)

type DescribeMediaProcessBucketsOptions struct {
        Regions     string
        BucketNames string
        BucketName  string
        PageNumber  int
        PageSize    int
}

type DescribeMediaProcessBucketsResult struct {
        RequestId       string
        TotalCount      int
        PageNumber      int
        PageSize        int
        MediaBucketList []MediaProcessBucket
}
type MediaProcessBucket struct {
        BucketId   string
        Region     string
        CreateTime string
}