/// 对云上数据进行图片处理
public void ProcessWithPicOperation()
{
string bucket = "examplebucket-1250000000"; //存储桶，格式：BucketName-APPID
string key = "exampleobject"; //对象键
string srcPath = @"temp-source-file"; //本地文件绝对路径
//.cssg-snippet-body-start:[process-with-pic-operation]
JObject o = new JObject();
// 不返回原图
o["is_pic_info"] = 0;
JArray rules = new JArray();
JObject rule = new JObject();
rule["bucket"] = bucket;
rule["fileid"] = "desample_photo.jpg";
//处理参数，规则参见：https://cloud.tencent.com/document/product/460/19017
rule["rule"] = "imageMogr2/thumbnail/400x400";
rules.Add(rule);
o["rules"] = rules;
string ruleString = o.ToString(Formatting.None);
ImageProcessRequest request = new ImageProcessRequest(bucket, key, ruleString);
ImageProcessResult result = cosXml.ImageProcess(request);
//.cssg-snippet-body-end
}