content: import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.JSONObject;
  import com.volcengine.service.visual.IVisualService;
  import com.volcengine.service.visual.impl.VisualServiceImpl;
  
  public class VolcengineTest {
      //以下是同步调用直接返回结果的方法，按照实际需求可调用sdk同步及异步相关方法；
      public static void main(String[] args) {
          IVisualService visualService = VisualServiceImpl.getInstance();
          // call below method if you dont set ak and sk in ～/.vcloud/config
          visualService.setAccessKey("AKLTNmU0M2RkNWZkMmZmNDQwYWI2NTZiMjA1ODYxY2M3MjE");
          visualService.setSecretKey("TkdObFpXSTFZMlJtWldReE5EVTRPRGt4TkRsaE1EVTRaalpsTnpnMllURQ==");
  
  
          JSONObject req=new JSONObject();
          //请求Body(查看接口文档请求参数-请求示例，将请求参数内容复制到此)
          req.put("req_key","high_aes_general_v21_L");
          req.put("prompt","千军万马");
          req.put("model_version","general_v2.1_L");
          req.put("req_schedule_conf","general_v20_9B_pe");
          req.put("llm_seed",-1);
          req.put("seed",-1);
          req.put("scale",3.5);
          req.put("ddim_steps",25);
          req.put("width",512);
          req.put("height",512);
          req.put("use_pre_llm",true);
          req.put("use_sr",true);
          req.put("sr_seed",-1);
          req.put("sr_strength",0.4);
          req.put("sr_scale",3.5);
          req.put("sr_steps",20);
          req.put("is_only_sr",false);
          req.put("return_url",true);
          //创建子级JSONObject
          JSONObject subData = new JSONObject();
          subData.put("add_logo", true);
          subData.put("position", 2);
          subData.put("language", 0);
          subData.put("opacity", 0.3);
          subData.put("logo_text_content", "wangyangyang");
          req.put("logo_info",subData);
  
  
          try {
              Object response = visualService.cvProcess(req);
              System.out.println(JSON.toJSONString(response));
          } catch (Exception e) {
              e.printStackTrace();
          }
      }
  }
  