feat(model/vl): support paramter response_format

Author: kevinlin09

samples/MultiModalConversationUsage.java

@@ -8,6 +8,7 @@
 import com.alibaba.dashscope.aigc.multimodalconversation.*;
 import com.alibaba.dashscope.common.Message;
 import com.alibaba.dashscope.common.MultiModalMessage;
+import com.alibaba.dashscope.common.ResponseFormat;
 import com.alibaba.dashscope.common.Role;
 import com.alibaba.dashscope.exception.ApiException;
 import com.alibaba.dashscope.exception.NoApiKeyException;
@@ -37,6 +38,7 @@ public static void simpleMultiModalConversationCall() throws ApiException, NoApi
                 .model(MultiModalConversationUsage.modelName).message(systemMessage)
                 .vlHighResolutionImages(true)
                 .vlEnableImageHwOutput(true)
+                .responseFormat(ResponseFormat.from(ResponseFormat.TEXT))
 //                .incrementalOutput(true)
                 .message(userMessage).build();
         MultiModalConversationResult result = conv.call(param);

src/main/java/com/alibaba/dashscope/aigc/multimodalconversation/MultiModalConversationParam.java

@@ -1,6 +1,7 @@
 package com.alibaba.dashscope.aigc.multimodalconversation;
 
 import com.alibaba.dashscope.base.HalfDuplexServiceParam;
+import com.alibaba.dashscope.common.ResponseFormat;
 import com.alibaba.dashscope.exception.InputRequiredException;
 import com.alibaba.dashscope.tools.ToolBase;
 import com.alibaba.dashscope.utils.ApiKeywords;
@@ -128,6 +129,9 @@ public class MultiModalConversationParam extends HalfDuplexServiceParam {
   /** enable vl_enable_image_hw_output */
   protected Boolean vlEnableImageHwOutput;
 
+  /** response format */
+  private ResponseFormat responseFormat;
+
   @Override
   public JsonObject getHttpBody() {
     JsonObject requestObject = new JsonObject();
@@ -233,6 +237,10 @@ public Map<String, Object> getParameters() {
       params.put("vl_enable_image_hw_output", vlEnableImageHwOutput);
     }
 
+    if (responseFormat != null) {
+      params.put("response_format", responseFormat);
+    }
+
     params.putAll(parameters);
     return params;
   }