| Package | Description | 
|---|---|
| com.tencentcloudapi.trtc.v20190722 | |
| com.tencentcloudapi.trtc.v20190722.models | 
| Modifier and Type | Method and Description | 
|---|---|
| StartPublishCdnStreamResponse | TrtcClient. StartPublishCdnStream(StartPublishCdnStreamRequest req)接口说明:  
启动一个混流转推任务,将  TRTC 房间的多路音视频流混成一路音视频流,编码后推到直播 CDN 或者回推到 TRTC 房间。也支持不转码直接转推 TRTC 房间的单路流。启动成功后,会返回一个 SdkAppid 维度唯一的任务 Id(TaskId)。您需要保存该 TaskId,后续需要依赖此 TaskId 更新和结束任务。可以参考文档: [功能说明](https://cloud.tencent.com/document/product/647/84721#b9a855f4-e38c-4616-9b07-fc44e0e8282a) 和 [常见问题](https://cloud.tencent.com/document/product/647/62620)
注意:
您可以在控制台开通旁路转推回调功能,对转推 CDN 状态的事件进行监控,回调请参考文档:[旁路转推回调说明](https://cloud.tencent.com/document/product/647/88552)  
您发起混流转推任务时,可能会产生如下费用:  
MCU 混流转码费用,请参考文档:[云端混流转码计费说明](https://cloud.tencent.com/document/product/647/49446)  
转推非腾讯云 CDN 费用,请参考文档:[云端转推计费说明](https://cloud.tencent.com/document/product/647/82155) | 
| Constructor and Description | 
|---|
| StartPublishCdnStreamResponse(StartPublishCdnStreamResponse source)NOTE: Any ambiguous key set via .set("AnyKey", "value") will be a shallow copy,
       and any explicit key, i.e Foo, set via .setFoo("value") will be a deep copy. | 
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