Unreal (C++)AndroidiOSmacOSWebC++ (全平台)HarmonyOSC# (Windows)小程序ElectronUnityFlutterReact NativeUnreal (C++)Unreal (Blueprint)React文档中心/实时互动/本页总览SIMULCAST_STREAM_MODEv4.5.1v4.5.1v4.5.0v4.4.0v4.2.1复制页面SIMULCAST_STREAM_MODE发送视频流的模式。枚举值AUTO_SIMULCAST_STREAM -1:默认不发送小流,直至收到接收端发起的订阅小流申请时,开始自动发送小流。DISABLE_SIMULCAST_STREAM 0:始终不发送小流。ENABLE_SIMULCAST_STREAM 1:始终发送小流。