C# (Windows)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MEDIA_STREAM_TYPEv4.2.0v4.2.0复制页面MEDIA_STREAM_TYPE媒体流的类型。枚举值STREAM_TYPE_UNKNOWN 0: 未知类型。STREAM_TYPE_VIDEO 1: 视频流。STREAM_TYPE_AUDIO 2: 音频流。STREAM_TYPE_SUBTITLE 3: 字幕流。