API 参考/实时互动 RTC/macOS/AgoraSimulcastStreamConfigAgoraSimulcastStreamConfigmacOS更新时间不可用配置视频小流。复制页面 Objective-CCopy Text__attribute__((visibility("default"))) @interface AgoraSimulcastStreamConfig: NSObject @property (assign, nonatomic) int kBitrate; @property (assign, nonatomic) int framerate; @property (assign, nonatomic) CGSize dimensions; @end 注： 该接口为技术预览。