@brief Expected maximum frame rate of the subscribed stream in px. The default value is 0, values greater than 10 are valid.
If the frame rate of the stream published is higher than the value set by the subscriber, the subscriber receives the video of the frame rate set by this API; if the frame rate of the stream published is lower than the value set by the subscriber, the subscriber receives the video of the same frame rate of the video published.
Only valid if the stream is coded with SVC technique.
@platform ios
@brief Whether to subscribe to audio.
The user selects whether to subscribe to audio in the remote stream by setting this parameter. YES is subscribed audio, NO is not subscribed audio, the default value is YES.
@platform ios
@brief Whether to subscribe to videos.
The user selects whether to subscribe to videos in the remote stream by setting this parameter. YES is a subscription video, NO is a non-subscription video, the default value is YES.
@brief Subscribed video stream resolution subscript.
Users can publish multiple videos of different resolutions in a stream. Therefore, when subscribing to a stream, you need to specify the specific resolution of the subscription. This parameter is used to specify the subscript of the resolution to be subscribed to, and the default value is 0.