Patent ID: 9426199
Filing Date: 2016-08-23
CPC Classification: H04L,H04N

Claim Text:
1. A method for notifying a Real-Time Streaming Protocol (RTSP) event, comprising: monitoring, by an RTSP event monitoring and notifying device, an RTSP event state for an RTSP event, the RTSP event comprises at least transmission of real-time audio or video data streaming on demand; and sending, by the RTSP event monitoring and notifying device to an RTSP event state receiving device, a notification indicative of a change of the RTSP event state upon detecting the change of the RTSP event state, so as to enable the RTSP event state receiving device to update its RTSP event state to be consistent with the RTSP event monitoring and notifying device, wherein if the RTSP event occurs at time of monitoring the RTSP event state, the notification carries the information about the occurrence of the RTSP event; wherein if the RTSP event occurs before start of monitoring the RTSP event state and the RTSP event state has changed, the notification carries the information about the changed state of the RTSP event; and wherein the RTSP event comprises one of a state of playing streaming media and a network state.