CN101729378B - Routing scheduling method, device and system of media stream monitoring - Google Patents
Routing scheduling method, device and system of media stream monitoring Download PDFInfo
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- CN101729378B CN101729378B CN200810199061XA CN200810199061A CN101729378B CN 101729378 B CN101729378 B CN 101729378B CN 200810199061X A CN200810199061X A CN 200810199061XA CN 200810199061 A CN200810199061 A CN 200810199061A CN 101729378 B CN101729378 B CN 101729378B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
- H04N21/2402—Monitoring of the downstream path of the transmission network, e.g. bandwidth available
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
- H04N21/64723—Monitoring of network processes or resources, e.g. monitoring of network load
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
- H04N21/64746—Control signals issued by the network directed to the server or the client
- H04N21/64761—Control signals issued by the network directed to the server or the client directed to the server
Abstract
The embodiment of the invention discloses routing scheduling method and device of media stream monitoring. The routing scheduling method of the media stream monitoring comprises the following steps of: receiving a media stream monitoring request sent by a mobile monitoring terminal; judging whether a monitoring front-end encoding device supports a dicode stream or not according to the encoding capacity of the monitoring front-end encoding device; and carrying out routing scheduling on the media stream requested by the mobile monitoring terminal according to the decoding capacity of the mobile monitoring terminal, the encoding capacity of the monitoring front-end encoding device, whether the code rate output by the monitoring front-end encoding device can carry out wireless empty transmission at a mobile terminal, and/or the combination between the encoding capacity of the monitoring front-end encoding device and the transcoding capacity of a transcoding device. The embodiment can provide a more flexible and comprehensive routing scheduling strategy with real-time video monitoring by fully utilizing a conventional network monitoring system structure.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of routing scheduling method, equipment and system of media stream monitoring.
Background technology
At present; The network insertion bandwidth of front monitoring front-end audio/video coding equipment generally is limited in video monitoring system; And the real-time video monitoring business is carried out and is tended to exist a plurality of users to watch same front end monitoring resource simultaneously in the process; Or existing the user to ask the situation of the real-time monitor video of front end simultaneously, the network insertion bandwidth of front monitoring front-end encoding device just can not satisfy the professional needs of normally carrying out like this.In order to address this problem the present general way of industry is after the real-time video monitoring request from client arrives the center management server of center video monitoring platform; Center management server is divided forwarding server the medium that will the front end audio/video flow of request be dispatched to the center video monitoring platform earlier, divides forwarding server to be distributed to a plurality of clients through medium again and carries out real-time video monitoring simultaneously.
At present, can realize the real-time video monitoring of portable terminal through the dual code stream mode to video flowing.The center management server of center video monitoring platform is carried out real-time monitoring video flow routing scheduling according to client type after the real-time video monitoring request that receives client; Wherein main bit stream is used for the fixed network client and carries out real-time video monitoring, and subcode stream is used for portable terminal and carries out real-time video monitoring.
The another kind of mobile video monitor mode that exists at present is to realize carrying out real-time video monitoring based on portable terminal through transcoding mode; The front monitoring front-end encoding device only goes out one the tunnel and is fit to the code stream that fixed clients is carried out real-time video monitoring; The center management server of center video monitoring platform is carried out real-time monitoring video flow routing scheduling according to client type after the real-time video monitoring request that receives client, monitor code stream to the real-time video monitoring request of portable terminal and behind the monitor supervision platform transcoding, be distributed to mobile monitoring terminal.
These two kinds of video monitoring modes that exist at present, center management server only adopts single mode to the routing scheduling strategy of video monitoring, and scheduling mode is too simple, and underaction is with comprehensive.
Summary of the invention
Given this, the embodiment of the invention provides a kind of routing scheduling method and equipment of media stream monitoring.Can make full use of existing network monitoring system framework provides a kind of routing scheduling strategy of flexible, more comprehensive real-time video monitoring.
The embodiment of the invention provides a kind of routing scheduling method of media stream monitoring, comprising:
Receive the media stream monitoring request that mobile monitoring terminal sends;
According to the code capacity of said front monitoring front-end encoding device, judge whether said front monitoring front-end encoding device supports dual code stream;
When judging that definite said front monitoring front-end encoding device is supported dual code stream; Judge the code capacity of the decoding capability of definite said mobile monitoring terminal, and the code check of the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal more than or equal to said front monitoring front-end encoding device subcode stream;
Dispatching said mobile monitoring terminal monitors said Media Stream through the subcode stream of said front monitoring front-end encoding device.
Accordingly, the embodiment of the invention provides a kind of routing scheduling equipment of media stream monitoring, comprising:
The request receiving element is used to receive the media stream monitoring request that mobile monitoring terminal sends;
The dicode judging unit is used for the code capacity according to the front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream;
The routing scheduling unit, said routing scheduling unit comprises:
The first decoding judging unit, be used for when the judged result of said dicode judging unit when being, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device subcode stream;
The first transmission judging unit, be used for when the judged result of said dicode judging unit when being, judge whether the code check of the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal;
The first via is by scheduling unit, and the judged result that is used for when said first decoding judging unit and the said first transmission judging unit is when being, dispatches said mobile monitoring terminal and through the subcode stream of said front monitoring front-end encoding device said Media Stream is monitored.
Accordingly, the embodiment of the invention also provides a kind of media stream monitoring system, comprises the front monitoring front-end encoding device, also comprises:
Routing scheduling equipment, said routing scheduling equipment comprises:
The request receiving element is used to receive the media stream monitoring request that mobile monitoring terminal sends;
The dicode judging unit is used for the code capacity according to the front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream;
The routing scheduling unit, said routing scheduling unit comprises:
The first decoding judging unit, be used for when the judged result of said dicode judging unit when being, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device subcode stream;
The first transmission judging unit, be used for when the judged result of said dicode judging unit when being, judge whether the code check of the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal;
The first via is by scheduling unit, and the judged result that is used for when said first decoding judging unit and the said first transmission judging unit is when being, dispatches said mobile monitoring terminal and through the subcode stream of said front monitoring front-end encoding device said Media Stream is monitored.
The embodiment of the invention judges according to said whether said front monitoring front-end encoding device supports the judged result of dual code stream; And whether can be in said portable terminal radio open transmission according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; And/or the code capacity of said front monitoring front-end encoding device combines transcoding equipment transcoding ability; The Media Stream that said mobile monitoring terminal is asked carries out routing scheduling, and a kind of routing scheduling strategy of flexible, more comprehensive real-time video monitoring is provided.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is based on the schematic flow sheet of routing scheduling method of the media stream monitoring of the embodiment of the invention;
Fig. 2 is based on another the schematic flow sheet of routing scheduling method of the media stream monitoring of the embodiment of the invention;
Fig. 3 is the embodiment refinement schematic flow sheet of step S203 among Fig. 2;
Fig. 4 is based on the schematic flow sheet of routing scheduling method of the media stream monitoring of the embodiment of the invention;
Fig. 5 is the embodiment refinement schematic flow sheet of step S405 among Fig. 4;
Fig. 6 is based on the structural representation of routing scheduling equipment of the media stream monitoring of the embodiment of the invention;
Fig. 7 is based on another the structural representation of routing scheduling equipment of the media stream monitoring of the embodiment of the invention;
Fig. 8 is based on another the structural representation of routing scheduling equipment of the media stream monitoring of the embodiment of the invention;
Fig. 9 is based on a structural representation of the media stream monitoring system of the embodiment of the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.
Fig. 1 is based on the schematic flow sheet of routing scheduling method of the media stream monitoring of the embodiment of the invention.As shown in Figure 1, the method for present embodiment comprises:
Step S100 receives the media stream monitoring request that mobile monitoring terminal sends;
In concrete the realization, said Media Stream comprises video or audio frequency, and said mobile monitoring terminal can send looking the monitoring request of audio medium stream.
Step S101 according to the code capacity of front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream;
Step S102; Judge according to said whether said front monitoring front-end encoding device supports the judged result of dual code stream; And whether can be in said portable terminal radio open transmission according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; And/or the code capacity of said front monitoring front-end encoding device combination transcoding equipment transcoding ability, the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling.
In concrete the realization, the decoding capability of said mobile monitoring terminal comprises video code model, resolution, frame per second, the bit rate of said mobile monitoring terminal support decoding, the rank and the class of video coding;
The code capacity of said front monitoring front-end comprises whether said front monitoring front-end encoding device supports the rank and the class of the video code model of dual code stream output, the support of master/subcode stream, resolution, frame per second, bit rate, video coding;
The transcoding ability of said transcoding equipment comprises video code model, resolution, frame per second, the bit rate of the input code flow that said transcoding equipment is supported, the rank and the class of video coding, the rank of the video code model of output code flow, resolution, frame per second, bit rate, video coding and class behind the transcoding of support.
Present embodiment; Judge according to said whether said front monitoring front-end encoding device supports the judged result of dual code stream; And whether can be in said portable terminal radio open transmission according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; And/or the code capacity of said front monitoring front-end encoding device combines transcoding equipment transcoding ability; The Media Stream that said mobile monitoring terminal is asked carries out routing scheduling, and a kind of routing scheduling strategy of flexible, more comprehensive real-time video monitoring is provided.
Fig. 2 is based on another the schematic flow sheet of routing scheduling method of the media stream monitoring of the embodiment of the invention.As shown in Figure 2, the method for present embodiment comprises:
Step S200 receives the video flowing monitoring request that mobile monitoring terminal sends;
Step S201 according to the code capacity of said front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream, if judged result is for being commentaries on classics step S202; If judged result is changeed step S203 for not; In concrete the realization; The code capacity of said front monitoring front-end encoding device can be through receiving or be provided with acquisition in advance; When through receive mode acquisition in advance; Can obtain through the register flow path of said front monitoring front-end encoding device, said front monitoring front-end encoding device can report the code capacity of self when registering;
Step S202; Whether the decoding capability of judging said mobile monitoring terminal is more than or equal to the code capacity of said front monitoring front-end encoding device subcode stream; And whether the code check of judging the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal; If judged result is for being execution in step S204; If be judged as not process ends.In concrete the realization, the decoding capability of said mobile monitoring device can receive in advance and obtain, such as, when said mobile monitoring device lands network monitoring system or registration, in login message or log-on message, carry the code capacity information of self.
Step S203; Whether the decoding capability of judging said mobile monitoring terminal is more than or equal to the code capacity of the main bit stream of said front monitoring front-end encoding device; And whether the code check of judging the main bit stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal; If judged result is for being execution in step S205; If judged result is for denying process ends.
Step S204 dispatches said mobile monitoring terminal and said video flowing is monitored process ends through the subcode stream of said front monitoring front-end encoding device;
Further, the detailed process of step S204 is please with reference to Fig. 3, wherein:
Step S2041 wants the camera lens ID of monitoring video flow to search the business service node according to mobile monitoring terminal, and the business service node is popular says to refer to when video changes Distributor, distributed deployment point when network video recording server is supported distributed deployment;
Step S2042, the distribution of content (checking promptly whether the video flowing that will monitor is distributed in system) of the video flowing that basis will be monitored in the service node that finds, load, degree of safety etc. select video to change Distributor; In concrete the realization,, then directly select video to change Distributor if system does not support the branch of video flowing to dispose;
Step S2043 changes Distributor to video and sends the routing scheduling notice request; Comprise the indication information that carries out video monitoring through the subcode stream of front monitoring front-end encoding device in this notice request.
Step S2044; Video changes Distributor and handles the routing scheduling notice request; Concrete, said video changes Distributor can be kept and saidly carry out the indication information of video monitoring through subcode stream, and distributes self to receive and transmit address or the port information that needs monitoring video flow;
Step S2045, video change Distributor and return the routing scheduling push-notification-answer, carry the address or the port information that self receive and transmit monitor video in the said push-notification-answer;
Step S2046; Indication front monitoring front-end encoding device changes Distributor to the video of choosing and sends real-time monitoring video flow; Carry the code stream type parameter, the value of code stream type comprises main bit stream, subcode stream, and the value of specifically carrying the code stream type depends on the routing scheduling result; In the present embodiment, the code stream type of carrying is a subcode stream.
Step S2047, video change the monitor video subcode stream of Distributor with said mobile monitoring terminal request, send to said mobile monitoring terminal.
Step S205 dispatches said mobile monitoring terminal and through the main bit stream of said front monitoring front-end encoding device said Media Stream is monitored.
In concrete the realization, the detailed step of the detailed process of step S205 and step S204 shown in Figure 3 is similar, does not give unnecessary details at this.
Whether present embodiment can be in said portable terminal radio open information transmitted according to the code check of the decoding capability of mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; Dispatch said mobile monitoring terminal to the monitoring of the Media Stream of being asked, provide a kind of flexibly, the more comprehensive routing scheduling strategy of real-time video monitoring.
In other embodiment of the routing scheduling method of media stream monitoring of the present invention, the code capacity when step S201 step of present embodiment according to said front monitoring front-end encoding device is judged when said front monitoring front-end encoding device is not supported dual code stream, also can comprise:
Judge and confirm and can not satisfy simultaneously,
The decoding capability of said mobile monitoring terminal can transmit on the radio open of said mobile monitoring terminal more than or equal to the code check of the main bit stream of the code capacity of said front monitoring front-end encoding device main bit stream and said front monitoring front-end encoding device;
The code capacity of the main bit stream that code capacity that judge to confirm the input code flow that said transcoding equipment can receive provides greater than the front monitoring front-end encoding device;
Dispatching the code stream of said mobile monitoring terminal after through said transcoding equipment transcoding monitors said Media Stream.
The embodiment of the invention can also combine transcoding equipment transcoding ability through the code capacity of front monitoring front-end encoding device like this, and the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling.
Fig. 4 is based on the schematic flow sheet of routing scheduling method of the media stream monitoring of the embodiment of the invention; As shown in Figure 4, the method for present embodiment comprises:
Step S400 receives the video flowing monitoring request that mobile monitoring terminal sends;
Step S401 according to the code capacity of said front monitoring front-end encoding device, judges that whether said front monitoring front-end encoding device supports dual code stream, if be judged as is execution in step S402; Otherwise, execution in step S403.
Step S402; Whether the decoding capability of judging said mobile monitoring terminal is more than or equal to the code capacity of said front monitoring front-end encoding device subcode stream; And whether the code check of judging the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal; If judged result is for being execution in step S404; Otherwise, process ends;
Step S403, the code capacity of the main bit stream whether code capacity of judging the input code flow that said transcoding equipment can receive provides greater than the front monitoring front-end encoding device is if judged result is for being execution in step S405, otherwise process ends;
Step S404 dispatches said mobile monitoring terminal and said video flowing is monitored process ends through the subcode stream of said front monitoring front-end encoding device;
In concrete the realization, the detailed process of step S404 is same as shown in Figure 3, does not give unnecessary details at this.
Step S405 dispatches the code stream of said mobile monitoring terminal after through said transcoding equipment transcoding said Media Stream is monitored.
Further, the detailed process of the step S405 of present embodiment is with reference to shown in Figure 5, wherein:
Step S4051 selects video to change Distributor in service node according to content code stream distribution, load, health condition before the transcoding;
Step S4052, code stream routing scheduling notification message before video changes Distributor to send transcoding;
Step S4053, video change Distributor and handle the routing scheduling notice request, in concrete the realization, change Distributor frequently and can be the routing scheduling information of code stream before the transcoding of preserving other devices allocation or distribute routing iinformation for code stream before the said transcoding;
Step S4054, video changes Distributor code stream routing scheduling push-notification-answer before center management server is returned transcoding;
Step S4055 indicates front monitoring front-end encoding device real-time monitoring video flow before the video that is dispatched to changes Distributor to send transcoding, if the preceding code stream of transcoding has been distributed on the video commentaries on classics Distributor that finds then do not needed this step;
Step S4056, code stream routing scheduling notice request after the video code conversion server sends transcoding, carry in this request said mobile monitoring terminal through transcoding equipment transcoding before code stream indication information that monitor video is monitored;
Step S4057; Video code conversion server process routing scheduling notice request; Preserve the routing scheduling result, the routing scheduling result of preservation comprises the address or the port information of the commentaries on classics Distributor of information that code stream after said mobile monitoring terminal is through transcoding equipment transcoding is monitored monitor video and scheduling;
Step S4058, video code conversion server return the transcoding way of escape and are responded by the dispatch notification request;
Step S4059, the video code conversion server is according to routing scheduling result real-time video monitoring Media Stream before video changes Distributor request transcoding;
Step S4060, video changes Distributor real-time video monitoring Media Stream before the video code conversion server returns transcoding;
Step S4061, video code conversion server to transcoding before video stream carry out transcoding and handle;
Step S4062 searches video according to content code stream distribution before the transcoding and changes Distributor, code stream behind distribution transcoding on the identical video commentaries on classics Distributor;
Step S4063, indication transcoding equipment code stream after the commentaries on classics Distributor of code stream behind the transcoding that is routed to sends transcoding;
Step S4064, video change Distributor with said transcoding after code stream send to the corresponding mobile monitor terminal.
Whether present embodiment can carry out routing scheduling at the Media Stream that said portable terminal radio open transmission is asked said mobile monitoring terminal according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; Or combine transcoding equipment transcoding ability according to the code capacity of said front monitoring front-end encoding device, the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling, provide a kind of flexibly, the more comprehensive routing scheduling strategy of real-time video monitoring.
Accordingly, the embodiment of the invention provides the equipment that can implement the routing scheduling method of above-mentioned media stream monitoring, and this equipment can be the center management server of Surveillance center's platform in the network monitoring system in concrete the realization.Enumerate several embodiment below, the routing scheduling equipment of the media stream monitoring of the embodiment of the invention is described.
Fig. 6 is based on the structural representation of routing scheduling equipment of the media stream monitoring of the embodiment of the invention; As shown in Figure 6, the routing scheduling equipment of present embodiment comprises request receiving element 60, dicode judging unit 61 and routing scheduling unit 62, wherein:
Described request receiving element 60 is used to receive the media stream monitoring request that mobile monitoring terminal sends;
Said dicode judging unit 61 is used for the code capacity according to the front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream;
Said routing scheduling unit 62; Link to each other with described request receiving element 60 respectively and link to each other with said dicode judging unit 61; Be used for judging according to said whether said front monitoring front-end encoding device supports the judged result of dual code stream; And whether can be in said portable terminal radio open transmission according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; And/or the code capacity of said front monitoring front-end encoding device combination transcoding equipment transcoding ability, the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling.
Present embodiment judges according to said whether said front monitoring front-end encoding device supports the judged result of dual code stream; And whether can be in said portable terminal radio open transmission according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; And/or the code capacity of said front monitoring front-end encoding device combines transcoding equipment transcoding ability; The Media Stream that said mobile monitoring terminal is asked carries out routing scheduling, and a kind of routing scheduling strategy of flexible, more comprehensive real-time video monitoring is provided.
Fig. 7 is based on another the structural representation of routing scheduling equipment of the media stream monitoring of the embodiment of the invention; As shown in Figure 7, the routing scheduling equipment of present embodiment comprises ability receiving element 70, request receiving element 72, dicode judging unit 73 and routing scheduling unit 74, wherein:
Said ability receiving element 70 is used to receive the decoding capability information of mobile monitoring terminal, the code capacity information of front monitoring front-end encoding device and the transcoding ability information of said transcoding equipment.
Described request receiving element 72 is used to receive the media stream monitoring request that mobile monitoring terminal sends;
Said dicode judging unit 73 links to each other with said ability receiving element 70, is used for the code capacity according to the front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream;
Said routing scheduling unit 74; Link to each other with said ability receiving element 70, described request receiving element 72 and said dicode judging unit 73 respectively; Be used for judged result according to said dicode judging unit 73; Whether the code check of the decoding capability of the said mobile monitoring terminal that said ability receiving element 70 receives, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device can be in said portable terminal radio open transmission, and routing scheduling is carried out in the monitoring of the Media Stream that the said monitoring request that described request receiving element 72 is received is asked.
Further; Still with reference to figure 7; Said routing scheduling unit 74 comprises that the first decoding judging unit 741, first transmits judging unit 742, the second decoding judging unit 743, second transmits judging unit 744, the first via by scheduling unit 745 and secondary route scheduling unit 746, wherein
The said first decoding judging unit 741, be used for when the judged result of said dicode judging unit 73 when being, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device subcode stream;
The said first transmission judging unit 742, be used for when the judged result of said dicode judging unit 73 when being, judge whether the code check of the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal;
The second decoding judging unit 743, be used for when the judged result of said dicode judging unit 73 when denying, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device;
The second transmission judging unit 744, be used for when the judged result of said dicode judging unit 73 when denying, judge whether the code check of the main bit stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring device;
The first via is by scheduling unit 745; The judged result that is used for when said first decoding judging unit 741 and the said first transmission judging unit 742 is when being, dispatches said mobile monitoring terminal and through the subcode stream of said front monitoring front-end encoding device said Media Stream is monitored;
Secondary route scheduling unit 746; The judged result that is used for when said second decoding judging unit 743 and the said second transmission judging unit 744 is when being, dispatches said mobile monitoring terminal and through the main bit stream of said front monitoring front-end encoding device said Media Stream is monitored.
Whether present embodiment can be in said portable terminal radio open information transmitted according to the code check of the decoding capability of mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; Dispatch said mobile monitoring terminal to the monitoring of the Media Stream of being asked, provide a kind of flexibly, the more comprehensive routing scheduling strategy of real-time video monitoring.
Another embodiment of the routing scheduling equipment of media stream monitoring of the present invention can comprise that also the 3rd coding judging unit and Third Road are by scheduling unit, wherein except comprising structure embodiment illustrated in fig. 7:
The 3rd coding judging unit; Be used for judged result when said second decoding judging unit and the said second transmission judging unit and be not simultaneously when being the code capacity of the main bit stream whether code capacity of judging the input code flow that said transcoding equipment can receive provides greater than said front monitoring front-end encoding device;
Third Road is by scheduling unit, be used for when the judged result of said the 3rd coding judging unit when being, dispatch the code stream of said mobile monitoring terminal after said Media Stream monitored through said transcoding equipment transcoding.
The embodiment of the invention can also combine transcoding equipment transcoding ability through the code capacity of front monitoring front-end encoding device like this, and the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling.
Fig. 8 is based on another the structural representation of routing scheduling equipment of the media stream monitoring of the embodiment of the invention; As shown in Figure 8, the routing scheduling equipment of present embodiment comprises request receiving element 80, dicode judging unit 81 and routing scheduling unit 82, wherein:
Described request receiving element 80 is identical with the cellular construction and the function of same names among Fig. 7 with said dicode judging unit 81, does not give unnecessary details at this.
Said routing scheduling unit 82; Link to each other with said dicode judging unit 81 with described request receiving element 80 respectively; Whether the code check that is used for the decoding capability according to said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the transcoding ability of transcoding equipment, the output of said front monitoring front-end encoding device can be in said portable terminal radio open information transmitted; The monitoring of the Media Stream that the said monitoring request that described request receiving element 80 is received is asked is carried out routing scheduling or is combined transcoding equipment transcoding ability according to the code capacity of said front monitoring front-end encoding device, and the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling.
Further, still with reference to figure 8, said routing scheduling unit 82 comprises that the first decoding judging unit 821, first transmits judging unit 822, the 4th coding judging unit 823, the first via by scheduling unit 824 and the 4th routing scheduling unit 825, wherein:
The said first decoding judging unit 821, said first transmits judging unit 822, the said first via is identical with the Elementary Function of same names among Fig. 7 respectively by scheduling unit 824, does not give unnecessary details at this.
Said the 4th coding judging unit 823, be used for when the judged result of said dicode judging unit 81 when denying, the code capacity of the main bit stream whether code capacity of judging the input code flow that said transcoding equipment can receive provides greater than said front monitoring front-end encoding device;
Said the 4th routing scheduling unit 825 is used for judged result when said the 4th coding judging unit 823 when being, dispatches the code stream of said mobile monitoring terminal after through said transcoding equipment transcoding said Media Stream is monitored.
Whether present embodiment can carry out routing scheduling at the Media Stream that said portable terminal radio open transmission is asked said mobile monitoring terminal according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; Or combine transcoding equipment transcoding ability according to the code capacity of said front monitoring front-end encoding device, the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling, provide a kind of flexibly, the more comprehensive routing scheduling strategy of real-time video monitoring.
Accordingly, the embodiment of the invention also provides a kind of media stream monitoring system, and is as shown in Figure 9, and the media stream monitoring system of present embodiment comprises front monitoring front-end encoding device 90 and routing scheduling equipment 91, wherein:
Said front monitoring front-end encoding device 90 is used to accomplish the front end video monitoring;
Said routing scheduling equipment 91; Be used to receive the media stream monitoring request that mobile monitoring terminal sends; Code capacity according to said front monitoring front-end encoding device 90; Judge whether said front monitoring front-end encoding device 90 supports dual code stream; Judge according to said whether said front monitoring front-end encoding device 90 supports the judged result of dual code stream; And whether can be in said portable terminal radio open transmission according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device 90, said front monitoring front-end encoding device 90 outputs, and/or the code capacity of said front monitoring front-end encoding device 90 combines transcoding equipment transcoding ability, the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling.
Whether present embodiment can carry out routing scheduling at the Media Stream that said portable terminal radio open transmission is asked said mobile monitoring terminal according to the code check of the decoding capability of said mobile monitoring terminal, the code capacity of front monitoring front-end encoding device, the output of said front monitoring front-end encoding device; Or combine transcoding equipment transcoding ability according to the code capacity of said front monitoring front-end encoding device, the Media Stream that said mobile monitoring terminal is asked carries out routing scheduling, provide a kind of flexibly, the more comprehensive routing scheduling strategy of real-time video monitoring.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method; Be to instruct relevant hardware to accomplish through computer program; Described program can be stored in the computer read/write memory medium; This program can comprise the flow process like the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Above disclosedly be merely preferred embodiment of the present invention, can not limit the present invention's interest field certainly with this, the equivalent variations of therefore doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (13)
1. the routing scheduling method of a media stream monitoring is characterized in that, comprising:
Receive the media stream monitoring request that mobile monitoring terminal sends;
According to the code capacity of front monitoring front-end encoding device, judge whether said front monitoring front-end encoding device supports dual code stream;
When judging that definite said front monitoring front-end encoding device is supported dual code stream; Judge the code capacity of the decoding capability of definite said mobile monitoring terminal, and the code check of the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal more than or equal to said front monitoring front-end encoding device subcode stream;
Dispatching said mobile monitoring terminal monitors said Media Stream through the subcode stream of said front monitoring front-end encoding device.
2. the routing scheduling method of media stream monitoring as claimed in claim 1 is characterized in that,
When judging that definite said front monitoring front-end encoding device is not supported dual code stream,
Judge the code capacity of the decoding capability of definite said mobile monitoring terminal, and the code check of the main bit stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal more than or equal to said front monitoring front-end encoding device main bit stream;
Dispatching said mobile monitoring terminal monitors said Media Stream through the main bit stream of said front monitoring front-end encoding device.
3. the routing scheduling method of media stream monitoring as claimed in claim 1 is characterized in that,
When judging that definite said front monitoring front-end encoding device is not supported dual code stream,
The code capacity of the main bit stream that code capacity that judge to confirm the input code flow that transcoding equipment can receive provides greater than the front monitoring front-end encoding device;
Dispatching the code stream of said mobile monitoring terminal after through said transcoding equipment transcoding monitors said Media Stream.
4. the routing scheduling method of media stream monitoring as claimed in claim 1 is characterized in that,
When judging that definite said front monitoring front-end encoding device is not supported dual code stream,
Judge and confirm and can not satisfy simultaneously,
The decoding capability of said mobile monitoring terminal can transmit on the radio open of said mobile monitoring terminal more than or equal to the code check of the main bit stream of the code capacity of said front monitoring front-end encoding device main bit stream and said front monitoring front-end encoding device;
The code capacity of the main bit stream that code capacity that judge to confirm the input code flow that transcoding equipment can receive provides greater than the front monitoring front-end encoding device;
Dispatching the code stream of said mobile monitoring terminal after through said transcoding equipment transcoding monitors said Media Stream.
5. the routing scheduling method of media stream monitoring as claimed in claim 1 is characterized in that, also comprises:
Receive the decoding capability information of mobile monitoring terminal, the code capacity information of front monitoring front-end encoding device, the transcoding ability information of transcoding equipment.
6. the routing scheduling method of media stream monitoring as claimed in claim 5 is characterized in that,
The decoding capability of said mobile monitoring terminal comprises video code model, resolution, frame per second, the bit rate of said mobile monitoring terminal support decoding, the rank and the class of video coding;
The code capacity of said front monitoring front-end comprises whether said front monitoring front-end encoding device supports the rank and the class of the video code model of dual code stream output, the support of master/subcode stream, resolution, frame per second, bit rate, video coding;
The transcoding ability of said transcoding equipment comprises video code model, resolution, frame per second, the bit rate of the input code flow that said transcoding equipment is supported, the rank and the class of video coding, the rank of the video code model of output code flow, resolution, frame per second, bit rate, video coding and class behind the transcoding of support.
7. the routing scheduling equipment of a media stream monitoring is characterized in that, comprising:
The request receiving element is used to receive the media stream monitoring request that mobile monitoring terminal sends;
The dicode judging unit is used for the code capacity according to the front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream;
The routing scheduling unit, said routing scheduling unit comprises:
The first decoding judging unit, be used for when the judged result of said dicode judging unit when being, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device subcode stream;
The first transmission judging unit, be used for when the judged result of said dicode judging unit when being, judge whether the code check of the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal;
The first via is by scheduling unit, and the judged result that is used for when said first decoding judging unit and the said first transmission judging unit is when being, dispatches said mobile monitoring terminal and through the subcode stream of said front monitoring front-end encoding device said Media Stream is monitored.
8. the routing scheduling equipment of media stream monitoring as claimed in claim 7 is characterized in that, said routing scheduling unit also comprises:
The second decoding judging unit, be used for when the judged result of said dicode judging unit when denying, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device main bit stream;
The second transmission judging unit, be used for when the judged result of said dicode judging unit when denying, judge whether the code check of the main bit stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring device;
The secondary route scheduling unit is used for being when being when the judged result of said second decoding judging unit and the said second transmission judging unit, dispatches said mobile monitoring terminal and through the main bit stream of said front monitoring front-end encoding device said Media Stream is monitored.
9. the routing scheduling equipment of media stream monitoring as claimed in claim 7 is characterized in that, said routing scheduling unit also comprises:
The 4th coding judging unit, be used for when the judged result of said dicode judging unit when denying, the code capacity of the main bit stream whether code capacity of judging the input code flow that transcoding equipment can receive provides greater than said front monitoring front-end encoding device;
The 4th routing scheduling unit is used for judged result when said the 4th coding judging unit when being, dispatches the code stream of said mobile monitoring terminal after through said transcoding equipment transcoding said Media Stream is monitored.
10. the routing scheduling equipment of media stream monitoring as claimed in claim 7 is characterized in that, said routing scheduling unit also comprises:
The second decoding judging unit, be used for when the judged result of said dicode judging unit when denying, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device main bit stream;
The second transmission judging unit, be used for when the judged result of said dicode judging unit when denying, judge whether the code check of the main bit stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring device;
The 3rd coding judging unit; Be used for judged result when said second decoding judging unit and the said second transmission judging unit and be not simultaneously when being the code capacity of the main bit stream whether code capacity of judging the input code flow that transcoding equipment can receive provides greater than said front monitoring front-end encoding device;
Third Road is by scheduling unit, be used for when the judged result of said the 3rd coding judging unit when being, dispatch the code stream of said mobile monitoring terminal after said Media Stream monitored through said transcoding equipment transcoding.
11. the routing scheduling equipment of media stream monitoring as claimed in claim 7 is characterized in that, also comprises:
The ability receiving element is used to receive the decoding capability information of mobile monitoring terminal, the code capacity information of front monitoring front-end encoding device and the transcoding ability information of transcoding equipment.
12. the routing scheduling equipment of media stream monitoring as claimed in claim 7 is characterized in that, said routing scheduling equipment is the center management server of center monitoring platform.
13. a media stream monitoring system comprises the front monitoring front-end encoding device, it is characterized in that, also comprises:
Routing scheduling equipment, said routing scheduling equipment comprises:
The request receiving element is used to receive the media stream monitoring request that mobile monitoring terminal sends;
The dicode judging unit is used for the code capacity according to the front monitoring front-end encoding device, judges whether said front monitoring front-end encoding device supports dual code stream;
The routing scheduling unit, said routing scheduling unit comprises:
The first decoding judging unit, be used for when the judged result of said dicode judging unit when being, whether the decoding capability of judging said mobile monitoring terminal more than or equal to the code capacity of said front monitoring front-end encoding device subcode stream;
The first transmission judging unit, be used for when the judged result of said dicode judging unit when being, judge whether the code check of the subcode stream of said front monitoring front-end encoding device can transmit on the radio open of said mobile monitoring terminal;
The first via is by scheduling unit, and the judged result that is used for when said first decoding judging unit and the said first transmission judging unit is when being, dispatches said mobile monitoring terminal and through the subcode stream of said front monitoring front-end encoding device said Media Stream is monitored.
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| CN200810199061XA CN101729378B (en) | 2008-10-10 | 2008-10-10 | Routing scheduling method, device and system of media stream monitoring |
| PCT/CN2009/074118 WO2010040307A1 (en) | 2008-10-10 | 2009-09-22 | Route scheduling method, device and system for media stream monitoring |
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| CN102833694A (en) * | 2011-06-14 | 2012-12-19 | 深圳中兴力维技术有限公司 | Data transmission method and system for MMS (multimedia message) monitoring systems |
| CN102625082A (en) * | 2012-02-29 | 2012-08-01 | 中山大学 | Video monitoring system |
| CN102630062B (en) * | 2012-03-07 | 2014-05-28 | 深圳市信义科技有限公司 | Intelligent video routing method based on video scheduling |
| US10425453B2 (en) * | 2015-04-17 | 2019-09-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Dynamic packager network based ABR media distribution and delivery |
| CN105306964B (en) * | 2015-10-23 | 2018-05-08 | 北京理工大学 | A kind of video stream transcoding failure quick recovery system and restoration methods |
| CN106713846B (en) * | 2016-11-14 | 2020-04-10 | 浙江宇视科技有限公司 | Live connection establishing method and device |
| CN110493315B (en) * | 2019-07-19 | 2022-06-14 | 视联动力信息技术股份有限公司 | Method and device for calling video communication link |
| CN111988645B (en) * | 2020-08-27 | 2022-07-19 | 上海七牛信息技术有限公司 | Audio and video transmission bandwidth self-adaption method |
| CN112423025A (en) * | 2020-11-18 | 2021-02-26 | 北京金和网络股份有限公司 | Transcoding method and transcoder supporting multiple video access modes |
| US11799934B1 (en) * | 2022-10-28 | 2023-10-24 | Genetec Inc. | Methods and systems for routing media |
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