WO2009076817A1

WO2009076817A1 - A method for realizing the playback of video data under the cooperative control of a plurality of terminals and a playback control agent

Info

Publication number: WO2009076817A1
Application number: PCT/CN2008/073126
Authority: WO
Inventors: Jian Liu
Original assignee: Huawei Technologies Co., Ltd.
Priority date: 2007-11-21
Filing date: 2008-11-20
Publication date: 2009-06-25
Also published as: CN101159850A; CN101159850B

Abstract

A method for realizing the playback of multimedia data under the cooperative control of a plurality of terminals is disclosed. The method includes the steps of: receiving a request, sent by a first terminal, for having multimedia data shared, wherein the request comprises the information on a target terminal(s) and the information on the multimedia data to be shared; storing the identification of the fist terminal according to the request for having the multimedia data shared, and issuing an invitation(s) for sharing to the target terminal(s); after an acknowledgement(s) to the invitation(s) sent by an on-line target terminal(s) is(are) received, storing the information on the on-line target terminal(s) returning the acknowledgement(s) to the invitation(s); and playing the multimedia data towards the stored on-line target terminal(s) by a streaming media server. A playback control agent is also disclosed. The playback control agent comprises specifically a terminal request receiving unit, an information maintaining unit and a playback control request forwarding unit. According to the present invention, by means of the method for receiving the request for having a multimedia service(s) shared from a first terminal and playing the multimedia data towards the target terminal(s) by a streaming media server, it is realized to select an other user(s) by a terminal to share resources.

Description

Method for realizing multi-terminal cooperative control to play video data and playing control agent The present application claims to be submitted to the Chinese Patent Office on November 21, 2007, the application number is 200710187505.3, and the invention name is "to realize the method and play of playing video data by multi-terminal cooperative control". The priority of the Chinese Patent Application, the entire disclosure of which is incorporated herein by reference. Technical field

The present invention relates to the field of communications technologies, and in particular, to a method and a playback control agent for implementing coordinated control of playing video data by multiple terminals. Background technique

With the development of digital media technology, personal video services have entered the field of general consumption.

1) The earliest personal video service is based on video consumption in the broadcast/multicast mode. The system side broadcasts media and data for all users, and the terminal side receives and parses media and data information, and presents it to the end user, by means of digitization. The technical ability, in the case of broadcasting, realizes the basic functions of media service content display (EPG), content selection, content protection, etc.; and by means of other return channels, the on-demand service in the case of one-way broadcast of the media stream can be completed;

2) With the promotion of broadband devices and IP transmission methods, point-to-point video services can be regarded as the second phase of video services. At this stage, a complete interaction can be formed between the personal terminal and the service provider, and the representative ones are the IPTV and mobile streaming media services based on the IP network. The user and the server interact with each other through a complete and peer-to-peer uplink and downlink IP channel. The server can perform individual difference service for the user. Each user has a completely different, personalized service, content display, and private media. Stream access.

3) After the IPTV (internet protocol Television IP TV) and the mobile streaming media service are developed to a certain stage, a video resource indexing server is set in the current solution, and is connected to the streaming media server, and receives and stores the real-time video resource information sent by the streaming media server. , see Figure 1, the program is specifically:

Step 101: The streaming media server sends video resource index information to the index server. Step 102: The index server establishes a media resource index.

Step 103: The streaming media server shares video resource information and port information with the terminal. Step 104: The terminal requests a media resource from the index server.

Step 105: The index server searches for the media resource; and steps 106 to 108 or 106A to 108A; Step 106: The index server sends the media resource index to the terminal;

Step 107: The terminal requests a video resource from the streaming server.

Step 108: The streaming media server sends the video resource to the terminal, and the process ends.

Step 106A: The index server requests a video resource from the streaming server.

Step 107A: The streaming media server sends a video resource to the index server.

Step 108A: The index server sends a video resource to the terminal.

It can be seen that in the method, the terminal can obtain real-time video resource information by accessing the cable I server, and download and real-time video resources to the corresponding streaming media server; or the terminal requests real-time video resources from the video resource indexing server, and the index server according to real-time Video resource information to streaming media, but in this method, only the terminal can request the resource unilaterally, but the terminal cannot select another user to share the resource; the personalization sharing problem between the terminals is not considered, which is a passive Sharing mode; and for the same behavior as the first method, the control between the terminals cannot be performed. Summary of the invention

The embodiments of the present invention implement multi-terminal cooperative control to play multimedia data, and the terminal can select other users to share resources.

A method for implementing multi-terminal collaborative control for playing multimedia data according to an embodiment of the present invention includes:

Receiving a shared multimedia data request sent by the first terminal, where the request carries the destination terminal information and the shared multimedia data information;

Saving the first terminal identifier according to the shared multimedia data request, and sending a sharing invitation to the destination terminal;

After receiving the confirmation invitation sent by the online destination terminal, the online destination terminal information of the feedback confirmation invitation is saved;

The multimedia data is played to the saved online destination terminal through the streaming server. The embodiment of the invention provides a multi-terminal cooperative control for playing multimedia data. Control agent, the play control agent includes:

The terminal request receiving unit is configured to receive a shared multimedia data request sent by the first terminal, where the request includes the destination terminal information and the shared multimedia data information; and the confirmation request information received by the online destination terminal is received;

The information maintenance unit is configured to save the first terminal identifier and the online destination terminal information of the feedback confirmation invitation information received by the playback control request forwarding unit;

The play control request forwarding unit is configured to play the multimedia data to the online destination terminal through the streaming media server.

A service server provided by an embodiment of the present invention includes:

a receiving unit, configured to receive a shared multimedia data request sent by the play control agent, where the request includes at least one of the first terminal information, the played multimedia data, the destination terminal information, and the destination terminal permission information;

a calculating unit, configured to re-determine the first terminal information, the played multimedia data, the destination terminal information, or the destination terminal authority information according to the predefined algorithm and the shared multimedia data request; and a feedback unit, configured to: perform the re-determined The first terminal information, the played multimedia data, the destination terminal information, or the destination terminal authority information are fed back to the playback control agent.

Receiving unit, receiving a charging request;

The service server includes a billing unit for recording the fee for playing the multimedia data according to the billing request and the playing status.

A terminal for implementing multi-terminal collaborative control for playing multimedia data according to an embodiment of the present invention includes:

a request sending unit, configured to send a shared multimedia data request to the play control agent, where the request includes the destination terminal information and the shared multimedia data information;

a request processing unit, configured to receive a sharing invitation sent by the play control agent, and feed back a confirmation invitation to the play control agent;

a playing unit, configured to receive multimedia data played by the streaming media server.

In summary, the present invention sends a sharing invitation to the destination terminal by receiving the destination terminal information and the shared multimedia service request of the shared multimedia data information, and after receiving the confirmation invitation sent by the online destination terminal, the flow is passed. The media server plays the number of multimedia to the destination terminal. According to the selection, other users can select other users for resource sharing; the personalized sharing between the terminals controls the playback behavior between the terminals. It realizes that the terminal selects other users for resource sharing, that is, implements an active sharing method. DRAWINGS

1 is a flow chart of a video sharing method in the prior art;

2 is a schematic structural diagram of a system for implementing multi-terminal cooperative control to play video data according to an embodiment of the present invention;

3 is a flow chart of a method for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention;

4 is a flow chart of a method for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention;

FIG. 5 is a flowchart of a method for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention;

6 is a flow chart of a method for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention;

FIG. 7 is a flowchart of an actual process for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention;

FIG. 8 is a flowchart of a method for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention; FIG.

FIG. 9 is a flowchart of a method for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention;

FIG. 10 is a flowchart of a method for cooperatively playing multimedia data by multiple terminals according to an embodiment of the present invention; FIG.

11 is a flow chart of a method for implementing multi-terminal cooperative play of multimedia data according to an embodiment of the present invention;

FIG. 12 is a system diagram of another multi-terminal cooperative control for playing video data according to an embodiment of the present invention; FIG.

FIG. 13 is a structural diagram of a playback control apparatus according to an embodiment of the present invention;

FIG. 14 is a structural diagram of a service server according to an embodiment of the present invention; FIG. 15 is a structural diagram of a terminal according to an embodiment of the present invention. detailed description

The embodiment of the invention provides a new device-playback control proxy device, which is used as a multi-terminal cooperative play control center to complete all control functions of multi-terminal cooperative play. The structure of the entire system is shown in Figure 2.

The play control agent 220 is connected to the streaming server 210 and performs playback control interaction with the streaming server 210;

The streaming server 210 acquires resources from the multimedia resource library 230;

The terminals 240 (terminal 1 to terminal N) are respectively connected to the play control agent 220 to perform play control interaction; the terminals 1 to N are also respectively connected to the streaming server, and the media stream is obtained from the streaming server 220.

The following describes in detail the implementation process of the method for cooperatively playing multimedia data by multiple terminals through the above system:

Referring to FIG. 3, the method for implementing multi-terminal cooperative playback of multimedia data provided by this embodiment is as follows:

Step 301: The first terminal sends a shared video request to the play control agent, where the request includes the destination terminal information and the shared video information.

Step 302: The play control agent saves the destination terminal information and the shared video information according to the shared video request.

In order to facilitate information maintenance, the terminal group list may be used to save the destination terminal information and the shared video information, etc.; in this paper, the description of the technical solution is performed in the form of a terminal list group;

At this time, the play control agent may not store the destination terminal information in the terminal group list, because the destination terminals included in the request are not necessarily online, and the multimedia resources cannot be shared with the offline terminals, so there is no need to save the offline. Destination terminal information.

Step 303: The play control agent sends the invitation information to the destination terminal.

Step 304: The online destination terminal receives the invitation, and confirms the invitation, and sends the determined invitation information to the play control agent.

Step 305: After the play control agent receives the determined invitation information fed back by the online destination terminal, The online destination terminal information of the feedback is saved in the terminal group list.

At this time, the online terminal information is stored in the terminal group list because the destination terminal is online, and the sharing process can be performed, so the terminal information of the part is saved.

Step 306: Initialize a play request for each online destination terminal, and send a request to the streaming media resource to play the multimedia resource information.

Step 307: The streaming media server plays the multimedia data to each online destination terminal.

In this embodiment, a mode in which the terminal can actively share is implemented by the first terminal to select and share the destination terminal.

In order to increase the playback control of the first terminal to other destination terminals, the embodiment further adds the destination terminal authority information to the shared video request sent by the first terminal to the playback control agent. For detailed steps, refer to FIG. 4. The method for cooperatively playing multimedia data by multiple terminals provided in this embodiment is as follows:

Step 401: The first terminal sends a shared video request to the play control agent, where the request includes the destination terminal information, the shared video information, and the destination terminal authority information.

Step 402: The play control agent establishes a terminal group list according to the shared video request.

Step 403: The play control agent sends the information of the destination terminal to the destination terminal.

Step 404: The online destination terminal receives the invitation, and confirms the invitation, and sends the determining invitation information to the play control agent.

Step 405: After receiving the determined invitation information fed back by the online destination terminal, the play control agent saves the feedback online destination terminal information and the destination terminal information in the terminal group list.

Step 406: Initialize a play request for each online destination terminal, and send a request to the streaming media resource to play the multimedia resource information.

Step 407: The streaming media server plays multimedia data to each online destination terminal.

Step 408: The destination terminal sends a play control request to the play control agent. The play control request described in step 408 may include requesting a control operation of suspending, fast forwarding, rewinding, etc. of the played multimedia data.

Step 409: The playback control agent compares the terminal control rights in the terminal group list, performs a filtering operation, and sends the destination terminal information that meets the terminal control authority to the streaming media server.

Step 410: The streaming media server plays the multimedia data according to the playback control request to the destination terminal having the playback control authority.

In this embodiment, by adding the destination terminal authority information, the first terminal can perform the authority control on the playback of the destination terminal when the destination terminal requests the playback control, thereby implementing the cross control mode between the terminals.

On the basis of the foregoing embodiment, the first terminal may further send a permission change request. The request may also be performed in step 405 after receiving the confirmation request sent by the destination terminal. For details, see FIG. 5, which is provided in this embodiment. The method for multi-terminal collaborative playback of multimedia data is as follows:

Step 501: The first terminal sends a target terminal authority change request to the play control agent. Step 502: The play control agent refreshes the target terminal rights information stored in the terminal list according to the permission change request.

In order to facilitate the terminal to understand its own authority and avoid unnecessary operations, the playback control agent may also perform step 503: sending a permission change notification to the target terminal;

Further, step 504 may be further performed: after receiving the permission change notification, the target terminal may further feed back a response message to the play control agent.

In an embodiment, the first terminal may send a permission change request to the play control agent, thereby implementing flexible control of the target terminal by the first terminal.

On the basis of the foregoing embodiment, the multimedia data can also be played to the destination terminal by requesting the playback control agent to forcibly synchronize; of course, the request can also be performed after the streaming media player plays the multimedia data to the destination terminal.

Referring to Figure 6, the method specifically includes the following steps:

Step 601: The streaming media server plays multimedia data to the destination terminal.

Step 602: The first terminal sends a forced synchronization request to the play control agent, and cancels the play control permission of the online destination terminal. Step 603: After receiving the request, the play control agent cancels the play control authority of the online destination terminal, and updates the play permission information of the online destination terminal saved in the terminal group list.

Step 604: The play control agent sends the forced synchronization information to the streaming server.

Step 605: The streaming media server synchronously sends the same multimedia data to each destination terminal according to the requirement of the forced synchronization information.

By the method of the previous embodiment, the control authority of the first terminal to the destination terminal is increased, and the control of the shared resource by the first terminal is further facilitated.

An actual process that may occur on the basis of implementing the previous embodiment is given below, see figure

7:

Step 701: The streaming media server synchronously plays the multimedia data to the first terminal and the destination terminal. Step 702: The destination terminal sends a play control request to the play control agent.

Step 703: The play control agent compares the terminal control rights in the terminal group list, and finds that the control rights of all the target terminals have been canceled;

Step 704: The play control agent sends an operation failure information to the destination terminal.

Step 705: The first terminal sends a play control request to the play control agent.

Step 706: When the play control agent confirms that the play control request is sent by the first terminal, send a request to the streaming media server to synchronously play the multimedia data to all the destination terminals according to the play control request;

Step 707: The streaming media server synchronously plays the multimedia data to each destination terminal according to the request. Based on the foregoing embodiments, the first terminal can transfer its control authority to other online destination terminals.

See Figure 8. The specific implementation process is as follows:

Step 801: The first terminal sends a first terminal change request to the play control agent, where the request includes the changed first terminal identifier that receives the handover authority.

Step 802: After receiving the request, the play control agent refreshes the first terminal identifier in the terminal group list, and sends a permission handover notification to the changed first terminal.

Step 803: The changed first terminal may confirm to the playback control agent after receiving the notification.

In order to facilitate the terminal to understand the stop situation, the playback control agent can further send to all terminals. Send the first terminal change notification.

This embodiment implements a method in which the first terminal does not affect the sharing process of other destination terminals when it is not desired to perform sharing control or wishes to exit.

On the basis of the foregoing embodiments, in order to facilitate the understanding of resource sharing by each terminal, the playback control agent may record the playback progress and current playback status of all terminals in the terminal group list. Moreover, the first terminal may also limit the play progress and current play status recorded by the play control agent, and control the rights of each terminal to view the information.

The above embodiments are all describing a process of sharing resources and a method of controlling shared resources. When a non-first terminal needs to exit the sharing process, refer to FIG. 9, and the specific process is as follows:

Step 901: The streaming media server plays multimedia data to the first terminal and the destination terminal. Step 902: The destination terminal sends an exit request to the playback control proxy.

Step 903: The play control agent sends a request to the streaming media server to stop playing the multimedia data to the destination terminal; the streaming media server cuts off the playing process;

In order to reduce the storage amount of information and facilitate the maintenance of the information, step 114 may be further performed. Step 904: The playback control agent deletes the destination terminal information from the terminal group list, and updates the terminal group list information.

Step 905: In order to facilitate the first terminal to know the situation of the destination terminal, the play control agent may further send the destination terminal exit change notification to the first terminal.

Referring to FIG. 10, when the first terminal needs to exit the sharing process, the details are as follows:

Step 111: The streaming media data plays multimedia data to the first terminal and the destination terminal. Step 112: The first terminal sends an exit request to the playback control proxy.

Step 113: When the play control agent finds that it is an exit request sent by the first terminal, it sends a request to the streaming media server to stop playing multimedia data to all terminals; the streaming media server cuts off all the play;

Step 114: The play control agent deletes the terminal group list.

Step 115: In order to facilitate the terminal to understand the stop situation, the play control agent may further send the first terminal exit change notification to all terminals.

In another embodiment, when the first terminal requests one of the destination terminals to exit, refer to FIG. 11: Step 211: streaming media data to play multimedia data to the first terminal and the destination terminal; Step 212: The first terminal sends a request for the end of the destination terminal N to the playback control proxy. Step 213: The playback control proxy sends a request to the streaming media server to stop the playback of the destination terminal N. The streaming media server stops playing the multimedia data of the destination terminal N. ;

Step 214: The play control agent deletes the information of the destination terminal N from the terminal group list. Step 215: The play control agent may further send the terminal exit change request to the destination terminal N.

The above embodiment describes the case where the three terminals exit the sharing process.

Another embodiment of the present invention further includes a service server. Referring to FIG. 12, the service server 350 is connected to the play control agent 320 for performing some auxiliary service control according to the customization process of the customer.

(1) One of the customer customization processes can be:

Some algorithms for updating the first terminal, the destination terminal, the destination terminal authority, or the played multimedia data information are pre-stored in the service server 350.

Transmitting, to the service server 350, at least one of the first terminal information, the destination terminal information, the destination terminal authority information, or the shared multimedia data;

The service server 350 re-confirms according to the received information and the preset algorithm; and feeds back to the playback control agent at least one of the updated first terminal information, the destination terminal information, the destination terminal authority information, or the shared multimedia data information;

The play control agent 320 performs at least one of the first terminal information, the destination terminal information, the destination terminal authority information, or the shared multimedia data information according to the new information; and performs corresponding according to the method given in the embodiment of the present disclosure. deal with. For example, after the destination terminal is updated, communication with the new destination terminal is performed, and the multimedia data is played to the new destination terminal 340 via the streaming server 310.

(2) There is also a customer customization process that can be:

After the broadcast control server 320 plays the multimedia data to the online destination terminal 340 saved by the terminal list group, the broadcast control server 320 further sends a charging request to the service server 350.

The service server 350 records the cost of playing the multimedia data based on the charging request and the playing status.

In order to implement the above method, an embodiment of the present invention provides a play control agent, as shown in FIG. The play control agent 320 includes:

(1) The terminal request receiving unit 321 is configured to receive a shared multimedia data request sent by the first terminal, where the request includes the destination terminal information and the shared multimedia data information, and is configured to send the sharing to the destination terminal included in the shared multimedia data request. Inviting; and receiving confirmation invitation information fed back by the online destination terminal;

The information maintenance unit 322 is configured to: establish a terminal group list according to the shared multimedia data request, save the first terminal identifier to the destination terminal group list; and save the online destination terminal information of the feedback confirmation invitation information received by the terminal request receiving unit 321;

The play control request forwarding unit 323 is configured to play the multimedia data to the online destination terminal saved by the terminal list group through the streaming media server after the online destination terminal information of the feedback confirmation invitation information is saved.

(2) In order to implement the rights control of the first terminal to the destination terminal, the shared multimedia data request received by the terminal request receiving unit 321 further includes the rights information of each destination terminal; and further receives the play control request sent by the online destination terminal;

And the play control agent further includes a terminal play control authority filtering unit 324, configured to save the terminal right information in the terminal list group after receiving the confirmation invitation sent by the online destination terminal; and play the broadcast in the online destination terminal After the control request is performed, the play control filtering is performed, and the broadcast control request forwarding unit is notified of the online destination terminal information having the control authority;

The play control request forwarding unit 323 is further configured to play the multimedia data to the authorized destination terminal through the streaming media server according to the playback control request.

(3) In order to implement the method for the first terminal to control the play permission of the destination terminal, the terminal request receiving unit 321 further receives the destination terminal permission change request sent by the first terminal;

The terminal playback control authority filtering unit 324 is further configured to refresh the authority information of each destination terminal stored in the terminal group list according to the target terminal authority change request.

(4) In order to facilitate the purpose of the changed authority, the terminal immediately knows its own authority information, and avoids unnecessary operations. After the terminal playback control authority filtering unit 324 refreshes the authority information of each destination terminal stored in the terminal group list, the terminal requests The receiving unit 321 is further configured to send a permission change notification to each of the online target terminals that have been changed. (5) In order to implement the method for forcibly synchronizing the terminal of the first terminal control destination, after the play control request forwarding unit 323 plays the multimedia data to the online destination terminal saved by the terminal list group by the streaming media server, the terminal request receiving unit 321 further uses for receiving the first Receiving a forced synchronization request sent by a terminal;

The terminal playback control authority filtering unit 324 is further configured to cancel the control authority of the online destination terminal according to the forced synchronization request, and update the authority information of the online destination terminal saved by the list group;

The play control request forwarding unit 323 is further configured to forcibly play the same multimedia data to the online destination terminal through the streaming server according to the forced synchronization request.

(6) after receiving the confirmation invitation information fed back by the online destination terminal, the terminal request receiving unit 321 is further configured to receive the first terminal change request sent by the first terminal, where the request includes the change of the first terminal identifier for receiving the handover authority; Changing the first terminal sending permission handover notification;

The terminal play control authority filtering unit 324 is further configured to refresh the first terminal identifier in the terminal group list.

(7) The terminal request receiving unit 321 is further configured to receive the handover authority response message fed back by the changed first terminal after transmitting the authority handover notification to the changed first terminal.

(8) In order to facilitate the sharing of the multimedia resources by the terminals, after the multimedia data is played to the online destination terminal, the information maintenance unit 322 is further configured to save the playback progress and the current playing status of each online destination terminal in the terminal group list.

The first terminal can also limit the viewing rights of the target terminal. That is to say, the first terminal transmits the viewing terminal information to the playback control agent, and only the terminal information that meets the destination can be viewed.

(9) When the non-first terminal sends the exit request, after the multimedia data is played to the online destination terminal, the terminal requests the receiving unit 321 to further receive the exit request sent by the non-first terminal; to reduce the number of information maintenance, the information maintenance The unit 322 may be further configured to delete the destination terminal information from the terminal group list;

The play control request forwarding unit 323 is further configured to stop playing the multimedia data to the terminal through the streaming server.

(10) when the first terminal sends an exit request, playing multimedia data to the online destination terminal The terminal request receiving unit 321 is further configured to receive an exit request sent by the first terminal. To reduce the amount of information maintenance, the information maintenance unit 322 may be further configured to delete the terminal group list.

The play control request forwarding unit 323 is further configured to stop playing multimedia data for all online destination terminals through the streaming media server.

(11) When the first terminal sends a request to stop playing multimedia data to a destination terminal in the terminal group list, the terminal requests the receiving unit 321 to receive the stop direction sent by the first terminal after playing the multimedia data to the online destination terminal. a request for playing multimedia data by a destination terminal in the terminal group list;

In order to reduce the amount of information maintenance, the information maintenance unit 322 deletes the destination terminal information from the terminal group list;

The playback control request forwarding unit 323 stops the playback of the multimedia data to the destination terminal by the streaming media server.

(12) when the service server is added to the system, the terminal request receiving unit is further configured to send, to the service server, at least one of the first terminal information, the destination terminal information, the destination terminal rights information, or the shared multimedia data; the receiving service server is configured according to The preset rule determines at least one of new first terminal information, destination terminal information, destination terminal authority information, or shared multimedia data; and communicates with the updated first terminal and the destination terminal;

The terminal playback control authority filtering unit updates the terminal group list information based on the updated destination terminal authority information.

The playback control request forwarding unit plays the multimedia data to the destination terminal through the streaming server according to the updated destination terminal information and the played multimedia data information.

(13) When the service server is added to the system, after playing the multimedia data to the online destination terminal, the terminal requests the receiving unit to send a charging request to the service server.

In order to simplify the system structure, the playback control agent can be placed in the streaming media player.

The embodiment of the present invention further provides a service server. Referring to FIG. 14, the service server includes: a receiving unit 331, configured to receive a shared multimedia data request sent by a play control agent, where the request includes at least first terminal information, and played multimedia. Data, destination terminal information, destination terminal One of the permission information;

The calculating unit 332 is configured to re-determine the first terminal information, the played multimedia data, the destination terminal information, or the destination terminal authority information according to the predefined algorithm and the shared multimedia data request;

The feedback unit 333 is configured to feed back the re-determined first terminal information, the played multimedia data, the destination terminal information, or the destination terminal authority information to the play control agent.

When the service server is to be applied to the charging, the receiving unit 331 is configured to receive the charging request. The service server further includes a charging unit 334, configured to record the fee for playing the multimedia data according to the charging request and the playing situation.

The embodiment of the present invention further provides a terminal for implementing multi-terminal cooperative control to play multimedia data. Referring to FIG. 15, the terminal includes:

(11) a request sending unit 341, configured to send a shared multimedia data request to the play control agent, where the request includes the destination terminal information and the shared multimedia data information;

The request processing unit 342 is configured to receive a sharing invitation sent by the play control agent, and feed back a confirmation invitation to the play control agent;

The playing unit 343 is configured to receive multimedia data played by the streaming server.

(12) When the play right control needs to be performed on the destination terminal, the shared multimedia data request sent by the request sending unit 341 further includes the rights information of each destination terminal.

(13) When it is necessary to change the authority of the destination terminal, the request transmitting unit 341 sends a target terminal authority change request to the playback control agent.

(14) When the destination terminal wishes to adjust the playback state, the request transmitting unit 341 is further configured to send a playback control request to the playback control proxy.

(15) When the first terminal wishes to perform forced synchronization on the destination terminal, the request sending unit 341 is further configured to send a forced synchronization request to the playback control proxy.

(16) When the terminal needs to exit the sharing, the request transmitting unit 341 sends an exit request to the playback control agent.

(17) When the first terminal wishes to end the playback of a destination terminal, the request sending unit 341 is further configured to send a request to the playback control agent to stop playing multimedia data to a destination terminal in the terminal group list. In summary, the present invention realizes that the terminal selects other users for resource sharing by receiving the shared multimedia service request of the first terminal and playing the multimedia data to the destination terminal through the streaming media server, that is, realizing an active sharing. Methods.

By adding the destination terminal authority information, the first terminal can control the playback of the destination terminal when the destination terminal requests the playback control, thereby implementing the cross control mode between the terminals.

The first terminal may send a permission change request to the play control agent, thereby implementing flexible control of the target terminal by the first terminal.

After the streaming media player plays the multimedia data to the destination terminal, the multimedia data can also be played to the destination terminal by requesting the playback control agent to perform the forced synchronization.

After the streaming media player plays the multimedia data to the destination terminal, the multimedia data can also be played to the destination terminal by requesting the playback control agent to forcibly synchronize.

The first terminal can transfer its control authority to other online destination terminals, and implements a method in which the first terminal does not affect the sharing process of other destination terminals when it does not want to perform sharing control or wants to exit.

Each terminal can exit the sharing process at any time, and the first terminal can control the exit of a certain terminal, and further strengthen the control authority of the first terminal.

A person skilled in the art can understand that all or part of the process of implementing the above embodiment method can be completed by a computer program to instruct related hardware, and the program can be stored in a computer readable storage medium. In execution, the flow of an embodiment of the methods as described above may be included. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

The method and the broadcast control agent for implementing the multi-terminal cooperative control of playing the video data provided by the present invention are described in detail. For the person skilled in the art, according to the idea of the embodiment of the present invention, the specific implementation manner and the application range are There are variations, and the description is not to be construed as limiting the invention.

Claims

Rights request

A method for implementing multi-terminal cooperative control to play multimedia data, the method comprising:

The multimedia data is played to the saved online destination terminal through the streaming server.

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 1, wherein the shared multimedia data request sent by the first terminal further carries the rights information of each destination terminal, the method further comprising:

Receiving and saving the rights information of each destination terminal;

When receiving the play control request sent by each online destination terminal, performing play control filtering according to the rights information of each destination terminal;

The multimedia data is played according to the playback control request to the authorized destination terminal through the streaming server.

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 2, further comprising:

Receiving a target terminal authority change request sent by the first terminal;

And updating the authority information of each destination terminal according to the target terminal authority change request.

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 3, wherein the method further comprises:

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 1, further comprising:

After playing the multimedia data to the online destination terminal, receiving a forced synchronization request sent by the first terminal; According to the forced synchronization request, the control authority of the online destination terminal is canceled, the authority information of the online destination terminal is updated, and the same multimedia data is synchronously played by the streaming media server to the online destination terminal.

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 5, further comprising:

After canceling the control right of the online destination terminal, when receiving the playback control request sent by the first terminal, the streaming media server simultaneously plays the multimedia data to each online destination terminal according to the playback control request sent by the first terminal.

After receiving the confirmation invitation sent by the online destination terminal, receiving the first terminal change request sent by the first terminal, where the request carries the changed first terminal identifier that receives the handover authority;

The saved first terminal identifier is refreshed, and the traffic is transmitted to the changed first terminal.

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 7, further comprising:

After transmitting the permission handover notification to the changed first terminal identifier, the handover authority response message fed back by the changed first terminal is received.

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 1 or 2, further comprising:

After playing the multimedia data to the online destination terminal, the playback progress and the current playback status of each online destination terminal are saved.

After playing the multimedia data to the online destination terminal, when receiving the exit request from the non-first terminal, the streaming media server stops playing the multimedia data to the terminal.

After playing the multimedia data to the online destination terminal, receiving the exit request sent by the first terminal At this time, the multimedia data is stopped for all online destination terminals through the streaming server.

After the multimedia data is played to the online destination terminal, when receiving the request sent by the first terminal to stop playing the multimedia data to the destination terminal of at least one of the terminals, the streaming media server stops playing the multimedia data to the destination terminal.

Transmitting at least one of the first terminal information, the destination terminal information, the destination terminal authority information, or the shared multimedia data to the service server;

The receiving service server determines at least one of the new first terminal information, the destination terminal information, the destination terminal authority information, or the played multimedia data information according to the preset rule, and performs the first terminal information according to the new information, At least one of the destination terminal information, the destination terminal authority information, or the played multimedia data information is updated.

The method for implementing multi-terminal cooperative control of playing multimedia data according to claim 13, further comprising:

After playing the multimedia data to the online destination terminal, the charging request is sent to the service server, and the service server records the fee for playing the multimedia data according to the charging request and the playing status.

15. A playback control agent that implements multi-terminal cooperative control to play multimedia data, wherein the playback control agent comprises:

The play control request forwarding unit is configured to play the multimedia data to the online destination terminal through the streaming server.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 15, wherein the terminal requests the shared multimedia data received by the receiving unit. The request carries the permission information of each destination terminal; and receives the playback control request sent by the online destination terminal;

The playback control agent also includes:

The terminal play control authority filtering unit is configured to perform play control filtering after the play control request sent by the online destination terminal, and notify the play control request forwarding unit that the online destination terminal information has control authority;

The playback control request forwarding unit plays the multimedia data to the authorized destination terminal through the streaming server according to the playback control request.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 16, wherein the terminal request receiving unit further receives a destination terminal authority change request sent by the first terminal;

The terminal playback control authority filtering unit updates the saved destination terminal authority information according to the target terminal authority change request.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 17, wherein after the terminal playback control authority filtering unit refreshes the saved target authority information of each destination, the terminal requests the receiving unit according to the The update sends a permission change notification to each online target terminal whose authority has been changed.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 15, wherein after the playback control request forwarding unit plays the multimedia data to the online destination terminal through the streaming media server, the terminal requests to receive The unit receives a forced synchronization request sent by the first terminal;

The terminal play control authority filtering unit cancels the control right of the online destination terminal according to the forced synchronization request;

The information maintenance unit updates the saved authority information of the online destination terminal;

The playback control request forwarding unit, according to the forced synchronization request, forces the streaming of the same multimedia data to the online destination terminal through the streaming media server.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 15, wherein the terminal requesting receiving unit receives the confirmation invitation information fed back by the online destination terminal, and receives the first terminal sent by the first terminal. Change request, including the receive move Transmitting the first terminal identifier; changing the first terminal identifier to the changed first terminal; and the terminal playing control authority filtering unit refreshing the first terminal identifier.

The playback control agent for implementing multi-terminal cooperative control of playing multimedia data according to claim 20, wherein the terminal request receiving unit receives the feedback of the changed first terminal, and then receives the feedback of the changed first terminal. Hand over the rights response message.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 15 or 16, wherein after the multimedia data is played to the online destination terminal, the information maintenance unit saves each online destination terminal. Play progress and current playback.

A playback control agent for implementing multi-terminal cooperative control of playing multimedia data according to claim 15 or 16, wherein

After playing multimedia data to the online destination terminal,

The terminal requests the receiving unit to receive an exit request sent by the non-first terminal;

The playback control request forwarding unit stops playing the multimedia data to the terminal through the streaming server.

The playback control agent for implementing multi-terminal cooperative control of playing multimedia data according to claim 15 or 16, wherein

After playing multimedia data to the online destination terminal,

The terminal requests the receiving unit to receive the exit request sent by the first terminal;

The playback control request forwarding unit stops playing multimedia data for all online destination terminals through the streaming server.

After playing multimedia data to the online destination terminal,

Receiving, by the terminal request receiving unit, a request sent by the first terminal to stop playing multimedia data to at least one of the destination terminals;

The playback control request forwarding unit stops playing the multimedia data to the destination terminal by the streaming media server.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 16, wherein the terminal request receiving unit sends at least a service to the service server. One of terminal information, destination terminal information, destination terminal authority information, or shared multimedia data; the receiving service server determines new first terminal information, destination terminal information, destination terminal authority information, or played multimedia according to preset rules. At least one of the data information; communicating with the updated first terminal and the destination terminal;

The terminal playback control authority filtering unit updates the terminal group list information according to the updated destination terminal authority information;

The playback control request forwarding unit plays the multimedia data to the destination terminal through the streaming media server according to the updated destination terminal information and the played multimedia data information.

The playback control agent for implementing multi-terminal cooperative control to play multimedia data according to claim 15, wherein after the multimedia data is played to the online destination terminal, the terminal request receiving unit is further configured to send a charging request to the service server. .

28. A service server, the service server comprising:

29. The service server of claim 28, wherein:

Receiving unit, receiving a charging request;

30. A terminal for implementing multi-terminal cooperative control to play multimedia data, wherein the terminal comprises:

a request processing unit, configured to receive a sharing invitation sent by the play control agent, and feed back a confirmation invitation to the play control agent; a playing unit, configured to receive multimedia data played by the streaming media server.

The terminal for implementing multi-terminal cooperative control to play multimedia data according to claim 30, wherein the shared multimedia data request sent by the request sending unit further includes each destination terminal authority information.

32. The terminal for implementing multi-terminal cooperative control to play multimedia data according to claim 30, wherein the request sending unit sends a target terminal authority change request to the playback control agent.

33. The terminal for implementing multi-terminal cooperative control to play multimedia data according to claim 32, wherein the request sending unit sends a forced synchronization request to a play control agent.

The terminal for implementing multi-terminal cooperative control to play multimedia data according to claim 32, wherein the request sending unit sends a request to the playback control agent to stop playing multimedia data to a destination terminal in the terminal group list. .