CN102685553B - System and method for realizing sprite display on basis of digital set-top box - Google Patents
System and method for realizing sprite display on basis of digital set-top box Download PDFInfo
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Abstract
The invention discloses a method for realizing sprite display on the basis of a digital set-top box. The method comprises the following steps: A, the digital set-top box acquires a program ID and sends the program ID into a network server; B, the network server receives the program ID, extracts sprite data from a program database according to the program ID and sends the sprite data into the digital set-top box through the internet; C, the digital set-top box controls and receives the sprite data and transmits the sprite data to a TV; and D, a control network module stops receiving the sprite data and the TV closes sprites. The invention also discloses a system for realizing the sprite picture display on the basis of the digital set-top box. According to the system and method disclosed by the invention, the sprite data are from the internet, the sprites can be independently closed and the cost is saved.
Description
Technical field
The present invention relates to Set Top Box, in particular, relate to a kind of system and method for realizing sprite demonstration based on top box of digital machine.
Background technology
Picture-in-picture is to utilize digital technology, shows two programs on same screen,, on the key frame of normally watching, inserts one or more sprites through overcompression simultaneously, to when appreciating key frame, watch or monitor other channel.The method that current top box of digital machine is realized picture-in-picture is configuration two tuners, i.e. main tuner and secondary tuner.Wherein main tuner is used for full frame normal play program, and secondary tuner is play the program of other frequencies for the corner at screen when cut bank with little picture, can realize like this when not affecting and normally watching program, browses the program of other frequencies.If find the program of liking, this program of played in full screen again, can avoid losing time when cut bank like this, realizes " seamless " and watches different TV programme.
Yet, the effect of secondary tuner is in a corner of TV, to show the little picture of other channel programs of preview, the screen resolution needing is very little, but secondary tuner is to be displayed in full screen television image that resolution is very high in fact, therefore the function of, using double high-frequency head to realize picture-in-picture certainly will cause the increase of cost.
Summary of the invention
The technical problem to be solved in the present invention is, for using double high-frequency head in prior art, realize the defect that picture-in-picture cost is high, provide a kind of sub-image data from the Internet, can close separately sprite and cost-saving based on top box of digital machine, realize the system and method that sprite shows.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of and realize based on top box of digital machine the system that sprite shows, comprise top box of digital machine and the webserver, described top box of digital machine is connected by internet communication with the described webserver; The described webserver is for providing sub-image data to described top box of digital machine; Described top box of digital machine is for offering television set by described sub-image data;
Described top box of digital machine also comprises main control module and mixed-media network modules mixed-media, and described main control module is transferred to described television set for the described sub-image data that obtains program ID and the webserver is provided; Described mixed-media network modules mixed-media is for the described program ID obtaining is sent to the described webserver by the Internet, and the described sub-image data that the reception webserver provides also offers described main control module; Described main control module is also provided with to receive and stops unit, and described reception termination unit is used for controlling described mixed-media network modules mixed-media and stops receiving described sub-image data;
The described webserver comprises database module, data processing module and communication module, described database module is provided with for storing the program database of sub-image data, described data processing module is for extracting described sub-image data and be transferred to described communication module from described program database according to described program ID, described communication module is for receiving described program ID from described top box of digital machine, described program ID is transferred to described data processing module and by the Internet by described sub-image data synchronized transmission to described top box of digital machine;
Wherein, described sprite comprises the corresponding cofeature of key frame program, and the program ID of cofeature is identical with the program ID of described key frame program;
Described main control module is also for obtaining program clock reference value and sending to the described webserver by mixed-media network modules mixed-media; Described communication module is also for giving described top box of digital machine by described sub-image data by the Internet synchronized transmission according to described program clock reference value.
Of the present invention, based on top box of digital machine, realize in the system that sprite shows, described main control module is also for obtaining Set Top Box ID and sending to the described webserver by mixed-media network modules mixed-media, described communication module is also when judging according to described Set Top Box ID whether described top box of digital machine exists authorization message and have described sub-image data in there is described authorization message and described program database, to described top box of digital machine, send the first indicated value, otherwise send the second indicated value;
Described main control module also receives described sub-image data for indication network module when receiving described the first indicated value, or when receiving described the second indicated value, to described television set, send a miscue frame, described miscue frame is used for pointing out top box of digital machine to lack authorization message or the webserver lacks described sub-image data.
Of the present invention, based on top box of digital machine, realize in the system that sprite shows, on described top box of digital machine, be provided with the control button that stops unit for controlling described reception.
Of the present invention, realize in the system that sprite shows based on top box of digital machine, described mixed-media network modules mixed-media is provided with network interface.
Of the present invention, realize in the system that sprite shows based on top box of digital machine, the corresponding cofeature of described key frame program is the sign language picture of key frame program.
The present invention also provides a kind of and has realized based on top box of digital machine the method that sprite shows, the top box of digital machine that employing connects by internet communication and the webserver, described top box of digital machine comprises main control module and mixed-media network modules mixed-media, and the described webserver comprises database module, data processing module and communication module; The method comprises the following steps:
A, described main control module obtain program ID and are transferred to described mixed-media network modules mixed-media, and described mixed-media network modules mixed-media sends to the webserver by described program ID by the Internet;
B, described communication module receive described program ID, and described program ID is transferred to described data processing module;
Described database module sets in advance the program database that is useful on storage sub-image data, and described data processing module extracts described sub-image data and is transferred to described communication module according to the described program ID of current program from described program database;
C, described communication module send to described top box of digital machine by described sub-image data by the Internet;
Described master control module controls receives described sub-image data and described sub-image data is transferred to television set;
D, master control module controls mixed-media network modules mixed-media stop receiving described sub-image data, and described television set is closed sprite;
Wherein, described sprite comprises the corresponding cofeature of key frame program, and the program ID of cofeature is identical with the program ID of described key frame program;
Described steps A also comprises, described main control module also will obtain program clock reference value and send to the webserver by described mixed-media network modules mixed-media;
Described step C also comprises, described communication module is given described top box of digital machine by described sub-image data by the Internet synchronized transmission according to described program clock reference value.
Of the present invention, realize in the method that sprite shows based on top box of digital machine, described steps A also comprises, described mixed-media network modules mixed-media sends to the described webserver by Set Top Box ID; Described step B also comprises, described communication module will and judge according to described Set Top Box ID whether described top box of digital machine exists authorization message receiving described program ID, with described Set Top Box ID, if exist, described program ID be transferred to described data processing module;
Described step C also comprises, if top box of digital machine exists in described authorization message and described program database and has described sub-image data, communication module also will send the first indicated value to described top box of digital machine before sending described sub-image data, otherwise send the second indicated value;
When receiving described the first indicated value, described master control module controls receives described sub-image data and described sub-image data is sent to television set; When receiving described the second indicated value, described main control module sends a miscue frame to described television set, and described miscue frame is used for pointing out top box of digital machine to lack authorization message or the webserver lacks described sub-image data.
Of the present invention, based on top box of digital machine, realize in the method that sprite shows, on described top box of digital machine, set in advance the control button that starts or stop receiving described sub-image data for controlling.
Of the present invention, realize in the method that sprite shows based on top box of digital machine, described mixed-media network modules mixed-media arranges network interface.
Of the present invention, realize in the method that sprite shows based on top box of digital machine, the cofeature of described key frame program is the sign language picture of key frame program.
Of the present inventionly based on top box of digital machine, realize the system and method that sprite shows and there is following beneficial effect: do not need in addition secondary tuner to be installed and receive sub-image data, reduce costs; In addition, selective reception or do not accept sub-image data as required neither can hinder the TV programme of watching key frame also can not consume extra flow when not needing to watch sprite, saves bandwidth, economical and practical.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is a kind of theory diagram of realizing an embodiment of system of sprite demonstration based on top box of digital machine according to the present invention;
Fig. 2 is a kind of flow chart of realizing method first embodiment of sprite demonstration based on top box of digital machine according to the present invention;
Fig. 3 is a kind of flow chart of realizing method second embodiment of sprite demonstration based on top box of digital machine according to the present invention;
Fig. 4 is a kind of flow chart of realizing method the 3rd embodiment of sprite demonstration based on top box of digital machine according to the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
An a kind of embodiment who realizes the system of sprite demonstration based on top box of digital machine of the present invention as shown in Figure 1, system in this embodiment comprises for providing the top box of digital machine 1 of sub-image data to television set and for the webserver 2 of sub-image data is provided to top box of digital machine 1, top box of digital machine 1 is connected with the webserver 2 communications.Wherein, top box of digital machine 1 also comprises main control module 101 and mixed-media network modules mixed-media 102, the webserver 2 comprises database module 202, data processing module 201 and communication module 203, that is to say, mixed-media network modules mixed-media 102 is connected with communication module 203 communications, in the present invention, this communication connection realizes by the Internet, and the related data of sub-image data and key frame is cancelled binding, and the transmission of sub-image data realizes the bandwidth that does not take TV network by the Internet.Wherein, because the resolution of sprite is less, the required memory space of the webserver 2 is also little a lot, and the bandwidth consuming when transmission also can be little a lot, more cost-saving.
Wherein, the main control module 101 of top box of digital machine 1 is for obtaining program ID, in general, top box of digital machine 1 can carry out code stream analysis to TV programme, thereby obtain the parameter information of program, these parameter informations comprise original_network_id (original network identification symbol), transport_stream_id (transport stream identification symbol) and service_id (task identifier), original_network_id, transport_stream_id, service_id can be unique determine this program, therefore can go out by these three calculation of parameter the program ID of the unique description respective program of energy, in addition main control module 101 is also transferred to television set for the sub-image data that the webserver 2 is synchronously provided.
Mixed-media network modules mixed-media 102 is sent to the webserver 2 for the program ID that main control module 101 is got by the Internet, and the sub-image data that the reception webserver 2 provides also offers main control module.
In addition, main control module 101 is also provided with to receive and stops unit 103, receive termination unit 103 and stop receiving sub-image data for controlling mixed-media network modules mixed-media 102, when mixed-media network modules mixed-media 102 stops receiving after sub-image data, television set no longer shows sprite, but because related data and the sub-image data of key frame are no longer bound reception, the now demonstration of key frame is not subject to it to affect still normal play.
The database module 202 of the webserver 2 is provided with program database, and program database is used for storing sub-image data.
Communication module 203, for from top box of digital machine 1 program receiving ID, is transferred to program ID data processing module 201 and by the Internet, sub-image data is sent to top box of digital machine 1.
Data processing module 201 is for extracting sub-image data and be transferred to communication module 203 from program database according to the program ID of current program.
System in the present embodiment does not need additionally secondary tuner to be installed and receives sub-image data, make sub-image data and the corresponding data of key frame separate reception, selective reception or do not accept sub-image data as required only need be closed and can neither can be hindered the TV programme of watching key frame also can not consume extra data traffic when not needing to watch sprite.
Providing of sub-image data can also launch as a value-added service, and now top box of digital machine 1 will need to have specific authorization message just can obtain corresponding sub-image data.So, main control module 101 is also for obtaining Set Top Box ID and sending to the webserver 2 by mixed-media network modules mixed-media 102, and the communication module 203 of the webserver 2 can also be for judging according to this Set Top Box ID whether top box of digital machine 1 exists authorization message after program receiving ID and program clock reference value.Be understandable that, if top box of digital machine application this service, its Set Top Box ID is bound at the webserver 2 record to some extent, or this Set Top Box ID binding has specific authorization code etc., so as long as Set Top Box ID is analyzed and just can judge that whether top box of digital machine is authorized.Accordingly, communication module 203 also sends the first indicated value to top box of digital machine 1 when there is sub-image data in top box of digital machine 1 exists authorization message and program database, otherwise sends the second indicated value; The first indicated value is used to indicate sub-image data and can normally obtains, and the second indicated value is used to indicate the webserver 2, cannot normally to this top box of digital machine 1, provide service.
Main control module 101 also receives sub-image data for indication network module when receiving the first indicated value 102, or when receiving the second indicated value, to television set, send a miscue frame, miscue frame is for pointing out top box of digital machine to lack the sub-image data that authorization message or the webserver lack corresponding program.
Preferably, on top box of digital machine 1, be provided with for controlling and receive the control button that stops unit 103; In addition, mixed-media network modules mixed-media 102 is provided with network interface.
The program that sprite is play can be the general program identical or different with key frame broadcast program, can be also and the corresponding cofeature of key frame broadcast program, as the sign language annotation that its sound is made.If the program that sprite is play is general program, in Set Top Box, generally can store corresponding the rendition list, the parameter information of respective program can therefrom be analyzed and draw; If this program is sign language annotation property program, the parameter information of this program is identical with key frame broadcast program.
When this program is sign language annotation property program, sprite is the sign language picture of key frame program, and program ID is identical with the program ID of described key frame program; Now main control module 101 is also for obtaining corresponding program clock reference value and sending to the webserver 2 by mixed-media network modules mixed-media 102; Communication module 203 is also for passing through the Internet synchronized transmission to top box of digital machine 1 according to program clock reference value by sub-image data.Program clock reference value is that the sign language data in order to make to receive can be synchronizeed with current program, and sign language picture can be matched with key frame.
embodiment mono-
As shown in Figure 2 be a kind of the first embodiment that realizes the method that sprite shows based on top box of digital machine of the present invention, the method adopts the top box of digital machine 1 and the webserver 2 connecting by internet communication, top box of digital machine 1 comprises main control module 101 and mixed-media network modules mixed-media 102, the webserver 2 comprises database module 202, data processing module 201 and communication module 203, and first embodiment of the method comprises the following steps:
S301, main control module 101 obtain program ID and are transferred to mixed-media network modules mixed-media 102, and mixed-media network modules mixed-media 102 sends to the webserver 2 by program ID by the Internet;
The communication module 203 program receiving ID of S302, the webserver 2, are transferred to data processing module 201 by program ID;
Database module 202 sets in advance the program database that is useful on storage sub-image data, and data processing module 201 extracts sub-image data and is transferred to communication module 203 according to the program ID of current program from program database;
S303, communication module 203 send to top box of digital machine 1 by sub-image data by the Internet;
Main control module 101 is controlled and is received sub-image data and sub-image data is transferred to television set;
S304, main control module 101 are controlled mixed-media network modules mixed-media 102 and are stopped receiving sub-image data, and television set is closed sprite.
Wherein, when program starts to play, the main control module 101 of Set Top Box all will carry out code stream analysis to the TV programme of current broadcasting, thereby obtain the parameter information of some current programs, these parameter informations comprise original_network_id (original network identification symbol), transport_stream_id (transport stream identification symbol) and service_id (task identifier), original_network_id in step S301, transport_stream_id, service_id can unique settled front program really, therefore can go out by these three calculation of parameter the program ID of the current program of the unique description of energy, program clock reference value can directly be analyzed out from code stream, each program ID can a corresponding specific program, its sub-image data namely carries out Classification Management according to this program ID, in step S302, data processing module also carries out chooser picture data accordingly according to program ID.
In step S304, when mixed-media network modules mixed-media stops receiving after sub-image data, television set no longer shows sprite, but because related data and the sub-image data of key frame are no longer bound reception, the now demonstration of key frame is not subject to it to affect still normal play.This step is when user does not need to watch sprite, the operation that sprite is closed; Can certainly be that top box of digital machine 1, in not receiving the state of sub-image data, needs to increase step S300 before step S301 when starting, step S300 comprises that top box of digital machine 1 control starts to receive sub-image data.
The method of this enforcement need to not receive sub-image data by TV network with the tuner of top box of digital machine, make sub-image data and the corresponding data of key frame separate reception, selective reception or do not accept sub-image data as required, thereby make TV programme respective picture can by according to its specifically the crowd of watching select, and when not needing to watch sprite, neither can hinder common people's TV reception also can not consume extra data traffic.In addition, mixed-media network modules mixed-media 102 is provided with network interface accordingly.
embodiment bis-a kind of the second embodiment that realizes the method for sprite demonstration based on top box of digital machine of the present invention as shown in Figure 3, the method for this embodiment comprises the following steps:
The main control module 101 of S401, top box of digital machine 1 obtains program ID and Set Top Box ID and is transferred to mixed-media network modules mixed-media 102, and mixed-media network modules mixed-media 102 sends to the webserver 2 by program ID and Set Top Box ID by the Internet;
The communication module 203 of S402, the webserver 2 receives program ID and the Set Top Box ID that mixed-media network modules mixed-media 102 sends, and judge according to Set Top Box ID whether top box of digital machine exists authorization message, if exist, program ID be transferred to data processing module 201, otherwise directly enter step S403;
Database module 202 sets in advance the program database that is useful on storage sub-image data, data processing module 201 judges in program database, whether there is corresponding sub-image data according to program ID, if existed, extract sub-image data and be transferred to communication module 203, otherwise directly entering step S403;
If S403 top box of digital machine 1 exists in authorization message and program database and has sub-image data, communication module 203 is by the sub-image data that receives data processing module 201 and provide, now communication module 203 sends the first indicated value to top box of digital machine 1, according to program clock reference value, sub-image data is sent to top box of digital machine 1 by the Internet subsequently; Main control module 101 is controlled and is received sub-image data and sub-image data is transferred to television set;
If top box of digital machine 1 does not exist and does not have sub-image data in authorization message or program database; Communication module 203 sends the second indicated value to top box of digital machine 1; After receiving the second indicated value, main control module 101 sends a miscue frame to television set, and miscue frame shows that corresponding content lacks authorization message with prompting top box of digital machine or the webserver lacks sub-image data.
S404, main control module 101 are controlled mixed-media network modules mixed-media 102 and are stopped receiving sub-image data, and television set is closed sprite.
The present embodiment is the improvement to the first embodiment, it is applicable to obtain the system that sub-image data needs authority, in this system, providing of sub-image data can also be launched as a value-added service, now top box of digital machine 1 will need to have specific authorization message just can obtain corresponding sub-image data, can prevent that illegal user from stealing Internet resources, causes damage operator.Be understandable that, if top box of digital machine application this service, its Set Top Box ID is bound at the webserver 2 record to some extent, or this Set Top Box ID binding has specific authorization code etc., so as long as Set Top Box ID is analyzed and just can judge that whether top box of digital machine is authorized.
Preferably, no matter on the top box of digital machine in the first embodiment or the second embodiment, be provided with the control button that starts or stop receiving described sub-image data for controlling.
embodiment tri-
A kind of the 3rd embodiment that realizes the method for sprite demonstration based on top box of digital machine of the present invention as shown in Figure 4, the program of playing due to sprite can be the general program identical or different with key frame broadcast program, also can be and the corresponding cofeature of key frame broadcast program, as the sign language annotation that its sound is made.If the program that sprite is play is general program, in Set Top Box, generally can store corresponding the rendition list, the parameter information of respective program can therefrom be analyzed and draw; If this program is sign language annotation property program, the parameter information of this program is identical with key frame broadcast program.
When this program is sign language annotation property program, sprite is the sign language picture of key frame program, and program ID is identical with the program ID of described key frame program; The method of the present embodiment comprises the following steps:
The main control module 101 of S501, top box of digital machine 1 obtains program ID, Set Top Box ID and the program clock reference value of current program and is transferred to mixed-media network modules mixed-media 102, and mixed-media network modules mixed-media 102 sends to the webserver 2 by program ID, program clock reference value and Set Top Box ID by the Internet;
The communication module 203 of S502, the webserver 2 receives program ID, program clock reference value and the Set Top Box ID of the current program of mixed-media network modules mixed-media 102 transmissions, and judge according to Set Top Box ID whether top box of digital machine exists authorization message, if existed, program ID is transferred to data processing module 201, otherwise directly enters step S503;
Database module 202 sets in advance the sign language database that is useful on storage sign language data, data processing module 201 judges in sign language database, whether there are corresponding sign language data according to the program ID of current program, if existed, extract sign language data and be transferred to communication module 203, otherwise directly entering step S503;
If S503 top box of digital machine 1 exists authorization message and sign language databases in sign language data, communication module 203 is by the sign language data that receive data processing module 201 and provide, now communication module 203 sends the first indicated value to top box of digital machine 1, according to program clock reference value, sign language data is passed through to the Internet synchronized transmission to top box of digital machine 1 subsequently; Main control module 101 control receive sign language data and by sign language transfer of data to television set;
If top box of digital machine 1 does not exist in authorization message or sign language database and does not have sign language data; Communication module 203 sends the second indicated value to top box of digital machine 1; After receiving the second indicated value, main control module 101 sends a miscue frame to television set, and miscue frame shows that corresponding content lacks authorization message with prompting top box of digital machine or the webserver lacks sign language data.
S504, main control module 101 are controlled mixed-media network modules mixed-media 102 and are stopped receiving sign language data, and television set is closed sign language picture.The parameter information wherein obtaining in step S501 also comprises program clock reference value (being called for short PCR), program clock reference value can directly be analyzed out from code stream, and program clock reference value is sign language data in order making to receive in S503, can to synchronize with current program, sign language picture can be matched with key frame.
Although the present invention describes by specific embodiment, it will be appreciated by those skilled in the art that, without departing from the present invention, can also carry out various conversion and be equal to alternative the present invention.In addition, for particular condition or material, can make various modifications to the present invention, and not depart from the scope of the present invention.Therefore, the present invention is not limited to disclosed specific embodiment, and should comprise the whole execution modes that fall within the scope of the claims in the present invention.
Claims (10)
1. based on top box of digital machine, realize the system that sprite shows for one kind, comprise top box of digital machine (1) and the webserver (2), it is characterized in that, described top box of digital machine (1) is connected by internet communication with the described webserver (2); The described webserver (2) is for providing sub-image data to described top box of digital machine (1); Described top box of digital machine (1) is for offering television set by described sub-image data;
Described top box of digital machine (1) also comprises main control module (101) and mixed-media network modules mixed-media (102), and described main control module (101) is transferred to described television set for the described sub-image data that obtains program ID and the webserver (2) is provided; Described mixed-media network modules mixed-media (102) is for the described program ID obtaining is sent to the described webserver (2) by the Internet, and the described sub-image data that the reception webserver provides also offers described main control module (101); Described main control module (101) is also provided with to receive and stops unit (103), and described reception stops unit (103) and stops receiving described sub-image data for controlling described mixed-media network modules mixed-media (101);
The described webserver (2) comprises database module (202), data processing module (201) and communication module (203), described database module (202) is provided with for storing the program database of sub-image data, described data processing module (201) is for extracting described sub-image data and be transferred to described communication module (203) from described program database according to described program ID, described communication module (203) is for receiving described program ID from described top box of digital machine (1), described program ID is transferred to described data processing module (201) and by described sub-image data synchronized transmission, gives described top box of digital machine (1) by the Internet,
Wherein, described sprite comprises the corresponding cofeature of key frame program, and the program ID of cofeature is identical with the program ID of described key frame program;
Described main control module (101) is also for obtaining program clock reference value and sending to the described webserver (2) by mixed-media network modules mixed-media (102); Described communication module (203) is also for giving described top box of digital machine (1) by described sub-image data by the Internet synchronized transmission according to described program clock reference value.
2. according to claim 1ly based on top box of digital machine, realize the system that sprite shows, it is characterized in that, described main control module (101) is also for obtaining Set Top Box ID and sending to the described webserver (2) by mixed-media network modules mixed-media (102), described communication module (203) is also when judging according to described Set Top Box ID whether described top box of digital machine (1) exists authorization message and have described sub-image data in there is described authorization message and described program database, to described top box of digital machine (1), send the first indicated value, otherwise send the second indicated value;
Described main control module (101) also receives described sub-image data for indication network module (102) when receiving described the first indicated value, or when receiving described the second indicated value, to described television set, send a miscue frame, described miscue frame is used for pointing out top box of digital machine (1) to lack authorization message or the webserver (2) lacks described sub-image data.
3. the system that realizes sprite demonstration based on top box of digital machine according to claim 2, is characterized in that, is provided with the control button that stops unit (103) for controlling described reception on described top box of digital machine (1).
4. the system that realizes sprite demonstration based on top box of digital machine according to claim 3, is characterized in that, described mixed-media network modules mixed-media (102) is provided with network interface.
5. according to realizing based on top box of digital machine the system that sprite shows described in claim 1～4 any one, it is characterized in that, the corresponding cofeature of described key frame program is the sign language picture of key frame program.
6. based on top box of digital machine, realize the method that sprite shows for one kind, it is characterized in that, the top box of digital machine that employing connects by internet communication (1) and the webserver (2), described top box of digital machine (1) comprises main control module (101) and mixed-media network modules mixed-media (102), and the described webserver (2) comprises database module (202), data processing module (201) and communication module (203); The method comprises the following steps:
A, described main control module (101) obtain program ID and are transferred to described mixed-media network modules mixed-media (102), and described mixed-media network modules mixed-media (102) sends to the webserver (2) by described program ID by the Internet;
B, described communication module (203) receive described program ID, and described program ID is transferred to described data processing module (201);
Described database module (202) sets in advance the program database that is useful on storage sub-image data, and described data processing module (201) extracts described sub-image data and is transferred to described communication module (203) according to the described program ID of current program from described program database;
C, described communication module (203) send to described top box of digital machine (1) by described sub-image data by the Internet;
Described main control module (101) is controlled and is received described sub-image data and described sub-image data is transferred to television set;
D, main control module (101) are controlled mixed-media network modules mixed-media (102) and are stopped receiving described sub-image data, and described television set is closed sprite;
Wherein, described sprite comprises the corresponding cofeature of key frame program, and the program ID of cofeature is identical with the program ID of described key frame program;
Described steps A also comprises, described main control module also obtains (101) program clock reference value and sends to the webserver (2) by described mixed-media network modules mixed-media (102);
Described step C also comprises, described communication module (203) is given described top box of digital machine (1) by described sub-image data by the Internet synchronized transmission according to described program clock reference value.
7. according to claim 6ly based on top box of digital machine, realize the method that sprite shows, it is characterized in that, described steps A also comprises, described mixed-media network modules mixed-media (102) sends to the described webserver (2) by Set Top Box ID; Described step B also comprises, described communication module (203) will and judge according to described Set Top Box ID whether described top box of digital machine (1) exists authorization message receiving described program ID, with described Set Top Box ID, if exist, described program ID be transferred to described data processing module (201);
Described step C also comprises, if top box of digital machine (1) exists in described authorization message and described program database and has described sub-image data, communication module (203) also will send the first indicated value to described top box of digital machine (1) before sending described sub-image data, otherwise send the second indicated value;
When receiving described the first indicated value, described main control module (101) is controlled and is received described sub-image data and described sub-image data is sent to television set; When receiving described the second indicated value, described main control module (101) sends a miscue frame to described television set, and described miscue frame is used for pointing out top box of digital machine (1) to lack authorization message or the webserver (2) lacks described sub-image data.
8. the method that realizes sprite demonstration based on top box of digital machine according to claim 7, is characterized in that, sets in advance the control button that starts or stop receiving described sub-image data for controlling on described top box of digital machine (1).
9. the method that realizes sprite demonstration based on top box of digital machine according to claim 8, is characterized in that, described mixed-media network modules mixed-media (102) arranges network interface.
10. according to realizing based on top box of digital machine the method that sprite shows described in claim 6～9 any one, it is characterized in that, the cofeature of described key frame program is the sign language picture of key frame program.
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| CN108574863B (en) * | 2017-03-13 | 2020-12-22 | 国家新闻出版广电总局广播电视卫星直播管理中心 | Management method and management system for set top box positioning module |
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| CN101742173A (en) * | 2008-11-12 | 2010-06-16 | 中兴通讯股份有限公司 | Method for supporting watching two-path video and network interaction television system |
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| CN101742173A (en) * | 2008-11-12 | 2010-06-16 | 中兴通讯股份有限公司 | Method for supporting watching two-path video and network interaction television system |
| CN101742070A (en) * | 2009-12-09 | 2010-06-16 | 广州新影数字传媒有限公司 | Vision separating box and method for realizing multiple vision-separating mode effects by using same |
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