CN105681827A - Poster generation method and system of live channels and relevant devices - Google Patents

Poster generation method and system of live channels and relevant devices Download PDF

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Publication number
CN105681827A
CN105681827A CN201610125959.7A CN201610125959A CN105681827A CN 105681827 A CN105681827 A CN 105681827A CN 201610125959 A CN201610125959 A CN 201610125959A CN 105681827 A CN105681827 A CN 105681827A
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China
Prior art keywords
poster
server
direct broadcast
broadcast band
file name
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Granted
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CN201610125959.7A
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Chinese (zh)
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CN105681827B (en
Inventor
罗盛波
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201610125959.7A priority Critical patent/CN105681827B/en
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234336—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by media transcoding, e.g. video is transformed into a slideshow of still pictures or audio is converted into text
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
    • H04N21/26283—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists for associating distribution time parameters to content, e.g. to generate electronic program guide data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/482—End-user interface for program selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/812—Monomedia components thereof involving advertisement data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/84—Generation or processing of descriptive data, e.g. content descriptors

Abstract

The embodiment of the invention discloses a poster generating method and system of live channels and relevant devices, and provides a solving scheme for the poster generation of the live channels, wherein the poster generation method includes the steps that: a coder intercepts video frames in video streams of the live channels according to a preset time period, and generates a poster according to the intercepted video frames; and then the poster is uploaded to a poster server for users to check. The manufacture efficiency of the poster is prompted and the real-time updating of the poster is ensured.

Description

The poster of direct broadcast band generates method, system and relevant apparatus
Technical field
The present invention relates to communication technical field, the poster particularly relating to a kind of direct broadcast band generates method, system and relevant apparatus.
Background technology
Electronic program guides (ElectronicProgramGuide, EPG) system is the gate system of the video operation systems such as interaction TV (IPTV), EPG system includes substantial amounts of poster, and poster is for being introduced video content. User can be linked into EPG system by clients such as webpage (web), TV (TV), phone (phone), flat boards (pad), intuitively understood the content of video by poster, then select video interested to watch. Direct broadcast band is a kind of important video playback form, and the poster of direct broadcast band is also a kind of important poster-type.
Along with the development of video traffic, much new business demand occurs, is typical for the preview to direct broadcast band.
Being illustrated in figure 1 existing poster management system architecture schematic diagram, existing poster generally adopts manual manufacture mode, and the detailed process of the poster of the channel poster making direct broadcast band and the programme making direct broadcast band is as follows:
After the poster of each direct broadcast band of manual manufacture, poster is uploaded to poster server;
Poster full dose is synchronized to poster server by poster server, is synchronized to center EPG node by the poster of all direct broadcast bands;
For IPTV service, the poster of all direct broadcast bands is synchronized to edge EPG node by center EPG node, thus realizing poster distribution.
Existing poster adopts manual manufacture mode, and fabrication cycle is long, relatively costly, and, typically not change after making due to the poster of direct broadcast band or programme, it is impossible to meet the scene demand of the preview of direct broadcast band. Further, the full dose poster method of synchronization of IPTV, cause that user cannot access the poster not synchronized before poster full dose synchronizes to be not fully complete.
In sum, the poster formation efficiency and the real-time that how to promote direct broadcast band are the problems needing to solve.
Summary of the invention
The embodiment of the present invention provides the poster of a kind of direct broadcast band to generate method, system and relevant apparatus, and generating with the poster thinking direct broadcast band provides solution.
The concrete technical scheme that the embodiment of the present invention provides is as follows:
First aspect, the poster embodiments providing a kind of direct broadcast band generates method, and the method specifically includes:
Encoder intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, generates poster according to the frame of video intercepted;
Described poster is uploaded to poster server by described encoder.
This embodiment achieves automatically generating of poster in the application scenarios of direct broadcast band, shorten poster fabrication cycle, reduce poster cost of manufacture, and disclosure satisfy that the demand of direct broadcast band preview.
In possible embodiment, before described encoder intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, described encoder obtains configuration information, and described configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster. Described encoder intercepts the frame of video in the video flowing of the direct broadcast band corresponding with direct broadcast band mark in described configuration information according to the time cycle in described configuration information, generates poster according to the resolution of the file format of the poster in described configuration information with poster. In this embodiment, it is only necessary to encoder is carried out easy configuration and can realize automatically generating of direct broadcast band poster.
In possible embodiment, described configuration information also includes the address of described poster server, poster be uploaded to described poster server upload path and poster is uploaded to the file transfer protocol (FTP) that described poster server adopts; Described encoder uploads the described file transfer protocol (FTP) in path and described configuration information according in the address of described poster server in described configuration information, described configuration information, and described poster is uploaded to described poster server. In this embodiment, it is only necessary to encoder is carried out easy configuration and can realize encoder and automatically upload direct broadcast band poster to poster server.
In possible embodiment, described poster server receives the described poster that described encoder is uploaded, the file name of the described poster of up-to-date reception is informed to electronic program guide (EPG) server, described EPG server adopts the file name of the poster of the described direct broadcast band of file name renewal this locality preservation of the described poster of up-to-date reception. In this embodiment, the file name of the poster of up-to-date reception is informed to EPG server by poster server every time, achieve the automatic distributing of poster in the application scenarios of direct broadcast band, and in real time the file name of up-to-date poster can be synchronized to EPG server, and due to only synchronous documents title, the data volume synchronized is less, it is to avoid cause transmission pressure for system.
In possible embodiment, after the response message that the file name of the poster of the described direct broadcast band that the described poster server described EPG server of reception returns is updated successfully, delete the history poster of described direct broadcast band, wherein, not including the poster of described up-to-date reception in described history poster, described response message is returned after being successfully updated the file name of the poster of described direct broadcast band of local preservation by described EPG server. This embodiment, it is possible to save the memory space that poster takies.
In possible embodiment, described EPG server includes center EPG server and edge EPG server; Described edge EPG server receives the access request of the poster to described direct broadcast band that terminal sends, and at least carries the file name of the poster of described direct broadcast band in described access request; Described edge EPG server obtains the file name of the described poster carried in described access request, and the poster sending the file name carrying described poster to described center EPG server obtains request;Described center EPG server receives the described poster acquisition request that described edge EPG server sends, request is obtained according to described poster, the poster that the file name of the described poster carried asking is corresponding is obtained from the described poster server described poster of acquisition, the described poster that buffer memory obtains, and the described poster obtained is returned to described edge EPG server; Described edge EPG server receives described center EPG server and obtains, according to described poster, the described poster that request returns, and described poster is also returned to described terminal by poster described in buffer memory. In this embodiment, it is that the file name of the poster according to direct broadcast band obtains poster by edge EPG server when terminal request preview direct broadcast band, enabling provide up-to-date poster for terminal, meet the terminal demand to direct broadcast band preview.
Second aspect, the poster embodiments providing a kind of direct broadcast band generates system, including:
Encoder, for the frame of video in the video flowing according to preset time period intercepting direct broadcast band, generates poster according to the frame of video intercepted, described poster is uploaded to poster server;
Poster server, for obtaining the described poster that described encoder is uploaded.
This embodiment achieves automatically generating of poster in the application scenarios of direct broadcast band, shorten poster fabrication cycle, reduce poster cost of manufacture, and disclosure satisfy that the demand of direct broadcast band preview.
In possible embodiment, described encoder is additionally operable to: before the frame of video in the video flowing intercepting direct broadcast band according to preset time period, obtaining configuration information, described configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster. Described encoder specifically for: intercept and the frame of video in the video flowing of direct broadcast band corresponding to direct broadcast band mark in described configuration information according to the time cycle in described configuration information, according to the resolution of the file format of the poster in described configuration information and poster generation poster. In this embodiment, it is only necessary to encoder is carried out easy configuration and can realize automatically generating of direct broadcast band poster.
In possible embodiment, described configuration information also includes the address of described poster server, poster be uploaded to described poster server upload path and poster is uploaded to the file transfer protocol (FTP) that described poster server adopts; Described encoder specifically for: according in the address of described poster server in described configuration information, described configuration information, upload the described file transfer protocol (FTP) in path and described configuration information, described poster be uploaded to described poster server. In this embodiment, it is only necessary to encoder is carried out easy configuration and can realize encoder and automatically upload direct broadcast band poster to poster server.
In possible embodiment, also include electronic program guide (EPG) server; Described poster server, is additionally operable to: the file name of the described poster of up-to-date reception is informed to described EPG server; Described EPG server, is used for: adopt the file name of the poster of the described direct broadcast band of file name renewal this locality preservation of the described poster of up-to-date reception. In this embodiment, the file name of the poster of up-to-date reception is informed to EPG server by poster server every time, achieve the automatic distributing of poster in the application scenarios of direct broadcast band, and in real time the file name of up-to-date poster can be synchronized to EPG server, and due to only synchronous documents title, the data volume synchronized is less, it is to avoid cause transmission pressure for system.
In possible embodiment, described EPG server is additionally operable to: return the response message that the file name of the poster of described direct broadcast band is updated successfully to described poster server; Described poster server is additionally operable to: after receiving the response message that the file name of poster of the described direct broadcast band that described EPG server returns is updated successfully, delete the history poster of described direct broadcast band, wherein, described history poster does not include the poster of described up-to-date reception. This embodiment, it is possible to save the memory space that poster takies.
In possible embodiment, described EPG server includes center EPG server and edge EPG server; Described edge EPG server is used for: receive the access request of the poster to described direct broadcast band that terminal sends, at least carrying the file name of the poster of described direct broadcast band in described access request, the poster of the file name sending the poster carrying described direct broadcast band to described center EPG server obtains request; Described center EPG server, for: obtain request according to the described poster that described edge EPG sends, the poster that the file name of the poster of the described direct broadcast band carried asking is corresponding is obtained from the described poster server described poster of acquisition, the described poster that buffer memory obtains, and the described poster obtained is returned to described edge EPG server; Described edge EPG server is used for: obtaining described center EPG server and obtain, according to described poster, the described poster that request returns, described poster is also returned to described terminal by poster described in buffer memory. In this embodiment, it is that the file name of the poster according to direct broadcast band obtains poster by edge EPG server when terminal request preview direct broadcast band, enabling provide up-to-date poster for terminal, meet the terminal demand to direct broadcast band preview.
The third aspect, the embodiment of the present invention additionally provides a kind of encoder, including:
Screen capture module, for the frame of video in the video flowing according to preset time period intercepting direct broadcast band, generates poster according to the frame of video intercepted;
Communication module, is uploaded to poster server for the described poster described screen capture module generated.
Fourth aspect, the embodiment of the present invention additionally provides a kind of poster server, including:
Receiver module, for receiving the poster that encoder is uploaded, described poster is generated according to the frame of video intercepted according to after the frame of video in the video flowing of preset time period intercepting direct broadcast band by described encoder;
Processing module, for the file name by the described poster of up-to-date for described receiver module reception, informs electronic program guide (EPG) server by sending module.
5th aspect, the embodiment of the present invention additionally provides a kind of electronic program guide (EPG) server, including:
Receiver module, for receiving the file name of the poster of the direct broadcast band that poster server sends;
Processing module, for adopting the file name of the poster of the described direct broadcast band of file name renewal this locality preservation of the described poster of the up-to-date reception of described receiver module.
6th aspect, the embodiment of the present invention additionally provides a kind of encoder, including processor, memorizer and communication interface, wherein, memorizer is preserved default program, processor reads the program preserved in memorizer, performs procedure below according to this program: intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, generates poster according to the frame of video intercepted; By communication interface, described poster is uploaded to poster server.
In possible embodiment, described processor is additionally operable to: intercept the frame of video in the video flowing of direct broadcast band according to preset time period before, obtaining configuration information, described configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster.
In possible embodiment, described processor specifically for: intercept and the frame of video in the video flowing of direct broadcast band corresponding to direct broadcast band mark in described configuration information according to the time cycle in described configuration information, according to the resolution of the file format of the poster in described configuration information and poster generation poster.
In possible embodiment, described configuration information also includes the address of described poster server, poster be uploaded to described poster server upload path and poster is uploaded to the file transfer protocol (FTP) that described poster server adopts; Described processor specifically for: according in the address of described poster server in described configuration information, described configuration information, upload the described file transfer protocol (FTP) in path and described configuration information, described poster be uploaded to described poster server.
7th aspect, the embodiment of the present invention additionally provides a kind of poster server, this poster server mainly includes processor, memorizer and communication interface, wherein, memorizer is preserved default program, processor reads the program in memorizer, performs procedure below according to this program: receive, by communication interface, the poster that encoder is uploaded, by communication interface, the file name of the poster of up-to-date reception is informed to EPG server.
In possible embodiment, described processor receives the response message that the file name of the poster of the described direct broadcast band that described EPG server returns is updated successfully by communication interface, and described response message is returned after being successfully updated the file name of the poster of described direct broadcast band of local preservation by described EPG server; Described processor, after receiving described response message by described communication interface, is deleted the history poster of described direct broadcast band, wherein, is not included the poster of described up-to-date reception in described history poster.
Eighth aspect, the embodiment of the present invention additionally provides a kind of electronic program guide (EPG) server, including processor, memorizer and communication interface, wherein, memorizer is preserved default program, processor reads the program in memorizer, according to this program execution procedure below: received the file name of the poster of the direct broadcast band that poster server sends by communication interface, adopts the file name of the poster of this direct broadcast band of file name renewal this locality preservation of the poster of up-to-date reception.
In possible embodiment, described processor, after being successfully updated the file name of the poster of described direct broadcast band of local preservation, returns the response message being updated successfully by communication interface to described poster server.
In possible embodiment, if described EPG server is edge EPG server, described processor receives the access request of the poster to described direct broadcast band that terminal sends by communication interface, at least carries the file name of the poster of described direct broadcast band in described access request; Obtain the file name of the described poster carried in described access request; The poster of the file name being sent the described poster carrying acquisition by communication interface to center EPG server obtains request; Receive described center EPG server by communication interface and obtain, according to described poster, the described poster that request returns;The described poster that buffer memory receives; By communication interface, the described poster received is returned to described terminal.
In possible embodiment, if EPG server centered by described EPG server, the poster that described processor receives, by communication interface, the file name carrying described poster that edge EPG server sends obtains request; Obtain request according to described poster, obtain asking the poster that the file name of the described poster carried is corresponding, the described poster that buffer memory obtains from the described poster server described poster of acquisition; By communication interface, the described poster obtained is returned to described edge EPG server.
9th aspect, the embodiment of the present invention additionally provides a kind of computer-readable recording medium, and wherein storage has executable program code, and this program code is in order to realize the method described in first aspect.
Accompanying drawing explanation
Fig. 1 is existing poster management system architecture schematic diagram;
The poster that Fig. 2 is direct broadcast band in the embodiment of the present invention generates system schematic;
Fig. 3 is the principle schematic of encoder in the embodiment of the present invention;
Fig. 4 is the structural representation of encoder in the embodiment of the present invention;
Fig. 5 is the structural representation of poster server in the embodiment of the present invention;
Fig. 6 is the structural representation of EPG server in the embodiment of the present invention;
Fig. 7 is the generation process schematic of the poster of direct broadcast band in the embodiment of the present invention;
Fig. 8 is the process schematic of the poster generation of another direct broadcast band in the embodiment of the present invention;
Fig. 9 is the distribution procedure schematic diagram of the poster of direct broadcast band in the embodiment of the present invention;
Figure 10 is the process schematic in the embodiment of the present invention, the poster of direct broadcast band conducted interviews;
Figure 11 is the complete procedure schematic diagram of the generation of the poster of direct broadcast band, distribution and access in the embodiment of the present invention;
Figure 12 is the structural representation of another encoder in the embodiment of the present invention;
Figure 13 is the structural representation of another poster server in the embodiment of the present invention;
Figure 14 is the structural representation of another EPG server in the embodiment of the present invention.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, all other embodiments that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
In the embodiment of the present invention, it is proposed that the poster of direct broadcast band as shown in Figure 2 generates system, mainly includes encoder 201, poster server 202 and EPG server 203 in this system. Wherein, encoder 201, poster server 202 and EPG server 203 are sequentially connected with.
Wherein, encoder 201 belongs to head-end system 21. This head-end system 21 mainly includes the signal receiver 204 and the encoder 201 that are sequentially connected with. Signal receiver 204 receives the satellite broadcast signal of direct broadcast band by DVB, and this satellite broadcast signal is demodulated into digital signal. The digital signal that signal receiver exports is carried out real time codec by encoder 201, exports the Media Stream through IP protocol encapsulation, in the way of multicast or clean culture, this Media Stream is supplied to terminal. Such as, MPEG-2, the HLS (HTTPLiveStreaming) etc. of UDP (UserDatagramProtocol, UDP) can be based on through the Media Stream of IP protocol encapsulation.
Specifically, in order to realize automatically generating of the poster of direct broadcast band, in the embodiment of the present invention, the video flowing of input is decoded by encoder 201, while the video flowing obtained after decoding is recompiled, encoder 201 intercepts frame of video in the video flowing of direct broadcast band according to preset time period, generates poster according to the frame of video intercepted, the poster of generation is uploaded to poster server. One is embodied as, and the schematic diagram of encoder 201 is shown in Fig. 3, mainly include Video decoding module 301, video encoding module 302, screen shot module 303 and 304 4 functional modules of Video Output Modules. Wherein Video decoding module 301 is for being decoded the video flowing of input to encoder. Video encoding module 302 recompiles for the video flowing obtained after Video decoding module 301 is decoded. Screen shot module 303 intercepts frame of video for the video flowing obtained after Video decoding module 301 is decoded by video encoding module 302 while recompiling, and exports this poster according to after the frame of video generation poster of sectional drawing. Video Output Modules 304 is for exporting the video flowing after video encoding module 302 recompiles.
In enforcement, poster server 202 is mainly used in storage and manages the poster that encoder 201 is uploaded. Specifically, poster server 202 receives the poster that encoder 201 is uploaded, and the file name of the up-to-date poster uploaded is informed to EPG server 203. EPG server 203 is mainly used in receiving the file name of the poster that poster server 202 sends, and adopts the file name of the poster of this direct broadcast band of file name renewal this locality preservation of the poster of up-to-date reception.
One is embodied as, and EPG server includes center EPG server 2031 and at least one edge EPG server 2032. Wherein, each edge EPG server 2032 is connected with center EPG server 2031 respectively, and each edge EPG server 2032 and center EPG server 2031 are respectively connecting to poster server 202. Poster server 202 sends file name extremely each edge EPG server and the center EPG server of the poster of the direct broadcast band of up-to-date acquisition respectively. Each edge EPG server and center EPG server each receive up-to-date playbill file title and update the file name of poster of this direct broadcast band of local preservation.
In enforcement, EPG server, after adopting the file name of poster of poster server notice to update the file name of poster of this direct broadcast band that this locality preserves, returns to poster service and updates response. Poster server, if according to the renewal of EPG server return is in response to determining that after being updated successfully, delete the history poster of this direct broadcast band, only retains the poster that this direct broadcast band is up-to-date, to save memory space. Poster server if according to the renewal that returns of EPG server is in response to determining that update failure or exceed setting duration and do not receive response, is then deleted the history poster of this channel, be however it is necessary that previous the poster retaining up-to-date poster and this up-to-date poster. Thus when EPG server updates unsuccessfully, the file name of the poster that EPG server preserves is not up-to-date, but the file name of previous poster of up-to-date poster, if therefore EPG server this locality does not have buffer memory when terminal request obtains poster, still can successfully obtain poster from poster server.
In enforcement, edge EPG server, when carrying out direct broadcast band preview and needing to check the up-to-date poster of direct broadcast band, is initiated access request by terminal;If this poster is to be accessed first, then edge EPG server is initiated the poster to this poster to center EPG server and is obtained request; Center EPG server is initiated the poster to this poster to poster server and is obtained request, at local cache after poster server returns to poster, and this poster is returned to edge EPG server; Edge EPG server returns to terminal at local cache and by this poster after obtaining this poster, thus realizing the access of the poster to this direct broadcast band.
The embodiment of the present invention additionally provides the structure of encoder 201 as shown in Figure 4, encoder 201 mainly includes processor 401, memorizer 402 and communication interface 403, wherein, memorizer 402 is preserved default program, processor 401 reads the program preserved in memorizer 402, procedure below is performed: intercept the frame of video in the video flowing of direct broadcast band according to preset time period, generate poster according to the frame of video intercepted according to this program; By communication interface 403, described poster is uploaded to poster server.
The embodiment of the present invention additionally provides the structure of poster server 202 as shown in Figure 5, this poster server 202 mainly includes processor 501, memorizer 502 and communication interface 503, wherein, memorizer 502 is preserved default program, processor 501 reads the program in memorizer 502, perform procedure below according to this program: receive, by communication interface 503, the poster that encoder is uploaded, the file name of the poster of up-to-date reception is informed to EPG server by communication interface 503.
The embodiment of the present invention additionally provides the structure of EPG server 203 as shown in Figure 6, this EPG server mainly includes processor 601, memorizer 602 and communication interface 603, wherein, memorizer 602 is preserved default program, processor 601 reads the program in memorizer 602, perform procedure below according to this program: received the file name of the poster of the direct broadcast band that poster server sends by communication interface 603, adopt the file name of the poster of this direct broadcast band of file name renewal this locality preservation of the poster of up-to-date reception.
Based on this design, in first embodiment of the invention, the generation process of the poster of direct broadcast band is as it is shown in fig. 7, specific as follows:
Step 701: encoder intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, generates poster according to the frame of video intercepted.
In enforcement, first the video flowing of input is decoded by encoder, and while decoded video flowing is recompiled, the video flowing periodically decoding generated carries out frame of video sectional drawing, using the frame of video that intercepts as poster.
In enforcement, before encoder intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, encoder needs to obtain configuration information, and this configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster.
Specifically, encoder intercepts the frame of video in the video flowing of the direct broadcast band corresponding with direct broadcast band mark in configuration information according to the time cycle in configuration information, generates poster according to the resolution of the file format of the poster in configuration information with poster.
Step 702: poster is uploaded to poster server by encoder.
In enforcement, the configuration information that encoder obtains also includes the address of poster server, poster be uploaded to poster server upload path and poster is uploaded to the file transfer protocol (FTP) that poster server adopts. Specifically, poster, according to the address of poster server in configuration information, the file transfer protocol (FTP) uploaded in path and configuration information in configuration information, is uploaded to poster server by encoder.
In this embodiment, video flowing sectional drawing is obtained frame of video by encoder, poster is generated according to the frame of video intercepted, and the poster of generation is uploaded to poster server, it is achieved thereby that the automatically generating of poster in the application scenarios of direct broadcast band, shorten poster fabrication cycle, reduce poster cost of manufacture, and disclosure satisfy that the demand of direct broadcast band preview.
In one specific embodiment, the process that the poster of direct broadcast band generates is as shown in Figure 8, specific as follows:
Step 801: encoder obtains configuration information, this configuration information includes the configuration of poster sectional drawing and upload configuration.
Wherein, the configuration of poster sectional drawing includes: need to intercept the direct broadcast band mark of frame of video, intercept the resolution etc. of the time cycle of frame of video, the file format of poster and poster. Such as, the time cycle of sectional drawing frame of video can be configured to 30s. Upload configuration includes: the address of poster server, poster be uploaded to poster server upload path and poster is uploaded to the file transfer protocol (FTP) that poster server adopts. Such as file transfer protocol (FTP) is configured to sftp.
Step 802: encoder reads the video flowing of direct broadcast band input, each frame of video in video flowing is decoded, decoded video flowing is recompiled and after IP encapsulation while output media bag, according to the configuration information that step 801 obtains, after reaching the time cycle intercepting frame of video, and determine when this direct broadcast band needs sectional drawing, intercept current decoded frame of video, and this frame of video intercepted is saved as poster by the configuration information obtained according to step 801.
Specifically, the temporal information of second it is accurate to when the mark comprising direct broadcast band in the file name of poster and sectional drawing, for instance, the file name of poster is Channel1_20151225183020.png.
Step 803: encoder according to the address of poster server in configuration information, poster be uploaded to poster server upload path and poster is uploaded to the file transfer protocol (FTP) that poster server adopts, the poster of generation is uploaded to poster server.
Based on this design, in second embodiment of the invention, the distribution procedure of the poster of direct broadcast band is as it is shown in figure 9, specific as follows:
Step 901: poster server receives the poster that encoder is uploaded, and the file name of the poster of up-to-date reception is informed to EPG server.
Specifically, the file name of the poster of up-to-date reception, after receiving the poster that encoder is uploaded, is informed to EPG server by message mode by poster server. Wherein message mode includes but not limited to any one in the various ways such as xmpp, http, socket.
Specifically, the file name of the poster of up-to-date reception is informed to center EPG server and each edge EPG server by poster server.
Step 902:EPG server receives the file name of the poster of poster server notice, and the file name of this poster that employing receives updates the file name of the poster of this direct broadcast band that this locality preserves.
Alternatively, EPG server returns the result updated to poster server.
Step 903: poster server retains a up-to-date poster of this direct broadcast band, deletes the history poster of this direct broadcast band.
Specifically, poster server receives the result of the renewal that EPG server returns, if it is determined that the result of this renewal is for being updated successfully, and poster server deletes the history poster of this direct broadcast band, only retain a up-to-date poster of this direct broadcast band, with the memory space that minimizing takies.
Poster server is if it is determined that the result of this renewal is the result updating unsuccessfully or within a specified time not receiving the renewal that EPG server returns, and poster server is not deleted a up-to-date poster and do not delete previous poster of a up-to-date poster when deleting history poster. When EPG server updates failed, the file name of the poster that EPG server preserves is not up-to-date, but the file name of previous poster of up-to-date poster, if therefore EPG server this locality does not have buffer memory when terminal request obtains poster, still can successfully obtain poster from poster server.
Specifically, poster server is for updating failed EPG server, it is possible to the file name of the poster of up-to-date reception is informed to this EPG server again, EPG server again update the file name of the poster of this direct broadcast band of local preservation.
In this embodiment, the file name of poster up-to-date for direct broadcast band is informed to EPG server by poster server, it is achieved thereby that the automatic distributing of poster in the application scenarios of direct broadcast band, and in real time the file name of up-to-date poster can be synchronized to EPG server, and due to only synchronous documents title, the data volume synchronized is less, it is to avoid cause transmission pressure for system.
Based on this design, in third embodiment of the invention, the process that the poster of direct broadcast band is conducted interviews is as shown in Figure 10, specific as follows:
Step 1001: terminal sends the access request of the poster to direct broadcast band to edge EPG server, at least carries the file name of the poster of direct broadcast band in this access request.
Specifically, terminal initiates to return the access request of the http page to edge EPG server. Edge EPG server returns the element information of this http page, this element information comprises the URL (UniformResoureLocator of the up-to-date poster of channel, URL) file name of address information and poster, the file name of this poster is the file name that poster server informs the poster of all EPG server. The URL address information of the poster that terminal returns according to edge EPG server and the file name of poster, by the playbill file that http request to edge EPG server acquisition request is corresponding.
Step 1002: edge EPG server obtains the file name of the poster of the direct broadcast band that access request is carried, it is judged that whether this locality is cached with this poster, if it has, then directly this poster is returned to terminal, and terminate. If it did not, send the poster acquisition request of the file name carrying this poster to center EPG server, perform step 1003.
Step 1003: center EPG server receives the poster acquisition request that edge EPG server sends, it is judged that local this poster that whether is cached with obtains the poster asking requested acquisition, if it has, then directly this poster is returned to edge EPG server; If it did not, obtain this poster from poster server to obtain the poster that the file name of poster carried request is corresponding the poster that buffer memory obtains, the poster of acquisition is returned to edge EPG server.
Step 1004: edge EPG server obtains the center EPG poster returned and returns to terminal, and terminal can obtain the up-to-date poster of this direct broadcast band, thus realizing the poster preview of direct broadcast band.
In this embodiment, it is that the file name of the poster according to direct broadcast band obtains poster by edge EPG server when terminal request preview direct broadcast band, enabling provide up-to-date poster for terminal, meet the terminal demand to direct broadcast band preview.
In one specific embodiment, the complete procedure of the generation of the poster of direct broadcast band, distribution and access is as shown in figure 11, specific as follows:
Step 1101: encoder cycle intercepts frame of video from the video flowing of direct broadcast band, generates poster according to the frame of video of sectional drawing;
Step 1102: the poster of generation is uploaded to poster server by encoder;
Step 1103: the file name of the up-to-date poster uploaded is informed to center EPG server by poster server;
Step 1104: the file name of the poster of center EPG server employing poster server notice updates the file name of the poster of the direct broadcast band managed;
Step 1105: center EPG server returns to poster server and updates response;
Step 1106: the file name of the up-to-date poster uploaded is informed to edge EPG server by poster server;
Step 1107: the file name of the poster of edge EPG server employing poster server notice updates the file name of the poster of the direct broadcast band managed;
Step 1108: edge EPG server returns to poster server and updates response;
Step 1109: poster server if it is determined that the renewal response that center EPG server and edge EPG server return is successfully, then retains a up-to-date poster of this direct broadcast band, deleting history poster;
Step 1110: edge EPG server is initiated http page request by terminal, and request carries out direct broadcast band preview;
Step 1111: edge EPG server returns the element information of this http page, comprising the URL address information of the up-to-date poster of direct broadcast band and the file name of poster in this element information, the file name of this poster is the file name that poster server informs the poster of all EPG server;
Step 1112: the URL address information of the poster that terminal returns according to edge EPG server and the file name of poster, obtains this poster by http to edge EPG server;
Step 1113: edge EPG server judges whether to have in local cache this poster, if it has, directly obtain this poster from local cache, goes to perform step 1114 if it did not, turn;
Step 1114: edge EPG server is initiated poster to center EPG server and obtained request, and this poster obtains the file name carrying this poster in request;
Step 1115: center EPG server judges whether to have in local cache the poster that the file name of this poster is corresponding, if it has, directly obtain this poster from local cache, goes to perform step 1116 if it did not, turn;
Step 1116: center EPG server sends poster to poster server and obtains request, and this poster obtains the file name carrying this poster in request;
Step 1117: poster server returns this poster to center EPG server;
Step 1118: center this poster of EPG server buffer memory;
Step 1119: center EPG server returns this poster to edge EPG server;
Step 1120: the poster that edge EPG server buffer memory center EPG server returns;
Step 1121: edge EPG server returns this poster to terminal so that terminal, it can be seen that the poster of this direct broadcast band, carries out direct broadcast band preview.
Based on same design, additionally providing the structure of encoder as shown in figure 12 in the embodiment of the present invention, this encoder specifically includes that
Screen capture module 1201, for the frame of video in the video flowing according to preset time period intercepting direct broadcast band, generates poster according to the frame of video intercepted;
Communication module 1202, for being uploaded to poster server by the described poster that described screen capture module 1201 generates.
In enforcement, the processor 401 in the structure of the function of screen capture module 1201 encoder as shown in Figure 4 realizes, and the communication interface 403 in the structure of the function of communication module 1202 encoder as shown in Figure 4 realizes.
In enforcement, described screen capture module is additionally operable to:
Intercept the frame of video in the video flowing of direct broadcast band according to preset time period before, obtaining configuration information, described configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster.
In enforcement, described screen capture module specifically for:
Intercept the frame of video in the video flowing of the direct broadcast band corresponding with direct broadcast band mark in described configuration information according to the time cycle in described configuration information, generate poster according to the resolution of the file format of the poster in described configuration information with poster.
In enforcement, described configuration information also includes the address of described poster server, poster be uploaded to described poster server upload path and poster is uploaded to the file transfer protocol (FTP) that described poster server adopts; Described communication module specifically for: according in the address of described poster server in described configuration information, described configuration information, upload the described file transfer protocol (FTP) in path and described configuration information, described poster be uploaded to described poster server.
Based on same design, additionally providing poster server as shown in fig. 13 that in the embodiment of the present invention, structure specifically includes:
Receiver module 1301, for receiving the poster that encoder is uploaded, described poster is generated according to the frame of video intercepted according to after the frame of video in the video flowing of preset time period intercepting direct broadcast band by described encoder;
Processing module 1302, for the file name by the described poster of up-to-date for described receiver module reception, informs electronic program guide (EPG) server by sending module 1303.
In enforcement, the processor 501 in the structure of the function of processing module 1302 poster server as shown in Figure 5 realizes, and the communication interface 503 in the structure of the function of receiver module 1301 and sending module 1303 poster server as shown in Figure 5 realizes.
In enforcement, described receiver module is additionally operable to: receive the response message that the file name of the poster of the described direct broadcast band that described EPG server returns is updated successfully, and described response message is returned after being successfully updated the file name of the poster of described direct broadcast band of local preservation by described EPG server;
Described processing module is additionally operable to: after described receiver module receives described response message, deletes the history poster of described direct broadcast band, wherein, does not include the poster of described up-to-date reception in described history poster.
Based on same design, additionally providing EPG server as shown in figure 14 in the embodiment of the present invention, structure specifically includes:
Receiver module 1401, for receiving the file name of the poster of the direct broadcast band that poster server sends;
Processing module 1402, for adopting the file name of the poster of the described direct broadcast band of file name renewal this locality preservation of the described poster of the up-to-date reception of described receiver module.
In enforcement, also include sending module 1403, be used for, after described processing module is successfully updated the file name of poster of the local described direct broadcast band preserved, returning the response message being updated successfully to described poster server.
In enforcement, the processor 601 in the structure of the function of processing module 1402 EPG server as shown in Figure 6 realizes, and the communication interface 603 in the structure of the function of receiver module 1401 and sending module 1403 EPG server as shown in Figure 6 realizes.
In enforcement, if described EPG server is edge EPG server, described receiver module is additionally operable to: receives the access request of the poster to described direct broadcast band that terminal sends, at least carries the file name of the poster of described direct broadcast band in described access request;
Described processing module is additionally operable to: obtain the file name of the described poster carried in the described access request that described receiver module receives;
Described sending module is used for: the poster sending the file name carrying the described poster that described processing module obtains to center EPG server obtains request;
Described receiver module is additionally operable to: receives described center EPG server and obtains, according to described poster, the described poster that request returns;
Described processing module is additionally operable to: the described poster that receiver module described in buffer memory receives;
Described sending module is additionally operable to: the described poster received by described receiver module returns to described terminal.
In enforcement, if EPG server centered by described EPG server, described receiver module is additionally operable to: the poster receiving the file name carrying described poster that edge EPG server sends obtains request;
Described processing module is additionally operable to: obtain request according to described poster, obtains asking the poster that the file name of the described poster carried is corresponding, the described poster that buffer memory obtains from the described poster server described poster of acquisition;
Described sending module is additionally operable to: the described poster obtained is returned to described edge EPG server.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program. Therefore, the present invention can adopt the form of complete hardware embodiment, complete software implementation or the embodiment in conjunction with software and hardware aspect. And, the present invention can adopt the form at one or more upper computer programs implemented of computer-usable storage medium (including but not limited to disk memory and optical memory etc.) wherein including computer usable program code.
The present invention is that flow chart and/or block diagram with reference to method according to embodiments of the present invention, equipment (system) and computer program describe. It should be understood that can by the combination of the flow process in each flow process in computer program instructions flowchart and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame. These computer program instructions can be provided to produce a machine to the processor of general purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device so that the instruction performed by the processor of computer or other programmable data processing device is produced for realizing the device of function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and can guide in the computer-readable memory that computer or other programmable data processing device work in a specific way, the instruction making to be stored in this computer-readable memory produces to include the manufacture of command device, and this command device realizes the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices provides for realizing the step of function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
Obviously, the present invention can be carried out various change and modification without deviating from the spirit and scope of the present invention by those skilled in the art. So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims (24)

1. the poster of a direct broadcast band generates method, it is characterised in that including:
Encoder intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, generates poster according to the frame of video intercepted;
Described poster is uploaded to poster server by described encoder.
2. the method for claim 1, it is characterised in that before described encoder intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, described method also includes:
Described encoder obtains configuration information, and described configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster.
3. method as claimed in claim 2, it is characterised in that described encoder intercepts the frame of video in the video flowing of direct broadcast band according to preset time period, generates poster according to the frame of video intercepted, including:
Described encoder intercepts the frame of video in the video flowing of the direct broadcast band corresponding with direct broadcast band mark in described configuration information according to the time cycle in described configuration information, generates poster according to the resolution of the file format of the poster in described configuration information with poster.
4. method as claimed in claim 2 or claim 3, it is characterized in that, described configuration information also includes the address of described poster server, poster be uploaded to described poster server upload path and poster is uploaded to the file transfer protocol (FTP) that described poster server adopts;
The frame of video of intercepting is uploaded to poster server as poster by described encoder, including:
Described encoder uploads the described file transfer protocol (FTP) in path and described configuration information according in the address of described poster server in described configuration information, described configuration information, and described poster is uploaded to described poster server.
5. the method as described in any one of claim 1-4, it is characterised in that described method also includes:
Described poster server receives the described poster that described encoder is uploaded, the file name of the described poster of up-to-date reception is informed to electronic program guide (EPG) server, described EPG server adopts the file name of the poster of the described direct broadcast band of file name renewal this locality preservation of the described poster of up-to-date reception.
6. method as claimed in claim 5, it is characterised in that described method also includes:
After the response message that the file name of the poster of the described direct broadcast band that the described poster server described EPG server of reception returns is updated successfully, delete the history poster of described direct broadcast band, wherein, not including the poster of described up-to-date reception in described history poster, described response message is returned after being successfully updated the file name of the poster of described direct broadcast band of local preservation by described EPG server.
7. the method as described in claim 5 or 6, it is characterised in that described EPG server includes center EPG server and edge EPG server;
Described method also includes:
Described edge EPG server receives the access request of the poster to described direct broadcast band that terminal sends, and at least carries the file name of the poster of described direct broadcast band in described access request;
Described edge EPG server obtains the file name of the described poster carried in described access request, and the poster sending the file name carrying described poster to described center EPG server obtains request;
Described center EPG server receives the described poster acquisition request that described edge EPG server sends, request is obtained according to described poster, the poster that the file name of the described poster carried asking is corresponding is obtained from the described poster server described poster of acquisition, the described poster that buffer memory obtains, and the described poster obtained is returned to described edge EPG server;
Described edge EPG server receives described center EPG server and obtains, according to described poster, the described poster that request returns, and described poster is also returned to described terminal by poster described in buffer memory.
8. the poster of a direct broadcast band generates system, it is characterised in that including:
Encoder, for the frame of video in the video flowing according to preset time period intercepting direct broadcast band, generates poster according to the frame of video intercepted, described poster is uploaded to poster server;
Poster server, for obtaining the described poster that described encoder is uploaded.
9. system as claimed in claim 8, it is characterised in that described encoder is additionally operable to:
Before frame of video in the video flowing intercepting direct broadcast band according to preset time period, obtaining configuration information, described configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster.
10. system as claimed in claim 9, it is characterised in that described encoder specifically for:
Intercept the frame of video in the video flowing of the direct broadcast band corresponding with direct broadcast band mark in described configuration information according to the time cycle in described configuration information, generate poster according to the resolution of the file format of the poster in described configuration information with poster.
11. the system as described in claim 9 or 10, it is characterized in that, described configuration information also includes the address of described poster server, poster be uploaded to described poster server upload path and poster is uploaded to the file transfer protocol (FTP) that described poster server adopts;
Described encoder specifically for:
According in the address of described poster server in described configuration information, described configuration information, upload the described file transfer protocol (FTP) in path and described configuration information, described poster is uploaded to described poster server.
12. system as claimed in claim 8, it is characterised in that also include electronic program guide (EPG) server;
Described poster server, is additionally operable to:
The file name of the described poster of up-to-date reception is informed to described EPG server;
Described EPG server, is used for:
The file name adopting the described poster of up-to-date reception updates the file name of the poster of the described direct broadcast band that this locality preserves.
13. system as claimed in claim 12, it is characterised in that described EPG server is additionally operable to:
The response message that the file name of the poster of described direct broadcast band is updated successfully is returned to described poster server;
Described poster server is additionally operable to:
After receiving the response message that the file name of poster of the described direct broadcast band that described EPG server returns is updated successfully, delete the history poster of described direct broadcast band, wherein, described history poster does not include the poster of described up-to-date reception.
14. the system as described in claim 12 or 13, it is characterised in that described EPG server includes center EPG server and edge EPG server;
Described edge EPG server is used for:
Receive the access request of the poster to described direct broadcast band that terminal sends, at least carrying the file name of the poster of described direct broadcast band in described access request, the poster of the file name sending the poster carrying described direct broadcast band to described center EPG server obtains request;
Described center EPG server, is used for:
Request is obtained according to the described poster that described edge EPG sends, the poster that the file name of the poster of the described direct broadcast band carried asking is corresponding is obtained from the described poster server described poster of acquisition, the described poster that buffer memory obtains, and the described poster obtained is returned to described edge EPG server;
Described edge EPG server is used for:
Obtaining described center EPG server and obtain, according to described poster, the described poster that request returns, described poster is also returned to described terminal by poster described in buffer memory.
15. an encoder, it is characterised in that including:
Screen capture module, for the frame of video in the video flowing according to preset time period intercepting direct broadcast band, generates poster according to the frame of video intercepted;
Communication module, is uploaded to poster server for the described poster described screen capture module generated.
16. encoder as claimed in claim 15, it is characterised in that described screen capture module is additionally operable to:
Intercept the frame of video in the video flowing of direct broadcast band according to preset time period before, obtaining configuration information, described configuration information includes needing intercepting the direct broadcast band mark of frame of video, intercepts the resolution of the time cycle of frame of video, the file format of poster and poster.
17. encoder as claimed in claim 16, it is characterised in that described screen capture module specifically for:
Intercept the frame of video in the video flowing of the direct broadcast band corresponding with direct broadcast band mark in described configuration information according to the time cycle in described configuration information, generate poster according to the resolution of the file format of the poster in described configuration information with poster.
18. the encoder as described in claim 16 or 17, it is characterized in that, described configuration information also includes the address of described poster server, poster be uploaded to described poster server upload path and poster is uploaded to the file transfer protocol (FTP) that described poster server adopts;
Described communication module specifically for:
According in the address of described poster server in described configuration information, described configuration information, upload the described file transfer protocol (FTP) in path and described configuration information, described poster is uploaded to described poster server.
19. a poster server, it is characterised in that including:
Receiver module, for receiving the poster that encoder is uploaded, described poster is generated according to the frame of video intercepted according to after the frame of video in the video flowing of preset time period intercepting direct broadcast band by described encoder;
Processing module, for the file name by the described poster of up-to-date for described receiver module reception, informs electronic program guide (EPG) server by sending module.
20. poster server as claimed in claim 19, it is characterized in that, described receiver module is additionally operable to: receive the response message that the file name of the poster of the described direct broadcast band that described EPG server returns is updated successfully, and described response message is returned after being successfully updated the file name of the poster of described direct broadcast band of local preservation by described EPG server;
Described processing module is additionally operable to: after described receiver module receives described response message, deletes the history poster of described direct broadcast band, wherein, does not include the poster of described up-to-date reception in described history poster.
21. an electronic program guide (EPG) server, it is characterised in that including:
Receiver module, for receiving the file name of the poster of the direct broadcast band that poster server sends;
Processing module, for adopting the file name of the poster of the described direct broadcast band of file name renewal this locality preservation of the described poster of the up-to-date reception of described receiver module.
22. EPG server as claimed in claim 21, it is characterized in that, also include sending module, be used for, after described processing module is successfully updated the file name of poster of the local described direct broadcast band preserved, returning the response message being updated successfully to described poster server.
23. EPG server as claimed in claim 22, it is characterized in that, if described EPG server is edge EPG server, described receiver module is additionally operable to: receives the access request of the poster to described direct broadcast band that terminal sends, at least carries the file name of the poster of described direct broadcast band in described access request;
Described processing module is additionally operable to: obtain the file name of the described poster carried in the described access request that described receiver module receives;
Described sending module is used for: the poster sending the file name carrying the described poster that described processing module obtains to center EPG server obtains request;
Described receiver module is additionally operable to: receives described center EPG server and obtains, according to described poster, the described poster that request returns;
Described processing module is additionally operable to: the described poster that receiver module described in buffer memory receives;
Described sending module is additionally operable to: the described poster received by described receiver module returns to described terminal.
24. EPG server as claimed in claim 22, it is characterised in that if EPG server centered by described EPG server, described receiver module is additionally operable to: the poster receiving the file name carrying described poster that edge EPG server sends obtains request;
Described processing module is additionally operable to: obtain request according to described poster, obtains asking the poster that the file name of the described poster carried is corresponding, the described poster that buffer memory obtains from the described poster server described poster of acquisition;
Described sending module is additionally operable to: the described poster obtained is returned to described edge EPG server.
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106506448A (en) * 2016-09-26 2017-03-15 北京小米移动软件有限公司 Live display packing, device and terminal
CN106792150A (en) * 2016-12-20 2017-05-31 深圳市茁壮网络股份有限公司 A kind of poster generation method and device
CN107147938A (en) * 2017-04-26 2017-09-08 北京奇艺世纪科技有限公司 A kind of many picture exhibition method and apparatus of video frequency program
CN109151495A (en) * 2018-08-09 2019-01-04 广州精航电子有限公司 A kind of vod server and vod server multimedia file update method, storage medium
CN109905751A (en) * 2019-03-01 2019-06-18 四川长虹电器股份有限公司 A kind of control method and system of intelligence picture frame
CN110198452A (en) * 2019-04-02 2019-09-03 腾讯科技（深圳）有限公司 A kind of method for previewing of live video, apparatus and system
CN110290393A (en) * 2019-07-23 2019-09-27 北京达佳互联信息技术有限公司 File acquisition method and device, server and storage medium
CN112825020A (en) * 2019-11-20 2021-05-21 浙江大搜车软件技术有限公司 Picture generation method and device, computer equipment and storage medium
CN114710701A (en) * 2022-02-28 2022-07-05 深圳腾银信息咨询有限责任公司 Configured live broadcast page generation and control method, device, system and medium

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060064716A1 (en) * 2000-07-24 2006-03-23 Vivcom, Inc. Techniques for navigating multiple video streams
CN101079994A (en) * 2006-09-26 2007-11-28 腾讯科技（深圳）有限公司 A network TV monitoring system and method
CN101127915A (en) * 2007-09-20 2008-02-20 中兴通讯股份有限公司 Electronic program navigation data synchronization method and system based on incremental mode
CN101345838A (en) * 2008-08-04 2009-01-14 华为技术有限公司 TV program navigation method, apparatus and system
CN101431425A (en) * 2007-11-09 2009-05-13 百视通网络电视技术发展有限责任公司 Distributed EPG system and service flow based on network shared data center
CN101572788A (en) * 2009-04-03 2009-11-04 深圳市同洲电子股份有限公司 Method, system and PVR set-top box for poster displaying of recorded files
CN101707691A (en) * 2009-11-18 2010-05-12 中兴通讯股份有限公司 Method and system for managing distributed electronic program guide synchronization
CN103338407A (en) * 2013-05-31 2013-10-02 天津三星电子有限公司 Television set and television set channel browsing method
CN104539977A (en) * 2014-12-17 2015-04-22 广州酷狗计算机科技有限公司 Live broadcast previewing method and device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060064716A1 (en) * 2000-07-24 2006-03-23 Vivcom, Inc. Techniques for navigating multiple video streams
CN101079994A (en) * 2006-09-26 2007-11-28 腾讯科技（深圳）有限公司 A network TV monitoring system and method
CN101127915A (en) * 2007-09-20 2008-02-20 中兴通讯股份有限公司 Electronic program navigation data synchronization method and system based on incremental mode
CN101431425A (en) * 2007-11-09 2009-05-13 百视通网络电视技术发展有限责任公司 Distributed EPG system and service flow based on network shared data center
CN101345838A (en) * 2008-08-04 2009-01-14 华为技术有限公司 TV program navigation method, apparatus and system
CN101572788A (en) * 2009-04-03 2009-11-04 深圳市同洲电子股份有限公司 Method, system and PVR set-top box for poster displaying of recorded files
CN101707691A (en) * 2009-11-18 2010-05-12 中兴通讯股份有限公司 Method and system for managing distributed electronic program guide synchronization
CN103338407A (en) * 2013-05-31 2013-10-02 天津三星电子有限公司 Television set and television set channel browsing method
CN104539977A (en) * 2014-12-17 2015-04-22 广州酷狗计算机科技有限公司 Live broadcast previewing method and device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106506448A (en) * 2016-09-26 2017-03-15 北京小米移动软件有限公司 Live display packing, device and terminal
CN106792150A (en) * 2016-12-20 2017-05-31 深圳市茁壮网络股份有限公司 A kind of poster generation method and device
CN106792150B (en) * 2016-12-20 2019-11-15 深圳市茁壮网络股份有限公司 A kind of poster generation method and device
CN107147938A (en) * 2017-04-26 2017-09-08 北京奇艺世纪科技有限公司 A kind of many picture exhibition method and apparatus of video frequency program
CN109151495A (en) * 2018-08-09 2019-01-04 广州精航电子有限公司 A kind of vod server and vod server multimedia file update method, storage medium
CN109905751A (en) * 2019-03-01 2019-06-18 四川长虹电器股份有限公司 A kind of control method and system of intelligence picture frame
CN110198452A (en) * 2019-04-02 2019-09-03 腾讯科技（深圳）有限公司 A kind of method for previewing of live video, apparatus and system
CN110198452B (en) * 2019-04-02 2021-09-14 腾讯科技（深圳）有限公司 Live video previewing method, device and system
CN110290393A (en) * 2019-07-23 2019-09-27 北京达佳互联信息技术有限公司 File acquisition method and device, server and storage medium
CN112825020A (en) * 2019-11-20 2021-05-21 浙江大搜车软件技术有限公司 Picture generation method and device, computer equipment and storage medium
CN114710701A (en) * 2022-02-28 2022-07-05 深圳腾银信息咨询有限责任公司 Configured live broadcast page generation and control method, device, system and medium

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