CN104883602A - Classification multi-image channel preview method and system - Google Patents
Classification multi-image channel preview method and system Download PDFInfo
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- CN104883602A CN104883602A CN201510267874.8A CN201510267874A CN104883602A CN 104883602 A CN104883602 A CN 104883602A CN 201510267874 A CN201510267874 A CN 201510267874A CN 104883602 A CN104883602 A CN 104883602A
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000007689 inspection Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 8
- 239000000203 mixture Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
-
- 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
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
- H04N21/2353—Processing of additional data, e.g. scrambling of additional data or processing content descriptors specifically adapted to content descriptors, e.g. coding, compressing or processing of metadata
-
- 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
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23614—Multiplexing of additional data and video streams
-
- 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
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/2362—Generation or processing of Service Information [SI]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Library & Information Science (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
An embodiment of the invention discloses a classification multi-image channel preview method and system. The method comprises a step of examining whether a service description table (SDT) of a current TS (Transport Stream) has a mosaic service or not; a step of selecting a corresponding TS if so; a step of processing a program association table (PAT) and a program map table (PMT) of the selected TS; a step of displaying the mosaic service; and a step of performing corresponding treatment according to that a user is interested in content of some logic unit and sending a corresponding mosaic program stream to a user terminal. According to the embodiment of the invention, programs are classified, and the user can select one of classifications to reduce the program channel selection number, so that a problem of rapid television program channel selection is solved, and the efficiency of channel selection by the user is improved.
Description
Technical field
The present invention relates to digital television techniques field, particularly relate to a kind of classification many picture channel method for previewing and system.
Background technology
Along with being on the increase of programme channel, user more and more feels the television channel program being difficult to find rapidly oneself to like.Traditional program channel is by user's manual inputting channel numbering, or presents with the menu of program name (as cctv1) written form and allow it use upper and lower key to select in front of the user.
Operation item at present based on character feels to user intuitively, and user is difficult to the program selecting oneself to like fast, and channel selection operation is efficient and convenient not.
The implementation method of many image preview functions is there is in currently available technology, mainly make use of the mosaic service technology of Digital Television, namely by catching the memory headroom of the video data in programs of set-top box to Video layer, and then convert the data format that Still layer can show to, then realize multi-image preview function of set top box in conjunction with OSD layer.This invention provides the navigation of the multiple channel program of energy preview simultaneously for user, allows user can select oneself interested program quickly and easily.
Above-mentioned prior art solves the inconvenience of manually input or character navigation operation interface, but due to present television station channel growing number many, even if employ many image preview functions, the multipage that also needs to browse is selected.At most can only simultaneously preview 16 pictures according to data television mosaic technology page, if television station channel number is 100, then at least need to browse 7 pages, if there are 500 channels, then at least need to browse 32 pages, in fact browsing number of pages may be also more.Obviously, the number of pictures of number of pages and the preview of one page energy of browsing is inversely proportional to, and the number of pages that number of pictures is browsed more at most is fewer, but the number of pictures of one page is more, and user needs to stop and distinguishes that selection one joint is longer for object time on one page.Along with television station channel is more and more abundanter, user is difficult to the program selecting fast oneself to like in so multiple program pictures, and user can feel that operation is inconvenient, eye fatigue in the course of time.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the invention provides a kind of classification many picture channel method for previewing and system, for classifying to program, solving the problem selecting programme channel fast, improve the efficiency of user selected channel.
In order to solve the problem, the present invention proposes a kind of classification many picture channel method for previewing, described method comprises:
Check the business description of current TS stream
table (service Description Table, SDT) whether there is mosaic service;
If exist, then corresponding TS is selected to flow;
The programming association of the TS stream that treatment of selected is selected
table (program Association Table, PAT), program map
table (program Map Table, PMT);
Display mosaic service;
Carry out respective handling according to the content of user to a certain logical block is interested, corresponding mosaic program stream is pushed to user terminal.
Preferably, describedly to comprise according to the content of user to a certain logical block step of carrying out respective handling interested:
If user-selected logical block is relevant to bouquet, then show bouquet association
table (bouquet Association Table, BAT) information;
If user-selected logical block is relevant to business, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT also shows the business chosen;
If user-selected logical block is relevant to event, then presented event information
table (event Information Table, EIT) information, process programming association
table PaT and program map
table PmT also shows the event chosen;
If user-selected logical block is relevant to mosaic service, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT, shows the mosaic service chosen, repeats the mosaic service that above step process is chosen.
Preferably, in the business description of described inspection current TS stream
table SdT also comprises before whether there is the step of mosaic service:
In front end, different business, bouquet and event are formed a mosaic picture, generate mosaic service, and be its Resources allocation;
Add being described in business information (SI) mosaic service.
Correspondingly, the present invention also provides a kind of classification many picture channel prebrowsing system, and described system comprises:
Checking module, for checking the business description of current TS stream
table Swhether DT exists mosaic service;
TS stream selects module, for when there is mosaic service, selects corresponding TS to flow;
Processing module, selects the programming association of the TS stream selected by module for the treatment of described TS stream
table PaT, program map
table PmT;
Display module, for showing mosaic service;
Process pushing module, for carrying out respective handling according to the content of user to a certain logical block is interested, is pushed to user terminal by corresponding mosaic program stream.
Preferably, described process pushing module also for, if user-selected logical block is relevant to bouquet, then show bouquet association
table Bthe information of AT; If user-selected logical block is relevant to business, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT also shows the business chosen; If user-selected logical block is relevant to event, then presented event information
table Ethe information of IT, process programming association
table PaT and program map
table PmT also shows the event chosen; If user-selected logical block is relevant to mosaic service, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT, shows the mosaic service chosen, repeats the mosaic service that above step process is chosen.
Preferably, described system also comprises:
Mosaic service generation module, for different business, bouquet and event being formed a mosaic picture in front end, generating mosaic service, and being its Resources allocation;
Add module, for adding being described in business information SI mosaic service.
In embodiments of the present invention, classify to program, user can select one of them classification to reduce the number of program channel selection, solves the problem selecting programme channel fast, improves the efficiency of user selected channel.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to use to required in embodiment or description of the prior art below
accompanying drawingbe briefly described, apparently, in the following describes
accompanying drawingonly some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, can also according to these
accompanying drawingobtain other
accompanying drawing.
fig. 1it is the flow process signal of classification many picture channel method for previewing of the embodiment of the present invention
figure;
fig. 2it is a mosaic screen composition signal in the embodiment of the present invention
figure;
fig. 3it is another mosaic screen composition signal in the embodiment of the present invention
figure;
fig. 4,
fig. 5it is the specific implementation effect of embodiment of the present invention mosaic screen
figure;
fig. 6it is the signal generating mosaic service program stream in the embodiment of the present invention
figure;
fig. 7it is the structure composition signal of classification many picture channel prebrowsing system of the embodiment of the present invention
figure.
Embodiment
Below in conjunction with in the embodiment of the present invention
accompanying drawing, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
fig. 1it is the flow process signal of the method for classification many picture channel preview of the embodiment of the present invention
figure,
as Fig. 1shown in, the method comprises:
S101, checks the business description of current TS stream
table Swhether DT exists mosaic service;
S102, if exist, then selects corresponding TS to flow;
S103, the programming association of the TS stream that treatment of selected is selected
table PaT, program map
table PmT;
S104, display mosaic service;
S105, carries out respective handling according to the content of user to a certain logical block is interested, corresponding mosaic program stream is pushed to user terminal.
Wherein, S105 comprises further:
If user-selected logical block is relevant to bouquet, then show bouquet association
table Bthe information of AT;
If user-selected logical block is relevant to business, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT also shows the business chosen;
If user-selected logical block is relevant to event, then presented event information
table Ethe information of IT, process programming association
table PaT and program map
table PmT also shows the event chosen;
If user-selected logical block is relevant to mosaic service, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT, shows the mosaic service chosen, repeats the mosaic service that above step process is chosen.
In order to program classification, can analyze the programme information of each program stream in mosaic server, or by using specific mark to indicate the type of this program in program stream.Logical block for classification makes it relevant to mosaic service, and the preview logical block for program then makes it relevant to event.So, when user have selected the sorted logic unit relevant to mosaic service (as variety), then trigger server the mosaic program stream of variety class program can be sent to user terminal, and when user have selected a channel program preview picture logical block relevant to event, then can play the program of this corresponding channel.
Mosaic service is that screen partition is become several zonules, each zonule shows the full dynamic video mosaic of each channel digital television program, user only need move arrow by remote controller, just the program channel wanting to watch is switched to by the selection of little picture, fully demonstrated interactivity and the friendly of mosaic pilot channel, the demand of user have also been obtained and farthest meets.
In TV station's business, by broadcasting of electric program menu (Electronic Program Guide, EPG) information, user can be helped to separate the information of broadcast items better, and this information is written form.But, along with broadcasting increasing of channel, need for user provides efficient program navigating means.Relative word navigation, the image-guidance mode based on many pictures what is called " MosaIC " has more attraction, and it more can represent the content of broadcast items directly to user.
CCTV-SI is exactly an embody rule of Mosaic.For sports channel views and admires picture with providing more friendly interactive function, many solution degree, and angle can be viewed and admired by user's unrestricted choice and switching.System provider just, Mosaic equipment flexibly, can divide screen tasks, multistage Mosaic function more can help you to set up a perfection, powerful Mosaic system.
Define mosaic assembly (Mosaic Component) in DVB standard and gather different video images, form the video stream frequently of a MPEG-2 coding, the synthesis of video impact is completed by source.Like this, display end, will the different image of display in each specific region of screen.
In DVB standard, the region at display image, small video picture place is defined as logical block.Logical block is made up of elementary cell, and mosaic screen can be divided at most 8 × 8 elementary cells, is incrementally numbered from top to bottom, from left to right each elementary cell, and the numbering of elementary cell is called elementary_cell_id.
as Fig. 2shown in, screen is divided into 4 × 4 elementary cells.
Specify in DVB standard, combine adjacent elementary cell, form logical block, each logical block is assigned with a numbering, is referred to as logical_cell_id.To pressing
fig. 2the elementary cell divided carries out the combination of logical block.The mode of combination has a lot,
fig. 3it is exactly one wherein.?
fig. 3in, elementary cell 0,1,4,5 forms a logical block, 2,3,6, a 7 compositions logical block, 8,9,12, a 13 compositions logical block, 10,11,14, a 15 compositions logical block.
fig. 4and
fig. 5exemplarily illustrate and concrete realize effect,
fig. 4illustrating program partition is 4 catalog classifications, is respectively news, physical culture, film, variety, if with more classification in reality, screen divider can be become less logical block;
fig. 5then illustrate when user have selected variety class program, the multiple variety show image preview function of screen display.
In concrete enforcement, before S101, also comprise:
In front end, different business, bouquet and event are formed a mosaic picture, generate mosaic service, and be its Resources allocation;
Add being described in business information SI mosaic service.
After forming mosaic service code stream by previous step, also should generate mosaic descriptor, mosaic descriptor is added in the SI information of celebrating mutually (SDT, PMT), and with other
table onerise and generate business information code stream.
The capital equipment of front end is mosaic server.The major function of mosaic server extracts video, rest image and graph data on request from the multiple program streams being input to server, then carry out the operation such as convergent-divergent, location by they synthesis program stream, form corresponding service information list simultaneously.Namely the program stream with mosaic service that a road is complete is defined after the program stream of generation, service information list and original program are flowed through multiplexer,
as Fig. 6.
Correspondingly, the embodiment of the present invention also provides a kind of classification many picture channel prebrowsing system,
as Fig. 6,shown in 7, this system comprises:
Checking module 1, for checking the business description of current TS stream
table Swhether DT exists mosaic service;
TS stream selects module 2, for when there is mosaic service, selects corresponding TS to flow;
Processing module 3, selects the programming association of the TS stream selected by module 2 for the treatment of TS stream
table PaT, program map
table PmT;
Display module 4, for showing mosaic service;
Process pushing module 5, for carrying out respective handling according to the content of user to a certain logical block is interested, is pushed to user terminal by corresponding mosaic program stream.
Further, process pushing module 5 also for, if user-selected logical block is relevant to bouquet, then show bouquet associate
table Bthe information of AT; If user-selected logical block is relevant to business, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT also shows the business chosen; If user-selected logical block is relevant to event, then presented event information
table Ethe information of IT, process programming association
table PaT and program map
table PmT also shows the event chosen; If user-selected logical block is relevant to mosaic service, then show business description
table Sthe information of DT, process programming association
table PaT and program map
table PmT, shows the mosaic service chosen, repeats the mosaic service that above step process is chosen.
Further, this system also comprises:
Mosaic service generation module, for different business, bouquet and event being formed a mosaic picture in front end, generating mosaic service, and being its Resources allocation;
Add module, for adding being described in business information SI mosaic service.
Particularly, the operation principle of the system related functions module of the embodiment of the present invention see the associated description of embodiment of the method, can repeat no more here.
In embodiments of the present invention, classify to program, user can select one of them classification to reduce the number of program channel selection, solves the problem selecting programme channel fast, improves the efficiency of user selected channel.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is that the hardware that can carry out instruction relevant by program has come, this program can be stored in a computer-readable recording medium, storage medium can comprise: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD etc.
In addition, the classification many picture channel method for previewing provided the embodiment of the present invention above and system are described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. classification many picture channel method for previewing, it is characterized in that, described method comprises:
Check whether the SDT Service Description Table SDT of current TS stream exists mosaic service;
If exist, then corresponding TS is selected to flow;
Program Association Table PAT, the Program Map Table PMT of the TS stream that treatment of selected is selected;
Display mosaic service;
Carry out respective handling according to the content of user to a certain logical block is interested, corresponding mosaic program stream is pushed to user terminal.
2. the classification many picture channel method for previewing as shown in claim 1, is characterized in that, describedly comprises according to the content of user to a certain logical block step of carrying out respective handling interested:
If user-selected logical block is relevant to bouquet, then show the information of BAT bouquet association table BAT;
If user-selected logical block is relevant to business, then show the information of SDT Service Description Table SDT, process Program Association Table PAT and Program Map Table PMT also shows the business chosen;
If user-selected logical block is relevant to event, then the information of presented event information table EIT, process Program Association Table PAT and Program Map Table PMT also shows the event chosen;
If user-selected logical block is relevant to mosaic service, then show the information of SDT Service Description Table SDT, process Program Association Table PAT and Program Map Table PMT, shows the mosaic service chosen, repeats the mosaic service that above step process is chosen.
3. the classification many picture channel method for previewing as shown in claim 1, is characterized in that, before whether the SDT Service Description Table SDT of described inspection current TS stream exists the step of mosaic service, also comprises:
In front end, different business, bouquet and event are formed a mosaic picture, generate mosaic service, and be its Resources allocation;
Add being described in business information SI mosaic service.
4. classification many picture channel prebrowsing system, it is characterized in that, described system comprises:
Checking module, for checking whether the SDT Service Description Table SDT of current TS stream exists mosaic service;
TS stream selects module, for when there is mosaic service, selects corresponding TS to flow;
Processing module, selects Program Association Table PAT, the Program Map Table PMT of the TS stream selected by module for the treatment of described TS stream;
Display module, for showing mosaic service;
Process pushing module, for carrying out respective handling according to the content of user to a certain logical block is interested, is pushed to user terminal by corresponding mosaic program stream.
5. classification many picture channel prebrowsing system as claimed in claim 4, is characterized in that, described process pushing module also for, if user-selected logical block is relevant to bouquet, then show the information of BAT bouquet association table BAT; If user-selected logical block is relevant to business, then show the information of SDT Service Description Table SDT, process Program Association Table PAT and Program Map Table PMT also shows the business chosen; If user-selected logical block is relevant to event, then the information of presented event information table EIT, process Program Association Table PAT and Program Map Table PMT also shows the event chosen; If user-selected logical block is relevant to mosaic service, then show the information of SDT Service Description Table SDT, process Program Association Table PAT and Program Map Table PMT, shows the mosaic service chosen, repeats the mosaic service that above step process is chosen.
6. classification many picture channel prebrowsing system as claimed in claim 5, it is characterized in that, described system also comprises:
Mosaic service generation module, for different business, bouquet and event being formed a mosaic picture in front end, generating mosaic service, and being its Resources allocation;
Add module, for adding being described in business information SI mosaic service.
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| CN108124189A (en) * | 2017-12-29 | 2018-06-05 | 深圳佳力拓科技有限公司 | A kind of set-top box implementation method of more picture outputs |
| CN108134960A (en) * | 2017-12-21 | 2018-06-08 | 四川迪佳通电子有限公司 | Digital TV terminal method for previewing programs and system |
| CN111050221A (en) * | 2019-12-16 | 2020-04-21 | 北京东方广视科技股份有限公司 | Method and system for acquiring focus of multi-picture navigation interface of set top box |
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| CN101695124A (en) * | 2009-10-23 | 2010-04-14 | 北京数码视讯科技股份有限公司 | Mosaic program navigating method |
| CN101959038A (en) * | 2010-09-29 | 2011-01-26 | 福建新大陆通信科技股份有限公司 | Method for realizing multi-image preview function of set top box |
| CN102917270A (en) * | 2011-08-04 | 2013-02-06 | 形山科技（深圳）有限公司 | Multi-video dynamic-previewing method, device and system |
| CN103124373A (en) * | 2011-11-18 | 2013-05-29 | 康佳集团股份有限公司 | Network television and program previewing method thereof |
| CN103716701A (en) * | 2013-12-17 | 2014-04-09 | 深圳市九洲电器有限公司 | Program classification previewing method and device, and set top box |
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| CN107509122A (en) * | 2017-09-07 | 2017-12-22 | 深圳Tcl数字技术有限公司 | Video acquisition and player method, TV and storage medium |
| CN108134960A (en) * | 2017-12-21 | 2018-06-08 | 四川迪佳通电子有限公司 | Digital TV terminal method for previewing programs and system |
| CN108124189A (en) * | 2017-12-29 | 2018-06-05 | 深圳佳力拓科技有限公司 | A kind of set-top box implementation method of more picture outputs |
| CN111050221A (en) * | 2019-12-16 | 2020-04-21 | 北京东方广视科技股份有限公司 | Method and system for acquiring focus of multi-picture navigation interface of set top box |
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