CN108271051A - A kind of graphic program list automatically generates and method of adjustment - Google Patents
A kind of graphic program list automatically generates and method of adjustment Download PDFInfo
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- CN108271051A CN108271051A CN201611253448.XA CN201611253448A CN108271051A CN 108271051 A CN108271051 A CN 108271051A CN 201611253448 A CN201611253448 A CN 201611253448A CN 108271051 A CN108271051 A CN 108271051A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—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
- H04N21/26258—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 generating a list of items to be played back in a given order, e.g. playlist, or scheduling item distribution according to such list
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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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
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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
- H04N21/47—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]
- H04N21/40—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
- H04N21/4825—End-user interface for program selection using a list of items to be played back in a given order, e.g. playlists
Abstract
The invention discloses a kind of graphic program list automatic generation method, including：Active obtaining or the passive video frequency program list for receiving push；The content of the video frequency program list is parsed, the time and content that extraction video broadcasts, judges whether there is with graph-text content, if with graph-text content, records its picture and text correlation time and picture and text metadata；Merge or split complicated video play-out unit, form video play-out unit to be matched, video play-out unit to be matched is formed together with the video play-out unit without merging or splitting；According to picture and text correlation time and picture and text metadata, the matching template to prestore is searched, generates picture and text entry, and matched with the video play-out unit of video frequency program list, whole picture and text entries according to time sequencing are arranged, generate final graphic program list.The invention also discloses a kind of methods that graphic program list generated according to above-mentioned graphic program list automatic generation method is automatically adjusted.
Description
Technical field
The present invention relates to radio and television video text editing and output field, and in particular to a kind of graphic program list automatically generate and
Method of adjustment.
Background technology
Field is exported in radio and television picture and text, graph-text content is usually responsible for exporting and be added to by picture and text output system at present
On video, the graph-text content of teletext channel fully takes up output rather than is exported together with video.
The graph-text content for needing to broadcast is compiled programme by picture and text output system, is then carried out according to the setting of programme
Automatic output.The each independent picture and text play-out unit included in programme is commonly referred to as entry, contains output in need in entry
Graph-text content.Entry can be served as by picture and text material, existing picture and text material (i.e. template) can also be utilized, by changing element
The content of text or picture in material and generate, the step for referred to as content replace.
Programme is generally divided into manually and automatically two kinds.In general, the entry in manual programme is broadcast without absolute time information
Control manually is needed to broadcast and stop when going out, and the entry of automatic program list contains the specific time of broadcast and stopping, system is pressed
It broadcasts and stops according to the time in entry.In existing broadcast level picture and text output system, it usually needs programme is write manually,
The content of setting each broadcast entry and broadcast and dwell time.
At present, during actually broadcasting, picture and text output is in the majority with the situation of video output, wherein the section write manually
Mesh singly needed to want to match with relevant video on time and content, it means that the variation of video content and broadcast time, phase
Picture and text are closed to be also required to making accurate modification.The video content broadcasted with TV station becomes increasingly abundant, channel column purpose
Rich and varied, the workload for writing graphic program list dramatically increases, and since the proportion shared by picture and text material in program is more next
It is bigger, while large screen and virtual technology is commonly used, and the complexity of picture and text is caused to dramatically increase.In addition, live streaming and mutually
Dynamic class program proportion constantly rises, and video content and time are frequently necessary to dynamic and adjust, correspondingly, the contents of picture and text and when
Between be also required to change correspondingly in time.Above-mentioned reason causes the existing method labor intensity for writing programme manually big, easily goes out
It now slips up, working efficiency is low, is increasingly not suitable with the development need in broadcasting and TV picture and text field.
Invention content
For technical problem present in prior art mentioned above, it is automatic that the present invention proposes a kind of graphic program list
Generation and method of adjustment, to solve in the prior art to write that labor intensity existing for the method for programme is big, holds manually
Easily make a fault with working efficiency it is low the technical issues of.
The present invention proposes a kind of graphic program list automatic generation method, and this method includes：
Active obtaining or the passive video frequency program list for receiving push, the video frequency program list include multiple video play-out unit,
Each video play-out unit includes multiple video metadatas；
The content of the video frequency program list is parsed, the time and content that extraction video broadcasts, is judged whether there is with picture and text
If content with graph-text content, records its picture and text correlation time and picture and text metadata；
According to the video metadata, merge or split complicated video play-out unit, form video broadcasting list to be matched
Member forms a series of video play-out unit to be matched together with the video play-out unit without merging or splitting；
According to the picture and text correlation time and the picture and text metadata, the matching template to prestore is searched, generates picture and text entry,
The picture and text entry of generation is matched with the video play-out unit of video frequency program list, then to whole picture and text entry foundations
Time sequencing is arranged, and generates final graphic program list.
Optionally, the field of above-mentioned video metadata includes：Title, broadcast time, broadcasts duration, type, annexed drawings at ID
Text mark and description information.Wherein, the ID represents different play-out unit, and does not repeat, and is the unique mark for identification；
The title and the description information are user data, can be endowed and the relevant different content of the play-out unit；It is described
For attached picture and text mark for whether marking the video play-out unit with graph-text content, the attached picture and text mark is not necessary
Data field such as can then use special text without the data field in video frequency program list in the title or the description information
Word content is marked.
The complicated video play-out unit in above-mentioned steps is：Corresponding to one with the multiple continuous of picture and text entry
Video play-out unit, the mark mode used in video metadata for：Identical prefix word+continuous digital number+
The ID of play-out unit；Or the single video play-out unit of the adjoint picture and text entry corresponding to multiple and different broadcast times, video
It is marked in metadata using the word content containing multi-section time information.
When the complicated video play-out unit corresponds to the multiple continuous video broadcasting lists with picture and text entry
When first, the complexity video play-out unit is merged according to the label of the picture and text metadata of video play-out unit；When described multiple
When miscellaneous video play-out unit corresponds to the single video play-out unit of adjoint picture and text entry of multiple and different broadcast times, according to
The label of the picture and text metadata of video play-out unit splits the complexity video play-out unit.
The present invention in the matching operation for carrying out the picture and text entry and the video play-out unit of video frequency program list, can wrap
Include time match and content matching.
The time match is：According to the broadcast time of video play-out unit to be matched and broadcast duration and preset
The entry offset time calculates the broadcast time of picture and text entry and broadcasts duration automatically, makes corresponding with video play-out unit to be matched
Broadcast time of picture and text entry be included in the time range that video play-out unit to be matched is broadcasted.
The content matching is：The output content of the corresponding picture and text entry of video play-out unit to be matched is made to be broadcast with video
Going out unit is associated.
The picture and text metadata of video play-out unit wherein to be matched includes：Type information, for marking picture and text entry class
Type；Template Information, for marking the template name of generation picture and text entry；And content information, replace in template for marking
Replaceable content item ultimately generates specific word, image file name or the video files names of picture and text entry.
In an optional embodiment, the time match the specific steps are：
A obtains the broadcast time of video play-out unit to be matched, the broadcast duration of video play-out unit to be matched, figure
The length and shift time of literary entry.The shift time is divided into two classes：Start shift time and terminate shift time, it is described
It is to be later than the time interval that video to be matched starts playing out to start shift time, and the end shift time is prior to be matched
The time interval that terminates of video；
Wherein, containing the video unit with graph-text content, video broadcast time and picture and text broadcast time can be endless
Full weight is closed, and showing as picture and text can just start playing out after video starts playing out a period of time, can also broadcast and tie in video
Terminate before beam, and interval, that is, shift time of picture and text broadcast time and video broadcast time.
B judges the relationship of shift time and the broadcast duration of video play-out unit to be matched, determines broadcasting for picture and text entry
Go out the time and broadcast duration, the specific steps are：
I) when starting broadcast duration of the shift time more than or equal to video play-out unit to be matched, picture and text are not generated
Entry；
Ii) when starting broadcast duration of the shift time less than video play-out unit to be matched, the broadcast of picture and text entry
Time for video play-out unit to be matched broadcast time with start shift time and, picture and text entry it is practical broadcast length be
It is subtracted during the broadcast duration of video play-out unit to be matched and starts shift time and the result of end shift time and picture and text item
Smaller in mesh length；
Particularly, when beginning shift time and end shift time and more than video play-out unit to be matched broadcast
It during duration, enables and terminates shift time equal to zero, the practical length of broadcasting of picture and text entry at this time is video play-out unit to be matched
Broadcast duration when subtract smaller in the result and the picture and text entry length that start shift time；
Iii) when length and less than or equal to the video play-out unit to be matched broadcast of shift time and picture and text entry
During duration, the length of a length of picture and text entry during the broadcast of picture and text entry；
Iv) when shift time and length and more than the video play-out unit to be matched broadcast duration of picture and text entry
When, the broadcast duration of a length of video play-out unit to be matched subtracts the difference of shift time during the broadcast of picture and text entry；And
The content matching includes the following steps：
A empty graphic program list) is established；
B corresponding template) is searched in picture and text template library according to type and Template Information；
C it) replicates template and forms picture and text entry；
D the content to be replaced in template) is replaced with the content information in picture and text metadata；
E the picture and text entry of generation) is appended to graphic program list；
Repeat B) to E) the step of, the whole video play-out unit to be matched of processing.
According to said program, the ID of the picture and text entry is consistent with the ID of the play-out unit to be matched；
For the video play-out unit to be matched after merging, the video play-out unit information before all merging should be remembered
It records in the satellite information of the picture and text entry；The new picture and text entry that play-out unit to be matched after being split for foundation is formed,
New unique ID is respectively created, primary ID is recorded in the satellite information of the new picture and text entry.
In addition, the present invention also provides a kind of graphic program list automatic adjusting method, this method is based on picture and text entry and regards
ID associations between frequency play-out unit, trace and monitor the modification of video frequency program list operation, to influence the picture and text time and
The video frequency program list update of graph-text content promptly responds, the accurate broadcast time for adjusting graphic program list and content, specifically
Step is as follows：
It is operated corresponding to the modification containing the video play-out unit with picture and text entry is increased, according to aforementioned graphic program
Single automatic generation method increases corresponding picture and text entry；
It is operated corresponding to the modification for deleting screen play-out unit, deletes the picture and text entry that primary ID has disappeared；
The modification operation of time or content change corresponding to original screen play-out unit, have and play-out unit ID
The picture and text entry of identical primary ID broadcasts duration and picture and text metadata is modified according to the broadcast time of play-out unit；
The modification of the merging fractionation mode for the play-out unit that need to merge or split is operated, according to the attached letter of picture and text entry
Breath finds the matched picture and text entries of ID therewith, compares the result for reconsolidating or splitting and carries out additions and deletions.
The present invention is through the above technical solutions, in a manner of the programme automatically generated, instead of traditional hand-coding
The pattern of programme, greatly reduces labor intensity, so as to greatly improve working efficiency.As a result of what is automatically generated
Mode, therefore greatly reduce the fault rate for writing programme.Due to the present invention variation of video frequency program list is implemented with
Track monitors, and so as to promptly and accurately adjust graphic program list, therefore ensure that the adjustment to video frequency program can be promptly and accurately
In ground reflection to graphic program list, avoid manually adjusting the delay and error of generation.
Further, since present invention employs the material template of pre-production, and Auto-matching is carried out, so that generation item
Purpose mode and content can be controlled by realizing the layout type of setting, and failure is lived again while realization is automated
Property.
Description of the drawings
Fig. 1 is the flow chart according to a kind of graphic program list automatic generation method of the embodiment of the present invention；
Fig. 2 is by picture and text entry and the video play-out unit of video frequency program list according to the embodiment of the present invention shown in FIG. 1
Carry out the flow chart of time match；
Fig. 3 is by picture and text entry and the video play-out unit of video frequency program list according to the embodiment of the present invention shown in FIG. 1
Carry out the flow chart of content matching；
Fig. 4 is the flow chart according to a kind of graphic program list automatic adjusting method of another embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is made below in conjunction with attached drawing into
It is described in detail to one step, the embodiments described below are only the embodiment of the present invention, are only used for clearly to this hair
It is bright to be explained and illustrated, can not protection scope of the present invention be limited with this.
With reference to figure 1, the present invention proposes a kind of graphic program list automatic generation method, as shown in Figure 1, this method includes：
S101, active obtaining or the passive video frequency program list for receiving push, the video frequency program list are broadcasted including multiple videos
Unit, each video play-out unit include multiple video metadatas；
S102 parses the content of the video frequency program list, the time and content that extraction video broadcasts, judges whether there is adjoint
Graph-text content；
If S103 with graph-text content, records its picture and text correlation time and picture and text metadata；
S104 according to the video metadata, merges or splits complicated video play-out unit, form video to be matched and broadcast
Go out unit, a series of video play-out unit to be matched are formed together with the video play-out unit without merging or splitting；
S105 according to the picture and text correlation time and the picture and text metadata, searches the matching template to prestore, generates picture and text
Entry matches the picture and text entry of generation with the video play-out unit of video frequency program list, then to whole picture and text items
Mesh is arranged according to time sequencing, generates final graphic program list.
In the present embodiment, optionally, the field of the video metadata in step S101 may include：Title, is broadcast ID
Go out the time, broadcast duration, type, attached picture and text mark and description information.Wherein, the ID represents different play-out unit, and
It does not repeat, is the unique mark for identification；The title and the description information are user data, are endowed and the broadcast
The relevant different content of unit；The attached picture and text mark is used to whether mark the video play-out unit with graph-text content.
In addition, in step s 103, the complexity video play-out unit can be：Corresponding to one with picture and text entry
Multiple continuous video play-out unit, the mark mode used in video metadata for：Identical prefix word+continuous number
The ID of word serial number+play-out unit；Alternatively, the single video broadcasting list of the adjoint picture and text entry corresponding to multiple and different broadcast times
Member is marked using the word content containing multi-section time information in video metadata.
The multiple continuous videos for corresponding to an adjoint picture and text entry for working as the complicated video play-out unit are broadcast
Go out the situation of unit, can be closed the complexity video play-out unit according to the label of the picture and text metadata of video play-out unit
And.That is, such situation spans a plurality of adjacent video frequency program for the broadcast of graphic program.In this case, from
From the perspective of picture and text broadcast, this needs the period by multiple adjacent video programs to be merged into a picture and text broadcast time section.
The time that starts playing out of the period is the beginning of video frequency program broadcasted at first in multiple adjacent video programs mentioned herein
Broadcast time, correspondingly, the broadcast duration of graphic program is the sum of broadcast duration of a plurality of adjacent video program.If adjacent regard
Same graphic program information is contained in the metadata of frequency program, program segment merging will be triggered.
And the adjoint picture and text entry of multiple and different broadcast times is corresponded to for working as the complicated video play-out unit
The situation of single video play-out unit, can be according to the label of the picture and text metadata of video play-out unit by the complexity video broadcasting list
Member is split, that is to say, that can be broadcasted in such cases, during the broadcast of a video frequency program in multiple periods different
Graphic program, then the angle broadcasted from picture and text, when this needs the period of the video frequency program splitting into multiple picture and text broadcasts
Between section, the foundation of fractionation is that the picture and text that the user data of this video frequency program is specified start playing out the time and broadcast duration.Specifically
It is that multi-section time and duration are provided simultaneously, if only providing the time, duration is determined by the length of graph-text content, if in advance
The time that starts playing out of the graphic program of broadcast adds the beginning for broadcasting that duration obtained stopping broadcast time having surmounted subsequent program
Broadcast time then can carry out truncation to the duration of the graphic program broadcasted in advance.
In the possible embodiment of the present invention, by the video play-out unit of the picture and text entry and video frequency program list into
During row matching, the two can be matched on time and content, specially：
The two is matched in time, specially：According to the broadcast time of video play-out unit to be matched and broadcast
Go out duration and the preset entry offset time calculate the broadcast time of picture and text entry and broadcasts duration automatically, make with it is to be matched
The broadcast time of the corresponding picture and text entry of video play-out unit is included in the time range that video play-out unit to be matched is broadcasted
It is interior；
Optionally, the specific steps of the time match can be：
S201, obtain broadcast time of video play-out unit to be matched, video play-out unit to be matched broadcast when
The long, length of picture and text entry and shift time；
Wherein, the shift time is divided into two classes：Start shift time and terminate shift time, the beginning shift time
It is to be later than the time interval that video to be matched starts playing out, the end shift time is terminated prior to video to be matched
Time interval；
S202 judges the relationship of shift time and the broadcast duration of video play-out unit to be matched, determines picture and text entry
Broadcast time and broadcast duration, specific judgment step is：
S2021 when shift time is greater than or equal to the broadcast duration of video play-out unit to be matched, does not generate picture and text
Entry；
S2022, when starting broadcast duration of the shift time less than video play-out unit to be matched, picture and text entry is broadcast
Go out the time be video play-out unit to be matched broadcast time with start shift time and, picture and text entry it is practical broadcast length
The result and picture and text for starting shift time and end shift time are subtracted during broadcast duration for video play-out unit to be matched
Smaller in entry length；
Particularly, when beginning shift time and end shift time and more than video play-out unit to be matched broadcast
It during duration, enables and terminates shift time equal to zero, the practical length of broadcasting of picture and text entry at this time is video play-out unit to be matched
Broadcast duration when subtract smaller in the result and the picture and text entry length that start shift time；
S2023, it is length and less than or equal to video play-out unit to be matched when shift time and picture and text entry
When broadcasting duration, the length of a length of picture and text entry during the broadcast of picture and text entry；
S2024, when length and more than the video play-out unit to be matched broadcast of shift time and picture and text entry
When long, the broadcast duration of a length of video play-out unit to be matched subtracts the difference of shift time during the broadcast of picture and text entry.
It is matched, that is, is made in the output of picture and text entry corresponding with video play-out unit to be matched in terms of content
Hold associated with video play-out unit.
The picture and text metadata of video play-out unit wherein to be matched includes：Type information, for marking picture and text entry class
Type；Template Information, for marking the template name of generation picture and text entry；And content information, replace in template for marking
Replaceable content item ultimately generates specific word, image file name or the video files names of picture and text entry.
Optionally, the content matching can follow the steps below：
S301 establishes empty graphic program list；
S302 searches corresponding template according to type and Template Information in picture and text template library；
S303 replicates template and forms picture and text entry；
S304 replaces the content to be replaced in template with the content information in picture and text metadata；
The picture and text entry of generation is appended to graphic program list by S305；
Repeat step S302 to S305, the whole video play-out unit to be matched of processing.
According to the technical solution of above-described embodiment, the ID of the picture and text entry and the ID mono- of the play-out unit to be matched
It causes；For the video play-out unit to be matched after merging, the video play-out unit information before all merging should be recorded in
In the satellite information of the picture and text entry；For the new picture and text entry formed according to the play-out unit to be matched after splitting, divide
New unique ID is not created, primary ID is recorded in the satellite information of the new picture and text entry.
In addition, the present invention also provides a kind of graphic program list automatic adjusting methods, which is characterized in that this method is based on picture and text
ID associations between entry and video play-out unit are traced and monitored the modification operation of video frequency program list, real-time response figure
The update of the video frequency program list of literary time and graph-text content, and the accurately broadcast time of adjustment graphic program list and content, specifically
Step is as follows：
S401 is operated corresponding to the modification containing the video play-out unit with picture and text entry is increased, according to S102-S105
Method increase corresponding picture and text entry；
S402 is operated corresponding to the modification for deleting screen play-out unit, deletes the picture and text entry that primary ID has disappeared；
S403, the modification operation of time or content change corresponding to original screen play-out unit, has and the broadcast
The picture and text entry of primary ID identical unit ID broadcasts duration and picture and text metadata is repaiied according to the broadcast time of play-out unit
Change；
S404 operates the modification of the merging fractionation mode for the play-out unit that need to merge or split, according to picture and text entry
Satellite information finds the matched picture and text entries of ID therewith, compares the result for reconsolidating or splitting and carries out additions and deletions.
The specific embodiment of the present invention is described in detail above, but those skilled in the art are according to this
The creative concept of invention can carry out various changes and modifications, but the various changes and modifications done do not depart to the present invention
The spirit and scope of the present invention, within the scope of coming under the claims in the present invention.
Claims (10)
1. a kind of graphic program list automatic generation method, which is characterized in that this method includes：
Active obtaining or the passive video frequency program list for receiving push, the video frequency program list include multiple video play-out unit, each
Video play-out unit includes multiple video metadatas；
The content of the video frequency program list is parsed, the time and content that extraction video broadcasts, is judged whether there is with graph-text content,
If with graph-text content, its picture and text correlation time and picture and text metadata are recorded；
According to the video metadata, the complicated video play-out unit in the video frequency program list is merged or split, shape
Into video play-out unit to be matched, formed together with the video play-out unit without merging or splitting a series of to be matched
Video play-out unit；
According to the picture and text correlation time and the picture and text metadata, the matching template to prestore is searched, picture and text entry is generated, by life
Into the picture and text entry matched with a series of video play-out unit to be matched, then to whole picture and text entries according to
It is arranged according to time sequencing, generates final graphic program list.
2. according to the method described in claim 1, it is characterized in that, the field of the video metadata includes：Title, is broadcast ID
Go out the time, broadcast duration, type, attached picture and text mark and description information.
3. according to the method described in claim 2, it is characterized in that, the ID represents different play-out unit, and does not repeat, it is
For the unique mark of identification；
The title and the description information are user data, are endowed and the relevant different content of the play-out unit；
The attached picture and text mark is used to whether mark the video play-out unit with graph-text content.
4. according to the method described in claim 1, it is characterized in that, the complexity video play-out unit is：
Corresponding to the multiple continuous video play-out unit with picture and text entries, the label side that is used in video metadata
Formula is：The ID of identical prefix word+continuous digital number+play-out unit；Or
Corresponding to the single video play-out unit of the adjoint picture and text entry of multiple and different broadcast times, used in video metadata
Word content containing multi-section time information is marked.
5. according to the method described in claim 4, it is characterized in that, when the complicated video play-out unit corresponds to a companion
With picture and text entry multiple continuous video play-out unit when, this is answered according to the label of the picture and text metadata of video play-out unit
Miscellaneous video play-out unit merges；
When the single video of adjoint picture and text entry that the complicated video play-out unit corresponds to multiple and different broadcast times is broadcast
When going out unit, the complexity video play-out unit is split according to the label of the picture and text metadata of video play-out unit.
6. according to the method described in claim 1, it is characterized in that, the picture and text entry and the video broadcasting list of video frequency program list
The matching of member includes：
Time match：When according to the broadcast time of video play-out unit to be matched and broadcasting duration and preset entry offset
Between calculate automatically picture and text entry broadcast time and broadcast duration, make picture and text entry corresponding with video play-out unit to be matched
Broadcast time be included in the time range that video play-out unit to be matched is broadcasted；With
Content matching：The output content for making the corresponding picture and text entry of video play-out unit to be matched is related to video play-out unit
Connection, wherein the picture and text metadata of video play-out unit to be matched includes：Type information, for marking picture and text entry type；Mould
Plate information, for marking the template name of generation picture and text entry；And content information, it is replaceable in substitution template for marking
Content item ultimately generates specific word, image file name or the video files names of picture and text entry.
7. according to the method described in claim 6, it is characterized in that, the time match the specific steps are：
A obtains the broadcast time of video play-out unit to be matched, the broadcast duration of video play-out unit to be matched, picture and text item
Purpose length and shift time；Wherein, the shift time is divided into two classes：Start shift time and terminate shift time, institute
State that start shift time be to be later than the time interval that video to be matched starts playing out, the end shift time is prior to treating
The time interval that the video matched terminates；
B judges the relationship of shift time and the broadcast duration of video play-out unit to be matched, when determining the broadcast of picture and text entry
Between and broadcast duration, the specific steps are：
I) when starting broadcast duration of the shift time more than or equal to video play-out unit to be matched, picture and text item is not generated
Mesh；
Ii) when starting broadcast duration of the shift time less than video play-out unit to be matched, the broadcast time of picture and text entry
For video play-out unit to be matched broadcast time with start shift time and, the practical broadcast length of picture and text entry is to treat
The result for starting shift time and end shift time is subtracted during the broadcast duration for the video play-out unit matched and picture and text entry is long
Smaller in degree；
Particularly, when beginning shift time and end shift time and more than video play-out unit to be matched broadcast duration
When, it is zero to enable end shift time, the practical broadcast for broadcasting length as video play-out unit to be matched of picture and text entry at this time
The result for starting shift time and the smaller in picture and text entry length are subtracted during duration；
Iii) when length and less than or equal to the video play-out unit to be matched broadcast for starting shift time and picture and text entry
During duration, the length of a length of picture and text entry during the broadcast of picture and text entry；
Iv) when length and more than the video play-out unit to be matched broadcast duration for starting shift time and picture and text entry
When, the broadcast duration of a length of video play-out unit to be matched subtracts the difference for starting shift time during the broadcast of picture and text entry.
8. according to the method described in claim 6, it is characterized in that, the content matching includes the following steps：
A empty graphic program list) is established；
B corresponding template) is searched in picture and text template library according to type and Template Information；
C it) replicates template and forms picture and text entry；
D the content to be replaced in template) is replaced with the content information in picture and text metadata；
E the picture and text entry of generation) is appended to graphic program list；
Repeat B) to E) the step of, the whole video play-out unit to be matched of processing.
9. according to the method described in claim 8, it is characterized in that, the ID of the picture and text entry and the broadcasting list to be matched
The ID of member is consistent；
For the video play-out unit to be matched after merging, the video play-out unit information before all merging should be recorded in
In the satellite information of the picture and text entry；
For the new picture and text entry formed according to the play-out unit to be matched after splitting, new unique ID is respectively created, it will be original
ID is recorded in the satellite information of the new picture and text entry.
10. a kind of graphic program list automatic adjusting method, which is characterized in that this method is based on picture and text entry and video play-out unit
Between ID associations, real-time tracking monitoring, and real-time response picture and text time and picture and text are carried out to the modification of video frequency program list operation
The update of the video frequency program list of content, and the accurately broadcast time of adjustment graphic program list and content, are as follows：
A ') corresponding to the modification operation increased containing the video play-out unit with picture and text entry, according to method of claim 1
Increase corresponding picture and text entry；
B ') it is operated corresponding to the modification for deleting screen play-out unit, delete the picture and text entry that primary ID has disappeared；
C ') it is operated corresponding to the time of original screen play-out unit or the modification of content change, have and play-out unit ID
The picture and text entry of identical primary ID broadcasts duration and picture and text metadata is modified according to the broadcast time of play-out unit；
D ') modification of the merging fractionation mode for the play-out unit that need to merge or split is operated, according to the attached letter of picture and text entry
Breath finds the matched picture and text entries of ID therewith, compares the result for reconsolidating or splitting and carries out additions and deletions.
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