CN104754396B - The display methods and device of barrage data - Google Patents
The display methods and device of barrage data Download PDFInfo
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- CN104754396B CN104754396B CN201510109436.9A CN201510109436A CN104754396B CN 104754396 B CN104754396 B CN 104754396B CN 201510109436 A CN201510109436 A CN 201510109436A CN 104754396 B CN104754396 B CN 104754396B
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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]
- H04N21/40—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
- H04N21/475—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data
- H04N21/4756—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data for rating content, e.g. scoring a recommended movie
-
- 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
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
-
- 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
- H04N21/8146—Monomedia components thereof involving graphical data, e.g. 3D object, 2D graphics
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- Computer Graphics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The present invention discloses a kind of display methods and device of barrage data, belongs to Internet technical field.Including：Obtain user corresponding to each terminal and be directed to the comment data that the live video watched is delivered；According to the default qualified comment data of barrage model rendering, barrage data are obtained；The barrage display device of live situ configuration is controlled to show barrage data.By controlling the barrage display device of live situ configuration to show barrage data, realize a kind of method for showing barrage data at live scene, not only allow barrage data with each terminal corresponding user interaction of the live live welcome guest according to display, and by the way that barrage data are shown on barrage display device, make the live video of recording include the barrage data that barrage display device is shown, so that the barrage data that barrage display device includes can be shown while the live video is played by playing all terminals of live video, more users can be made to participate in the interaction of live video, expand interactive scope.
Description
Technical field
The present invention relates to Internet technical field, the more particularly to a kind of display methods and device of barrage data.
Background technology
With developing rapidly for Internet technology, increasing spectators can use the terminals such as computer, mobile phone to pass through net
Network watches live video.Spectators, can be to send out during live video is watched by these terminals when watching live video
The comment data of table oneself, and in the playing process of live video, when the comment data delivered each spectators is handled
, can be with when obtaining barrage data, and controlling the barrage data to be shown in a manner of sliding to the other end from one end of terminal screen
Spectators are made to see that oneself and other users are directed to the opinion that the live video is delivered in real time, so as to excite between user
Interactive enthusiasm.
When showing barrage data, the method for generally use is correlation technique：Watched using terminals such as mobile phone, computers live
After the user of video inputs comment data on these terminals, these terminals get the commenting for live video of user's input
Comment data is sent by data, and to barrage server.Barrage server is according to default barrage model by each comment data wash with watercolours
Contaminate to terminals such as mobile phone, computers, makes the terminal of reception barrage data show the same of video data after barrage data, to send
When, barrage data will be also shown on its screen.
During the present invention is realized, inventor has found that correlation technique at least has problems with：
Interactive enthusiasm is carried out for live video between can exciting user by the barrage data of display.However, by
In the display mode of the barrage data of correlation technique, the terminal such as mobile phone, computer be able to will receive while video data is shown
To barrage data be shown on screen, therefore, only mobile phone, computer etc. play live video terminal before watch live regard
The user of frequency can see barrage data, and carry out interaction based on barrage data, cause interactive scope not extensive enough.
The content of the invention
In order to solve problem of the prior art, the embodiments of the invention provide a kind of display methods and dress of barrage data
Put.The technical scheme is as follows：
First aspect, there is provided a kind of display methods of barrage data, methods described, which is applied to live situ configuration, bullet
The scene of curtain display device, methods described include：
The comment data that each terminal is sent is obtained, the comment data is user corresponding to each terminal for seeing
The comment that the live video seen is delivered；
According to the default qualified comment data of barrage model rendering, barrage data are obtained；
The barrage display device of the live situ configuration is controlled to show the barrage data.
Second aspect, there is provided a kind of display device of barrage data, described device, which is applied to live situ configuration, bullet
The scene of curtain display device, described device include：
Acquisition module, the comment data sent for obtaining each terminal, the comment data are corresponding to each terminal
User is directed to the comment that the live video watched is delivered；
Rendering module, for according to the qualified comment data of default barrage model rendering, obtaining barrage data；
First control module, the barrage display device for controlling the live situ configuration show the barrage data.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
By controlling the barrage display device of live situ configuration to show barrage data, realize a kind of aobvious at live scene
Show the method for barrage data, not only allow live live welcome guest to be used according to the barrage data of display are corresponding with each terminal
Family carries out interaction, and by the way that barrage data are shown on barrage display device so that the live video of recording includes bullet
The barrage data that curtain display device is shown, so that all terminals of broadcasting live video energy while the live video is played
The barrage data that barrage display device includes enough are shown, so as to so that more users participate in the interaction of live video
In, thus expand interactive scope.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of implementation environment schematic diagram of the display methods for barrage data that one embodiment of the invention provides；
Fig. 2 is a kind of display methods flow chart for barrage data that another embodiment of the present invention provides；
Fig. 3 is a kind of display methods flow chart for barrage data that another embodiment of the present invention provides；
Fig. 4 is the schematic diagram for the barrage data that a kind of barrage display device that another embodiment of the present invention provides is shown；
Fig. 5 is a kind of display system architectures schematic diagram for barrage data that another embodiment of the present invention provides；
Fig. 6 is a kind of display device structure schematic diagram for barrage data that another embodiment of the present invention provides；
Fig. 7 is a kind of structural representation for barrage server that another embodiment of the present invention provides.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is the implementation environment signal involved by a kind of display methods for barrage data that one embodiment of the invention provides
Figure.As shown in figure 1, the implementation environment includes barrage server 101, terminal 102 and barrage display device 103.Barrage server
By network connection between 101 and terminal 102, the network can be cable network, or wireless network.Barrage server
It can also can be connected between 101 and barrage display device 103 by network connection by having built up the interface of correspondence
Connect.When that can pass through network connection between barrage server 101 and barrage display device 103, the network both can be wired
Network, or wireless network.
Barrage server 101 can be a single server；Can also be the service that is made up of multiple servers
Device system, and correspondence can be established between each server, to coordinate the display methods for completing barrage data.
Terminal 102 is the equipment for possessing video playback capability, and it can play the page in live video and play live video
While, obtain the comment data for live video that user submits.Terminal 102 can be desktop computer, smart mobile phone,
Tablet personal computer, E-book reader, MP3 (Moving Picture Experts Group Audio Layer III, dynamic shadow
As expert's compression standard audio aspect 3) player, MP4 (Moving Picture Experts Group Audio Layer
IV, dynamic image expert's compression standard audio aspect 3) player, pocket computer on knee etc..Due to data of making comments
The quantity of terminal can have a lot, and therefore, in embodiments of the present invention, the quantity of terminal 102 is multiple.
Barrage display device 103 can be configured as a display device, for showing barrage data at live scene.Close
In the shape of barrage display device and size etc., the embodiment of the present invention is not especially limited.Set for example, the barrage can be shown
Standby 103 are configurable to a barrage wall.Wherein, the barrage wall is configurable to annular elastomeric curtain wall, so that the bullet of display
The visual effect of curtain data is more preferable.
In embodiments of the present invention, terminal 102 is obtained by the UI (User Interface, user interface) in terminal 102
After family is taken for the comment data of live video, comment data is committed to barrage server 101, by barrage server 101
Comment data is handled after obtaining rendering data, the live live barrage display device 103 of control shows barrage data.Tool
Display methods each embodiment as described below of the barrage data of body：
Implementation environment schematic diagram with reference to shown in Fig. 1, Fig. 2 are a kind of the aobvious of barrage data that one embodiment of the invention provides
Show method flow diagram.Method provided in an embodiment of the present invention is applied to the scene that live situ configuration has barrage display device, such as
Shown in Fig. 2, method flow provided in an embodiment of the present invention includes：
201：The comment data that each terminal is sent is obtained, wherein, comment data is user corresponding to each terminal for
The comment that the live video of viewing is delivered.
In another embodiment, after obtaining the comment data that each terminal is sent, in addition to：
The comment data of acquisition is audited, by audit by comment data be used as qualified comment data.
202：According to the default qualified comment data of barrage model rendering, barrage data are obtained.
In another embodiment, font form, font size when presetting barrage model including display comment data, word
Spacing distance and font display effect between body color, each two comment data；
According to the default qualified comment data of barrage model rendering, barrage data are obtained, including：
Specific font form, specific font size, specific font color, each two set according to default barrage model is commented
Qualified comment data is rendered by the appointed interval distance and stereo display effect that are spaced between data, obtains barrage number
According to.
203：The barrage display device of live situ configuration is controlled to show barrage data.
In another embodiment, the barrage display device of live situ configuration is controlled to show barrage data, including：
By barrage data conversion into TV signal；
TV signal is sent to the barrage display device of live situ configuration, barrage display device is parsed TV letter
After number obtaining barrage data, barrage data are shown.
In another embodiment, according to the default qualified comment data of barrage model rendering, barrage data are obtained
Afterwards, in addition to：
Barrage data are sent to each terminal for playing live video；
Each terminal that control plays live video shows barrage data in the live video broadcasting page in the form of floating layer.
In another embodiment, the comment data that each terminal is sent is obtained, including：
The comment data of each terminal transmission is obtained once every preset duration；
Each terminal that control plays live video shows barrage data in the live video broadcasting page in the form of floating layer, wraps
Include：
Any terminal for playing live video, it is current to determine that any terminal plays on the live video broadcasting page
Whether picture frame is key frame；
If the current image frame that any terminal plays on the live video broadcasting page is key frame, any end is controlled
End is played the page in live video and barrage data corresponding to key frame is shown in the form of floating layer, wherein, barrage corresponding to key frame
Data are that the qualified comment data got to the last time is rendered obtained barrage data；
If the current image frame that any terminal plays on the live video broadcasting page is non-key frame, control any
Terminal is played the page in live video and barrage data corresponding to non-key frame is shown in the form of floating layer, wherein, non-key frame is corresponding
Barrage data be that the qualified comment data that gets is rendered to obtain when playing current image frame to live video
Barrage data.
In another embodiment, each terminal of control broadcasting live video plays the page in the form of floating layer in live video
Barrage data are shown, including：
Time and default audit time according to the comment data that examination ＆ verification passes through is obtained determine the reproduction time of barrage data,
Wherein, audit time is preset to audit the time needed for the comment data that examination ＆ verification passes through；
Each terminal for playing live video is controlled to play the page in live video with floating according to the reproduction time of barrage data
Layer form shows barrage data.
Above-mentioned all optional technical schemes, any combination can be used to form the alternative embodiment of the present invention, herein no longer
Repeat one by one.
Method provided in an embodiment of the present invention, by controlling the barrage display device of live situ configuration to show barrage number
According to, realize it is a kind of it is live scene show barrage data method, not only allow live live welcome guest according to display
Corresponding with each terminal user of barrage data carry out it is interactive, and by the way that barrage data are shown on barrage display device,
So that the live video recorded includes the barrage data that barrage display device is shown, so that playing all ends of live video
End can show the barrage data that barrage display device includes while the live video is played, so as to so that more
User is participated in the interaction of live video, thus expands interactive scope.
The content of embodiment corresponding to implementation environment schematic diagram and Fig. 2 with reference to shown in Fig. 1, Fig. 3 are another realities of the present invention
A kind of display methods flow chart of barrage data of example offer is provided.Method provided in an embodiment of the present invention is matched somebody with somebody applied to live scene
The scene of barrage display device is equipped with, as Fig. 3 shows, method flow provided in an embodiment of the present invention includes：
301：The comment data that each terminal is sent is obtained, wherein, comment data is user corresponding to each terminal for
The comment that the live video of viewing is delivered.
Wherein, live video refers to record by the program for performing live scene, and the video of recording is real
When relay the video played out to each terminal.User can be played by live video of the network in terminals such as computer, mobile phones
The page watches live video, can also watch live video by terminals such as TVs.In embodiments of the present invention, user passes through each
Terminal watches live video and delivers comment data.
Specifically, when user is watching live video in terminal, can be sent out with being directed to live video when seeing live video
The comment data of table oneself.The embodiment of the present invention is in the playing process of live video, when each terminal gets user for straight
After broadcasting the comment data that video is delivered, comment data can be committed to barrage server, now, barrage server obtains each end
Hold the comment data sent.Wherein, because the comment data that each terminal is sent is at least one, therefore, the comment data of acquisition
To be a plurality of.
Wherein, in the playing process of live video, spectators may deliver the comment of oneself in real time, in order that follow-up aobvious
The barrage data shown are consistent with the playing progress rate of live video, and barrage server needs to obtain the comment number that spectators deliver in real time
According to.Therefore, when obtaining the comment data that each terminal is sent, the comment of each terminal transmission can be obtained once every preset duration
Data.
On the concrete numerical value of preset duration, the embodiment of the present invention is not especially limited, ensure display barrage data with
The playing progress rate for the live video that live video playback equipment plays is consistent.For example, once each end can be obtained every 2 seconds
Hold the comment data sent, or the comment data for obtaining once each terminal every 5 seconds and sending.
Wherein, after the comment data that each terminal is sent is got, all comment datas got can be directed to and entered
Row processing and obtain barrage data, the whole comment datas now obtained are that qualified described in the embodiment of the present invention is commented
By data.However, in order to which the content for the barrage data for ensureing subsequently to show is the content of actively health, sent obtaining each terminal
Comment data after, the comment data of acquisition can also be audited, by audit by comment data be used as and meet bar
The comment data of part so that subsequently when making barrage data, qualified comment data can be directed to and carried out, for not being inconsistent
The comment data of conjunction condition then filters this out.
When the comment data to acquisition is audited, ineligible comment data can be pre-set.In this base
On plinth, when the comment data to acquisition is audited, for a comment data of acquisition, can by the comment data with it is pre-
The ineligible comment data first set is matched, and determines whether the comment data with what is pre-set does not meet bar
The comment data matching of part.When the comment data matches with the ineligible comment data pre-set, it is determined that this is commented
It is ineligible by data；When the comment data and the ineligible comment data pre-set mismatch, it is determined that should
The comment data that comment data passes through for examination ＆ verification.In embodiments of the present invention, by audit by comment data be used as and meet bar
The comment data of part.
, can be with when a certain comment data of acquisition is matched with the ineligible comment data pre-set
The similarity that the comment data is determined between the ineligible comment data that pre-sets；When the similarity is not less than pre-
If during threshold value, determine that the comment data matches with the ineligible comment data pre-set.On the predetermined threshold value
Concrete numerical value scope, the embodiment of the present invention are not especially limited.For example, the predetermined threshold value can be 70%, 80% etc..
Certainly, can also be by manually realizing when the comment data to acquisition is audited.On the comment to acquisition
The specific implementation that data are audited, the embodiment of the present invention are not especially limited.
By being audited to the comment data of acquisition, can filter out ineligible in the comment data of acquisition
Comment data so that the content of the barrage data subsequently shown is reliable, thus can avoid bringing bad regard to spectators
Frequency viewing experience.
302：According to the default qualified comment data of barrage model rendering, barrage data are obtained.
Wherein, when default barrage model refers to the comment data that display obtains, the shown mode of comment data.On pre-
If the particular content of barrage model, can have a lot.In the specific implementation, preset barrage model and comprise at least display comment data
When font form, font size, font color, the spacing distance between each two comment data and font display effect.Tool
Body, font form can be the Song typeface, regular script etc.；, can also basis depending on font size can combine the size of display screen
Need to set.Font color can be combined with the background of video pictures, for example, when video pictures are white, will can be commented on
Data render is red, yellow etc..On the concrete numerical value of the spacing distance between each two comment data, the embodiment of the present invention
It is not especially limited.For example, the spacing distance can be 2 centimetres, 3 centimetres etc..Font display effect can be plane display effect
Fruit and stereo display effect etc..Certainly, other content can also be included by presetting barrage model, and the embodiment of the present invention is not to presetting bullet
The particular content of curtain model is defined.It should be noted that the default barrage model can be carried by Viz Artist softwares
Preceding setting.
Specifically, before qualified comment data is rendered, can pre-set each in default barrage model
Parameter, so as to which qualified comment data to be rendered into the specified parameter set by default barrage data.Therefore, according to pre-
If the qualified comment data of barrage model rendering, the mode for obtaining barrage data include but is not limited to：According to default barrage
Specific font form that model is set, specific font size, specific font color, specifying of being spaced between each two comment data
Spacing distance and stereo display effect render qualified comment data, obtain barrage data.For example, when specific font is Song
Body, specific font size are 12 pounds, specific font color is red, spacing distance is 2 centimetres, display effect is stereoscopic display effect
During fruit, if a certain bar comment data is " very good-looking ", the barrage data for rendering to obtain for the comment data are rendered as Song
Body, 12 pounds, 2 centimetres of interval and the spatially rendering data of display effect between red, each two comment data.
303：The barrage display device of live situ configuration is controlled to show barrage data.
Can excite the interactive enthusiasm between spectators by showing barrage data, the embodiment of the present invention in order to expand spectators it
Between interactive scope, there is provided a kind of method that barrage data are shown on the barrage display device of live situ configuration.Specifically
Ground, when showing barrage data, the barrage display device of live situ configuration can be controlled to show barrage data.Wherein, barrage
Display device can be a display screen of live situ configuration, and it is used to show renders for currently playing live video
Obtained barrage data.
Wherein, when controlling the barrage display device of live situ configuration to show barrage data, barrage data can be turned
Change TV signal into, and TV signal is sent to the barrage display device of live situ configuration, parse barrage display device
Go out after TV signal obtains barrage data, show barrage data., can be with barrage data to be converted to the mode of TV signal
Realized by the signal processing algorithm of correlation, the embodiment of the present invention is not especially limited to this.In addition, on barrage display device
The mode of TV signal is parsed, the embodiment of the present invention is equally not especially limited.
A kind of as shown in figure 4, schematic diagram of the barrage data shown it illustrates barrage display device.Need what is illustrated
It is only to be illustrated in Fig. 4 so that barrage display device is a rectangle display device as an example.However, in the specific implementation,
Barrage display device is configurable to an annular elastomeric curtain wall.In addition, the welcome guest at scene can be in phase with barrage display device
To position, now, live welcome guest can intuitively watch the barrage data that barrage display device is shown, consequently facilitating its is right
The comment data that spectators deliver is fed back etc..
After the barrage display device display barrage data of live situ configuration are controlled, while live video is recorded,
The barrage data that barrage display device is shown will be also recorded in live video as a kind of video data.On this basis, exist
When the video data transmitting of the live video is delivered into each terminal for playing the live video so that play all of the live video
Terminal can show the barrage data.
Specifically, when the barrage display device that live scene does not configure barrage display device or configuration does not show barrage data
When, do not include barrage data in the live video for recording to obtain, now can not by the spectators of the television-viewing live video
Obtain barrage data.However, after the barrage data recording for showing the barrage display device is in live video, pass through electricity
Spectators depending on watching the live video can also see the barrage data, and therefore, playing the TV of the live video can also show
Show barrage data, so that the terminal of display barrage data is not limited only to the terminals such as mobile phone, computer, thus expand barrage number
According to indication range, more users can be made to participate in the interaction of live video, and then expand based on the live video
Interactive scope.
Further, by the way that when controlling the barrage display device of live situ configuration to show barrage data, live welcome guest can
Intuitively to obtain the comment data delivered of spectators, and the comment data further delivered spectators according to the barrage data of display
Fed back.For example, when the comment data that spectators deliver is to have put forward a problem to welcome guest, then welcome guest can be shown by barrage
The barrage data shown in equipment obtain the problem, and are fed back for the problem.Because the video is live video, because
This, the content of welcome guest's feedback will be further illustrated in live video, it is achieved thereby that between a kind of spectators and live welcome guest
Interaction, not only expand interactive scope, and realize the barrage data feedback closed loop between a kind of welcome guest and terminal user,
So as to increase the interest of live video, and then the audience ratings of live video can be increased.
304：Barrage data are sent to each terminal of broadcasting live video, and control each terminal for playing live video to exist
Live video is played the page and barrage data is shown in the form of floating layer.
The step is optional step, when the barrage data that barrage display device is shown are not recorded in live video, is
All terminals of the broadcasting live video can be seen oneself or other users pair while the live video is watched
The comment data that the live video is delivered, the optional step can be performed.Carried by the optional step embodiment of the present invention
The method of confession can also be realized and played in addition to it can show barrage data on the barrage display device of live situ configuration
Each terminal of live video shows barrage data.
Do not make specifically on barrage data are sent to mode during each terminal for playing live video, the embodiment of the present invention
Limit.When it is implemented, can first determine to play each video playback server of the live video, and the barrage data are sent out
Each video playback server is delivered to, live is regarded the barrage data distributing to playing this by playing the server of the live video
Each terminal of frequency.Certainly, barrage server directly can also send barrage data to each terminal.
Wherein, each terminal that live video is played in control shows barrage number in the live video broadcasting page in the form of floating layer
According to when, it should be ensured that play the current figure that the barrage data that each terminal of the live video is shown play the page with its live video
As frame is corresponding.For example, any terminal is the image before sportsman's goal in the current image frame that live video plays page broadcasting
Frame, then the barrage data shown should be the comment data that the picture frame before spectators score for sportsman is delivered.Therefore, barrage
Each terminal that server controls play live video plays the page in a manner of floating layer form shows barrage data in live video,
Include but is not limited to be implemented by the following steps：
Step 1：Any terminal for playing live video, determine that any terminal plays in live video and broadcast on the page
Whether the current image frame put is key frame.
Wherein, when any terminal live regards what live video played that the current image frame that plays and recording on the page obtain
When the current image frame of frequency is same picture frame, the picture frame is key frame, i.e., when any terminal play video completely with
During live live program synchronization, the current image frame of the terminal plays is key frame；When the playing progress rate of any terminal is than record
When the progress for the live video being made is slow, i.e., any terminal, which plays the live video that live video obtains relative to recording, one
Fixed delay, any terminal are non-key frame in the current image frame that live video plays page broadcasting.
Wherein, can be every specified duration during each terminal plays live video that live video is played in control
Video data corresponding to a timestamp and the timestamp is sent to each terminal for playing live video so that plays live video
Each terminal plays video data corresponding to the timestamp after correspondent time is received.On this basis, it is determined that any end
Hold live video play the current image frame that plays on the page whether be key frame mode, include but is not limited to：Obtain most
The timestamp closely once sent to any terminal, it is whether synchronous at the time of determining the timestamp with recording live video；When this most
Closely once to any terminal send timestamp with recording live video at the time of it is synchronous when, determine any terminal in live video
It is key frame to play the current image frame played on the page；When the last time to the timestamp ratio that any terminal is sent with recording
When slow at the time of live video, determine that the current image frame that any terminal plays on the live video broadcasting page is non-key
Frame.On specifying the concrete numerical value of duration, the embodiment of the present invention is not especially limited.It can be 0.5 second, 1 second that this, which specifies duration,
Deng.
Step 2：If the current image frame that any terminal plays on the live video broadcasting page is key frame, control
Any terminal processed is played the page in live video and barrage data corresponding to key frame is shown in the form of floating layer.Wherein, key frame pair
The barrage data answered are that the qualified comment data got to the last time is rendered obtained barrage data.
When barrage server obtains once the comment data that each terminal sends every preset duration, and any terminal is broadcast
When putting key frame, the qualified comment data that barrage server the last time gets is the comment for the key frame
Data, therefore, the qualified comment data that the last time gets can be rendered and obtain key frame and correspond to
Barrage data.
The page is played in live video barrage data corresponding to key frame are shown in the form of floating layer on control any terminal
Mode, include but is not limited to：The comment data matched with the key frame is obtained, and pair comment data matched with key frame is entered
Row renders to obtain barrage data corresponding to the key frame, controls barrage data corresponding with the key frame to be shown in a manner of floating layer
Live video plays the designated area of the page.
Step 3：If the current image frame that any terminal plays on the live video broadcasting page is non-key frame,
Control any terminal is played the page in live video and barrage data corresponding to non-key frame is shown in the form of floating layer, wherein, non-pass
The qualified comment data that barrage data corresponding to key frame are got when being and playing current image frame to live video is carried out
Render obtained barrage data.
Specifically, the terminal of different broadcasting live videos due to reasons such as network speeds, may play the progress of live video
It is different, the playing progress rate that some play the terminal of live video is slower than the progress of the terminal of other broadcasting live videos.Cause
This, when these terminal plays non-key frames, the user of other terminals has delivered comment data for the non-key frame, this
When, these terminals can be to being obtained during other terminal plays live videos in the barrage data that live video plays page broadcasting
To qualified comment data rendered obtained from barrage data.
The page is played in live video barrage number corresponding to non-key frame is shown in the form of floating layer on control any terminal
According to mode, may refer in above-mentioned steps two control any terminal live video play the page key is shown in the form of floating layer
The mode of barrage data, will not be repeated here corresponding to frame.
Further, in a manner of on showing barrage data in floating layer form, by bullet including but not limited in the form of floating layer
Curtain data are shown in the designated area that live video plays the page.Wherein, the designated area can be top of barrage data etc.,
The present embodiment is not especially limited to this.
By way of this kind controls each terminal for playing live video to show barrage data, it can be shown in broadcasting
The barrage data that each terminal of live video is shown have real-time so that it is live to this that spectators can obtain other users in real time
The real-time comments data of video.
Alternatively, after the comment data that each terminal is sent is got, also the comment data got is audited,
Then need the regular hour due to auditing the comment data that gets, on this basis, in order to ensure the barrage data of display with
Live video plays the picture frame that the page plays and corresponded to, and each terminal that barrage server plays live video in control regards live
Frequency plays the page when show barrage data in the form of floating layer, can first according to the time for obtaining the comment data that examination ＆ verification pass through and in advance
If audit time determines the reproduction time of barrage data, the reproduction time control further according to barrage data plays each of live video
Terminal is played the page in live video and barrage data is shown in the form of floating layer.Wherein, it is that examination ＆ verification examination ＆ verification passes through to preset audit time
Comment data needed for time.
For example, if the time for obtaining the comment data that examination ＆ verification passes through is 07:20:15, it is 10s to preset audit time, and
Assuming that the time that the comment data that examination ＆ verification passes through is rendered into shared by barrage data is very short, then control plays each of live video
The time of the terminal plays live video should be 07:20:25s.
In addition, if rendering the comment data that examination ＆ verification passes through needs certain time length, then each terminal of live video is being played
Show time of barrage data should also on the basis of the time of comment data and default audit time that examination ＆ verification passes through is obtained,
Determined in conjunction with the time for rendering the barrage data that examination ＆ verification passes through.
By being audited to the comment data of acquisition, it can be ensured that the barrage data of display have the content of high quality.
The time for the comment data that examination ＆ verification passes through and default audit time are obtained by combining, it is ensured that each terminal for playing live video shows
The barrage data shown have real-time.
It should be noted that above-mentioned steps 303 and step 304 only first control the bullet of live situ configuration with barrage server
Curtain display device shows barrage data, and each terminal that rear control plays the live video shows that barrage data instance is illustrated
Explanation.However, in the specific implementation, barrage server can also first control each terminal for playing live video to show barrage number
According to, control afterwards live situ configuration barrage display device show barrage data.In addition, barrage server can also control it is live
The barrage display device of situ configuration and each terminal of broadcasting live video show barrage data simultaneously.
It should be noted that above-mentioned steps 301 only provide to step 304 using barrage server as the embodiment of the present invention is performed
Method exemplified by illustrated.However, in the specific implementation, due to obtaining the equipment of comment data, rendering comment number
According to equipment and live live equipment be likely to be in different computer rooms, therefore, above-mentioned barrage server can be configured as
One server system, and each equipment in server system can coordinate the display methods for completing above-mentioned barrage data.Such as
Shown in Fig. 5, it illustrates a kind of display system of barrage data, the display system of the barrage data includes data of making comments
Each terminal 401, front-end server 402, studio data server 403, rendering server 404, live video conversion equipment
405th, each terminal 407 of barrage display device 406 and broadcasting live video.
Specifically, above-mentioned each equipment is when performing the display methods of barrage data, including but not limited to by walking as follows
It is rapid to realize：
The first step：After each terminal 401 for data of making comments obtains the comment data that user submits, comment data is submitted
To front-end server 402.
Second step：Front-end server 402 sends comment data to presence server 403 is performed in a radio or TV programme, by performing in a radio or TV programme Site Service
Device 403 is handled comment data.For example, performing in a radio or TV programme presence server 403 can audit to comment data, met
The comment data of condition.
3rd step：When perform in a radio or TV programme presence server 403 receive rendering server 404 comment data obtain request after, will
Qualified comment data is sent to rendering server 404.
4th step：Rendering server 404 renders to qualified comment data, obtains barrage data.
5th step：Rendering server 404 sends barrage data to live video conversion equipment 405, is turned by live video
After barrage data are converted to TV letter by exchange device 405, export to the barrage display device 406 of live situ configuration.
6th step：The barrage display device 406 of live situ configuration shows barrage data.
7th step：Rendering server 404 sends the barrage data for rendering to obtain to each terminal for playing live video
407。
Wherein, the 7th step can also be realized after the 4th step, synchronous with the 5th step can also realize.
It should be noted that when the display for completing barrage data with each equipment in the display system of above-mentioned barrage data
When, each equipment room is communicated by corresponding data-interface.In order that obtain comment data and the number at the scene of being performed in a radio or TV programme under line on line
According to complete docking, to ensure the fluency of the barrage data of display, the data-interface of each equipment room can be arranged to uniformly connect
Mouthful, and control each equipment room to use identical coded system.On the concrete form of the interface, the embodiment of the present invention is not made specifically
Limit.The coded system of each equipment room can use JSON (Javascript Object Notation) forms and UTF-8 (8-
Bit Unicode Transformation Format, Unicode) realize.By using unified interface and identical coding staff
There is the situation of mess code in formula, the barrage data that barrage display device can be avoided to show.In addition, when each equipment room is real by network
During the transmission of existing data, it should be ensured that the network has higher bandwidth, as network bandwidth could be arranged to be not less than 40M
Deng.
Method provided in an embodiment of the present invention, by controlling the barrage display device of live situ configuration to show barrage number
According to, realize it is a kind of it is live scene show barrage data method, not only allow live live welcome guest according to display
Corresponding with each terminal user of barrage data carry out it is interactive, and by the way that barrage data are shown on barrage display device,
So that the live video recorded includes the barrage data that barrage display device is shown, so that playing all ends of live video
End can show the barrage data that barrage display device includes while the live video is played, so as to so that more
User is participated in the interaction of live video, thus expands interactive scope.In addition, when welcome guest is fed back for barrage data
When, the closed loop that barrage data feedback is formed between welcome guest and terminal user can be made, so as to increase the entertaining of live video
Property, and then the audience ratings of live video can be increased.By being audited to the comment data of acquisition, it is ensured that the bullet of display
Curtain data have reliability.Each terminal that live video is played by controlling shows barrage data so that the display of barrage data
Scope is more extensive.
Fig. 6 be another embodiment of the present invention provide a kind of barrage data display device structural representation, the device
It can be used for performing the display methods for the barrage data that embodiment corresponding to above-mentioned Fig. 2 or Fig. 3 provides.The device can apply to
Live situ configuration has the scene of barrage display device, as shown in fig. 6, the display device of the barrage data includes：
Acquisition module 501, the comment data sent for obtaining each terminal, wherein, comment data is corresponding to each terminal
User is directed to the comment that the live video watched is delivered；
Rendering module 502, for according to the qualified comment data of default barrage model rendering, obtaining barrage data；
First control module 503, for controlling the barrage display device of live situ configuration to show barrage data.
In another embodiment, device also includes：
Sending module, for barrage data to be sent to each terminal for playing live video；
Second control module, each terminal that live video is played for controlling play the page in the form of floating layer in live video
Show barrage data.
In another embodiment, acquisition module 501 is used for the comment that each terminal transmission is obtained once every preset duration
Data；
Second control module includes：
First determining unit, for any terminal for playing live video, determine that any terminal is broadcast in live video
Put whether the current image frame played on the page is key frame；
First control unit, for playing the current image frame played on the page in live video as key when any terminal
During frame, control any terminal is played the page in live video and barrage data corresponding to key frame is shown in the form of floating layer, wherein, close
Barrage data corresponding to key frame are that the qualified comment data got to the last time is rendered obtained barrage number
According to；
Second control unit, for being non-pass when any terminal plays the current image frame played on the page in live video
During key frame, control any terminal is played the page in live video and barrage data corresponding to non-key frame is shown in the form of floating layer, its
In, barrage data corresponding to non-key frame are the qualified comment number to being got during live video broadcasting current image frame
According to the barrage data for being rendered to obtain.
In another embodiment, device also includes：
Auditing module, for being audited to the comment data of acquisition, by audit by comment data be used as and meet bar
The comment data of part.
In another embodiment, the second control module includes：
Second determining unit, for determining bullet according to the time and default audit time that obtain the comment data that examination ＆ verification passes through
The reproduction time of curtain data, wherein, the time needed for comment data that default audit time passes through for examination ＆ verification examination ＆ verification；
3rd control unit, for controlling each terminal for playing live video live according to the reproduction time of barrage data
The video playback page shows barrage data in the form of floating layer.
In another embodiment, font form, font size when presetting barrage model including display comment data, word
Spacing distance and font display effect between body color, each two comment data；
Rendering module 502, for the specific font form according to default barrage model setting, specific font size, specify
The appointed interval distance and stereo display effect being spaced between font color, each two comment data render qualified comment
Data, obtain barrage data.
In another embodiment, the first control module 503 includes：
Converting unit, for by barrage data conversion into TV signal；
Transmitting element, for TV signal to be sent to the barrage display device of live situ configuration, show barrage and set
It is standby to parse after TV signal obtains barrage data, show barrage data.
Above-mentioned all optional technical schemes, any combination can be used to form the alternative embodiment of the present invention, herein no longer
Repeat one by one.
Device provided in an embodiment of the present invention, by controlling the barrage display device of live situ configuration to show barrage number
According to, realize it is a kind of it is live scene show barrage data method, not only allow live live welcome guest according to display
Corresponding with each terminal user of barrage data carry out it is interactive, and by the way that barrage data are shown on barrage display device,
So that the live video recorded includes the barrage data that barrage display device is shown, so that playing all ends of live video
End can show the barrage data that barrage display device includes while the live video is played, so as to so that more
User is participated in the interaction of live video, thus expands interactive scope.
Fig. 7 is a kind of structural representation of barrage server according to an exemplary embodiment.Reference picture 7, barrage
Server 600 includes processing component 622, and it further comprises one or more processors, and as representated by memory 632
Memory resource, can be by the instruction of the execution of processing component 622, such as application program for storing.Stored in memory 632
Application program can include it is one or more each correspond to the module of one group of instruction.In addition, the quilt of processing component 622
Execute instruction is configured to, to perform the display methods for the barrage data that embodiment corresponding to above-mentioned Fig. 2 or Fig. 3 provides.
Barrage server 600 can also include a power supply module 626, and it can be configured as performing barrage server
600 power management, a wired or wireless network interface 650 are configured as barrage server 600 being connected to network, and one
Individual input and output (I/O) interface 658.Barrage server 600 can be operated based on the operating system for being stored in memory 632, example
Such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or similar.
Wherein, one or more than one program storage be in memory, and be configured to by one or more than one
Computing device, one or more than one program are applied to the scene that live situ configuration has barrage display device, bag
Containing the instruction for being operated below：
The comment data that each terminal is sent is obtained, wherein, comment data is user corresponding to each terminal for watching
The comment delivered of live video；
According to the default qualified comment data of barrage model rendering, barrage data are obtained；
The barrage display device of live situ configuration is controlled to show barrage data.
Assuming that above-mentioned is the first possible embodiment, then provided based on the first possible embodiment
Second of possible embodiment in, also included in the memory of barrage server and be used to perform the instruction that operates below：Root
According to the default qualified comment data of barrage model rendering, after obtaining barrage data, in addition to：
Barrage data are sent to each terminal for playing live video；
Each terminal that control plays live video shows barrage data in the live video broadcasting page in the form of floating layer.
In the third the possible embodiment provided based on second of possible embodiment, barrage service
Also included in the memory of device and be used to perform the instruction operated below：The comment data that each terminal is sent is obtained, including：
The comment data of each terminal transmission is obtained once every preset duration；
Each terminal that control plays live video shows barrage data in the live video broadcasting page in the form of floating layer, wraps
Include：
Any terminal for playing live video, it is current to determine that any terminal plays on the live video broadcasting page
Whether picture frame is key frame；
If the current image frame that any terminal plays on the live video broadcasting page is key frame, any end is controlled
End is played the page in live video and barrage data corresponding to key frame is shown in the form of floating layer, wherein, barrage corresponding to key frame
Data are that the qualified comment data got to the last time is rendered obtained barrage data；
If the current image frame that any terminal plays on the live video broadcasting page is non-key frame, control any
Terminal is played the page in live video and barrage data corresponding to non-key frame is shown in the form of floating layer, wherein, non-key frame is corresponding
Barrage data be that the qualified comment data that gets is rendered to obtain when playing current image frame to live video
Barrage data.
At the first to providing based on the possible embodiment of any of the third possible embodiment
The 4th kind of possible embodiment in, also included in the memory of barrage server and be used to perform the instruction that operates below：Obtain
After taking the comment data that each terminal is sent, in addition to：
The comment data of acquisition is audited, by audit by comment data be used as qualified comment data.
In the 5th kind of possible embodiment provided based on the 4th kind of possible embodiment, barrage service
Also included in the memory of device and be used to perform the instruction operated below：Each terminal that control plays live video is broadcast in live video
Put the page and barrage data are shown in the form of floating layer, including：
Time and default audit time according to the comment data that examination ＆ verification passes through is obtained determine the reproduction time of barrage data,
Wherein, audit time is preset to audit the time needed for the comment data that examination ＆ verification passes through；
Each terminal for playing live video is controlled to play the page in live video with floating according to the reproduction time of barrage data
Layer form shows barrage data.
In the 6th kind of possible embodiment provided based on the first possible embodiment, barrage service
Also included in the memory of device and be used to perform the instruction operated below：Default barrage model includes font during display comment data
Spacing distance and font display effect between form, font size, font color, each two comment data；
According to the default qualified comment data of barrage model rendering, barrage data are obtained, including：
Specific font form, specific font size, specific font color, each two set according to default barrage model is commented
Qualified comment data is rendered by the appointed interval distance and stereo display effect that are spaced between data, obtains barrage number
According to.
In the 7th kind of possible embodiment provided based on the first possible embodiment, barrage service
Also included in the memory of device and be used to perform the instruction operated below：The barrage display device of live situ configuration is controlled to show bullet
Curtain data, including：
By barrage data conversion into TV signal；
TV signal is sent to the barrage display device of live situ configuration, barrage display device is parsed TV letter
After number obtaining barrage data, barrage data are shown.
Barrage server provided in an embodiment of the present invention, by controlling the barrage display device of live situ configuration to show bullet
Curtain data, realize it is a kind of it is live scene show barrage data method, not only allow live live welcome guest according to
The barrage data user corresponding with each terminal of display carries out interaction, and by the way that barrage data are shown in into barrage display device
On so that the live video of recording includes the barrage data that barrage display device is shown, so that playing the institute of live video
There is terminal to show the barrage data that barrage display device includes while the live video is played, so as to so that more
More users is participated in the interaction of live video, thus expands interactive scope.
It should be noted that：Above-described embodiment provide barrage data display device control show barrage data when,
, can be as needed and by above-mentioned function distribution only with the division progress of above-mentioned each functional module for example, in practical application
Completed by different functional modules, i.e., the internal structure of device is divided into different functional modules, it is described above to complete
All or part of function.In addition, the display device and server and barrage data of the barrage data that above-described embodiment provides
Display methods embodiment belongs to same design, and its specific implementation process refers to embodiment of the method, repeats no more here.
One of ordinary skill in the art will appreciate that hardware can be passed through by realizing all or part of step of above-described embodiment
To complete, by program the hardware of correlation can also be instructed to complete, described program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only storage, disk or CD etc..
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (10)
1. a kind of display methods of barrage data, it is characterised in that methods described, which is applied to live situ configuration, has barrage to show
The scene of equipment, methods described include：
The comment data that each terminal is sent is obtained, user corresponding to comment data each terminal is for watching
The comment that live video is delivered；
According to the default qualified comment data of barrage model rendering, barrage data are obtained；
The barrage display device of the live situ configuration is controlled to show the barrage data, wherein, the barrage display device
The barrage data of display are recorded in live video as a kind of video data；
The basis presets the qualified comment data of barrage model rendering, after obtaining barrage data, in addition to：
The barrage data are sent to each terminal for playing the live video；
Each terminal that control plays the live video shows the barrage data in the live video broadcasting page in the form of floating layer；
The comment data for obtaining each terminal and sending, including：
The comment data of each terminal transmission is obtained once every preset duration；
Each terminal that the control plays the live video shows the barrage in the live video broadcasting page in the form of floating layer
Data, including：
Any terminal for playing the live video, when any terminal plays the current figure played on the page in live video
When as frame with recording the obtained current image frame of live video being same picture frame, it is key frame to determine current image frame；When
When the playing progress rate of any terminal is slower than the progress for recording obtained live video, determine any terminal in live video broadcast page
The current image frame that face plays is non-key frame；
If the current image frame that any terminal plays on the live video broadcasting page is key frame, control is described to appoint
One terminal is played the page in live video and barrage data corresponding to the key frame is shown in the form of floating layer, and the key frame corresponds to
Barrage data be that obtained barrage data are rendered to the qualified comment data that gets of the last time；
If the current image frame that any terminal plays on the live video broadcasting page is non-key frame, described in control
Any terminal is played the page in live video and barrage data corresponding to the non-key frame is shown in the form of floating layer, described non-key
The qualified comment number that barrage data corresponding to frame are got when being and playing the current image frame to the live video
According to the barrage data for being rendered to obtain.
2. according to the method for claim 1, it is characterised in that after the comment data for obtaining each terminal and sending, also
Including：
The comment data of acquisition is audited, by audit by comment data be used as the qualified comment data.
3. according to the method for claim 2, it is characterised in that the control plays each terminal of the live video straight
Broadcast the video playback page and the barrage data are shown in the form of floating layer, including：
Time and default audit time according to the comment data audited and passed through is obtained determine the broadcasting of the barrage data
Time, the default audit time are the examination ＆ verification time audited needed for the comment data passed through；
Each terminal that the live video is played according to the control of the reproduction time of the barrage data plays the page in live video
The barrage data are shown in the form of floating layer.
4. method according to claim 1, it is characterised in that when the default barrage model includes showing the comment data
Font form, font size, font color, the spacing distance between each two comment data and font display effect；
The basis presets the qualified comment data of barrage model rendering, obtains barrage data, including：
Specific font form, specific font size, specific font color, each two set according to default barrage model comments on number
The appointed interval distance and stereo display effect being spaced between render qualified comment data, obtain barrage data.
5. according to the method for claim 1, it is characterised in that the barrage of the control live situ configuration, which is shown, to be set
The standby display barrage data, including：
By the barrage data conversion into TV signal；
The TV signal is sent to the barrage display device of the live situ configuration, parses the barrage display device
Go out after the TV signal obtains barrage data, show the barrage data.
6. a kind of display device of barrage data, it is characterised in that described device, which is applied to live situ configuration, has barrage to show
The scene of equipment, described device include：
Acquisition module, the comment data sent for obtaining each terminal, the comment data is user corresponding to each terminal
The comment delivered for the live video watched；
Rendering module, for according to the qualified comment data of default barrage model rendering, obtaining barrage data；
First control module, the barrage display device for controlling the live situ configuration show the barrage data, wherein,
The barrage data that the barrage display device is shown are recorded in live video as a kind of video data；
Described device also includes：
Sending module, for the barrage data to be sent to each terminal for playing the live video；
Second control module, each terminal that the live video is played for controlling play the page in the form of floating layer in live video
Show the barrage data；
The acquisition module is used for the comment data that each terminal transmission is obtained once every preset duration；
Second control module includes：
First determining unit, for any terminal for playing the live video, when any terminal plays in live video
When the current image frame for the live video that the current image frame played on the page obtains with recording is same picture frame, it is determined that currently
Picture frame is key frame；When the playing progress rate of any terminal is slower than the progress for recording obtained live video, any end is determined
It is non-key frame to hold the current image frame played in the live video broadcasting page；
First control unit, for playing the current image frame played on the page in live video as key when any terminal
During frame, control any terminal to play the page in live video and barrage number corresponding to the key frame is shown in the form of floating layer
According to barrage data corresponding to the key frame are that the qualified comment data got to the last time is rendered to obtain
Barrage data；
Second control unit, for being non-pass when any terminal plays the current image frame played on the page in live video
During key frame, control any terminal to play the page in live video and barrage corresponding to the non-key frame is shown in the form of floating layer
Data, the symbol that barrage data corresponding to the non-key frame are got when being and playing the current image frame to the live video
The comment data of conjunction condition is rendered obtained barrage data.
7. device according to claim 6, it is characterised in that described device also includes：
Auditing module, for being audited to the comment data of acquisition, by audit by comment data be used as described in meet bar
The comment data of part.
8. device according to claim 7, it is characterised in that second control module includes：
Second determining unit, for determining institute according to the time and default audit time that obtain the comment data that the examination ＆ verification passes through
The reproduction time of barrage data is stated, the default audit time is the examination ＆ verification time audited needed for the comment data passed through；
3rd control unit, each terminal for playing the live video according to the control of the reproduction time of the barrage data exist
Live video is played the page and the barrage data is shown in the form of floating layer.
9. device according to claim 6, it is characterised in that when the default barrage model includes showing the comment data
Font form, font size, font color, the spacing distance between each two comment data and font display effect；
The rendering module, for specific font form, specific font size, the specific font set according to default barrage model
The appointed interval distance and stereo display effect being spaced between color, each two comment data render qualified comment number
According to obtaining barrage data.
10. device according to claim 6, it is characterised in that first control module includes：
Converting unit, for by the barrage data conversion into TV signal；
Transmitting element, for the TV signal to be sent to the barrage display device of the live situ configuration, make the bullet
Curtain display device is parsed after the TV signal obtains barrage data, shows the barrage data.
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