CN107071322A - Video record and processing system and method - Google Patents
Video record and processing system and method Download PDFInfo
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- CN107071322A CN107071322A CN201710289994.7A CN201710289994A CN107071322A CN 107071322 A CN107071322 A CN 107071322A CN 201710289994 A CN201710289994 A CN 201710289994A CN 107071322 A CN107071322 A CN 107071322A
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- video
- frame
- display
- display device
- frequency frame
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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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
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2668—Creating a channel for a dedicated end-user group, e.g. insertion of targeted commercials based on end-user profiles
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41415—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance involving a public display, viewable by several users in a public space outside their home, e.g. movie theatre, information kiosk
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/812—Monomedia components thereof involving advertisement data
Abstract
The embodiment of the invention discloses a kind of video record and processing system and method.It carries out video record using camera device to obtain recorded video at the scene to object display device, wherein object display device is used to make particular video frequency frame that periodically display feature is presented, and recorded video includes the picture that particular video frequency frame is shown on the screen of object display device;And by the use of shielding picture that body identification and content alternative show that particular video frequency frame is shown on the screen of object display device in feature recognition recorded video according to the default feature of particular video frequency frame and periodically and the picture that particular video frequency frame is shown on the screen of object display device in recorded video is substituted for into object content to obtain target video as output.Therefore the embodiment of the present invention can realize that display screen region shows different content when different regions are live.
Description
Technical field
The present invention relates to display applied technical field, more particularly to a kind of video record and processing system and method.
Background technology
In environment of some LED displays as background, such as football pitch etc., LED display is mainly as a kind of wide
The carrier application of announcement.In existing system, live such as TV is straight after the advertisement of LED display on-the-spot broadcasting is recorded with scene
The advertisement broadcast is the same, and due to the product differentiation of different regions, the advertisement of on-the-spot broadcasting is in the live telecast of different regions
Differ and surely play the effect of advertisement.How in the live telecast of different regions, the screen body advertisement at scene is substituted for not
With the advertisement in area, the benefit of living broadcast advertisement business is allowed to be current urgent problem to be solved.
The content of the invention
Therefore, the embodiment of the present invention proposes a kind of video record and processing system and method, with straight in different regions
Sowing time realizes that different content is played in the display of target screen area.
On the one hand, a kind of video record and processing system of proposition, including:Camera device, for object display device
Video record is carried out at the scene to obtain recorded video, wherein the object display device is used for periodically inputting in turn
Normal video frame and particular video frequency frame play out be shown on the screen of the object display device it is described specific to cause
Frame of video presents and periodically shows feature, and the recorded video includes institute of the particular video frequency frame in the object display device
State the picture shown on screen;And the identification of screen body and content alternative, the camera device is connected, for according to the spy
The default feature recognition and the periodicity for determining frame of video show that particular video frequency frame exists described in recorded video described in feature recognition
The picture that is shown on the screen of the object display device and by particular video frequency frame described in the recorded video described
The picture shown on the screen of object display device is substituted for object content, to obtain target video as output.
Another further aspect, a kind of video record and processing method of proposition, including:Carried out at the scene in object display device
Video record is to obtain recorded video, wherein the object display device receives the first frame of video periodically inputted in turn and tool
There is the second frame of video of default feature and be shown in after carrying out showing phase and display duration regulation to second frame of video
To cause second frame of video is presented periodically to show feature on the screen of the object display device, the video record
The shooting collection moment is located at second frame of video in the display time interval on the screen of the object display device;And
According to the default feature and the periodicity on the screen of the object display device of second frame of video
The second frame of video described in recorded video is shown on the screen of the object display device described in display feature recognition
Picture, and the picture that the second frame of video described in the recorded video is shown on the screen of the object display device
Object content is substituted for, to obtain target video as output.
A technical scheme in above-mentioned technical proposal has the following advantages that or beneficial effect:It is provided in an embodiment of the present invention
Video record and processing system and method can be realized when broadcast live in different areas, help living broadcast advertisement
Business be implanted into the screen body viewing area of display device different ad content and imported into different regions it is live in so that
The value maximization of advertisement.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, being used required in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, on the premise of not paying creative work, it can also obtain other according to these accompanying drawings
Accompanying drawing.
Figure 1A is a kind of video record of the embodiment of the present invention and the basic framework schematic diagram of processing system;
Figure 1B is that video record shown in Figure 1A and processing system implement configuration diagram;
Fig. 2 is that system shown in Figure 1 realizes that frame shows the process schematic of phase and duration regulation.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Referring to Figure 1A, a kind of video record and processing system that the embodiment of the present invention is proposed include:Camera device and screen body
Identification and content alternative.Wherein, camera device is used to carry out video record at the scene to display device to be recorded
Video, wherein the display device is aobvious for being played out to the normal video frame and particular video frequency frame that periodically input in turn
Show on the screen of the display device to cause the particular video frequency frame is presented periodically to show feature, the recorded video bag
The picture shown containing the particular video frequency frame on the screen of the display device.Shield body identification and content alternative connects
The camera device is connect, shows and is recorded described in feature recognition for the default feature according to the particular video frequency frame and the periodicity
Picture that particular video frequency frame described in video processed is shown on the screen of the display device and by the recorded video
The picture that the particular video frequency frame is shown on the screen of the display device is substituted for object content and regarded with obtaining target
Frequency signal is for example output as live telecast signal or network direct broadcasting signal as output.
Referring to Figure 1B, it is that video record shown in Figure 1A and processing system implement configuration diagram.In fig. ib,
Video record and processing system 10 include:Normal video frame display output device 11, particular video frequency frame display output device 12, conjunction
Replaced into device 13, display controller 14, LED display body 15, sychronisation 16, camera device 17 and the identification of screen body and content
Changing device 18.Specifically:
The signal of normal video frame display output device 11 connects sychronisation 16 to receive the synchronization of the generation of sychronisation 16
Signal and it is typically used in the normal advertisement video content of broadcasting;
The signal of particular video frequency frame display output device 12 connects sychronisation 16 to receive the synchronization of the generation of sychronisation 16
Signal and for playing particular video frequency frame, such as monochrome video frame picture is red, green, blue video frame and be preferably up to gray scale
Monochrome video frame, in order to the viewing area of follow-up identification LED display body 15;Typically, particular video frequency frame display output is filled
The content for putting each particular video frequency frame of 12 outputs is identical;
The signal of synthesizer 13 connection normal video frame display output device 11 and particular video frequency frame display output device 12,
Normal video frame and particular video frequency frame for the two display output devices 11,12 to be exported respectively are merged together, it is ensured that
The advertisement video frame and particular video frequency frame period property of normal play are exported in turn, such as ABABAB ..., wherein A represent normally to regard
One of frequency frame and particular video frequency frame and B represents another one;
The signal of display controller 14 connection such as by video line (as DVI, HDMI cable) connect synthesizer 13 simultaneously
Signal connects sychronisation 16, and its video under control of the synchronization signal exporting synthesizer 16, which is handled, (for example to be entered
Row decoding and Video segmentation etc.) after be transferred to reception card in LED display body 15, and ensure that frame transmission occurs without out of order show
As;In the present embodiment, display controller 14 is, for example, existing various sending cards;
LED display body 15 includes at least one reception card and at least one casing, for by the normal video frame of broadcasting
The picture exhibition of (being typically live commercial video) and particular video frequency frame shows duration at the scene, wherein receiving card and also completing frame
And the regulation of display phase;Casing herein typically comprises multiple LED lamp panels, and LED drives are configured with each LED lamp panel
Dynamic chip and the multiple LEDs as display pixel controlled by LED drive chip;
The signal of camera device 17 connects sychronisation 16 to receive the synchronizing signal of the generation of sychronisation 16 and be used to gather
LED display body 15 information at the scene to realize video record, and in order to which subsequent screen body is recognized, it, which images collection moment, needs
LED display body 15 is adjusted at the time of particular video frequency frame is shown;
Sychronisation 16 is used to produce synchronizing signal to ensure that normal video frame display output device 11, particular video frequency frame show
Show that output device 12, display controller 14 and camera device 17 are synchronized in the presence of same synchronizing signal, so that taking the photograph
As device 17 collects stable particular video frequency frame picture;
Shield body identification and the signal of content alternative 18 connection camera device 17 and for according to the default of particular video frequency frame
Feature color characteristic such as monochrome recognizes the particular video frequency frame picture in the recorded video of camera device 17 and to the particular video frequency
Frame picture carries out content replacement and is for example used as live telecast signal or network direct broadcasting to believe to obtain target video as output
Number, content replacement herein is, for example, that particular video frequency frame picture is replaced with to required advertisement picture, so that for different regions
Live telecast the ad content of the scene of LED display body 15 display can be replaced with to the advertisement of different regions.
Hold above-mentioned, LED display body 15, which is typically received in 100HZ (or 120HZ) video input, every 2 frame, one
Frame is normal video frame (correspondence live commercial video) and another frame is particular video frequency frame, and the region shown by particular video frequency frame exists
Corresponding ad content can be replaced by when live telecast;Wherein normal video frame and particular video frequency frame distinguish corresponding 2
Plant the video that video source is all 50HZ (or 60HZ).So, if display phase not to particular video frequency frame and display duration
Handled, because the broadcasting content of 2 frames is different, may result in audience and feel that the screen of LED display body 15 dodges
It is bright, cause human eye uncomfortable.Therefore, the video record of the present embodiment and processing system 10 also further control camera device 17
Time for exposure, so that the display duration of particular video frequency frame can be very short, and then having little influence on audience
On the basis of reach the effect for replacing the ad content that the live play of LED display body 15 is shown.Specifically, LED display body 15
In each to receive card (or aobvious according to the display length and original position of the different adjustment particular video frequency frame of camera device 17
Show phase) and make display of the particular video frequency frame on LED display body 15 in feature is periodically shown, to allow camera device 17
The shooting collection moment is located in the display time interval of particular video frequency frame without in the display time interval of normal video frame, so as to image
Device 17 can capture stable particular video frequency frame picture, and make the display time of particular video frequency frame as far as possible short, reduce to existing
The influence of field spectators;Herein, the display time interval length of particular video frequency frame is less than the display time interval length of normal video frame.Afterwards,
The identification of screen body and content alternative 18 go out according to the default feature recognition of particular video frequency frame in the video of the recording of camera device 17
(such as particular video frequency frame is red video frame, then by searching week in the video recorded in the region of correspondence particular video frequency frame picture
The red block that phase property is shown can reach the purpose of identification), and replaced with required ad content in recorded video correspondingly
The region of particular video frequency frame picture, replaces with corresponding region on screen body accordingly extensively when live telecast so as to realize
The effect of announcement.
As shown in Fig. 2 sequence of frames of video of the left side for input to LED display body 15, the right is through LED display body 15
Reception card frame carried out to particular video frequency frame show that phase offset and frame show the sequence of frames of video after duration regulation, frame period example
50HZ or 60HZ in this way;Furthermore, rectangle frame such as I1, I3 that oblique line is filled in Fig. 2 represent particular video frequency frame, are not filled by oblique line
Such as I2, I4 represent normal video frame for part.Carried out in the normal video frame and particular video frequency frame of the 15 pairs of inputs of LED display body
When display, the starting of particular video frequency frame shows that time and display time length are adjustable, and the frame in corresponding diagram 2 shows phase
Position skew and frame show duration regulation, and the making of the more easily complete paired systems of user can be allowed by receiving this regulatory function of card
With reduction uses difficulty;And the shooting collection moment of camera device 17 was located in I1 the and I3 periods of Fig. 2 right-hand components.
In summary, video record provided in an embodiment of the present invention and processing system can be realized is carried out in different areas
When on-the-spot broadcasting (can also be by network direct broadcasting by TV), living broadcast advertisement business is helped in LED display body 15
Screen area be implanted into different ad content and imported into different regions it is live in so that the value maximization of advertisement.
Finally, it is worth mentioning at this point that, display controller 14 and LED display body 15 in previous embodiment may be collectively referred to as
LED display, and the LED display can be substituted in other embodiments other configurations have frame of video show phase
And the display device of display duration regulatory function.In addition, the shooting of camera device 17 gathers the moment except positioned at particular video frequency frame
Display time interval in outside, in the display time interval that normal video frame can also be positioned partially at, as long as can ensure that in recorded video
Particular video frequency frame picture present periodic feature.Furthermore, frame is carried out to particular video frequency frame and shows that phase offset and frame are aobvious
Show that duration regulation is not limited to complete in card is received, can also complete, be so advantageous for specific in display controller 14
Frame of video carries out frame in view picture mode and shows that phase offset and frame show duration regulation, because receiving card can only intercept to one's name
With the part rather than view picture particular video frequency frame carried.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Divide, only a kind of division of logic function can have other dividing mode, such as multichannel unit or component when actually realizing
Another system can be combined or be desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or
The coupling each other discussed or direct-coupling or communication connection can be the indirect couplings of device or unit by some interfaces
Close or communicate to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multichannel
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, it would however also be possible to employ hardware adds the form of SFU software functional unit to realize.
The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in an embodied on computer readable and deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are to cause a computer
Equipment (can be personal computer, server, or network equipment etc.) performs the portion of each embodiment methods described of the invention
Step by step.And foregoing storage medium includes:USB flash disk, mobile hard disk, read-only storage (Read-Only Memory, abbreviation
ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic disc or CD etc. are various to store
The medium of program code.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that:It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic;
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (12)
1. a kind of video record and processing system, it is characterised in that including:
Camera device, for carrying out video record at the scene to object display device to obtain recorded video, wherein the mesh
Mark display device, which is used to play out the normal video frame and particular video frequency frame that periodically input in turn, is shown in the mesh
Mark to cause the particular video frequency frame that periodically display feature is presented on the screen of display device, the recorded video is comprising described
The picture that particular video frequency frame is shown on the screen of the object display device;
Shield body identification and content alternative, the camera device is connected, for the default feature according to the particular video frequency frame
Show that particular video frequency frame described in recorded video is described in the object display device described in feature recognition with the periodicity
The picture that is shown on screen and by particular video frequency frame described in the recorded video the object display device the screen
The picture of upper display is substituted for object content, to obtain target video as output.
2. video record as claimed in claim 1 and processing system, it is characterised in that the object display device is additionally operable to
The particular video frequency frame is entered before display is played out to the normal video frame and particular video frequency frame periodically inputted in turn
Row shows phase offset and display duration regulation.
3. video record as claimed in claim 2 and processing system, it is characterised in that the object display device includes display
Controller and the LED display body for connecting the display controller, the display controller are used to receive the periodicity land wheel
Flow the normal video frame and particular video frequency frame of input and the particular video frequency frame is being carried out to show phase and display duration regulation
After export to the LED display body and shown.
4. video record as claimed in claim 2 and processing system, it is characterised in that the object display device includes display
Controller and the LED display body for connecting the display controller;The display controller is used to receive the periodicity land wheel
Flow the normal video frame and particular video frequency frame of input and exported after being handled to the reception card of the LED display body, by institute
State and receive card to the particular video frequency frame progress display phase offset in the normal video frame and particular video frequency frame after processing and display
The casing that the LED display body is delivered to after duration regulation is shown.
5. video record and processing system as described in claim 3 or 4, it is characterised in that the display controller includes hair
Card feed.
6. video record as claimed in claim 1 and processing system, it is characterised in that during the shooting collection of the camera device
Carve setting and be located at the particular video frequency frame in the display time interval on the screen of the object display device.
7. video record as claimed in claim 1 and processing system, it is characterised in that it is special that the default feature includes color
Levy.
8. video record as claimed in claim 1 and processing system, it is characterised in that also include:
Normal video frame display output device, for exporting the normal video frame;
Particular video frequency frame display output device, for exporting the particular video frequency frame with the default feature;
Synthesizer, connects the normal video frame display output device and the particular video frequency frame display output device, is used for
Receive the normal video frame and the feature video frame and merge periodically to export the normal video frame and institute
Particular video frequency frame is stated to the object display device;
Sychronisation, connects the normal video frame display output device, the particular video frequency frame display output device, the mesh
Display device and the camera device are marked, makes the normal video frame display output device, the spy for generating synchronizing signal
Determine frame of video display output device, the object display device and the camera device synchronous.
9. a kind of video record and processing method, it is characterised in that including step:
Video record is carried out at the scene to obtain recorded video in object display device, wherein the object display device is received
The first frame of video periodically inputted in turn and the second frame of video with default feature are simultaneously carried out to second frame of video
It is shown in after display phase and display duration regulation on the screen of the object display device with so that second frame of video is in
Feature is now periodically shown, the shooting collection moment of the video record is located at second frame of video and filled in target display
In the display time interval on the screen put;
According to the default feature of second frame of video and the week on the screen of the object display device
Phase property shows that the second frame of video shows on the screen of the object display device described in recorded video described in feature recognition
The picture shown, and the second frame of video described in the recorded video is shown on the screen of the object display device
Picture is substituted for object content, to obtain target video as output.
10. video record as claimed in claim 9 and processing method, it is characterised in that it is special that the default feature includes color
Levy, second frame of video is monochrome video frame.
11. video record as claimed in claim 9 and processing method, it is characterised in that periodically input is aobvious to the target
The content of multiple second frame of video of showing device is identical.
12. video record as claimed in claim 9 and processing method, it is characterised in that also including step:The target is regarded
Frequency signal output is live telecast signal.
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