CN107071322A - Video record and processing system and method - Google Patents

Video record and processing system and method Download PDF

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Publication number
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
Authority
CN
China
Prior art keywords
video
frame
display
display device
frequency frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710289994.7A
Other languages
Chinese (zh)
Inventor
袁胜春
宗靖国
王伙荣
梁伟
刘德福
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xian Novastar Electronic Technology Co Ltd
Original Assignee
Xian Novastar Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xian Novastar Electronic Technology Co Ltd filed Critical Xian Novastar Electronic Technology Co Ltd
Priority to CN201710289994.7A priority Critical patent/CN107071322A/en
Publication of CN107071322A publication Critical patent/CN107071322A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25Management 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
    • H04N21/266Channel 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
    • H04N21/2668Creating a channel for a dedicated end-user group, e.g. insertion of targeted commercials based on end-user profiles
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41Structure of client; Structure of client peripherals
    • H04N21/414Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41415Specialised 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81Monomedia components thereof
    • H04N21/812Monomedia 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

Video record and processing system and method
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.
CN201710289994.7A 2017-04-27 2017-04-27 Video record and processing system and method Pending CN107071322A (en)

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Application publication date: 20170818