CN106658107A - Multi-path multi-mode image display method - Google Patents

Multi-path multi-mode image display method Download PDF

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Publication number
CN106658107A
CN106658107A CN201611078725.8A CN201611078725A CN106658107A CN 106658107 A CN106658107 A CN 106658107A CN 201611078725 A CN201611078725 A CN 201611078725A CN 106658107 A CN106658107 A CN 106658107A
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CN
China
Prior art keywords
image
screen
display
modality
data
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
CN201611078725.8A
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Chinese (zh)
Inventor
张晓坤
王旭初
王文超
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.)
BEIJING AEROSPACE AIWEI ELECTRONIC TECHNOLOGY Co Ltd
Beijing Institute of Computer Technology and Applications
Original Assignee
BEIJING AEROSPACE AIWEI ELECTRONIC TECHNOLOGY Co Ltd
Beijing Institute of Computer Technology and Applications
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.)
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Publication date
Application filed by BEIJING AEROSPACE AIWEI ELECTRONIC TECHNOLOGY Co Ltd, Beijing Institute of Computer Technology and Applications filed Critical BEIJING AEROSPACE AIWEI ELECTRONIC TECHNOLOGY Co Ltd
Priority to CN201611078725.8A priority Critical patent/CN106658107A/en
Publication of CN106658107A publication Critical patent/CN106658107A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H04N21/4104Peripherals receiving signals from specially adapted client devices
    • H04N21/4126The peripheral being portable, e.g. PDAs or mobile phones
    • 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
    • H04N21/4104Peripherals receiving signals from specially adapted client devices
    • H04N21/4122Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
    • 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
    • H04N21/43Processing 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
    • H04N21/431Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • 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
    • H04N21/43Processing 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
    • H04N21/44Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440263Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

The invention discloses a multi-path multi-mode image display method. The method includes acquiring multi-path images and storing the images in the buffer memory; performing pre-treatment on the obtained multi-path images; displaying the images subjected to pre-treatment according to multiple modes. The displaying step includes: when a full-screen display mode is selected, calculating the position of an image frame of the current time moment in the full screen and displaying the image on the display screen according to the position; when a multi-screen display mode is selected, determining the number of sub-screens and calculating positions of the sub-screens, reading images of the number identical to that of the sub-screens at inter-frame space from the first frame of image at the required time point and displaying the images on the sub-screens; and when a multi-path image display mode is selected, determining the number of sub-screens according to the number of paths of images required to be displayed, calculating the display positions of the sub-screens on the screen and displaying image frames at the same time point of different paths on the sub-screens of the screen.

Description

Multichannel multi-modality image display packing
Technical field
The present invention relates to technical field of image processing, more particularly to a kind of multichannel multi-modality image display packing.
Background technology
Multihead display card is the application requirement of the PC deeper for aiming at today and the high performance multi-screen card that designs.It makes One PC supports multiple stage VGA display, television set, the liquid crystal-spliced screens of BSV or DVI digital plane display, and it is to aim to work as Modern graph image application and design, various operational factors exploitation design, editor, control, many is particularly carried out under windows Media.
Existing multi-channel video display device, often display pattern is single, and not there is multiple paths of video images to analyze right The function of ratio.
The content of the invention
It is an object of the invention to provide a kind of Host Supervision System based on plug-in architecture, for solving above-mentioned existing skill The problem of art.
A kind of multichannel multi-modality image display packing of the present invention, wherein, including:Multiway images are obtained, and is stored in caching It is interior;Multiway images to obtaining carry out pretreatment;Pretreated image is shown according to various modes, including:It is elected Full screen display pattern is selected as, position of the two field picture at current time in the case of full of display screen is calculated, according to position, will Image shows on a display screen;It is elected to be selected as sub-screen display pattern, it is determined that the number of required split screen, according to the number of split screen, Each split screen location is calculated, from the beginning of first two field picture at required display moment, split screen is continuously read with frame period The image of number, is displayed in order on each split screen;It is elected to be selected as multiway images display pattern, according to the image of required display Circuit number determine needed for split screen number, the display location of each split screen on screen is calculated, by the synchronization of multiple circuits Two field picture be displayed in each split screen on screen.
One embodiment of multichannel multi-modality image display packing of the invention, wherein, it is elected to be selected as sub-screen and show Pattern, when carrying out image update every time, on the split screen by residing for the image of a later frame is displayed in the image of former frame.
One embodiment of multichannel multi-modality image display packing of the invention, wherein, in full screen display pattern, divide Screen display mode and multiway images display pattern, are calculated single image using image enhaucament, filtering, sharpening and pseudo-colourss Method is processed image.
One embodiment of multichannel multi-modality image display packing of the invention, wherein, pretreatment include image enhaucament, Filtering, sharpening and pseudo-colourss.
One embodiment of multichannel multi-modality image display packing of the invention, wherein, the image is ccd image or red Outer image.
One embodiment of multichannel multi-modality image display packing of the invention, wherein, also include:Read view data Data head, comprising all of information in data image inside in data head, by looking for rule to read data head data structure is stored in It is middle to use for subsequent treatment.
One embodiment of multichannel multi-modality image display packing of the invention, wherein, data image inside is all of Information includes:Data frame period, data bit and image size.
One embodiment of multichannel multi-modality image display packing of the invention, wherein, for ccd image and infrared figure Picture, using being quantified with 8bi, the gray scale of pixel is the numerical value between 0-255, each pixel is normalized and is led to again Cross factor coefficient original gray value to be transformed between 0-255.
Multichannel multi-modality image display packing of the present invention has been filled up in the market to the contrast of multiway images parallel parsing Blank, using video wall the impact of image visual effect is realized, is completed to image Three models and is regarded using image display system The Algorithm Analysis and contrast of frequency, using wireless device easily remotely control is realized, for enterprises and individuals a set of perfection is provided Graphical analyses solution.
Description of the drawings
Fig. 1 show the schematic diagram of multichannel multi-modality image display system of the present invention;
Fig. 2 show the flow chart of multichannel multi-modality image display packing of the present invention.
Specific embodiment
To make the purpose of the present invention, content and advantage clearer, with reference to the accompanying drawings and examples, to the present invention's Specific embodiment is described in further detail.
Fig. 1 show the schematic diagram of multichannel multi-modality image display system of the present invention, as shown in figure 1, multichannel of the present invention is more Mode image display system includes:1,6 miniDP-hdmi holding wires of video wall matrix, Multiple-shower card 2, graphics workstation 3, control device 6 and wireless routing 5.
As shown in figure 1, Multiple-shower card 2 is arranged on image processing workstations 3, utilize in image processing workstations 3 MiniDP-hdmi holding wires are connected video card 2 with video wall matrix 1, because video wall is larger, operates for convenience and observe, profit Network service is carried out with control device 6 (can be IPAD) and image processing workstations 3, the control of the image to video wall 1 is realized.
As shown in figure 1, video wall matrix 1 can adopt 6 65 cun of intelligent television, every TV resolution is 4K, electric 3*2 matrixes are designed as depending on wall, because the area of plane of 6 TVs is excessive, portable brandreth can be designed, brandreth is installed on electricity Dispose the body of wall of position to survey depending on wall, every TV is prevented into fixed in brandreth in embedded mode, and adjusted in the way of roller The angle and orientation of whole screen display, the effect that video wall is mainly used to carry out under the various patterns of image shows.
As shown in figure 1, Multiple-shower card 2 can be 6 for sapphire FirePro w600 split screens number, interface type is PCle, display output is 6 road mini DisplayPort outputs, and display memory is 2GB GDDRS, supports ultimate resolution 4096*2160 meets 4K high-definition image requirements.Graphics Processing Unit quantity is 512, a width of 64GB/sec of video memory band, video memory position A width of 128Bit, maximum power dissipation is 75W, supports the versions of OpenGL 1.2 to 4.2, supports the versions of Direct X 11.1.Type selecting should The reason for equipment, is mainly its satisfaction 1 and enters the 6 image input and output requirements for going out, and image can keep 4K high definition specifications, exploitation Multichannel multi-modality image display system have invoked the interface function of Direct X 11.1 in terms of image shows, can preferably support System requirements.
As shown in figure 1, simple object access protocol (Simple Object Access Protocol) exchange data A kind of protocol specification, be a kind of light weight, the simple, association based on XML (a subset under standard generalized markup language) View, it is designed to exchange structurized and solidification information on WEB.Using soap protocol and XML self defined interface I Realize it is cross-platform, across software control interact.
Soap message is substantially the one-way transmission from transmitting terminal to receiving terminal, but they usually combine execution and are similar to In the pattern of request/response.All of soap message is all encoded using XML.One soap message is exactly one and includes one The XML document of the wrapper of required SOAP, an optional SOAP header and a required SOAP bodies block.We are by IPAD On application program as client, multichannel multi-modality image software regards service end as, and service end constantly identifies that client sends Operational control require.The soap protocol interface definition of standard is write, is logged in, nullified, played, suspended, pattern switching, video Conversion, drags the call back functions such as progress bar.Which operation is client initiate, and which call back function is service end then enter, and is returning Parsing XML in letter of transfer number, software system performs corresponding operation if XML content is correct.In systems, XML tag refers to calculating Machine information symbol to understand, by this kind of labelling, can be processed comprising various information between computer.It can be used to Flag data, definition data type, are a kind of original language for allowing user to be defined the markup language of oneself.It is fitted very much Close web message transmission, there is provided unified method is describing and exchange the structural data independently of application program.
Fig. 2 show the flow chart of multichannel multi-modality image display packing of the present invention, as shown in Fig. 2 including:
CCD to be processed or infrared picture data are selected, the form of data is first according to, the data head of data, number is read According to comprising all of information in data image inside, such as data frame period, data bit, image size etc., system is by looking for rule in head Reading data head is stored in data structure and is used for subsequent treatment;
We are quantified as it 8 to the infrared image 12 of ccd image 14 by program, and image is gray-scale maps, adopt Quantified with 8bit (256 grades), it means that the gray scale (deep or light) of pixel is the numerical value between 0-255, to each pixel It is normalized and again original gray value is transformed between 0-255 by factor coefficient, this completes the quantization of image Work;
In order to strengthen the real effect of image, calling the image processing algorithm of OpenCV includes image enhaucament, and filtering is sharp Change, pseudo-colourss scheduling algorithm is processed image, reaches best image display effect.
Image processing workstations deployment multichannel multi-modality image process software comprising three kinds of Image Information Processing moulds Formula, pattern one is that whole video wall shows piece image for whole screen pattern, using algorithm for image enhancement, it is ensured that image detail is not lost Lose, allow observer preferably to catch picture material;Pattern two is frame contrastive pattern, when the frame period of image is selected under the pattern Between, and showing 24 sub-pictures successively in chronological order in units of it, manager can complete video image order under the pattern The contrast of time, preferably helps observer to catch saltus step information or specific information;Pattern three is multi-screen pattern, under the pattern most Six width video images can be shown more, and observer can from different perspectives, and different video source obtains image information, reaches to information Integrate, preferably help observer to carry out whole decision;
The concrete methods of realizing of Three models includes:
Pretreated image is read in in the form of frames caching;
It is elected to be selected as pattern one, position of the two field picture at current time in the case of full of display screen is calculated, read figure As information, and it is displayed in image periphery;
It is elected to be selected as pattern two, the two field picture shown needed for current time is positioned, read backward with frame period from the moment 24 sub-pictures, screen into 24 lattice, and according to the moment order of each two field picture, each lattice one two field picture of correspondence calculates 24 The position of individual lattice, each two field picture correspondence is included on screen;When needing to show subsequent time image, with the figure of later moment in time As substituting previous secondary image, and latter sub-picture is placed in the lattice of previous sub-picture;
For multichannel data, the multichannel data of synchronization is carried out, and calculates the position of 6 lattice, secondary by the six of synchronization Correspondence is placed in grid;Subsequent time substitutes six sub-pictures simultaneously;
Corresponding image enhaucament can be carried out to single image during display, is filtered, be sharpened, pseudo-colourss scheduling algorithm Process process is carried out to image;The image specified is recalled from internal memory, and calls image algorithm to be processed, be stored back to afterwards interior Deposit.
By the process to image and the paired observation of image various modes, operator can record the figure of its care The time range processed as the concrete condition and subsequent analysis of information and target, are controlled by the client of IPAD, to figure Browse as carrying out quick broadcasting, reaffirm whether information is correct, being then switched to corresponding image model if desired for adjustment is carried out Observation.
Because raw data file is CCD or infrared image, need to convert the image into video for convenience of observation, utilize The video conversion interface of FFPEG, converts the image into video derivation.
Multichannel multi-modality image display packing of the present invention has been filled up in the market to the contrast of multiway images parallel parsing Blank, using video wall the impact of image visual effect is realized, is completed to image Three models and is regarded using image display system The Algorithm Analysis and contrast of frequency, using wireless device easily remotely control is realized, for enterprises and individuals a set of perfection is provided Graphical analyses solution.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, on the premise of without departing from the technology of the present invention principle, some improvement and deformation can also be made, these improve and deform Also should be regarded as protection scope of the present invention.

Claims (9)

1. a kind of multichannel multi-modality image display packing, it is characterised in that include:
Obtain multiway images;
Multiway images to obtaining carry out pretreatment;
Pretreated image is shown according to various modes, including:
It is elected to be selected as full screen display pattern, calculate position of the two field picture at current time in the case of full of display screen, root According to position, image is shown on a display screen;
It is elected to be selected as sub-screen display pattern, it is determined that the number of required split screen, according to the number of split screen, calculates residing for each split screen Position, from it is required display the moment the first two field picture from the beginning of, the image of the number of split screen is continuously read with frame period, according to suitable Sequence is displayed on each split screen;
It is elected to be selected as multiway images display pattern, the number of split screen, meter according to needed for the circuit number of the image of required display determines Display location of each split screen on screen is calculated, the two field picture of the synchronization of multiple circuits is included each split screen on screen.
2. multichannel multi-modality image display packing as claimed in claim 1, it is characterised in that the elected sub-screen that is selected as shows mould Formula, when carrying out image update every time, on the split screen by residing for the image of a later frame is displayed in the image of former frame.
3. multichannel multi-modality image display packing as claimed in claim 1, it is characterised in that full screen display pattern, point Screen display mode and multiway images display pattern, are calculated single image using image enhaucament, filtering, sharpening and pseudo-colourss Method is processed image.
4. multichannel multi-modality image display packing as claimed in claim 1, it is characterised in that pretreatment include image enhaucament, Filtering, sharpening and pseudo-colourss.
5. multichannel multi-modality image display packing as claimed in claim 1, it is characterised in that the image is ccd image or red Outer image.
6. multichannel multi-modality image display packing as claimed in claim 1, it is characterised in that also include:Read view data Data head, comprising all of information in data image inside in data head, by looking for rule to read data head data structure is stored in It is middle to use for subsequent treatment.
7. multichannel multi-modality image display packing as claimed in claim 6, it is characterised in that all of letter in data image inside Breath includes:Data frame period, data bit and image size.
8. multichannel multi-modality image display packing as claimed in claim 5, it is characterised in that for ccd image and infrared figure Picture, using being quantified with 8bi, the gray scale of pixel is the numerical value between 0-255, each pixel is normalized and is led to again Cross factor coefficient original gray value to be transformed between 0-255.
9. multichannel multi-modality image display packing as claimed in claim 1, it is characterised in that in each two field picture week for showing Side, the information of display image.
CN201611078725.8A 2016-11-29 2016-11-29 Multi-path multi-mode image display method Pending CN106658107A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108108418A (en) * 2017-12-14 2018-06-01 北京小米移动软件有限公司 Picture management method, device and storage medium
CN109168070A (en) * 2018-09-18 2019-01-08 视联动力信息技术股份有限公司 Image display method and device
CN110475151A (en) * 2019-09-11 2019-11-19 中影巴可(北京)电子有限公司 The film playback method of digital film projector system
US11456013B2 (en) 2018-11-27 2022-09-27 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Video decoding control method, electronic device, and storage medium

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102186038A (en) * 2011-05-17 2011-09-14 浪潮(山东)电子信息有限公司 Method for synchronously playing multi-viewing-angle pictures on digital television screen
CN202033739U (en) * 2011-03-23 2011-11-09 上海申铁信息工程有限公司 Large-screen display system for safe production command center
CN103853512A (en) * 2012-12-03 2014-06-11 联想(北京)有限公司 Method for realizing split screen and electronic equipment
CN104168515A (en) * 2014-08-21 2014-11-26 三星电子(中国)研发中心 Intelligent television terminal and screen control method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202033739U (en) * 2011-03-23 2011-11-09 上海申铁信息工程有限公司 Large-screen display system for safe production command center
CN102186038A (en) * 2011-05-17 2011-09-14 浪潮(山东)电子信息有限公司 Method for synchronously playing multi-viewing-angle pictures on digital television screen
CN103853512A (en) * 2012-12-03 2014-06-11 联想(北京)有限公司 Method for realizing split screen and electronic equipment
CN104168515A (en) * 2014-08-21 2014-11-26 三星电子(中国)研发中心 Intelligent television terminal and screen control method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108108418A (en) * 2017-12-14 2018-06-01 北京小米移动软件有限公司 Picture management method, device and storage medium
CN109168070A (en) * 2018-09-18 2019-01-08 视联动力信息技术股份有限公司 Image display method and device
US11456013B2 (en) 2018-11-27 2022-09-27 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Video decoding control method, electronic device, and storage medium
CN110475151A (en) * 2019-09-11 2019-11-19 中影巴可(北京)电子有限公司 The film playback method of digital film projector system

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Application publication date: 20170510