CN108965643A - A method of it is shown using multiple 4K realizing televisions not less than 12K ultra high-definition - Google Patents
A method of it is shown using multiple 4K realizing televisions not less than 12K ultra high-definition Download PDFInfo
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- CN108965643A CN108965643A CN201810771290.8A CN201810771290A CN108965643A CN 108965643 A CN108965643 A CN 108965643A CN 201810771290 A CN201810771290 A CN 201810771290A CN 108965643 A CN108965643 A CN 108965643A
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- ultra high
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
- G06F3/1446—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
Abstract
It is not less than the method that 12K ultra high-definition is shown using multiple 4K realizing televisions the invention discloses a kind of, synchronous control technique and device are played by multichannel, n 4K video file is played simultaneously, each file is the different component parts of n*4K video, the clarity of the picture of final output is very fine, whole resolution reaches n*4K, generally as n=3, reach the resolution ratio of 12K, as n > 3, resolution ratio can be higher, the impression on the spot in person to people of fine picture, it is low that the present invention solves multihead display video resolution existing in the prior art, it is poor to experience, problem at high cost.
Description
Technical field
The invention belongs to ultra high-definition video display technology fields, and in particular to a kind of to be not less than using multiple 4K realizing televisions
The method that 12K ultra high-definition is shown.
Background technique
Traditional multihead display generally uses lattice Control, using the display screen of multiple 1080p, passes through certain technology
It fits together, the picture integrally shown only has the resolution ratio of n*1080, or even the whole resolution ratio for there was only 1080p, viewer
Impression it is quite coarse, and multi-screen system device price itself is more expensive.In short, traditional multihead display has video resolution
It is low, experience poor, at high cost disadvantage.
Summary of the invention
It is not less than the method that 12K ultra high-definition is shown, solution using multiple 4K realizing televisions the object of the present invention is to provide a kind of
The problem that multihead display video resolution existing in the prior art of having determined is low, impression is poor, at high cost.
The technical scheme adopted by the invention is that a kind of be not less than what 12K ultra high-definition was shown using multiple 4K realizing televisions
Method is specifically implemented according to the following steps:
Step 1, video source piecemeal cut spare；
Step 2, each piecemeal video for cutting step 1 are by being multiplexed into video playing processing unit, by controlling
Device processed determines the specific video file and its starting point of each piecemeal video, and controls each video playing processing unit and be played simultaneously
The 4K video file of respective part；
Step 3, each video playing processing unit by HDMI interface connect a 4K television set simultaneous display, common group
At the display matrix of one group of display n*4K resolution picture.
The features of the present invention also characterized in that
Step 1 is specifically implemented according to the following steps:
Step 1.1 shoots n 6K video text according to the shooting angle of preparatory arrangement setting using n apparatus for making a video recording simultaneously
Part has certain alternate covering between each apparatus for making a video recording visual field, is spliced when facilitating subsequent processing, wherein n >=3；
After the completion of step 1.2, shooting, video image processing software connecing n 6K video file in step 1.1 is used
Cutting splicing is carried out at seam, the part picture of alternate covering when by rationally cutting shooting, so that each video file is being shot
Edge is seamless spliced at the complete picture of a width；
Step 1.3 cuts out that n is independent to be greater than 4K, be less than 6K video file from stitching portion, and the video file is turned
It is changed to 4K video file, the video source of each component part as subsequent one complete video is stored in video file storage
In medium, as n=3, it is accomplished that 12K ultra high-definition plays.
Video file storage medium in step 1.3 saves the corresponding portion being cut into from the video file of n*4K resolution ratio
The 4K video file divided, using USB, PCIE or the hard disk or other storage mediums of SATA interface.
Step 2 is specifically implemented according to the following steps:
Step 2.1, user select video file source, play starting point and broadcasting speed, send to play to controller and ask
It asks；
The controller that step 2.2, multiple television synchronous play, the video text that interactive operation Unit selection is passed through according to user
Part source, the selection for playing starting point and broadcasting speed send control command to each video playing processing unit, and control video is broadcast
It puts processing unit to select corresponding video file and play starting point, and in playing process, according to broadcasting for user's real-time selection
Speed is put, the real-time progress msg and velocity information of file broadcasting is regularly sent, each playback process unit is played simultaneously respectively
Video file, making the image finally combined is the complete image of a width, video playing stop when, controller obtain video broadcast
Unit final position information is put, and is recorded, in case next time can reselect；
Video playing processing unit in step 2, using the ARM chip with GPU, for handle 4K video file reading,
Processing and broadcasting, the video file source information issued according to controller play origin information and initial broadcasting speed information,
Selection reads designated file or live signal source interface from video file storage medium and reads video file, from corresponding
Starting point video image is sent to by 4K television for play by HDMI interface according to initial play speed, and in playing process
In, the real-time progress and broadcasting speed information of the transmission of timing receipt controller control the speed of video playing, to guarantee more electricity
Depending on the picture synchronization played, after user terminates video playing, current halt information is sent to control by video playback unit
Device processed, to save.
Interactive operation unit in step 2, for and user interaction, for user select video playing file, play starting point and
Broadcasting speed setting, and corresponding information is sent to controller.
Video file source includes the video file being stored in video file storage medium and comes from external defeated in step 2.2
The video signal source entered, but must be each component part of whole picture complete picture.
It is connected between controller and video playing processing unit by bus in step 2, bus selection I2C bus, SPI are total
Any one form in line, CAN bus, or the privately owned bus by GPIO connection.
The invention has the advantages that being not less than the method that 12K ultra high-definition is shown using multiple 4K realizing televisions, by more
Road plays synchronous control technique and device, while playing n 4K video file, and each file is the different composition portions of n*4K video
Point, the clarity of the picture of final output it is very fine, whole resolution reaches n*4K, generally as n=3, reaches point of 12K
Resolution, as n > 3, resolution ratio can be higher, the impression on the spot in person to people of fine picture；Simultaneously because 4K ultra high-definition TV valence
Lattice are just in rapid decrease, and the control device used in the present invention that is played simultaneously is based on ARM hardware platform, and cost also compares
Low, so the cost of entire solution is very low, but the resolution ratio that shows of multi-screen combination is considerably beyond traditional multihead display.
Specific embodiment
The present invention is described in detail With reference to embodiment.
The present invention is a kind of to be not less than the method that 12K ultra high-definition is shown using multiple 4K realizing televisions, specifically according to following step
It is rapid to implement:
Step 1, the cutting of video source piecemeal are spare, are specifically implemented according to the following steps:
Step 1.1 shoots n 6K video text according to the shooting angle of preparatory arrangement setting using n apparatus for making a video recording simultaneously
Part has certain alternate covering between each apparatus for making a video recording visual field, is spliced when facilitating subsequent processing, wherein n >=3；
After the completion of step 1.2, shooting, video image processing software connecing n 6K video file in step 1.1 is used
Cutting splicing is carried out at seam, the part picture of alternate covering when by rationally cutting shooting, so that each video file is being shot
Edge is seamless spliced at the complete picture of a width；
Step 1.3 cuts out that n is independent to be greater than 4K, be less than 6K video file from stitching portion, and the video file is turned
It is changed to 4K video file, the video source of each component part as subsequent one complete video is stored in video file storage
In medium, as n=3, it is accomplished that 12K ultra high-definition plays.
Video file storage medium in step 1.3 saves the corresponding portion being cut into from the video file of n*4K resolution ratio
The 4K video file divided, using USB, PCIE or the hard disk or other storage mediums of SATA interface；
Step 2, each piecemeal video for cutting step 1 are by being multiplexed into video playing processing unit, by controlling
Device processed determines the specific video file and its starting point of each piecemeal video, and controls each video playing processing unit and be played simultaneously
The 4K video file of respective part, is specifically implemented according to the following steps:
Step 2.1, user select video file source, play starting point and broadcasting speed, send to play to controller and ask
It asks；
The controller that step 2.2, multiple television synchronous play, the video text that interactive operation Unit selection is passed through according to user
Part source, the selection for playing starting point and broadcasting speed send control command to each video playing processing unit, and control video is broadcast
It puts processing unit to select corresponding video file and play starting point, and in playing process, according to broadcasting for user's real-time selection
Speed is put, the real-time progress msg and velocity information of file broadcasting is regularly sent, each playback process unit is played simultaneously respectively
Video file, making the image finally combined is the complete image of a width, video playing stop when, controller obtain video broadcast
Unit final position information is put, and is recorded, in case next time can reselect；
Video playing processing unit in step 2, using the ARM chip with GPU, for handle 4K video file reading,
Processing and broadcasting, the video file source information issued according to controller play origin information and initial broadcasting speed information,
Selection reads designated file or live signal source interface from video file storage medium and reads video file, from corresponding
Starting point video image is sent to by 4K television for play by HDMI interface according to initial play speed, and in playing process
In, the real-time progress and broadcasting speed information of the transmission of timing receipt controller control the speed of video playing, to guarantee more electricity
Depending on the picture synchronization played, after user terminates video playing, current halt information is sent to control by video playback unit
Device processed, to save；
Interactive operation unit in step 2, for and user interaction, for user select video playing file, play starting point and
Broadcasting speed setting, and corresponding information is sent to controller；
Video file source includes the video file being stored in video file storage medium and comes from external defeated in step 2.2
The video signal source entered, but must be each component part of whole picture complete picture；
It is connected between controller and video playing processing unit by bus in step 2, bus selection I2C bus, SPI are total
Any one form in line, CAN bus, or the privately owned bus by GPIO connection；
Step 3, each video playing processing unit by HDMI interface connect a 4K television set simultaneous display, common group
At the display matrix of one group of display n*4K resolution picture.
The present invention is not less than the method that 12K ultra high-definition is shown, in playing process, controller using multiple 4K realizing televisions
Play time is calculated according to the timer of itself, and combines the starting point (time value or frame number) of video file, timing (such as 10
Second) image that calculates the specific time or frame number that should currently be played to, information broadcast is issued, is moved in circles, simultaneously
The user for monitoring the transmission of interaction process unit selects the information change of speed, by velocity information and play position information (time value
Or frame number) together broadcast issue, realize n video file broadcasting synchronization and speeds match function；Each video playing processing
The interface of unit monitors and main control unit, regular (such as 10 seconds) read video location information that main control unit issues (time value or
Frame number), timing correct current video file play position and speed, guarantee n 4K televise video file composition one width
Complete image, the broadcasting speed information that each video playing processing unit is issued according to master control borad, synchronous adjustment video playing it is fast
Slowly, the video speed for guaranteeing that n 4K televises is consistent；After user stops playing, one of video processing unit will work as
The location information (time value or frame number) that preceding video file stops is sent to controller by connecting bus, saves, in case
Next user chooses whether to continue to continue to play from this suspension place.
The present invention is not less than in the method that 12K ultra high-definition is shown using multiple 4K realizing televisions, and selection has HDMI interface
Common 4K ultra high-definition TV, form the display unit of n*4K, n can be 2 or more, but more be since 3,
That is, display unit resolution ratio is generally since 12K.
The present invention is not less than the method that 12K ultra high-definition is shown, 4K TV currently on the market using multiple 4K realizing televisions
Price just uses arm processor in rapid downward regulation, controller and video playback unit, and price is also relatively low, such whole system
Cost is relatively low, but can be convenient to obtain the high-resolution display matrix more than 12K resolution ratio, visual effect shock.Meanwhile
Flexible organization can be needed from 2,3 to tens, up to a hundred according to display.The selection of video screen size is also unusual
Flexibly, the effect being played simultaneously is not influenced, to consumer with flexible and convenient low cost, the ultra high-definition video playing of high performance-price ratio
Solution.This scheme be very easy to expand to using the super ultra high-definition TV composition n*8K of n 8K super-resolution it is aobvious
Show matrix, certainly, the price of 8K TV is still more expensive at present, but will soon lower, to provide a kind of super
Fine display picture.
Claims (8)
1. a kind of be not less than the method that 12K ultra high-definition is shown using multiple 4K realizing televisions, which is characterized in that specifically according to following
Step is implemented:
Step 1, video source piecemeal cut spare；
Step 2, each piecemeal video for cutting step 1 are by being multiplexed into video playing processing unit, by controller
It determines the specific video file and its starting point of each piecemeal video, and controls each video playing processing unit and be played simultaneously respectively
Partial 4K video file；
Step 3, each video playing processing unit connect a 4K television set simultaneous display by HDMI interface, collectively constitute one
The display matrix of group display n*4K resolution picture.
2. a kind of it is not less than the method that show of 12K ultra high-definition, spy using multiple 4K realizing televisions according to claim 1
Sign is that the step 1 is specifically implemented according to the following steps:
Step 1.1 shoots n 6K video file simultaneously according to the shooting angle of preparatory arrangement setting using n apparatus for making a video recording, respectively
There is certain alternate covering between a apparatus for making a video recording visual field, is spliced when facilitating subsequent processing, wherein n >=3；
After the completion of step 1.2, shooting, using video image processing software the seam crossing of n 6K video file in step 1.1
Cutting splicing is carried out, the part picture of alternate covering when by rationally cutting shooting, so that each video file is at shooting edge
Locate seamless spliced at the complete picture of a width；
Step 1.3 cuts out that n is independent to be greater than 4K, be less than 6K video file from stitching portion, and the video file is converted to
4K video file, the video source of each component part as subsequent one complete video, is stored in video file storage medium
In, as n=3, it is accomplished that 12K ultra high-definition plays.
3. a kind of it is not less than the method that show of 12K ultra high-definition, spy using multiple 4K realizing televisions according to claim 2
Sign is that video file storage medium in the step 1.3, preservation is cut into corresponding from the video file of n*4K resolution ratio
Partial 4K video file, using USB, PCIE or the hard disk or other storage mediums of SATA interface.
4. a kind of it is not less than the method that show of 12K ultra high-definition, spy using multiple 4K realizing televisions according to claim 2
Sign is that the step 2 is specifically implemented according to the following steps:
Step 2.1, user select video file source, play starting point and broadcasting speed, send playing request to controller；
The controller that step 2.2, multiple television synchronous play, passes through the video file of interactive operation Unit selection according to user
Source, the selection for playing starting point and broadcasting speed send control command to each video playing processing unit, control video playing
Processing unit selects corresponding video file and plays starting point, and in playing process, according to the broadcasting of user's real-time selection
Speed regularly sends the real-time progress msg and velocity information of file broadcasting, each playback process unit is played simultaneously respective
Video file, making the image finally combined is the complete image of a width, and when video playing stops, controller obtains video playing
Unit final position information, and recorded, in case next time can reselect.
5. a kind of it is not less than the method that show of 12K ultra high-definition, spy using multiple 4K realizing televisions according to claim 4
Sign is, video playing processing unit in the step 2, using the ARM chip with GPU, for handling the reading of 4K video file
It takes, handle and plays, video file source information, broadcasting origin information and the initial broadcasting speed letter issued according to controller
Breath, designated file is read in selection from video file storage medium or live signal source interface reads video file, from
Video image is sent to 4K television for play by HDMI interface according to initial play speed by corresponding starting point, and is being played
In the process, the real-time progress and broadcasting speed information of timing receipt controller transmission, controls the speed of video playing, more to guarantee
The picture synchronization that platform is televised, after user terminates video playing, video playback unit sends current halt information
To controller, to save.
6. a kind of it is not less than the method that show of 12K ultra high-definition, spy using multiple 4K realizing televisions according to claim 4
Sign is that interactive operation unit in the step 2 selects video playing file for user, plays starting point for interactive with user
It is arranged with broadcasting speed, and corresponding information is sent to controller.
7. a kind of it is not less than the method that show of 12K ultra high-definition, spy using multiple 4K realizing televisions according to claim 4
Sign is that video file source includes the video file being stored in video file storage medium and comes from outer in the step 2.2
The video signal source of portion's input, but must be each component part of whole picture complete picture.
8. a kind of it is not less than the method that show of 12K ultra high-definition, spy using multiple 4K realizing televisions according to claim 4
Sign is, is connected between controller and video playing processing unit by bus in the step 2, bus selection I2C bus,
Any one form in spi bus, CAN bus, or the privately owned bus by GPIO connection.
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| CN201810771290.8A CN108965643B (en) | 2018-07-13 | 2018-07-13 | Method for realizing ultra-high definition display not lower than 12K by utilizing multiple 4K televisions |
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