CN111385492A - Video partition display method and device - Google Patents
Video partition display method and device Download PDFInfo
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- CN111385492A CN111385492A CN202010179075.6A CN202010179075A CN111385492A CN 111385492 A CN111385492 A CN 111385492A CN 202010179075 A CN202010179075 A CN 202010179075A CN 111385492 A CN111385492 A CN 111385492A
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- video signal
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- 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
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- 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
- H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention relates to a method and a device for displaying a video in a partition mode, which comprises the following steps: s1, outputting a video signal by the media player; s2, the distribution chip distributes the video signals output in the step S1 according to the number of the display terminals and inputs the distributed video signals to the corresponding display terminals; and S3, each display terminal receives the video signal of the step S2 and then processes the video signal, and after the processing is finished, the video signal is displayed. The invention has the advantages that: the distribution chip is connected with the display terminals, and the display surface terminals are connected in series, so that a splicing processor is omitted, parts are reduced, and the display effect is improved.
Description
Technical Field
The invention relates to a video partition display method and a device thereof, belonging to the field of displays.
Background
Traditional tiled display adopts parallelly connected mode, by broadcast box output signal, carries out the split screen through the tiled processor and handles the transmission to each display panel demonstration, and its drawback that exists is: because every display relies on the concatenation treater and parallelly connected the setting, when the concatenation treater breaks down, just cause all displays can not normally work to because parallelly connected the setting, the wire rod that uses is more, and the construction degree of difficulty is big, also does not do benefit to and broadcasts box long distance's communication and installation with the media, consequently, current structural design is unreasonable, has certain trouble hidden danger.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a video partition display method and a device thereof, and the technical scheme of the invention is as follows:
a method of video zone display comprising the steps of:
s1, outputting a video signal by the media player;
s2, the distribution chip distributes the video signals output in the step S1 according to the number of the display terminals and inputs the distributed video signals to the corresponding display terminals;
and S3, each display terminal receives the video signal of the step S2 and then processes the video signal, and after the processing is finished, the video signal is displayed.
The step S3 specifically includes: the video signal is output to the multimedia processor through the multimedia interface, the central processing unit controls the multimedia processor to carry out data processing on the received video signal, and the central processing unit controls the synchronous dynamic random access memory to carry out caching and video interception on the video signal received by the multimedia processor; and outputting the video signal subjected to video interception processing to a scaler, and outputting the video signal to a display panel by the scaler in a matching manner.
And outputting the video signal subjected to video interception and caching to a scaler, and outputting the video signal to a display panel for display after the video signal is scaled by the scaler.
A video frequency partition display device includes media player and distribution chip, the output end of the media player is connected with the input end of the distribution chip, the output end of the distribution chip is several, and is connected with a display terminal, each display terminal includes a mainboard and a display panel, the mainboard is integrated with a central processor, a multimedia processor, a synchronous dynamic random access memory and a scaler, the multimedia interface of the multimedia processor is connected with one of the output ends of the distribution chip, the output end of the multimedia processor is connected with the central processor and the synchronous dynamic random access memory, the output end of the synchronous dynamic random access memory and the output end of the central processor are connected with the scaler, and the output end of the scaler is output to the driving interface of the display panel. .
And a display screen driving interface is integrated in the display panel, and the scaler is connected with the driving interface of the display panel.
The main chip model of the main board is a semiconductor T960 or a semiconductor T966.
The type of the distribution chip is Longxun semiconductor LT 86102.
The invention has the advantages that: a plurality of display screens (display terminals) are connected through the distribution chip, the display screens are connected in a series connection mode, a splicing processor is omitted, parts are reduced, the cost is reduced, the splicing difficulty is simplified, one line can be connected with the display screens in series, and the use of wires is reduced.
Drawings
Fig. 1 is a schematic view of the main structure of the present invention.
Detailed Description
The invention will be further described with reference to specific embodiments, and the advantages and features of the invention will become apparent as the description proceeds. These examples are illustrative only and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications may be made without departing from the spirit and scope of the invention.
Referring to fig. 1, the present invention relates to a method for displaying video partitions, comprising the following steps:
s1, outputting the video signal by the media player 2;
s2, the distribution chip 3 distributes the video signals output in the step S1 according to the number of the display terminals and inputs the distributed video signals to the corresponding display terminals;
and S3, each display terminal receives the video signal of the step S2 and then processes the video signal, and after the processing is finished, the video signal is displayed.
The step S3 specifically includes: the video signal is output to the multimedia processor through the multimedia interface, the central processing unit controls the multimedia processor to carry out data processing on the received video signal, and the central processing unit controls the synchronous dynamic random access memory to carry out caching and video interception on the video signal received by the multimedia processor; and outputting the video signal subjected to video interception processing to a scaler, and outputting the video signal to a display panel by the scaler in a matching manner.
And outputting the video signal subjected to video interception and caching to a scaler, and outputting the video signal to a display panel for display after the video signal is scaled by the scaler.
The invention also relates to a video subarea display device, which comprises a media player 2 and an allocation chip 3, wherein the output end of the media player 2 is connected with the input end of the allocation chip 3, the output ends of the distribution chip 3 are several and are respectively connected with a display terminal, each display terminal comprises a mainboard 8, a central processing unit 5, a multimedia processor 4, a synchronous dynamic random access memory 7, a scaler and a display panel, a central processing unit 5 and a synchronous dynamic random access memory 7 are integrated on the main board 8, a multimedia interface of the multimedia processor 4 is connected to one output end of the distribution chip 3, the output end of the multimedia processor 4 is connected to the central processing unit 5, the output ends of the synchronous dynamic random access memory 7 and the central processing unit 5 are connected to the scaler, and the output end of the scaler is output to the display panel interface of the display panel (LCD panel 1).
And a display screen driving interface is integrated in the display panel (LCD panel), and the scaler is connected with the driving interface of the display screen.
The main chip of the main board is a semiconductor T960 or a semiconductor T966; or other main chip mainboard with integrated distributed chip function.
The type of the distribution chip is Longxun semiconductor LT 86102.
According to the invention, the distribution chip is connected with the plurality of display terminals (display screens), the display terminals (display screens) are connected in series, a splicing processor is removed, parts are reduced, the cost is reduced, the splicing difficulty is simplified, one wire can be connected with the plurality of display screens in series, and the use of wires is reduced.
Claims (7)
1. A method for video partition display, comprising the steps of:
s1, outputting a video signal by the media player;
s2, the distribution chip distributes the video signals output in the step S1 according to the number of the display terminals and inputs the distributed video signals to the corresponding display terminals;
and S3, each display terminal receives the video signal of the step S2 and then processes the video signal, and after the processing is finished, the video signal is displayed.
2. The method for displaying video in a partitioned manner according to claim 1, wherein the step S3 specifically comprises: the video signal is output to the multimedia processor through the multimedia interface, the central processing unit controls the multimedia processor to carry out data processing on the received video signal, and the central processing unit controls the synchronous dynamic random access memory to carry out caching and video interception on the video signal received by the multimedia processor; and outputting the video signal subjected to video interception processing to a scaler, and outputting the video signal to a display panel by the scaler in a matching manner.
3. The method of claim 2, wherein the video signal after the video clipping and buffering process is output to a scaler, and the scaled video signal is output to a display panel for display.
4. A video partition display device is characterized by comprising a media player and a distribution chip, wherein the output end of the media player is connected with the input end of the distribution chip, the output ends of the distribution chip are a plurality of and are respectively connected with a display terminal, each display terminal comprises a mainboard and a display panel, a central processing unit, a multimedia processor, a synchronous dynamic random access memory and a scaler are integrated on the mainboard, a multimedia interface of the multimedia processor is connected with one of the output ends of the distribution chip, the output end of the multimedia processor is connected with the central processing unit and the synchronous dynamic random access memory, the output end of the synchronous dynamic random access memory and the output end of the central processing unit are connected with the scaler, and the output end of the scaler is output to a driving interface of the display panel.
5. The apparatus as claimed in claim 4, wherein the display panel is integrated with a display driving interface, and the scaler is connected to the display driving interface.
6. The device of claim 1, wherein the main board main chip type is a semiconductor T960 or T966.
7. The apparatus of claim 1 wherein said distribution chip is of the type dragon semiconductor LT 86102.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010179075.6A CN111385492A (en) | 2020-03-15 | 2020-03-15 | Video partition display method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010179075.6A CN111385492A (en) | 2020-03-15 | 2020-03-15 | Video partition display method and device |
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| CN111385492A true CN111385492A (en) | 2020-07-07 |
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| CN202010179075.6A Pending CN111385492A (en) | 2020-03-15 | 2020-03-15 | Video partition display method and device |
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Application publication date: 20200707 |
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