CN208489932U

CN208489932U - A kind of splicing apparatus based on FPGA image procossing

Info

Publication number: CN208489932U
Application number: CN201820838459.2U
Authority: CN
Inventors: 李祥宇; 韩爱丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-31
Filing date: 2018-05-31
Publication date: 2019-02-12
Anticipated expiration: 2028-05-31

Abstract

The utility model discloses a kind of splicing apparatus based on FPGA image procossing, belong to and field of communication technology, it include: information acquisition unit, FPGA module, splicing unit and display unit, wherein: the information acquisition unit connects FPGA module, the FPGA module connects splicing unit, the FPGA module also connects clock signal unit simultaneously, the clock signal unit connects splicing unit, the splicing unit connects display unit, the display unit is also connected with control module, control module connects temperature sense module, humidity inductive module, alarm module and charging module.The utility model FPGA video frequency processing chip carries out processing dynamic video stream, increase synchronizing clock signals, guarantee that the corresponding video clock of each individually video processor processing synchronizes and avoids inconsistent phenomenon, viewer can visually feel comfortable, and have the characteristics that registration accuracy height, strong real-time, stability are good.

Description

A kind of splicing apparatus based on FPGA image procossing

Technical field

The utility model, which belongs to, is related to field of communication technology, specifically a kind of splicing dress based on FPGA image procossing It sets.

Background technique

Large-screen splicing refers to the technology that multiple monitors are constituted to large screen display system using image controller combination. Large screen display system is generally used for the over-large screen display system an of picture and the windows display of multiple pictures, extensively at present It is general to apply to all trades and professions such as government department, radio and television, control and command center, public place of entertainment.In order to realize this purpose, The equipment using referred to as splicer is needed, splicer is formed by two parts are output and input, the display in need of input connection institute Image signal source, output connection each piece of LCD display screen.Main of splicer needs image to be shown to synthesize, after processing, It is output on LCD display screen.Having a core function in splicer is exactly data synchronizing function, because of the picture signal of input Source frequency is all different, and picture signal only one frequency exported, this just must be needing while show multiple inputs Image, carry out the conversion of display frequency, be just able to achieve finally by the function of the same rate-adaptive pacemaker.Because of the letter handled simultaneously Number source quantity is easy the capacity limit by central processing unit and memory, it is achieved that usually cannot be guaranteed to scheme when this function The integrality and accuracy of picture；In addition, traditional video has slightly inconsistent phenomenon in cross screen playing, not coherent enough, viewing Person can visually feel uncomfortable；Sometimes it is the serious problem of comparison that the image display of combination is abnormal, and the reason of lead to the problem of this, Other than technical reason, the system environments for being largely because combination receives abnormal change, such as temperature, humidity Interference etc..

Utility model content

In order to solve above-mentioned deficiency in the prior art, the purpose of this utility model is to provide one kind to be based on FPGA image The splicing apparatus of processing, FPGA video frequency processing chip carry out processing dynamic video stream, increase synchronizing clock signals, guarantee each list Only corresponding video clock of video processor processing, which synchronizes, avoids inconsistent phenomenon, and viewer can visually feel comfortable, and have The good feature of registration accuracy height, strong real-time, stability.

The utility model solves technical solution used by its technical problem are as follows:

The present invention provides a kind of splicing apparatus based on FPGA image procossing, comprising: information acquisition unit, FPGA mould Block, splicing unit and display unit, in which: the information acquisition unit connects FPGA module, the FPGA module connection Splicing unit, the FPGA module also connect clock signal unit simultaneously, and the clock signal unit connects splicing Unit, the splicing unit connect display unit, and the display unit is also connected with control module, and control module connects temperature Induction module, humidity inductive module, alarm module and charging module.

It is further preferred that the FPGA module is FPGA video frequency processing chip.

It is further preferred that the FPGA module is also connected with memory module, the memory size of FPGA module is smaller, therefore needs Want plug-in memory module.

It is further preferred that the memory module is extension DDR memory,

It is further preferred that the splicing unit includes multiple video processors, two adjacent video processor it Between be connected with each other, the corresponding clock signal unit of each video processor, FPGA module is each of into splicing unit Video processor issues audio video synchronization clock signal, and it is synchronous to guarantee that each individually video processor handles corresponding video clock Avoid inconsistent phenomenon.

It is further preferred that the display unit includes multiple display modules, each display module and video processor phase It is corresponding.

Compared with prior art, the utility model has the following beneficial effects:

1, the splicing apparatus provided by the utility model based on FPGA image procossing, FPGA video frequency processing chip are handled Dynamic video stream has the characteristics that registration accuracy height, strong real-time, stability are good.

2, the splicing apparatus provided by the utility model based on FPGA image procossing, FPGA video frequency processing chip is to each spelling Order member issues audio video synchronization clock signal, guarantees that the corresponding video clock of each individually video processor processing synchronizes and avoids Inconsistent phenomenon, viewer can visually feel comfortable.

3, the splicing apparatus provided by the utility model based on FPGA image procossing, control module connect temperature sense mould Block, humidity inductive module, alarm module, the system environments of combination receive abnormal change can by temperature sense module, Humidity inductive module transfers information to control module and alarms through alarm module, and advance notice avoids when in use Image display is abnormal.

4, the splicing apparatus provided by the utility model based on FPGA image procossing, FPGA module are also connected with memory module, The memory size of FPGA module is expanded, the video flowing of bigger memory can be stored and handle.

Detailed description of the invention

By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other Feature, objects and advantages will become more apparent upon:

Fig. 1 is the structural schematic diagram of the utility model one embodiment.

In figure: 1 is information acquisition unit, and 2 be FPGA module, and 3 be clock signal unit, and 4 be splicing unit, and 5 are Video processor, 6 be display unit, and 7 be display module, and 8 be control module, and 9 be charging module, and 10 be temperature sense module, 11 be humidity inductive module, and 12 be alarm module, and 13 be memory module.

Specific embodiment

The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining relevant utility model, rather than the restriction to the utility model.It further needs exist for illustrating , part relevant to utility model is illustrated only for ease of description, in attached drawing.

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

As shown in Figure 1, one embodiment of the utility model provides a kind of spelling based on FPGA image procossing Connection device, comprising: information acquisition unit 1, FPGA module 2, splicing unit 4 and display unit 6, in which: the information is adopted Collect unit 1 and connect FPGA module 2, the FPGA module 2 connects splicing unit 4, when the FPGA module 2 is gone back while being connected Clock signal element 3, the clock signal unit 3 connect splicing unit 4, and the splicing unit 4 connects display unit 6, the display unit 6 is also connected with control module 8, and control module 8 connects temperature sense module 10, humidity inductive module 11, report Alert module 12 and charging module 9.

In the present embodiment, the FPGA module 2 is FPGA video frequency processing chip.

In the present embodiment, the FPGA module 2 is also connected with memory module 13.

In the present embodiment, the memory module 13 is extension DDR memory,

In the present embodiment, the splicing unit 4 include multiple video processors 5, two adjacent video processor 5 it Between be connected with each other, the corresponding clock signal unit 3 of each video processor 5.

In the present embodiment, the display unit 6 includes multiple display modules 7, each display module 7 and video processor 5 It is corresponding.

Further to be retouched to the utility model work below with reference to a course of work convenient for the understanding to the utility model It states:

Information acquisition unit 1 acquires dynamic video stream, and dynamic video is spread and is handed to FPGA module 2, in FPGA module 2 Each video processor 5 into splicing unit 4 issues video simultaneously after FPGA video frequency processing chip handles video Synchronizing clock signals, the corresponding video clock of each individually video processor processing of guarantee, which synchronizes, avoids inconsistent phenomenon, depending on Frequency processor 5 shows delivery of video to display unit 6 on display module 7, and the connection of control module 8 is additionally provided on display unit Temperature sense module 10, humidity inductive module 11, alarm module 12, the system environments of combination, which receives abnormal change, to lead to Excess temperature induction module, humidity inductive module transfer information to control module and alarm through alarm module, advance notice, It is abnormal to avoid image display when in use.

Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art Member is it should be appreciated that utility model range involved in the application, however it is not limited to made of the specific combination of above-mentioned technical characteristic Technical solution, at the same should also cover do not depart from the utility model design in the case where, by above-mentioned technical characteristic or its be equal Feature carries out any combination and other technical solutions for being formed.Such as features described above and (but being not limited to) disclosed herein have The technical solution for thering is the technical characteristic of similar functions to be replaced mutually and being formed.

Except for the technical features described in the specification, remaining technical characteristic is the known technology of those skilled in the art, is prominent The innovative characteristics of the utility model out, details are not described herein for remaining technical characteristic.

Claims

1. a kind of splicing apparatus based on FPGA image procossing, comprising: information acquisition unit (1), FPGA module (2), stitching portion Manage unit (4) and display unit (6), it is characterised in that: the information acquisition unit (1) connects FPGA module (2), the FPGA Module (2) connects splicing unit (4), and the FPGA module (2) goes back while connecting clock signal unit (3), the clock Signal element (3) connects splicing unit (4)；

The splicing unit (4) connects display unit (6), and the display unit (6) is also connected with control module (8), controls Module (8) connects temperature sense module (10), humidity inductive module (11), alarm module (12) and charging module (9)；

The FPGA module (2) is FPGA video frequency processing chip；The FPGA module (2) is also connected with memory module (13)；

The memory module (13) is extension DDR memory；

The splicing unit (4) includes multiple video processors (5), and two adjacent video processor mutually interconnects between (5) It connects, the corresponding clock signal unit (3) of each video processor (5)；The display unit (6) includes multiple display modules (7), each display module (7) is correspondingly connected with video processor (5).