CN104217394B - Image mosaic processor and its processing method - Google Patents
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Abstract
The present invention discloses a kind of image mosaic processor, to improve the utilization rate of switching card port.The image mosaic processor is equipped with switch card and its input card of connection, output card and control card, and control card is also connected with input card and output card, and image mosaic processor is further equipped with following A, at least one of B, C class cascade data passage：Input card includes the first input card and the second input card, and A class cascade datas passage is cascade data passage direct-connected between the first input card and the second input card；Output card includes the first output card and the second output card；B class cascade datas passage is cascade data passage direct-connected between the first output card and the second output card；Output card includes the first output card and the second output card；C class cascade datas passage is the direct-connected data loopback passage that the first output card and/or the second output card return data to switch card.
Description
Technical field
The present invention relates to technical field of image processing, more particularly to a kind of image mosaic processor and its processing method.
Background technology
Large-screen splicing system is widely used in public security alarm, point duty, power scheduling, the monitoring of government department, electricity
In command and monitor, centralized dispatching and the communication system of letter and public place of entertainment.Refer to that using projector, liquid crystal or light-emitting diode display be aobvious
Show unit, by image mosaic processor group into high-resolution video wall., can be real by the control of image mosaic processor
The now windowing of each picture, roaming, superposition and scale.Image mosaic processor is the nucleus equipment of large-screen splicing system, generally
With the output such as multipath VGA or DVI, per road, output is connected to a display unit.Image information is all by each in whole system
Plant channel and be pooled to the processing of image mosaic processor, then give display unit to present by result again.
Existing image mosaic processor generally include switch card (or for handover module) and its connection input card (or
Referred to as input module, for the data processing of input signal, including signal adaptation, frame per second and resolution adjustment), output card (or
Referred to as output module, for the data processing of output signal, including window superposition etc.) and control card (or being control module),
Control card is also connected with input card and output card；During specific splicing, 1~n of input card is used for each 1~n of input source original number
According to be converted into splice the treatable data of switch card；Switch card is used in the presence of controller, creates input card and output card
Between mapping channel；Then some input sources are carried out using output card i~j including showing in splicing after related data processing
Show completion splicing function in equipment.
In image mosaic processor, switch card is in occupation of than larger cost.Wherein, any switch card can be provided
Input and output port number is usually fixed.Therefore, utilization rate of the image mosaic processor to switching card port is improved, with regard to energy
Improve the disposal ability and cost performance of image mosaic processor；For example：The multiwindow image data of synthesis are transmitted with a port
Utilization rate just apparently higher than the utilization rate of the single video in window data of its transmission.
The content of the invention
It is a primary object of the present invention to disclose a kind of image mosaic processor, to improve the utilization rate of switching card port.
For up to above-mentioned purpose, the present invention discloses a kind of image mosaic processor, equipped with switch card and its input of connection
Card, output card and control card, the control card are also connected with the input card and output card, and described image splicing device is also matched somebody with somebody
Have following A, at least one of B, C class cascade data passage：
The input card includes the first input card and the second input card, and A class cascade datas passage is the first input card and the
Direct-connected cascade data passage between two input cards；
The output card includes the first output card and the second output card；B class cascade datas passage is the first output card and the
Direct-connected cascade data passage between two output cards；
The output card includes the first output card and the second output card；C class cascade datas passage be the first output card and/or
Second output card returns data to the direct-connected data loopback passage of the switch card.
For up to above-mentioned purpose, invention additionally discloses a kind of processing method of image mosaic processor, applied to above-mentioned figure
As in splicing device, this method includes：
Data channel chain is created, the data channel chain at least includes at least one of A, B, C class cascade data passage；
Data are transmitted by the data channel chain.
Image mosaic processor disclosed by the invention and its processing method, tool have the advantage that：
On the one hand, A classes cascade data passage is available for input card to close the image window that at least two are derived from different input cards
Switch card is sent to as an output image, and using the output image as signal all the way, is needed compared to existing switch card
For the view data that multiple ports are distributed to receive different input card different signal sources respectively, switch card input port can be reduced
Expenditure；B class cascade data passages are available for correlation output card to obtain the upper output card that will be cascaded therewith without switch card
Data after processing, can similarly reduce the port expenditure of switch card；And after C class cascade datas passage then can be to output card processing
Data are (for example：Synthesis has the view data of multiple signal sources) carry out secondary utilize (for example, closing using the vacant port of switch card
Into the multiple image of more multiwindow)；Thereby, A, B and C class cascade data passage can all improve the utilization rate of switching card port.
On the other hand, because input card normally more or less there are similar or consistent data processing energy with output card
Power, the outfit of above-mentioned A, B, and/or C class cascade data passage, will for image mosaic processor correlated inputs card and input card it
Between, the load balancing between output card and output card and between input card and output card advantage is provided, alleviate switch card
Port pressure (for example：It is above-mentioned that at least two image windows for being derived from different input cards are synthesized into an output image transfer
To input card) so that the image mosaic processor has good autgmentability.
In addition, the outfit of above-mentioned A, B, and/or C class cascade data passage, can cause at correlated inputs card and/or output card
Data transfer path after reason has selectivity, so as to create more complicated data channel chain for user；Moreover, in part
In the case of line fault, new data channel chain can be quickly created to reach the demand of user, be easy to the maintenance at scene
And emergency processing.
Further, under the collective effect of A, B and C class cascade data passage, discounting for the weight of windows content
It is multiple, the image mosaic processor can the ultra-large output image of synthesis window quantity, to meet the various demands of user, and then
Quantitative requirement of the large-screen splicing system to display unit can be reduced.
Brief description of the drawings
Fig. 1 is the structural representation of image mosaic processor disclosed in the embodiment of the present invention；
Fig. 2 is the process flow figure of image mosaic processor disclosed in the embodiment of the present invention.
Embodiment
The specific implementation of the present invention is made a detailed description with reference to Figure of description.Example is only used for solution
The present invention is released, the scope of the present invention is not intended to limit.
Embodiment one
The present embodiment discloses a kind of image mosaic processor, as shown in figure 1, it is equipped with switch card and its input of connection
Card, output card and control card, control card are also connected with input card and output card.Wherein, connecting corresponding channel type can be divided into
Data channel and signalling path.In image mosaic processing, generally, connect between control card and input card, output card and switch card
The passage connect includes signalling path and data channel, and signalling path is used for signalling and interaction, and data channel then can be used for bottom
The data transfers such as figure transmission；And the data for being mainly used for data exchange connected between switch card and input card and output card are led to
Road.
Optionally, the switch card can be traditional crosspoint switch card (Cross point Switch), and its core is X
× Y crosspoints electronic switch, any input and the Y side of X-direction can be realized by the disconnection and closure that control cross point switches
To output UNICOM, its corresponding control can be configured by control card and its pc control procedure of connection.Wherein, the intersection
Point switch card, its port switching can be connected by differential pair with corresponding input card and output card, and switching is directly video counts
According to pixel-matrix, such as VGA, DVI, HDMI vision signal.
Optionally, the switch card can also be network switching card.Connected node in the image mosaic processor, such as
Input card, output card and control card etc. are equipped with the corresponding network address, and according between each node of network address forwarding
And the network data between outer net；Wherein, each node processing such as input card and output card inside the image mosaic processor
The packet (can be considered IP format video signals) based on procotol, its in data processing, also generally relate to coding,
One or more during decoding, compression, decompression and conversion between above-mentioned vision signal and network signal etc..
Optionally, the switch card disclosed in the present embodiment can also be by above-mentioned crosspoint switch card and the work(of network switching card
Energy module physical is integrated on same board.
As shown in figure 1, image mosaic processor disclosed in the present embodiment is further equipped with following A, B, C class cascade data passage
At least one：
A class cascade datas passage is the cascade data passage between two input cards；
B class cascade datas passage is the cascade data passage between two output cards；
C class cascade datas passage is the data loopback passage that output card returns data to switch card.
Optionally, above-mentioned cascade data passage and data loopback passage can be entered using differential pair (i.e. paired differential lines)
Row wiring, and transmitted with serial signal on the differential pair.Wherein, differential signal is that two physical quantitys are represented with a numerical value
Between difference, when not using single-ended signal and take differential signal scheme, solid conductor is substituted with couple of conductor so that
The long transmission distance of signal, strong anti-interference performance.Ibid, with the mainly video of the direct-connected cascade data channel transfer of differential pair
The pixel-matrix of data, such as VGA, DVI, HDMI vision signal.
Above-mentioned input card, is commonly accessible single channel or multichannel outside source and carries out input processing to it, the input
One or more combinations that reason includes but is not limited in subsequent treatment：Input adaptation is (such as：Data Format Transform), resolution ratio adjust
The processing such as whole, frame frequency adjustment, de interlacing and scaling.In the present embodiment, when above-mentioned image mosaic processor is equipped with A classes cascade number
During according to passage, the input card of A class cascade datas passage association can be equipped with window overlaying function, and optionally, corresponding input card can
The FPGA module for performing window overlaying function is equipped with, preferably, the FPGA module can also be used to perform resolution adjustment and frame frequency
The functions such as adjustment；In other embodiments, the FPGA module can be substituted by other modules of configurable window overlaying function, example
Such as：The image processing module of the companies such as TI (Texas Instrument), Huawei Hai Si；Thereby, then correlated inputs card, in A class cascade datas
In the presence of passage, at least two image windows for being derived from different input cards can be synthesized an output image, and this is defeated
Go out image as signal all the way and send switch card to, need to distribute multiple ports compared to existing switch card to receive difference respectively
For the view data of input card different signal source, the expenditure of switch card input port can be reduced.Specifically, for example：
At least two image windows are superimposed as a composograph by the first input card, and regard the composograph as level all the way
Connection signal is exported to the second input card through A class cascade data passages；Then the second input card is by the cascade data and itself accesses
Other outside sources carry out window superposition, the more output images all the way of one window of synthesis send switch card to again.
In the present embodiment, preferably, each input card is cascaded successively by A class cascade data passages.Thereby, then each input card
Both switch card is sent to after can handling the signal source of reception；It can be sent to again by A class cascade data passages next
Input card.Ibid：If each input card is configured between superposition window function module, the first and second input cards cascaded, the
One input card is carried out to this grade of multipath signal source after window superposition one output image of synthesis, can be using the output image as next
Level, i.e. the second input card carries out window overlap-add procedure signal all the way, and then be available for the second input card to be closed with this grade of input signal source
Into the more output images of window number, then switch card and/or cascade are sent to using the output image as signal all the way
Next input card.
Above-mentioned output card, the single channel that can be transmitted to switch card or multiple signals carry out output processing, output processing bag
Include but be not limited to one or more combinations in subsequent treatment：Resolution adjustment, frame frequency adjustment, scaling, window superposition, output are suitable
Handled with waiting.In the present invention, when above-mentioned image mosaic processor is equipped with B class cascade data passages, the B classes cascade data leads to
The corresponding output card of road association is also provided with window overlaying function, and optionally, corresponding output card can be equipped with execution window superposition work(
The FPGA module of energy, preferably, the FPGA module can also be used for performing the function such as resolution adjustment and frame frequency adjustment；In other realities
Apply in example, the FPGA module can be substituted by other modules of configurable window overlaying function, for example：TI (Texas Instrument), Huawei
The image processing module of the companies such as Hai Si；Thereby, then correlation output card, in the presence of B class cascade data passages, without switching
Card can be obtained the data after the upper output card cascaded therewith processing, can reduce the expenditure of switching card port.Similarly, then level
Between first and second output cards of connection, the first output card can carry out window superposition one output of synthesis to receiving multipath signal source
After image, then using the output image as next stage, i.e. the second output card, the signal all the way of window overlap-add procedure is carried out, and then
The more output images of other signal source synthesis window numbers that the second output card is received with it are available for, then the output are schemed
As exporting next output card to display unit and/or cascade.
Known in those skilled in the art, input card and output card can use differential pair to be connected to transmit number with switch card
According to.Generally, input card and output card can provide multipair differential pair, and a differential pair can be used for transmission of one line serial signal.This reality
Apply in example, output card also as signal all the way and can send data after processing to switch card by remaining differential pair, to construct
One kind into above-mentioned C classes cascade data passage implements form.Thereby so that image mosaic disclosed in the present embodiment is handled
Device, can realize the data after handling correlation output card, for example in the presence of C class cascade data passages：Synthesis has multiple letters
The view data in number source, using the vacant port of switch card carry out it is secondary utilize, for example, the multiple image of synthesis more multiwindow
Deng.
To sum up, those skilled in the art, can be apparent from：
In an image mosaic processor, can configure simultaneously above-mentioned A, B, C class cascade data passage or its
One or both of.Preferably, each input card is cascaded successively by A class cascade data passages；Meanwhile, each output card passes through B
Class cascade data passage is cascaded successively, and C class cascade data passages are also equipped between each output card and switch card；Think user
Neatly create data channel chain.Wherein, so-called data channel chain, that is, refer in image mosaic processor, data source connects from outside
Enter after any input card, until exporting many to correlated inputs card, switch card, the output card before outside spelling wall display unit etc.
The combination of multiple segment data passage between node.
Thereby, then image mosaic processor disclosed in the present embodiment can provide distinguish over prior art new data lead to
Road chain, it at least includes at least one of A, B, C class cascade data passage, for the corresponding input card or defeated on data channel chain
Multiple images window is synthesized an output image by card release, and using the output image as signal all the way be sent to switch card or
It is cascaded to the input card or output card of next stage；Including but not limited to related input card is derived from different input cards by least two
Image window synthesize an output image, and send the output image to switch card as signal all the way.
In existing image mosaic processor, a data CHN chain often only associates individual input card and output card, by
Input is caught in, and is gone out after switch card by output card；Its corresponding window overlaying function is also all deployed in output card.And this implementation
Example can create more complicated data channel chain for user, as shown in figure 1, the thick line with arrow is all the level that the present embodiment can be increased newly
Join data channel so that may be such that input card access primary signal source window view data can flow through it is two or more
It is then displayed at after input card and/or two or more output cards on combination.Thereby, also the present embodiment is disclosed
Splicing device each function card between, circuit structure and data flow be not existing single for another example, its cost performance and extension
Property is greatly improved.
Further, image mosaic processor disclosed in the present embodiment can also be equipped with network exchange module (network exchange
Module, if having been provided with above-mentioned network switching card, directly can be replaced using the resource of above-mentioned network switching card), the net
Network Switching Module and input card and/or output card network connection with IP data processing functions.Its connected mode can be had
Line or wireless (such as wifi), it is considered to the stability and cost of signal and equipment, preferably wired connection mode.Wherein, net
Network Switching Module carries out the forwarding of data by information such as corresponding network exchange agreement and IP address and MAC Address, and this is all
Prior art, is not repeated.Thereby, then outside source can be packaged into network packet and lead to network cable transmission again to network friendship
Block is changed the mold, then corresponding input card is distributed to by network exchange module；If input card is primary and secondary card structure, by related net
Network packet delivery is to corresponding subcard, then is decoded by subcard and Data Format Transform (includes but is not limited to IP signals
Be converted to the vision signals such as VGA or DVI) etc. relevant treatment；Structure about child and parent card refer to applicant in this case's earlier application
No. 201310472493.4 published patents of invention, will not be described here.
Thereby, when image mosaic processor is integrated with network exchange module disclosed in the present embodiment, by MAC Address and
The allocation manager of port numbers, single netting twine is the access that a large amount of outside sources can be achieved, at existing image mosaic
, can be greatly for wire laying mode of the reason device by each outside source by the direct-connected input card of the transmission lines such as respective VGA or DVI
The wiring cost and complexity when user accesses a large amount of outside sources are reduced, is easy to safeguard and manages.
Further, above-mentioned network exchange module is connected through IP modular converters with outer net, and the IP modular converters are using double nets
Mouthful.Externally, a network interface internally connects network exchange module, and the Intranet IP and image of the IP modular converters to one of network interface
The IP of each node is in the same network segment in splicer, during work, and the IP modular converters are for by the IP of each node of Intranet and outside
The IP of net is changed, with the IP to external shield Intranet, is prevented effectively from IP address conflict, and lift the peace of image mosaic processor
Full performance.Preferably, the IP modular converters can be additionally used in the load balancing for realizing each node of Intranet, it, which is acted on, is similar to gateway；
When realizing, CN1859313A patents of invention are can refer to.In the present embodiment, the IP modular converters can be independent function mould
Block, can also be integrated in control card and be achieved.
To sum up, compared to each input card in existing image mosaic processor independently of one another, each output card is also independent of one another,
So that the complex functionality of many picture windows all concentrates on output card in the image mosaic processor, and each output card is to the more of synthesis
Picture data only carries out single utilization, that is, exports and shown to display；So as to cause the resource of the image mosaic processor
Utilization rate is low, and is restricted by output card disposal ability, and the window number that each display unit can be shown is also limited.The present embodiment is carried
The image mosaic processor of confession, which also has, to be had the advantage that：
On the one hand, because input card normally more or less there are similar or consistent data processing energy with output card
Power, the outfit of above-mentioned A, B, and/or C class cascade data passage, will for image mosaic processor correlated inputs card and input card it
Between, the load balancing between output card and output card and between input card and output card advantage is provided, alleviate switch card
Port pressure (for example：It is above-mentioned that at least two image windows for being derived from different input cards are synthesized into an output image transfer
To input card) so that the image mosaic processor has good autgmentability.
On the other hand, the outfit of above-mentioned A, B, and/or C class cascade data passage, can cause correlated inputs card and/or output
Data transfer path after card processing has selectivity, so as to create more complicated data channel chain for user；Moreover,
In the case of the line fault of part, new data channel chain can be quickly created to reach the demand of user, be easy to scene
Safeguard and emergency processing.
Further, under the collective effect of A, B and C class cascade data passage, discounting for the weight of windows content
It is multiple, the image mosaic processor can the ultra-large many pictures of synthesis window quantity, to meet the various demands of user, Jin Erke
Reduce quantitative requirement of the large-screen splicing system to display unit.
Embodiment two
Corresponding with the said equipment embodiment, the present embodiment discloses a kind of place applied to above-mentioned image mosaic processor
Reason method.As shown in Fig. 2 this method includes：
Step S1, establishment data channel chain, the data channel chain at least include at least the one of A, B, C class cascade data passage
Kind.
In the step, A class cascade datas passage is logical for cascade data direct-connected between the first input card and the second input card
Road；B class cascade datas passage is cascade data passage direct-connected between the first output card and the second output card；C class cascade datas
Passage is the direct-connected data loopback passage that the first output card and/or the second output card return data to switch card.
Preferably, before this step, being equipped with a client communicated to connect with the control card, (client can be with embedding
Enter in control card, can also be arranged on control card outside other communication equipments on, the communication equipment include but is not limited to PC,
IPOD or mobile phone terminal), for user by the client configuration data CHN chain, optionally, corresponding configuration parameter is mainly wrapped
Include：Each signal source and final output port of initial input.Optionally, the client be provided with signal source input list and with
The one-to-one virtual display of display, the input signal source of each virtual display of configuration is pulled for user.Wherein, should
Client can be used for the window superimposed image data after correlated inputs card or output card processing as signal all the way, and through existing
Or corresponding A, B or C class cascade data passage return to image mosaic processor；To realize that image mosaic processor is operated
When：
Multiple images window is synthesized an output image by input card or output card on data channel chain, and this is defeated
Go out image as signal all the way and switch card or other single or multiple inputs are sent to by A, B or C class cascade data passage
Card and/or output card；And
The image window that at least two are derived from different input cards is synthesized an output image by input card, and this is exported
Image sends switch card to as signal all the way.
Step S2, pass through data channel chain transmit data.
Optionally, the step includes：
At least two image windows are superimposed as a composograph by the first input card, and regard the composograph as level all the way
Connection signal is exported to the second input card through A class cascade data passages；And/or
At least two image windows are superimposed as a composograph by the first output card, and regard the composograph as level all the way
Connection signal is exported to the second input card through B class cascade data passages；And/or
At least two image windows are superimposed as a composograph by the first output card and/or the second output card, and this is closed
Exported into image as cascade signal all the way through C class cascade data passages to switch card, letter is inputted all the way as the switch card
Number.
To sum up, the processing method of image mosaic processor disclosed in the present embodiment, tool has the advantage that：
On the one hand, A classes cascade data passage is available for input card to close the image window that at least two are derived from different input cards
Switch card is sent to as an output image, and using the output image as signal all the way, is needed compared to existing switch card
For the view data that multiple ports are distributed to receive different input card different signal sources respectively, switch card input port can be reduced
Expenditure；B class cascade data passages are available for correlation output card to obtain the upper output card that will be cascaded therewith without switch card
Data after processing, can similarly reduce the port expenditure of switch card；And after C class cascade datas passage then can be to output card processing
Data are (for example：Synthesis has the view data of multiple signal sources) carry out secondary utilize (for example, closing using the vacant port of switch card
Into the multiple image of more multiwindow)；Thereby, A, B and C class cascade data passage can all improve the utilization rate of switching card port.
On the other hand, because input card normally more or less there are similar or consistent data processing energy with output card
Power, the outfit of above-mentioned A, B, and/or C class cascade data passage will be image mosaic processor correlated inputs card and correlation output
Load balancing between card provides advantage；Moreover, the transfer or collaboration of partial function also will between input card and output card
Alleviate the port pressure of switch card, for example：It is above-mentioned by least two be derived from different input cards image windows synthesize one it is defeated
Go out image and be transferred to input card, so that the image mosaic processor has good autgmentability.
In addition, the outfit of above-mentioned A, B, and/or C class cascade data passage, can cause at correlated inputs card and/or output card
Data transfer path after reason has selectivity, so as to create more complicated data channel chain for user；Moreover, in part
In the case of line fault, new data channel chain can be quickly created to reach the demand of user, be easy to the maintenance at scene
And emergency processing.
Further, under the collective effect of A, B and C class cascade data passage, discounting for the weight of windows content
It is multiple, the image mosaic processor can the ultra-large many pictures of synthesis window quantity, to meet the various demands of user, Jin Erke
Reduce quantitative requirement of the large-screen splicing system to display unit.On the other hand, moreover it is possible to carried out in the windowing of output card more flexible
Rule setting.For example：Existing output card, it is assumed that have the output of 4 tunnels, can fix each output and open 4 windows, and use this hair
After bright scheme, it is considered to which part display unit can meet the high-resolution of multiwindow and show in combination, therefore can incite somebody to action again should
Rules modification is：8 windows are opened in 4 outputs altogether, and 8 windows can be in 4 outlet chamber flexible allocations.
What deserves to be explained is, those skilled in the art is readily apparent that after with reference to the above embodiment of the present invention：It is above-mentioned straight
Cascade data passage even can also be replaced by the way of network exchange module is cascaded indirectly to realize；I.e.：
The direct-connected cascade data passage of A classes is replaced by the first input card and is indirectly connected with the second input through network exchange module
The network data channels of card；
Similarly, the direct-connected cascade data passage of B classes can also be replaced by the first output card through between network exchange module in succession
Connect the network data channels of the second output card；
Similarly, the direct-connected cascade data passage of C classes can also be replaced by the first and/or second output card through network exchange mould
The data channel to switch card is returned again to after block and input card.
However, the above-mentioned alternative solution cascaded indirectly, its essence is also consistent with the framework of network-type image mosaic processor,
But very high to the resource and scheduling requirement of network exchange module, add the complexity of system.
Disclosed above is only several specific embodiments of the present invention, and still, the present invention is not limited to this, any ability
What the technical staff in domain can think change should all fall into protection scope of the present invention.
Claims (10)
1. a kind of image mosaic processor, equipped with switch card and its input card of connection, output card and control card, the control
Card is also connected with the input card and output card, it is characterised in that described image splicing device is further equipped with following A, B, C class
At least one of cascade data passage：
The input card includes the first input card and the second input card, and A class cascade datas passage is that the first input card and second are defeated
Enter direct-connected cascade data passage between card；
The output card includes the first output card and the second output card；B class cascade datas passage is that the first output card and second are defeated
Direct-connected cascade data passage between card release；
The output card includes the first output card and the second output card；C class cascade datas passage is the first output card and/or second
Output card returns data to the direct-connected data loopback passage of the switch card.
2. image mosaic processor according to claim 1, it is characterised in that the cascade data passage uses difference
It is right.
3. image mosaic processor according to claim 2, it is characterised in that the quantity of the differential pair is a pair or one
To the above.
4. according to any described image mosaic processor of claims 1 to 3, it is characterised in that be further equipped with network exchange mould
Block, the network exchange module and the input card and/or output card network connection with IP data processing functions.
5. image mosaic processor according to claim 4, it is characterised in that also handed over including its interior network interface and the network
The IP modular converters of block network connection are changed the mold, the outer network interface of the IP modular converters is connected with outer net.
6. according to any described image mosaic processor of claims 1 to 3, it is characterised in that A, B and/or C class cascade data
Each input card and/or output card of the association of passage are configured with superposition window function module, to by least two images
Window synthesizes an output image.
7. a kind of processing method of image mosaic processor, applied to the image mosaic processing as described in claim 1 to 6 is any
In device, it is characterised in that including：
Data channel chain is created, the data channel chain at least includes at least one of A, B, C class cascade data passage；
Data are transmitted by the data channel chain.
8. the processing method of image mosaic processor according to claim 7, it is characterised in that described logical by the data
Chain transmission data in road include：
At least two image windows are superimposed as a composograph by the first input card, and are believed the composograph as cascade all the way
Number exported through A class cascade data passages to the second input card；And/or
At least two image windows are superimposed as a composograph by the first output card, and are believed the composograph as cascade all the way
Number exported through B class cascade data passages to the second input card；And/or
At least two image windows are superimposed as a composograph by the first output card and/or the second output card, and by the composite diagram
As being exported as cascade signal all the way through C class cascade data passages to switch card, switch card input signal all the way is used as.
9. the processing method of the image mosaic processor according to claim 7 or 8, it is characterised in that the establishment data
Also include before CHN chain：
A client communicated to connect with the control card is equipped with, the data channel is configured by the client for user
Chain.
10. the processing method of image mosaic processor according to claim 9, it is characterised in that the client is set
Have signal source input list and with the one-to-one virtual display of display, for each virtual display of user's towing configuration
Input signal source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410457746.5A CN104217394B (en) | 2014-05-21 | 2014-09-10 | Image mosaic processor and its processing method |
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| CN105898558B (en) * | 2015-01-26 | 2017-11-21 | 浙江大华技术股份有限公司 | A kind of video broadcasting method and device |
| CN105607884B (en) * | 2015-12-30 | 2019-05-07 | 广东威创视讯科技股份有限公司 | A kind of mosaic screen visual configuration method and device |
| CN106657815B (en) * | 2016-09-30 | 2019-11-22 | 南京巨鲨医疗科技有限公司 | A kind of video-splicing processing system and method |
| CN107682667B (en) * | 2017-09-22 | 2020-12-08 | 北京嗨动视觉科技有限公司 | Video processor and multi-signal source pre-monitoring method |
| CN110085163B (en) * | 2019-04-25 | 2021-03-02 | 深圳市洲明科技股份有限公司 | LED display cascade control circuit and LED display screen |
| CN113141474B (en) * | 2020-01-16 | 2023-03-14 | 西安诺瓦星云科技股份有限公司 | Video processing method, device and system |
| CN113630561B (en) * | 2021-08-12 | 2024-03-29 | 深圳盛显科技有限公司 | Television splice box circuit with intelligent control system |
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