CN104202506B - Image mosaic processor and its image processing method - Google Patents
Image mosaic processor and its image processing method Download PDFInfo
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- CN104202506B CN104202506B CN201410456851.7A CN201410456851A CN104202506B CN 104202506 B CN104202506 B CN 104202506B CN 201410456851 A CN201410456851 A CN 201410456851A CN 104202506 B CN104202506 B CN 104202506B
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Abstract
The present invention discloses a kind of image mosaic processor and its image processing method, to improve the cost performance of image mosaic processor and autgmentability.Image processor disclosed by the invention, its backboard are provided with least three necks that data channel is sequentially connected, and a neck uses for control card, and remaining at least two necks deployment is as follows：Input card chain is cascaded into successively at least two input cards, and the input card neck of the input card chain end is disposed adjacent with the control card neck；And/or output card chain is cascaded into successively at least two output cards, and the output card neck of the output card chain head end is disposed adjacent with the control card neck；Wherein, the data channel and its data channel between the control card of input card chain and/or the interior cascade of output card chain are designated as primary sources passage.
Description
Technical field
The present invention relates to technical field of image processing, more particularly to a kind of image mosaic processor and its image processing method
Method.
Background technology
Image mosaic processor is widely used in municipal unit and enterprise, as information issue, monitoring, meeting in real time etc.
The application of formal occasion.Existing image mosaic processor generally includes switch card (or being handover module) and its connected defeated
Enter card (or being input module, for the data processing of input signal, including signal adaptation, frame per second and resolution adjustment), defeated
Card release (or being output module, for the data processing of output signal, including window superposition etc.) and control card (or to 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's of input source
Initial data is converted into splicing the treatable data of switch card；Switch card be used in the presence of controller, create input card with
Mapping channel between output card；Then include after some input sources being carried out into related data processing using output card i~j
Splicing function is completed in tiled display equipment.
Wherein, corresponding channel type is connected between above-mentioned function card can be divided into data channel and signalling path；Signaling
Passage is used for Signalling exchange, and data channel then can be used for data transfer.In image mosaic processing, generally, control card and input
The passage connected between card, output card and switch card is mainly used for the signalling path of management and running；And switch card and input card
What is connected between output card is mainly used for the data channel of data exchange.
Between each function card of existing splicing device, circuit structure and data flow are all relatively simple, cause its sexual valence
Than and autgmentability it is all not fully up to expectations, need further to be improved.
The content of the invention
It is a primary object of the present invention to disclose a kind of image mosaic processor and its image processing method, to improve image
The cost performance and autgmentability of splicing device.
For the above-mentioned purpose, image mosaic processor disclosed by the invention, its backboard are sequentially connected provided with data channel
At least three necks, a neck uses for control card, and remaining at least two necks deployment is as follows：
Be cascaded into input card chain successively at least two input cards, and the input card neck of the input card chain end with it is described
Control card neck is disposed adjacent；And/or
Be cascaded into output card chain successively at least two output cards, and the output card neck of the output card chain head end with it is described
Control card neck is disposed adjacent；
Wherein, the data channel and its data between the control card of input card chain and/or the interior cascade of output card chain
Passage is designated as primary sources passage.
For the above-mentioned purpose, the image processing method of image mosaic processor disclosed by the invention, including：
Control card carries out data transmission by primary sources passage and input card chain and/or output card chain, and passes through letter
Passage is made to indicate that the input card on the input card chain and/or the output card on the output card chain carry out corresponding data processing.
Based on image mosaic processor disclosed by the invention and its image processing method, control card with it is each defeated in input card chain
Entering the passage connected in card, and/or output card chain between each output card not only includes signalling path, in addition to data channel, base
In the data channel, control card can carry out data transmission with input card chain and/or output card chain, and can be indicated by signalling path
Output card on input card and/or the output card chain on the input card chain carries out corresponding data processing；So as to effectively carry
The cost performance and autgmentability of hi-vision splicing device.
Brief description of the drawings
Fig. 1 is the structural representation one of image mosaic processor disclosed in the embodiment of the present invention；
Fig. 2 is the structural representation two of image mosaic processor disclosed in the embodiment of the present invention；
Fig. 3 is the structural representation three of image mosaic processor disclosed in the embodiment of the present invention；
Fig. 4 is the image processing method flow chart of image 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 solving
The present invention is released, is not intended to limit the scope of the present invention.
Embodiment one
The present embodiment discloses a kind of image mosaic processor.
As shown in figure 1, image mosaic processor disclosed in the present embodiment, including：Its backboard is provided with data channel successively
At least three necks of connection, a neck use for control card, and remaining at least two necks supply at least two input cards successively
Input card chain is cascaded into, and the input card neck of the input card chain end is disposed adjacent with control card neck.For ease of describing, this
The data channel that invention cascades input card chain and its data channel between control card are designated as primary sources passage.
In the present embodiment, above-mentioned input card, it is commonly accessible single channel or multichannel outside source and input is carried out to it
Reason, one or more combinations that the input processing includes but is not limited in subsequent treatment：Input adaptation is (such as：Data format turns
Change), resolution adjustment, frame frequency adjustment, de interlacing, scaling and window superposition etc. processing.
Optionally, the primary sources passage, differential pair can be used to connect.Wherein, differential signal be with a numerical value come
Represent the difference between two physical quantitys.Preferably, when not using single-ended signal and take differential signal scheme, led with a pair
Line substitutes solid conductor so that the long transmission distance of signal, strong anti-interference performance.On the other hand, first in the present embodiment
Class data channel can use single pair or multipair differential pair to be disposed；It is preferable to employ multipair, at more item of image data
Reason carries out not interfereing with each other again simultaneously based on respective differential pair link, so as to lift the overall performance of image mosaic processor.
Thereby, control card can carry out data transmission by primary sources passage and input card chain, and can be led to by signaling
Each input card on road instruction input card chain carries out corresponding data processing；So as to effectively improve the cost performance of image mosaic processor
And autgmentability.Such as：Based on the primary sources passage of the present embodiment extension, available for the figure for carrying out corresponding input source images
As the transmission such as premonitoring data.So as to may be such that：
The input card of head end leads to the signal source images that itself is synthesized through primary sources on control card instruction input card chain
Road is cascaded to next input card, then is passed through again after by next input card, the cascade data is overlapped with itself other signal source
Primary sources passage is cascaded to again next input card, and the rest may be inferred, until the end input card adjacent with control card will be superimposed
There is the complete images of all signal sources on the input card chain through primary sources channel transfer to control card, so that control card receives
To after the premonitoring view data of superposition, the premonitoring view data is sent to premonitoring display terminal.
Embodiment two
The present embodiment discloses a kind of image mosaic processor.
As shown in Fig. 2 image mosaic processor includes disclosed in the present embodiment：Its backboard connects successively provided with data channel
At least three necks connect, a neck use for control card, and remaining at least two neck portions supply at least two output cards successively
Output card chain is cascaded into, and the output card neck of the output card chain head end is disposed adjacent with control card neck.With embodiment one, sheet
The data channel cascaded in the output card chain and its data channel between control card are also denoted as primary sources and led to by invention
Road.
In the present embodiment, above-mentioned output card, after the single channel or multiple signals that can be generally transmitted to switch card are handled
Export to corresponding joined screen display unit, one or more groups in output processing including but not limited to subsequent treatment
Close：The processing such as resolution adjustment, frame frequency adjustment, scaling, window superposition, output adaptation.
Similarly, the primary sources passage in the present embodiment, differential pair can be used to connect.Wherein, differential signal is with one
Individual numerical value represents the difference between two physical quantitys.Preferably, 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.On the other hand, the present embodiment
In primary sources passage single pair or multipair differential pair can be used to be disposed；It is preferable to employ multipair, in order to more term diagrams
Carry out not interfereing with each other again simultaneously as data processing is based on respective differential pair link, so as to lift the entirety of image mosaic processor
Performance.
Thereby, control card can carry out data transmission by primary sources passage and output card chain, and can be led to by signaling
Each output card on road instruction output card chain carries out corresponding data processing；So as to effectively improve the cost performance of image mosaic processor
And autgmentability.Such as：Based on the primary sources passage of the present embodiment extension, available for control card to each on output card chain
Output card carries out base map transmission, OSD (on-screen display, screen menu type regulative mode) bitmap transparent transmission level is subsequently returned
One kind or any combination in the processing such as the transmission of aobvious image cascade data, specifically can refer to follow-up embodiment of the method.
Embodiment three
The present embodiment discloses a kind of image mosaic processor.
Image mosaic processor disclosed in the present embodiment, its backboard are provided with least five cards that data channel is sequentially connected
Groove, a neck use for control card, and remaining at least two necks are cascaded into input card chain successively at least two input cards, and
The input card neck of the input card chain end is disposed adjacent with control card neck；Remaining at least two necks are at least two outputs
Card is cascaded into output card chain successively, and the output card neck of the output card chain head end is disposed adjacent with control card neck.
Wherein, the data channel and its data channel between control card of input card chain and the interior cascade of output card chain are referred to as
For primary sources passage.
Thereby, primary sources passage disclosed in the present embodiment, both led to including the primary sources in above-described embodiment one
Road, include the primary sources passage in above-described embodiment two again.
Similarly, the primary sources passage in the present embodiment, differential pair can be used to connect.Wherein, differential signal is with one
Individual numerical value represents the difference between two physical quantitys.Preferably, 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.On the other hand, the present embodiment
In primary sources passage single pair or multipair differential pair can be used to be disposed；It is preferable to employ multipair, in order to more term diagrams
Carry out not interfereing with each other again simultaneously as data processing is based on respective differential pair link, so as to lift the entirety of image mosaic processor
Performance.For example, the present embodiment can use the differential pair that 4 road rings connect, optionally, wherein being used for image premonitoring all the way, it is used for all the way
Echo, transmitted all the way for base map, all the way for OSD bitmap transparent transmissions.
Thereby, in the present embodiment, control card can enter line number by primary sources passage and input card chain and output card chain
Indicate that each input card and output card on input card chain and output card chain are carried out at corresponding data according to transmission, and by signalling path
Reason；So as to effectively improve the cost performance of image mosaic processor and autgmentability.
Preferably, image mosaic processor can also do following improvement disclosed in the present embodiment：
It is provided between the input card neck of the input card chain head end and the output card neck of the output card chain end compatible defeated
Enter at least one mixed insertion type neck of card and output card, and respectively the data channel of the mixed insertion type neck is sequentially connected, and with it is above-mentioned
Respectively the primary sources passage surrounds data channel circlewise, to extend the scale of input card chain and/or output card chain.
Optionally, matching used with above-mentioned mixed insertion type neck input card and/or output card use primary and secondary card structure, and respectively
The master card hardware configuration of the input card is consistent with the master card hardware configuration of the respectively output card, is mixed insertion type master card.During specific implementation：
The mixed insertion type master card is configured with the programmable process chip for being mainly used in data processing, and the programmable process chip can be according to inserting
Subcard type determines that its input or output type, the structure about child and parent card can refer to applicant in this case's earlier application
201310472493.4 number patent of invention, will not be described here.
Further, as shown in figure 3, the present embodiment can be each outside control card neck in the data channel of the ring-type
The neck is all mixed insertion type neck.Thereby, then image processor disclosed in the present embodiment, flexibly can set and change its scale.
Such as：Assuming that existing image processor is fixed M input cards and N output cards, and use skill disclosed in the present embodiment
Art, the neck of input card and output card is unified into mixed insertion type neck, and cascaded between each mixed insertion type neck and control card neck
Data channel, then the input card of the image processor or output card quantity can reach M+N, so as to according to actually making
With the quantity of scene flexible configuration input card and output card.
What deserves to be explained is：As one kind extension of the present embodiment, those skilled in the art can readily occur：Will control
The above-mentioned mixed insertion type neck of fabrication neck and 2,3 or more form the data link of a ring-type, with according to application demand shape
Into corresponding input card chain or output card chain, these extensions come under protection scope of the present invention, subsequently repeated no more.
Example IV
On the basis of above-described embodiment one to three, the image mosaic processor in the present embodiment is also configured with switch card.
Wherein, corresponding switch card neck is provided with input card (including but not limited in above-mentioned input card chain on backboard
Single or multiple input cards) neck and output card (the single or multiple output cards included but is not limited in above-mentioned output card chain) card
The secondary sources passage of groove connection.In the present embodiment, the data channel can be that video data channel or network lead to
Road.So-called video data channel, that is, what is transmitted is directly the pixel-matrix of video data, and optionally, the video data channel can
For transmitting the vision signals such as VGA, DVI, HDMI；And network tunnel transports is then that the packet based on procotol is (visual
For IP format video signals), its in data processing, also generally relate to coding, decoding, compression or decompression etc. during
It is one or more.Corresponding, the primary sources passage described in of the invention and above-described embodiment one is specially video counts
According to passage.
Optionally, above-mentioned switch card using crosspoint exchange chip, (for X × Y hand over by Cross Point Switch, its core
Crunode electronic switch, by the disconnection and closure that control cross point switches can realize X-direction any input and Y-direction it is defeated
Go out UNICOM).Wherein, from above-described embodiment three, input card neck is divided into the fixed neck and mixed insertion type card for plugging input card
Groove, output card neck are also classified into the fixed neck and mixed insertion type neck for plugging output card；It is corresponding, then corresponding second class
Data channel is respectively：
Secondary sources passage between the switch card neck and the fixed neck for plugging input card is corresponding input card to
The video data channel of switch card one-way transmission data；
Secondary sources passage between the switch card neck and the fixed neck for plugging output card is the switch card to phase
Answer the video data channel of output card one-way transmission data；And
Secondary sources passage between the switch card neck and compatible input card and the mixed insertion type neck of output card, was both wrapped
The positive video data channel that the mixed insertion type neck (plugging under input card state) transmits data to switch card is included, includes switching again
Block the reverse video data channel to the mixed insertion type neck (plugging under output card state) transmission data.Wherein, the he second-class number
A pair or more of differential pair can be used according to the video data channel of passage.
Optionally, above-mentioned switch card uses network exchanging chip, is specifically alternatively interchanger or router, secondary sources
Passage includes two-way network channel.Preferably, the network exchanging chip is connected through IP conversion chips with outer net, IP conversion cores
Piece at least contains two physical internet ports.One of network interface is external, and a network interface internally connects network exchanging chip, and the IP turns
The IP for changing the Intranet IP of chip and each node in image stitcher is in the same network segment, and during work, the IP conversion chips are used for
The IP of each node of Intranet and outer net IP are changed, with the IP to external shield Intranet, effectively avoid IP address conflict, and carry
Rise the security performance of image mosaic processor.Preferably, the IP conversion chips can also be used to realize that the load of each node of Intranet is equal
Weighing apparatus, its effect are similar to gateway；When realizing, CN1859313A patents of invention are can refer to.In the present embodiment, the IP modular converters
It can be independent functional module, control card can also be integrated in and be achieved.
In the present embodiment, preferably, above-mentioned switch card is integrated with crosspoint exchange chip and network exchanging chip, or cut
Change card and be divided into two independent network exchange subcards and crosspoint exchange subcard；It is corresponding, secondary sources passage
Both include network channel, include video data channel again, the wherein video data channel can use differential pair.
For ease of the data interaction between switch card and control card, further, the present embodiment can control card neck with
Wiring has the 3rd class data channel between switch card neck.Preferably, the 3rd class data channel both includes network channel, wrap again
Include video data channel.
Embodiment five
Corresponding with said structure embodiment one to four, the present embodiment is disclosed at a kind of image of image mosaic processor
Reason method.
As shown in figure 4, image processing method includes disclosed in the present embodiment：
Step S41, control card scans and obtains input card and/or the groove position information of output card.
In the present embodiment, input card and output card can be respectively equipped with input and output type mark module, be obtained for control card
Take.Optionally, connected between each node of image mosaic processor using PCI-E buses, because PCI-E buses support heat to insert
Pull out, be available for control card dynamic scan and obtain the groove position information of input card and/or output card.
Step S42, control card carries out data transmission by primary sources passage and input card chain and/or output card chain,
And indicate that the input card on the input card chain and/or the output card on the output card chain carry out respective counts by signalling path
According to processing.It is illustrated below：
Example one
Control card carries out OSD menu bitmap transmission by primary sources passage to each output card on output card chain.
Wherein, the series of processes of the OSD menu bitmap may particularly include：
Step S421, control card obtains mouse and/or KeyEvent.
In the step, when above-mentioned image mosaic processor is connected with mouse and/or keyboard, the mouse and/or keyboard thing
Part can be produced by the direct-connected mouse of the image mosaic processor and/or keyboard；Corresponding mouse event includes：Moving operation,
Roller-coaster operation, mono-/bis-hit operation, left/right key operation；Keyboard is as conventional input equipment, it can also be used to image mosaic
The instruction and data input of processor.In other usage scenarios, the mouse and/or KeyEvent can also be by spelling with image
The control PC for connecing processor external connection (or is：Host computer) produce.
Step S422, control card obtains bitmap element corresponding with the mouse and/or KeyEvent and is combined into OSD
Menu bitmap, and the OSD menu bitmap is passed through by primary sources passage to each output card in output card chain.
In other usage scenarios, the OSD menu bitmap can also be by when the control with image mosaic processor external connection
PC synthesis processed, these conversion, belongs to protection category of the invention.
Step S423, corresponding each output card cuts each self-corresponding OSD menu bitmap part, and the OSD portions that will be cut
Divide superposition on the video images, and then export to corresponding joined screen display unit.In order to which user is according to combination
It has been shown that, the associative operation to signal source terminal, signal source, and/or combination etc. is completed by the mouse and/or keyboard of outside.
In this example, for ease of the data processing of output card, the resolution ratio of above-mentioned OSD menu bitmap and the total score of combination
Resolution is equal.In other examples, can be by when the resolution ratio of the OSD menu bitmap and the inconsistent total resolution of combination
Each output card presses corresponding display unit after the position relationship of combination cuts each self-corresponding OSD menu bitmap part, then
Processing is zoomed in and out to it, is then overlapped again with video image.
Optionally, above-mentioned OSD menu includes the operation to signal source terminal, signal source, and/or combination.
During specific implementation, after the operation to signal source terminal obtains mouse and/or KeyEvent by control card, by the event
KM (Keyboard Mouse, keyboard and mouse) distribution cards are passed to by internal data link, then by KM distribution cards again by the thing
Part is converted to keyboard and/or mouse signal, is subsequently sent to signal source terminal.Wherein, the KM distributes card and is mainly used in limited
Resource establish its with two or more can be between the signal source terminal of dynamically distributes/switching connection, improve the profit of resource
With rate.In the presence of KM distribution cards, the image mosaic processor direct-connected mouse and/or keyboard, or image mosaic processing
Control PC mouse and/or keyboard outside device, that is, it is equal to the mouse and/or keyboard of signal source terminal, so as to realize to corresponding
The remote control of signal source terminal.
Thereby, the image mosaic processor in said structure embodiment, its control card can further be connected with KM distribution card,
And mouse and keyboard, so as to the corresponding function for OSD menu bitmap and its realize that providing hardware coordinates.
In the example, optionally, included but is not limited to by operations of the OSD to signal source：Attribute display and adjustment, resolution
It is one or more in rate and frame frequency adjustment, full screen display, partial enlargement；Operation to combination includes but is not limited to：Windowing,
Close window, window top set, bottom set and dragging, scene preserves and reads, be in overlaying character one or more.Wherein, so-called window
The display window in individual signals source i.e. in combination respective display unit, it can be common that rectangular window.
To sum up, the example can be realized in interactive operation of the user on the combination；Wherein, mouse may be constructed independent
OSD menu bitmap or a part as OSD menu bitmap are shown on combination, and realize being roamed across screen for mouse, also may be used
To be hidden as needed on combination.
Example two
Control card carries out echoing image cascaded transmission by primary sources passage to each output card on output card chain.Tool
Body includes following two kinds of implementations：
Head end output card adjacent thereto passes through the echo image itself synthesized in mode one, control card instruction output card chain
Primary sources passage is cascaded to next output card, then the cascade data and itself others are echoed into images by next output card
Next output card is cascaded to again through primary sources passage again after being overlapped, the rest may be inferred, until the output card of end, then
The echo image of superposition is sent to echo card by the output card of the end again, then by echo card output to echo display terminal.
Mode two, control card instruction output card chain on end output card by the echo image itself synthesized through he first-class numbert
Previous output card is cascaded to according to passage, then is overlapped the cascade data and itself other echo image by previous output card
Previous output card is cascaded to again through primary sources passage again afterwards, the rest may be inferred, until the head end output card adjacent with control card
The complete images of all echo images will be superimposed with through primary sources channel transfer to control card, for control card receive it is folded
After the echo view data added, the echo view data is sent to echo display terminal.
In above-mentioned two mode, the echo card function in mode one can be integrated in control card or echo display in mode two
In terminal.When use aforesaid way a period of time, preferably, in image mosaic processor disclosed in above-described embodiment, above-mentioned mixed insertion type
Slot can also further compatible echo card, still can spirit so that on the data channel chain that ring connects in the above-described embodiments
Change living or the scale of extension input card chain and/or output card chain.
Example three
Each input card on control card instruction input card chain carries out premonitoring image cascaded transmission by primary sources passage.
Specifically include：
The input card of head end leads to the signal source images that itself is synthesized through primary sources on control card instruction input card chain
Road is cascaded to next input card, then is passed through again after by next input card, the cascade data is overlapped with itself other signal source
Primary sources passage is cascaded to again next input card, and the rest may be inferred, until the end input card adjacent with control card will be superimposed
There is the complete images of all signal sources on the input card chain through primary sources channel transfer to control card, so that control card receives
To after the premonitoring view data of superposition, the premonitoring view data is sent to premonitoring display terminal.
Example four
Control card carries out base map transmission to each output card on output card chain.
Wherein, the transmission of the base map can pass according to position piecemeal of the display unit corresponding to each output card in mosaic screen
Each input card is defeated by, base map can also be entirely sent to each output card under conditions of bandwidth meets whole base map transmission, then
Cut by each output card according to corresponding display unit in the position of mosaic screen.
To sum up, image mosaic processor and its image processing method disclosed in the embodiment of the present invention, control card and input card
The passage connected in chain in each input card, and/or output card chain between each output card not only includes signalling path, in addition to data
Passage, based on the data channel, control card can carry out data transmission with input card chain and/or output card chain, and can pass through signaling
Passage indicates that the input card on the input card chain and/or the output card on the output card chain carry out corresponding data processing；From
And effectively improve the cost performance and autgmentability of image mosaic processor.
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 (21)
- A kind of 1. image mosaic processor, it is characterised in that including：Its backboard is provided with least three that data channel is sequentially connected Individual neck, a neck use for control card, and remaining at least two necks deployment is as follows：Input card chain, and the input card neck of the input card chain end and the control are cascaded into successively at least two input cards Card neck is disposed adjacent；And/orOutput card chain, and the output card neck of the output card chain head end and the control are cascaded into successively at least two output cards Card neck is disposed adjacent；Wherein, the data channel and its data channel between the control card of input card chain and/or the interior cascade of output card chain It is designated as primary sources passage；The passage connected in the control card and input card chain in each input card, and/or output card chain between each output card includes Signalling path and data channel.
- 2. image mosaic processor according to claim 1, it is characterised in that the input card neck of the input card chain head end At least one mixed insertion type neck of compatible input card and output card is provided between the output card neck of the output card chain end, and Respectively the data channel of the mixed insertion type neck is sequentially connected, and is led to the data that the primary sources passage surrounds circlewise described respectively Road, to extend the scale of the input card chain and/or output card chain.
- 3. image mosaic processor according to claim 2, it is characterised in that with the matching used input of mixed insertion type neck Card and/or output card use primary and secondary card structure, and the respectively master card hardware of the master card hardware configuration of the input card and the respectively output card Structure is consistent.
- 4. image mosaic processor according to claim 3, it is characterised in that in the data channel of the ring-type, control Respectively neck outside card neck is all mixed insertion type neck.
- 5. according to any described image mosaic processor of claim 2 to 4, it is characterised in that the mixed insertion type neck is compatible Echo card.
- 6. image mosaic processor according to any one of claims 1 to 4, it is characterised in that the primary sources passage Connected using a pair or more of differential pair.
- 7. image mosaic processor according to any one of claims 1 to 4, it is characterised in that switch card is additionally provided with, it is described to cut Change card neck and be provided with the secondary sources passage being connected with input card neck and output card neck；The input card includes the input card in the input card chain, and the output card includes the output in the output card chain Card.
- 8. image mosaic processor according to claim 7, it is characterised in that the switch card exchanges core using crosspoint Piece；Wherein：Secondary sources passage between the switch card neck and the fixed neck for plugging input card is corresponding input card to switching The video data channel of card one-way transmission data；Secondary sources passage between the switch card neck and the fixed neck for plugging output card is the switch card to corresponding defeated The video data channel of card release one-way transmission data；Secondary sources passage between the switch card neck and compatible input card and the mixed insertion type neck of output card both includes should Mixed insertion type neck transmits the positive video data channel of data to switch card, includes switch card again and transmits number to the mixed insertion type neck According to reverse video data channel.
- 9. image mosaic processor according to claim 8, it is characterised in that the video data channel using a pair or More than one pair of differential pair.
- 10. image mosaic processor according to claim 7, it is characterised in that the switch card uses network exchange core Piece, the secondary sources passage are two-way network channel.
- 11. image mosaic processor according to claim 10, it is characterised in that the network exchanging chip is changed through IP Chip is connected with outer net, and the IP conversion chips at least contain two physical internet ports.
- 12. according to any described image mosaic processor of claim 8 to 11, it is characterised in that the switch card is integrated with Crosspoint exchange chip and network exchanging chip, or the switch card are divided into two independent network exchange subcards and friendship Crunode exchanges subcard；Corresponding, the secondary sources passage both includes network channel, includes corresponding video data again Passage.
- 13. image mosaic processor according to claim 12, it is characterised in that the control card neck and the switching Wiring has the 3rd class data channel between card neck, and the 3rd class data channel both includes network channel, includes again corresponding Video data channel.
- 14. image mosaic processor according to any one of claims 1 to 4, it is characterised in that the control card is also associated with KM distribution card and mouse and keyboard.
- A kind of 15. image processing method of image mosaic processor, applied to any described image mosaic of claim 1 to 14 In processor, it is characterised in that including：Control card carries out data transmission by primary sources passage and input card chain and/or output card chain, and is led to by signaling Road indicates that the input card on the input card chain and/or the output card on the output card chain carry out corresponding data processing.
- 16. image processing method according to claim 15, it is characterised in that including：Control card obtains mouse and/or KeyEvent, the mouse and/or KeyEvent are direct-connected by described image splicing device Mouse and/or keyboard produce；Control card obtains bitmap element corresponding with the mouse and/or KeyEvent and is combined into OSD menu bitmap, and will The OSD menu bitmap passes through each output card in the output card chain by primary sources passage；Corresponding each output card cuts each self-corresponding OSD menu bitmap part, and by the OSD partial stacks cut in video figure As upper, and then export to corresponding joined screen display unit.
- 17. image processing method according to claim 16, it is characterised in that the resolution ratio of the OSD menu bitmap and spelling The total resolution for connecing wall is equal.
- 18. image processing method according to claim 16, it is characterised in that the OSD menu includes whole to signal source The operation at end, signal source, and/or combination.
- 19. image processing method according to claim 18, it is characterised in that including：After operation to signal source terminal obtains mouse and/or KeyEvent by control card, the event is passed through into internal data chain Road passes to KM distribution cards, then the event is converted into keyboard and/or mouse signal by KM distribution cards, is subsequently sent to signal source Terminal；And/orOperation to signal source includes：In attribute display and adjustment, resolution ratio and frame frequency adjustment, full screen display, partial enlargement It is one or more；And/orOperation to combination includes：Windowing, close window, window top set, bottom set and dragging, scene preservation and read, overlaying character In it is one or more.
- 20. image processing method according to claim 15, it is characterised in that including：Control card instruction input card chain on head end input card by the signal source images itself synthesized through primary sources channel level It is linked to next input card, then again through first after being overlapped the cascade data and itself other signal source by next input card Class data channel is cascaded to again next input card, and the rest may be inferred, until the end input card adjacent with control card will be superimposed with this On input card chain the complete image of all signal sources through primary sources channel transfer to control card, for control card receive it is folded After the premonitoring view data added, the premonitoring view data is sent to premonitoring display terminal；And/orControl card carries out base map transmission, and/or OSD bitmap transparent transmissions to each output card on output card chain.
- 21. according to any described image processing method of claim 15 to 20, it is characterised in that including：Control card indicates head end output card adjacent thereto on output card chain by the echo image itself synthesized through primary sources Passage is cascaded to next output card, then after being overlapped the cascade data and itself other echo image by next output card Next output card is cascaded to again through primary sources passage again, the rest may be inferred, until the output card of end, then again by the end Output card by the echo image of superposition be sent to echo card, then by echo card output to echo display terminal；OrThe output card of end cascades the echo image itself synthesized through primary sources passage on control card instruction output card chain The cascade data and itself others are echoed after images are overlapped again through first to previous output card, then by previous output card Class data channel is cascaded to again previous output card, and the rest may be inferred, until the head end output card adjacent with control card will be superimposed There is the complete image for echoing image through primary sources channel transfer to control card, so that control card receives the echo figure of superposition As after data, the echo view data is sent into echo display terminal.
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| CN105426146B (en) * | 2015-11-06 | 2019-02-12 | 北京淳中科技股份有限公司 | Splicing device and its processing method |
| CN106534720A (en) * | 2016-11-08 | 2017-03-22 | 成都飞视通科技有限公司 | Image switching and splicing display system based on high-speed data bus |
| 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 |
| CN111508486A (en) * | 2020-04-13 | 2020-08-07 | 安徽中科新辰技术有限公司 | Voice-controlled large-screen display system |
| CN115380539B (en) * | 2020-04-15 | 2023-09-12 | 西安诺瓦星云科技股份有限公司 | Apparatus and system for processing video |
| CN114063946A (en) * | 2020-07-31 | 2022-02-18 | 西安诺瓦星云科技股份有限公司 | Pre-monitoring picture multi-screen display method and device and video processing equipment |
| CN114500875A (en) * | 2020-11-11 | 2022-05-13 | 西安诺瓦星云科技股份有限公司 | Card insertion type video processing equipment |
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