CN209118257U - A kind of distributed capture synchronous display system - Google Patents
A kind of distributed capture synchronous display system Download PDFInfo
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- CN209118257U CN209118257U CN201822086253.1U CN201822086253U CN209118257U CN 209118257 U CN209118257 U CN 209118257U CN 201822086253 U CN201822086253 U CN 201822086253U CN 209118257 U CN209118257 U CN 209118257U
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Abstract
The utility model discloses a kind of distributed capture synchronous display system, for realizing transmit high-resolution image at a distance and by the display of image clearly over the display.The system includes: that each video card includes at least two output ports, and the video card is used to the complete image of acquisition being divided at least two topographies, and each topography is exported by a corresponding output port；Each distributed capture equipment is correspondingly connected with a processing equipment, each distributed capture equipment includes at least one input port, one output port of each input port connection video card receives the processing equipment that topography is output to connection from the output port of connection video card by each input port；The processing equipment is handled to obtain display image to the topography of the distributed capture equipment output of connection, and each display image is output to corresponding display equipment；Each display equipment is for showing from the received display image of processing equipment and handling.
Description
Technical field
The utility model relates to image processing equipment technical field more particularly to a kind of distributed capture simultaneous display systems
System.
Background technique
In the prior art, the complete image of a width exported according to video card single port, it is single-ended by distributed capture coding box
Mouthful complete image is acquired, using wireless network transmissions or the mode of local transmission by the complete image of above-mentioned acquisition
The processing such as the stingy figure for decoding display card progress image, scaling are sent to, image is sent to multiple output ports by treated, will
The image of multiple output port outputs, which spell tying, obtains complete image, and above-mentioned complete image synchronization is shown above-mentioned aobvious
Show on device.
But following disadvantage exists in the prior art:
When being acquired to the complete image of the single port output of video card, in order to which the complete image of acquisition is met high-resolution
The display effect of rate is intended to the software and hardware of the acquisition system of distributed capture coding box, Transmission system, image secondary treatment system
It asks higher, when being shown to high-resolution image, is unable to satisfy image display and requires, or even deposit image over the display and make an uproar
Put larger and blurred image problem；
It is carried out at image in addition, the complete image of above-mentioned acquisition is sent to decoding display card using the mode of local transmission
When reason, the limited transmission distance of image, according to the demand shown to video resolution, it is desirable that the transmission range of image cannot be too
It is long, lead to not realize that transmit high-resolution image at a distance shows over the display.
Utility model content
The utility model provides a kind of distributed capture synchronous display system, may be implemented to transmit at a distance high-resolution
Image and by the display of image clearly over the display.
The utility model provides a kind of distributed capture synchronous display system, which includes: at least one video card, at least
One distributed capture equipment, at least one display equipment and a processing equipment, in which:
Each video card includes at least two output ports, and the video card is used to the complete image of acquisition being divided at least two
Topography exports each topography by a corresponding output port；
Each distributed capture equipment is correspondingly connected with a processing equipment, and each distributed capture equipment includes at least one
Input port, an output port of each input port connection video card, by each input port from connection video card
Output port receives the processing equipment that topography is output to connection；
The processing equipment is handled to obtain display image to the topography of the distributed capture equipment output of connection,
Each display image is output to corresponding display equipment；
Each display equipment is for showing from the received display image of processing equipment and handling.
The utility model provides a kind of distributed capture synchronous display system, has the advantages that
It is able to use the image of wireless network transmissions acquisition, will show over the display, realize after the image procossing of acquisition
High-resolution image is transmitted at a distance；
Using at least two distributed capture equipment multiple ports of video card are carried out with the acquisition of image, each port is defeated
Image out synchronizes processing, and the image after synchronizing is carried out spelling knot, is shown on the display device, realizes to high resolution graphics
The clear display of picture.
Detailed description of the invention
Fig. 1 is a kind of distributed capture synchronous display system；
Fig. 2 is the corresponding display equipment display figure of video card；
Fig. 3 is a kind of distributed capture synchronous display system specific implementation figure；
Fig. 4 is the synchronous figure of port output timing of video card；
Fig. 5 is the synchronous flow chart of each acquisition channel that processing equipment controls distributed capture equipment.
Specific embodiment
It is practical to this below in conjunction with attached drawing in order to keep the purpose of this utility model, technical solution and advantage clearer
It is novel to be described in further detail, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work
Under the premise of all other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one
The utility model provides a kind of distributed capture synchronous display system, as shown in Figure 1, the system includes at least one
A video card 101 such as video card 1, at least one distributed capture equipment 102 such as distributed capture equipment 1, at least one display equipment
103 such as display equipment 1 and a processing equipments 104, in which:
Each video card includes at least two output ports, and above-mentioned video card is used to the complete image of acquisition being divided at least two
Topography exports each topography by a corresponding output port；
Each distributed capture equipment is correspondingly connected with a processing equipment, and each distributed capture equipment includes at least one
Input port, an output port of each input port connection video card, by above-mentioned each input port from connection video card
Output port receives topography and is output to the processing equipment of connection；
In implementation, the number of output port of number and video card of distributed capture equipment is related, can be according to video card
Output port number determines the number of the distributed capture equipment used.
Specifically, if the number of the output port of video card is less than or equal to the input port of a distributed capture equipment,
The corresponding distributed capture equipment of so video card is attached, each output port and distributed capture equipment of video card
Input port connection；If the number of the output port of video card is greater than the input port of a distributed capture equipment,
One video card corresponds to multiple distributed capture equipment and is attached, each output port of video card and each distributed capture equipment
Input port connect one to one.Such as: video card output port 4, distributed capture equipment input port 1, then needing
4 distributed capture equipment are wanted to be correspondingly connected with 4 output ports of video card, the input port of each distributed capture equipment and aobvious
One output port of card is correspondingly connected with, if distributed capture equipment input port is 2, needs 2 distributions right
4 output ports of equipment acquisition video card should be connected, 2 of 2 input ports of each distributed capture equipment and video card are defeated
Exit port is correspondingly connected with.
As an alternative embodiment, Local map of the above-mentioned processing equipment to the distributed capture equipment output of connection
As carry out splicing obtain stitching image, by stitching image synchronize processing after be output to it is identical as the quantity of stitching image
Quantity is shown in equipment.
As an alternative embodiment, Local map of the above-mentioned processing equipment to the distributed capture equipment output of connection
Multiple sub- topographies are obtained as carrying out stingy figure scaling processing, are output to after multiple sub- topographies are synchronized processing and more
Ge Zi topography corresponds to the display equipment of number.
Two kinds of processing modes of above-mentioned processing equipment adopt received distributed apparatus according to the number selection of display equipment
Collection each topography handled, have following two ways, can the mode of choosing any one kind of them implement, can also be by two ways
In conjunction with implementation:
Mode one: the received topography of the distributed capture equipment of connection is carried out image mosaic processing by splicing,
Obtain stitching image number M, after M stitching image is synchronized, correspondence is output in M display equipment, wherein M greater than etc.
In 1.
Mode two: scratching figure scaling processing, and the received topography of distributed capture equipment of connection is carried out to scratch figure scaling,
Every topography is divided into H Ge Zi topography, after H Ge Zi topography is synchronized, correspondence is output in H display equipment,
Wherein, H is more than or equal to 2.
In an implementation, processing equipment can connect a display equipment, also can connect multiple display equipment.
Specifically, multiple distributed capture equipment are logical if the resolution ratio of a display equipment can satisfy user demand
It crosses processing equipment and connects same display equipment, processing equipment is by the collected all Local maps of each distributed capture equipment
As synchronizing splicing, synchronizes and shown in the same display equipment；
Show that demand of the quantity of equipment according to user to resolution ratio is related, if can satisfy use with a display equipment
Otherwise demand of the family to resolution ratio, according to the size of resolution ratio, is determined and is needed then it is determined that the quantity of display equipment is one
Display equipment quantity.
If demand of the display equipment it is impossible to meet user to resolution ratio, can be according to user's actual need
It determines the resolution ratio for needing image to be shown, the number of display equipment is determined according to resolution ratio, the number according to display equipment is true
The number N of processing equipment image to be spliced together is determined, to connect to processing equipment from each distributed capture equipment output end mouth
All topographies received are handled to obtain N number of image, such as: determine that display equipment is 16, distributed capture equipment
It is distributed capture equipment 1 and distributed capture equipment 2 respectively for 2, each distributed capture equipment has 2 input ports,
The topography for acquiring 4 output ports of video card 1, is equivalent to each distributed capture when image is shown on the display device
Equipment corresponds to 8 display equipment, and 4 display equipment in 8 display equipment show the image that the port 1 of video card 1 exports.Specifically
Which display equipment shows which can partially be controlled by processing equipment.
Step 103: each display equipment is used to show the received image of processing equipment output port from connection.
In implementation, above system can acquire the Local map of each output port output of video card by distributed capture equipment
Picture, video card include at least two output ports, and the image of video card output is at least divided into two parts, and corresponding one of every topography is defeated
Exit port output, all images of output can synchronize splicing by processing equipment, show in a display equipment
Show, the stingy figure scaling or splicing of image can also be carried out by processing equipment according to user demand, thus by treated
Every topography's difference simultaneous display is in multiple display equipment.
As an alternative embodiment, above-mentioned video card includes 4 output ports, the figure of each port transmission 1/4
Picture, the resolution ratio of each output port output image are 1920*1080, and above-mentioned distributed capture equipment includes 2 input ports,
It needs 2 distributed capture equipment to acquire the topography of above-mentioned 4 output ports of video card output, is shown with 1 display equipment
It is exported from the distributed capture equipment of connection, passes through the image after processing equipment splicing.
As an alternative embodiment, each distributed capture equipment is correspondingly connected at least by above-mentioned processing equipment
One display equipment；
The topography that above-mentioned processing equipment is used for the distributed capture equipment output to connection carries out splicing and obtains
Stitching image, and it is output to corresponding display equipment.
In implementation, image is output to corresponding display equipment, according to the number of display equipment and processing equipment from distribution
Formula acquires the quantity of the received topography of equipment, and determination performs corresponding processing received each topography, after processing
Image quantity it is consistent with the display quantity of equipment, and treated seat that each topography issues according to application layer
Mark, it is corresponding be output to in the consistent display equipment of coordinate.
As an alternative embodiment, above-mentioned processing equipment includes:
At least one decoder, the received each topography of distributed capture equipment for that will connect carry out image solution
Code, will obtain decoded each topography and be output to stingy figure scaler.
In implementation, if the received each topography of the distributed capture equipment of processing equipment from connection is code pattern
Picture then needs to be decoded processing to each topography by decoder, if received from the distributed capture equipment of connection
Be uncoded image, then do not need decoder and processing be decoded to each topography.
As an alternative embodiment, above-mentioned processing equipment is splicing equipment, the distribution for will connect
It acquires the received topography of equipment and carries out image mosaic processing, splicing is obtained into stitching image and is output to corresponding display
Equipment.
As an alternative embodiment, above-mentioned processing equipment is to scratch figure scaling apparatus, the distribution for will connect
The acquisition received topography of equipment carries out scratching figure scaling processing, and above-mentioned each topography is divided into setting quantity height office
Every Ge Zi topography is output to corresponding display equipment by portion's image.
Specifically, distributed capture equipment can be supported to transmit uncoded high-definition image；
As shown in Fig. 2, video card has 4 output ports, the high-definition image that will be exported is equally divided into 4 parts, is set to
A, B, C, D, each output port of video card export topography, and the resolution ratio of each topography is 3840*2160；
Distributed capture equipment includes 2 input ports, utilizes each input port in two distributed capture equipment
Each output port on video card is acquired, distributed capture equipment obtains above-mentioned 4 part high-definition image, and above-mentioned 4 part high definition
Image is all uncoded；
Because the received 4 part high-definition image of the distributed capture equipment of above-mentioned processing equipment from connection is all uncoded, then
Processing equipment does not need to be decoded 4 part high-definition images；
Show that equipment is 16, and the high resolution that each display equipment is supported is in above-mentioned uncoded high-definition image, that
Processing equipment handles every part high-definition image A, B, C, D, and controls that treated that image is set in 16 displays respectively
For upper carry out simultaneous display, every part high-definition image A, B, C, D scratch scheming to scale by the stingy figure scaler in processing equipment to be put down
4 fractions are divided into, high-definition image A is divided for A1、A2、A3、A4；High-definition image B is divided for B1、B2、B3、B4；By high-definition image C
It is divided into C1、C2、C3、C4；High-definition image D is divided for D1、D2、D3、D4；
By the high-definition image A of above-mentioned 16 fractions1、A2、A3、A4、B1、B2、B3、B4、C1、 C2、C3、C4、D1、D2、D3、D4
It respectively corresponds above-mentioned 16 displays equipment to be shown, because the high resolution that each display equipment is supported is in above-mentioned uncoded
High-definition image is carried out scratching figure scaling, is equivalent to video card output by the stingy figure scaler in processing equipment to 1/4 image
1/16 image of original image is shown in a display equipment, can amplify 4 times to above-mentioned 1/4 image resolution ratio, often
The resolution ratio of a display equipment is 7680*4320, so that the resolution ratio of image is 7680*4320 on display, is realized to high score
The clear display of resolution image.
As an alternative embodiment, above-mentioned distributed capture equipment further includes encoder, it is used for each part
Image carries out image coding.
Specifically, above-mentioned distributed capture equipment may include encoder, the above-mentioned distributed capture equipment including encoder
Main function is acquisition different video transmission standard such as VGA standard, DVI standard, HDMI standard, SDI standard, HDCVI standard etc.
The video of different transmission standards, carried out in distributed capture equipment H.264, H.265, the coding of the formats such as SVAC, then lead to
Data after crossing network transmission coding.
In implementation, distributed capture equipment can also transmit the view of the uncoded YUV format of high quality by light end module
Frequently, above-mentioned display equipment can also support high-resolution video to be shown in display equipment.
As an alternative embodiment, the distributed capture equipment in above system can be it is following any:
Each distributed capture equipment is that remote distributed acquires equipment；Or
Each distributed capture equipment is local distributed capture equipment.
Above-mentioned remote distributed acquisition equipment is correspondingly connected with long-range video card, and remote distributed acquires the long-range of equipment and connection
Video card and display equipment perhaps need to use net not in areal apart from distant or above-mentioned remote distributed acquisition equipment
Network connection type is attached with processing equipment；
Local distributed capture equipment is correspondingly connected with local video card, local distributed capture equipment and the local being correspondingly connected with
Video card and display equipment are separated by relatively closely, and local distributed capture equipment can be connected with wired connection mode and processing equipment
It connects.
As an alternative embodiment, above system further include:
At least one local distributed capture equipment and at least one local video card；
Each video card includes at least two output ports, for the complete image of acquisition to be divided at least two Local maps
Picture exports each topography by a corresponding output port；
Each local distributed capture equipment includes at least one input port, and each input port connects local video card
One output port, by each input port of above-mentioned local distributed capture equipment from the output port for connecting local video card
It receives topography and is output to the display equipment of connection；
Each display equipment is used to receive image from the remote distributed of connection acquisition equipment output end mouth and show, or from
Local distributed capture equipment output end mouth receives image and shows.
Specifically, receiving image from the remote distributed of connection acquisition equipment output end mouth and being set from local distributed capture
Standby output port receives image, and the instruction issued according to application layer is shown at times in identical display equipment.
As an alternative embodiment, above-mentioned remote distributed acquisition equipment is connected to pair by optical fiber connection type
The display equipment answered.
As an alternative embodiment, above-mentioned distribution is adopted when above system includes local distributed capture equipment
Collect and is connected between equipment and above controller by bus interface PCIE bus.
As an alternative embodiment, above-mentioned distribution is adopted when above system includes local distributed capture equipment
It is connected between collection equipment and above controller by PCIE bus.
As an alternative embodiment, the output port of above-mentioned video card is the high-definition multimedia interface port HDMI.
Below with reference to system shown in Fig. 3, above-described embodiment is described in detail:
System shown in Fig. 3 includes: that 2 video cards, 2 local distributed capture equipment, 2 remote distributeds acquisitions are set
A standby, processing equipment and 16 display equipment；
Wherein, above-mentioned each video card has 4 output ports, and the resolution ratio for exporting image is 1920*1080；
Above-mentioned each local distributed capture equipment includes: 2 input ports, 2 encoders；
Each remote distributed acquisition equipment has 2 input ports；
Processing equipment includes:
2 decoders, each decoder have 2 input ports, and 4 input ports receive 4 offices sent from controller
Portion's image carries out image decoding to 4 topographies respectively, will obtain decoded 4 topographies and be output to stingy figure scaler；
Figure scaling 306 is scratched, decoded 4 topographies of above-mentioned decoder are carried out to scratch figure scaling processing, it will be above-mentioned each
Topography is divided into 4 small images, shares 4*4=16 small images, and each small image is done synchronization process, controls 16
Small image simultaneous display in 16 display equipment.
Image mosaic 307 determines the need for carrying out stitching portion to above-mentioned 4 topographies according to the number of display equipment
Reason, such as: display equipment is 16, then does not need to splice above-mentioned 4 topographies；It shows that equipment is 1, then needs
Above-mentioned 4 topographies are spliced to export on the display device after obtaining an image.
Distributed capture equipment according to use is remote distributed acquisition equipment or local distributed capture equipment, divides feelings
Condition illustrates specific implementation steps in above system, as follows:
Situation one: distributed capture equipment is determined as acquiring what equipment exported long-range video card using 2 remote distributeds
Image is acquired, and it is shown that specific step is as follows:
Step 201: 4 output ports of long-range video card 301 export topography respectively；
Specifically, 4 output ports of video card are respectively designated as A, B, C, D, 1/4 image is transmitted out in each port respectively,
The resolution ratio of every 1/4 image is 1920*1080.
Corresponding 4 outputs for receiving long-range video card of 4 input ports of 202:2 remote distributed acquisition equipment of step
The topography of port output；
Specifically, 2 remote distributeds acquire equipment 303 and 304, share 4 input ports, respectively correspond above-mentioned A, B,
C, D will connect from received each 1/4 image of A, B, C, D, and by the encoder in remote distributed acquisition equipment to above-mentioned
4 topographies received are encoded respectively.
Step 203: 4 topographies after coding are transferred to processing equipment by optical fiber class video dedicated network；
Step 204: processing equipment sends above-mentioned 4 topographies in 4 decoders and carries out image decoding, will decode
4 topographies afterwards are output to stingy figure scaler；
Step 205: scratching figure scaler and carry out decoded 4 topographies to scratch figure scaling processing；
Specifically, each topography A, B, C, D are divided into 4 Ge Zi topographies, respectively A1、A2、A3、A4、B1、
B2、B3、B4、C1、C2、C3、C4、D1、D2、D3、D4, corresponding 16 displays are output to after synchronization process is done by every Ge Zi topography
Equipment simultaneous display, the resolution ratio of above-mentioned every Ge Zi topography are original 4 times, are 3840*2160.
Situation two: what distributed capture equipment was determined as exporting local video card using 2 local distributed capture equipment
Image is acquired.
Above-mentioned distributed capture equipment specific implementation step reference case one, which is not described herein again.
The output picture of 4 port HDMI of above-mentioned video card keeps synchronizing, and timing is unanimously as shown in Figure 4.
Each port exports a video interrupt signal Vsync；
Above-mentioned processing equipment can receive interrupt signal, guarantee the above-mentioned distributed capture equipment acquisition each port of video card
The count value of interrupt signal is consistent, and using above-mentioned interrupt signal control processing equipment, treated that sub- topography's simultaneous display exists
It shows in equipment.
The workflow of distributed capture equipment and processing equipment is specifically described below, as follows:
The collecting flowchart of distributed capture equipment is as follows:
Step 301: the acquisition channel of the input port of each distributed apparatus is in acquisition video card output port topography
While acquire each output port of video card synchronizing information；
Above-mentioned synchronizing information is interrupt signal Vsync.
Specifically, above-mentioned each acquisition channel respectively counts the interrupt signal Vsync in each acquisition channel, often
Detect that a Vsync interrupts count value and adds 1, wherein include an interruption letter in the frame in each topography of acquisition
Number, above-mentioned Vsync interruption count value is filled into the frame information of each topography, so that being transferred to processing equipment does synchronization
Control uses；
Step 302: each distributed capture equipment response controls information by two classes that above-mentioned processing equipment is sent.
Specifically, above-mentioned two classes control information one kind is to return to current Vsync to interrupt count value；Second is that Vsync is interrupted
Count value resets.
Processing equipment controls specific process flow such as Fig. 5 institute that each acquisition channel of distributed capture equipment synchronizes
Show:
Step 401: distributed capture equipment starts to acquire topography from each output port of video card；
Step 402: the Vsync for obtaining the topography of current each acquisition channel interrupts count value；
Specifically, distributed capture equipment obtains current each acquisition channel acquisition every setting time (such as 2 seconds)
Topography's frame information, the Vsync that the topography of each acquisition is obtained from above-mentioned frame information interrupt count value；
Step 403: count value is interrupted to the Vsync of current all acquisition channels and is judged, any two above-mentioned distributions
When Vsync count value in the acquisition channel of acquisition equipment input port differs by more than zero, step 404 is executed, otherwise, return is held
Row step 402；
Step 404: processing equipment issuing message notifies the Vsync of current all acquisition channels to interrupt count value and open from zero
Starting weight New count.
The above method controls interrupt signal by processing equipment, guarantees that the Vsync of current all acquisition channels is interrupted and counts
Value is consistent, is able to solve the Vsync in distributed parallel computing environment in acquisition channel caused by various software and hardware operation irregularities and counts
It is worth inconsistent problem, realizes a kind of ability restored automatically.
Wherein, when the Vsync that processing equipment obtained or resetted each acquisition channel record interrupts count value, above-mentioned acquisition
Time is short as far as possible, if because the frame of each acquisition channel acquisition 60HZ, interframe are divided into 16.7ms, are managed by Nai Kuishi is specific
Know, obtain every frame delay must 8ms and it is following (if certainly acquisition 75HZ video, need lower delay), so
The network message transmission access of high quality is needed to guarantee timely to obtain and reset Vsync and interrupt count value, processing equipment
The video monitoring dedicated network and switch device that optical fiber class can be used obtain or reset the Vsync of each acquisition channel record
Interrupt count value.
Processing equipment control synchronizes the specific of display processing by each topography that distributed capture equipment acquires
Method is as follows:
Step 501: when processing equipment determines that topography's first frame of all acquisition channel acquisitions all reaches display queue,
Empty existing topography's frame in display queue；
Step 502: after processing equipment caches number frame in display queue, judging what each acquisition channel acquired between each other
Vsync in topography's frame interrupts whether count difference value has greater than zero, no to then follow the steps if it is execution step 503
504；
Step 503: notice Vsync interrupts the display queue where Vsync interruption count value of the count difference value greater than zero, loses
It abandons the Vsync and interrupts the corresponding topography's frame of count value, remove frame and be sent to display queue；
Step 504: when determining that the Vsync interruption count value of all acquisition channel acquisitions is all the same, by all acquisition channels
The topography of acquisition send display equipment to be shown.
Specifically, processing equipment (such as several hundred milliseconds) can obtain current all acquisition channel acquisitions at regular intervals
Topography Vsync interrupt count value；
Processing equipment can be used when obtaining and entering display queue with every frame of the topography in control acquisition channel
The mode of address of cache or shared drive or other low delays.
The detailed process that display equipment is shown is as follows:
The every frame for every topography that the displaing coordinate that processing equipment is issued according to application layer is acquired from each acquisition channel
In corresponding position handled, will treated that every Ge Zi topography is sent into display queue；
Above-mentioned processing can be stingy figure scaling processing, be also possible to splicing.
The each delivery outlet of processing equipment has the display queue that can cache multiframe topography frame, such as display queue
In can cache 12 frame topography frames, can be dynamically distributed by actual conditions display queue length, according to the control of processing equipment
Information processed carries out two kinds of processing modes to topography's frame of head of the queue in each display queue: being sent into display queue or frame losing.
It determines and topography's frame where the identical Vsync of each acquisition channel to be interrupted to count value is sent into display team
When column, the topography of each acquisition channel acquisition on the display device being capable of simultaneous display.
It should be understood by those skilled in the art that, the embodiments of the present invention can provide as method, system or computer
Program product.Therefore, the utility model can be used complete hardware embodiment, complete software embodiment or combine software and hardware
The form of the embodiment of aspect.Moreover, it wherein includes computer available programs that the utility model, which can be used in one or more,
The computer implemented in the computer-usable storage medium (including but not limited to magnetic disk storage and optical memory etc.) of code
The form of program product.
The utility model is produced referring to according to the method, equipment (system) and computer program of the utility model embodiment
The flowchart and/or the block diagrams of product describes.It should be understood that can be realized by computer program instructions in flowchart and/or the block diagram
Each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these meters
Calculation machine program instruction is to the place of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices
Device is managed to generate a machine, so that producing by the instruction that computer or the processor of other programmable data processing devices execute
Life is for realizing the function of specifying in one or more flows of the flowchart and/or one or more blocks of the block diagram
Equipment.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of equipment, the commander equipment realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of distributed capture synchronous display system, which is characterized in that the system includes at least one video card, at least one point
Cloth acquires equipment and at least one display equipment, a processing equipment, in which:
Each video card includes at least two output ports, and the video card is used to for the complete image of acquisition to be divided at least two parts
Image exports each topography by a corresponding output port；
Each distributed capture equipment is correspondingly connected with a processing equipment, and each distributed capture equipment includes at least one input
Port, an output port of each input port connection video card, by each input port from the output of connection video card
Port receives the processing equipment that topography is output to connection；
The processing equipment is handled to obtain display image to the topography of the distributed capture equipment output of connection, will be every
A display image is output to corresponding display equipment；
Each display equipment is for showing from the received display image of processing equipment and handling.
2. system according to claim 1, which is characterized in that the processing equipment is splicing equipment, for that will connect
The received topography of the distributed capture equipment connect carries out image mosaic processing, and splicing is obtained stitching image and is output to
Corresponding display equipment.
3. system according to claim 1, which is characterized in that the processing equipment is to scratch figure scaling apparatus, for that will connect
The received topography of distributed capture equipment connect carries out scratching figure scaling processing, and each topography is divided into setting
Every Ge Zi topography is output to corresponding display equipment by quantity Ge Zi topography.
4. any system according to claim 1~3, which is characterized in that
Each distributed capture equipment is that remote distributed acquires equipment；Or
Each distributed capture equipment is local distributed capture equipment.
5. any system according to claim 1~3, which is characterized in that each distributed capture equipment is long-range
Distributed capture equipment, the system also includes:
At least one local distributed capture equipment and at least one local video card；
Each video card includes at least two output ports, will for the complete image of acquisition to be divided at least two topographies
Each topography is exported by a corresponding output port；
Each local distributed capture equipment includes at least one input port, and each input port connects one of local video card
Output port is received by each input port of the local distributed capture equipment from the output port for connecting local video card
Topography and the display equipment for being output to connection；
Each display equipment is used to receive from the remote distributed of connection acquisition equipment output end mouth and image and show, or from local
Distributed capture equipment output end mouth receives image and shows.
6. system according to claim 4, which is characterized in that the remote distributed acquisition equipment passes through optical fiber connection side
Formula is connected to corresponding display equipment.
7. system according to claim 4, which is characterized in that the system comprises when local distributed capture equipment, institute
It states and is connected between the decoder in distributed capture equipment and processing equipment by PCIE bus.
8. system according to claim 5, which is characterized in that the system comprises when local distributed capture equipment, institute
It states and is connected between the decoder in distributed capture equipment and processing equipment by PCIE bus.
9. system according to claim 1, which is characterized in that the distributed capture equipment further includes encoder, is used for
Each topography is subjected to image coding.
10. system according to claim 1, which is characterized in that the output port of the video card is high-definition multimedia interface
The port HDMI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN113542840A (en) * | 2021-06-11 | 2021-10-22 | 浙江大华技术股份有限公司 | Method for adjusting display delay, electronic device and storage medium |
| CN113542840B (en) * | 2021-06-11 | 2023-04-07 | 浙江大华技术股份有限公司 | Method for adjusting display delay, electronic device and storage medium |
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