CN109327652A - A kind of ultrahigh resolution monitoring display device - Google Patents
A kind of ultrahigh resolution monitoring display device Download PDFInfo
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- CN109327652A CN109327652A CN201811267821.6A CN201811267821A CN109327652A CN 109327652 A CN109327652 A CN 109327652A CN 201811267821 A CN201811267821 A CN 201811267821A CN 109327652 A CN109327652 A CN 109327652A
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- ultrahigh resolution
- image
- display device
- monitoring
- definition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
- H04N7/185—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source from a mobile camera, e.g. for remote control
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/698—Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Studio Devices (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
This application discloses a kind of ultrahigh resolutions to monitor display device, comprising: big visual field camera lens, for monitoring the dynamic object in a wide range of scene in real time；Ultrahigh resolution camera is connect with big visual field camera lens, for shooting the monitoring scene image high-definition comprising dynamic object；Intelligent image processor, connect with ultrahigh resolution camera, extracts high-definition image according to the segmentation of calculated position in the position of monitoring scene image for calculating dynamic object, and high-definition image is sent to remote monitoring center.Due to using ultrahigh resolution camera, it arranges in pairs or groups big visual field camera lens, and intelligent image processor, large-scale scene is monitored in real time, without installing to cover entire monitoring area multiple cameras, setting up turntable, saves hardware resource and cost of equipment maintenance, and there is automatic target monitoring and panorama tracking ability, high-definition image can be directly exported, monitor mode is simple and convenient, reduces manually-operated cost and unstability.
Description
Technical field
The present invention relates to scene monitoring display fields, monitor display device more particularly to a kind of ultrahigh resolution.
Background technique
With the continuous development of high-tech technology, requirement of the people to monitoring collection video information is also continuously improved.Intelligence
Monitoring device has been increasingly becoming the commonly used facility of each level of society, and coverage is extensive, including national defense safety, ecology peace
Entirely, critical facility place safety, civil order safety, common people's inhabitation and daily life safety etc..Therefore intelligent monitoring product
It is developed rapidly in more and more fields.Video camera also moves towards networking, high Qinghua from simulation model, by " seeing originally
See " gradually develop to " seeing clearly " " looking far ".
But in order to see, monitoring scene is needed using the video camera for taking holder traditional monitoring device on a large scale,
Operator controls the scene that holder observation exceeds current field.The object in monitoring scene is seen clearly in monitoring application
Body needs to transmit HD video, and is also not up to high resolution ratio at present.
Therefore, how more easily to monitor large-scale real-time scene and guarantee that the image resolution ratio of output is high, be ability
Field technique personnel technical problem urgently to be resolved.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of ultrahigh resolutions to monitor display device, monitor mode is simple
Convenient, output image definition is high, and without installing multiple cameras, setting up turntable, saves cost.Its concrete scheme is such as
Under:
A kind of ultrahigh resolution monitoring display device, comprising:
Big visual field camera lens, for monitoring the dynamic object in a wide range of scene in real time；
Ultrahigh resolution camera is connect with the big visual field camera lens, high-definition comprising the dynamic mesh for shooting
Target monitoring scene image；
Intelligent image processor is connect with the ultrahigh resolution camera, for calculating the dynamic object in the prison
The position for controlling scene image extracts high-definition image according to the calculated position segmentation, and the high-definition image is sent
To remote monitoring center.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the intelligent image
Processor is also used to adjust the time for exposure of the ultrahigh resolution camera according to the calculated position.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the big visual field mirror
The field range of head is 90 ° or more.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the super-resolution
The resolution ratio of rate camera is 12000 × 5000 pixels.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the high-definition image
Resolution ratio be 1920 × 1080 pixels.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the intelligent image
Processor includes embedded board, DDR memory and the network module of FPGA and DSP composition；
The FPGA, for the current frame image data of the monitoring scene image to be transmitted to the DDR memory；
The DDR memory, for storing the image data of the FPGA transmission；
The DSP and is stored in the DDR memory for reading the current frame image data in the DDR memory
In the comparison of history frame image data, calculate the dynamic object in the position of the monitoring scene image, and according to calculating
The position segmentation extract high-definition image；
The network module, for the high-definition image to be transmitted to remote monitoring center.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the DSP is also used
In the high-definition image is compressed by H264 compression algorithm.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the DSP is also used
According to the calculated position, the gray average of position region image is calculated, according to the gray average meter
It calculates the time for exposure of the ultrahigh resolution camera, and the time for exposure of the ultrahigh resolution camera is adjusted.
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the DSP is selected
DSP6678。
Preferably, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, the super-resolution
Rate monitoring display device is mounted in monitoring scene 1km distance range.
A kind of ultrahigh resolution provided by the present invention monitors display device, comprising: big visual field camera lens, for monitoring in real time
Dynamic object in a wide range of scene；Ultrahigh resolution camera is connect with big visual field camera lens, high-definition includes for shooting
The monitoring scene image of dynamic object；Intelligent image processor, connect with ultrahigh resolution camera, exists for calculating dynamic object
The position of monitoring scene image extracts high-definition image according to the segmentation of calculated position, and high-definition image is sent to remotely
Monitoring center.The present invention uses ultrahigh resolution camera, and arrange in pairs or groups big visual field camera lens and intelligent image processor are supervised in real time
Hardware money is saved without installing multiple cameras to cover entire monitoring area, setting up turntable depending on large-scale scene
Source and cost of equipment maintenance, and there is automatic target monitoring and panorama tracking ability, high-definition image can be directly exported, is monitored
Mode is simple and convenient, greatly reduces the quantity of required staff and the technical level requirement to operator, reduces people
The cost and unstability of work operation.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram that ultrahigh resolution provided in an embodiment of the present invention monitors display device；
Fig. 2 is the concrete structure schematic diagram that ultrahigh resolution provided in an embodiment of the present invention monitors display device；
Fig. 3 is the work flow diagram of intelligent image processor provided in an embodiment of the present invention；
Fig. 4 is the process flow diagram of DSP in intelligent image processor provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of ultrahigh resolution monitoring display device, as shown in Figure 1, comprising:
Big visual field camera lens 1, for monitoring the dynamic object in a wide range of scene in real time；
Ultrahigh resolution camera 2 is connect with big visual field camera lens 1, for shooting the prison high-definition comprising dynamic object
Control scene image；
Intelligent image processor 3 is connect with ultrahigh resolution camera 2, for calculating dynamic object in monitoring scene image
Position, high-definition image is extracted according to the segmentation of calculated position, and high-definition image is sent to remote monitoring center.
In above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, using ultrahigh resolution camera,
Big visual field camera lens and intelligent image processor, to monitor large-scale scene in real time, without to cover entire monitoring area
Installation multiple cameras sets up turntable, saves hardware resource and cost of equipment maintenance, and with automatic target monitoring and entirely
Scape tracking ability can directly export high-definition image and observe for staff, and monitor mode is simple and convenient, needed for greatly reducing
The quantity of staff and to the requirement of the technical level of operator, reduces manually-operated cost and unstability.
It should be noted that big visual field camera lens and ultrahigh resolution camera, which form above-mentioned ultrahigh resolution, monitors display device
Monitoring picture take in part, large-scale real-time scene can be monitored under the conditions of single-frame images.Ultrahigh resolution monitoring
Display device may be mounted in monitoring scene 1km distance range, the dynamic object in real-time detection scene, to detect dynamic
Object real-time tracking realizes the blur-free imaging to dynamic objects such as vehicle, personnel.The segmentation of intelligent image processor extracts high definition
Image, it is ensured that dynamic object is always positioned at display image center location in output image.
Further, in the specific implementation, display device is monitored in above-mentioned ultrahigh resolution provided in an embodiment of the present invention
In, due in order to realize that, to large-scale scene monitoring, present invention employs big visual field camera lenses, and this camera lens is set due to optics
Characteristic is counted, field of view center and field of view edge position can have biggish light ray energy difference, certainly will will cause the view of acquisition image
There are biggish gray difference in field center and visual field two sides, simultaneously as monitoring range is wide, it is more acute to monitor light variation in environment
Strong, different location has biggish grey scale change in image, shows that the high-definition image of output is defeated according to dynamic target position again
Out, therefore intelligent image processor 3 can use local dimming technology, can be also used for according to calculated position, adjustment
The time for exposure of ultrahigh resolution camera.The time for exposure for adjusting camera in this way is conducive to imaging display, camera is made to export image
It is monitored in calculated position region suitable for human eye.
In the specific implementation, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, big visual field
The field range of camera lens can be 90 ° or more, to monitor larger range scene in certain distance.It should be noted that about
The field range of big visual field camera lens is also possible to other ranges, monitors larger range scene in certain distance as long as meeting,
This will not be repeated here.
In the specific implementation, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, superelevation point
The resolution ratio of resolution camera can achieve 12000 × 5000 pixels, to obtain monitoring scene image more high-definition.From prison
The resolution ratio for dividing the high-definition image extracted in control scene image can achieve 1920 × 1080 pixels.It should be noted that
Above-mentioned pixel is simply to illustrate that example one by one shown in the present invention, during specific implementation, point of ultrahigh resolution camera
Resolution is also possible to other pixels, and the resolution ratio for similarly dividing the high-definition image extracted is also possible to other pixels, is not limited to
12000 × 5000 pixels, 1920 × 1080 pixels.
In the specific implementation, in above-mentioned ultrahigh resolution monitoring display device provided in an embodiment of the present invention, such as Fig. 2 institute
Show, intelligent image processor 3 may include FPGA (Field Programmable gatearray, field programmable gate array)
The embedded board of the composition of 31 and DSP (Digital Signal Processing, Digital Signal Processing) 32, DDR memory
(Double Data Rate, Double Data Rate synchronous DRAM) 33 and network module 34.It should be noted that intelligence
Image processor can also be including other embedded devices such as industrial personal computer, network interface card, it is not limited here.
Specifically, as shown in Figure 3 and Figure 4, FPGA 31 can be used for receiving the monitoring scene of ultrahigh resolution camera shooting
The current frame image data of monitoring scene image are transmitted to DDR memory 33 by image；DDR memory 33 can be used for storing
The image data that FPGA 31 is transmitted；DSP 32 can be used for reading the current frame image data in DDR memory 33, with storage
History frame image data comparison in DDR memory 33, calculates dynamic object in the position of monitoring scene image, and according to meter
The position segmentation of calculating extracts high-definition image；Network module 34 can be used for high-definition image being transmitted to remote monitoring center.
It should be noted that DSP can select DSP6678.As shown in figure 3, DSP is calculating dynamic object in monitoring field
Behind the position of scape image, calculated position can be sent to FPGA, FPGA saves high-definition image according to the position and deposits to DDR
In reservoir.As shown in figure 4, DSP is calculating dynamic object before the position of monitoring scene image, dynamic mesh can be first calculated
Difference gray threshold is marked, dynamic object is detected, dynamic object is calculated in monitoring scene figure by the dynamic object detected
The position of picture.
Further, as shown in figure 4, DSP can be also used for compressing high-definition image, then by compressed image
It is transmitted to remote monitoring center by network module, is transmitted convenient for data.Specifically, compress mode can be compressed by H264 and be calculated
Method.
Further, as shown in figure 4, DSP can be also used for according to calculated position, calculating position region figure
The gray average of picture calculates the time for exposure of ultrahigh resolution camera, and the exposure to ultrahigh resolution camera according to gray average
It is adjusted between light time, is conducive to imaging display in this way, camera output image is made to be suitable for people in calculated position region
Eye monitoring.
To sum up, a kind of ultrahigh resolution provided in an embodiment of the present invention monitors display device, comprising: big visual field camera lens is used
Dynamic object in a wide range of scene of real time monitoring；Ultrahigh resolution camera is connect, for shooting high definition with big visual field camera lens
The monitoring scene image comprising dynamic object of clear degree；Intelligent image processor, connect with ultrahigh resolution camera, for calculating
Dynamic object extracts high-definition image in the position of monitoring scene image, according to the segmentation of calculated position, and by high-definition image
It is sent to remote monitoring center.The present invention uses ultrahigh resolution camera, arrange in pairs or groups big visual field camera lens and intelligent image processing
Device, to monitor large-scale scene in real time, without installing multiple cameras to cover entire monitoring area, setting up turntable,
Hardware resource and cost of equipment maintenance are saved, and there is automatic target monitoring and panorama tracking ability, can directly be exported
High-definition image, monitor mode is simple and convenient, greatly reduces the quantity of required staff and the technical level to operator
It is required that reducing manually-operated cost and unstability.
Finally, it is to be noted that, herein, relational terms be used merely to by an entity or operation with it is another
A entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this actual
Relationship or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion,
So that the process, method, article or equipment for including a series of elements not only includes those elements, but also including not having
The other element being expressly recited, or further include for elements inherent to such a process, method, article, or device.Do not having
There is the element limited in the case where more limiting by sentence "including a ...", it is not excluded that in the mistake including the element
There is also other identical elements in journey, method, article or equipment.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Ultrahigh resolution provided by the present invention monitoring display device is described in detail above, it is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand originally
The method and its core concept of invention；At the same time, for those skilled in the art, according to the thought of the present invention, specific
There will be changes in embodiment and application range, in conclusion the content of the present specification should not be construed as to of the invention
Limitation.
Claims (10)
1. a kind of ultrahigh resolution monitors display device characterized by comprising
Big visual field camera lens, for monitoring the dynamic object in a wide range of scene in real time；
Ultrahigh resolution camera is connect with the big visual field camera lens, includes the dynamic object for shooting high-definition
Monitoring scene image；
Intelligent image processor is connect with the ultrahigh resolution camera, for calculating the dynamic object in the monitoring field
The position of scape image extracts high-definition image according to the calculated position segmentation, and the high-definition image is sent to far
Range monitoring center.
2. ultrahigh resolution according to claim 1 monitors display device, which is characterized in that the intelligent image processing
Device is also used to adjust the time for exposure of the ultrahigh resolution camera according to the calculated position.
3. ultrahigh resolution according to claim 1 monitors display device, which is characterized in that the view of the big visual field camera lens
Field range is 90 ° or more.
4. ultrahigh resolution according to claim 1 monitors display device, which is characterized in that the ultrahigh resolution camera
Resolution ratio be 12000 × 5000 pixels.
5. ultrahigh resolution according to claim 1 monitors display device, which is characterized in that the resolution of the high-definition image
Rate is 1920 × 1080 pixels.
6. ultrahigh resolution according to claim 2 monitors display device, which is characterized in that the intelligent image processor
Embedded board, DDR memory and the network module formed including FPGA and DSP；
The FPGA, for the current frame image data of the monitoring scene image to be transmitted to the DDR memory；
The DDR memory, for storing the image data of the FPGA transmission；
The DSP and is stored in the DDR memory for reading the current frame image data in the DDR memory
The comparison of history frame image data, calculates the dynamic object in the position of the monitoring scene image, and according to calculated institute
Rheme sets segmentation and extracts high-definition image；
The network module, for the high-definition image to be transmitted to remote monitoring center.
7. ultrahigh resolution according to claim 6 monitors display device, which is characterized in that the DSP is also used to pass through
H264 compression algorithm compresses the high-definition image.
8. ultrahigh resolution according to claim 6 monitors display device, which is characterized in that the DSP is also used to basis
The calculated position, calculates the gray average of position region image, according to gray average calculating
The time for exposure of ultrahigh resolution camera, and the time for exposure of the ultrahigh resolution camera is adjusted.
9. ultrahigh resolution according to claim 6 monitors display device, which is characterized in that the DSP is selected
DSP6678。
10. ultrahigh resolution according to claim 1 monitors display device, which is characterized in that the ultrahigh resolution prison
Control display device is mounted in monitoring scene 1km distance range.
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| CN201811267821.6A CN109327652A (en) | 2018-10-29 | 2018-10-29 | A kind of ultrahigh resolution monitoring display device |
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| CN113301308A (en) * | 2021-05-25 | 2021-08-24 | 浙江安防职业技术学院 | Video monitoring device for safety monitoring |
| CN114778558A (en) * | 2022-06-07 | 2022-07-22 | 成都纵横通达信息工程有限公司 | Bridge monitoring device, system and method based on video image |
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Application publication date: 20190212 |