CN105979209A - Monitoring video display method and monitoring video display device - Google Patents
Monitoring video display method and monitoring video display device Download PDFInfo
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- CN105979209A CN105979209A CN201610383031.9A CN201610383031A CN105979209A CN 105979209 A CN105979209 A CN 105979209A CN 201610383031 A CN201610383031 A CN 201610383031A CN 105979209 A CN105979209 A CN 105979209A
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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
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Abstract
The invention discloses a monitoring video display method and a monitoring video display device. A moving object in a monitoring video is monitored automatically, and reliability is high. The monitoring video display method is characterized in that the moving direction and the moving speed of the moving object in the monitoring video are determined; the potential moving area of the above mentioned object is determined according to the moving object display area in a current display window, the moving direction of the moving object, and the moving speed of the moving object; the potential moving area of the moving object is displayed in a magnified manner.
Description
Technical field
The application relates to video display technology field, particularly relates to a kind of monitor video display packing and device.
Background technology
In existing monitor video Display Technique, multiwindow is used to show multiple video channel often
All pictures, now, can only see the whole of the monitor video that corresponding video channel transmitted from each window
Body situation.Owing to the visual angle of monitor video is the widest, when the mobile objects such as pedestrian occur at a distance, no
Easily monitor this concrete situation moving object by whole pictures of this monitor video.
In part monitor video display packing, can manually select the side that specific region is amplified
Method, is monitored mobile object.But, use the method, still need to the shifting in artificial cognition monitor video
Dynamic object, just can be further directed to this and move object and carry out partial enlargement.When the territorial scope monitored more
Broadness, and when mobile object is the most small in monitor video, the method that this monitor video shows will expend
Higher manpower, and reliability is relatively low.
Therefore, prior art exists the problem being difficult to be monitored the mobile object in monitor video.
Summary of the invention
The embodiment of the present application provides a kind of monitor video display packing and device, is difficult to regard monitoring in order to solving
The problem that mobile object in Pin is monitored.
The embodiment of the present application provides a kind of monitor video display packing, including:
Determine moving direction and the translational speed of mobile object present in monitor video；
According to above-mentioned mobile the object currently mobile object display area in display window, above-mentioned moving direction
And translational speed, determine the potential moving area of above-mentioned mobile object；
Amplify the potential moving area showing above-mentioned mobile object.
The embodiment of the present application also provides for a kind of monitor video display device, including:
Computing unit, for determining moving direction and the translational speed of mobile object present in monitor video；
Determine unit, for according to the above-mentioned mobile object currently mobile object display area in display window
Territory, above-mentioned moving direction and translational speed, determine the potential moving area of above-mentioned mobile object；
Display unit, for amplifying the potential moving area showing above-mentioned mobile object.
The application beneficial effect includes:
The scheme that the embodiment of the present application provides can identify mobile object automatically, and calculates the movement of mobile object
Direction and translational speed, on the basis of mobile object current display area, according to mobile object and mobile speed
Degree dopes the potential moving area of mobile object, by amplifying aobvious at display window by this potential moving area
Show, it is achieved being automatically monitored the mobile object in monitor video, reliability is higher.
Other features and advantage will illustrate in the following description, and, partly from explanation
Book becomes apparent, or understands by implementing the application.The purpose of the application and other advantages can
Realize by structure specifically noted in the description write, claims and accompanying drawing and obtain
?.
Accompanying drawing explanation
Accompanying drawing is for providing further understanding of the present application, and constitutes a part for description, with this Shen
Embodiment please be used for together explaining the application, be not intended that the restriction to the application.In the accompanying drawings:
The schematic flow sheet of a kind of monitor video display packing that Fig. 1 provides for the embodiment of the present application；
The detailed process schematic diagram of a kind of monitor video display packing that Fig. 2 provides for the embodiment of the present application；
The structural representation of a kind of monitor video display device that Fig. 3 provides for the embodiment of the present application 1.
Detailed description of the invention
In order to provide the implementation being automatically monitored the mobile object in monitor video, the application implements
Example provides a kind of monitor video display packing and device, below in conjunction with preferred to the application of Figure of description
Embodiment illustrates, it will be appreciated that preferred embodiment described herein is merely to illustrate and explains this Shen
Please, it is not used to limit the application.And in the case of not conflicting, the embodiment in the application and enforcement
Feature in example can be mutually combined.
The embodiment of the present application provides a kind of monitor video display packing, as it is shown in figure 1, specifically can include with
Lower step:
S101, the moving direction determining mobile object present in monitor video and translational speed；
S102, according to above-mentioned mobile the object currently mobile object display area in display window, above-mentioned shifting
Dynamic direction and translational speed, determine the potential moving area of above-mentioned mobile object；
S103, in above-mentioned display window amplify show above-mentioned mobile object potential moving area.
Specifically, it is determined by above-mentioned potential moving area, can be when monitoring above-mentioned mobile object, for this
Mobile object reserves enough mobile spaces, it is to avoid regard monitoring because the instantaneous velocity of mobile object changes
The display of frequency impacts, additionally, show the potential moving area moving object and the most more meet prison
The control personnel in-mind anticipation when the mobile object of monitoring.Actual when implementing, above-mentioned mobile object display area and
The length-width ratio of potential moving area, can be equal with the length-width ratio of above-mentioned display window, in order at display window
Middle display.
In being embodied as, a display screen can be divided into multiple display window, each display window
The independent monitor video showing that corresponding video channel is transmitted；And above-mentioned amplification shows it is relative to above-mentioned
Before the amplification of potential moving area for the picture shown by display window；Above-mentioned potential moving area exists
When display window amplifies display, only affect the display content in this display window, neither affect CCTV camera
Shooting focal length and captured monitor video itself, nor affect on other display windows on same display screen
The display of mouth.
Further, in above-mentioned steps S101, specifically may include that according to adopting in above-mentioned monitor video
The multiple image of collection, determines the multiple mobile object display area that above-mentioned mobile object is corresponding；According to above-mentioned many
Individual mobile object display area, is calculated moving direction and the translational speed of above-mentioned mobile object.
Specifically, identify that mobile object can use mobile detection technology or other technologies scheme；At multiframe figure
In Xiang, according to the mobile object determined and viewing area thereof, it is not difficult to calculate this mobile side moving object
To and translational speed, in order to further determine that this moves the potential moving area of object.
Further, in above-mentioned steps S102, specifically can determine according to the concrete value of translational speed
Potential moving area.Such as, according to translational speed and the moving direction of mobile object, it is calculated and is presetting
The position that after time S, mobile object may arrive, then will move object display area along moving direction etc.
Ratio expands above-mentioned position to, and the region after this expansion is potential moving area.
It is preferred that in above-mentioned steps S102, specifically can also include: according to above-mentioned translational speed, determine
Above-mentioned potential moving area is relative to the above-mentioned expansion multiple N moving object display area；Right according to above-mentioned movement
As current corresponding mobile object display area, above-mentioned moving direction and above-mentioned expansion multiple N, determine above-mentioned
The potential moving area of mobile object.
Specifically, translational speed can be divided into several grades, determine according to the grade divided on
State expansion multiple N and potential moving area.Such as, when translational speed is less than or equal to the first preset value,
Determine that mobile object is in the state of moving slowly at, now expand multiple N=N1；When translational speed is more than first
Preset value, during less than or equal to the second preset value, determines that mobile object is in middling speed mobile status, now expands
Big multiple N=N2；When translational speed is more than the second preset value, determine that mobile object is in the most mobile shape
State, now expands multiple N=N3；Wherein, N1 < N2 < N3；Finally, this is moved the viewing area of object
Territory expands N times along moving direction, obtains above-mentioned potential moving area.
To translational speed divided rank and introduce expansion multiple N after, it is not necessary to translational speed is precisely solved
Just can go out the potential moving area of mobile object by reasonable prediction, meet the needs to mobile object monitor, with
Time reduce system computational burden, there is higher reliability.
Illustrate below by citing, how according to the mobile object identified, determine that this moves object
Potential moving area.
If the resolution of monitor video is 1280 × 960 (long × wide, unit: pixel)；At this monitor video
The size of middle identified mobile object is 120 × 50 (long × wide, unit: pixel), and this moves object and exists
Starting point coordinate in the video pictures of 1280 × 960 is (40,250)；At this point it is possible to it is right to be calculated movement
As the centre coordinate (X, Y) of viewing area, wherein, X=40+120/2=100, Y=250+50/2=275,
That is, the centre coordinate of mobile object display area is (100,275).
Show for convenience, when determining the size of mobile object display area, can be by mobile object display area
The length-width ratio in territory is defined as equal with the length-width ratio of above-mentioned display window.
If the size of display window is 320 × 240 (long × wide, unit: pixel), then the length of display window
Wide ratio is Z1=320/240=1.33；And the length-width ratio moving object self is Z2=120/50=2.4；Because
Z1 < Z2, and the size of mobile object display area obviously should be more than the size of mobile object self, therefore,
Can according to length-width ratio Z1 of display window, by mobile object display area to be sized to 120 × 90 (long
× wide, unit: pixel).
At this point it is possible to determine that the centre coordinate of mobile object display area is (100,275), size is
120 × 90 (long × wide, unit: pixel).
If above-mentioned first preset value is 20km/h, N1=1.5；Second preset value is 60km/h, N2=2,
N3=2.5.Below to move as a example by object horizontal moves right, illustrate how according to mobile object display area,
Moving direction and expansion multiple N, determine potential moving area.
When the translational speed of mobile object is less than or equal to 20km/h, by mobile object display area
The direction expansion 1.5 times that heart coordinate is horizontally right, obtains the centre coordinate of potential moving area, Ye Jiqian
Centre coordinate at moving area is (150,275)；Meanwhile, because potential turnover zone to be determined
Territory comprises mobile object display area, therefore centered by the centre coordinate of potential moving area, will move
The direction on the dynamic object display area horizontally right side is extended, and obtains a length of the 220 of potential moving area；
And then, according to the length-width ratio of display window, obtain a width of the 166 of potential moving area.That is, it is mobile right
The centre coordinate of the potential moving area of elephant is (150,275), size be 220 × 166 (long × wide, unit:
Pixel).
In like manner, when the translational speed of mobile object is more than 20km/h, during less than or equal to 60km/h, will move
The direction that the centre coordinate of dynamic object display area is horizontally right expands 2 times, determines the latent of mobile object
Centre coordinate at moving area is (200,275), and size is 320 × 240 (long × wide, unit: pixel)；
When the translational speed of mobile object is more than 60km/h, by the centre coordinate of mobile object display area along water
Flat direction to the right expands 2.5 times, determine mobile object potential moving area centre coordinate for (250,
275), size is 420 × 316 (long × wide, unit: pixel).
Further, in above-mentioned steps S102, determine the potential moving area of above-mentioned mobile object, also may be used
To include: when there is multiple mobile object in above-mentioned monitor video, merge above-mentioned multiple mobile object each
From potential moving area, the potential moving area after being merged.
That is, when identify there is multiple mobile object in monitor video time, each mobile object is counted respectively
Calculate its moving direction and translational speed, further according to viewing area, moving direction and the movement of each mobile object
Speed, determines the respective potential moving area of each mobile object, respectively finally by above-mentioned respective potential shifting
Dynamic region merges, and obtains the potential moving area needing to amplify display in above-mentioned steps S103.
When the potential moving area of multiple mobile objects is merged, can refer to above-mentioned determine that a movement is right
The method of the potential moving area of elephant, first determines the centre coordinate of the potential moving area after merging, then determines
Size.Actual when implementing, during the size of the potential moving area after determining merging, it is also possible to reference to above-mentioned
Method, according to the length-width ratio of display window, determines the length-width ratio of the potential moving area after merging.
Further, in above-mentioned steps S103, specifically may include that the size according to above-mentioned display window,
Equal proportion amplifies the above-mentioned potential moving area of display；Wherein, the size of the above-mentioned potential moving area after amplification
Size less than above-mentioned display window.
After potential moving area carries out equal proportion amplification display automatically, monitoring personnel can pass through the most intuitively
The mobile object of display window monitoring, reliability is higher.When potential moving area being amplified display, its
Size after amplification is not to be exceeded the size of display window, in case mobile object is monitored by impact；Preferably
Ground, owing to the length-width ratio of potential moving area is generally determined as equal with the length-width ratio of display window, therefore exists
When potential moving area is carried out equal proportion amplification, whole display window can be full of, carry out full window and show.
It should be noted that above-mentioned equal proportion amplifies display is for the video pictures play in display window
For.In reality is implemented, the size of potential moving area to be shown can be adjusted, enable
Display window completely shows, or full window shows.
Continue to use the example above herein, potential moving area is illustrated in the display of display window.
If the size of display window is 320 × 240 (long × wide, unit: pixel).Movement when mobile object
When speed is less than or equal to 20km/h, it may be determined that go out the centre coordinate of the potential moving area of mobile object
For (150,275), this potential moving area size in the original video frame of 1280 × 960 is
220 × 166 (long × wide, units: pixel), less than the size of display window, big by potential moving area
Little it is adjusted to 320 × 240 (long × wide, units: pixel), carries out full window at display window and show；Work as shifting
The translational speed of dynamic object is more than 20km/h, during less than or equal to 60km/h, it may be determined that go out mobile object
The centre coordinate of potential moving area be (200,275), in the original video frame of 1280 × 960
Size is 320 × 240 (long × wide, unit: pixel), equal to the size of display window, it is not necessary to potential shifting
The size in dynamic region is adjusted, and can carry out full window at display window and show；Movement when mobile object
Speed more than 60km/h time, it may be determined that go out mobile object potential moving area centre coordinate for (250,
275), the size in the original video frame of 1280 × 960 is 420 × 316 (long × wide, unit: pixel),
More than the size of display window, the size of potential moving area need to be adjusted to 320 × 240 (length × wide, lists
Position: pixel), carry out full window at display window and show.
The most potential moving area size in original video frame is actually smaller than, equal to or more than display window
Mouthful size, relative in display window display monitor video picture, potential moving area be all through
Equal proportion is complete in display window after amplifying shows or expires what window showed.
Further, in above-mentioned steps S103, it is also possible to including: do not deposit when determining in above-mentioned monitor video
When arbitrary mobile object, by above-mentioned monitor video recover to do not amplify display above-mentioned potential moving area before
Display state.
Once recognize after the monitor video that display window is play does not exists one or more mobile object, should
Monitor video is recovered normal, in order to monitoring personnel continue to be monitored whole pictures of monitor video.When
When identifying mobile object in monitor video, the scheme provided according to above-described embodiment will be continued next time,
Mobile object is amplified display automatically.
Fig. 2 show the detail flowchart of a kind of monitor video display packing that the embodiment of the present application provides.Under
State the detailed process that step S201-S20 is monitor video display packing, particularly as follows:
S201, according to the multiple image gathered in monitor video, it is mobile right to determine present in monitor video
As corresponding multiple mobile object display area.
S202, according to above-mentioned multiple mobile object display area, be calculated the mobile side of above-mentioned mobile object
To and translational speed.
S203, according to above-mentioned translational speed, determine the most above-mentioned shifting of potential moving area of above-mentioned mobile object
The expansion multiple N of the dynamic object currently mobile object display area in display window.
S204, according to the currently corresponding mobile object display area of above-mentioned mobile object, above-mentioned moving direction and
Described expansion multiple N, determines the potential moving area of above-mentioned mobile object.
S205, judge whether above-mentioned monitor video exists multiple mobile object.
When above-mentioned monitor video exists multiple mobile object, enter step S206；When above-mentioned monitor video
In when there is not multiple mobile object, enter step S207.
S206, merge the above-mentioned respective potential moving area of multiple mobile object, the potential shifting after being merged
Dynamic region.
S207, size according to above-mentioned display window, equal proportion is amplified and is shown above-mentioned potential moving area.
S208, when determine there is not arbitrary mobile object in described monitor video time, by extensive for described monitor video
Multiple to not amplifying the display state shown before described potential moving area.
Based on same design, according to a kind of monitor video display packing of the above embodiments of the present application offer,
Correspondingly, the embodiment of the present application additionally provides a kind of monitor video display device, and specific implementation is permissible
See the embodiment of preceding method, repeat no more in place of repetition.
The embodiment of the present application provides a kind of monitor video display device, and its structural representation is as it is shown on figure 3, have
Body can include with lower unit:
Computing unit 301, for determining the moving direction of mobile object present in monitor video and mobile speed
Degree；
Determine unit 302, for showing according to the above-mentioned mobile object currently mobile object in display window
Region, above-mentioned moving direction and translational speed, determine that spreading colored Miss states the potential moving area of mobile object；
Display unit 303, for amplifying the potential movement showing above-mentioned mobile object in above-mentioned display window
Region.
Further, above-mentioned computing unit 301, specifically may be used for: adopt according in above-mentioned monitor video
The multiple image of collection, determines the multiple mobile object display area that above-mentioned mobile object is corresponding；According to above-mentioned many
Individual mobile object display area, is calculated moving direction and the translational speed of above-mentioned mobile object.
Further, above-mentioned determine unit 302, specifically may be used for: according to above-mentioned translational speed, determine
Above-mentioned potential moving area is relative to the above-mentioned expansion multiple N moving object display area；Right according to above-mentioned movement
As current corresponding mobile object display area, above-mentioned moving direction and above-mentioned expansion multiple N, determine above-mentioned
The potential moving area of mobile object.
Further, above-mentioned unit 302 is determined, it is also possible to be used for: many when existing in above-mentioned monitor video
During individual mobile object, merge the above-mentioned respective potential moving area of multiple mobile object, diving after being merged
At moving area.
Further, above-mentioned display unit 303, specifically may be used for: according to the size of above-mentioned display window,
Equal proportion amplifies the above-mentioned potential moving area of display；Wherein, the size of the above-mentioned potential moving area after amplification
Size less than above-mentioned display window.
Further, above-mentioned display unit 303, it is also possible to be used for: do not deposit when determining in above-mentioned monitor video
When arbitrary mobile object, by above-mentioned monitor video recover to do not amplify display above-mentioned potential moving area before
Display state.
In sum, the scheme that the embodiment of the present application provides can identify mobile object automatically, and calculates movement
The moving direction of object and translational speed, on the basis of mobile object current display area, according to mobile right
As doping the potential moving area of mobile object with translational speed, by this potential moving area is being shown
Window amplifies display, it is achieved being automatically monitored the mobile object in monitor video, reliability is higher.
Those skilled in the art are it should be appreciated that embodiments herein can be provided as method, system or meter
Calculation machine program product.Therefore, the application can use complete hardware embodiment, complete software implementation or knot
The form of the embodiment in terms of conjunction software and hardware.And, the application can use and wherein wrap one or more
Computer-usable storage medium containing computer usable program code (include but not limited to disk memory,
CD-ROM, optical memory etc.) form of the upper computer program implemented.
The application is with reference to method, equipment (system) and the computer program product according to the embodiment of the present application
The flow chart of product and/or block diagram describe.It should be understood that can by computer program instructions flowchart and
/ or block diagram in each flow process and/or flow process in square frame and flow chart and/or block diagram and/
Or the combination of square frame.These computer program instructions can be provided to general purpose computer, special-purpose computer, embedding
The processor of formula datatron or other programmable data processing device is to produce a machine so that by calculating
The instruction that the processor of machine or other programmable data processing device performs produces for realizing at flow chart one
The device of specific function in individual flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and computer or the process of other programmable datas can be guided to set
In the standby computer-readable memory worked in a specific way so that be stored in this computer-readable memory
Instruction produce and include the manufacture of command device, this command device realizes in one flow process or multiple of flow chart
Specific function in flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makes
Sequence of operations step must be performed to produce computer implemented place on computer or other programmable devices
Reason, thus the instruction performed on computer or other programmable devices provides for realizing flow chart one
The step of specific function in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
Although having been described for the preferred embodiment of the application, but those skilled in the art once knowing base
This creativeness concept, then can make other change and amendment to these embodiments.So, appended right is wanted
Ask and be intended to be construed to include preferred embodiment and fall into all changes and the amendment of the application scope.
Obviously, those skilled in the art can carry out various change and modification to the embodiment of the present application and not take off
Spirit and scope from the embodiment of the present application.So, if these amendments of the embodiment of the present application and modification belong to
Within the scope of the application claim and equivalent technologies thereof, then the application be also intended to comprise these change and
Including modification.
Claims (12)
1. a monitor video display packing, it is characterised in that including:
Determine moving direction and the translational speed of mobile object present in monitor video；
According to described mobile the object currently mobile object display area in display window, described moving direction
And translational speed, determine the potential moving area of described mobile object；
The potential moving area showing described mobile object is amplified in described display window.
2. the method for claim 1, it is characterised in that determine and move present in monitor video
The moving direction of object and translational speed, specifically include:
According to the multiple image gathered in described monitor video, determine multiple shiftings that described mobile object is corresponding
Dynamic object display area；
According to the plurality of mobile object display area, it is calculated moving direction and the shifting of described mobile object
Dynamic speed.
3. the method for claim 1, it is characterised in that according to described mobile object currently aobvious
Show the mobile object display area in window, described moving direction and translational speed, determine described mobile object
Potential moving area, specifically include:
According to described translational speed, determine that described potential moving area is relative to the described object display area that moves
Expand multiple N；
According to mobile object display area, described moving direction and described expansion that described mobile object is currently corresponding
Big multiple N, determines the potential moving area of described mobile object.
4. the method for claim 1, it is characterised in that determine the potential shifting of described mobile object
Dynamic region, also includes:
When there is multiple mobile object in described monitor video, merge the plurality of mobile object respective
Potential moving area, the potential moving area after being merged.
5. the method for claim 1, it is characterised in that amplify display in described display window
The potential moving area of described mobile object, specifically includes:
According to the size of described display window, equal proportion amplifies the described potential moving area of display；
Wherein, the size of the described potential moving area after amplification is less than the size of described display window.
6. the method for claim 1, it is characterised in that amplify display in described display window
After the potential moving area of described mobile object, also include:
When determine there is not arbitrary mobile object in described monitor video time, by described monitor video recover to not
Amplify the display state shown before described potential moving area.
7. a monitor video display device, it is characterised in that including:
Computing unit, for determining moving direction and the translational speed of mobile object present in monitor video；
Determine unit, for according to the described mobile object currently mobile object display area in display window
Territory, described moving direction and translational speed, determine the potential moving area of described mobile object；
Display unit, for amplifying the potential turnover zone showing described mobile object in described display window
Territory.
8. device as claimed in claim 7, it is characterised in that described computing unit, specifically for:
According to the multiple image gathered in described monitor video, determine multiple shiftings that described mobile object is corresponding
Dynamic object display area；
According to the plurality of mobile object display area, it is calculated moving direction and the shifting of described mobile object
Dynamic speed.
9. device as claimed in claim 7, it is characterised in that described determine unit, specifically for:
According to described translational speed, determine that described potential moving area is relative to the described object display area that moves
Expand multiple N；
According to mobile object display area, described moving direction and described expansion that described mobile object is currently corresponding
Big multiple N, determines the potential moving area of described mobile object.
10. device as claimed in claim 7, it is characterised in that described determine unit, is additionally operable to:
When there is multiple mobile object in described monitor video, merge the plurality of mobile object respective
Potential moving area, the potential moving area after being merged.
11. devices as claimed in claim 7, it is characterised in that described display unit, specifically for:
According to the size of described display window, equal proportion amplifies the described potential moving area of display；
Wherein, the size of the described potential moving area after amplification is less than the size of described display window.
12. devices as claimed in claim 7, it is characterised in that described display unit, are additionally operable to:
When determine there is not arbitrary mobile object in described monitor video time, by described monitor video recover to not
Amplify the display state shown before described potential moving area.
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| CN111083557A (en) * | 2019-12-20 | 2020-04-28 | 浙江大华技术股份有限公司 | Video recording and playing control method and device |
| CN112367467A (en) * | 2020-10-30 | 2021-02-12 | 维沃移动通信有限公司 | Display control method, display control device, electronic apparatus, and medium |
| CN112383741A (en) * | 2019-07-29 | 2021-02-19 | 杭州海康威视系统技术有限公司 | Video display method and device |
| CN112804485A (en) * | 2020-12-30 | 2021-05-14 | 济南和普威视光电技术有限公司 | Method and system for monitoring moving target in video and security monitoring method and system |
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