CN112804485A - Method and system for monitoring moving target in video and security monitoring method and system - Google Patents
Method and system for monitoring moving target in video and security monitoring method and system Download PDFInfo
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- CN112804485A CN112804485A CN202011611275.0A CN202011611275A CN112804485A CN 112804485 A CN112804485 A CN 112804485A CN 202011611275 A CN202011611275 A CN 202011611275A CN 112804485 A CN112804485 A CN 112804485A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 131
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000012545 processing Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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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 provides a method and a system for monitoring a moving target in a video, and a method and a system for monitoring security, which are applied to video monitoring in the field of security and can both: extracting a moving target in a target monitoring video in playing; amplifying the extracted moving object; and displaying and/or saving the amplified moving target. The method and the device are used for improving convenience of distinguishing details of the moving target in the security monitoring video.
Description
Technical Field
The invention relates to the field of security monitoring, in particular to a method and a system for monitoring a moving target in a video and a security monitoring method and a security monitoring system.
Background
In the security monitoring industry, in order to monitor more targets and wider monitoring range, the wide angle of video monitoring equipment is often used for observation. However, the target of the video monitoring device at a wide angle is relatively small, and the details of the target are not easy to distinguish, which is not beneficial to the smooth proceeding of security monitoring.
Therefore, the invention provides a method and a system for monitoring a moving target in a video, and a method and a system for security monitoring, which are used for solving the problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a method and a system for monitoring a moving target in a video, and a method and a system for security monitoring, which are used for improving the convenience of distinguishing details of the moving target in the security monitoring video.
In a first aspect, the present invention provides a method for monitoring a moving target in a video, where the video is a monitoring video in the security field, and the method includes the steps of:
extracting a moving target in a target monitoring video in playing;
amplifying the extracted moving object;
and displaying and/or saving the amplified moving target.
Further, extracting a moving target in the target surveillance video in the playing process includes:
extracting the size information of the moving target in the played target monitoring video and extracting the position coordinate information of the moving target in the played target monitoring video;
and intercepting the image of the moving target from the played target monitoring video according to the extracted size information and the position coordinate information.
Further, amplifying the extracted moving target, specifically: the captured image of the moving object is enlarged.
Further, when there is a saving-amplified moving object, the saving-amplified moving object includes:
storing the position coordinate information of the extracted moving target in the played target monitoring video;
the enlarged image of the moving object is saved.
In a second aspect, the present invention provides a monitoring system for a moving target in a video, where the video is a monitoring video in the security field, and the monitoring system includes:
the target extraction module is used for extracting a moving target in the played target monitoring video;
the target amplifying module is used for amplifying the extracted moving target;
and the target processing module is used for displaying and/or storing the amplified moving target.
Further, the method for extracting the moving target in the played target monitoring video by the target extraction module comprises the following steps:
extracting the size information of the moving target in the played target monitoring video and extracting the position coordinate information of the moving target in the played target monitoring video;
and intercepting the image of the moving target from the played target monitoring video according to the extracted size information and the position coordinate information.
Further, the target amplifying module amplifies the extracted moving target, specifically: the captured image of the moving object is enlarged.
Further, when the target processing module stores the enlarged moving target, including:
storing the position coordinate information of the extracted moving target in the played target monitoring video;
the enlarged image of the moving object is saved.
In a third aspect, the present invention provides a security monitoring method, including the steps of:
monitoring security video in real time to obtain target monitoring video;
playing the monitored target monitoring video in real time;
detecting whether a moving target exists in the played target monitoring video in real time;
each time when a moving target is detected to exist in the played target monitoring video: firstly, the detected moving target is extracted and amplified, and then the amplified moving target is displayed and/or stored.
In a fourth aspect, the present invention provides a security monitoring system, including:
the video monitoring unit is used for monitoring security videos in real time to obtain target monitoring videos;
the video playing unit is used for playing the monitored target monitoring video in real time;
the target detection unit is used for detecting whether a moving target exists in the played target monitoring video in real time;
the monitoring video processing unit is used for, when the target detection unit detects that a moving target exists in the played target monitoring video each time: firstly, the detected moving target is extracted and amplified, and then the amplified moving target is displayed and/or stored.
The beneficial effect of the invention is that,
the method and the system for monitoring the moving target in the video and the method and the system for monitoring the security can extract, amplify, display and/or store the moving target in the played target monitoring video in the process of playing the security monitoring video in real time, so that the convenience of distinguishing the details of the moving target in the security monitoring video is improved, and the security monitoring is better realized.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic flow chart of a method for monitoring a moving object in a video according to an embodiment of the present invention.
FIG. 2 is a schematic flow chart diagram illustrating one embodiment of magnifying an extracted moving object of the present invention.
Fig. 3 is a schematic block diagram of a monitoring system for moving objects in a video according to one embodiment of the present invention.
Fig. 4 is a schematic flow chart of a security monitoring method according to an embodiment of the present invention.
FIG. 5 is a schematic block diagram of a security monitoring system in accordance with an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that all videos related in this specification are monitoring videos in the security field.
Fig. 1 is a schematic flow chart of a method for monitoring a moving object in a video according to an embodiment of the present invention.
As shown in fig. 1, the monitoring method 100 includes:
and step 110, extracting the moving target in the played target monitoring video.
Specifically, the target monitoring video can be collected in real time through a monitoring video collecting device (such as a camera), and can be played in real time through a video monitoring platform.
In this embodiment, extracting a moving target in a target surveillance video being played specifically includes:
extracting the size information of the moving target in the played target monitoring video and extracting the position coordinate information of the moving target in the played target monitoring video;
and intercepting the image of the moving target from the played target monitoring video according to the extracted size information and the position coordinate information.
As can be seen, based on this step, an image of the moving target can be extracted.
Step 120, amplifying the extracted moving object.
Wherein, the amplifying the extracted moving target is: the image of the moving object captured in the magnification step 110.
In step 120, the extracted moving object is amplified to obtain an amplified moving object. And the amplified moving target is the amplified image of the obtained moving target.
And step 130, displaying the amplified moving target.
In this embodiment, in the form of a floating frame, the amplified moving target is displayed on a video playing interface (for example, a video playing interface of the above video monitoring platform for playing the target monitoring video) for playing the target monitoring video.
Optionally, as an embodiment of the present invention, when the step 130 is implemented, the step further includes storing the amplified moving object, where the storing the amplified moving object specifically includes:
storing the position coordinate information of the extracted moving target in the played target monitoring video;
the enlarged image of the moving object is saved.
Optionally, as an embodiment of the present invention, as shown in fig. 2, the implementation step of step 120 may include, but is not limited to:
determining whether F is smaller than a preset first image size threshold T1:
if yes, amplifying the extracted moving target by d times;
if not, continuing to determine whether F is less than a preset second image size threshold T2, if so, enlarging the extracted moving object by a preset factor c, and if not, continuing to determine whether the size F of the extracted moving object is less than a preset third image size threshold T3: if yes, amplifying the extracted moving target by a preset time b, otherwise amplifying the extracted moving target by a preset time a; wherein, T1< T2< T3, d > c > b > a >1, F is the size of the extracted moving object.
In the implementation, specific values of T1, T2, T3, d, c, b, and a can be set by those skilled in the art according to practical experience.
Fig. 3 is a monitoring system of a moving object in a video according to an embodiment of the present invention.
As shown in fig. 3, the monitoring system 200 includes:
the target extraction module 201 is configured to extract a moving target in a target monitoring video being played;
a target amplifying module 202 for amplifying the extracted moving target;
and the object processing module 203 is used for displaying and/or saving the amplified moving object.
Optionally, as an embodiment of the present invention, a method for extracting a moving target in a playing target surveillance video by the target extraction module 201 is as follows:
extracting the size information of the moving target in the played target monitoring video and extracting the position coordinate information of the moving target in the played target monitoring video;
and intercepting the image of the moving target from the played target monitoring video according to the extracted size information and the position coordinate information.
Optionally, as an embodiment of the present invention, the target amplifying module 202 amplifies the extracted moving target, specifically: and enlarging the captured image of the moving object.
Optionally, as an embodiment of the present invention, when the target processing module 203 stores the enlarged moving target, the storing the enlarged moving target by the target processing module includes:
storing the position coordinate information of the extracted moving target in the played target monitoring video;
the enlarged image of the moving object is saved.
Fig. 4 is a schematic flow chart of a security monitoring method according to an embodiment of the present invention.
As shown in fig. 4, the security monitoring method 300 includes:
301, monitoring security and protection videos in real time to obtain target monitoring videos;
step 302, playing the monitored target monitoring video in real time;
step 303, detecting whether a moving target exists in the played target monitoring video in real time;
step 304, when detecting that the moving target exists in the played target monitoring video each time: firstly, the detected moving target is extracted and amplified, and then the amplified moving target is displayed and/or stored.
Fig. 5 is an embodiment of the security monitoring system according to the present invention.
As shown in fig. 5, the security monitoring system 400 includes:
the video monitoring unit 401 is configured to perform security video monitoring in real time to obtain a target monitoring video;
a video playing unit 402, configured to play the monitored target monitoring video in real time;
a target detection unit 403, configured to detect whether a moving target exists in the played target monitoring video in real time;
a surveillance video processing unit 404, configured to, when the target detection unit detects that a moving target exists in the played targeted surveillance video each time: firstly, the detected moving target is extracted and amplified, and then the amplified moving target is displayed and/or stored.
The same and similar parts in the various embodiments in this specification may be referred to each other.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A monitoring method for a moving target in a video is characterized in that the monitoring method comprises the following steps:
extracting a moving target in a target monitoring video in playing;
amplifying the extracted moving object;
and displaying and/or saving the amplified moving target.
2. The method for monitoring the moving object in the video according to claim 1, wherein the step of extracting the moving object in the playing target monitoring video comprises:
extracting the size information of the moving target in the played target monitoring video and extracting the position coordinate information of the moving target in the played target monitoring video;
and intercepting the image of the moving target from the played target monitoring video according to the extracted size information and the position coordinate information.
3. The method for monitoring moving objects in video according to claim 2, wherein the amplifying of the extracted moving objects is specifically: the captured image of the moving object is enlarged.
4. The method for monitoring moving objects in video according to claim 3, wherein when there is a moving object after saving the magnification, the saving the magnified moving object comprises:
storing the position coordinate information of the extracted moving target in the played target monitoring video;
the enlarged image of the moving object is saved.
5. The utility model provides a monitored control system of moving object in video, the video is the surveillance video in security protection field, its characterized in that, this monitored control system includes:
the target extraction module is used for extracting a moving target in the played target monitoring video;
the target amplifying module is used for amplifying the extracted moving target;
and the target processing module is used for displaying and/or storing the amplified moving target.
6. The system for monitoring the moving object in the video according to claim 5, wherein the method for extracting the moving object in the playing target monitoring video by the object extracting module comprises:
extracting the size information of the moving target in the played target monitoring video and extracting the position coordinate information of the moving target in the played target monitoring video;
and intercepting the image of the moving target from the played target monitoring video according to the extracted size information and the position coordinate information.
7. The system for monitoring moving objects in video according to claim 6, wherein the object amplifying module amplifies the extracted moving objects, specifically: the captured image of the moving object is enlarged.
8. The system for monitoring moving objects in video according to claim 7, wherein when the object processing module stores the enlarged moving object, comprising:
storing the position coordinate information of the extracted moving target in the played target monitoring video;
the enlarged image of the moving object is saved.
9. A security monitoring method is characterized by comprising the following steps:
monitoring security video in real time to obtain target monitoring video;
playing the monitored target monitoring video in real time;
detecting whether a moving target exists in the played target monitoring video in real time;
each time when a moving target is detected to exist in the played target monitoring video: firstly, the detected moving target is extracted and amplified, and then the amplified moving target is displayed and/or stored.
10. A security monitoring system, comprising:
the video monitoring unit is used for monitoring security videos in real time to obtain target monitoring videos;
the video playing unit is used for playing the monitored target monitoring video in real time;
the target detection unit is used for detecting whether a moving target exists in the played target monitoring video in real time;
the monitoring video processing unit is used for, when the target detection unit detects that a moving target exists in the played target monitoring video each time: firstly, the detected moving target is extracted and amplified, and then the amplified moving target is displayed and/or stored.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011611275.0A CN112804485A (en) | 2020-12-30 | 2020-12-30 | Method and system for monitoring moving target in video and security monitoring method and system |
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