WO2014206123A1 - Shake detection method, system, and computer storage medium - Google Patents
Shake detection method, system, and computer storage medium Download PDFInfo
- Publication number
- WO2014206123A1 WO2014206123A1 PCT/CN2014/074392 CN2014074392W WO2014206123A1 WO 2014206123 A1 WO2014206123 A1 WO 2014206123A1 CN 2014074392 W CN2014074392 W CN 2014074392W WO 2014206123 A1 WO2014206123 A1 WO 2014206123A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- camera
- jitter
- building
- video data
- client
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 33
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 10
- 238000004590 computer program Methods 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000010191 image analysis Methods 0.000 description 3
- 230000009191 jumping Effects 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30181—Earth observation
- G06T2207/30184—Infrastructure
Definitions
- the present invention relates to the field of image processing technologies, and in particular, to a method, system, and computer storage medium for detecting jitter. Background technique
- some buildings can cause damage or even collapse of buildings after the jitter amplitude exceeds the safety threshold of the jitter amplitude that they can withstand, causing serious damage to people's lives and property. influences.
- the embodiments of the present invention provide:
- a method of detecting jitter including:
- the overall jitter information of the building is generated based on the extracted jitter information of each camera and the position information of each camera.
- the generating the jitter information corresponding to each camera includes:
- the offset is based on the offset to generate jitter information corresponding to each camera.
- the method further includes: sending the generated overall jitter information to the client.
- the method further comprises: sending the current video data of the camera and/or the pre-stored video data of the camera to the client when the amplitude of the jitter in the jitter information corresponding to the camera is greater than or equal to the first preset threshold end.
- the method further includes: when the amplitude of the jitter in the overall jitter information is greater than or equal to the first preset threshold or the second preset threshold, to the client Send an alert prompt.
- a system for detecting jitter including:
- the parsing module is configured to parse the current video data of each camera of the building and/or the pre-stored video data of each camera of the building when real-time or timing or when detecting the jitter detection instruction sent by the client, to generate Jitter information corresponding to each camera;
- the processing module is configured to generate overall jitter information of the building according to the extracted jitter information of each camera and the position information of each camera.
- the parsing module comprises:
- a setting unit configured to determine at least one image frame from the plurality of image frames of the video data as a reference frame, and set a reference point on the image in the reference frame;
- a calculating unit configured to calculate an offset of the reference point according to a relationship between the corresponding points in the subsequent image frame by the reference point, and generate the jitter information corresponding to each camera based on the offset.
- the system further comprises: a transceiver module configured to send the generated overall jitter information to the client.
- the transceiver module is further configured to: when the amplitude of the jitter in the jitter information corresponding to the camera is greater than or equal to the first preset threshold, the current video data of the camera and/or the camera The header's pre-stored video data is sent to the client.
- the transceiver module is further configured to send an alert prompt to the client when the jitter amplitude in the overall jitter information is greater than or equal to the first preset threshold or the second preset threshold.
- a computer storage medium having stored therein computer executable instructions for performing the methods described above.
- image analysis of the camera video data installed on the building is performed, and the overall jitter information of the building is determined according to the analysis result and the position information of each camera, thereby realizing effective detection of the building jitter information.
- the user can effectively and timely grasp the first-hand data of the building jitter risk, thereby effectively preventing the risk of building damage or the resulting secondary disaster.
- FIG. 1 is a schematic flow chart of a first embodiment of a method for detecting jitter according to the present invention
- FIG. 2 is a schematic flow chart of a second embodiment of a method for detecting jitter according to the present invention
- FIG. 3 is a schematic flow chart of a third embodiment of a method for detecting jitter according to the present invention.
- FIG. 4 is a schematic structural view of a first embodiment of a system for detecting jitter according to the present invention.
- FIG. 5 is a schematic structural diagram of an embodiment of a parsing module in a system for detecting jitter according to the present invention
- FIG. 6 is a schematic structural diagram of a second embodiment of a system for detecting jitter according to the present invention. detailed description
- FIG. 1 is a schematic flowchart of a first embodiment of a method for detecting jitter according to the present invention.
- a method for detecting jitter provided by the embodiment includes:
- Step S10 real time or timing or when detecting a jitter detection instruction sent by the client, Parsing current video data of each camera of the building and/or pre-stored video data of each camera of the building to generate jitter information corresponding to each camera;
- a time may be preset to analyze the current video data of each camera of the building and/or the pre-stored video data of each camera of the building when the preset time is reached.
- the preset time is a time interval, which may be every 10 seconds, or may be a time point, for example, 14:00 or 15:00, which is not limited herein.
- the current video data of each camera of the building and/or the pre-stored video data of each camera of the building are started to be parsed.
- the current video data of each camera of the building and/or the pre-stored video data of each camera of the building may be in real time or when detecting the jitter detection instruction sent by the client. Analyze to generate jitter information corresponding to each camera.
- the generating the jitter information corresponding to each camera comprises: determining at least one image frame from the plurality of image frames of the video data as a reference frame, and setting a reference point on the image in the reference frame;
- the reference point calculates an offset of the reference point in a relationship between corresponding points in a subsequent image frame, and based on the offset amount, generates jitter information corresponding to each camera.
- the video data includes 120 frames of images
- the first frame may be the reference frame, and the center pixel position of the image in the first frame is used as a reference point.
- the jitter information of the camera corresponding to the video data is calculated according to the determined respective offsets and offset directions.
- the step of generating the jitter information corresponding to each camera based on the offset includes: determining a jitter direction of the corresponding camera according to a direction of the offset of the reference point, and determining a corresponding camera according to the offset of the reference point The amplitude and/or frequency of the jitter.
- the jitter information includes a jitter direction and a jitter amplitude.
- the jitter information is further included. Includes the jitter frequency.
- the reference point is set at the image center pixel position in the reference frame.
- Step S20 generating overall jitter information of the building according to the extracted jitter information corresponding to each camera and the position information of each camera.
- the overall jitter information of the building is generated by data fitting according to the amplitude of the jitter in the jitter information corresponding to the camera and the position information of the camera.
- the overall jitter information of the building includes: jitter amplitude, jitter direction, jitter frequency, jitter center, etc.; the position information of each camera is the position of each camera on the building.
- the method further comprises the steps of: sending the generated overall jitter information to the client after the step S20.
- FIG. 2 is a schematic flowchart of a second embodiment of the method for detecting jitter according to the present invention.
- Step S30 corresponding to a camera.
- the amplitude of the jitter in the jitter information is greater than or equal to the first preset threshold, the current video data of the camera and/or the pre-stored video data of the camera are sent to the client.
- FIG. 3 is a schematic flowchart of a third embodiment of the method for detecting jitter according to the present invention.
- Step S40 in the whole When the amplitude of the jitter in the jitter information is greater than or equal to the first preset threshold or the second preset threshold, an alert prompt is sent to the client.
- an alert prompt is sent to the client.
- the first preset value is 50 and the second preset value is 100. That is, when the amplitude of the jitter is greater than or equal to 50 or greater than or equal to 100, it indicates that the jitter at this time has a certain damage to the building, and an early warning prompt is sent to prompt the user to prevent the building.
- the warning prompt the user can easily grasp the critical situation of the jitter risk of the building, and perform preventive work according to the critical situation of the jitter risk, which can effectively reduce the risk of damage to the building or effectively avoid the resulting Secondary disaster.
- the system 1 for detecting jitter provided by the embodiment includes:
- the parsing module 10 is configured to parse the current video data of each camera of the building and/or the pre-stored video data of each camera of the building in real time or timing or when detecting the jitter detection instruction sent by the client, Generating jitter information corresponding to each camera;
- the respective cameras are mounted on the building.
- the time may be preset.
- the parsing module 10 parses the current video data of each camera of the building and/or the pre-stored video data of each camera of the building.
- the preset time is a time interval, which may be every 10 seconds, or may be a time point, for example, 14:00 or 15:00, which is not limited herein.
- the parsing module 10 begins parsing the current video data of the various cameras of the building and/or the pre-stored video data of the respective cameras of the building.
- the parsing module 10 may also be the current video data of each camera of the building and/or each camera of the building in real time or when detecting the jitter detection instruction sent by the client.
- the pre-stored video data is parsed to generate jitter information corresponding to each camera.
- FIG. 5 is a schematic structural diagram of an embodiment of a parsing module in a system for detecting jitter according to the present invention.
- the parsing module 10 includes:
- the setting unit 110 determines at least one image frame from the plurality of image frames of the video data as a reference frame, and sets a reference point on the image in the reference frame;
- the calculating unit 111 calculates an offset of the reference point according to a relationship between the corresponding points in the subsequent image frames, and generates jitter information corresponding to each camera based on the offset.
- the video data includes 120 frames of images
- the setting unit 110 may use the first frame as the reference frame and the center pixel position of the image in the first frame as a reference point.
- the calculating unit 111 determines, according to the coordinates of the reference point and the coordinates of the point corresponding to the reference point in the image of the frame subsequent to the first frame, the image of each frame subsequent to the first frame is offset from the image of the first frame.
- the shifting and offset directions calculate the jitter information of the camera corresponding to the video data according to the determined respective offsets and offset directions.
- the generating, by the parsing module 10, the jitter information corresponding to each camera according to the offset includes: determining a shaking direction of the corresponding camera according to the direction of the offset of the reference point, and determining according to the offset of the reference point The amplitude and/or frequency of the corresponding camera shake.
- the jitter information includes a jitter direction and a jitter amplitude.
- the jitter information also includes a jitter frequency.
- the reference point is set at the image center pixel position in the reference frame.
- the processing module 20 is configured to: according to the extracted jitter information of each camera and each photo Like the position information of the head, the overall jitter information of the building is generated.
- the processing module 20 generates overall jitter information of the building by data fitting according to the amplitude of the jitter in the jitter information corresponding to the camera and the position information of the camera.
- the overall jitter information of the building includes: jitter amplitude, jitter direction, jitter frequency, jitter center, etc.; the position information of each camera is the position of each camera on the building.
- the system 1 further includes: the transceiver module 30 sends the generated overall jitter information to the client.
- FIG. 6 is a schematic structural diagram of a second embodiment of the system for detecting jitter according to the present invention. Referring to FIG.
- the transceiver module 30 is further configured.
- the current video data of the camera and/or the pre-stored video data of the camera are sent to the client when the amplitude of the jitter in the jitter information corresponding to the camera is greater than or equal to the first preset threshold.
- the parsing module 10 when parsing the current video data of each camera of the building and/or the pre-stored video data of each camera of the building, if the jitter amplitude of the video data is greater than or equal to the first preset value, for example The first preset value is 50.
- the transceiver module 30 sends the current video data of the camera and/or the pre-stored video data of the camera to the client, so as to facilitate the user. View video data with a high jitter level.
- the transceiver module 30 is further configured to detect a jitter amplitude in the overall jitter information.
- the warning prompt is sent to the client.
- the transceiver module 30 sends an alert prompt to the client.
- the first preset value is 50 and the second preset value is 100. That is, when the amplitude of the jitter is greater than or equal to 50 or greater than or equal to 100, it indicates that the jitter at this time has a certain damage to the building, and an alert prompt is sent to prompt the user to prevent the building.
- the warning prompt the user can easily grasp the critical situation of the jitter risk of the building, and perform preventive work according to the critical situation of the jitter risk, which can effectively reduce the risk of damage to the building or effectively avoid the resulting Secondary disaster.
- Each of the above modules or units may be implemented by a central processing unit (CPU), a digital signal processor (DSP) or a Field-Programmable Gate Array (FPGA) in the electronic device.
- CPU central processing unit
- DSP digital signal processor
- FPGA Field-Programmable Gate Array
- embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment of a combination of software and hardware. Moreover, the invention can be embodied in the form of a computer program product embodied on one or more computer usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
- the present invention has been described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (system), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or FIG.
- These computer program instructions can be provided to a general purpose computer, a special purpose computer, an embedded processor or other programmable data processing device processor to produce a machine such that a flow or a block diagram of a flow or a block diagram or A device that has multiple functions specified in the box.
- the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
- the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
- These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
- the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Studio Devices (AREA)
- Alarm Systems (AREA)
Abstract
Embodiments of the present invention relate to a shake detection method, system, and a computer storage medium. The method comprises: analyzing current video data of each camera on a building and/or pre-stored video data of each camera on the building in real time or periodically or when a shake detection instruction sent by a client is detected, to generate shake information corresponding to each camera; and generating general shake information of the building according to retrieved shake information corresponding to each camera and position information of each camera. The embodiments of the present invention implement effective detection of shake information of a building, so that a user can learn first-hand data about a shake hazard of the building effectively and in time, so as to effectively prevent damage risks of the building or secondary disasters thereby caused.
Description
检测抖动的方法、 系统及计算 储介质 技术领域 Method, system and calculation for detecting jitter
本发明涉及图像处理技术领域, 尤其涉及一种检测抖动的方法、 系统 及计算机存储介质。 背景技术 The present invention relates to the field of image processing technologies, and in particular, to a method, system, and computer storage medium for detecting jitter. Background technique
在现实生活中, 一些建筑物 (比如桥梁、 轻轨轨道等)在抖动幅度超 过其本身所能承受的抖动幅度安全阈值后, 会造成建筑物的损坏甚至坍塌, 给人们的生命财产安全带来严重影响。 In real life, some buildings (such as bridges, light rail tracks, etc.) can cause damage or even collapse of buildings after the jitter amplitude exceeds the safety threshold of the jitter amplitude that they can withstand, causing serious damage to people's lives and property. influences.
如何对这些建筑物的抖动幅度和 /或抖动频率进行有效检测, 以减少建 筑物损坏风险或者由此带来的次生灾难, 具有显著的意义。 但是, 目前尚 没有相关技术方案对建筑物的抖动幅度和 /或抖动频率进行有效检测。 发明内容 How to effectively detect the jitter amplitude and/or jitter frequency of these buildings to reduce the risk of building damage or the resulting secondary disaster is of significant significance. However, there is currently no technical solution to effectively detect the jitter amplitude and/or jitter frequency of a building. Summary of the invention
有鉴于此, 为解决现有存在的技术问题, 本发明实施例提供: In view of this, in order to solve the existing technical problems, the embodiments of the present invention provide:
一种检测抖动的方法, 包括: A method of detecting jitter, including:
实时或者定时或者在侦测到客户端发送的抖动检测指令时, 对建筑物 的各个摄像头的当前视频数据和 /或建筑物的各个摄像头的预存的视频数据 进行解析, 以生成各个摄像头对应的抖动信息; Real-time or timing or when detecting the jitter detection command sent by the client, parsing the current video data of each camera of the building and/or the pre-stored video data of each camera of the building to generate the jitter corresponding to each camera Information
根据提取的各个摄像头对应的抖动信息及各个摄像头的位置信息, 生 成建筑物的整体抖动信息。 The overall jitter information of the building is generated based on the extracted jitter information of each camera and the position information of each camera.
优选地, 所述生成各个摄像头对应的抖动信息, 包括: Preferably, the generating the jitter information corresponding to each camera includes:
从所述视频数据的多个图像帧中确定至少一个图像帧作为基准帧, 并 在所述基准帧中的图像上设置基准点; Determining at least one image frame from the plurality of image frames of the video data as a reference frame, and setting a reference point on the image in the reference frame;
根据所述基准点在后续图像帧中对应点之间的关系计算所述基准点的
偏移量, 基于所述偏移量以生成各个摄像头对应的抖动信息。 Calculating the reference point according to the relationship between the corresponding points in the subsequent image frames by the reference point The offset is based on the offset to generate jitter information corresponding to each camera.
优选地, 所述生成建筑物的整体抖动信息之后, 该方法还包括: 将生 成的整体抖动信息发送给客户端。 Preferably, after the generating the overall jitter information of the building, the method further includes: sending the generated overall jitter information to the client.
优选地, 该方法还包括: 在有摄像头对应的抖动信息中的抖动幅度大 于或等于第一预设阀值时, 将该摄像头的当前视频数据和 /或该摄像头的预 存的视频数据发送给客户端。 Preferably, the method further comprises: sending the current video data of the camera and/or the pre-stored video data of the camera to the client when the amplitude of the jitter in the jitter information corresponding to the camera is greater than or equal to the first preset threshold end.
优选地, 所述生成建筑物的整体抖动信息之后, 该方法还包括: 在所 述整体抖动信息中的抖动幅度大于或等于第一预设阀值或者第二预设阀值 时, 向客户端发送预警提示。 Preferably, after the generating the overall jitter information of the building, the method further includes: when the amplitude of the jitter in the overall jitter information is greater than or equal to the first preset threshold or the second preset threshold, to the client Send an alert prompt.
提供一种检测抖动的系统, 包括: A system for detecting jitter is provided, including:
解析模块, 配置为实时或者定时或者在侦测到客户端发送的抖动检测 指令时, 对建筑物的各个摄像头的当前视频数据和 /或建筑物的各个摄像头 的预存的视频数据进行解析, 以生成各个摄像头对应的抖动信息; The parsing module is configured to parse the current video data of each camera of the building and/or the pre-stored video data of each camera of the building when real-time or timing or when detecting the jitter detection instruction sent by the client, to generate Jitter information corresponding to each camera;
处理模块, 配置为根据提取的各个摄像头对应的抖动信息及各个摄像 头的位置信息, 生成建筑物的整体抖动信息。 The processing module is configured to generate overall jitter information of the building according to the extracted jitter information of each camera and the position information of each camera.
优选地, 所述解析模块包括: Preferably, the parsing module comprises:
设置单元, 配置为从所述视频数据的多个图像帧中确定至少一个图像 帧作为基准帧, 并在所述基准帧中的图像上设置基准点; a setting unit configured to determine at least one image frame from the plurality of image frames of the video data as a reference frame, and set a reference point on the image in the reference frame;
计算单元, 配置为根据所述基准点在后续图像帧中对应点之间的关系 计算所述基准点的偏移量, 基于所述偏移量以生成各个摄像头对应的抖动 信息。 And a calculating unit configured to calculate an offset of the reference point according to a relationship between the corresponding points in the subsequent image frame by the reference point, and generate the jitter information corresponding to each camera based on the offset.
优选地, 该系统还包括: 收发模块, 配置为将生成的整体抖动信息发 送给客户端。 Preferably, the system further comprises: a transceiver module configured to send the generated overall jitter information to the client.
优选地, 所述收发模块, 还配置为在有摄像头对应的抖动信息中的抖 动幅度大于等于第一预设阀值时, 将该摄像头的当前视频数据和 /或该摄像
头的预存的视频数据发送给客户端。 Preferably, the transceiver module is further configured to: when the amplitude of the jitter in the jitter information corresponding to the camera is greater than or equal to the first preset threshold, the current video data of the camera and/or the camera The header's pre-stored video data is sent to the client.
优选地, 所述收发模块, 还配置为在所述整体抖动信息中的抖动幅度 大于等于第一预设阀值或者第二预设阀值时, 向客户端发送预警提示。 Preferably, the transceiver module is further configured to send an alert prompt to the client when the jitter amplitude in the overall jitter information is greater than or equal to the first preset threshold or the second preset threshold.
一种计算机存储介质, 其中存储有计算机可执行指令, 所述计算机可 执行指令用于执行上述的方法。 A computer storage medium having stored therein computer executable instructions for performing the methods described above.
本发明实施例通过对安装在建筑物上的摄像头视频数据进行图像解 析, 根据解析的结果及各个摄像头的位置信息确定所述建筑物整体抖动信 息, 从而实现了对建筑物抖动信息的有效检测, 使得用户能够有效且及时 地掌握所述建筑物抖动危险的第一手数据, 进而有效预防建筑物损坏风险 或者由此带来的次生灾难。 附图说明 In the embodiment of the present invention, image analysis of the camera video data installed on the building is performed, and the overall jitter information of the building is determined according to the analysis result and the position information of each camera, thereby realizing effective detection of the building jitter information. The user can effectively and timely grasp the first-hand data of the building jitter risk, thereby effectively preventing the risk of building damage or the resulting secondary disaster. DRAWINGS
图 1为本发明检测抖动的方法第一实施例流程示意图; 1 is a schematic flow chart of a first embodiment of a method for detecting jitter according to the present invention;
图 2为本发明检测抖动的方法第二实施例流程示意图; 2 is a schematic flow chart of a second embodiment of a method for detecting jitter according to the present invention;
图 3为本发明检测抖动的方法第三实施例流程示意图; 3 is a schematic flow chart of a third embodiment of a method for detecting jitter according to the present invention;
图 4为本发明检测抖动的系统第一实施例结构示意图; 4 is a schematic structural view of a first embodiment of a system for detecting jitter according to the present invention;
图 5为本发明检测抖动的系统中解析模块实施例结构示意图; 图 6为本发明检测抖动的系统第二实施例结构示意图。 具体实施方式 FIG. 5 is a schematic structural diagram of an embodiment of a parsing module in a system for detecting jitter according to the present invention; FIG. 6 is a schematic structural diagram of a second embodiment of a system for detecting jitter according to the present invention. detailed description
下面结合附图及具体实施例就本发明的技术方案做进一步的说明。 应 当理解, 此处所描述的具体实施例仅仅用以解释本发明, 并不用于限定本 发明。 The technical solution of the present invention will be further described below with reference to the accompanying drawings and specific embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
图 1为本发明检测抖动的方法第一实施例流程示意图, 参照图 1, 本实 例所提供的检测抖动的方法, 包括: 1 is a schematic flowchart of a first embodiment of a method for detecting jitter according to the present invention. Referring to FIG. 1, a method for detecting jitter provided by the embodiment includes:
步骤 S10, 实时或者定时或者在侦测到客户端发送的抖动检测指令时,
对建筑物的各个摄像头的当前视频数据和 /或建筑物的各个摄像头的预存的 视频数据进行解析, 以生成各个摄像头对应的抖动信息; Step S10, real time or timing or when detecting a jitter detection instruction sent by the client, Parsing current video data of each camera of the building and/or pre-stored video data of each camera of the building to generate jitter information corresponding to each camera;
本实施例中, 所述各个摄像头安装在所述建筑物上。 可预设一时间, 当到达预设时间时, 对建筑物的各个摄像头的当前视频数据和 /或建筑物的 各个摄像头的预存的视频数据进行解析。 所述预设时间为一个时间间隔, 可以是每隔 10秒, 也可以为一时间点, 例如, 14:00或 15:00, 在此不做限 定。 当到达间隔时间或时间点时, 开始对建筑物的各个摄像头的当前视频 数据和 /或建筑物的各个摄像头的预存的视频数据进行解析。 In this embodiment, the respective cameras are mounted on the building. A time may be preset to analyze the current video data of each camera of the building and/or the pre-stored video data of each camera of the building when the preset time is reached. The preset time is a time interval, which may be every 10 seconds, or may be a time point, for example, 14:00 or 15:00, which is not limited herein. When the interval or time point is reached, the current video data of each camera of the building and/or the pre-stored video data of each camera of the building are started to be parsed.
在本发明的其他实施例中, 还可以是实时或者在侦测到客户端发送的 抖动检测指令时, 对建筑物的各个摄像头的当前视频数据和 /或建筑物的各 个摄像头的预存的视频数据进行解析, 以生成各个摄像头对应的抖动信息。 In other embodiments of the present invention, the current video data of each camera of the building and/or the pre-stored video data of each camera of the building may be in real time or when detecting the jitter detection instruction sent by the client. Analyze to generate jitter information corresponding to each camera.
所述生成各个摄像头对应的抖动信息的步骤包括: 从所述视频数据的 多个图像帧中确定至少一个图像帧作为基准帧, 并在所述基准帧中的图像 上设置基准点; 根据所述基准点在后续图像帧中对应点之间的关系计算所 述基准点的偏移量, 基于所述偏移量以生成各个摄像头对应的抖动信息。 例如, 所述视频数据包括 120 帧图像, 可以将其中的第一帧为基准帧, 以 第一帧中的图像的中心像素位置为基准点。 根据所述基准点的坐标与第一 帧后续的帧的图像中与该基准点对应的点的坐标, 确定第一帧后续的各个 帧的图像相较于第一帧的图像的偏移量和偏移方向, 根据确定的各个偏移 量和偏移方向计算所述视频数据对应的摄像头的抖动信息。 The generating the jitter information corresponding to each camera comprises: determining at least one image frame from the plurality of image frames of the video data as a reference frame, and setting a reference point on the image in the reference frame; The reference point calculates an offset of the reference point in a relationship between corresponding points in a subsequent image frame, and based on the offset amount, generates jitter information corresponding to each camera. For example, the video data includes 120 frames of images, and the first frame may be the reference frame, and the center pixel position of the image in the first frame is used as a reference point. Determining an offset of an image of each frame subsequent to the first frame from an image of the first frame according to coordinates of the reference point and coordinates of a point corresponding to the reference point in an image of a frame subsequent to the first frame In the offset direction, the jitter information of the camera corresponding to the video data is calculated according to the determined respective offsets and offset directions.
基于所述偏移量以生成各个摄像头对应的抖动信息的步骤包括: 根据 所述基准点的偏移量的方向确定对应的摄像头的抖动方向, 根据所述基准 点的偏移量确定对应的摄像头抖动的幅度及 /或频率。 The step of generating the jitter information corresponding to each camera based on the offset includes: determining a jitter direction of the corresponding camera according to a direction of the offset of the reference point, and determining a corresponding camera according to the offset of the reference point The amplitude and/or frequency of the jitter.
在本实施例中, 所述抖动信息包括抖动方向和抖动幅度。 为了更精确 的评价建筑物的抖动风险, 在本发明的其他实施例中, 所述抖动信息还包
括抖动频率。 In this embodiment, the jitter information includes a jitter direction and a jitter amplitude. In order to more accurately evaluate the jitter risk of the building, in other embodiments of the present invention, the jitter information is further included. Includes the jitter frequency.
优选的, 为了防止建筑物的抖动幅度过大导致的基准点对应的点跳出 图像帧的图像范围, 所述基准点设于所述基准帧中的图像中心像素位置。 Preferably, in order to prevent the point corresponding to the reference point caused by the excessively large amplitude of the jitter of the building from jumping out of the image range of the image frame, the reference point is set at the image center pixel position in the reference frame.
步骤 S20,根据提取的各个摄像头对应的抖动信息及各个摄像头的位置 信息, 生成建筑物的整体抖动信息。 Step S20, generating overall jitter information of the building according to the extracted jitter information corresponding to each camera and the position information of each camera.
根据所述摄像头对应的抖动信息中的抖动幅度和摄像头的位置信息, 通过数据拟合的方式生成所述建筑物的整体抖动信息。 其中建筑物的整体 抖动信息包括: 抖动幅度、 抖动方向、 抖动频率、 抖动中心等; 各个摄像 头的位置信息为各个摄像头在所述建筑物上的位置。 The overall jitter information of the building is generated by data fitting according to the amplitude of the jitter in the jitter information corresponding to the camera and the position information of the camera. The overall jitter information of the building includes: jitter amplitude, jitter direction, jitter frequency, jitter center, etc.; the position information of each camera is the position of each camera on the building.
优选的, 为了将所述整体抖动信息交互给客户端, 该方法于上述步骤 S20之后, 还包括步骤: 将生成的整体抖动信息发送给客户端。 Preferably, in order to exchange the overall jitter information to the client, the method further comprises the steps of: sending the generated overall jitter information to the client after the step S20.
本发明实施例通过对安装在建筑物上的摄像头视频数据进行图像解 析, 根据解析的结果及各个摄像头的位置信息确定所述建筑物整体抖动信 息。 进而实现了所述建筑物的抖动信息的有效检测, 使得用户有效且及时 掌握所述建筑物抖动危险的第一手数据, 从而为有效预防建筑物损坏风险 或者由此带来的次生灾难带来了实现的前提。 基于第一实施例提出本发明检测抖动的方法第二实施例, 图 2 为本发 明检测抖动的方法第二实施例流程示意图,参照图 2,在步骤 S20之前包括: 步骤 S30,在有摄像头对应的抖动信息中的抖动幅度大于或等于第一预 设阀值时, 将该摄像头的当前视频数据和 /或该摄像头的预存的视频数据发 送给客户端。 In the embodiment of the present invention, image analysis of the camera video data installed on the building is performed, and the overall jitter information of the building is determined according to the result of the analysis and the position information of each camera. In turn, the effective detection of the jitter information of the building is realized, so that the user can grasp the first-hand data of the building jitter risk effectively and timely, thereby effectively preventing the risk of building damage or the resulting secondary disaster zone. Come to the premise of implementation. A second embodiment of the method for detecting jitter according to the present invention is provided based on the first embodiment. FIG. 2 is a schematic flowchart of a second embodiment of the method for detecting jitter according to the present invention. Referring to FIG. 2, before step S20, the method includes: Step S30, corresponding to a camera. When the amplitude of the jitter in the jitter information is greater than or equal to the first preset threshold, the current video data of the camera and/or the pre-stored video data of the camera are sent to the client.
在对建筑物的各个摄像头的当前视频数据和 /或建筑物的各个摄像头的 预存的视频数据进行解析时, 如果所述视频数据的抖动幅度大于或等于第 一预设值时, 例如, 第一预设值为 50, 在抖动检测时其抖动幅度大于或等 于 50时,将该摄像头的当前视频数据和 /或该摄像头的预存的视频数据发送
给客户端, 以方便用户查看抖动幅度较高的视频数据。 基于第一实施例提出本发明检测抖动的方法第三实施例, 图 3 为本发 明检测抖动的方法第三实施例流程示意图, 参照图 3,在步骤 S20之后包括: 步骤 S40,在所述整体抖动信息中的抖动幅度大于或等于第一预设阀值 或者第二预设阀值时, 向客户端发送预警提示。 When parsing the current video data of each camera of the building and/or the pre-stored video data of each camera of the building, if the jitter amplitude of the video data is greater than or equal to the first preset value, for example, the first The preset value is 50. When the jitter amplitude is greater than or equal to 50 during the jitter detection, the current video data of the camera and/or the pre-stored video data of the camera are sent. For the client, to facilitate the user to view the video data with higher jitter. A third embodiment of the method for detecting jitter according to the present invention is provided based on the first embodiment. FIG. 3 is a schematic flowchart of a third embodiment of the method for detecting jitter according to the present invention. Referring to FIG. 3, after step S20, the method includes: Step S40, in the whole When the amplitude of the jitter in the jitter information is greater than or equal to the first preset threshold or the second preset threshold, an alert prompt is sent to the client.
本实施例中在所述整体抖动信息中的抖动幅度大于或等于第一预设值 或者第二预设值时, 向客户端发送预警提示。 例如, 第一预设值为 50、 第 二预设值为 100。即所述抖动幅度大于或等于 50时或者大于或等于 100时, 则说明此时的抖动对建筑有一定的损害需发送预警提示, 以提示用户需对 所述建筑物做预防。 通过发送所述预警提示, 用户可以很方便的掌握所述 建筑物的抖动风险危急状况, 根据抖动风险危急状况做好预防工作, 能有 效降低所述建筑物的损坏风险或者有效避免由此带来的次生灾难。 图 4为本发明检测抖动的系统第一实施例结构示意图, 参照图 4, 本实 施例所提供的检测抖动的系统 1包括: In this embodiment, when the jitter amplitude in the overall jitter information is greater than or equal to the first preset value or the second preset value, an alert prompt is sent to the client. For example, the first preset value is 50 and the second preset value is 100. That is, when the amplitude of the jitter is greater than or equal to 50 or greater than or equal to 100, it indicates that the jitter at this time has a certain damage to the building, and an early warning prompt is sent to prompt the user to prevent the building. By sending the warning prompt, the user can easily grasp the critical situation of the jitter risk of the building, and perform preventive work according to the critical situation of the jitter risk, which can effectively reduce the risk of damage to the building or effectively avoid the resulting Secondary disaster. 4 is a schematic structural diagram of a first embodiment of a system for detecting jitter according to the present invention. Referring to FIG. 4, the system 1 for detecting jitter provided by the embodiment includes:
解析模块 10, 配置为实时或者定时或者在侦测到客户端发送的抖动检 测指令时, 对建筑物的各个摄像头的当前视频数据和 /或建筑物的各个摄像 头的预存的视频数据进行解析, 以生成各个摄像头对应的抖动信息; The parsing module 10 is configured to parse the current video data of each camera of the building and/or the pre-stored video data of each camera of the building in real time or timing or when detecting the jitter detection instruction sent by the client, Generating jitter information corresponding to each camera;
本实施例中, 所述各个摄像头安装在所述建筑物上。 可预设一时间, 当到达预设时间时, 所述解析模块 10对建筑物的各个摄像头的当前视频数 据和 /或建筑物的各个摄像头的预存的视频数据进行解析。 所述预设时间为 一个时间间隔,可以是每隔 10秒,也可以为一时间点,例如, 14:00或 15:00, 在此不做限定。 当到达间隔时间或时间点时, 所述解析模块 10开始对建筑 物的各个摄像头的当前视频数据和 /或建筑物的各个摄像头的预存的视频数 据进行解析。
在本发明的其他实施例中, 所述解析模块 10还可以是实时或者在侦测 到客户端发送的抖动检测指令时, 对建筑物的各个摄像头的当前视频数据 和 /或建筑物的各个摄像头的预存的视频数据进行解析, 以生成各个摄像头 对应的抖动信息。 In this embodiment, the respective cameras are mounted on the building. The time may be preset. When the preset time is reached, the parsing module 10 parses the current video data of each camera of the building and/or the pre-stored video data of each camera of the building. The preset time is a time interval, which may be every 10 seconds, or may be a time point, for example, 14:00 or 15:00, which is not limited herein. When the interval or time point is reached, the parsing module 10 begins parsing the current video data of the various cameras of the building and/or the pre-stored video data of the respective cameras of the building. In other embodiments of the present invention, the parsing module 10 may also be the current video data of each camera of the building and/or each camera of the building in real time or when detecting the jitter detection instruction sent by the client. The pre-stored video data is parsed to generate jitter information corresponding to each camera.
图 5 为本发明检测抖动的系统中解析模块实施例结构示意图, 参照图 5, 所述解析模块 10包括: FIG. 5 is a schematic structural diagram of an embodiment of a parsing module in a system for detecting jitter according to the present invention. Referring to FIG. 5, the parsing module 10 includes:
设置单元 110从所述视频数据的多个图像帧中确定至少一个图像帧作 为基准帧, 并在所述基准帧中的图像上设置基准点; The setting unit 110 determines at least one image frame from the plurality of image frames of the video data as a reference frame, and sets a reference point on the image in the reference frame;
计算单元 111 根据所述基准点在后续图像帧中对应点之间的关系计算 所述基准点的偏移量, 基于所述偏移量以生成各个摄像头对应的抖动信息。 The calculating unit 111 calculates an offset of the reference point according to a relationship between the corresponding points in the subsequent image frames, and generates jitter information corresponding to each camera based on the offset.
例如, 所述视频数据包括 120帧图像, 所述设置单元 110可以将其中 的第一帧为基准帧, 以第一帧中的图像的中心像素位置为基准点。 计算单 元 111 根据所述基准点的坐标与第一帧后续的帧的图像中与该基准点对应 的点的坐标, 确定第一帧后续的各个帧的图像相较于第一帧的图像的偏移 量和偏移方向, 根据确定的各个偏移量和偏移方向计算所述视频数据对应 的摄像头的抖动信息。 For example, the video data includes 120 frames of images, and the setting unit 110 may use the first frame as the reference frame and the center pixel position of the image in the first frame as a reference point. The calculating unit 111 determines, according to the coordinates of the reference point and the coordinates of the point corresponding to the reference point in the image of the frame subsequent to the first frame, the image of each frame subsequent to the first frame is offset from the image of the first frame. The shifting and offset directions calculate the jitter information of the camera corresponding to the video data according to the determined respective offsets and offset directions.
所述解析模块 10基于所述偏移量以生成各个摄像头对应的抖动信息包 括: 根据所述基准点的偏移量的方向确定对应的摄像头的抖动方向, 根据 所述基准点的偏移量确定对应的摄像头抖动的幅度及 /或频率。 The generating, by the parsing module 10, the jitter information corresponding to each camera according to the offset includes: determining a shaking direction of the corresponding camera according to the direction of the offset of the reference point, and determining according to the offset of the reference point The amplitude and/or frequency of the corresponding camera shake.
在本实施例中, 所述抖动信息包括抖动方向和抖动幅度。 为了更精确 的评价建筑物的抖动风险, 在本发明的其他实施例中, 所述抖动信息还包 括抖动频率。 In this embodiment, the jitter information includes a jitter direction and a jitter amplitude. In order to more accurately evaluate the jitter risk of the building, in other embodiments of the invention, the jitter information also includes a jitter frequency.
优选的, 为了防止建筑物的抖动幅度过大导致的基准点对应的点跳出 图像帧的图像范围, 所述基准点设于所述基准帧中的图像中心像素位置。 Preferably, in order to prevent the point corresponding to the reference point caused by the excessively large amplitude of the jitter of the building from jumping out of the image range of the image frame, the reference point is set at the image center pixel position in the reference frame.
处理模块 20, 配置为根据提取的各个摄像头对应的抖动信息及各个摄
像头的位置信息, 生成建筑物的整体抖动信息。 The processing module 20 is configured to: according to the extracted jitter information of each camera and each photo Like the position information of the head, the overall jitter information of the building is generated.
处理模块 20根据所述摄像头对应的抖动信息中的抖动幅度和摄像头的 位置信息, 通过数据拟合的方式生成所述建筑物的整体抖动信息。 其中建 筑物的整体抖动信息包括: 抖动幅度、 抖动方向、 抖动频率、 抖动中心等; 各个摄像头的位置信息为各个摄像头在所述建筑物上的位置。 The processing module 20 generates overall jitter information of the building by data fitting according to the amplitude of the jitter in the jitter information corresponding to the camera and the position information of the camera. The overall jitter information of the building includes: jitter amplitude, jitter direction, jitter frequency, jitter center, etc.; the position information of each camera is the position of each camera on the building.
优选的, 为了将所述整体抖动信息交互给客户端, 该系统 1 还包括: 收发模块 30将生成的整体抖动信息发送给客户端。 Preferably, in order to exchange the overall jitter information to the client, the system 1 further includes: the transceiver module 30 sends the generated overall jitter information to the client.
本发明实施例通过对安装在建筑物上的摄像头视频数据进行图像解 析, 根据解析的结果及各个摄像头的位置信息确定所述建筑物整体抖动信 息。 进而实现了所述建筑物的抖动信息的有效检测, 使得用户有效且及时 掌握所述建筑物抖动危险的第一手数据, 从而为有效预防建筑物损坏风险 或者由此带来的次生灾难带来了实现的前提。 基于上述实施例提出本发明检测抖动的系统 1的第二实施例, 图 6为 本发明检测抖动的系统第二实施例结构示意图, 参照图 6, 在本实施例中所 述收发模块 30还配置为在有摄像头对应的抖动信息中的抖动幅度大于或等 于第一预设阀值时, 将该摄像头的当前视频数据和 /或该摄像头的预存的视 频数据发送给客户端。 In the embodiment of the present invention, image analysis of the camera video data installed on the building is performed, and the overall jitter information of the building is determined according to the result of the analysis and the position information of each camera. In turn, the effective detection of the jitter information of the building is realized, so that the user can grasp the first-hand data of the building jitter risk effectively and timely, thereby effectively preventing the risk of building damage or the resulting secondary disaster zone. Come to the premise of implementation. A second embodiment of the system 1 for detecting jitter according to the present invention is provided based on the foregoing embodiment. FIG. 6 is a schematic structural diagram of a second embodiment of the system for detecting jitter according to the present invention. Referring to FIG. 6, in the embodiment, the transceiver module 30 is further configured. The current video data of the camera and/or the pre-stored video data of the camera are sent to the client when the amplitude of the jitter in the jitter information corresponding to the camera is greater than or equal to the first preset threshold.
解析模块 10 在对建筑物的各个摄像头的当前视频数据和 /或建筑物的 各个摄像头的预存的视频数据进行解析时, 如果所述视频数据的抖动幅度 大于或等于第一预设值时, 例如, 第一预设值为 50, 在抖动检测时其抖动 幅度大于或等于 50时, 收发模块 30将该摄像头的当前视频数据和 /或该摄 像头的预存的视频数据发送给客户端, 以方便用户查看抖动幅度较高的视 频数据。 优选的, 所述收发模块 30还配置为在所述整体抖动信息中的抖动幅度
大于或等于第一预设阀值或者第二预设阀值时, 向客户端发送预警提示。 本实施例中收发模块 30在所述整体抖动信息中的抖动幅度大于或等于 第一预设值或者第二预设值时, 向客户端发送预警提示。 例如, 第一预设 值为 50、 第二预设值为 100。 即所述抖动幅度大于或等于 50时或者大于或 等于 100 时, 则说明此时的抖动对建筑有一定的损害需发送预警提示, 以 提示用户需对所述建筑物做预防。 通过发送所述预警提示, 用户可以很方 便的掌握所述建筑物的抖动风险危急状况, 根据抖动风险危急状况做好预 防工作, 能有效降低所述建筑物的损坏风险或者有效避免由此带来的次生 灾难。 The parsing module 10, when parsing the current video data of each camera of the building and/or the pre-stored video data of each camera of the building, if the jitter amplitude of the video data is greater than or equal to the first preset value, for example The first preset value is 50. When the jitter amplitude is greater than or equal to 50 when the jitter is detected, the transceiver module 30 sends the current video data of the camera and/or the pre-stored video data of the camera to the client, so as to facilitate the user. View video data with a high jitter level. Preferably, the transceiver module 30 is further configured to detect a jitter amplitude in the overall jitter information. When the first preset threshold or the second preset threshold is greater than or equal to, the warning prompt is sent to the client. In this embodiment, when the amplitude of the jitter in the overall jitter information is greater than or equal to the first preset value or the second preset value, the transceiver module 30 sends an alert prompt to the client. For example, the first preset value is 50 and the second preset value is 100. That is, when the amplitude of the jitter is greater than or equal to 50 or greater than or equal to 100, it indicates that the jitter at this time has a certain damage to the building, and an alert prompt is sent to prompt the user to prevent the building. By sending the warning prompt, the user can easily grasp the critical situation of the jitter risk of the building, and perform preventive work according to the critical situation of the jitter risk, which can effectively reduce the risk of damage to the building or effectively avoid the resulting Secondary disaster.
上述各模块或单元可以由电子设备中的中央处理器( Central Processing Unit, CPU ), 数字信号处理器(Digital Signal Processor, DSP )或可编程逻 辑阵列 (Field - Programmable Gate Array, FPGA ) 实现。 Each of the above modules or units may be implemented by a central processing unit (CPU), a digital signal processor (DSP) or a Field-Programmable Gate Array (FPGA) in the electronic device.
本领域内的技术人员应明白, 本发明的实施例可提供为方法、 系统、 或计算机程序产品。 因此, 本发明可釆用硬件实施例、 软件实施例、 或结 合软件和硬件方面的实施例的形式。 而且, 本发明可釆用在一个或多个其 中包含有计算机可用程序代码的计算机可用存储介质 (包括但不限于磁盘 存储器和光学存储器等 )上实施的计算机程序产品的形式。 Those skilled in the art will appreciate that embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment of a combination of software and hardware. Moreover, the invention can be embodied in the form of a computer program product embodied on one or more computer usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
本发明是参照根据本发明实施例的方法、 设备(系统)、 和计算机程序 产品的流程图和 /或方框图来描述的。 应理解可由计算机程序指令实现流程 图和 /或方框图中的每一流程和 /或方框、以及流程图和 /或方框图中的流程和 /或方框的结合。 可提供这些计算机程序指令到通用计算机、 专用计算机、 嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器, 使得 在流程图一个流程或多个流程和 /或方框图一个方框或多个方框中指定的功 能的装置。
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理 设备以特定方式工作的计算机可读存储器中, 使得存储在该计算机可读存 储器中的指令产生包括指令装置的制造品, 该指令装置实现在流程图一个 流程或多个流程和 /或方框图一个方框或多个方框中指定的功能。 The present invention has been described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (system), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or FIG. These computer program instructions can be provided to a general purpose computer, a special purpose computer, an embedded processor or other programmable data processing device processor to produce a machine such that a flow or a block diagram of a flow or a block diagram or A device that has multiple functions specified in the box. The computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device. The apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
这些计算机程序指令也可装载到计算机或其他可编程数据处理设备 上, 使得在计算机或其他可编程设备上执行一系列操作步骤以产生计算机 实现的处理, 从而在计算机或其他可编程设备上执行的指令提供用于实现 在流程图一个流程或多个流程和 /或方框图一个方框或多个方框中指定的功 能的步骤。 These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device. The instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
以上所述仅为本发明的优选实施例, 并非因此限制本发明的专利范围, 凡是利用本发明说明书及附图内容所作的等效结构变换, 或直接或间接运 用在其他相关的技术领域, 均同理包括在本发明的专利保护范围内。
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structural changes made by the specification and the drawings of the present invention are directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.
Claims
1、 一种检测抖动的方法, 其中, 该方法包括: 1. A method for detecting jitter, wherein the method includes:
实时或者定时或者在侦测到客户端发送的抖动检测指令时, 对建筑物 的各个摄像头的当前视频数据和 /或建筑物的各个摄像头的预存的视频数据 进行解析, 以生成各个摄像头对应的抖动信息; Analyze the current video data of each camera in the building and/or the pre-stored video data of each camera in the building in real time or regularly or when detecting the jitter detection command sent by the client to generate jitter corresponding to each camera. information;
根据提取的各个摄像头对应的抖动信息及各个摄像头的位置信息, 生 成建筑物的整体抖动信息。 Based on the extracted jitter information corresponding to each camera and the position information of each camera, the overall jitter information of the building is generated.
2、 根据权利要求 1所述的方法, 其中, 所述生成各个摄像头对应的抖 动信息, 包括: 2. The method according to claim 1, wherein the generating jitter information corresponding to each camera includes:
从所述视频数据的多个图像帧中确定至少一个图像帧作为基准帧, 并 在所述基准帧中的图像上设置基准点; Determine at least one image frame as a reference frame from a plurality of image frames of the video data, and set a reference point on the image in the reference frame;
根据所述基准点在后续图像帧中对应点之间的关系计算所述基准点的 偏移量, 基于所述偏移量以生成各个摄像头对应的抖动信息。 The offset of the reference point is calculated based on the relationship between the corresponding points of the reference point in subsequent image frames, and jitter information corresponding to each camera is generated based on the offset.
3、 根据权利要求 1所述的方法, 其中, 所述生成建筑物的整体抖动信 息之后, 该方法还包括: 3. The method according to claim 1, wherein after generating the overall jitter information of the building, the method further includes:
将生成的整体抖动信息发送给客户端。 Send the resulting overall jitter information to the client.
4、 根据权利要求 1所述的方法, 其中, 该方法还包括: 4. The method according to claim 1, wherein the method further includes:
在摄像头对应的抖动信息中的抖动幅度大于或等于第一预设阀值时, 将该摄像头的当前视频数据和 /或该摄像头的预存的视频数据发送给客户 端。 When the jitter amplitude in the jitter information corresponding to the camera is greater than or equal to the first preset threshold, the current video data of the camera and/or the pre-stored video data of the camera are sent to the client.
5、 根据权利要求 1至 4任一项所述的方法, 其中, 所述生成建筑物的 整体抖动信息之后, 该方法还包括: 5. The method according to any one of claims 1 to 4, wherein after generating the overall jitter information of the building, the method further includes:
在所述整体抖动信息中的抖动幅度大于或等于第一预设阀值或者第二 预设阀值时, 向客户端发送预警提示。 When the jitter amplitude in the overall jitter information is greater than or equal to the first preset threshold or the second preset threshold, an early warning prompt is sent to the client.
6、 一种检测抖动的系统, 其中, 该系统包括:
解析模块, 配置为实时或者定时或者在侦测到客户端发送的抖动检测 指令时, 对建筑物的各个摄像头的当前视频数据和 /或建筑物的各个摄像头 的预存的视频数据进行解析, 以生成各个摄像头对应的抖动信息; 6. A system for detecting jitter, wherein the system includes: The parsing module is configured to parse the current video data of each camera of the building and/or the pre-stored video data of each camera of the building in real time or regularly or when detecting the jitter detection instruction sent by the client to generate The jitter information corresponding to each camera;
处理模块, 配置为根据提取的各个摄像头对应的抖动信息及各个摄像 头的位置信息, 生成建筑物的整体抖动信息。 The processing module is configured to generate the overall jitter information of the building based on the extracted jitter information corresponding to each camera and the position information of each camera.
7、 根据权利要求 6所述的系统, 其中, 所述解析模块包括: 设置单元, 配置为从所述视频数据的多个图像帧中确定至少一个图像 帧作为基准帧, 并在所述基准帧中的图像上设置基准点; 7. The system according to claim 6, wherein the parsing module includes: a setting unit configured to determine at least one image frame as a reference frame from a plurality of image frames of the video data, and in the reference frame Set the reference point on the image;
计算单元, 配置为根据所述基准点在后续图像帧中对应点之间的关系 计算所述基准点的偏移量, 基于所述偏移量以生成各个摄像头对应的抖动 信息。 The calculation unit is configured to calculate an offset of the reference point based on the relationship between corresponding points of the reference point in subsequent image frames, and generate jitter information corresponding to each camera based on the offset.
8、 根据权利要求 6所述的系统, 其中, 该系统还包括: 8. The system according to claim 6, wherein the system further includes:
收发模块, 配置为将生成的整体抖动信息发送给客户端。 A transceiver module configured to send the generated overall jitter information to the client.
9、 根据权利要求 6所述的系统, 其中, 所述收发模块, 还配置为在有 摄像头对应的抖动信息中的抖动幅度大于或等于第一预设阀值时, 将该摄 像头的当前视频数据和 /或该摄像头的预存的视频数据发送给客户端。 9. The system according to claim 6, wherein the transceiver module is further configured to convert the current video data of the camera when the jitter amplitude in the jitter information corresponding to the camera is greater than or equal to the first preset threshold. And/or the camera's pre-stored video data is sent to the client.
10、 根据权利要求 6至 9任一项所述的系统, 其中, 所述收发模块, 还配置为在所述整体抖动信息中的抖动幅度大于或等于第一预设阀值或者 第二预设阀值时, 向客户端发送预警提示。 10. The system according to any one of claims 6 to 9, wherein the transceiver module is further configured such that the jitter amplitude in the overall jitter information is greater than or equal to the first preset threshold or the second preset When the threshold is exceeded, an early warning prompt is sent to the client.
11、 一种计算机存储介质, 其中存储有计算机可执行指令, 所述计算 机可执行指令用于执行所述权利要求 1至 5任一项所述的方法。
11. A computer storage medium in which computer-executable instructions are stored, and the computer-executable instructions are used to execute the method described in any one of claims 1 to 5.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310260169.6A CN104253934A (en) | 2013-06-26 | 2013-06-26 | Jittering detection method and system |
CN201310260169.6 | 2013-06-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014206123A1 true WO2014206123A1 (en) | 2014-12-31 |
Family
ID=52140980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2014/074392 WO2014206123A1 (en) | 2013-06-26 | 2014-03-31 | Shake detection method, system, and computer storage medium |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN104253934A (en) |
WO (1) | WO2014206123A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105067245B (en) * | 2015-08-11 | 2018-01-12 | 招商局重庆交通科研设计院有限公司 | Bridge vibration frequency measuring method tension member and system |
CN108270964A (en) * | 2017-12-24 | 2018-07-10 | 湛江正信科技服务有限公司 | Method, apparatus, mobile terminal and the storage medium for stabilization of taking pictures |
CN111372000B (en) * | 2020-03-17 | 2021-08-17 | Oppo广东移动通信有限公司 | Video anti-shake method and apparatus, electronic device, and computer-readable storage medium |
CN113049082B (en) * | 2021-02-08 | 2022-03-08 | 杭州富加镓业科技有限公司 | Detection method of seed crystal rod jitter detection device and crystal growth method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000275094A (en) * | 1999-03-25 | 2000-10-06 | Hitachi Zosen Corp | Method and apparatus for measurement of vibration state |
JP2006071517A (en) * | 2004-09-03 | 2006-03-16 | Satoshi Fujita | Movement/vibration measurement apparatus |
US20100097474A1 (en) * | 2008-10-17 | 2010-04-22 | Hao-Ting Zhao | Smoke detecting method and system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4179279B2 (en) * | 2004-12-28 | 2008-11-12 | セイコーエプソン株式会社 | IMAGING DEVICE AND MOBILE DEVICE AND MOBILE PHONE HAVING THE SAME |
JP4529840B2 (en) * | 2005-08-15 | 2010-08-25 | カシオ計算機株式会社 | Imaging apparatus, image processing method, and program |
-
2013
- 2013-06-26 CN CN201310260169.6A patent/CN104253934A/en active Pending
-
2014
- 2014-03-31 WO PCT/CN2014/074392 patent/WO2014206123A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000275094A (en) * | 1999-03-25 | 2000-10-06 | Hitachi Zosen Corp | Method and apparatus for measurement of vibration state |
JP2006071517A (en) * | 2004-09-03 | 2006-03-16 | Satoshi Fujita | Movement/vibration measurement apparatus |
US20100097474A1 (en) * | 2008-10-17 | 2010-04-22 | Hao-Ting Zhao | Smoke detecting method and system |
Also Published As
Publication number | Publication date |
---|---|
CN104253934A (en) | 2014-12-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2014206123A1 (en) | Shake detection method, system, and computer storage medium | |
US9076340B2 (en) | Vehicle detecting system and method | |
JP2017536764A5 (en) | ||
JP2012518845A5 (en) | MONITORING SYSTEM, MONITORING METHOD, AND MONITORING PROGRAM | |
WO2013003534A3 (en) | Measuring device user experience through display outputs | |
RU2018102883A (en) | SYSTEM AND METHOD FOR DETECTING HALITOSIS | |
JP2011175639A5 (en) | ||
CN205160712U (en) | Video monitoring equipment trouble detection device | |
CN112919050A (en) | Conveyor belt monitoring method, device, equipment and computer readable storage medium | |
CN107566830B (en) | A kind of method, system and the relevant apparatus of the detection of splicing device signal fault | |
JP2014050976A5 (en) | Information processing apparatus, control method thereof, and program | |
WO2014026586A1 (en) | Method and system for movement detection and service server | |
WO2018076508A1 (en) | Method and apparatus for security monitoring of greenhouse | |
TW201241794A (en) | System and method for detecting damages of image capturing device | |
TWI641264B (en) | Image processing system and lens state determination method | |
US20120163212A1 (en) | Apparatus and method for detecting abnormal traffic | |
JP5752316B2 (en) | Connection failure determination device and connection failure determination method for video input device | |
JP2019036862A5 (en) | Server equipment, recording methods, programs, and recording systems, as well as information processing equipment | |
JP2008294789A5 (en) | ||
TWI342709B (en) | ||
US20120134534A1 (en) | Control computer and security monitoring method using the same | |
TWI478117B (en) | Video monitoring system and method | |
JP6644372B2 (en) | Video surveillance system | |
WO2016026403A1 (en) | Security service auditing method and apparatus | |
JPWO2022059123A5 (en) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14817139 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 14817139 Country of ref document: EP Kind code of ref document: A1 |