WO2019026985A1 - 分析装置、分析システム、分析方法およびプログラム記憶媒体 - Google Patents
分析装置、分析システム、分析方法およびプログラム記憶媒体 Download PDFInfo
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- 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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- the present invention relates to a technique related to data amount control when transmitting a captured image from an imaging device to an analysis device.
- Patent Document 1 discloses a technique of an object identification device.
- the object identification device in Patent Document 1 is connected to a plurality of imaging devices, and selects one imaging device from among a plurality of imaging devices using information of the position of the object included in the video captured by the imaging devices. Do.
- the subject identification device outputs an instruction to increase at least one of the imaging frame rate and the image quality of the selected imaging device to the selected imaging device.
- the object identification device connected to the imaging device suppresses the decrease in the accuracy of the object identification and the increase in the network load.
- the transmittable data transmission amount per unit time allowed to the imaging device which is the transmission source of the imaging data is constant, the imaging data of good quality due to congestion in the network, etc. There is a possibility that the destination device can not receive.
- a mechanism for receiving imaging data with high image quality while suppressing costs from a plurality of imaging devices for imaging the object to be photographed is required.
- the main object of the present invention is to provide a communication technology that enables image processing of an object to be imaged using imaging data with better quality.
- the analysis device includes a selection unit that selects a second imaging device related to the first imaging device from among a plurality of imaging devices, and the second imaging device And a band control request unit that transmits a change request of the transmittable data transmission amount to the network control device.
- the analysis system selects a plurality of imaging means for transmitting imaging data and a second imaging means associated with the first imaging means among the plurality of imaging means. Selection means, and analysis means for transmitting a request for changing the amount of data transmission that can be transmitted by the second imaging means.
- the analysis method selects the second imaging device related to the first imaging device from the plurality of imaging devices, and the second imaging device can transmit Send a request to change the amount of data transmission to the network controller.
- a program storage medium comprises: selection means for selecting a computer of the analysis device from among a plurality of imaging devices a second imaging device associated with the first imaging device; A computer program that causes a band control request unit to transmit to the network control device a request for changing the amount of data transmission that can be transmitted by the second imaging device is stored.
- image processing of an object to be photographed can be performed using photographing data of higher quality.
- FIG. 2 is a first diagram showing a transmission outline of shooting data of the shooting apparatus. It is a 2nd figure which shows the transmission outline of the imaging
- FIG. 1 is a view showing the configuration of an analysis system provided with an image analysis apparatus which is an analysis apparatus according to an embodiment of the present invention.
- the analysis system of this embodiment is an image analysis system that analyzes an image.
- the image analysis system 100 includes an image analysis device 1, an imaging device 2, a network control device 3, a base station 4, a relay device 5, a database 6, and a monitor 7.
- the image analysis device 1 is configured to analyze an image included in imaging data received from the imaging device 2.
- the photographing device 2 is, for example, a large number of cameras installed in a town.
- the imaging device 2 may be attached to a flying object such as a drone or a guard vehicle and moved.
- the imaging device 2 is connected to the image analysis device 1 via a base station 4 and a relay device 5 connected to a communication network such as a public wireless network or the Internet.
- the network control device 3 is configured to control the amount of data transmission (the amount of data communication) per unit time that the relay device 5 allows for the photographing device 2.
- the network control device 3 controls data communication by a policy and charging rules function (PCRF), which is one of communication control methods.
- PCRF policy and charging rules function
- the base station 4 is a wireless base station apparatus in a predetermined wireless communication system.
- the base station 4 is, for example, an eNodeB (evolved Node B) which is a wireless base station compatible with radio communication of the Long Term Evolution (LTE) system.
- eNodeB evolved Node B
- LTE Long Term Evolution
- the relay device 5 is a network device that relays data from one communication network to the other communication network.
- the relay device 5 is, for example, a P-GW (Packet Data Network Gateway).
- the relay device 5 communicates with the imaging device 2 via the base station 4 based on the amount of data transmission per unit time allowed for the imaging device 2.
- the database 6 is a storage device for storing various information by the image analysis device 1.
- the monitor 7 is a display unit that displays an image and an image of imaging data of the imaging device 2 selected by the image analysis device 1 and can display an image and an image of the imaging data of the imaging device 2 in real time.
- FIG. 2 is a view showing an example of the hardware configuration of the image analysis device 1.
- the image analysis apparatus 1 in FIG. 2 includes a central processing unit (CPU) 11, an interface (IF) 12, a communication module 13, a read only memory (ROM) 14, a random access memory (RAM) 15, and a hard disk drive (HDD) 16. And so on.
- CPU central processing unit
- IF interface
- IF interface
- ROM read only memory
- RAM random access memory
- HDD hard disk drive
- FIG. 3 is a block diagram showing a functional configuration of the image analysis device 1.
- the CPU 11 of the image analysis apparatus 1 executes a computer program stored in a storage unit such as the ROM 14 to thereby function as a control unit 101, a movement destination estimation unit 102, a shooting range calculation unit 103, a selection unit 104, and the like.
- a control unit 101 a movement destination estimation unit 102
- a shooting range calculation unit 103 a shooting range calculation unit 103
- a selection unit 104 a selection unit 104, and the like.
- Each function of the band control request unit 105 is provided.
- the control unit 101 controls other functional units.
- the movement destination estimation unit 102 estimates the movement destination of the imaging target based on the moving direction of the imaging target shown in the imaging data received from the first imaging device 2.
- the first imaging device 2 is, for example, the imaging device 2 that first captures a predetermined imaging target among the plurality of imaging devices 2 included in the image analysis system 100.
- the imaging range calculation unit 103 calculates the imaging range of each imaging device 2 based on the position information of the imaging device 2 and the imaging direction of the imaging device 2.
- the selection unit 104 selects the second imaging device 2 associated with the first imaging device 2.
- the second imaging device 2 is, for example, an imaging device 2 that has a possibility of imaging a predetermined imaging target after the first imaging device 2 among the plurality of imaging devices 2 included in the image analysis system 100.
- the selection unit 104 selects the second imaging device 2 based on the estimation result of the moving destination of the imaging target.
- the selection unit 104 may select the second imaging device 2 located within the imaging range including the moving destination of the imaging target based on the estimation result of the moving destination of the imaging target.
- a selection rule for selecting the second imaging device 2 is predetermined and given to the selection unit 104, and the selection unit 104 selects the second imaging device 2 in accordance with the selection rule.
- the bandwidth control request unit 105 is a request to increase the amount of data transmission per unit time allowed for the second imaging device 2 in the network through which the imaging data transmitted from the second imaging device 2 to the image analysis device 1 flows (change Request) to the network control device 3.
- the image analysis device 1 having the function as described above analyzes the flow line of a person such as a suspicious person who is in the imaging range of the imaging device 2 and allows the second imaging device 2 at the expected moving destination to be permitted.
- the amount of data transmission per hour is increased in advance before the person moves. More specifically, in the image analysis system 100 including the image analysis device 1, a candidate imaging destination is photographed for a certain imaging device 2 and a person such as a suspicious person or the like who is imaging the imaging device 2 A plurality of imaging devices 2 are connected to the image analysis device 1.
- the image analysis apparatus 1 selects the imaging device 2 which images the range with high probability as the movement destination of the suspicious person who is the imaging target, among the plurality of imaging devices 2 which image the candidate place of the predicted movement destination. In short, the image analysis device 1 selects a photographing device 2 capable of photographing a person such as a suspicious person to be photographed in the future. Then, the image analysis device 1 performs control to increase the amount of data transmission per unit time allowed for the imaging device 2.
- the image analysis device 1 can control in advance to increase the amount of data transmission per unit time allowed for the imaging device 2 at the movement destination of a person such as a suspicious person. Thereby, even if, for example, a suspicious person is moving by a motorcycle or the like, the image analysis system 100 quickly transfers high-definition shooting data to the transfer destination such as the image analysis device 1 in the shooting device 2 of the movement destination. Will be able to
- FIG. 4 is a diagram for explaining information related to the photographing device 2 stored in the database 6.
- the photographing device ID (IDentification), position information of the photographing device (latitude, longitude, altitude), photographing direction, photographing angle, subscriber ID (IDentification), photographing range, device type Are associated and stored.
- the imaging device ID and the position information of the imaging device 2 are information transmitted to the image analysis device 1 by the imaging device 2, and are stored in the database 6 by the image analysis device 1.
- the imaging device 2 has a GPS (Global Positioning System) function, calculates position information of the own device based on a signal received from a GPS satellite by the GPS function, and stores the position information and a memory in advance.
- the information on the photographing device ID and the device type stored in the image is transmitted to the image analysis device 1.
- the position information of the imaging device 2 may be information manually input and set by the administrator to the imaging device 2.
- the imaging device 2 includes, for example, a geomagnetic sensor or an acceleration sensor, and transmits information on the imaging direction detected based on the detection value of the geomagnetic sensor or the imaging angle detected using the acceleration sensor to the image analysis device 1 .
- the image analysis device 1 associates the information received from the imaging device 2 and records the information in the database 6.
- the image analysis apparatus 1 receives a subscriber ID (identification information used when using a communication network) from a server of a network carrier company, and further associates the subscriber ID with the photographing apparatus ID and records it in the database 6 You may do so.
- the imaging range is defined by, for example, a plurality of latitude, longitude, and altitude information.
- the information of the imaging range is information calculated by the image analysis device 1 based on the position information of the imaging device 2, the imaging direction, and the imaging angle. Alternatively, the administrator may input information of the imaging range to the image analysis device 1.
- the image analysis device 1 may calculate the imaging range by substituting the values thereof into, for example, an equation for calculating the imaging range by further using information such as the focal length of the imaging device 2 . Note that the calculation of the imaging range is not limited to that performed by the imaging range calculation unit 102, and may be performed by a device outside the image analysis system 100 and the information of the calculated imaging range may be input to the image analysis device 1. Good.
- the information of the device type is, for example, whether the imaging device 2 is fixedly installed (Fixed), or is provided for a security vehicle (Patrol car) or a drone (wearable) worn by a person. Indicates information such as When the device type of the imaging device 2 indicates a security vehicle or a drone, the position information of the imaging device 2 is frequently updated.
- the image analysis device 1 determines the imaging device 2 in which such position information is frequently updated based on the device type, and transmits a confirmation request or the like for confirming the imaging state to such an imaging device 2 You may Based on the confirmation request for confirming the imaging state, the imaging device 2 transmits imaging state information including position information, imaging direction, imaging angle and the like to the image analysis device 1.
- the image analysis device 1 repeatedly calculates the imaging range using the position information, the imaging direction, the imaging angle, and the like included in the received imaging state information. That is, the image analysis device 1 may perform different processing according to the device type.
- FIG. 5 is a first diagram showing a transmission outline of photographing data of the photographing device.
- the three imaging devices 2a, 2b and 2c are each allowed to transmit data of 1 Mbps from the network carrier.
- the three photographing devices 2a, 2b and 2c are photographing devices 2 managed by a manager of a security company or the like.
- the total data transmission amount per unit time permitted by the network carrier is 4 Mbps. In such a situation, it is assumed that an image of high quality is to be transmitted when a predetermined object to be photographed can be photographed in any one of the photographing devices 2.
- the photographing apparatus 2 since it takes time to increase the amount of data transmission per unit time beyond the allowable amount, the photographing apparatus 2 reflects the object to be photographed due to the traffic problem caused by the allowable amount of the data transmission amount. It is assumed that high-quality shooting data can not be transmitted while the If the amount of data transmission per unit time allowed for each of the photographing devices 2a, 2b and 2c is increased in advance in consideration of such a situation, the band securing for transmitting such data amount is maintained Cost increases.
- FIG. 6 is a second diagram showing an outline of transmission of shooting data of the shooting apparatus.
- the imaging devices 2a, 2b and 2c are also shown in FIG.
- the imaging device 2b is assumed to be the moving destination of the imaging object 1
- the photographing device 2c is selected.
- the image analysis device 1 controls the imaging data transmission amount allowed for the imaging device 2c to increase from 1 Mbps to 2 Mbps. Do.
- FIG. 7 is a diagram showing a processing flow of the image analysis apparatus.
- the image analysis device 1 determines whether the information stored in the database 6 matches the position information, the shooting direction, and the shooting angle information included in the shooting state information received from the shooting device 2. Furthermore, when the image analysis device 1 does not match, the information stored in the database 6 is updated to the information newly received from the imaging device 2.
- the imaging range calculation unit 103 calculates the imaging range by substituting the updated position information, the imaging direction, and the imaging angle into a formula for calculating the imaging range.
- the imaging range calculation unit 103 updates the information of the imaging range stored in the database 6. Each time the image analysis device 1 receives the information on the imaging state from the imaging device 2, the information is updated as described above.
- each imaging device 2 transmits imaging data to the image analysis device 1.
- the relay device 5 stores the transmission amount of the imaging data per unit time.
- the imaging data of the imaging device 2 is transmitted in the range of the imaging data transmission amount per unit time allowed for each imaging device 2.
- the image analysis device 1 receives the imaging data (step S101).
- the movement destination estimation unit 102 of the image analysis device 1 analyzes an image included in the imaging data received from each imaging device 2 and determines whether a person to be imaged can be detected (step S102).
- the photographing device 2 may perform behavior or person identification of a person to be photographed, and as a result, it may be determined whether the person is a suspicious person to be photographed.
- the shooting target is not limited to a person.
- An object to be photographed may be, for example, a vehicle such as a car, a bicycle or a motorcycle, or may be an animal, or an object having an unnatural movement (cardboard covered by a suspicious person, outside of the photographing range of the photographing device 2 And so on).
- the movement destination estimation unit 102 selects, from among the plurality of imaging devices 2 connected to the image analysis device 1, the imaging device 2 that is the transmission source of imaging data being processed, including an image in which a person is detected.
- the movement destination estimation unit 102 reads the imaging state information in the imaging device 2 of the transmission source from the information related to the imaging device stored in the database 6.
- the movement destination estimation unit 102 estimates the movement direction of the detected person.
- FIG. 8 is a diagram showing an outline of estimation of the moving direction.
- the movement destination estimation unit 102 calculates an in-image movement vector (v1) indicating the movement direction of the person in the image indicated by the photographing data, based on the positions of the persons shown in a plurality of continuous images included in the photographing data. Do.
- the movement destination estimation unit 102 uses the photographing direction (v2) included in the photographing state information of the photographing device 2 that is the transmission source of the photographing data to determine the movement direction vector in real space corresponding to the in-image movement vector (v1).
- V3 is calculated (step S103). For example, if the shooting direction (v2) is south and the in-image movement vector (v1) indicates the right direction of the rectangular image area, as shown in FIG. 8, based on those vectors, the west direction is It becomes a movement direction vector (v3).
- the movement destination estimation unit 102 may estimate the range of the movement destination after a predetermined time according to the movement amount per unit time of the imaging target.
- the movement destination estimation unit 102 outputs the movement direction vector (v3) of the real space to the selection unit 104.
- the movement destination estimation unit 102 may output the range of the movement destination after a predetermined time to the selection unit 104.
- the movement destination estimation unit 102 may output the movement amount per unit time to the selection unit 104.
- the selection unit 104 compares the shooting range of each shooting device 2 stored in the database 6 with the movement direction vector (v3) of the shooting target in real space based on the position information of the shooting device 2 of the transmission source. .
- the selection unit 104 selects one or more second imaging devices 2 having the imaging range to which the movement direction vector (v3) points, based on the comparison (step S104).
- the photographing apparatus 2 of the selected photographing apparatus 2 can not photograph the photographing target
- the photographing apparatus 2 of the transmission source of the photographing data including the image showing the photographing target can not be photographed due to the movement of the photographing target such as a person. It is a photographing device 2 (second photographing device 2) which may be photographed in the future.
- the selection unit 104 detects the imaging device ID of the selected second imaging device 2 from the imaging device information stored in the database 6.
- the selection unit 104 outputs the imaging device ID of the selected second imaging device 2 to the band control request unit 105.
- the selection unit 104 selects the photographing device 2 using the movement destination range after a predetermined time or the movement amount of the photographing object per unit time.
- the selection unit 104 determines whether the range of the movement destination after a predetermined time and the imaging range of the second imaging device 2 overlap.
- the predetermined time may be calculated based on the movement amount per unit time. For example, when the movement amount per unit time is large, the predetermined time is set short, and when the movement amount per unit time is small, the predetermined time is set long.
- the selection unit 104 determines the range in which the imaging target is located based on the movement amount of the imaging target per unit time, and selects one or more imaging devices 2 from among the second imaging devices 2 belonging to the range.
- the processing may be ended.
- the image analyzer 1 captures the person wearing the wearable camera or the drone equipped with the imaging device 2 with the first imaging device 2. Control may be performed to instruct to move toward a shooting target such as a person.
- the bandwidth control request unit 105 transmits, to the network control device 3, a request for increasing the data transmission amount per unit time including the imaging device ID of the selected imaging device 2 (step S 105).
- the network control device 3 outputs the photographing device ID and the increase request included in the increase request to the relay device 5.
- the relay device 5 rewrites the data transmission amount per unit time stored in the own device with respect to the photographing device 2 indicated by the photographing device ID into the data transmission amount after the increase.
- the relay device 5 can increase the data transmission amount of the shooting data per unit time allowed for the shooting device 2 which may shoot the shooting target at the moving destination of the shooting target.
- the image analysis apparatus 1 and the image analysis system 100 including the image analysis apparatus 100 allow the imaging data per unit time permitted.
- the transmission amount of is increased in advance before the object to be photographed moves. If it is attempted to change the image quality of the captured data to high quality in the imaging device 2 and transmit it to the image analysis device 1 immediately after the imaging target such as a suspicious person is imaged, the network due to a small amount of transmission per unit time Congestion may occur. In such a case, there is a possibility that the image analysis device 1 can not receive the high-quality imaging data transmitted by the imaging device 2.
- such a problem can be solved.
- the image analysis device 1 can solve such a problem by the processing as described above.
- the image analysis apparatus 1 further uses information other than the moving direction of the imaging target and the position information of the moving destination when selecting the second imaging apparatus 2 that includes the moving destination of the imaging target in the imaging range.
- the second photographing device 2 may be selected.
- the image analysis device 1 further determines the congestion status of the road.
- the method by which the image analysis device 1 determines the congestion status is not limited. When it is determined that the congestion status of the road is equal to or higher than the predetermined degree, the image analysis device 1 is installed in advance on the side of the road based on the position of the imaging device 2 and the position of the movement destination of the suspicious vehicle to be imaged.
- One or more of the determined imaging devices 2 are selected. Then, the image analysis device 1 controls the data transmission amount such that the transmission amount of the imaging data per unit time permitted to the imaging device 2 is increased. Thereby, the image analysis device 1 can select the imaging device 2 in consideration of not only the position information but also the congestion of the road.
- the image analysis device 1 may select the imaging device 2 according to the application using the imaging data to be analyzed. For example, when a suspicious person is detected in photographing data obtained from the fixedly installed photographing device 2, in order to acquire more information (a clearer face image, a car license plate, etc.) about the suspicious person
- the image analysis device 1 may select the second imaging device 2 from among the mobile imaging devices 2 (wearable camera or drone).
- the image analysis device 1 may expand the range for selecting the imaging device 2 when there is insufficient information to predict the movement vector of the suspicious person, or the grasp of the peripheral map or the monitoring of the flow line The mobile imaging device 2 may be selected to do this.
- the monitor 7 provided in the above-described image analysis system 100 can output the received image or video when the imaging data captured by the imaging device 2 is received from the relay device 5.
- the administrator designates the photographing device 2 and the monitor 7 outputs an image or video of the designated photographing device 2.
- the monitor 7 may be, for example, a mobile terminal such as a mobile phone, a tablet terminal, a personal computer or the like. Further, the monitor 7 may receive from the image analysis device 1 and display the movement direction vector (v3) of the movement target which the image analysis device 1 has performed and the information of the movement destination.
- the image analysis device 1 generates image information in which the icon image of the imaging device 2 selected based on the moving destination of the imaging target among the icon images of the plurality of imaging devices 2 displayed on the map image is blinked or enlarged. It may be output to the monitor 7. Note that the monitor 7 may display a past video or a video of a photographing device 2 other than the photographing device 2 selected by the image analysis device 1 according to a user operation.
- the bandwidth control request unit 105 of the image analysis device 1 transmits the increase to the data transmission amount per unit time before the increase after a predetermined time has elapsed transmitting the request to increase the data transmission amount per unit time to the network control device 3.
- a return reduction request may be sent to the device.
- the bandwidth control request unit 105 of the image analysis device 1 detects the passing of the suspicious person based on the image data obtained from the imaging device 2 or when the user's instruction is obtained, the allowable amount of data transmission May be transmitted to the increased number of imaging devices 2 to the amount of data transmission per unit time before the increase.
- the bandwidth control request unit 105 may have a function of returning the amount of data transmission per unit time before the increase when the above-described recovery condition is satisfied.
- the image analysis device 1 acquires the movement direction vector (v3) from another device instead of calculating the movement direction vector (v3) of the imaging object in the own device, and the movement destination of the imaging object based on the acquired information
- the imaging device 2 assumed to be selected may be selected.
- the imaging device 2 or another device detects the imaging target in the image. It is also good.
- FIG. 9 is a diagram showing the minimum configuration of the image analysis apparatus.
- the image analysis device 1 may have the functions of the selection unit 104 and the band control request unit 105.
- the selection unit 104 selects a second imaging device related to the first imaging device from among the plurality of imaging devices.
- the bandwidth control request unit 105 transmits to the network control device 3 a request for changing the amount of data transmission that can be transmitted by the second imaging device.
- Each of the above-described devices internally includes a computer system.
- a computer program for causing each device to perform each process described above is stored in a computer-readable storage medium of the device, and the computer program of the device reads and executes the computer program. Processing is performed.
- the computer-readable storage medium refers to a magnetic disk, a magneto-optical disk, a compact disc-read only memory (CD-ROM), a digital versatile disc-read only memory (DVD-ROM), a semiconductor memory, and the like.
- the computer program may be distributed to a computer through a communication line, and the computer that has received the distribution may execute the program.
- the computer program may be for realizing a part of the functions of each processing unit described above. Furthermore, it may be a so-called difference file (difference program) that can realize the above-described functions in combination with a computer program already stored in the computer system.
- difference file difference program
- a selection unit that selects a second imaging device related to the first imaging device from among the plurality of imaging devices;
- a bandwidth control request unit that transmits to the network control device a request for changing the amount of data transmission that can be transmitted by the second imaging device;
- Analyzer equipped with (Supplementary Note 2)
- the movement destination estimation unit estimates a movement destination of the imaging target based on the moving direction of the imaging target shown in the imaging data received from the first imaging device, The analysis device according to appendix 1, wherein the selection unit selects a second imaging device based on an estimation result of a movement destination of the imaging target.
- the bandwidth control request unit transmits, to the network control device, an increase request for an amount of data transmission per unit time that can be transmitted by the second imaging device as the change request. Analyzer as described. (Supplementary Note 5) After transmitting the increase request to the network control apparatus, the bandwidth control request unit transmits, to the network control apparatus, a reduction request to a data transmission amount per unit time before transmitting the increase request. Analyzer as described.
- the imaging range calculation unit is configured to calculate an imaging range of each of the imaging devices based on position information of the imaging devices and an imaging direction of the imaging devices.
- (Appendix 7) A plurality of imaging units that transmit imaging data; A selection unit for selecting a second imaging unit related to the first imaging unit from among the plurality of imaging units; An analysis unit that transmits a request to change the amount of data transmission that can be transmitted by the second imaging unit; Analysis system including: (Supplementary Note 8) A moving destination estimation unit configured to estimate a moving destination of the imaging target based on the moving direction of the imaging target in the imaging data received from the first imaging unit; The analysis system according to Appendix 7, wherein the analysis unit selects the second imaging unit based on an estimation result of a movement destination of the imaging target.
- (Appendix 9) Select a second imaging device associated with the first imaging device from among the plurality of imaging devices;
- An analysis method comprising: transmitting to the network control device a request for changing the amount of data transmission that can be transmitted by the second imaging device.
- Analyzer computer A selection unit that selects a second imaging device related to the first imaging device from among the plurality of imaging devices;
- a bandwidth control request unit that transmits to the network control device a request for changing the amount of data transmission that can be transmitted by the second imaging device;
- a program storage medium storing a computer program to function as.
- a selection unit configured to select, from among a plurality of imaging devices, a second imaging device associated with the first imaging device capturing an imaging object according to a selection rule set in advance;
- a bandwidth control request unit that transmits a request for changing the amount of data transmission that can be transmitted by the second imaging device to a network control device that controls the amount of data communication in the network;
- Analyzer equipped with It further comprises a moving destination estimation unit for estimating the moving destination of the imaging target based on the moving direction of the imaging target shown in the imaging data received from the first imaging device, The analysis device according to appendix 11, wherein the selection rule is a rule that the imaging device that is imaging the moving destination of the imaging target is selected as a second imaging device.
- the bandwidth control request unit transmits, to the network control device as the change request, a request for increasing the amount of data transmission per unit time that can be transmitted by the second imaging device. Analyzer. (Supplementary Note 15) The bandwidth control request unit, when transmitting the increase request to the network control device, reduces the data transmission amount per unit time before transmitting the increase request when the preset recovery condition is satisfied.
- the analysis device further comprising: a configuration for transmitting to the network control device.
- the imaging device further includes an imaging range calculation unit that calculates an imaging range of the imaging device based on position information of the imaging device and information of an imaging direction of the imaging device.
- the analysis device according to Appendix 12, wherein the selection rule is a rule that the estimated destination of the imaging target selects the imaging device included in the calculated imaging range as a second imaging device.
- a plurality of imaging devices that transmit imaging data;
- a selection unit for selecting, from among a plurality of the photographing devices, a second photographing device related to the first photographing device photographing the photographing object according to a preset selection rule; and the second photographing device
- An analysis device comprising: a bandwidth control request unit that transmits a request to change the amount of data transmission that can be transmitted to a network control device that controls the amount of data communication in the network.
- Appendix 18 It further comprises a moving destination estimation unit for estimating the moving destination of the imaging target based on the moving direction of the imaging target shown in the imaging data received from the first imaging device,
- the second imaging device associated with the first imaging device that is imaging the imaging target is selected from among the plurality of imaging devices according to a preset selection rule,
- An analysis method comprising: transmitting a request for changing the amount of data transmission that can be transmitted by the second imaging device to a network control device that controls the amount of data communication in the network.
- a program storage medium storing a computer program that causes a computer to execute a process of transmitting a request for changing the amount of data transmission that can be transmitted by the second imaging device to a network control device that controls the amount of data communication in a network.
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Abstract
Description
(付記1)
複数の撮影装置の中から、第1の撮影装置に関連する第2の撮影装置を選択する選択部と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求をネットワーク制御装置に送信する帯域制御要求部と、
を備える分析装置。
(付記2)
前記第1の撮影装置から受信した撮影データに映る撮影対象の移動方向に基づいて当該撮影対象の移動先を推定する移動先推定部を含み、
前記選択部は、前記撮影対象の移動先の推定結果に基づいて第2の撮影装置を選択する
付記1に記載の分析装置。
(付記3)
自装置が記憶する前記撮影装置の位置情報を、前記第1の撮影装置または前記第2の撮影装置の何れかから送信されてきた情報に基づいて更新する
付記1または付記2に記載の分析装置。
(付記4)
前記帯域制御要求部は、前記変更要求として、前記第2の撮影装置が送信可能な単位時間当たりのデータ送信量の増加要求を前記ネットワーク制御装置に送信する
付記1乃至3の何れか一項に記載の分析装置。
(付記5)
前記帯域制御要求部は、前記増加要求を前記ネットワーク制御装置に送信した後に、前記増加要求を送信する前の単位時間当たりのデータ送信量への減少要求を前記ネットワーク制御装置に送信する
付記4に記載の分析装置。
(付記6)
前記撮影装置の位置情報と、前記撮影装置の撮影方角とに基づいて、前記撮影装置それぞれの撮影範囲を算出する撮影範囲算出部を備え、
前記選択部は、前記撮影対象の移動先の推定結果に基づいて、前記撮影範囲が当該撮影対象の移動先を含む前記第2の撮影装置を選択する
付記2に記載の分析装置。
(付記7)
撮影データを送信する複数の撮影部と、
前記複数の撮影部の中から、第1の撮影部に関連する第2の撮影部を選択する選択部と、
前記第2の撮影部が送信可能なデータ送信量の変更要求を送信する分析部と、
を含む分析システム。
(付記8)
前記第1の撮影部から受信した撮影データに映る撮影対象の移動方向に基づいて当該撮影対象の移動先を推定する移動先推定部とを含み、
前記分析部は、前記撮影対象の移動先の推定結果に基づいて前記第2の撮影部を選択する
付記7に記載の分析システム。
(付記9)
複数の撮影装置の中から、第1の撮影装置に関連する第2の撮影装置を選択し、
前記第2の撮影装置が送信可能なデータ送信量の変更要求をネットワーク制御装置に送信する
分析方法。
(付記10)
分析装置のコンピュータを、
複数の撮影装置の中から、第1の撮影装置に関連する第2の撮影装置を選択する選択部と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求をネットワーク制御装置に送信する帯域制御要求部と、
として機能させるコンピュータプログラムを記憶するプログラム記憶媒体。
(付記11)
複数の撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択する選択部と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する帯域制御要求部と、
を備える分析装置。
(付記12)
前記第1の撮影装置から受信した撮影データに映る前記撮影対象の移動方向に基づいて前記撮影対象の移動先を推定する移動先推定部をさらに備え、
前記選択ルールは、前記撮影対象の移動先を撮影している前記撮影装置を第2の撮影装置として選択するというルールである
付記11に記載の分析装置。
(付記13)
前記撮影装置の位置情報を記憶する構成と、
記憶している前記撮影装置の位置情報を、前記第1の撮影装置または前記第2の撮影装置から送信されてきた情報に基づいて更新する構成と
をさらに備える付記11または付記12に記載の分析装置。
(付記14)
前記帯域制御要求部は、前記第2の撮影装置が送信可能な単位時間当たりのデータ送信量の増加要求を前記変更要求として前記ネットワーク制御装置に送信する
付記11乃至13の何れか一項に記載の分析装置。
(付記15)
前記帯域制御要求部は、前記増加要求を前記ネットワーク制御装置に送信した後に予め設定された復帰条件を満たした場合に、前記増加要求を送信する前の単位時間当たりのデータ送信量に戻す減少要求を前記ネットワーク制御装置に送信する構成をさらに備える
付記14に記載の分析装置。
(付記16)
前記撮影装置の位置情報と、前記撮影装置の撮影方角の情報とに基づいて、前記撮影装置の撮影範囲を算出する撮影範囲算出部をさらに備え、
前記選択ルールは、推定された前記撮影対象の移動先が、算出された前記撮影範囲に含まれる前記撮影装置を第2の撮影装置として選択するというルールである
付記12に記載の分析装置。
(付記17)
撮影データを送信する複数の撮影装置と、
複数の前記撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択する選択部と、前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する帯域制御要求部とを備える分析装置と
を含む分析システム。
(付記18)
前記第1の撮影装置から受信した撮影データに映る前記撮影対象の移動方向に基づいて前記撮影対象の移動先を推定する移動先推定部をさらに備え、
前記選択ルールは、前記撮影対象の移動先を撮影している前記撮影装置を第2の撮影装置として選択するというルールである
付記17に記載の分析システム。
(付記19)
複数の撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択し、
前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する
分析方法。
(付記20)
複数の撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択する処理と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する処理と
をコンピュータに実行させるコンピュータプログラムを記憶するプログラム記憶媒体。
2 撮影装置
3 ネットワーク制御装置
4 基地局
5 中継装置
6 データベース
7 モニタ
101 制御部
102 移動先推定部
103 撮影範囲算出部
104 選択部
105 帯域制御要求部
Claims (20)
- 複数の撮影装置の中から、第1の撮影装置に関連する第2の撮影装置を選択する選択手段と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求をネットワーク制御装置に送信する帯域制御要求手段と、
を備える分析装置。 - 前記第1の撮影装置から受信した撮影データに映る撮影対象の移動方向に基づいて当該撮影対象の移動先を推定する移動先推定手段を含み、
前記選択手段は、前記撮影対象の移動先の推定結果に基づいて第2の撮影装置を選択する
請求項1に記載の分析装置。 - 自装置が記憶する前記撮影装置の位置情報を、前記第1の撮影装置または前記第2の撮影装置の何れかから送信されてきた情報に基づいて更新する
請求項1または請求項2に記載の分析装置。 - 前記帯域制御要求手段は、前記変更要求として、前記第2の撮影装置が送信可能な単位時間当たりのデータ送信量の増加要求を前記ネットワーク制御装置に送信する
請求項1乃至3の何れか一項に記載の分析装置。 - 前記帯域制御要求手段は、前記増加要求を前記ネットワーク制御装置に送信した後に、前記増加要求を送信する前の単位時間当たりのデータ送信量への減少要求を前記ネットワーク制御装置に送信する
請求項4に記載の分析装置。 - 前記撮影装置の位置情報と、前記撮影装置の撮影方角とに基づいて、前記撮影装置それぞれの撮影範囲を算出する撮影範囲算出手段を備え、
前記選択手段は、前記撮影対象の移動先の推定結果に基づいて、前記撮影範囲が当該撮影対象の移動先を含む前記第2の撮影装置を選択する
請求項2に記載の分析装置。 - 撮影データを送信する複数の撮影手段と、
前記複数の撮影手段の中から、第1の撮影手段に関連する第2の撮影手段を選択する選択手段と、
前記第2の撮影手段が送信可能なデータ送信量の変更要求を送信する分析手段と、
を含む分析システム。 - 前記第1の撮影手段から受信した撮影データに映る撮影対象の移動方向に基づいて当該撮影対象の移動先を推定する移動先推定手段とを含み、
前記分析手段は、前記撮影対象の移動先の推定結果に基づいて前記第2の撮影手段を選択する
請求項7に記載の分析システム。 - 複数の撮影装置の中から、第1の撮影装置に関連する第2の撮影装置を選択し、
前記第2の撮影装置が送信可能なデータ送信量の変更要求をネットワーク制御装置に送信する
分析方法。 - 分析装置のコンピュータを、
複数の撮影装置の中から、第1の撮影装置に関連する第2の撮影装置を選択する選択手段と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求をネットワーク制御装置に送信する帯域制御要求手段と、
として機能させるコンピュータプログラムを記憶するプログラム記憶媒体。 - 複数の撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択する選択手段と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する帯域制御要求手段と、
を備える分析装置。 - 前記第1の撮影装置から受信した撮影データに映る前記撮影対象の移動方向に基づいて前記撮影対象の移動先を推定する移動先推定手段をさらに備え、
前記選択ルールは、前記撮影対象の移動先を撮影している前記撮影装置を第2の撮影装置として選択するというルールである
請求項11に記載の分析装置。 - 前記撮影装置の位置情報を記憶する構成と、
記憶している前記撮影装置の位置情報を、前記第1の撮影装置または前記第2の撮影装置から送信されてきた情報に基づいて更新する構成と
をさらに備える請求項11または請求項12に記載の分析装置。 - 前記帯域制御要求手段は、前記第2の撮影装置が送信可能な単位時間当たりのデータ送信量の増加要求を前記変更要求として前記ネットワーク制御装置に送信する
請求項11乃至13の何れか一項に記載の分析装置。 - 前記帯域制御要求手段は、前記増加要求を前記ネットワーク制御装置に送信した後に予め設定された復帰条件を満たした場合に、前記増加要求を送信する前の単位時間当たりのデータ送信量に戻す減少要求を前記ネットワーク制御装置に送信する構成をさらに備える
請求項14に記載の分析装置。 - 前記撮影装置の位置情報と、前記撮影装置の撮影方角の情報とに基づいて、前記撮影装置の撮影範囲を算出する撮影範囲算出手段をさらに備え、
前記選択ルールは、推定された前記撮影対象の移動先が、算出された前記撮影範囲に含まれる前記撮影装置を第2の撮影装置として選択するというルールである
請求項12に記載の分析装置。 - 撮影データを送信する複数の撮影装置と、
複数の前記撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択する選択手段と、前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する帯域制御要求手段とを備える分析装置と
を含む分析システム。 - 前記第1の撮影装置から受信した撮影データに映る前記撮影対象の移動方向に基づいて前記撮影対象の移動先を推定する移動先推定手段をさらに備え、
前記選択ルールは、前記撮影対象の移動先を撮影している前記撮影装置を第2の撮影装置として選択するというルールである
請求項17に記載の分析システム。 - 複数の撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択し、
前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する
分析方法。 - 複数の撮影装置の中から、撮影対象を撮影している第1の撮影装置に関連する第2の撮影装置を予め設定されている選択ルールに従って選択する処理と、
前記第2の撮影装置が送信可能なデータ送信量の変更要求を、ネットワークにおけるデータ通信量を制御するネットワーク制御装置に送信する処理と
をコンピュータに実行させるコンピュータプログラムを記憶するプログラム記憶媒体。
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