JP2001024934A - Monitoring system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To efficiently collect effective image information immune to monitoring by enabling a monitor camera to perform optimal oscillation correction corresponding to the degree and characteristics of oscillation in the main body of monitor camera. SOLUTION: A control part 80 discriminates the mode of the main body of a monitor camera 10 on the basis of the detection output of a vibration sensor 40 and instructs a correcting mode to an oscillation correcting part 111 built in an ITV camera so as to optimize the oscillation correction of the oscillation correcting part 111. At the same time, on the basis of lightness around the monitor camera 10 detected by a lightness sensor 50, the image pickup sensitivity of the ITV camera 11 is controlled and the oscillation correction due to the oscillation correcting part 111 built in the ITV camera 11 is optimized.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a surveillance system for monitoring the periphery of a surveillance camera based on an image taken by the surveillance camera. The present invention relates to a monitoring system capable of collecting various image information.

[0002]

2. Description of the Related Art Generally, on roads, railways, rivers, and the like, a monitoring camera such as an ITV camera is installed at a place where monitoring is required, and images taken by the monitoring camera are collected to obtain information on the road, railway, river, or the like. Monitoring the status has been done.

Conventionally, when installing this surveillance camera, 1) erecting a dedicated pole and attaching the surveillance camera to this dedicated pole 2) attaching the surveillance camera using an existing pole such as a lighting pole, etc. Is being done.

However, when a surveillance camera is mounted on a dedicated pole, a lighting pole, or the like, if the pole or the like shakes due to wind, traffic of a vehicle, or the like, the surveillance camera body shakes due to the swing of the pole or the like, thereby monitoring. There is a problem in that the captured image of the camera is distorted, which hinders monitoring.

As a conventional method for correcting the shake of the image captured by the surveillance camera, a shake correction means based on image processing built in the monitoring camera body is conventionally known. However, depending on the conventional shake correction means, Optimal shaking correction cannot be performed according to the degree of shaking that has occurred in the poles and the like, and as a result, there has been a problem that effective image information that can withstand monitoring cannot be efficiently collected.

[0006]

As described above, in a conventional surveillance system using this type of surveillance camera, the degree of the shake of the surveillance camera main body due to the shake generated on a pole or the like on which the surveillance camera is mounted, and the characteristics thereof are limited. The surveillance camera cannot perform the optimum and appropriate shake correction, and as a result, there is a problem that effective image information that can withstand the surveillance cannot be efficiently collected.

[0007] Therefore, the present invention enables effective surveillance camera to carry out effective image information that can withstand surveillance by enabling the surveillance camera to perform optimal shake correction according to the degree of shake of the surveillance camera body and its characteristics. An object of the present invention is to provide a monitoring system capable of collecting information.

[0008]

According to an aspect of the present invention, there is provided a surveillance system for monitoring the periphery of a surveillance camera based on an image taken by the surveillance camera. Built-in shake correction means for correcting shake of an image captured by the surveillance camera, vibration detection means for detecting shake of the surveillance camera body, and analyzing shake components of the surveillance camera body detected by the vibration detection means A vibration component analyzing means, and an instruction means for instructing the vibration correcting means of the surveillance camera in a vibration correction mode in accordance with an analysis result of the vibration component analyzing means.

According to a second aspect of the present invention, in the first aspect of the present invention, the shake correcting means includes a first shake correction mode suitable for a primary vibration of the monitoring camera body.
A second shake correction mode suitable for the next vibration is switchably provided, and the shake component analyzing means is configured so that the primary vibration of the shake of the surveillance camera body is dominant based on the detection output of the vibration sensor. Or if the secondary vibration is dominant, and if the shake component analyzing means determines that the primary vibration is dominant, the instructing means sends the first shake to the shake correction means.
In this case, it is instructed to switch to the shake correction mode, and when it is determined that the secondary vibration is dominant, the shake correction means is instructed to switch to the second shake correction mode.

According to a third aspect of the present invention, in the first aspect of the invention, a brightness detecting means for detecting brightness around the surveillance camera, and the surveillance camera detected by the brightness detection means And a sensitivity instructing unit for instructing the surveillance camera to increase the sensitivity when it is determined that the surrounding brightness is equal to or less than a predetermined reference value.

According to a fourth aspect of the present invention, in the first aspect of the invention, a zoom instruction detecting means for detecting whether a zoom instruction is given to the surveillance camera, and the surveillance camera is provided by the zoom instruction detection means. Means for prohibiting the shake correction by the shake correction means when there is a zoom instruction for.

According to a fifth aspect of the present invention, in the first aspect of the present invention, the surveillance camera is provided by the turning instruction detecting means for detecting whether there is a turning instruction to the surveillance camera, and the turning instruction detecting means. And a means for prohibiting the shake correction by the shake correction means when there is a turn instruction with respect to.

According to a sixth aspect of the present invention, there is provided a surveillance system for monitoring the periphery of a surveillance camera based on an image photographed by the surveillance camera. A shake correction unit for performing a correction, a shake amount detection unit built in the monitoring camera main body and detecting a shake amount of the captured image by the monitoring camera, and a shake of the captured image by the surveillance camera detected by the shake amount detection unit. Determining means for determining whether the amount is within a range that can be corrected by the shake correcting means; and determining the amount of shake of the image captured by the surveillance camera detected by the shake amount detecting means by the determining means. If it is determined that there is, a command for the shake correction is given to the shake correction means, and the detection before the movement is detected by the shake amount detection means is performed. If shake amount of images taken by surveillance cameras are correctable range by the shake correction means is characterized by comprising a swing correction control means for inhibiting shake correction by the shake correction means.

According to a seventh aspect of the present invention, in the sixth aspect of the present invention, the shake correction control means corrects the shake amount of the image captured by the surveillance camera detected by the shake amount detection means. A zoom position change instructing unit for instructing the surveillance camera to change a zoom position in order to reduce a shake amount of an image captured by the surveillance camera when the correction value is out of a correction range. .

According to an eighth aspect of the present invention, in the invention according to the sixth aspect, the shake correction control means corrects the shake amount of the image captured by the surveillance camera detected by the shake amount detection means. A screen size change instruction for instructing a shake correction unit of the surveillance camera to change a screen size to be shake-corrected in order to reduce a shake amount of an image captured by the surveillance camera when the correction value is out of a range that can be corrected by the means. It is characterized by comprising an instruction means.

According to a ninth aspect of the present invention, in the sixth aspect of the present invention, the shake correction control means includes means for correcting the shake amount of the image captured by the surveillance camera detected by the shake amount detection means. Means for instructing the shake correction means of the surveillance camera to change the shake correction parameter in order to reduce the amount of shake of the captured image by the surveillance camera when it is out of the range that can be corrected by the means. It is characterized by doing.

The invention according to claim 10 is the invention according to claim 6.
The invention described in the above, further comprising: a vibration detecting means for detecting a shake of the surveillance camera body; and a shake component analyzing means for analyzing a shake component of the surveillance camera body detected by the vibration detection means. The control means, when the shake amount of the image captured by the surveillance camera detected by the shake amount detection means is outside the range that can be corrected by the shake correction means, to reduce the shake amount of the image captured by the monitoring camera, The image processing apparatus further includes an instructing unit that instructs the shake correcting unit of the surveillance camera to indicate a shake correction mode in accordance with an analysis result of the shake component analyzing unit.

The invention according to claim 11 is the same as the claim 1.
0, the shake correcting means is capable of switching between a first shake correction mode suitable for primary vibration of the surveillance camera body and a second shake correction mode suitable for secondary vibration. The shaking component analysis means is configured to detect the shaking of the surveillance camera body based on the detection output of the vibration sensor.
The determination means determines whether the next vibration is dominant or the secondary vibration is dominant. If the shake component analysis means determines that the primary vibration is dominant, the indicating means determines whether the shake correction means has the first vibration. The first vibration correction mode is instructed to be switched, and when it is determined that the secondary vibration is dominant, the second vibration correction unit is instructed to switch to the second vibration correction mode. .

The invention according to claim 12 is the invention according to claim 6.
In the invention described in the above, when the brightness around the surveillance camera detected by the brightness detection means is detected to be equal to or less than a predetermined reference value, the brightness detection means for detecting the brightness around the surveillance camera Is further provided with sensitivity instructing means for instructing the monitoring camera to increase sensitivity.

[0020] Further, the invention according to claim 13 is based on claim 6.
In the invention described in the claims, a zoom instruction detecting means for detecting whether there is a zoom instruction to the surveillance camera, and a shake by the shake correction means when there is a zoom instruction to the surveillance camera by the zoom instruction detection means. Means for prohibiting correction.

The invention according to claim 14 is the invention according to claim 6
In the invention described in the above, a turning instruction detecting means for detecting whether there is a turning instruction to the surveillance camera, and when there is a turning instruction to the surveillance camera by the turning instruction detecting means, a shake by the shake correcting means. Means for prohibiting correction.

[0022]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of a monitoring system according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a diagram showing a surveillance camera employed in a surveillance system according to the present invention.

In FIG. 1, the monitoring camera device 10
The camera includes a TV camera (hereinafter simply referred to as a camera) 11, a lens 12 attached to the camera, a camera case 13 for housing the camera 11, the lens 12, and a swivel 40. The monitoring camera device 10 is mounted on a camera mount 30 mounted on a camera mounting pole 20.

In the above configuration, this monitoring camera device 1
Reference numeral 0 denotes a configuration in which a captured image can be captured by the camera 11 via the lens 12 and a desired captured image can be obtained. An image can be taken by the camera 11, and further, zoom control can be performed by controlling the lens 12.

Further, the camera 11 performs image processing of the captured image which has been captured, 1) corrects the fluctuation of the captured image, and 2) detects the amount of fluctuation of the captured image. Is built-in.

That is, the shake correcting means and the shake amount detecting means incorporated in the camera 11 are constituted by utilizing a well-known shake correcting function. A predetermined area of the captured image is cut out at a predetermined cycle, the shake amount (blur amount) of the captured image captured is detected by comparing the cut-out captured images, and the captured image captured based on the detected shake amount is determined. The image processing is configured to correct the image shake from the captured image by correcting the image by image processing.

Here, the fluctuation amount of the captured image is
It can be obtained from the amount of shake detected to correct the shake of the image.

The correction of the shake of the captured image by the camera 11 depends on the zoom position of the lens, the cut-out range of the captured image, the focal length of the lens 13, and the like.

Therefore, in this embodiment, the zoom position of the lens and the cut-out range of the picked-up image can be respectively designated according to the amount of shake detected by the camera 11, and other parameters such as the focal length of the lens 13 can be specified. The configuration is such that the parameter can be designated as a shake correction parameter.

In this embodiment, the pole 20 to which the surveillance camera device 10 is attached is
Sensor 50 for detecting vibration of the camera, monitoring camera device 10
Is provided with a brightness sensor 60 for detecting the brightness of the surrounding area.

Here, the vibration of the pole 20 detected by the vibration sensor 50 is determined by determining the vibration mode of the main body of the monitoring camera device 10 based on the detected vibration of the pole. By changing the shake correction mode such as the cutout cycle of the camera 11, it is used to optimize the shake correction by the shake correction means built in the camera 11.

The brightness around the monitoring camera device 10 detected by the brightness sensor 60 is adjusted by adjusting the imaging sensitivity of the camera 11 in order to optimize the shake correction by the shake correction means built in the camera 11. Used to

Although the vibration sensor 50 and the brightness sensor 60 are mounted on the pole 20, the vibration sensor 50 and the brightness sensor 60 may be mounted on the monitoring camera 10 body.

FIG. 2 is a block diagram showing the shake correction control in the monitoring system shown in FIG.

In FIG. 2, the camera 11 of the surveillance camera device 10, as described above, detects a shake correction unit 111, which is a shake correction means for correcting the shake of the captured image, and detects the amount of shake of the captured image. A fluctuation amount detection unit 112, which is a fluctuation amount detection means, is provided.

The lens 12 of the monitoring camera device 10 is provided with a zoom position control section 121 for controlling a zoom position by controlling the lens 12.

The turntable 40 of the monitoring camera device 10 has a turn control unit 4 for controlling the turn position of the turntable 40.
01 is provided.

The control unit 80 is provided with a detection output of the shake amount detection unit 112 of the camera 11 of the monitoring camera device 10 and the vibration sensor 5
A detection output of 0, a detection output of the brightness sensor 60, and an operation signal from an operation unit 70 that is remotely located in the surveillance camera device 10 and remotely operates the surveillance camera device 10 are input. Shake correction unit 11 of camera 11
1, a control signal for turning on / off the shake correction function, a screen size change instruction, a shake correction parameter change instruction, a shake correction mode instruction, and the like, and a boom position change instruction to the zoom position control unit 121 of the lens 10. Then, a turn control instruction is issued to the turn control unit 401 of the turn table 40.

Here, in the monitoring system of this embodiment, the control unit 80 determines the mode of the monitoring camera device 10 based on the detection output of the vibration sensor 50, and
The correction mode is instructed to the shake correction unit 111 to optimize the shake correction by the shake correction unit 111 built in the camera 11, and based on the brightness around the monitoring camera device 10 detected by the brightness sensor 60. Camera 1
The camera 1 is configured to adjust the imaging sensitivity to optimize the shake correction by the shake correction unit 111 built in the camera 11.

FIG. 3 is a flowchart showing the processing of the control unit 80 shown in FIG.

In FIG. 3, when the process of the control unit 80 is started, the control unit 80 first checks whether or not there is a shake correction operation on the monitoring camera device 10 by the operation unit 70 (step 801). Here, when there is no shake correction operation on the monitoring camera device 10 (N in step 801)
O), the shake correction unit 1 of the camera 11 of the monitoring camera device 10
11 is not performed, the shake correction unit 111
Is turned off (step 809), and this process ends.

If it is determined in step 801 that the operation unit 70 has performed a shake correction operation on the surveillance camera device 10 (YES in step 801), then the operation unit 70 zooms on the lens 12 of the surveillance camera device 10. It is checked whether there is a control operation (step 80).
2). Here, when there is a zoom control operation on the lens 12 of the monitoring camera device 10 (YE in step 802)
S) During the zoom control of the lens 12, the camera 11
Even if the shake correction by the shake correction unit 111 is performed, accurate shake correction cannot be performed. Therefore, the shake correction by the shake correction unit 111 is turned off (step 809), and this process ends.

If it is determined in step 802 that there is no zoom control operation on the lens 12 of the surveillance camera device 10 (NO in step 802), then the operation unit 70 turns the surveillance camera device 10 with respect to the turntable 40. It is checked whether there is a control operation (step 803). Here, when it is determined that there is a turning control operation on the turntable 40 of the monitoring camera device 10 (YES in step 803),
During the turning control by the swivel table 40, even if the shake correction by the shake correction unit 111 of the camera 11 is performed, accurate shake correction cannot be performed.
(Step 809), and this process ends.

If it is determined in step 803 that there is no turning control operation on the turntable 40 of the monitoring camera device 10 (NO in step 803), then the brightness sensor 6
It is checked whether the brightness around the monitoring camera 10 detected at 0 is below a predetermined reference value (step 804). Here, when the brightness around the monitoring camera 10 detected by the brightness sensor 60 is equal to or less than a predetermined reference value, even if the shake correction is performed by the shake correction unit 111 of the camera 11, accurate shake correction cannot be performed. Then, an instruction to increase the sensitivity of the camera 112 is issued (step 805), the shake correction by the shake correction unit 111 is turned off (step 809), and this processing ends.

If it is determined in step 804 that the brightness around the monitoring camera device 10 detected by the brightness sensor 60 exceeds a predetermined reference value (YE in step 804).
S), a shake correction determination process is performed to determine whether to perform shake correction by the shake correction unit 111 of the camera 11 or to give a necessary instruction to the shake correction unit 111 of the camera 11 (step 806). Details of the shake correction determination processing in step 806 will be described later in detail with reference to the flowchart of FIG.

By the processing of step 806, the camera 11
If it is determined that the shake correction by the shake correction unit 111 is to be performed (YES in step 807), the shake correction unit 111
Is turned on (step 808), and this process ends. However, if it is determined by the processing in step 806 that a necessary instruction is performed without performing the shake correction by the shake correction unit 111 of the camera 11 (NO in step 807), the shake correction by the shake correction unit 111 is disabled.
FF is set (step 809), and this process ends.

The processing of the flowchart shown in FIG. 3 is repeatedly executed at a predetermined cycle set in advance.

FIG. 4 is a flowchart showing the details of the shake correction determination processing in step 806 shown in FIG.

In FIG. 4, first, the amount of shake of the image detected by the shake amount detector 112 of the camera 11 is
It is checked whether the correction range is correctable by the shake correction unit 111 (step 811).

Here, the shake amount detector 112 of the camera 11
If the shake amount of the image detected in step S11 is determined to be within the correctable range by the shake correction unit 111 of the camera 11 (YES in step 811), the shake correction is turned on for the shake correction unit 111 of the camera 11. Is given (step 812), and the shake correction determination processing ends.

In step 811, if the image shake detected by the camera shake detector 112 of the camera 11 exceeds the range that can be corrected by the camera shake corrector 111 of the camera 11 (NO in step 811), the process proceeds to step 811. In addition, whether the zoom position is changed, that is, even if the zoom position of the lens 12 of the monitoring camera device 10 is changed, the shake amount detection unit 11 of the camera 11 is changed.
It is checked whether or not a setting has been made so that the shake amount of the image detected in step 2 falls within the correctable range by the shake correction unit 111 of the camera 11 (step 813). here,
If the setting for changing the zoom position has been made (YES in step 813), the zoom position at which the zoom amount is reduced is set so that the shake amount of the image detected by the shake amount detection unit 112 is reduced. A change instruction is given to the zoom position control unit 121 (step 814), and the shake correction determination processing ends.

If it is determined in step 813 that the setting for changing the zoom position has not been made (NO in step 813), the screen size cut out by the shake correction unit 111 of the camera 11 for shake correction Change or
That is, even if the screen size cut out by the shake correction unit 111 of the camera 11 is changed, the shake amount detection unit 112 of the camera 11
It is checked whether or not a setting has been made so that the shake amount of the image detected in step S11 falls within the correctable range by the shake correction unit 111 of the camera 11 (step 815). Here, if the setting for changing the screen size is made (YES in step 815), the screen size to be cut out is specifically set so that the shake amount of the image detected by the shake amount detection unit 112 is reduced. A screen size change instruction to reduce the size is given to the shake correction unit 111 (step 816), and the shake correction determination processing ends.

If it is determined in step 815 that the setting for changing the screen size has not been made (NO in step 815), then the shake correction parameter of the shake correction unit 111 of the camera 11 is used to correct the shake. Change or
That is, even if the shake correction parameter of the shake correction unit 111 of the camera 11 is changed, the shake amount detection unit 112 of the camera 11
It is checked whether or not the setting has been made so that the shake amount of the image detected in step S11 falls within the correctable range by the shake correction unit 111 of the camera 11 (step 817). If the setting for changing the shake correction parameter has been made (YES in step 817), the shake correction parameter is changed so that the shake amount of the image detected by the shake amount detection unit 112 is reduced. A change instruction is given to the shake correction unit 111 (step 818), and the shake correction determination processing ends.

If it is determined in step 817 that the setting for changing the shake correction parameter has not been made (NO in step 817), the vibration mode of the main body of the monitoring camera device 10 is determined based on the detection output of the vibration sensor 54. Is analyzed (step 819). Then, based on this analysis, it is checked whether the primary vibration is dominant in the vibration of the monitoring camera device 10 (step 820). here,
If it is determined that the primary vibration is dominant (step 82)
(YES at 0) the primary vibration correction mode is instructed to the shake correction unit 111 of the camera 11 (step 821), and the shake correction determination processing ends.

If it is determined in step 820 that the secondary vibration other than the primary vibration is dominant, the secondary vibration correction mode is instructed to the shake correction unit 111 of the camera 11 (step 822). Then, the shake correction determination processing ends.

That is, as described above, the shake correction unit 111 of the camera 11 cuts out a predetermined region of the captured image captured by the camera 11 at a predetermined cycle, and compares the captured image by capturing the captured image. It is configured to detect the amount of shake of the image and correct the captured image based on the detected amount of shake by image processing, thereby correcting the image shake from the captured image. In order to optimize the shake correction in the unit 111, it is necessary to change a shake correction parameter such as a cycle of cutting out a predetermined region from a captured image in accordance with the vibration frequency of the monitoring camera device 10.

Therefore, in this embodiment, the shake correction unit 111 of the camera 11 performs the shake correction using the shake correction parameter when the primary vibration is dominant in the primary vibration correction mode and the secondary vibration in the primary vibration correction mode. Shake correction using the shake correction parameter in the case of dominance is set as a secondary vibration correction mode, and if it is determined in step 820 that primary vibration is dominant, the shake correction unit 111 of the camera 11 On the other hand, the primary vibration correction mode is instructed, and if it is determined that the secondary vibration is dominant, the shake correction unit 1 of the camera 11
By instructing the secondary vibration correction mode to the secondary vibration correction mode, the vibration correction in the vibration correction unit 111 is optimized.

Although the primary and secondary vibrations of the main body of the monitoring camera device 10 have been focused on here, the third and higher vibration modes may be considered.

In the shake correction determination process of FIG. 4, it is determined in step 811 that the amount of image shake is within the correctable range (YES in step 811). In step 807, it is determined that the shake correction is to be performed. In step 808, the shake correction by the shake correction unit 111 of the camera 11 is turned ON.

However, if it is determined in step 811 that the image shake amount is not within the correctable range (step 811).
11 is NO), the shake correction by the shake correction unit 111 of the camera 11 is turned off in step 809 in FIG. 3, but as a result of the processing in FIG. 3 being executed again, the step 811 in FIG.
If it is determined that the image shake amount is within the correctable range (YES in step 811), a shake correction instruction is issued in step 812, and as a result, it is determined in step 807 in FIG. In step 808, the camera 11
The shake correction by the shake correction unit 111 is turned ON.

FIG. 5 shows the monitoring camera device 10 shown in FIG.
5 is a diagram illustrating a relationship between a shake correction possible range of the shake correction unit 111 of the camera 11 and an image size cut out by the shake correction unit 111.

In FIG. 5, S indicates an imaging range of the camera 11, and SC indicates a range (screen size) cut out from the imaging range S of the camera 11 for shake correction.

As shown in FIG. 5, the shake correction possible range is
Screen size S cut out from imaging range S of camera 11
When C becomes large, it becomes small, and when C becomes small, it becomes large.

Therefore, in the screen size change instruction shown in step 816 of FIG. 4, if the shake amount detected by the shake amount detection unit 112 of the camera 11 is out of the shake correction range, the screen size is reduced. To control.

[0066]

As described above, according to the present invention,
Since the optimal shake correction according to the degree of the shake generated in the surveillance camera body and the characteristics thereof can be performed, there is an effect that effective image information that can withstand monitoring can be efficiently collected.

[Brief description of the drawings]

FIG. 1 is a diagram showing a surveillance camera device employed in a surveillance system according to the present invention.

FIG. 2 is a block diagram showing a shake correction control in the monitoring system shown in FIG.

FIG. 3 is a flowchart illustrating a process of a control unit illustrated in FIG. 2;

FIG. 4 is a flowchart illustrating details of a shake correction determination process illustrated in FIG. 3;

FIG. 5 is a diagram illustrating a relationship between a shake correction range of a camera shake correction unit and an image size cut out by the shake correction unit in the monitoring camera device illustrated in FIG. 2;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Surveillance camera apparatus 11 ITV camera (camera) 12 Lens 20 Pole 30 Camera mounting base 40 Revolving base 50 Vibration sensor 60 Brightness sensor 70 Operation unit 80 Control unit 111 Shake correction unit 112 Shake amount detection unit 121 Zoom position control unit 401 Rotation Control unit

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Yasuyuki Ito 3-1-1 Asahigaoka, Hino-shi, Tokyo Inside the Toshiba Hino Plant Co., Ltd. (72) Inventor Yasuyuki Miyazaki 3-1-1 Asahigaoka, Hino-shi, Tokyo Inside the Toshiba Hino Plant Co., Ltd. (72) Inventor Masami Yoshino 3-1-1, Asahigaoka, Hino-shi, Tokyo In-house Co., Ltd. Toshiba Communication Systems Engineering Co., Ltd. F-term (reference) 5C022 AA01 AB02 AB55 AC27 AC41 AC51 AC63 AC69

Claims (14)

[Claims] 1. A surveillance system for monitoring the periphery of a surveillance camera based on a captured image taken by a surveillance camera, a shake correction means built in the surveillance camera body and performing a shake correction of an image captured by the surveillance camera; Vibration detecting means for detecting the shaking of the monitoring camera body; shaking component analyzing means for analyzing the shaking component of the monitoring camera body detected by the vibration detecting means; and A surveillance system, comprising: an instructing unit for instructing a shake correction mode of the surveillance camera to a shake correction mode. 2. The shake correcting means is switchable between a first shake correction mode suitable for primary vibration of the monitoring camera body and a second shake correction mode suitable for secondary vibration. Wherein the shake component analyzing means determines whether primary or secondary vibration of the shake of the surveillance camera main body is dominant or dominant based on the detection output of the vibration sensor, and the instructing means comprises: When the primary vibration is determined to be dominant by the component analyzing means, the controller instructs the shake correction means to switch to the first shake correction mode, and determines that the secondary vibration is dominant. 2. The monitoring system according to claim 1, wherein in the case, the shake correction means is instructed to switch to the second shake correction mode. 3. A brightness detecting means for detecting the brightness around the surveillance camera; and a case where the brightness around the surveillance camera detected by the brightness detecting means is determined to be equal to or less than a predetermined reference value. 2. The surveillance system according to claim 1, further comprising: sensitivity instructing means for instructing the surveillance camera to increase sensitivity. 4. A zoom instruction detecting means for detecting whether or not a zoom instruction is issued to the surveillance camera, and when the zoom instruction is issued to the surveillance camera, a shake by the shake correcting means is provided. The monitoring system according to claim 1, further comprising: means for prohibiting correction. 5. A turning instruction detecting means for detecting whether there is a turning instruction to the surveillance camera, and when there is a turning instruction to the surveillance camera by the turning instruction detecting means, a shake by the shake correcting means. The monitoring system according to claim 1, further comprising: means for prohibiting correction. 6. A surveillance system for monitoring the periphery of a surveillance camera based on a captured image taken by the surveillance camera, wherein a shake correction means is incorporated in the surveillance camera body and corrects a shake of the image captured by the surveillance camera. A shake amount detecting means built in the surveillance camera main body and detecting a shake amount of an image captured by the surveillance camera; and a shake amount of the image captured by the surveillance camera detected by the shake amount detection means is corrected by the shake correction means. Determination means for determining whether the image is in a possible range, and when the amount of shake of the image captured by the monitoring camera detected by the shake amount detection means by the determination means is determined to be within the correctable range by the shake correction means,
An instruction for shake correction is given to the shake correcting means, and when the shake amount of the image captured by the surveillance camera detected by the shake amount detecting means is outside the range that can be corrected by the shake correcting means, the shake correction is performed. And a shake correction control means for prohibiting shake correction by the means. 7. The image pick-up by the surveillance camera when the amount of shake of the image captured by the surveillance camera detected by the amount-of-shake detection means is out of a range that can be corrected by the shake correction means. 7. The surveillance system according to claim 6, further comprising zoom position change instructing means for instructing the surveillance camera to change a zoom position in order to reduce a fluctuation amount of the surveillance camera. 8. The image pickup device according to claim 1, wherein the shake correction control unit is configured to, when a shake amount of the image captured by the surveillance camera detected by the shake amount detection unit falls outside a range that can be corrected by the shake correction unit, 7. The surveillance camera according to claim 6, further comprising a screen size change instructing unit for instructing the shake correcting unit of the surveillance camera to change a screen size to be shake-corrected in order to reduce a shake amount. system. 9. The image captured by the surveillance camera when the amount of fluctuation of the image captured by the surveillance camera detected by the fluctuation amount detection means is out of a range that can be corrected by the fluctuation correction means. 7. The surveillance system according to claim 6, further comprising a shake correction parameter change instructing unit that instructs the shake correcting unit of the surveillance camera to change a shake correction parameter in order to reduce the amount of shake. 10. The vibration correction means, further comprising: vibration detection means for detecting a vibration of the surveillance camera body; and a fluctuation component analysis means for analyzing a vibration component of the surveillance camera body detected by the vibration detection means. The control unit, when the amount of shake of the image captured by the monitoring camera detected by the amount of shake detection unit is outside the range that can be corrected by the shake correction unit, to reduce the amount of shake of the image captured by the monitoring camera, 7. The surveillance system according to claim 6, further comprising an instruction unit for instructing a shake correction mode of the surveillance camera in accordance with an analysis result of the shake component analysis unit. 11. The shake correction means is switchable between a first shake correction mode suitable for a primary vibration of the monitoring camera body and a second shake correction mode suitable for a secondary vibration. Wherein the shake component analyzing means determines whether primary or secondary vibration of the shake of the surveillance camera main body is dominant or dominant based on the detection output of the vibration sensor, and the instructing means comprises: When the primary vibration is determined to be dominant by the component analyzing means, the controller instructs the shake correction means to switch to the first shake correction mode, and determines that the secondary vibration is dominant. 11. The monitoring system according to claim 10, wherein in the case, the shake correction unit is instructed to switch to the second shake correction mode. 12. A brightness detecting means for detecting brightness around the surveillance camera, and when the brightness around the surveillance camera detected by the brightness detecting means is determined to be equal to or less than a predetermined reference value. 7. The surveillance system according to claim 6, further comprising sensitivity instructing means for instructing the surveillance camera to increase sensitivity. 13. A zoom instruction detecting means for detecting whether a zoom instruction has been issued to the surveillance camera, and when the zoom instruction detecting means has issued a zoom instruction to the surveillance camera, a shake by the shake correcting means. 7. The monitoring system according to claim 6, further comprising means for prohibiting correction. 14. A turning instruction detecting means for detecting whether there is a turning instruction to the surveillance camera, and when the turning instruction detecting means gives a turning instruction to the surveillance camera, a shake by the shake correcting means. 7. The monitoring system according to claim 6, further comprising means for prohibiting correction.