JPH06105311A - Photographed image display device - Google Patents

Abstract

PURPOSE:To finely adjust photographic conditions and to improve operability by controlling the drive of an ITV camera corresponding to the contents of a camera control instruction at required driving speed based on a speed setting signal. CONSTITUTION:Icons 16a and 16c are input means for controlling an ITV driving part 11a, and the icon 16a sets and inputs a the speed setting signal for driving a photographing part 11a at middle speed to a driving speed setting means 17 with touch operations. This setting signal sets the required driving speed corresponding to a pulse width with a prescribed pulse sequence. On the other hand, the icon 16c inputs the camera control instruction for controlling the photographing direction and magnification of the photographing part 11a and when an operator touches it, the control instruction is inputted to a fixed speed drive requesting means 18. When the control instruction is received, the requesting means 18 prepares a fixed speed drive request signal corresponding to the contents of the camera control instruction at the driving speed set by the setting means 17. This signal is sent through a drive control line 19 to a controller 11b of the ITV camera 11, and the drive of the photographing part 11a is controlled. Thus, the photographic conditions are finely adjusted, and operability can be improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a photographic image display device used when, for example, an industrial surveillance camera is used to monitor the state of a plant, and particularly to improve the operability by adjusting the drive of the camera. The present invention relates to a captured image display device provided with technology.

[0002]

2. Description of the Related Art Conventionally, for monitoring various plant instrumentation, for example, a photographed image display device for displaying a photographed image by an industrial surveillance camera (hereinafter referred to as ITV camera) has been widely used.

FIG. 7A is a diagram showing the structure of such a photographed image display device. This photographed image display device is
The image captured by the TV capturing unit 1a is displayed on the control line 1b and the ITV.
An ITV camera 1 which is sent out via the control device 1c, and an operator console 5 which receives a photographed image from the ITV camera 1 through a control line 2 and superimposes and displays a window on a display screen 4a of a CRT 3 with a touch panel. And are provided.

Here, the photographed image 4b displayed in the window on the display screen 4a is I, as shown in FIG. 7B, for example.
An icon 4c for controlling the TV photographing unit 1a is provided.
This icon 4c represents a control command of the ITV photographing section 1a, and when the operator touches and inputs the command, I
It has a function of turning on the camera drive request signal for driving the TV camera 1 as shown in FIG. The operator console 5 also has a function of inputting a camera drive request signal from the icon 4c to the ITV control device 1c. The ITV control device 1c drives the ITV shooting unit 1a during image shooting based on a camera drive request signal from the operator console 5 to perform tilt, pan, and zoom operations, and the shooting direction and shooting magnification. It controls the shooting conditions of. The operator console 5 is provided with a keyboard 6 as a controllable device such as the ITV photographing unit 1a in addition to the icon 4c.

[0005]

However, in the photographed image display device as described above, the operator has the icon 4c.
While touching, the camera drive request signal is always sent to the ITV control device 1c to drive the ITV photographing unit 1a.
There is a problem that it is difficult to stop the ITV shooting unit 1a in the shooting direction desired by the operator. Further, for the same reason, it is difficult to finely adjust the shooting direction and the like of the ITV shooting unit 1a, so that there is a problem that operability is poor as a whole.

The present invention has been made in consideration of the above circumstances, and provides a photographic image display device capable of finely adjusting the photographic conditions of the camera and improving the operability by stopping the camera under desired photographic conditions. The purpose is to provide.

[0007]

According to a first aspect of the present invention, an object to be photographed is photographed by an ITV camera and displayed on a display screen of a display device, and a required object to be photographed while driving and controlling the ITV camera. In a photographed image display device for sequentially changing and photographing, in addition to a camera control command for controlling a photographing direction and a photographing magnification of the ITV camera, input means for setting and inputting a speed setting signal representing a driving speed of the ITV camera, A driving speed setting means for holding a speed setting signal inputted from the input means; and, when receiving a camera control command from the input means, the camera control command of the required driving speed is received based on the speed setting signal of the setting means. It is a photographed image display device provided with a constant speed drive request means for controlling the drive of the ITV camera according to the contents.

In the invention corresponding to claim 2, the object to be photographed is I
In a photographed image display device for photographing with a TV camera and displaying it on a display screen of a display device, and sequentially changing and photographing a desired photographing object while drivingly controlling the ITV camera, a photographing direction and a photographing magnification of the ITV camera Input means for inputting a camera control command for controlling the
A constant distance signal memory for storing a constant distance driving request signal for driving the camera by a predetermined distance, and the constant distance driving request signal from the constant distance signal memory based on the camera control command input from the input means. Take out the above I
It is a photographed image display device provided with a constant distance drive requesting means for controlling the drive of a TV camera by a constant distance.

In the invention corresponding to claim 3, the object to be photographed is I
In a photographed image display device for photographing with a TV camera and displaying it on a display screen of a display device, and sequentially changing and photographing a desired photographing object while drivingly controlling the ITV camera, a photographing direction and a photographing magnification of the ITV camera In addition to the shooting condition designating signal that designates the standard shooting condition
A shooting condition driving command for driving the camera, and the I
Input means for inputting a camera control command for controlling the shooting direction and shooting magnification of the TV camera, and when the camera control command is input from this input means, the ITV camera is driven based on the contents of the camera control command. And a camera control means for sending out a camera drive request signal to the ITV camera for inputting the shooting condition designation signal from the input means, the camera is set with the current shooting direction and shooting magnification as the reference shooting conditions. Shooting deviation storage means for storing the camera drive request signal sent from the control means as a shooting deviation signal indicating a deviation in the shooting direction and shooting magnification of the ITV camera, and the shooting condition driving command from the input means. Then, the shooting deviation signal is taken out from the shooting deviation storing means, and the ITV is set so that the shooting deviation signal becomes zero. A photographed image display device in which a reference condition drive request means for driving and controlling the camera.

[0010]

Therefore, according to the invention corresponding to claim 1, by taking the above-mentioned means, when the low speed speed setting signal is received from the input means, the driving speed setting means holds the speed setting signal. After that, the constant speed drive requesting means
When the camera control command is received from the input means, the ITV camera is driven and controlled according to the content of the camera control command at the driving speed based on the speed setting signal of the driving speed setting means. Therefore, the ITV camera is based on the speed setting signal. By driving the ITV camera at a low speed, the ITV camera can be finely adjusted and the operability is improved.

In the invention according to claim 2, a constant distance drive request signal for driving the ITV camera by a predetermined distance is stored in advance in the constant distance signal memory. When a control command is input, a constant distance drive request signal is fetched from the constant distance signal memory and the ITV camera is driven and controlled by a constant distance.
The ITV camera can be finely adjusted by setting the predetermined distance to be a minute distance.

According to a third aspect of the present invention, when a photographing condition designation signal is input from the input means, the photographing deviation storage means sets the current photographing condition as the reference photographing condition, and thereafter, it is sent from the camera control means. Extract the camera drive request signal,
It is stored as a photographing deviation signal indicating a deviation from the standard photographing condition.

Thus, when the photographing condition driving command is input, the reference condition driving request means drives and controls the ITV camera so that the photographing deviation signal becomes zero, so that the camera is stopped under the required photographing condition. Can be made.

[0014]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing the configuration of a first embodiment of a photographed image display device according to the present invention. This photographed image display device is an IT that sends out an image photographed by an ITV photographing unit 11a that photographs the state of various parts of a plant or a required process, for example, via an ITV control device 11b.
The V camera 11 and the captured image from the ITV camera 11 are received via the image control line 12, and the CR with the touch panel is used.
The CRT display control unit 15 in the operator console 14 that superimposes on the ITV shooting screen 13b in the display screen 13a of T13 and displays the window is provided.

On the ITV photographing screen 13b, a window is displayed by the CRT display control unit 15 and icons 16a to 1 as input means for controlling the ITV photographing unit 11a.
6c is provided. Here, the icon 16a has a function of setting and inputting a speed setting signal for driving the ITV photographing unit 11a at a medium speed to the driving speed setting means 17 by a touch operation of the operator. Note that the speed setting signal is, for example, a predetermined pulse train, and depending on the pulse width,
The drive speed required from the icon 16a is set. Similarly, the icon 16b inputs a speed setting signal for driving the ITV photographing unit 11a at a low speed to the driving speed setting means 17 by a touch operation of the operator. The drive speed setting means 17 uses these icons 16
The speed setting signals set and input from a and 16b are held.

Further, the icon 16c indicates the ITV photographing section 1
The camera control command for controlling the shooting direction and the shooting magnification of 1a is input, and when the operator is touching, the camera control command is input to the constant speed drive requesting means 18.

The constant speed drive requesting means 18 is an icon 1
When a camera control command is received from 6c, a constant speed drive request signal is created according to the content of the camera control command at the drive speed of the speed setting signal set in the drive speed setting means 17, and the drive control line 19 is used. And sends a constant speed drive request signal to the ITV control device 11b of the ITV camera 11, and the ITV photographing unit 1
1a is drive-controlled.

That is, when the ITV control device 11b receives the constant speed drive request signal, the ITV image pickup unit 11 during image pickup.
For a, constant speed drive control of tilt operation and pan operation for changing the shooting direction and constant speed drive control of zoom operation for changing the shooting magnification are executed. In addition, the operator console 1
4 is the ITV shooting unit 11 in addition to the icons 16a to 16c.
A keyboard 20 is provided as an input means capable of controlling a and the like.

Next, the operation of such a photographic image display device will be described with reference to the drawings. First, in the CRT 13 with a touch panel, the ITV camera 11 is displayed on the display screen 13a.
The captured image from is displayed. At this time, the display screen 13a
Icons 16a to 16c are also displayed therein. When the operator touches the icon 16a, for example, a medium speed setting signal is set and input to the drive speed setting means 17. The drive speed setting means 17 holds a medium speed constant speed drive request signal.

When the operator subsequently touches the icon 16c after setting the drive speed in this way, a camera control command is input to the constant speed drive request means 18 as shown in FIG. 2 (a). It Here, the constant speed drive requesting means 18 sends a medium speed constant speed drive request signal as shown in FIG. 2B to the ITV control device 11b of the ITV camera 11 according to the content of the camera control command.
The control unit 11a drives the ITV camera 11 at medium speed. That is, the ITV control device 11b uses the ITV during image capturing.
The imaging unit 11a is drive-controlled so that the tilting operation is performed at a medium speed, for example.

When the desired photographing position is approached,
The tilt operation is stopped by the touch operation of the icon 16c by the operator. Then, a low speed speed setting signal is set and input to the drive speed setting means 17 by a touch operation of the icon 16b by the operator. The drive speed setting means 17 holds a constant speed drive request signal of constant speed.

Thereafter, similarly, the operator operates the icon 16
A camera control command is input to the constant speed drive requesting unit 18 by a touch operation of c. In the constant speed drive request means 18, the ITV control device 11 of the ITV camera 11 sends a low speed constant speed drive request signal as shown in FIG.
Send to b. In the ITV control device 11b, the ITV photographing unit 11a during image photographing is drive-controlled so as to perform, for example, a tilt operation at a low speed.

In this state, when the desired shooting direction becomes closer, the operator touches the icon 16a,
The tilt operation is stopped. In this case, since the tilt operation is slow, the ITV shooting unit 11a can be stopped in the desired shooting direction.

As described above, in the photographed image display apparatus of the first embodiment, the operator sets the drive speed setting means 17 as IT.
By setting and inputting a speed setting signal that is an arbitrary driving speed of the V camera 11, the operator can
Can be easily controlled, the shooting direction of the ITV shooting unit 11a and the like can be easily fine-tuned, and an image shot in the desired shooting direction can be displayed. Also, the ITV shooting unit 11
Since the fine adjustment of a becomes easy, the operability of the display device body can be improved.

Next, a second embodiment of the photographed image display device according to the present invention will be described with reference to the drawings. FIG. 3 is a block diagram showing the configuration of this photographed image display device. The same parts as those in FIG. 1 are designated by the same reference numerals and detailed description thereof will be omitted, and only different parts will be described here. In order to drive the ITV photographing section 11a by a predetermined distance, the photographed image display device of the present embodiment is provided with a constant distance signal memory 22 in place of the driving speed setting means 17 from the device shown in FIG.
Further, in place of the constant speed drive requesting means 18, a constant distance drive requesting means 23 is provided.

Here, the constant distance signal memory 22 has I
A constant distance drive request signal for driving the TV photographing unit 11a by a predetermined distance is stored. Further, the constant distance drive requesting means 23 includes an icon 24 and an icon 1 as inputting means.
Based on the contents of the camera control command input from 6c,
It has a function of fetching a constant distance drive request signal from the constant distance signal memory 22 and sending the constant distance drive request signal to the ITV control device 11b so as to drive and control the ITV camera by a constant distance. It should be noted that the icon 24 is an input means of a camera control command to indicate the constant distance drive. Next, the operation of such a captured image display device will be described.

First, in the CRT 13 with a touch panel, the photographed image from the ITV camera 11 is displayed on the display screen 13a. In this display screen 13a, icons 16a,
24 is displayed. Here, when the operator touches the icon 24, the constant distance drive mode is set, and when the icon 16c is touched, the driving direction of the constant distance is instructed, and the camera control command indicating the constant distance drive is shown in FIG. As shown in (a), the constant distance drive requesting means 2
Input to 3.

At this time, in the constant distance signal memory 22, the constant distance drive request means 23 extracts the constant distance drive request signal. As a result, the constant distance drive request means 23 sends a constant distance drive request signal as shown in FIG. 4B to the ITV control device 11b of the ITV camera 11. Then, the ITV control device 11b controls the ITV photographing unit 11a during image photographing so as to perform, for example, a tilt operation at a predetermined driving distance.

As described above, the photographed image display apparatus of the second embodiment stores the constant distance drive request signal for driving the ITV photographing section 11a by the constant distance signal memory 22 in advance by a predetermined distance. When the camera control command is input, the constant distance drive request means 23 extracts the constant distance drive request signal from the constant distance signal memory 22 and sends it to the ITV control device 11b. Therefore, the ITV camera 11 can be finely adjusted by setting the predetermined distance to be a minute distance.

Next, a third embodiment of the photographed image display device according to the present invention will be described with reference to the drawings. FIG. 5 is a block diagram showing the configuration of this photographed image display device. The same parts as those in FIG. 1 are designated by the same reference numerals and detailed description thereof will be omitted, and only different parts will be described here.

That is, the photographed image display apparatus of the present embodiment is designed to drive the ITV camera 11 to the required photographing direction of the ITV camera and the standard photographing condition which is the photographing condition, and the ITV camera 11 is driven by the input means. A shooting condition designating signal for designating a standard shooting condition, a shooting condition driving command for driving the ITV camera 11 to the shooting condition, and a camera control command are input, and instead of the driving speed setting means 17 and the constant speed driving request means 18. The camera control means 31 is provided, and a photographing deviation storage means 32 and a reference condition drive request means 33 are added.

Here, when the camera control command is input from the touch panel or keyboard 20 as the input device, the camera control device 31 drives the ITV photographing section 11a based on the contents of the camera control command. It has a function of sending a request signal to the ITV control device 11b.

The photographing deviation storage means 32 receives a photographing condition designation signal from the icon 30a in the CRT display screen 15a or the keyboard 21 as an input means.
With the current shooting direction and shooting magnification as reference shooting conditions, a camera drive request signal transmitted from the camera control means 31 is extracted and stored as a shooting deviation signal indicating a deviation in shooting direction and shooting magnification from the reference shooting conditions. It is a thing.

Further, the reference condition drive request means 33 is an icon 30 in the CRT display screen 15a as an input means.
When a shooting condition driving command is input from the keyboard 21 or the keyboard 21, a shooting deviation signal is taken out from the shooting deviation storage means 32, and a camera control signal is sent to the camera control means 31 so that the shooting deviation signal becomes zero. It has a function of driving and controlling the ITV camera 11. Next, the operation of such a captured image display device will be described with reference to FIG.

First, the ITV photographing section 11a operates up to the required photographing conditions by the operation of the operator (S
T1). At this time, in the CRT 15 with a touch panel, I
The captured image by the TV camera 11 is displayed on the ITV capturing screen 15b on the display screen 15a. In addition, the display screen 15
Icons 16c, 30a and 30b are displayed in a.

When the operator touches the icon 30a in this state, the current shooting direction and shooting magnification for shooting the shot image in the ITV shooting screen 15b are
It is designated in the photographing deviation storage means 32 as the standard photographing condition. Also, the input means for reproducing the reference shooting conditions is
It is assigned to the icon 30b (ST2).

After the reference photographing conditions have been specified in this way, the camera control means 31 displays the icon 1 of the operator.
By a touch operation of 6c or the like, a camera drive request signal based on a camera control command is transmitted to cause the ITV photographing section 11a to perform a photographing operation in various photographing directions and photographing magnifications (ST3). On the other hand, in the photographing deviation storage means 32, the camera drive request signal sent from the camera control means 31 after the designation of the reference photographing condition is finished is extracted and sequentially stored as a photographing deviation signal.

When the operator touches the icon 30b (ST4), a camera drive command for driving the camera to the standard photographing condition is input to the standard condition drive requesting means 33.

The reference condition drive requesting means 33 takes out the photographing deviation signal from the photographing deviation storing means 32 in response to the input of the camera driving command, and at the same time, the photographing deviation signal is made zero in step 3. The camera control command for driving the ITV camera 31 by the absolute value of the shooting deviation signal in the reverse direction of each shooting operation is sent to the camera control means 31.

Therefore, the camera control means 31 sends a camera drive request signal to the ITV control device 11 so that the reference photographing condition stored in step 2 is satisfied by a camera control command for making the photographing deviation signal zero. . In the ITV control device 11b, the I
The TV photographing unit 11a is returned to the standard photographing condition (ST5).

As described above, in the photographed image display device of the third embodiment, the photographing deviation storage means 32 designates the reference photographing condition by the input of the photographing condition designation signal, and the camera drive signal to be sent thereafter. When the reference condition drive requesting means 33 receives the shooting condition drive command for driving the camera to the reference shooting condition, the extracted condition is stored as a shooting deviation signal.
Since the camera control command for making the photographing deviation signal zero is sent to the camera control means 31, the camera can be stopped under the required photographing condition with one touch.

The first and second embodiments are ITVs.
The case where the photographing unit 11a performs the tilt operation has been described, but the present invention is not limited to this, and the present invention can be similarly implemented by performing the pan operation and the zoom operation.

In the first embodiment, the case where two modes of medium speed and low speed are provided as the predetermined speed has been described, but the present invention is not limited to this, and the number of modes is increased or the driving speed is continuously changed. The present invention can be implemented in the same manner even in the configuration.

Furthermore, in the first embodiment, the ITV photographing section 1 is used.
Although the case where the predetermined speed is set while the 1a is stopped has been described, the present invention is not limited to this, and the present invention can be achieved even if a predetermined speed is changed by inputting a speed signal while the ITV photographing unit 11a is being driven. It can be carried out similarly.

In the first to third embodiments, the case where the icon is used as the input means has been described. However, the present invention is not limited to this, and the present invention can be applied to the case where the input means such as a keyboard is used for operation. It can be carried out similarly.

In the second embodiment, the constant distance signal memory 2 is previously stored.
Although the case where the constant distance drive request signal is stored in 2 has been described, the present invention is not limited to this, and the structure is such that a constant distance registration means is provided so that the predetermined distance can be arbitrarily changed, or a plurality of types of predetermined distances are registered in advance. However, the present invention can be similarly implemented.

In the third embodiment, the case where the reference condition drive request means 33 sends a camera control command to the camera control means 31 so that the photographing deviation signal becomes zero has been described.
Not limited to this, when a camera control command for driving the camera is input to the standard shooting condition, the tilt operation, the pan operation, and the zoom operation represented by the camera drive request signal in the shooting deviation storage unit 32, for example, by a pulse signal or the like, are performed. Even if the positive direction and the negative direction are reversed, and the configuration is such that the absolute value is directly sent to the ITV camera 11, each operation of the ITV shooting unit 11a after the specification of the standard shooting conditions is canceled out. The present invention can be similarly implemented.

In the third embodiment, the case where the camera control command is sent by the absolute value of the shooting deviation signal in the reverse direction of each shooting operation has been described, but the present invention is not limited to this, and the reference condition drive requesting means 33. The present invention can be embodied in a similar manner, in which the camera monitors a shooting deviation signal that decreases toward zero at the same time as sending the camera control command and stops sending the camera control command when the shooting deviation signal becomes zero. .

Further, in the third embodiment, the camera control command for driving the camera under the standard photographing condition is given as the icon 30b.
However, the present invention is not limited to this and may be applied to any key on the keyboard 21 to implement the present invention in the same manner.

Further, although the third embodiment has explained the case where only one reference photographing condition is designated, the present invention is not limited to this, and a plurality of reference photographing conditions are designated and arbitrary keys or icons are respectively assigned. However, the present invention can be similarly implemented. In addition, the present invention can be variously modified and implemented without departing from the scope of the invention.

[0052]

As described above, the present invention has the following effects.

According to the first aspect of the present invention, the drive speed of the ITV camera is set by the drive speed setting means, and the constant speed drive request means drives and controls the ITV camera based on the drive speed. By making the drive speed low, the ITV camera can be finely adjusted and the operability can be improved.

According to the second aspect of the present invention, a constant distance drive request signal for driving the ITV camera by a predetermined distance is stored in advance in the constant distance signal memory, and the constant distance drive request means is based on the constant distance drive request signal. Since the ITV camera is drive-controlled, the ITV camera can be finely adjusted by setting the predetermined distance to be a minute distance.

According to the third aspect of the present invention, when the photographing condition designating signal is input, the photographing deviation storing means sets the current photographing condition as the standard photographing condition and the subsequent camera drive request signal from the standard photographing condition. The reference condition drive requesting unit stores the deviation as a photographing deviation signal, and drives the ITV camera so that the photographing deviation signal becomes zero by the input of the photographing condition driving command. Therefore, the ITV camera is driven under the required photographing condition. Can be stopped.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a first embodiment of a captured image display device according to the present invention.

FIG. 2 is a view showing a camera control command and a constant speed drive request signal in the embodiment.

FIG. 3 is a block diagram showing the configuration of a second embodiment of the captured image display device according to the present invention.

FIG. 4 is a view showing a camera control command and a constant distance drive request signal in the embodiment.

FIG. 5 is a block diagram showing the configuration of a third embodiment of the captured image display device according to the present invention.

FIG. 6 is a flowchart showing an operation of the captured image display device in the embodiment.

FIG. 7 is a diagram showing a configuration of a conventional captured image display device.

FIG. 8 is a diagram showing a camera control command and a camera drive request signal of a conventional captured image display device.

[Explanation of Codes] 11 ... ITV camera, 11a ... ITV shooting unit, 11b ...
ITV control device, 12 ... Image control line, 13 ... Operator console, 14 ... CRT display control section, 15 ... CRT with touch panel, 15a ... Display screen, 15b ... ITV captured image, 16a, 16b, 16c ... Icon, 17 ... High-speed drive request means, 18 ... Drive control line, 19 ... Drive speed setting means, 20 ... Keyboard.

Claims (3)

[Claims] 1. A photographed image display device for photographing an object to be photographed with an ITV camera and displaying the image on a display screen of a display device, and for sequentially changing and photographing the desired object to be photographed while drivingly controlling the ITV camera, In addition to camera control commands for controlling the shooting direction and shooting magnification of the ITV camera, input means for setting and inputting a speed setting signal representing the driving speed of the ITV camera, and driving for holding the speed setting signal input from this input means When a camera control command is received from the speed setting unit and the input unit, a constant speed for driving and controlling the ITV camera at a required driving speed based on the speed setting signal of the setting unit according to the contents of the camera control command. A photographed image display device comprising: a drive requesting unit. 2. A photographed image display device for photographing an object to be photographed with an ITV camera and displaying the image on a display screen of a display device, and for sequentially changing the desired object to be photographed while driving and controlling the ITV camera. Input means for inputting a camera control command for controlling the shooting direction and shooting magnification of the ITV camera; a constant distance signal memory for storing a constant distance drive request signal for driving the ITV camera by a predetermined distance in advance; A constant distance drive request means for taking out the constant distance drive request signal from the constant distance signal memory on the basis of the input camera control command and controlling the drive of the ITV camera by a constant distance. Captured image display device. 3. A photographed image display device for photographing an object to be photographed with an ITV camera and displaying the image on a display screen of a display device, and sequentially changing and photographing the desired object to be photographed while controlling the drive of the ITV camera. A shooting condition designating signal for designating a shooting direction of the ITV camera and a standard shooting condition such as a shooting magnification, a shooting condition drive command for driving the ITV camera, and the ITV
Input means for inputting a camera control command for controlling the shooting direction and shooting magnification of the camera; and when the camera control command is input from this input means,
When the camera control means for sending a camera drive request signal for driving the ITV camera to the ITV camera based on the contents of the camera control command and the photographing condition designating signal from the input means are input, Shooting deviation storage means for storing the camera drive request signal sent from the camera control means as a shooting deviation signal indicating a deviation between the shooting direction and the shooting magnification of the ITV camera with the shooting direction and the shooting magnification as the reference shooting conditions. When the shooting condition driving command is input from the input means, the shooting deviation signal is taken out from the shooting deviation storage means and the shooting deviation signal is set to zero.
A photographed image display device, comprising: a reference condition drive requesting means for driving and controlling a TV camera.