JP2007274245A - Imaging apparatus, method, and program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an imaging apparatus, method, and program capable of displaying the image of a subject at an accurate position by correcting measurement error for the subject position, when displaying the image of a subject that has been taken on a pre-stored map, realizing reliable customization for improved entertainment property, having such convenience as can specify a place based on an actual taken image. <P>SOLUTION: An image storage 44 stores a photo image 7 of a subject that is acquired with an image acquiring part 30, a photo 9 of its icon, and an image information 11 of the subject (including a positional information of the subject that is calculated with a subject position information calculating part 43), corresponded to each other. An input acceptor 46 accepts user's instruction from a display unit 4 of a touch panel, about the information stored in the image storage 44, to move and delete the photo 9. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a technique for capturing and displaying a captured image of a user on a navigation system, and in particular, an imaging apparatus and method capable of moving or deleting on a display screen when displaying the captured image on a display screen of the navigation system. And programs.

  2. Description of the Related Art In recent years, digital technology has been remarkably advanced, and a photographing apparatus capable of capturing a photographed image of a facility photographed by a photographing apparatus such as a digital camera into a navigation system and displaying it together with a map is known. For example, in the technique described in Patent Document 1, a photographed image is compressed to an appropriate size and attached to a position where a subject is supposed to be located on a map stored in advance, and an actual subject image is left as it is. It is supposed to be displayed. According to such a technique, the user of the navigation system can easily customize it. In addition, since a place such as a destination or a waypoint can be specified from an actual image taken by the user, convenience is improved.

  As for the place where the image was taken, the current location can be detected and stored using a GPS receiver incorporated in the image taking apparatus. For this reason, a digital image management technique is also conceivable in which attribute information such as a shooting location and time is recorded together with image data of a shot subject, and this is used to create a database of image data. (Patent Document 2).

  However, even if the current location as the shooting location is specified, if the actual position information of the subject that is the shooting target is not stored, the location of the subject is later when the user looks at the image of the subject later. It may not be possible to remember exactly and cannot be attached on the map of the navigation system. Even if the distance from the shooting location to the subject is roughly remembered, if the shooting direction is deviated, the position of the subject will be greatly different when attached to the map of the navigation system.

Therefore, Patent Document 3 proposes an imaging apparatus that stores positional information of a photographed subject in association with a subject image. In the technique of Patent Document 3, the position of the subject is determined by measuring the distance from the subject to the photographing device and the photographing direction at the same time as obtaining the photographing position when photographing the subject.
JP 2000-65588 A Japanese Unexamined Patent Publication No. 2000-2325580 JP 2002-344789 A

  By the way, in the current navigation system, there is a limit to the position detection accuracy of the current location by GPS reception. For this reason, it is inevitable that the position information of the subject calculated based on the current position information of the shooting position will be somewhat out of order. That is, in the conventional technique for displaying the subject photographed by the user on the map of the navigation system, an error occurs in the measurement of the subject position, so that the subject is displayed at an incorrect position different from the actual situation. It was.

  The present invention has been proposed in order to solve the above-described problems. The object of the present invention is to correct an object position measurement error by correcting an object position measurement error when a captured image of an object is displayed on a previously stored map. Device, method, and program capable of displaying an image of the user at an accurate position, realizing highly reliable customization to enhance entertainment properties, and at the same time being able to specify a location from an actual captured image Is to provide.

  In order to achieve the above-described object, the invention of claim 1 is an imaging apparatus having an image acquisition means for acquiring an image of a subject and a map information storage means for storing map information, wherein the current location of the imaging apparatus is Current location acquisition means for acquiring information, shooting direction determination means for determining the shooting direction of the subject facing the shooting device, shooting distance calculation means for calculating a shooting distance from the subject to the current location, and the current location acquisition Subject position information calculating means for calculating subject position information based on the current location information acquired by the means, the shooting direction determined by the shooting direction determining means, and the shooting distance calculated by the shooting distance calculating means; Image storage means for storing the subject image acquired by the image acquisition means and the subject position information calculated by the subject position information calculation means in association with each other; A display means for displaying a map stored in the map information storage means, an image of the subject stored in the image storage means, and an input receiving means for allowing the user to change the information stored in the image storage means It is characterized by having.

  The invention of claim 5 captures the invention of claim 1 as a method, and an imaging method including an image acquisition step of acquiring an image of a subject by the imaging device and a map information storage step of storing map information A current location acquisition step of acquiring current location information, a shooting direction determination step of determining a shooting direction to the subject, a shooting distance calculation step of calculating a shooting distance from the subject to the current location, and the current location acquisition step The subject position information calculation step for calculating subject position information based on the current location information acquired in step S1, the shooting direction determined in the shooting direction determination step, and the shooting distance calculated in the shooting distance calculation step, and acquired in the image acquisition step. The subject image is stored in association with the subject position information calculated in the subject position information calculation step. An image storage step, a display step for displaying the map stored in the map information storage step and the image of the subject stored in the image storage step, and an input reception step in which the user can change the information stored in the image storage step; It is characterized by including.

  The invention of claim 6 captures the inventions of claims 1 and 5 from the viewpoint of a program, and stores an image acquisition function for acquiring an image of a subject by the photographing apparatus using a computer and map information. A shooting program for causing a computer to perform a map information storage function, a current location acquisition function for acquiring current location information, a shooting direction determination function for determining a shooting direction to a subject, and a shooting distance from a subject to the current location. The position of the subject based on the shooting distance calculation function to be calculated, the current position information acquired by the current position acquisition function, the shooting direction determined by the shooting direction determination function, and the shooting distance calculated by the shooting distance calculation function The subject position information calculation function for calculating information and the subject image acquired by the image acquisition function are calculated by the subject position information calculation function. An image storage function for storing in association with the position information of the subject, a map stored in the map information storage function, a display function for displaying an image of the subject stored in the image storage function, and the image storage The present invention is characterized in that a computer realizes an input reception function that allows a user to change information stored in the function.

  In the first, fifth, and sixth aspects of the invention having the above-described configuration, when the photographed image of the subject is displayed on the map stored in the map information storage unit, the user stores it in the image storage unit by the input reception unit. It is possible to easily correct the position of the image simply by changing the information.

  According to a second aspect of the present invention, in the photographing apparatus according to the first aspect, the input receiving unit is configured to change the position information of the subject calculated by the subject position information calculating unit. Yes. Further, the invention of claim 3 is the imaging apparatus according to claim 2, wherein the input receiving means touches and selects a subject image displayed on the display means, and changes the selected subject image. It is characterized in that the position information of the subject is changed by tracing and moving to the desired position.

  In the second and third aspects of the invention, even if the position of the image displayed on the map is different from the actual position, the position of the image is changed by changing the position information of the subject by the input receiving means. It can be corrected quickly and easily. In particular, in the invention of claim 3, since the image of the subject can be moved in the manner of drag and drop, excellent workability can be exhibited.

  According to a fourth aspect of the present invention, in the photographing apparatus according to any one of the first to third aspects, the input receiving unit is stored in association with the subject image stored in the image storage unit and the image thereof. It is characterized in that it is configured to delete the position information of the subject.

  In the invention of claim 4 having the above configuration, the image of the subject and the position information can be deleted by the input receiving means, so that the editing operation can be easily performed.

  As described above, according to the photographing apparatus, method, and program of the present invention, when a photographed image of a subject is displayed on a pre-stored map, the measurement error of the subject position is easily corrected, and the subject image Can be displayed at an accurate position, and highly reliable customization can be realized to improve entertainment properties, and at the same time, it is possible to ensure the convenience of specifying a location from an actual captured image.

[Constitution]
Next, the best mode for carrying out the present invention (hereinafter referred to as an embodiment) will be specifically described with reference to the drawings. FIG. 1 shows a conceptual diagram of this embodiment. As shown in FIG. 1, the photographing apparatus 1 according to the present embodiment is incorporated in an in-vehicle navigation system and is detachable from the vehicle 2. That is, the user takes the photographing apparatus 1 out of the vehicle and takes a picture of a facility or the like as a subject, and attaches and takes in the image data of the photographed picture as it is on the map of the navigation system.

  Although the present embodiment can be realized by controlling a computer including a peripheral device with a program, the implementation modes of the hardware and the program in this case can be variously changed. In addition, the photographing apparatus 1 according to the present embodiment performs various editing operations as in a normal digital camera, and basic specifications such as an autofocus function and a zoom function can be selected as appropriate.

  In addition to being applied to the photographing apparatus, the present invention can be grasped as a photographing method and program, and a computer-readable recording medium on which the program is recorded. The program realizes the effects of the present invention by utilizing a physical processing device such as a CPU and various chip sets incorporated in the photographing apparatus.

  Next, an outline of the present embodiment will be described with reference to front views of FIGS. 2 and 3 are front views when the photographing apparatus 1 is mounted on the vehicle 2 and performs a navigation function, and FIG. 4 is a front view when only an image photographed by the photographing apparatus 1 is displayed. . As shown in these drawings, the main body portion of the photographing apparatus 1 is composed of a horizontally long panel-like member, and various operation switches 3 are arranged on the left and right edge portions and the lower edge portion of the front portion. A horizontally long display unit 4 having a size close to the entire surface is provided.

  The display unit 4 includes a liquid crystal monitor, and the surface thereof is a touch panel that operates with a user's finger. That is, the display unit 4 is an output unit 12 that displays a captured image and a map in the navigation system, and also serves as an input unit 13 for inputting a user's touch operation (output is also provided). The unit 12 and the input unit 13 are illustrated in the block diagram of Fig. 6 to be described later, and the output unit 12 also has a function of performing voice output such as guidance guidance in the navigation system).

  A photographing lens 5 for capturing an image is provided at the left end of the upper edge of the photographing device 1. Further, as shown in FIG. 5 (enlarged side view of a portion surrounded by a dotted line in FIG. 2), a two-way camera changeover switch 6 is slidably provided on a side edge of the photographing apparatus 1, and this switch 6 is configured to switch the photographing direction of the photographing lens 5 by 180 degrees. That is, as with a general camera-equipped mobile phone, the shooting direction is set to be switchable between the user holding the shooting device 1 and the opposite side of the shooting device 1 facing the subject. .

  In the navigation function shown in FIGS. 2 and 3, a navigation map 8 stored in advance is displayed on the display unit 4, and a photo taken by the photographing apparatus 1 is displayed on the map 8. A plurality of photos 9 that are icons of the image 7 are displayed. These photos 9 are automatically attached and displayed on the map 8 by determining the position of the subject. The determination of the subject position will be described in detail in the main CPU and its peripheral circuit 40 in the subsequent stage.

  FIG. 2 shows a state in which the map 8 is displayed on the entire screen of the display unit 4. On this screen, when the photo 9 is selected by the cursor 10 indicated by the arrow by the user operation, the display unit 4 is moved left and right. The map is divided into two, and the selected map 8 and photo 9 are displayed on the right screen, and the photo image 7 that is the original image of the photo 9 and the image information 11 of the subject are displayed on the left screen ( (See FIG. 3). The subject image information 11 includes subject position information.

  Next, the configuration of the present embodiment will be described from the viewpoint of functions with reference to the block diagram of FIG. That is, this embodiment includes an absolute position / orientation detection unit 21, a relative orientation detection unit 22, a map information storage unit 23 used in the navigation system, and an image acquisition unit 30 for acquiring a captured image of the subject. The main CPU which is a control circuit of the entire apparatus and its peripheral circuit 40 are included. Reference numeral 19 in FIG. 6 denotes a user interface including an I / O control circuit and a driver. The user interface 19 allows the output unit 12 and the input unit 13 to be connected to the main CPU and its peripheral circuit 40. And are connected.

  The absolute position / orientation detecting unit 21 receives GPS radio waves transmitted from a plurality of GPS satellites simultaneously with an antenna, a receiver, or the like, and measures the distance from the orbit, so that the current location of the photographing apparatus 1 is absolute on the ground surface. This is the part that calculates the typical position coordinates and direction. The relative azimuth detecting unit 22 is a part that detects a photographing direction in which the photographing apparatus 1 is directed using a gyro sensor or the like. Note that the photographing direction is detected not only in the horizontal direction but also in the elevation direction of the photographing apparatus 1.

  The image acquisition unit 30 is a part that acquires the photo image 7 when the user shoots the subject, and also acquires the photo 9 (both shown in FIGS. 2 and 3) as an icon thereof. A photographing control unit 32 for controlling the photographing unit 31, a distance measuring unit 33 for measuring a photographing distance from the subject to the photographing apparatus 1, and a photometric sensor 34 for measuring the luminance of the subject. Of these, the photographing unit 31 is a part that performs photographing and image formation, and in addition to the photographing lens 5 and the two-way camera change-over switch 6 shown in FIGS. It includes a CCD (not shown) for imaging.

  The imaging control unit 32 takes in the distance measurement data measured by the distance measurement unit 33 and the photometry data measured by the photometry sensor 34, and based on the imaging information such as the zoom magnification instructed by the user, the stepping motor The lens and focus are driven and controlled by adjusting the zoom magnification and focus of the photographing lens 5, and further the aperture value and shutter speed are controlled.

  The main CPU and its peripheral circuit 40 include a current location acquisition unit 41, a shooting direction determination unit 42, a subject position information calculation unit 43, an image storage unit 44, a display control unit 45, and an input reception unit 46. Since the present embodiment is integrated into the navigation system and has a navigation function, the main CPU and its peripheral circuit 40 have a destination setting unit and a route calculation unit as functional units that perform the navigation function. However, since it is the same as a conventional navigation system, description thereof is omitted here.

  In the main CPU and its peripheral circuit 40, the current position acquisition unit 41 is a part that acquires the current position information of the photographing apparatus 1 based on the detection result of the absolute position / orientation detection unit 21. The shooting direction determination unit 42 is a part that determines the shooting direction of the shooting apparatus 1 based on the detection result of the relative direction detection unit 22.

  The subject position information calculation unit 43 is based on the current location information of the imaging device 1 acquired by the current location acquisition unit 41, the shooting direction determined by the shooting direction determination unit 42, and the distance measurement data calculated by the distance measurement unit 33. Thus, it is a part for calculating longitude, latitude, and altitude, which are position information of the subject to be imaged.

  The image storage unit 44 takes in the photo image 7 of the subject acquired by the image acquisition unit 30 and the photo 9 as an icon thereof (see both FIG. 2 and FIG. 3), and these data and the image information of the subject 11 are stored in association with each other. Note that the subject image information 11 includes not only the subject position information calculated by the subject position information calculation unit 43 but also the time at the time of photographing, character information by user input, and the like. Further, the image storage unit 44 stores the current location information of the photographing apparatus 1 acquired by the current location acquisition unit 41 in association with the information.

  The display control unit 45 calls the map data stored in the map data storage unit 23 and displays the map 8 on the display unit 4, and the photo images 7 and 9 of the subject stored in the image storage unit 44 and the image This is a part for calling the image information 11 and displaying them on the display unit 4. As a display example of the photo image 7, the map 8, the photo 9 and the image information 11, as described above, a plurality of photos 9 are displayed on the map 8 displayed on the entire screen of the display unit 4 (FIG. 2). The display unit 4 is divided into left and right parts, a map 8 and a photo 9 are displayed on the right screen, and a photo image 7 and image information 11 that are original images of the photo 9 are displayed on the left screen. (See FIG. 3).

  The input receiving unit 46 is a characteristic part of the present embodiment. Regarding the information stored in the image storage unit 44, the input receiving unit 46 receives a user input command from the display unit 4 that is a touch panel, and moves and deletes the photo 9 It is configured to perform editing work. Here, the input receiving unit 46 will be described in detail with reference to FIGS. 7 and 8.

  That is, when the input accepting unit 46 accepts the “editing mode” by a user operation, as shown in FIG. 7, “editing mode” is displayed in the lower left corner of the display unit 4, and “moving” and “ “Delete” appears. These “move” and “delete” display portions serve as input areas for performing displayed operations.

  The user touches the photo 9 on the display unit 4 to select the photo 9 to be edited, and then touches and selects the “move” portion or the “delete” portion, so that the display unit 4 The display screen shifts from FIG. 7 to FIG. At this time, the display portion of “edit mode” in the lower left corner of the display unit 4 is changed to the display of “decision”, “cancel”, and “end”. The display portions of “decide”, “cancel”, and “end” are also input areas for performing displayed operations.

  In the state shown in FIG. 7, when the user touches the “move” portion on the display unit 4, the photo 9 can be moved, and the user touches the photo 9 selected by the user and traces to the position to be changed. The display position of the photo 9 can be changed by moving to the actual position (the frame portion indicated by the dotted line in FIG. 7). In the state shown in FIG. 7, when the user touches the “delete” portion under “edit mode”, the photo 9 can be deleted, and the photo 9 selected by the user is a deletion candidate. It becomes.

  In the state shown in FIG. 8, the display portion of “edit mode” in the lower left corner of the display unit 4 is changed to the display of “decision”, “cancel”, and “end”. 4 is touched, the input receiving unit 46 determines the moving process of the photo 9 in the case of the moving work, and the input receiving unit 46 determines the deleting process of the photo 9 in the case of the deleting work. It will be.

  Further, when the user touches the “cancel” portion on the display unit 4, in the case of moving work, the input receiving unit 46 reaches the original position before tracing the position of the photo 9 (the frame portion having the oblique lines in FIG. 8). return. On the other hand, in the case of the deletion work, the deletion candidate of the photo 9 is canceled. Further, when the user touches the “end” portion on the display unit 4, the “editing mode” in the input receiving unit 46 is ended. At this time, the image storage unit 44 updates and stores the changed subject position information.

[Action]
Next, the effect | action of this embodiment is demonstrated using the flowchart of FIG. FIG. 9 is a flowchart in a case where editing work including position change and deletion of the photo 9 is performed. First, in STEP 1, it is confirmed whether or not the image editing mode has been set by a user operation. If the editing mode is on (YES in STEP 1), the input receiving unit 46 receives the editing mode and enters a standby state, and proceeds to STEP 2. If the user does not turn on the edit mode (NO in STEP 1), the process ends.

  In STEP 2, it is confirmed whether or not the user has touched the photo 9 on the map 8 displayed on the display unit 4. When the user does not touch the photo 9 (NO in STEP 2), the process returns to STEP 1. On the other hand, when the user photo 9 is touched (YES in STEP 2), it is confirmed in STEP 3 whether or not the user has touched “move” on the display unit 4. If the user has not touched “move” on the display unit 4 (NO in STEP 3), the process proceeds to STEP 4. In STEP 4, it is confirmed whether or not the user has touched “delete” on the display unit 4.

  When the user touches “Move” on the display unit 4 (STEP 3 Yes), the process moves to the position of the photo 9 and moves to the position to be changed while touching the photo 9 selected by the user (STEP 5). . In STEP 4, when the user touches “Delete” on the display unit 4 (Yes in STEP 4), the process proceeds to the deletion of the photo 9. If the user does not touch “delete” on the display unit 4 (NO in STEP 4), the process ends.

  In STEP 6, it is confirmed whether or not the user has touched “Determination” on the display unit 4. If there is a touch (Yes in STEP 6), the input receiving unit 46 corrects the display position of the photo 9 or deletes the photo 9. The process is finalized (STEP 7). If the user does not touch “OK” on the display unit 4 (NO in STEP 6), the process proceeds to STEP 8.

  In STEP 8, it is confirmed whether or not the user has touched “Cancel” on the display unit 4. If “Cancel” is touched (Yes in STEP 8), the process returns to STEP 3 and the input receiving unit 46 does not trace the position of the photo 9. Return to the position of or cancel deletion candidates. If the user does not touch “Cancel” on the display unit 4 (NO in STEP 8), the editing operation is terminated.

[effect]
According to the present embodiment as described above, when the map 8 and the photo 9 are displayed on the display unit 4, the user can select while viewing the work target by touching the photo 9 on the display unit 4. Editing operations such as correction and deletion of the position of the photo 9 can be performed by simply touching the input area where “move” or “delete” is displayed.

  Therefore, when the position of the photo 9 displayed on the map 8 is different from the actual position, it is easy to correct and delete the position. In particular, when the position of the photo 9 is moved, the photo 9 can be moved in a drag-and-drop manner, so that excellent workability can be exhibited.

  Thereby, the photo 9 based on the actually taken photo image 7 can be displayed at an accurate position. Therefore, it is possible to accurately specify the destination or relay location using Photo 9 as a guideline, and the amount of map data in the navigation system is abundant, so that customization and convenience can be improved. .

[Other Embodiments]
Note that the present invention is not limited to the above-described embodiment, and the configuration of a digital camera or the like serving as an image acquisition unit can be changed as appropriate, and the map information storage unit incorporated in the navigation system is a CD or DVD. It is also possible to use portable memory cards such as discs.

  In addition, since the present invention is incorporated in an in-vehicle navigation system, a route search to that point may be performed using a subject photographed and taken on a map as a destination or a relay point. Moreover, it is good also as a setting which displays on the display part 4 automatically, when the own vehicle position on a guidance route approaches the photo 9 currently taken in. Furthermore, the present invention can be applied not only to the vehicle-mounted navigation system but also to a mobile tool equipped with a GPS function.

The conceptual diagram of embodiment which concerns on this invention. The front view of this embodiment. The front view of this embodiment. The front view of this embodiment. Enlarged side view of the portion surrounded by the dotted line in FIG. The functional block diagram of this embodiment. Explanatory drawing of the principal part of this embodiment. Explanatory drawing of the principal part of this embodiment. The flowchart of the edit operation | work in this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Imaging device 2 ... Vehicle 3 ... Operation switch 4 ... Display part 5 ... Shooting lens 6 ... Two-way camera change-over switch 7 ... Photo image 8 ... Map 9 ... Photo 11 ... Image information 12 of object ... Output part 13 ... Input part DESCRIPTION OF SYMBOLS 19 ... User interface part 21 ... Absolute position / orientation detection part 22 ... Direction detection part 23 ... Map information storage part 30 ... Image acquisition part 31 ... Shooting part 32 ... Shooting control part 33 ... Distance measuring part 34 ... Photometric sensor 40 ... Main CPU and its peripheral circuit 41 ... current location acquisition unit 42 ... photographing direction determination unit 43 ... subject position information calculation unit 44 ... image storage unit 45 ... display control unit 46 ... input reception unit

Claims (6)

An imaging device having image acquisition means for acquiring an image of a subject and map information storage means for storing map information,
Current location acquisition means for acquiring current location information of the imaging device;
Shooting direction determining means for determining a shooting direction to a subject to which the shooting apparatus is facing;
Shooting distance calculating means for calculating a shooting distance from a subject to the current location;
Subject position information calculation for calculating subject position information based on the current location information acquired by the current location acquisition unit, the shooting direction determined by the shooting direction determination unit, and the shooting distance calculated by the shooting distance calculation unit. Means,
Image storage means for storing the subject image acquired by the image acquisition means and the subject position information calculated by the subject position information calculation means in association with each other;
Display means for displaying a map stored in the map information storage means and an image of a subject stored in the image storage means;
Input accepting means by which a user can change the information stored in the image storage means;
An imaging apparatus comprising:   The photographing apparatus according to claim 1, wherein the input receiving unit is configured to change the position information of the subject calculated by the subject position information calculating unit.   The input receiving means changes the position information of the subject by touching and selecting the image of the subject displayed on the display means by the user and moving the selected subject image to the position where the user wants to change. The imaging apparatus according to claim 2, wherein the imaging apparatus is configured.   The said input reception means is comprised so that the positional information on the to-be-photographed object memorize | stored in association with the image of the to-be-photographed object memorize | stored in the said image storage means may be deleted. The imaging device according to any one of the above. An imaging method including an image acquisition step of acquiring an image of a subject by using a computer, and a map information storage step of storing map information,
A current location acquisition step for acquiring current location information;
A shooting direction determination step for determining a shooting direction to the subject;
A shooting distance calculating step for calculating a shooting distance from a subject to the current location;
Subject position information calculation step for calculating subject position information based on the current location information acquired in the current location acquisition step, the shooting direction determined in the shooting direction determination step, and the shooting distance calculated in the shooting distance calculation step;
An image storage step of storing the subject image acquired in the image acquisition step in association with the subject position information calculated in the subject position information calculation step;
A display step for displaying the map stored in the map information storage step and the image of the subject stored in the image storage step;
An imaging method, comprising: an input receiving step in which a user can change the information stored in the image storage step. An imaging program for realizing an image acquisition function for acquiring an image of a subject using a computer and a map information storage function for storing map information,
Current location acquisition function to acquire current location information,
A shooting direction determination function for determining the shooting direction to the subject;
A shooting distance calculation function for calculating a shooting distance from a subject to the current location;
Subject position information calculation for calculating subject position information based on the current location information acquired by the current location acquisition function, the shooting direction determined by the shooting direction determination function, and the shooting distance calculated by the shooting distance calculation function Function and
An image storage function for storing the subject image acquired by the image acquisition function in association with the subject position information calculated by the subject position information calculation function;
A display function for displaying a map stored in the map information storage function and an image of a subject stored in the image storage function;
An imaging program for causing a computer to realize an input reception function that allows a user to change information stored in the image storage function.

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