JP2007086213A - Image processing apparatus, mobile device, image display method, image display program and image display system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an image display program, a mobile device, an image display method, an image display program and an image display system, capable of enhancing visibility of an image displayed on a screen of the mobile device. <P>SOLUTION: In the image processing apparatus for displaying an image 1000 on the screen of the mobile device, when displaying of an image data is requested, an area indicating screen 1010 for indicating an area of the image data is displayed on the screen of the mobile device, and an image data area 1020 which is requested to be magnified from the mobile device is magnified according to a device specification of the mobile device, and an image processing section is provided for displaying its image 1030 on the mobile device. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an image processing device, a portable device, an image display method, an image display program, and an image display system, and more particularly, an image processing device, a portable device, an image display method, an image display program, and an image display program for displaying an image on a screen of a portable device. The present invention relates to an image display system.

In recent years, a multifunction peripheral (MFP) as an example of an image processing apparatus has been equipped with a network I / F so that it can communicate with a mobile device such as a mobile phone or a personal digital assistant (PDA). Yes. In such a multifunction device, for example, there is a device that transmits image data of various images (hereinafter simply referred to as an image) to a mobile device and displays the image on the screen of the mobile device (see, for example, Patent Document 1).
JP 2004-164623 A

  Usually, a screen such as a liquid crystal panel on which an image is displayed by a portable device such as a cellular phone or a PDA is small and has a small number of effective pixels. Therefore, some conventional multifunction peripherals use thumbnail images of images when displaying images such as previews on the screen of portable devices. Note that the thumbnail image is an image obtained by reducing the original image, and is an image that roughly presents the original image.

  However, the thumbnail image is an image obtained by simply reducing the original image. When the thumbnail image is displayed on the screen of the mobile device as it is, there is a problem that it is difficult to understand what is written and the characters are small.

  The present invention has been made in view of the above points, and provides an image processing device, a portable device, an image display method, an image display program, and an image display system that can improve the visibility of an image displayed on a screen of a portable device. The purpose is to do.

  In order to solve the above-described problems, the present invention provides an image processing apparatus that displays an image on a screen of a mobile device, and an area in which an area of the image data can be designated when a display request for image data is received from the mobile device. An image processing unit that causes a designated screen to be displayed on the screen of the portable device, and that the region of the image data requested to be enlarged from the portable device is enlarged according to the device specification of the portable device and displayed on the portable device It is provided with.

  In addition, the present invention is a portable device that displays an image received from an image processing device on its own screen, receives image data from the image processing device, and can specify an area of the image data An image processing unit that enlarges the area of the image data requested to be enlarged from the operation unit of the own device according to the device specifications of the own device and displays the image data on the screen of the own device. It is characterized by having.

  In order to solve the above problems, the present invention may be an image display method, an image display program, an image display system using the image processing apparatus and the portable device, and the image display apparatus in the image processing device and the portable device.

  ADVANTAGE OF THE INVENTION According to this invention, the image processing apparatus which can improve the visibility of the image displayed on the screen of a portable apparatus, a portable apparatus, an image display method, an image display program, and an image display system can be provided.

  Next, the best mode for carrying out the present invention will be described based on the following embodiments with reference to the drawings. In this embodiment, a multifunction peripheral is described as an example of an image processing apparatus. However, any image processing apparatus that displays an image on a screen of a mobile device may be used.

  In the present invention, the original image is divided into regions, and a reduced image (in which the specified region can be enlarged and displayed using image data divided into the regions (hereinafter referred to as region image data) and the coordinates of the region image data). (Hereinafter referred to as smart nail image). Since the smart nail image can be enlarged and displayed in the designated area, it is easy to understand what is written in the designated area. Details of the smart nail image are described in Japanese Patent Application Laid-Open No. 2004-234656.

  FIG. 1 is a hardware configuration diagram of an example of an image display system in which a multifunction device and a portable device according to the present invention are directly connected. In the image display system of FIG. 1, a multifunction device 10 and a mobile device 20 such as a mobile phone or a PDA are connected so that direct communication is possible. The image display system in FIG. 1 may be configured like the image display system in FIG. In the image display system shown in FIGS. 1 and 2, blocks unnecessary for the description of the embodiment are omitted as appropriate.

  FIG. 2 is a hardware configuration diagram of an example of an image display system in which a multifunction peripheral and a portable device according to the present invention are indirectly connected. In the image display system of FIG. 2, the multifunction device 10 and a mobile device 20 such as a mobile phone or a PDA are connected via a network 30 such as the Internet so that indirect communication is possible. The image display system of FIG. 2 is the same as the image display system of FIG. 1 in which the multifunction device 10 and the portable device 20 are connected so as to be capable of direct communication, in that the multifunction device 10 and the portable device 20 are connected so that indirect communication is possible. Is different. In addition, since the hardware configuration of the image display system of FIGS. 1 and 2 is the same, the description of the image display system of FIG. 2 is omitted.

  The multifunction machine 10 of FIG. 1 includes a network I / F 11 and an image storage unit 12. The network I / F 11 enables communication with the mobile device 20. The image storage unit 12 is used as a storage location for storing a large amount of image data and the like. The mobile device 20 in FIG. 1 includes a display unit 21, an operation unit 22, an image processing unit 23, an image storage unit 24, and a network I / F 25. The display unit 21 and the operation unit 22 manage I / F with the operator. The image processing unit 23 manages image processing. The image storage unit 24 is used as a temporary image storage location. The network I / F 25 enables communication with the multifunction machine 10.

  The image display program of the present invention is at least a part of various programs for controlling the mobile device 20. The image display program realizes a software configuration as shown in FIG. 3, for example.

  FIG. 3 is a software configuration diagram of an example of a portable device according to the present invention. The software configuration of the portable device 20 in FIG. 3 includes a profile 100, a virtual machine 110, and an operation system (OS) 120.

  The profile 100 includes setting information related to UI control, setting information related to image processing control, and setting information related to network control. The virtual machine 110 constructed on the OS 120 reads the profile 100 and executes UI control, image processing control, and network control.

  Next, an image display procedure of the image display system according to the present invention will be described. FIG. 4 is a sequence diagram showing an example of an image display procedure of the image display system according to the present invention. For example, when the operator of the mobile device 20 wants to display the stored image stored in the multifunction device 10 on the display unit 21 of the mobile device 20, the operator performs an operation for displaying the stored image on the operation unit 22. In step S1, the operation unit 22 receives a stored image display request from the operator.

  In step S 2, the operation unit 22 transmits a stored image display request to the multifunction device 10 via the network I / F 25. Further, the image storage unit 12 of the multifunction machine 10 receives the stored image display request from the portable device 20 via the network I / F 11. Note that communication between the portable device 20 and the multifunction device 10 is performed via the network I / F 25 and the network I / F 11, but will be omitted below.

  In step S 3, the image storage unit 12 of the multifunction machine 10 transmits the region image data of the stored image corresponding to the stored image display request and the coordinates of the region image data to the image processing unit 23 of the portable device 20. In step S4, the image processing unit 23 converts the coordinates of the region image data so as to match the liquid crystal size of the display unit 21, for example, as an example of device specifications.

  In step S5, the image processing unit 23 issues an image storage request to the image storage unit 24, and the region image data of the stored image corresponding to the stored image display request and the coordinates of the region image data converted in step S4 (hereinafter, converted) Are stored in the image storage unit 24. In step S 6, the image storage unit 24 displays a UI 1000 as shown in FIG. 5 on the display unit 21 using the region image data and the converted coordinates of the stored image corresponding to the stored image display request.

  FIG. 5 is an image diagram of an example of a UI displayed on the display unit. The UI 1000 displays a reduced image 1010 created using the area image data of the accumulated image corresponding to the accumulated image display request and the converted coordinates, a cursor 1020 for designating an area on the reduced image 1010, and a designated area (hereinafter referred to as the area image data) And a magnified display window 1030 that magnifies and displays a designated area). FIG. 5 shows an example in which no area is designated, and nothing is displayed in the enlarged display window 1030.

  If the operator of the portable device 20 has an area to be enlarged displayed on the reduced image 1010, the operator moves the cursor 1020 to the area and presses the enter key 1040. In step S7, the operation unit 22 receives a designated area from the operator.

  In step S8, the operation unit 22 transmits an enlargement display request including the coordinates of the designated area to the image processing unit 23. In step S 9, the image processing unit 23 transmits an image acquisition request including the coordinates of the designated area to the image storage unit 24. In step S 10, the image storage unit 24 transmits region image data based on the coordinates of the designated region to the image processing unit 23.

  In step S11, the image processing unit 23 enlarges the region image data of the designated region received from the image storage unit 24 so as to fit, for example, the liquid crystal size of the display unit 21 as an example of device specifications. In step S 12, the image processing unit 23 displays a UI 1100 as shown in FIG. 6 on the display unit 21 using the enlarged region image data.

  FIG. 6 is an image diagram of an example of a UI in which a designated area is enlarged and displayed. FIG. 6 shows an example in which an area is designated, and an enlarged area image is displayed in the enlarged display window 1030.

  Therefore, the operator of the portable device 20 can designate an important region image and display the designated region in an enlarged manner, so that the visibility of the image displayed on the screen of the portable device 20 can be improved.

  The image display system of FIGS. 1 and 2 may be configured as shown in FIGS. FIG. 7 is a hardware configuration diagram of another example of an image display system in which a multifunction peripheral and a portable device according to the present invention are directly connected. FIG. 8 is a hardware configuration diagram of another example of an image display system in which a multifunction peripheral and a portable device according to the present invention are indirectly connected.

  The image display system of FIGS. 7 and 8 is similar to the image of FIGS. 1 and 2 in that the multifunction device 10 has an image processing unit 13 instead of the portable device 20 and the portable device 20 has a device specification storage unit 26. It is different from the display system. In addition, the block diagrams of FIGS. 7 and 8 are the same as the block diagrams of FIGS.

  The device specification storage unit 26 stores device specifications of the mobile device 20. FIG. 9 is a data structure diagram of an example of the device specification of the portable device. The device specifications of FIG. 9 are configured to include the liquid crystal size, the liquid crystal resolution, and the presence / absence of cursor keys.

  7 and 8, the software configuration realized by the image display program is, for example, a configuration in which setting information regarding image processing control included in the profile 100 is removed from the software configuration in FIG.

  Next, an image display procedure of the image display system according to the present invention will be described. FIG. 10 is a sequence diagram of another example showing an image display procedure of the image display system according to the present invention. For example, when the operator of the mobile device 20 wants to display the stored image stored in the multifunction device 10 on the display unit 21 of the mobile device 20, the operator performs an operation for displaying the stored image on the operation unit 22. In step S21, the operation unit 22 receives a stored image display request from the operator.

  In step S22, the operation unit 22 transmits a stored image display request to the image storage unit 12 of the multifunction machine 10. In step S 23, the image storage unit 12 transmits a device specification acquisition request to the device specification storage unit 26 of the mobile device 20. In step S24, the device specification storage unit 26 transmits, for example, the liquid crystal size, the liquid crystal resolution, and the presence / absence of cursor keys in FIG. 9 to the image storage unit 12 as device specifications.

  In step S25, the image storage unit 12 transmits to the image processing unit 13 the image data of the stored image corresponding to the stored image display request, the region image data, and the device specification received in step S24. In step S26, the image processing unit 13 performs image reduction processing shown in FIG.

  FIG. 11 is a flowchart illustrating an example of image reduction processing. When the image data of the stored image corresponding to the stored image display request and the device specification of the portable device 20 are received, the image processing unit 13 proceeds to step S100 and acquires the entire image size of the stored image corresponding to the stored image display request. In step S <b> 101, the image processing unit 13 acquires the liquid crystal size and the liquid crystal resolution from the device specifications of the mobile device 20.

  In step S102, the image processing unit 13 calculates an image reduction ratio based on the entire image size acquired in step S100 and the liquid crystal size and the liquid crystal resolution that are the device specifications of the portable device 20 acquired in step S101. In step S103, the image processing unit 13 acquires the coordinates of the region image data.

  In step S104, the image processing unit 13 reduces the area image data based on the image reduction ratio calculated in step S102. In step S105, the image processing unit 13 calculates coordinates of the reduced area image data (hereinafter referred to as converted coordinates) based on the image reduction ratio calculated in step S102.

  In step S106, the image processing unit 13 determines whether or not processing of all region images has been completed. If all the region images have not been processed, the image processing unit 13 returns to step S103. On the other hand, if all the region images have been processed, the image processing unit 13 ends the processing shown in the flowchart of FIG.

  Proceeding to step S27 in FIG. 10, the image processing unit 13 transmits the reduced area image data and the converted coordinates to the image storage unit 12. In step S 28, the image processing unit 13 displays the UI 1000 or 2000 as shown in FIG. 5 or 12 on the display unit 21 of the portable device 20 using the reduced area image data and the converted coordinates.

  The image processing unit 13 acquires the presence / absence of a cursor key from the device specification of the portable device 20, and displays the UI 1000 having the cursor 1020 as shown in FIG. Then, a UI 2000 having a region index 2020 as shown in FIG. 12 is displayed.

  FIG. 12 is an image diagram of another example of a UI displayed on the display unit. The UI 2000 displays a reduced image 2010 created using the reduced area image data and converted coordinates, an area index 2020 for designating an area on the reduced image 2010, and an enlarged display window 2030 for enlarging and displaying the designated area. It is the structure containing these. FIG. 12 shows an example in which no area is designated, and nothing is displayed in the enlarged display window 2030.

  In the reduced image 2010 of FIG. 12, as an example of the area index 2020, numbers “1-9” and a symbol “*” that can be selected from the operation unit 22 of the mobile device 20 are assigned to each area image. The operator of the mobile device 20 can designate an area on the reduced image 2010 by selecting the numbers “1-9” and the symbol “*” from the operation unit 22.

  If an area to be enlarged and displayed is on the reduced image 2010, the operator of the mobile device 20 selects the numbers “1 to 9” and the symbol “*” assigned to the area and then presses the enter key 2040. In step S29, the operation unit 22 receives a designated area from the operator.

  In step S30, the operation unit 22 transmits an enlargement display request including the coordinates of the designated area to the image processing unit 13 of the multifunction machine 10. In step S31, the image processing unit 13 transmits an image acquisition request including the coordinates of the designated area to the image storage unit 12. In step S <b> 32, the image storage unit 12 transmits region image data based on the coordinates of the designated region to the image processing unit 13.

  In step S33, the image processing unit 13 enlarges the region image data of the designated region received from the image storage unit 12 so as to fit, for example, the liquid crystal size of the display unit 21 as an example of device specifications. In step S <b> 34, the image processing unit 13 displays a UI 2100 as shown in FIG. 13 on the display unit 21 of the portable device 20 using the enlarged region image data.

  FIG. 13 is an image diagram of another example of the UI in which the designated area is enlarged and displayed. FIG. 13 shows an example in which an area is designated, and an enlarged area image is displayed in the enlarged display window 2030.

  Therefore, the operator of the portable device 20 can designate an important region image and display the designated region in an enlarged manner, so that the visibility of the image displayed on the screen of the portable device 20 can be improved.

  Since the hardware configuration diagram and software configuration diagram in the second embodiment are the same as those in the first embodiment, the description thereof will be omitted. Next, an image display procedure of the image display system whose hardware configuration is shown in FIGS. 1 and 2 will be described.

  FIG. 14 is a sequence diagram showing an example of an image display procedure of the image display system according to the present invention. For example, when the operator of the mobile device 20 wants to display the stored image stored in the multifunction device 10 on the display unit 21 of the mobile device 20, the operator performs an operation for displaying the stored image on the operation unit 22. In step S41, the operation unit 22 receives a stored image display request from the operator.

  In step S 42, the operation unit 22 transmits a stored image display request to the image storage unit 12 of the multifunction machine 10. In step S 43, the image storage unit 12 of the multifunction machine 10 transmits the region image data of the stored image corresponding to the stored image display request and the name of the region image data to the image storage unit 24 of the portable device 20. In step S44, the image storage unit 24 displays a UI 3000 as shown in FIG. 15 on the display unit 21 using the name of the region image data of the stored image corresponding to the stored image display request.

  FIG. 15 is an image diagram of an example of a UI displayed on the display unit. The UI 3000 includes a region image data name list 3010 corresponding to the stored image display request and a cursor 3020 for designating the region image name from the name list 3010. If the name of the area image to be enlarged and displayed is on the name list 3010, the operator of the mobile device 20 moves the cursor 3020 to the name of the area image and presses the enter key 3030. In step S45, the operation unit 22 receives the name of the area image designated by the operator.

  In step S46, the operation unit 22 transmits an enlarged display request including the name of the designated area image to the image processing unit 23. In step S 47, the image processing unit 23 transmits an image acquisition request including the name of the designated region image to the image storage unit 24. In step S48, the image storage unit 24 transmits region image data based on the name of the designated region image to the image processing unit 23.

  In step S49, the image processing unit 23 enlarges the region image data received from the image storage unit 24 to match the liquid crystal size of the display unit 21, for example, as an example of device specifications. In step S50, the image processing unit 23 displays a UI 3100 as shown in FIG. 16 on the display unit 21 using the enlarged area image data. FIG. 16 is an image diagram of an example of a UI in which a designated area is enlarged and displayed. In FIG. 16, the enlarged region image is displayed in the enlarged display window 3110.

  Therefore, the operator of the portable device 20 can designate an important region image and display the designated region in an enlarged manner, so that the visibility of the image displayed on the screen of the portable device 20 can be improved.

  Further, an image display procedure of the image display system whose hardware configuration is shown in FIGS. 7 and 8 will be described. FIG. 17 is a sequence diagram of another example showing an image display procedure of the image display system according to the present invention. For example, when the operator of the mobile device 20 wants to display the stored image stored in the multifunction device 10 on the display unit 21 of the mobile device 20, the operator performs an operation for displaying the stored image on the operation unit 22. In step S61, the operation unit 22 receives a stored image display request from the operator.

  In step S 62, the operation unit 22 transmits a stored image display request to the image storage unit 12 of the multifunction machine 10. In step S 63, the image storage unit 12 displays a UI 3000 as shown in FIG. 15 on the display unit 21 of the portable device 20 using the name of the region image data of the stored image corresponding to the stored image display request. If the name of the area image to be enlarged and displayed is on the name list 3010, the operator of the mobile device 20 moves the cursor 3020 to the name of the area image and presses the enter key 3030.

  In step S64, the operation unit 22 receives the name of the area image designated by the operator. In step S65, the operation unit 22 transmits an enlarged display request including the name of the designated area image to the image processing unit 13 of the multifunction machine 10. In step S 66, the image processing unit 13 transmits an image acquisition request including the name of the designated region image to the image storage unit 12. In step S 67, the image storage unit 12 transmits region image data based on the designated region image name to the image processing unit 13.

  In step S68, the image processing unit 13 transmits a device specification acquisition request to the device specification storage unit 26 of the portable device 20. In step S69, the device specification storage unit 26 transmits the liquid crystal size and the liquid crystal resolution as device specifications to the image processing unit 13 of the multifunction machine 10.

  In step S <b> 70, the image processing unit 13 enlarges the region image data received from the image storage unit 12 based on the liquid crystal size and the liquid crystal resolution that are the device specifications of the portable device 20. In step S <b> 71, the image processing unit 13 displays a UI 3100 as shown in FIG. 16 on the display unit 21 of the mobile device 20 using the enlarged region image data.

  Therefore, the operator of the portable device 20 can designate an important region image and display the designated region in an enlarged manner, so that the visibility of the image displayed on the screen of the portable device 20 can be improved.

  In the present invention, by displaying a smart nail image on the screen of the mobile device 20, the operator can designate an area image to be enlarged and display the designated area in an enlarged manner. It is possible to easily improve the visibility.

  The present invention is not limited to the specifically disclosed embodiments, and various modifications and changes can be made without departing from the scope of the claims.

1 is a hardware configuration diagram of an example of an image display system in which a multifunction peripheral and a portable device according to the present invention are directly connected. 1 is a hardware configuration diagram of an example of an image display system in which a multifunction peripheral and a portable device according to the present invention are indirectly connected. It is a software block diagram of an example of the portable apparatus by this invention. It is a sequence diagram of an example showing the image display procedure of the image display system by this invention. It is an image figure of an example of UI displayed on a display part. It is an image figure of an example of UI in which the designated area was enlarged and displayed. It is a hardware block diagram of the other example of the image display system to which the multifunctional device and portable apparatus by this invention were directly connected. It is a hardware block diagram of the other example of the image display system to which the multifunctional device and portable apparatus by this invention were indirectly connected. It is a data structure figure of an example of apparatus specifications of a portable apparatus. It is a sequence diagram of the other example showing the image display procedure of the image display system by this invention. It is a flowchart of an example showing an image reduction process. It is an image figure of the other example of UI displayed on a display part. It is an image figure of the other example of UI by which the designation | designated area | region was enlargedly displayed. It is a sequence diagram of an example showing the image display procedure of the image display system by this invention. It is an image figure of an example of UI displayed on a display part. It is an image figure of an example of UI in which the designated area was enlarged and displayed. It is a sequence diagram of the other example showing the image display procedure of the image display system by this invention.

Explanation of symbols

10 MFP 11, 25 Network I / F
DESCRIPTION OF SYMBOLS 12 Image storage part 13,23 Image processing part 20 Portable apparatus 21 Display part 22 Operation part 24 Image memory | storage part 26 Apparatus specification memory | storage part 100 Profile 110 Virtual machine 120 Operating system (OS)
1000, 2000, 3000, 3100 User I / F (UI)

Claims (19)

An image processing apparatus that displays an image on a screen of a mobile device,
When there is a display request for image data from the portable device, an area designation screen for designating the area of the image data is displayed on the screen of the portable device, and
An image processing apparatus comprising: an image processing unit configured to enlarge an area of the image data requested to be enlarged from the portable device according to a device specification of the portable device and to display the region on the portable device.   When there is a display request for image data from the portable device, the image processing unit reduces the region image data obtained by dividing the image data according to the device specifications of the portable device, and the reduced region image data and the The coordinate of area image data is transmitted to the portable device, and the area designation screen capable of designating the area of the image data by the coordinate of the area image data is displayed on the screen of the portable device. The image processing apparatus according to 1.   When there is a display request for image data from the portable device, the image processing unit transmits a name list of region image data obtained by dividing the image data to the portable device, and sets the region of the image data as the region image data. The image processing apparatus according to claim 1, wherein the area designation screen that can be designated by a name of the mobile device is displayed on a screen of the portable device.   4. The image processing apparatus according to claim 1, wherein the device specifications of the portable device are specifications related to image display and specifications related to operation. 5.   When there is a display request for image data from the portable device, the image processing unit acquires the entire image size of the image data and the device specification of the portable device, and based on the entire image size and the device specification of the portable device. The image processing apparatus according to claim 2, wherein an image reduction ratio is calculated to reduce the area image data based on the image reduction ratio. A portable device that displays an image received from an image processing device on its own screen,
Receiving image data from the image processing device, displaying an area designation screen on which the area of the image data can be designated on the screen of the own machine,
A portable device including an image processing unit that enlarges the area of the image data requested to be enlarged from the operation unit of the own device according to the device specifications of the own device and displays the enlarged image data on the screen of the own device.   When there is a display request for image data from the operation unit, the image processing unit reduces the area image data obtained by dividing the image data according to the device specifications of the own apparatus, and reduces the area of the image data to the area image data. 7. The portable device according to claim 6, wherein the area designation screen that can be designated by the coordinates of the device is displayed on the screen of the own device.   The image processing unit displays the region designation screen on which a region of the image data can be designated by the name of the region image data on a screen of the own device when there is a display request of image data from the operation unit. The portable device according to claim 6.   The portable device according to any one of claims 6 to 8, wherein the device specification is a specification related to image display and a specification related to operation. An image display method of an image processing apparatus for displaying an image on a screen of a mobile device,
When there is a display request for image data from the portable device, a first step of displaying on the screen of the portable device an area designation screen capable of designating an area of the image data;
An image display method comprising: a second step of enlarging an area of the image data requested to be enlarged from the portable device according to a device specification of the portable device and causing the portable device to display the region. The first step is a step of reducing area image data obtained by dividing the image data according to device specifications of the portable device;
The reduced area image data and the coordinates of the area image data are transmitted to the portable device, and the area designation screen capable of designating the area of the image data by the coordinates of the area image data is used as the screen of the portable device. The image display method according to claim 10, further comprising a step of displaying.   In the first step, a name list of area image data obtained by dividing the image data is transmitted to the portable device, and the area designation screen on which the area of the image data can be designated by the name of the area image data is The image processing apparatus according to claim 1, wherein the image processing apparatus is displayed on a screen of a device. An image display method for a mobile device that displays an image received from an image processing device on the screen of the own device,
A first step of receiving image data from the image processing device and displaying an area designation screen on which the area of the image data can be designated on the screen of the own device;
An image display method comprising: a second step of enlarging the area of the image data requested to be enlarged from the operation unit of the own device according to the device specifications of the own device and displaying the enlarged region on the screen of the own device. The first step is a step of reducing area image data obtained by dividing the image data according to the device specifications of the own device;
The image display method according to claim 13, further comprising: displaying the area designation screen on which the area of the image data can be designated by the coordinates of the area image data on a screen of the own apparatus.   14. The image display method according to claim 13, wherein in the first step, the area designation screen capable of designating an area of the image data by a name of the area image data is displayed on a screen of the own device. An image processing device that displays an image on the screen of a mobile device,
When there is a display request for image data from the portable device, an area designation screen for designating the area of the image data is displayed on the screen of the portable device, and
An image display program for enlarging an area of the image data requested to be enlarged from the portable device according to a device specification of the portable device, and causing the portable device to function as an image processing unit. A portable device that displays the image received from the image processing device on its own screen.
Receiving image data from the image processing device, displaying an area designation screen on which the area of the image data can be designated on the screen of the own machine,
An image display program for functioning as an image processing unit that enlarges the area of the image data requested to be enlarged from the operation unit of the own device according to the device specifications of the own device and displays the enlarged image data on the screen of the own device. A portable device and an image processing device are communicably connected, and the image processing device displays an image on a screen of the portable device,
When there is a display request for image data from the portable device, the image processing device displays an area designation screen on which the area of the image data can be designated on the screen of the portable device,
An image display system, wherein an area of the image data requested to be enlarged from the portable device is enlarged according to a device specification of the portable device and displayed on the portable device. A portable device and an image processing device are communicably connected, and the image processing device displays an image on a screen of the portable device,
The portable device receives the image data from the image processing device, displays an area designation screen on which the area of the image data can be designated on its own screen,
An image display system characterized in that an area of the image data requested to be enlarged from the operation unit of the own machine is enlarged according to the equipment specifications of the own machine and displayed on the screen of the own machine.

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