JP2006060611A - Image display apparatus, image display method and image display program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an image display apparatus, image display method and image display program capable of prompt and flexible confirmation of images by a user. <P>SOLUTION: In the image display apparatus 4 which sequentially displays images in order of image pickup time stored in image groups, a sheet number switching portion 53 makes a display unit 30 show the images of which picked up times are continuous in a predetermined pseudo video image area in groups of one or more images. The image display apparatus 4 is provided with an input 20 to which the sheet number information is input for specifying the number of images to be shown in the pseudo video image area in the display unit 30, and the sheet number switching portion 53 switches the number of images shown in the pseudo video image area to the sheet number specified by the sheet number information, and makes the display unit 30 display the images in the pseudo video image display area by the number corresponding to the switched number. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an image display device, an image display method, and an image display program for sequentially displaying a plurality of stored images in a predetermined display area in the order of imaging.

  In recent years, in the field of endoscopes, swallowable capsule endoscopes have been proposed. This capsule endoscope is provided with an imaging function and a wireless communication function. Capsule endoscopes are peristaltic in the body cavity, for example, inside the organs such as stomach and small intestine, after being swallowed from the subject's mouth for observation (examination) and before being spontaneously discharged. And has a function of taking images of the subject at intervals of 0.5 seconds, for example.

  While moving in the body cavity, image data captured by the capsule endoscope is stored in an external memory sequentially transmitted to the outside by wireless communication. By carrying a receiver having a wireless communication function and a memory function, the subject can freely move between swallowing the capsule endoscope and discharging it. After the capsule endoscope is ejected, the doctor or nurse can make a diagnosis by displaying an organ image on a display based on the image data stored in the memory (see Patent Document 1).

Japanese Patent Laid-Open No. 2003-19111

  By the way, images are sequentially displayed on the display at a predetermined display rate. A doctor or nurse as a user selects an image necessary for diagnosis from sequentially displayed images. Here, conventionally, since images are displayed, for example, one by one, a doctor or a nurse selects a necessary screen while viewing the images one by one. Conventionally, the number of images displayed on the display cannot be changed. However, the capsule endoscope, unlike a normal endoscope, images each organ during the period until the subject is swallowed and discharged naturally, and thus the observation (examination) takes a long time and is enormous. Take as many images. When it is impossible to view each of these enormous number of images one by one and change the number of images displayed on the display, it is difficult for a doctor or nurse to make a quick and flexible diagnosis. Imposed a heavy burden on the teacher.

  The present invention has been made in view of the above-described drawbacks of the prior art, and an object of the present invention is to provide an image display device, an image display method, and an image display program that enable quick and flexible image confirmation by a user. .

  In order to solve the above-described problems and achieve the object, an image display device according to the present invention is an image display device including display means for sequentially displaying a plurality of stored images in a predetermined display area in the order of imaging. A control means for causing the display means to display an image having a continuous imaging time in the predetermined display area for every one or more sheets; and a number of images displayed in the predetermined display area of the display means. Input means for inputting number information to be instructed, wherein the control means switches the number of images displayed in the predetermined display area to the number indicated by the number information, and The switched number of images is displayed in the predetermined display area.

  In the image display device according to the present invention, the input means uses the number icon indicating the number of images that can be switched by the control means, and displays the number information corresponding to the selected number icon. It outputs to the said control means, It is characterized by the above-mentioned.

  In addition, the image display device according to the present invention displays the imaging order of the images displayed in the predetermined display area, and uses a ranking icon arranged corresponding to the display position of the image in the predetermined display area. And selecting means for selecting an image corresponding to the arrangement position of the selected rank icon.

  The image display device according to the present invention is characterized in that the image is an image obtained by imaging the inside of the subject.

  The image display method according to the present invention is an image display method for sequentially displaying a plurality of stored images in a predetermined display area in accordance with the imaging order. A display step for displaying in the display area; an input step for inputting the number information indicating the number of images displayed in the predetermined display area; and the number of images displayed in the predetermined display area by the number information. A switching step of switching to the instructed number, wherein the displaying step displays the switched number of images in the predetermined display area.

  The image display program according to the present invention is an image display program for sequentially displaying a plurality of stored images in a predetermined display area in accordance with an imaging order. A display procedure for displaying in the display area, an input procedure for inputting the number information indicating the number of images to be displayed in the predetermined display area, and the number of images to be displayed in the predetermined display area by the number information. A switching procedure for switching to the instructed number, wherein the display procedure displays the switched number of images in the predetermined display area.

  According to the present invention, the input means for inputting the number information indicating the number of images displayed in the predetermined display area of the display means, and the number of images indicated by the number information in the predetermined display area. And the control means for causing the display means to display the switched number of images in the predetermined display area, the number of images displayed in the predetermined display area of the display means can be easily switched, and the user Can realize quick and flexible image confirmation.

  Hereinafter, an image display apparatus according to an embodiment of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments. In the description of the drawings, the same parts are denoted by the same reference numerals. Further, as an image display apparatus according to the present embodiment, an image display apparatus in an in-vivo information acquiring system using a capsule endoscope will be described as an example.

  First, an image display apparatus according to an embodiment will be described. The image display apparatus according to the present embodiment switches the number of images displayed in a predetermined display area on the display screen to the instructed number and displays it.

  FIG. 1 is a schematic diagram showing an overall configuration of an in-vivo information acquiring system according to the present embodiment. As shown in FIG. 1, the in-vivo information acquiring system according to the present embodiment is introduced into a body of a receiving device 2 having a receiving function and the subject 1, and captures an in-vivo image to the receiving device 2. And a capsule endoscope 3 for transmitting data. The in-subject information acquisition system also performs image transfer between the image display device 4 that displays an image in the body cavity based on data received by the reception device 2 and the reception device 2 and the image display device 4. A portable recording medium 5. The receiving device 2 includes a receiving jacket 2a worn by the subject 1 and an external device 2b that performs processing of radio signals transmitted and received through the receiving jacket 2a.

  The image display device 4 is for displaying an in-vivo image captured by the capsule endoscope 3 and includes a workstation that displays an image based on data obtained by the portable recording medium 5. The image display device 4 sequentially displays a plurality of still images captured by the capsule endoscope 3 in the order of image capturing. The sequentially displayed images are referred to as pseudo moving images.

  The portable recording medium 5 is detachable with respect to the external device 2b and the image display device 4, and has a structure capable of outputting or recording information when attached to both. Specifically, the portable recording medium 5 is inserted into the external device 2 b and transmitted from the capsule endoscope 3 while the capsule endoscope 3 is moving in the body cavity of the subject 1. Record the data. Then, after the capsule endoscope 3 is ejected from the subject 1, that is, after the imaging of the inside of the subject 1 is finished, the capsule endoscope 3 is taken out from the external device 2b and inserted into the image display device 4, and the image is displayed. Data recorded by the display device 4 is read out. The data exchange between the external device 2b and the image display device 4 is performed between the external device 2b and the image display device 4 in addition to the configuration performed by the portable recording medium 5 such as a compact flash (registered trademark) memory. It can also be configured to be wired.

  Here, the image display device 4 will be described with reference to FIG. FIG. 2 is a block diagram showing a schematic configuration of the image display device 4 shown in FIG. As shown in FIG. 2, the image display device 4 includes an input unit 20, a display unit 30, a storage unit 40, and a control unit 50.

  The input unit 20 includes a number information input unit 21 for inputting number information indicating the number of images displayed on the predetermined pseudo moving image display area by the display unit 30. The input unit 20 is realized by a pointing device such as a keyboard or a mouse, and sends an operation instruction of the image display device 4 and instruction information of processing performed by the image display device 4 to the control unit 50. Further, the input unit 20 outputs selection information for selecting a desired image among images sequentially displayed in the pseudo moving image display area to the control unit 50.

  The display unit 30 is realized by a CRT display, a liquid crystal display, or the like, and displays instruction information or an instruction result of the input unit 20. In addition, the display unit 30 sequentially displays each image of the image group captured by the capsule endoscope 3 as a pseudo moving image in a predetermined pseudo moving image display area according to the shooting order. In particular, the display unit 30 displays an image having a continuous imaging time in the pseudo moving image display area for each of one or more images. The display unit 30 displays a reduced image of the image selected by the selection information output from the input unit 20 in a predetermined reduced image display area.

  The storage unit 40 is realized by, for example, a hard disk device. The storage unit 40 stores various images and the like, and in particular, the image group Pa captured by the capsule endoscope 3 and the reduced image group Pb generated by the control unit 50 are stored in the folders F1 and F2, respectively. The

  The control unit 50 controls each process or operation of the input unit 20, the display unit 30, and the storage unit 40. The control unit 50 includes a number switching unit 53 and a selected image processing unit 54. The number switching unit 53 causes the display unit 30 to display an image having a continuous imaging time in the pseudo moving image display area for each one or more images. When the number information is input from the number information input unit 21, the number switching unit 53 switches the number of images displayed in the pseudo moving image display area of the display unit 30 to the number specified by the number information. The number switching unit 53 causes the display unit 30 to sequentially display the switched number of images in the pseudo moving image display area. When selection information for selecting a desired image is input from the input unit 20, the selection image processing unit 54 extracts the selected image from the folder F 1, generates a reduced image for the extracted image, and displays the display unit. 30, this reduced image is displayed in the reduced image display area.

  Next, windows displayed on the display screen of the display unit 30 will be described with reference to FIG. FIG. 3 is a diagram illustrating an example of the display screen of the display unit 30, and a window W is displayed on the display screen of the display unit 30. The window W roughly includes a pseudo moving image display area A1, a reduced image display area A2, and a switching number display area A3. A reduced image display area A2 is provided in the right area of the pseudo moving image display area A1. A switching number display area A3 is provided above the pseudo moving image display area A1. Furthermore, a moving image display control button including a playback button 24 is provided below the pseudo moving image display area A1.

  In the pseudo moving image display area A1, four images captured in the order of images P1, P2, P3, and P4 are displayed. Thus, in the pseudo moving image display area A1, images in the folder F1 stored in the storage unit 40 are sequentially displayed in the imaging order. In the reduced image display area A2, the reduced images generated by the selected image processing unit 54 are displayed in the order of imaging, and the imaging order of the reduced images can be easily grasped. In the switching number display area A3, a number icon indicating the number of images that can be switched by the number switching unit 53 is displayed. When the user wants to set the number of images displayed in the pseudo moving image display area A1 to “4”, the user moves the mouse of the input unit 20 and moves the cursor 23 onto the number icon displaying “4”. Click the left mouse button. By this user operation, the number information input unit 21 selects the number icon displaying “4” from among the number icons, and sets the number of displayed images to be displayed in the pseudo moving image display area A1 to “4”. Is output to the control unit 50.

  Next, an image display processing procedure performed by the control unit 50 will be described with reference to FIG. In FIG. 4, the display switching unit 53 is instructed to switch the number of images displayed in the pseudo moving image display area based on the input of the number information indicating the number of images displayed in the pseudo moving image display area. If it is determined that there is (step S102: Yes), the number of images to be displayed in the pseudo moving image display area of the display unit 30 is switched to the number indicated by the number information (step S103). The pseudo moving image display area is filled with a predetermined color (for example, black). When the number switching unit 53 determines that there is no instruction to switch the number of images displayed in the pseudo moving image display area (step S102: No), or when the number switching unit 53 switches the number of sheets (step S103). ) Based on the presence / absence of the instruction information for instructing the pseudo moving image display from the input unit 20, the control unit 50 determines whether or not there is an instruction to display the pseudo moving image (step S104). For example, when the left button of the mouse is clicked with the cursor 23 on the playback button 24 shown in FIG. 3, instruction information for instructing the display of the pseudo moving image is input. When the control unit 50 determines that the pseudo moving image display is instructed (step S104: Yes), the number switching unit 53 causes the display unit 30 to display the pseudo moving image. The number switching unit 53 extracts, from the folder F1 of the storage unit 40, the number of images corresponding to the number information, the number of images set in advance as a default condition, or the number of images currently displayed, and extracts the images to the display unit 30. The displayed image is displayed in the pseudo moving image display area. On the other hand, when the control unit 50 determines that the pseudo moving image is not instructed (step S104: No), the control unit 50 returns to step S102.

  The control unit 50 determines whether or not there is instruction information for instructing the end of the pseudo moving image display from the input unit 20 (step S110). If there is this instruction information (step S110: Yes), the pseudo moving image is displayed. End image display. On the other hand, when the control unit 50 determines that there is no instruction information for instructing the end of the pseudo moving image display from the input unit (step S110: No), the display unit 30 displays up to the final image of the image group P1. Whether or not (step S112). When the control unit 50 determines that the display unit 30 has displayed up to the final image of the image group P1 (step S112: Yes), the pseudo moving image display ends.

  On the other hand, when it is determined that the display unit 30 does not display the final image of the image group P1 (step S112: No), the number switching unit 53 is based on the presence / absence of the number information from the number information input unit 21. It is determined whether or not there is an instruction to switch the number of displayed images displayed in the pseudo moving image display area (step S114). When determining that there is no switching instruction (step S114: No), the sheet number switching unit 53 proceeds to step S108 and continues displaying the pseudo moving image. On the other hand, when the number switching unit 53 determines that there is a switching instruction (step S114: Yes), the number of images displayed in the pseudo moving image display area of the display unit 30 is switched to the number specified by the number information (step S114). S116). Thereafter, the number switching unit 53 proceeds to step S108, extracts the switched number of images from the folder F1 in the storage unit 40, and causes the display unit 30 to sequentially display the extracted images in the pseudo moving image display area. Thus, the pseudo moving image display is performed (step S108).

  Here, switching of the number of images displayed in the pseudo moving image display area will be described with reference to FIG. The switching of the number of images displayed in the pseudo moving image display area when the pseudo moving image reproduction is stopped will be described with reference to FIG. An example will be described in which the user changes the number of images displayed in the pseudo moving image display area A1 from “4” which is the default condition to “2” when reproduction is stopped. In this case, when the user clicks the cursor 23 on the number icon indicating “2” in the switching number display area A3, the number information input section 21 displays the number of images displayed in the pseudo moving image display area A1. Is output to the control unit 50. Thereafter, the number switching unit 53 switches the number of images to be displayed in the pseudo moving image display area A1 from “4” to “2” according to the number information, and the display unit 30 is set to “2”. The image is displayed in the pseudo moving image display area A1. As a result, at the time of reproducing the pseudo moving image, as shown in FIG. 5, two images P5 and P6 are displayed in the imaging order in the pseudo moving image display area A1, and the user sets the number icon on the switching number display area A3. Unless one is selected, two images are sequentially displayed at the predetermined display rate in the pseudo moving image display area A1. Next, an example will be described in which the user changes the number of images displayed in the pseudo moving image display area A1 from “4” to “2” when reproducing the pseudo moving image. When the user switches the number of images displayed in the pseudo moving image display area A1 during the display of the pseudo moving image, the cursor 23 is moved onto the number icon for displaying the desired display number and clicked, thereby clicking the number of images. The information input unit 21 outputs number information, which is the number of images displayed in the pseudo moving image display area A1, to the control unit 50. Thereafter, the number switching unit 53 switches the number of images displayed in the pseudo moving image display area A1 according to the number information, and causes the display unit 30 to perform the pseudo moving image display with the switched number.

  As described above, the image display device 4 according to the present embodiment causes the display unit 30 to display, in the predetermined pseudo moving image display area, an image having a continuous imaging time for each of one or more sheets. There is an effect of enabling quick image confirmation. Further, the image display device 4 according to the present embodiment includes the number switching unit 53 that switches the number of images displayed in the pseudo moving image display area, so that the user can reproduce or stop reproducing the pseudo moving image. In any case, the number of images displayed in the pseudo moving image display area of the display unit 30 can be freely switched. In the image display device 4 according to the present embodiment, the display unit 30 has a switching number display area for displaying a number icon indicating the number of images that can be switched by the number switching unit 53, and the input unit 20. Selects the number icon indicating the number of images to be displayed in the pseudo moving image display area and inputs the number information, so that the user can easily switch the number of images displayed in the pseudo moving image display area. is there. Therefore, according to the image display device 4 according to the present embodiment, there is an effect that it is possible to realize quick and flexible image confirmation by the user.

  In the image display device 4 according to the present embodiment, when the user selects a desired image from the images displayed in the pseudo moving image display area, the selected image processing unit 54 stores the selected image in a folder. An image selection process is performed to extract the image from F1, generate a reduced image for the extracted image, and display the reduced image in the reduced image display area of the display unit 30. In this case, as shown in FIG. 6, as in steps S102 to S116 of FIG. 4, a determination process for the number switching instruction (step S202), a number switching process (step S203), and a determination process for the pseudo moving image display instruction (step S203). Step S204), pseudo moving image display processing (Step S208), determination processing for pseudo moving image display end instruction (Step S210), determination processing for final image display (Step S212), determination processing for display number switching instruction (Step S214) Then, the number switching process (step S216) is performed. Thereafter, the selected image processing unit 54 determines whether there is an image selection instruction based on the presence / absence of the selection information input from the input unit 20 (step S218), and determines that there is no image selection instruction (Step S218: No), the process proceeds to Step S208, and if it is determined that there is an image selection instruction (Step S218: Yes), an image selection process (Step S220) is performed.

  Here, the selection information for selecting a desired image is obtained by moving the cursor 23 shown in FIG. 3 onto the desired image displayed in the pseudo moving image display area A1 and clicking the left button of the mouse. Are input from the input unit 20 to the control unit 50. However, the present invention is not limited to this, and an imaging order display area A4 as shown in FIG. 7 may be provided, and selection information may be input by selecting an order icon displayed in the imaging order display area A4.

  In the imaging order display area A4, ranking icons respectively indicating the imaging order of images displayed in the pseudo moving image display area A1 are arranged corresponding to the display positions of the images in the pseudo moving picture display area A1. Using this rank icon, the input unit 20 inputs selection information for selecting an image corresponding to the arrangement position of the selected rank icon.

  For example, when the user desires the image P3 whose imaging order is “3” among the four images displayed in the pseudo moving image display area A1, the cursor 23 is placed in the order of the imaging order display area A4. Move it over the icon “3” and click the left mouse button. As a result, the input unit 20 outputs selection information for selecting the image P3 with the imaging order “3” among the four images displayed in the pseudo moving image display area A1 to the control unit 50. Thereafter, the selected image processing unit 54 extracts the image P3 from the folder F1 according to the selection information, generates a reduced image Ps3 corresponding to the image P3, and displays the reduced image in the reduced image display area A2 with respect to the display unit 30. Ps3 is displayed. As a result, as shown in FIG. 7, the reduced image Ps3 corresponding to the selected image P3 is displayed in the reduced image display area A2 as indicated by the arrow Y3.

  As described above, the user can select a desired image by clicking the ranking icon arranged corresponding to the display position of the image displayed in the pseudo moving image display area A1, and thus the user moves the mouse greatly. Therefore, it is possible to easily select a desired image. As a result, according to the image display device 4 according to the present embodiment, it is possible to reduce the burden on the user for image selection processing.

  The image display apparatus 4 described in the above embodiment can be realized by executing a program prepared in advance on a computer system such as a personal computer or a workstation. Hereinafter, a computer system that executes an image display program having the same function as that of the image display apparatus described in the above embodiment will be described.

  FIG. 8 is a system configuration diagram showing a configuration of a computer system using the above-described embodiment, and FIG. 9 is a block diagram showing a configuration of a main body portion in this computer system. As shown in FIG. 8, a computer system 100 according to the present embodiment includes a main unit 101, a display 102 for displaying information such as an image on a display screen 102a according to an instruction from the main unit 101, and the computer system. A keyboard 103 for inputting various information to 100 and a mouse 104 for designating an arbitrary position on the display screen 102a of the display 102 are provided.

  Further, as shown in FIG. 9, a main body 101 in the computer system 100 includes a CPU 121, a RAM 122, a ROM 123, a hard disk drive (HDD) 124, a CD-ROM drive 125 that receives a CD-ROM 109, and a flexible disk. An FD drive 126 that accepts an (FD) 108; an I / O interface 127 that connects the display 102, keyboard 103, and mouse 104; and a LAN interface 128 that connects to a local area network or wide area network (LAN / WAN) 106 Prepare.

  Further, a modem 105 for connecting to a public line 107 such as the Internet is connected to the computer system 100, and another computer system (PC) 111 and server 112 are connected via a LAN interface 128 and a LAN / WAN 106. The printer 113 is connected.

  And this computer system 100 implement | achieves an image display apparatus by reading and executing the image display program recorded on the predetermined recording medium. Here, the predetermined recording medium is not limited to “portable physical medium” such as flexible disk (FD) 108, CD-ROM 109, MO disk, DVD disk, magneto-optical disk, IC card, etc. Connected to internal and external hard disk drives (HDD) 124, “fixed physical media” such as RAM 122 and ROM 123, public line 107 connected via modem 105, other computer system 111 and server 112 Any recording medium that records an image display program that can be read by the computer system 100, such as a “communication medium” that holds the program in a short period of time when the program is transmitted, such as a LAN / WAN 106 that is used.

  That is, the image display program is recorded on a recording medium such as the above-mentioned “portable physical medium”, “fixed physical medium”, “communication medium”, etc. so that it can be read by a computer. The image display program and the image display method are realized by reading and executing the image display program from such a recording medium. Note that the image display program is not limited to be executed by the computer system 100, and when the other computer system 111 or the server 112 executes the image display program or in cooperation with them, the image display program is executed. The present invention can be similarly applied to the case where the above is executed.

It is a schematic diagram which shows the whole structure of the in-vivo information acquisition system in embodiment. 1 is a block diagram illustrating a schematic configuration of an image display device according to an embodiment. It is a figure which shows an example of the display screen of the display part shown in FIG. It is a flowchart which shows the image display processing procedure by the control part shown in FIG. It is a figure which shows an example of the display screen of the display part shown in FIG. 6 is a flowchart illustrating another example of an image display processing procedure by the control unit illustrated in FIG. 2. It is a figure which shows an example of the display screen of the display part shown in FIG. It is a block diagram which shows the structure of the computer system using embodiment. It is a block diagram which shows the structure of the main-body part in the computer system shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Subject 2 Receiving apparatus 2a Reception jacket 2b External apparatus 4 Image display apparatus 5 Portable recording medium 20 Input part 21 Number information input part 30 Display part 40 Storage part 50 Control part 53 Number switching part 54 Selection image processing part 23 Cursor 24 Play button 100 Computer system 101 Main unit 102 Display 102a Display screen 103 Keyboard 104 Mouse 105 Modem 106 Local area network or wide area network (LAN / WAN)
107 Public line 108 Flexible disk (FD)
109 CD-ROM
111 Other computer systems (PC)
112 server 113 printer 121 CPU
122 RAM
123 ROM
124 hard disk drive (HDD)
125 CD-ROM drive 126 FD drive 127 I / O interface 128 LAN interface

Claims (6)

In an image display device comprising display means for sequentially displaying a plurality of stored images in a predetermined display area in accordance with the imaging order,
Control means for causing the display means to display, in the predetermined display area, one or more images each having a continuous imaging time;
Input means for inputting the number information indicating the number of images displayed in the predetermined display area of the display means;
And the control means switches the number of images displayed in the predetermined display area to the number indicated by the number information, and the display means displays the changed number of images in the predetermined display area. An image display device characterized by being displayed on the screen.   The input means outputs the number information corresponding to the selected number icon to the control means by using a number icon indicating the number of images that can be switched by the control means. The image display device according to claim 1.   The image display order of the images displayed in the predetermined display area is displayed, and the arrangement position of the selected order icon is selected using the order icon arranged corresponding to the display position of the image in the predetermined display area. The image display device according to claim 1, further comprising selection means for selecting an image corresponding to the above.   The image display apparatus according to claim 1, wherein the image is an image obtained by imaging the inside of a subject. In an image display method for sequentially displaying a plurality of stored images in a predetermined display area according to an imaging order,
A display step of displaying, in the predetermined display area, one or more images each having a continuous imaging time;
An input step of inputting number information indicating the number of images displayed in the predetermined display area;
A switching step of switching the number of images displayed in the predetermined display area to the number instructed by the number information;
Including
The display step includes displaying the switched number of images in the predetermined display area. In an image display program for sequentially displaying a plurality of stored images in a predetermined display area according to an imaging order,
A display procedure for displaying one or more images in continuous imaging time in the predetermined display area;
An input procedure for inputting number information indicating the number of images displayed in the predetermined display area;
A switching procedure for switching the number of images displayed in the predetermined display area to the number indicated by the number information;
Including
In the display procedure, the switched number of images are displayed in the predetermined display area.

Images