WO2007063680A1 - 撮像装置、表示制御装置、表示装置および画像表示システム - Google Patents
撮像装置、表示制御装置、表示装置および画像表示システム Download PDFInfo
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- WO2007063680A1 WO2007063680A1 PCT/JP2006/322152 JP2006322152W WO2007063680A1 WO 2007063680 A1 WO2007063680 A1 WO 2007063680A1 JP 2006322152 W JP2006322152 W JP 2006322152W WO 2007063680 A1 WO2007063680 A1 WO 2007063680A1
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Definitions
- Imaging device display control device, display device, and image display system
- the present invention relates to a method for displaying an image captured by an imaging device, and more specifically, an imaging device that controls the display method of a captured image based on attitude information of the imaging device, a display control device,
- the present invention relates to a display device, an image display system, and an imaging system.
- CCD Charge Coupled Device
- CMOS Complementary Metal
- digital cameras digital video cameras
- FIGS. 14A to 14C are diagrams showing the relationship between the posture of the digital camera and the posture of the captured image displayed on the display unit.
- the photographer changes the posture of the digital camera 100 according to the shooting intention. For example, when photographing a landscape object such as a landscape, the photographer photographs the digital camera 100 with the posture of the digital camera 100 in the landscape state.
- the photographer shoots with the digital camera 100 in the vertical state.
- FIG. 14A the posture of the digital camera 100 when the stroke direction of the shutter button is parallel to the direction of gravity is referred to as a landscape orientation.
- FIG. 14A the posture of the digital camera 100 when the stroke direction of the shutter button is parallel to the direction of gravity is referred to as a landscape orientation.
- FIG. 14A the posture of the digital camera 100 when the stroke direction of the shutter button is parallel to the direction of gravity is referred to as a landscape orientation.
- FIG. 14A the posture of the digital camera 100 when the stroke direction of the shutter button is parallel to the direction of gravity is referred to as a landscape
- the posture of the digital camera 100 when it is perpendicular to the stroke direction force gravity direction of the shutter button is referred to as a vertical shooting posture.
- images taken with each posture are taken as horizontal or vertical images.
- the photographed image is displayed in the same orientation as the posture of the digital camera 100 at the time of photographing. That is, when an image taken in the vertical orientation as shown in FIG. 14B is displayed on the display unit with the digital camera 100 in the horizontal state as shown in FIG. It is displayed differently from the vertical direction of time. Therefore, when displaying a series of captured images that contain both vertical and horizontal images, There was a problem that it was difficult to see because the top and bottom were different from the top and bottom at the time of shooting.
- Patent Document 1 discloses a rotation state detection unit that detects the rotation state of the photoelectric conversion unit in the imaging device, and an output of the photoelectric conversion unit.
- a technique is proposed in which an attached calorie means for adding rotation state information at the time of imaging is added to the image signal obtained based on this.
- the shooting posture of the digital camera at the time of shooting is detected, and the posture at the time of shooting is maintained regardless of the shot image in the horizontal shooting posture or the vertical shooting posture.
- a corresponding display can be performed.
- Patent Document 1 Japanese Patent Laid-Open No. 2001-45354
- FIG. 15 is a diagram showing an example in which images taken by the imaging device described in Patent Document 1 are displayed as a list. Each captured image is displayed in a reduced size to display a list.
- thumbnail display displaying a plurality of images in a list on the display unit
- thumbnail images are referred to as thumbnail images.
- thumbnail images of images taken in landscape orientation are referred to as horizontal thumbnail images
- thumbnail images of images taken in portrait orientation are referred to as vertical thumbnail images.
- an object of the present invention is to provide an imaging device capable of displaying thumbnails with high visibility and comfortable even when thumbnail images having different shooting postures are mixedly displayed.
- the object is to provide a display control device, a display device, an image display system, and an imaging system.
- An imaging device that outputs an optical image of a subject as an electrical image signal, and includes a photographing optical system that forms an optical image of the subject, and an optical image of the subject that is formed by the photographing optical system.
- An image sensor that receives light, converts it into an electrical image signal, and outputs it; an attitude detection unit that detects the attitude of the imaging device at the time of shooting; and an attitude information that indicates the output image signal and the detected attitude;
- An image recording unit that records images in association with each other, a display unit that displays a reduced image based on the recorded image signal, a reception unit that accepts selection of user force and posture information, and a display unit according to the selected posture information
- An image display control unit that changes the arrangement position and display size of each reduced image in the image, and the image display control unit restores the vertical direction of the reduced image to the posture of the imaging device at the time of shooting based on the posture information. , Restored restored image Display on the display.
- the thumbnail image is displayed on the display unit with the top-to-bottom direction restored to the shooting posture at the time of shooting. Furthermore, since the imaging apparatus changes the arrangement position and display size of each thumbnail image according to the posture information selected by the user, the thumbnail display can be performed with high visibility for the user.
- the present invention is achieved by an imaging device having the following configuration.
- An imaging device that outputs an optical image of a subject as an electrical image signal and can be connected to a display device, and is formed by a photographing optical system that forms an optical image of a subject and a photographing optical system.
- An image sensor that receives an optical image of a subject, converts it into an electrical image signal, outputs it, a posture detection unit that detects the posture of the imaging device during shooting, and an output image signal.
- An image recording unit that records and records posture information indicating the posture, a receiving unit that accepts selection of posture information from the user, and a placement position of the reduced image based on the image signal in the display device according to the selected posture information Display that generates display control signals that change the display size
- the display control signal includes a signal that restores the top-down direction of the reduced image to the posture of the imaging device based on the posture information and causes the display device to display the restored reduced image.
- a display control device having the following configuration.
- a display control device connectable to the display device,
- a reading unit that reads out an image signal recorded in the recording unit and posture information corresponding to the image signal, a receiving unit that receives selection of user force posture information, and an image signal in the display device according to the selected posture information
- a display control signal output unit that outputs a display control signal for changing the arrangement position and display size of the reduced image based on the display control signal, and the display control signal is based on the posture information. It includes a signal that restores the posture and displays the restored reduced image on the display device in the display size.
- the present invention is achieved by a display control device having the following configuration.
- a display control device connectable to the display device, a reading unit that reads out an image signal recorded in the recording unit and posture information corresponding to the image signal, a receiving unit that receives selection of user force posture information,
- a display control signal output unit that outputs a display control signal for changing the arrangement position and display size of the reduced image based on the image signal in the display device according to the selected posture information, and the display control signal is included in the posture information. Based on this, the top and bottom direction of the reduced image is restored to the orientation of the imaging device at the time of shooting, and the restored reduced image is displayed on the display device.
- An image display system having the following configuration.
- An image display system including an imaging device that outputs an optical image of a subject as an electrical image signal and a display device that displays a captured image.
- the imaging device captures an optical image of a subject.
- the imaging optical system to be formed the imaging sensor that receives the optical image of the subject formed by the imaging optical system, converts it into an electrical image signal, and outputs it, and the attitude to detect the attitude of the imaging device at the time of imaging
- a detection unit an image recording unit that records the output image signal and posture information indicating the detected posture in association with each other, a reception unit that accepts selection of posture information from the user, and a response according to the selected posture information
- Display control signal for generating a display control signal for changing the arrangement position and display size of each reduced image based on each image signal in the display device
- the display control signal includes a signal that restores the vertical direction of the reduced image to the posture of the imaging device based on the posture information and displays the restored reduced image on the display device.
- the apparatus includes a receiving unit that receives the recorded image signal and the generated display control signal, and a display unit that displays each reduced image based on each image signal in accordance with the display control signal.
- An imaging system including a lens barrel and an imaging device capable of exchanging a lens barrel, wherein the lens barrel includes an imaging optical system that forms an optical image of a subject, and the imaging device is connected
- An imaging sensor that receives an optical image of a subject formed by the imaging optical system, converts the optical image into an electrical image signal, and outputs it, and an attitude that detects the attitude of the imaging device during shooting
- a detection unit an image recording unit that records the output image signal in association with posture information indicating the detected posture, a display unit that displays a reduced image based on the recorded image signal, and user force posture information
- An image display control unit that changes the arrangement position and display size of each reduced image in the display unit according to the selected posture information, and the image display control unit is based on the posture information.
- An imaging system having the following configuration.
- An imaging system including a lens barrel and an imaging device in which the lens barrel can be exchanged, wherein the lens barrel is an imaging optical system that forms an optical image of a subject and the attitude of the imaging device at the time of shooting.
- the image sensing device receives an optical image of a subject formed by the connected image sensing optical system, converts the optical image into an electrical image signal, and outputs it.
- An image sensor for detecting the attitude of the imaging device at the time of shooting, an image recording unit for recording the reduced image based on the output image signal and the attitude information indicating the detected attitude in association with each other, A display unit that displays the recorded reduced image, a reception unit that accepts selection of posture information from the user, and changes the arrangement position and display size of each reduced image on the display unit according to the selected posture information And an image display control unit.
- ⁇ control unit is the figure of the image pickup apparatus at the time of shooting the vertical direction of the reduced image based on the attitude information The image is restored and the restored reduced image is displayed at the display size.
- the imaging device that enables a comfortable thumbnail display with high visibility, It is possible to provide a display control device, a display device, an image display system, and an imaging system that enable this.
- FIG. 1 is a block diagram showing a schematic configuration of a digital camera according to Embodiment 1.
- FIG. 2A is a diagram showing a configuration of the digital camera according to Embodiment 1, and is a top view of the digital camera.
- FIG. 2B is a diagram showing the configuration of the digital camera according to Embodiment 1, and is a rear view of the digital camera.
- FIG. 3 is a diagram showing posture determination signals output for each photographing posture in the first embodiment.
- Fig. 4 is a diagram for explaining a method of managing photographed image files in the first embodiment.
- FIG. 5 is a flowchart showing the recording start force of a captured image and the recording end in the first embodiment.
- FIG. 6A shows an example of a captured image displayed on the display unit of the digital camera according to Embodiment 1, and is a display example of a side-by-side image.
- FIG. 6B shows an example of a captured image displayed on the display unit of the digital camera according to Embodiment 1, which is a display example of a vertically captured image.
- FIG. 7 is a diagram showing a display example of the display unit when thumbnails of captured images are displayed in the first embodiment.
- FIG. 8 is a diagram showing an example of a display image priority selection menu displayed on the display unit in the first embodiment.
- FIG. 9A is a diagram showing an example of a display layout in Embodiment 1, and FIG. Is an example of a display layout that prioritizes landscape thumbnail images.
- FIG. 9B is a diagram showing an example of a display layout in the first embodiment
- FIG. 9B is a diagram showing an example of a display layout in which a vertical thumbnail image is prioritized.
- FIG. 10A is a diagram showing another example of the display layout in the first embodiment.
- FIG. 10B is a diagram showing another example of the display layout in the first embodiment.
- FIG. 11A is a diagram for explaining the order in which images are displayed in the first embodiment.
- FIG. 11B is a diagram for explaining the order in which images are displayed in the first embodiment.
- FIG. 12 is a diagram showing a display device and a digital camera according to Embodiment 2.
- FIG. 13 is a diagram showing a display control device, a digital camera, and a display device according to the third embodiment.
- FIG. 14A is a diagram showing the relationship between the posture of the digital camera and the posture of the captured image displayed on the display unit.
- FIG. 14B is a diagram showing the relationship between the posture of the digital camera and the posture of the captured image displayed on the display unit.
- FIG. 14C is a diagram showing the relationship between the posture of the digital camera and the posture of the captured image displayed on the display unit.
- FIG. 15 is a diagram showing an example in which a list of images taken by a conventional imaging device is displayed.
- FIG. 1 is a block diagram illustrating a schematic configuration of the digital camera 1 according to the first embodiment.
- a digital camera 1 includes an imaging optical system L, a microcomputer 3, an imaging sensor 4, a CCD drive control unit 5, an analog signal processing unit 6, an AZD conversion unit 7, and a digital signal processing unit. 8, buffer memory 9, image compression unit 10, image recording control unit 11, image recording unit 12, image display control unit 13, display unit 55, shutter control unit 41, and shutter drive motor And 42.
- the imaging optical system L is an optical system that includes three lens groups Ll, L2, and L3. Zooming is performed by moving the first lens unit L 1 in the optical axis direction. Further, focusing is performed by moving the third lens unit L3 in the optical axis direction.
- the second lens unit L2 is a correction lens unit that plays a role of correcting the movement of the image by moving the lens in a plane perpendicular to the optical axis to decenter the optical axis.
- the microcomputer 3 controls the entire various control units of the digital camera 1.
- the microcomputer 3 can receive signals from the power switch 35, the shutter operation unit 36, the shooting / playback switching operation unit 37, the cross control key 38, the MENU setting operation unit 39, and the SET operation unit 40, respectively. .
- the shutter operation unit 36 is, for example, a release button operated by the user at the time of shooting.
- the timing signal is sent to the microcomputer.
- the shutter control unit 41 drives the shutter drive motor 42 according to the control signal output from the microcomputer 3 that has received the timing signal, and operates the shutter.
- the image sensor 4 is a CCD, and converts an optical image formed by the photographing optical system L into an electrical signal.
- the image sensor 4 is driven and controlled by the CCD drive control unit 5.
- the image sensor 4 may be a CMOS.
- the image signal output from the imaging sensor 4 is sequentially sent from the analog signal processing unit 6 to the AZD conversion unit 7, the digital signal processing unit 8, the buffer memory 9, and the image compression unit 10 for processing.
- the analog signal processing unit 6 performs analog signal processing such as gamma processing on the image signal output from the imaging sensor 4.
- the AZD converter 7 converts the analog signal output from the analog signal processor 6 into a digital signal.
- the digital signal processing unit 8 performs digital signal processing such as noise removal and edge enhancement on the image signal converted into a digital signal by the A / D conversion unit 7.
- the buffer memory 9 is a RAM (Random Access Memory) and stores the image signal processed by the digital signal processing unit 8.
- the image signal stored in the buffer memory 9 is sequentially sent from the image compression unit 10 to the image recording unit 12 and processed.
- the image signal stored in the nother memory 9 is read by an instruction from the image recording control unit 11 and transmitted to the image compression unit 10.
- the data of the image signal transmitted to the image compression unit 10 is compressed at a predetermined ratio, and its data size is reduced.
- a compression method for example, 3 ⁇ 4 JPEG (Joint Photographic Experts Group) is used.
- the image compression unit 10 also generates a reduced image signal corresponding to a captured image used for thumbnail display or the like. Thereafter, the compressed image signal and the reduced image signal are transmitted to the image recording unit 12.
- the image recording unit 12 records an image signal, a corresponding reduced image signal, and predetermined information to be recorded in association with each other based on a command from the image recording control unit 11, for example, an internal Memory and Z or removable memory.
- the predetermined information to be recorded together with the image signal includes the shooting date / time of the image, focal length information, shutter speed information, aperture value information, shooting mode information, and attitude information of the digital camera 1 described later. .
- the image display control unit 13 is controlled by a control signal from the microcomputer 3. This In response to the command from the image display control unit 13, the display unit 55 displays the image signal recorded in the image recording unit 12 or the buffer memory 9 as a visible image.
- the display form of the display unit 55 includes a display form in which only an image signal is displayed as a visible image, and a display form in which the image signal and information at the time of shooting are displayed as a visible image.
- the information at the time of shooting of the image signal includes focal distance information, shutter speed information, aperture value information, shooting mode information, in-focus state information, and posture information. These pieces of information are displayed by operating the MENU setting operation unit 39.
- FIG. 2A is a top view of the digital camera 1
- FIG. 2B is a rear view of the digital camera 1.
- the housing la includes an imaging optical system including the lens 2 on the front surface, the power switch 35 on the back surface, the shooting Z playback switching operation unit 37, the cross control key 38, the MENU setting operation unit 39, It includes a SET operation unit 40 and a display unit 55 that provides LCD monitor power. Further, the upper surface of the housing la includes a shirt operation unit 36 and a zoom operation unit 57.
- the zoom operation unit 57 is provided around the shirt operation unit 36 so as to be rotatable coaxially with the shutter operation unit 36.
- the power switch 35 is an operation member that turns the power of the digital camera 1 on and off.
- the shooting Z playback switching operation unit 37 is an operation member that switches between shooting mode and playback mode, and is switched by rotating a lever. Further, when the zoom operation unit 57 is rotated to the right in the state where the photographing mode is switched, the photographing optical system L is switched to the telephoto side. On the other hand, when the zoom operation unit 57 is rotated leftward, the photographing optical system L is switched to the wide angle side.
- the MENU setting operation unit 39 is an operation member for causing the display unit 55 to display various menus.
- the cross operation key 38 is an operation member for selecting by pressing down the upper, lower, left and right parts from various operation menus displayed on the display unit 55 by the operation of the MENU setting operation unit 39.
- the microcomputer 3 outputs an execution command for the selected menu.
- the SET master unit 40 is an operation member for returning the display of various operation menus to the state before display.
- attitude detection unit 43 that detects the attitude of the digital camera 1 according to the present embodiment will be described.
- various posture detection methods are used as a means of detecting the posture of the digital camera 1.
- a way out is proposed.
- a digital camera having a rotation detection unit has been proposed.
- a digital camera having an image blur correction unit that detects vibration applied to a digital camera and drives a correction lens of an imaging optical system in two directions orthogonal to the optical axis has been proposed.
- a digital camera having an image blur correction unit determines the attitude of the digital camera by detecting a drive signal output from the image blur correction unit to a correction lens.
- the digital camera 1 may include an attitude detection unit that detects an attitude by the above-described method, and is not limited thereto, and an angular velocity sensor or the like may be attached to the digital camera.
- an attitude detection unit that detects an attitude by the above-described method, and is not limited thereto, and an angular velocity sensor or the like may be attached to the digital camera.
- the posture detection methods described above are merely examples, and a configuration for detecting postures may be provided regardless of these methods.
- Figure 3 shows the posture discrimination signal output for each shooting posture.
- the shooting posture in the present embodiment is that the horizontal shooting posture is the reference posture of the digital camera 1 (angle is 0 °). 0 Therefore, the vertical shooting posture is centered on the reference posture force optical axis of the digital camera 1. Rotates 90 °.
- the photographer In order to perform shooting, the photographer first operates the power switch 35 to the ON side, and then switches the shooting / playback switching operation unit 37 to the shooting mode. As a result, the digital camera 1 shifts to the shooting state.
- the orientation detection unit 43 outputs an orientation discrimination signal 60 (0).
- the image recording control unit 11 adds the posture determination signal 60 (0) to the image file in which the image signal is stored.
- the posture determination signal 60 is added to, for example, a footer portion or a header portion of an image file.
- the image file to which the posture determination signal 60 is added is recorded in the image recording unit 12.
- the posture detection unit 43 outputs a posture determination signal 60 (1).
- the image recording control unit 11 adds the posture determination signal 60 (1) to the image file storing the image signal.
- the posture determination signal 60 (1) is added to, for example, a footer portion or a header portion of an image file.
- Attitude discrimination signal The image file to which No. 60 (1) is added is recorded in the image recording unit 12.
- the image file stores the posture determination signal 60 corresponding to the posture of the digital camera 1 at the time of shooting together with the image signal.
- FIG. 4 in the image recording unit 12, a captured image folder 90 and a still image folder 91 and a moving image folder 92 are formed in a lower layer. Further, horizontal posture image folders 93a and 93b and vertical posture image folders 94a and 94b are formed in the lower layers of the still image folder 91 and the moving image folder 92, respectively. As a result, the shot images are sorted into folders for still images or moving images, and then stored in folders for shooting postures at the time of shooting.
- a still image shot in the landscape orientation is stored in the landscape image folder 93a as a still image file 95.
- a moving image shot in the vertical shooting posture in the moving image shooting mode is stored as a moving image file 96 in the vertical posture image folder 94b.
- FIG. 5 is a flowchart from the start of recording to the end of recording, showing the process for recording the captured image.
- the photographer operates the MENU setting operation unit 39 to record the captured image, and displays various menu screens on the display unit 55. The photographer then selects image recording from the various menu screens displayed.
- the digital camera 1 shifts to the image recording mode (step Sl).
- the microcomputer 3 determines the shooting mode. In other words, the microcomputer 3 determines whether or not the photographer selects a shooting mode that is different from the still image shooting mode or the moving image shooting mode (step S 2). If the still image shooting mode is selected !, the process of digital camera 1 proceeds to step S3. If the movie shooting mode is selected, the process of digital camera 1 proceeds to step S8. Transition.
- step S3 to step S7 processing (step S3 to step S7) when it is determined in step S2 that the still image shooting mode has been performed will be described.
- the image recording control unit 11 sets the recording destination directory for captured images in the still image folder 91 (step S3).
- the image recording control unit 11 performs digital power based on the posture determination signal 60 output from the posture detection unit 43.
- the posture of Mela 1 is determined (Step S4). That is, when the posture determination signal 60 is (0), the posture of the digital camera 1 is a horizontal shooting posture, and when the posture determination signal is (1), the posture of the digital camera 1 is a vertical shooting posture. .
- the image recording control unit 11 sets a folder in which the shot image is stored in the horizontal posture image folder 93a (Ste S5a).
- the shooting posture is the vertical shooting posture
- the image recording control unit 11 sets the folder in which the shot image is stored in the vertical posture image folder 94a (step S5b).
- the folder of the still image recording destination is determined by the processing of steps S5a and S5b.
- the shot image is stored in a predetermined folder, and the recording ends.
- the still images shot in this way are stored in the horizontal posture image folder 93a or the vertical posture image folder 94a as image files 95a and 95b.
- step S8 to step S12 processing (step S8 to step S12) when it is determined in step S2 that the moving image shooting mode is set will be described.
- the image recording control unit 11 sets the recording destination directory of the shot image in the moving image folder 92 (step S8).
- the image recording control unit 11 determines the attitude of the digital camera 1 based on the attitude determination signal 60 output by the attitude detection unit 43 (step S9).
- the shooting posture of the digital camera 1 determined in step S4 is the horizontal shooting posture
- the image recording control unit 11 sets the folder in which the shot image is stored in the horizontal posture image folder 93b (step S 10a).
- the image recording control unit 11 sets the folder in which the shot image is stored in the vertical posture image folder 94b (step S10b).
- it is determined whether or not the shutter operation unit 36 has been pressed by the photographer step S11
- moving image shooting processing is performed (step S12).
- the shot image is stored in a predetermined folder, and the recording ends.
- the still images shot in this way are stored in the horizontal posture image folder 93b or the vertical posture image folder 94b as image files 96a and 96b. This completes the captured image recording process shown in FIG. Next, display processing of an image taken by the digital camera 1 will be described with reference to FIG. FIG.
- FIG. 6 shows an example of a photographed image displayed on the display unit 55 of the digital camera 1.
- FIG. 6A shows a display example of a horizontally shot image
- FIG. 6B shows a display example of a vertically shot image.
- the photographer turns on the power switch 35, and then switches the shooting Z playback switching operation unit 37 to the playback mode.
- the photographed image is displayed on the display unit 55 as a single photographed image or as a thumbnail.
- the photographer can further select the image by operating the cross operation key 38 in the middle of the displayed thumbnail image.
- the image display control unit 13 controls the display of the captured image based on the posture determination signal 60 output by the posture detection unit 43 at the time of shooting. In the following, the display control processing of the captured image will be described.
- An image taken in the landscape orientation is added with a posture determination signal 60 (0) indicating that it is in the landscape orientation at the time of photography.
- the image display control unit 13 causes the display unit 55 to display a horizontally shot image when the added posture determination signal is (0).
- an attitude photographed signal 60 (1) is added to an image photographed in the vertical shooting posture, which indicates that the posture is the vertical photographing posture at the time of shooting.
- the image display control unit 13 rotates and displays the posture of the captured image displayed on the display unit 55. That is, the photographed image displayed on the display unit 55 is restored to the same posture as when photographing. In this manner, the image display control unit 13 restores and displays the top-to-bottom direction of the photographed image in the photographing posture at the time of photographing, so that the visibility can be improved.
- the display unit 55 may be a display unit having a horizontal width as a long side length and a vertical width as a long side length.
- FIG. 7 shows a display example when the captured image is displayed as a thumbnail.
- the image recording unit 12 records a thumbnail image obtained by performing interleaving processing or the like on the captured image together with the captured image.
- the image display control unit 13 displays a plurality of thumbnail images on the display unit 55 in the order of the shooting date and time. As shown in FIG. 7, the image display control unit 13 has a total of 9 sheets of 3 rows ⁇ 3 columns on the display unit 55. Display thumbnail images.
- the seven thumbnail images 1 to 7 are horizontal thumbnail images
- the two thumbnail images 8 and 9 are vertical thumbnail images. In this way, the display unit 55 displays a mixture of vertical and horizontal thumbnail images.
- the image display control unit 13 performs the same display control process as that shown in FIG. 6 in the thumbnail display. Based on the posture determination signal 60 (0), the image display control unit 13 displays the thumbnail image in the same posture as the photographing posture at the time of photographing (Nos. 1 to 7 in FIG. 7). On the other hand, when the posture determination signal (1) is added, the image display control unit 13 displays the thumbnail image by rotating 90 ° about the optical axis with respect to the horizontal shooting posture. That is, the image shot in the vertical shooting posture is displayed on the display unit 55 with the top and bottom directions restored to the same posture as when shooting (Nos. 8 and 9 in FIG. 7). As a result, the digital camera 1 according to the present embodiment enables thumbnail display with high visibility. The photographer can select a single image by operating the cross-shaped operation key 38 in addition to the thumbnail image displayed on the display unit 55. The selected thumbnail image is enlarged and displayed on the display unit 55 as shown in FIG.
- the digital camera 1 according to the present embodiment can preferentially display either a vertical thumbnail image or a horizontal thumbnail image. That is, when the digital camera according to the present embodiment displays a mixture of vertical and horizontal thumbnail images, one of the vertical or horizontal thumbnail images is preferentially larger than the other. Change and display the arrangement position of each thumbnail image. For example, when a vertical thumbnail image is given priority, each vertical thumbnail image is displayed in a larger display size than each horizontal thumbnail image.
- FIG. 8 is an example of a display image priority selection menu 66 displayed on the display unit 55.
- the display image priority selection menu 66 is displayed when the photographer switches the shooting Z playback switching operation unit 37 to the playback mode and further presses the MENU setting operation unit 39.
- the display image priority selection menu 66 includes a horizontal image selection button 66a and a vertical image selection button 66b, and the photographer can select one of the selection buttons.
- FIG. 9A is an example of a layout in which the landscape thumbnail image is displayed with priority.
- the display unit 55 displays two landscape thumbnail images H and five portrait thumbnail images V.
- the horizontal image selection button 66a is selected, the image display control unit 13 displays each thumbnail image at a predetermined display size and arrangement position according to the layout shown in FIG. 9A. As a result, the horizontal thumbnail image H is displayed in a larger display size than the vertical thumbnail image V, so that the visibility of the horizontal thumbnail image H can be improved.
- FIG. 9B shows an example of a layout in which a vertically shot thumbnail image is displayed with priority.
- the display section 55 displays three landscape thumbnail images H and four portrait thumbnail images V.
- the image display control unit 13 displays each thumbnail image in a predetermined display size and arrangement position according to the layout shown in FIG. 9B.
- the vertical thumbnail image V is displayed in a larger display size than the horizontal thumbnail image H, so that the visibility of the vertical thumbnail image V can be improved.
- the layout shown in FIG. 9 is an example, and various other layouts are conceivable. In other words, it should be possible to display a thumbnail image shot with the priority shooting posture in a larger display size than a thumbnail image shot with the other shooting posture. Accordingly, the image display control unit 13 may display each thumbnail image in accordance with the layout of FIG. 10A as a layout in which the landscape thumbnail image H is given priority, for example, and FIG. You can display each thumbnail image according to the layout shown in ⁇ .
- the digital camera according to the present embodiment restores the top-to-bottom direction of the thumbnail image to the shooting posture at the time of shooting, and displays the restored thumbnail image on the display unit. Furthermore, the digital camera according to the present embodiment preferentially displays one of the vertical or horizontal thumbnail images. As a result, this embodiment Such a digital camera displays thumbnail images shot with the priority shooting posture in a larger display size than the other thumbnail images, so that even when thumbnail images with different shooting postures are mixed and displayed, the visibility is high. A good thumbnail display is possible.
- thumbnail images may be displayed by placing the left part of the display unit 55 on the right side in the order of the shooting date.
- 11A and 11B are diagrams showing the order in which thumbnail images are displayed for the layout shown in FIG. In Fig. 11 A and B, the horizontal and vertical thumbnail images are displayed according to the arrows in the figure in order from the oldest date and time when they were taken. Note that the display order shown in FIG. 11 is an example, and other orders may be used. Also, for example, display randomly regardless of the shooting date.
- the digital camera according to the present embodiment may further include a display layout storage unit that stores a plurality of layouts.
- the image display control unit 13 extracts a predetermined layout from the display layout storage unit based on the result selected in the display image priority selection menu 66, and displays each thumbnail image according to the extracted layout. Displayed on display section 55.
- the display layout storage unit may store one layout each for displaying a thumbnail image with priority and a layout for displaying a thumbnail image with priority. You can store it.
- the digital camera according to the present embodiment is not limited to the power of displaying thumbnail images in the layout.
- Information indicating the display size and arrangement position may be added to the image file in which the image signal is stored, and thumbnail images may be displayed according to the added information.
- FIG. 12 is a diagram illustrating a display device and a digital camera according to the second embodiment.
- Display device 70 according to the present embodiment is connected to digital camera 1 via cable 75.
- the digital camera 1 is different from the first embodiment in that the captured image recorded in the image recording unit of the digital camera 1 is displayed on the display device 70 connected to the outside.
- the following description will focus on differences from the first embodiment.
- the display device 70 is, for example, a television monitor that displays a captured image and a thumbnail image in which the top-and-bottom direction is restored to the shooting posture at the time of shooting based on the control signal output from the digital camera 1.
- the cable 75 is a USB (Universal Serial Bus), for example, for connecting the display device 70 and the digital camera 1.
- USB Universal Serial Bus
- the display device 70 is controlled by the image display control unit 13 via the cable 75. That is, the image display control unit 13 restores the top and bottom direction of the captured image and thumbnail image to be displayed on the display device 70 to the shooting posture at the time of shooting and displays the image. Further, when performing thumbnail display, the image display control unit 13 preferentially displays the thumbnail image shot with either one of the shooting postures in the vertical or horizontal shooting posture. Since the operation and effect of the image display control unit 13 are the same as those in the first embodiment, the description thereof is omitted here.
- the display device can display a thumbnail image in which the top-and-bottom direction is restored to the shooting posture at the time of shooting based on the control signal output from the digital camera. it can. Further, the display device preferentially displays one of the thumbnail images shot in the vertical shooting posture or the horizontal shooting posture based on the control signal output from the digital camera. Therefore, thumbnail images shot with the priority shooting posture can be displayed in a larger size than thumbnail images shot with the other shooting posture, so thumbnail images with different shooting postures can be mixed and displayed. Even in such a case, it is possible to display thumbnails with high visibility.
- the display device by using the display device according to the present embodiment, an image can be displayed on a display screen larger than the display portion of the digital camera, so that thumbnail display with higher visibility can be performed. is there.
- the display device is particularly effective when displaying an image captured by a digital camera that does not include a display unit.
- the display device is not limited to the power using a television monitor as an example.
- a digital camera may be connected to a personal computer connected to the monitor via a cable.
- the cable 75 included in the present embodiment is not limited to a force using a USB cable.
- it may be connected by wireless such as an IEEE1394 serial bus cable or a wireless LAN.
- wireless such as an IEEE1394 serial bus cable or a wireless LAN.
- FIG. 13 is a diagram showing a display control device, a digital camera, and a display device according to the third embodiment.
- the digital camera 1 and the display device 80 have substantially the same configuration as in the first and second embodiments, but differ in that an image recorded in the removable memory 51 can be read together with the posture information.
- the display control device 82 according to the present embodiment is different in that it has the same function as the image display control unit 13 in the first embodiment. The following description will focus on differences from the first and second embodiments.
- the image photographed by the digital camera 1 is recorded in the removable memory 51 together with the posture information.
- the removable memory 51 is a memory card, for example.
- the display device 80 further includes a force removable memory insertion unit 81 having substantially the same configuration as the display device 70 according to the second embodiment, and reads the thumbnail image recorded in the removable memory 51 with the posture information. be able to.
- the display control device 82 has a function similar to that of the image display control unit 13 in the first embodiment, and controls display of a photographed image on the display device 80.
- the display control device 82 is a node disk recorder or personal computer. is there.
- the display control device 82 outputs, to the display device 80, a control signal that restores the top and bottom directions of the captured image and thumbnail image to the shooting posture at the time of shooting based on the posture information.
- the control signal output from the display control device 82 includes a signal that preferentially displays a thumbnail image shot in one of the shooting postures among the thumbnail images shot in the vertical or horizontal shooting posture. .
- the display device 80 displays the captured image and the thumbnail image according to the control signal output from the display control device 82.
- the display control device displays, on the display device, the thumbnail image in which the top and bottom direction is restored to the shooting posture at the time of shooting based on the posture information. Furthermore, the display control device gives priority to displaying one of the thumbnail images taken in the vertical shooting posture or the horizontal shooting posture on the display device. Therefore, a thumbnail image shot with the priority shooting posture can be displayed in a larger size than a thumbnail image shot with the other shooting posture. Even when different thumbnail images are displayed together, it is possible to display thumbnails with high visibility.
- the display control apparatus can perform thumbnail display based on the read captured image and posture information, so that the digital camera records the captured image and the posture information. If possible, no complicated configuration is required.
- the constituent elements included in the display control device, digital camera, and display device according to the present embodiment can be arbitrarily combined.
- the digital camera includes a display layout storage unit, and the combination of each component that stores the selected display layout in the removable memory together with the captured image is not limited to this.
- the display control apparatus is not limited to the force shown as an example of a hard disk recorder or a personal computer.
- it may be displayed on a TV monitor via a DVD recorder that can read removable memory.
- the display device and the display control device included in the present embodiment include the removable memory insertion unit, the present invention is not limited to this.
- a reading device such as a memory card reader capable of reading a removable memory, a display control device, and a display device may be connected.
- the screen of the display unit may be virtually divided into two or three, and a thumbnail image may be displayed on the divided screen.
- the digital camera includes one shutter operation unit, but the present invention is not limited to this.
- two shutter operation units that is, a first shutter operation unit used in the landscape orientation and a second shutter operation unit used in the portrait orientation may be provided.
- Embodiments 1 to 3 only the case where the captured image is a still image is shown, but the same effect can be obtained even if it is a moving image or a simple moving image.
- the horizontal shooting posture is set to 0 °
- the digital camera is set to the vertical shooting posture when the horizontal shooting posture is rotated 90 ° around the optical axis.
- Vertical shooting posture horizontal shooting posture force is also the posture when rotated 90 degrees around the optical axis including.
- the posture detection unit can also add one type of horizontal shooting posture that can be added as (2) as a posture discrimination signal when the horizontal shooting posture force is also rotated by 90 ° around the optical axis. A total of three types of postures with two types of postures may be detected.
- the posture detection unit adds the signal (0) or (1) as the posture determination signal, but is not limited thereto.
- a signal may be added only for an image shot in the vertical shooting posture.
- the posture determination signal is stored in the header or footer portion of the image file, but is not limited thereto.
- the posture determination signal may correspond to an image file in which an image signal may be recorded in a separate file from the image signal and an attitude determination file in which the posture determination signal is recorded.
- the aspect ratio of the display unit or the display device is such that the horizontal width is the long side, but is not limited thereto. The same effect can be obtained even with a display unit or display device having a longer side in the vertical width.
- the digital camera according to Embodiments 1 to 3 is not limited to the force provided with the imaging optical system.
- the present invention can also be applied to a system in which a lens barrel that holds an imaging optical system and a camera body that includes an imaging device are configured separately, such as a single-lens reflex camera system.
- the force is such that the captured image is displayed on a display device connected to the outside of the digital camera.
- the same effect as the present invention can be obtained.
- Embodiment 2 or 3 the case where a thumbnail image is displayed on the display device has been described. However, when a single captured image is displayed, the top-and-bottom direction is restored and displayed. Can do.
- An imaging device, a display device, and a display control device are required to have a comfortable display regarding a display method of a captured image, a digital still camera, a digital video camera, a mobile phone terminal with a dynamic camera function, and Suitable for PDAs, DVD recorders, and node disk recorders.
Abstract
Description
Claims
Priority Applications (3)
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US12/091,545 US8013925B2 (en) | 2005-12-01 | 2006-11-07 | Imaging device, display control device, display device, and image display system for improved thumbnail image display |
JP2007547882A JP5042850B2 (ja) | 2005-12-01 | 2006-11-07 | 撮像装置、表示制御装置、表示装置および画像表示システム |
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CN101317449B (zh) | 2010-09-29 |
CN101317449A (zh) | 2008-12-03 |
US20090251564A1 (en) | 2009-10-08 |
JP5042850B2 (ja) | 2012-10-03 |
US8013925B2 (en) | 2011-09-06 |
JPWO2007063680A1 (ja) | 2009-05-07 |
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