KR101120024B1 - File managing method for digital image processing device - Google Patents

Abstract

The file management method of the digital image processing apparatus according to the present invention comprises the steps of selecting a thumbnail search mode; Selecting a thumbnail image on the current screen; Determining whether a screen change signal has occurred; Displaying a selected thumbnail image and a thumbnail image of a next screen on a current screen when a screen switching signal occurs; And if it is determined that the thumbnail image selection is not completed, proceeding to selecting a thumbnail image on the current screen.

According to the file management method of the digital image processing apparatus of the present invention, it is convenient for a user who wants to perform a desired file management operation by selecting a plurality of images from numerous photographs by displaying the selected thumbnail images cumulatively on one screen.

Description

File management method for digital image processing device}

1 illustrates a thumbnail retrieval method of a conventional digital camera.

2 is a block diagram illustrating a configuration of an exemplary digital camera to which the concept of the present invention can be applied.

3 is a diagram illustrating an example of a rear surface of a digital camera as shown in FIG. 2 as an example of a digital image processing apparatus to which the present invention may be applied.

4 is a flowchart illustrating a file management method of a digital image processing apparatus according to an exemplary embodiment of the present invention.

5 to 8 illustrate an embodiment of the file management method of FIG. 4 on a display screen on which 25 thumbnails are displayed.

The present invention relates to a digital image processing apparatus, such as a digital camera, and more particularly to a method for managing an image file stored in the digital image processing apparatus.

1 illustrates a thumbnail retrieval method of a conventional digital camera.

Referring to FIG. 1, in the thumbnail search mode, the first nine thumbnail images are displayed on the display screen, and when the user inputs a screen change instruction, the first, second, and third images are scrolled away, and the next 4th to 12th thumbnail images are displayed. The screen was switched in such a way that it is displayed.

However, the thumbnail image retrieval method of the conventional digital camera is limited to select candidate images that can be viewed while comparing on one screen, which is inconvenient for a user who wants to perform a desired file management operation by selecting multiple images from a number of pictures. .

An object of the present invention is to provide a file management method of a digital image processing apparatus that can display a selected thumbnail image cumulatively on one screen.

According to an aspect of the present invention, there is provided a file management method of a digital image processing apparatus, the method including: selecting a thumbnail search mode; Selecting a thumbnail image on the current screen; Determining whether a screen change signal has occurred; Displaying a selected thumbnail image and a thumbnail image of a next screen on a current screen when a screen switching signal occurs; And if it is determined that thumbnail image selection is not completed, proceeding to selecting a thumbnail image on the current screen.

The file management method may further include storing thumbnail images displayed on a current screen when it is determined that thumbnail image selection is completed.

The file management method may further include deleting thumbnail images displayed on a current screen when it is determined that thumbnail image selection is completed.

The file management method may further include moving the thumbnail images displayed on the current screen to another storage medium when it is determined that the thumbnail image selection is completed.

The file management method may further include outputting the thumbnail images displayed on the current screen to an external printer when it is determined that the thumbnail image selection is completed.

Hereinafter, the configuration and operation of the present invention will be described in detail with reference to the accompanying drawings. Like reference numerals in the drawings denote components that perform the same function.

2 is a block diagram illustrating a configuration of an exemplary digital camera to which the concept of the present invention can be applied.

The optical system OPS including the lens unit and the filter unit optically processes light from a subject. The lens unit in the optical system OPS includes a zoom lens, a focus lens, and a compensation lens.

A photoelectric conversion unit (OEC) of a charge coupled device (CCD) or a complementary metal-oxide-semiconductor (CMOS) converts light from an optical system (OPS) into an electrical analog signal. Here, the DSP 7 controls the timing circuit 2 to control the operations of the photoelectric converter OEC and the analog-digital converter 1. The CDS-ADC (Correlation Double Sampler and Analog-to-Digital Converter) element 1 as an analog-to-digital converter processes the analog signal from the photoelectric converter (OEC), removes the high frequency noise, and adjusts the amplitude. (auto gain control, AGC) and then convert to a digital signal. The DSP 7 processes the digital signal from the CDS-ADC element 1 to generate a digital image signal classified into luminance and chroma signals.

The DRAM (Dynamic Random Access Memory) 4 temporarily stores digital image signals and other temporary processing data from the DSP 7.

The EEPROM (Electrically Erasable Programmable Read Only Memory) 5 stores algorithms and setting data necessary for the operation of the DSP 7. The memory card of the user is attached to and detached from the memory card interface 6.

The digital image signal from the DSP (Digital Signal Processor) 7 is converted into the display signal of the LCD panel by the LCD driver 14 so that the image is displayed on the color LCD panel 17.

On the other hand, the digital image signal from the DSP 7 can be transmitted by serial communication via the USB (Universal Serial Bus) connection 18 or the RS232C interface 8 and its connection 19, and the video filter 9 And a video signal through the video output unit 20.

The audio processor 13 outputs the audio signal from the microphone MIC to the DSP 7 or the speaker SP, and outputs the audio signal from the DSP 7 to the speaker SP.

The user input unit INP may include a shutter button, a mode selection button, a function selection button, a zoom button, a direction movement button, and the like. The user input unit INP is operated by the user to generate a command for performing each function according to the user's instruction.

The microcontroller 12 controls the lens driver 10, whereby the zoom motor M _Z , the focus motor M _F , and the aperture motor M _A are zoom lenses in the optical system OPS, The focus lens and the aperture are driven respectively. The light emitting unit LAMP driven by the microcontroller 12 may include a self-timer lamp, an auto-focus lamp, a flash standby lamp, and the like. On the other hand, the microcontroller 12 drives the flash 15 by controlling the operation of the flash controller 11 in accordance with the signal from the flash-light amount sensor 16.

The function of the microcontroller 12 may be implemented in one chip with the DSP 7.

The digital camera to which the present invention can be applied does not have to include all the components of FIG. 2, and those skilled in the art can delete some of the components, add another component, or modify some components according to the specification. It will be appreciated that the functionality of the various components may be implemented in combination.

3 is a diagram illustrating an example of a rear surface of a digital camera as shown in FIG. 2 as an example of a digital image processing apparatus to which the present invention may be applied.

At the rear of the digital camera of Fig. 3, the viewfinder 100, autofocus lamp 101, flash status lamp 102, mode dial 103, wide-angle zoom button 104, telephoto zoom button 105, 5 Function button 106, speaker 107, external output terminal 108, DC power input terminal 109, playback mode button 110, LCD monitor 111, display the currently set shooting information on the monitor or LCD monitor An LCD button 112, a manual focus button 113, a pause button 114 and the like are provided to turn off / turn on.

In this case, the five-function button 106 includes a menu entry / confirmation button and a top, bottom, left and right direction buttons at the center. When the menu is displayed on the monitor, the up, down, left, and right directional buttons can function as special function buttons instead of directional movement.

The various function buttons shown in FIG. 3 may be provided to perform two or more complex functions in addition to the functions shown in the names.

4 is a flowchart illustrating a file management method of a digital image processing apparatus according to an exemplary embodiment of the present invention.

Referring to FIG. 4, a thumbnail search mode is first selected by a user's manipulation (S100).

Then, a thumbnail image is selected from the current screen by the user's five-way operation (106 in FIG. 3) (S102). The thumbnail image selection process on the current screen continues until a screen change signal occurs (S104).

If a screen switching signal is generated, the selected thumbnail image and the thumbnail image of the next screen are displayed together on the current screen (S106). In other words, it is a basic concept of the present invention that an already selected thumbnail image remains on the current screen without scrolling.

If it is determined that the selection of the thumbnail image is not completed, the process proceeds to step S102 and the selection process of the thumbnail image is continued (S108).

Although not shown in the drawing, when the thumbnail image selection process of the present invention is finally completed, image files corresponding to the thumbnail image selected on one screen may be managed as a bundle.

For example, the digital image processing apparatus of the present invention may store the selected thumbnail images on the screen after step S108. At this time, the unselected images may be implemented to be deleted. In addition, when the selected thumbnail images are stored, it may be implemented to generate and store a separate image folder.

Also, for example, the digital image processing apparatus of the present invention may delete the thumbnail images selected on the screen after step S108.

For example, the digital image processing apparatus of the present invention may further perform the step of moving the thumbnail images selected on the screen to another storage medium after step S108.

For example, the digital image processing apparatus of the present invention may further perform the step of outputting the thumbnail images selected on the screen to an external printer after step S108.

5 to 8 illustrate an embodiment of the file management method of FIG. 4 on a display screen on which 25 thumbnails are displayed.

FIG. 5 shows an asterisk (★) indicating that the first, third, fourth, fifth, ninth, twelve, sixteenth, seventeenth, and twenty-fifth images of the first 25 thumbnail images are selected in the thumbnail search mode. The selection of the image may be performed by the user inputting the up, down, left, and right buttons and the OK button of the five-way button 106 in FIG. 3.

When the screen switching instruction is input by the user's button manipulation in the state of FIG. 5, the display screen becomes the state of FIG. 6. That is, the 1st, 3rd, 4th, 5th, 9th, 12th, 16th, 17th and 25th images selected on the previous screen and the 26th to 40th thumbnail images that can be displayed are displayed. The 34th, 35th, 36th, 37th images were additionally selected by the user's operation.

When the screen change instruction is input in the state of FIG. 6, the display screen state of FIG. 7 is entered, and then the repeated image selection process is performed. That is, in FIG. 7, the first, third, fourth, fifth, ninth, twelfth, sixteenth, seventeenth, twenty-fifth, thirty-fourth, thirty-fifth, thirty-fourth, and thirty-first thumbnail images are displayed without scrolling.

In FIG. 8, a total of 25 images are selected and displayed on one screen up to the last 168th image.

The above embodiments have been described with reference to a digital camera as an example of a digital image processing apparatus to which the present invention can be applied, but are not limited thereto. Those skilled in the art will appreciate that the present invention can be applied to mobile phones, personal digital assistants (PDAs), etc., which are capable of performing a thumbnail search mode of captured and stored images. In addition, the present invention can be applied to a portable multimedia player (PMP), which has recently been in the spotlight. PMP is a portable, next-generation multimedia player with complex functions such as music playback, broadcast reception, games, electronic dictionary, video playback, and digital camera. The concept of the present invention may also be applied to a PMP capable of executing a thumbnail search mode of an image captured and stored as described above.

The best embodiments have been disclosed in the drawings and specification above. Although specific terms have been used herein, they are used only for the purpose of describing the present invention and are not used to limit the scope of the present invention as defined in the meaning or claims. Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible from this. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

As described above, according to the file management method of the digital image processing apparatus of the present invention, a user who wants to perform a desired file management operation by selecting several images from a number of images by displaying the selected thumbnail images cumulatively on one screen Provide convenience.

The invention is not limited to the examples described above and represented in the drawings. Those skilled in the art taught by the above-described embodiments, many modifications to the above-described embodiments are possible by substitution, erasure, merging, etc. within the scope and object of the present invention described in the following claims.

Claims (5)

Selecting a thumbnail search mode; Selecting a thumbnail image on the current screen; Determining whether a screen change signal has occurred; Deleting unselected thumbnail images from the current screen when the screen switching signal occurs, and accumulating and displaying the selected thumbnail images and thumbnail images of the next screen on the current screen; And And if it is determined that the thumbnail image selection is not completed, proceeding to selecting a thumbnail image on the current screen. The method of claim 1, And if it is determined that the thumbnail image selection is completed, storing the thumbnail images displayed on the current screen. The method of claim 1, And if it is determined that the thumbnail image selection is completed, deleting the thumbnail images displayed on the current screen. The method of claim 1, If it is determined that the thumbnail image selection is completed, moving the thumbnail images displayed on the current screen to another storage medium. The method of claim 1, And if it is determined that the thumbnail image selection is completed, outputting the thumbnail images displayed on the current screen to an external printer.

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