KR20080112574A - Digital image processing apparatus, method for controlling the same, and recording medium storing programs to implement the method - Google Patents

Abstract

A digital image processing apparatus, a method for controlling the same, and a recording medium storing program to implement the method are provided to add a special effect to a specific section of a moving picture file. A digital image processing apparatus comprises a special effect adding unit(101), a section set up part(103), and a moving picture file generation part(105). The special effect adding unit adds a special effect to a moving picture file to the recorded moving picture at a playback mode. The section set up part selects a section to add the special effect at the playback mode. The moving picture reproducing unit reproduces the special effect added moving picture.

Description

Digital image processing apparatus, method for controlling the same, and recording medium storing programs to implement the method

1 is a block diagram for executing a digital image processing apparatus according to an embodiment of the present invention.

FIG. 2 is a block diagram illustrating a part of the digital image processing apparatus of FIG. 1.

3 is a block diagram illustrating a part of the digital image processing apparatus of FIG. 2.

4A and 4B are diagrams showing that an effect is set according to a user's operation in the effect setting mode.

5 is a block diagram illustrating a part of a digital image processing apparatus according to another exemplary embodiment of the present invention.

6A and 6C are diagrams illustrating that a section to which special effects and special effects are to be applied is set according to a user's manipulation in the special effect setting mode.

7 is a flowchart for describing a method of controlling a digital image processing apparatus according to another embodiment of the present invention.

8 is a flowchart illustrating a control method of a digital image processing apparatus according to another embodiment of the present invention.

<Brief Description of Major Parts of Drawings>

10: lens 20: aperture

30: imaging device 40: A / D converter

50: digital signal processor 60: memory

70: recording / reading control unit 80: recording medium

90: display unit 100: CPU

101: special effect grant unit 103: section setting unit

105: video file generator

The present invention relates to a recording medium storing a digital image processing apparatus, a control method thereof, and a program for executing the control method. More particularly, the present invention relates to applying a special effect selected by a user to a specific section selected by the user. The present invention relates to a digital image processing apparatus for generating a moving image file to which a special effect is given in a specific section, and a recording medium storing a control method and a program for executing the control method.

In general, a digital image processing apparatus stores an image file obtained by a photographing operation in a photographing mode on a storage medium, and reproduces the image file stored in the storage medium in a reproduction mode. Of course, even in the shooting mode, the image file obtained by the shooting operation is played back.

Image files obtained by the digital image processing apparatus include still image files such as still pictures and moving image files that record a series of movements of a subject. In still image files, the frame of the picture is combined with the auxiliary frame screen selected by the user to give a frame effect to make it look like a frame is formed in the picture, or the tone of the shadow of the foreground picture and the background picture is different. There is a tendency to add a function to give various special effects, such as to give.

However, in the case of a video file, since a series of video data must be stored and processed quickly, it is a level that adds an effect of adjusting the shake in the video recording mode or adjusting the overall color of the video to be recorded in the video recording mode. However, it was difficult to satisfy various demands of users for video files.

The present invention is to solve a number of problems including the above problems, to give a special effect selected by the user to a particular section selected by the user to the video clip, to generate a video file with a special effect in a particular section An object of the present invention is to provide a recording medium storing a digital image processing apparatus, a control method thereof, and a program for executing the control method.

The present invention provides a special effect granting unit for applying a special effect to be applied to the video recorded in the video playback mode; A section setting unit for setting a section to which the special effect is to be applied to the captured video in a video playback mode; And a video file generator configured to generate a video file to which the special effect is applied in the set section. It provides a digital image processing apparatus comprising a.

According to another aspect of the present invention, the section setting section includes a first section setting section and a second section setting section to determine the start point of the section, and includes a third section setting section to determine the end point of the section, The special effect adding unit may give the special effect between the section setting unit setting the start point and the end point of the section.

According to another aspect of the present invention, the first section setting section and the second section setting section, the key included in the digital image processing apparatus before the special effect providing unit and after applying the special effect, Determining the start point of the section by pressing each user once, and after determining the start point of the section, the third section setting unit determines the end point of the section by pressing another key included in the digital image processing apparatus. The special effects may be determined by pressing a predetermined button, and a menu of applicable effects may be displayed on the display unit of the digital apparatus, selecting one menu of the displayed special effects, and selecting contents of the desired effect. Can be.

According to another feature of the present invention, the section setting unit includes a first section setting section for determining a start point of the section and a second section setting section for determining an end point of the section, and the special effect providing unit, the section In the mode in which the setting unit sets the start point and the end point of the section, the special information may be given together with the section information.

According to another feature of the present invention, the special effect, the menu of the special effects that can be applied by pressing a predetermined button is displayed on the display of the digital device, by selecting a menu of the displayed special effects the user wants the special effects It is determined by selecting the content of the, the menu of the section is included in the menu of the special effects, the user can set the start point and the end point of the section in the menu of the section setting.

According to still another aspect of the present invention, when the user selects a time point between the start point and the end point of the section in order to set the start point and the end point of the section, the captured video screen corresponding to the time point is displayed on the digital photographing apparatus. It can be displayed on the display unit.

According to another feature of the present invention, the special effect providing unit may provide an auxiliary frame to the captured video.

According to another feature of the present invention, the special effect providing unit may give a shape, size, and position of the auxiliary frame to the captured video.

According to another feature of the invention, the special effect providing unit may give a transparency to determine the degree of transparency of the captured video.

In addition, the present invention, (a) in the video playback mode, the step of setting a special effect to be applied to the captured video and the section to apply the special effect; (b) generating a video file to which the special effects are applied in the section; And (c) storing the generated video file in a storage medium.

According to another aspect of the present invention, the step (a) comprises: (a1) determining a starting point of the section in which the special effect is applied; (a2) inputting the special effect; And (a3) determining an end point of the section in which the application of the special effect is terminated.

According to another feature of the present invention, in the step (a), in the step of inputting a special effect of the section, it is possible to input the start point and the end point of the section.

The present invention can also provide a recording medium storing a program for executing the method.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram illustrating a digital image processing apparatus according to an embodiment of the present invention.

The overall operation of the digital image processing apparatus is integrated by the CPU 100. In addition, the digital image processing apparatus includes an operation unit 200 including a key for generating an electrical signal from a user. The electrical signal from the operation unit 200 is transmitted to the CPU 100 so that the CPU 100 can control the digital image processing apparatus according to the electrical signal.

In the photographing mode, as the electrical signal from the user is applied to the CPU 100, the CPU 100 detects the signal and controls the lens driver 11, the aperture driver 21, and the imaging device controller 31. Accordingly, the position of the lens 10, the degree of opening of the diaphragm 20, the sensitivity of the image pickup device 30, and the like are controlled, respectively, for autofocusing. When a data signal for an image from the image pickup device 30 is output, it is converted into digital image data by the analog / digital converter 40 and input to the CPU 100 and the digital signal processor 50. The digital signal processor 50 performs digital signal processing such as gamma correction and white balance adjustment.

The image data output from the digital signal processor 50 is transmitted to the display controller 91 through the memory 60 or directly. The memory 60 is a concept including a ROM or a RAM. The display controller 91 controls the display 90 to display an image on the display 90. The image data output from the digital signal processing unit 50 may be input to the recording / reading control unit 70 through the memory 60, and the recording / reading control unit 70 may automatically or according to a signal from a user. The image data is recorded on the recording medium 80. Of course, the recording / reading control unit 70 reads image data from the image file stored in the recording medium 80 and inputs it to the display control unit 91 through the memory 60 so that the image is displayed on the display unit 90. You may.

FIG. 2 is a block diagram for explaining a part of the digital image processing apparatus of FIG. 1, and FIG. 3 is a block diagram for explaining a part of FIG. 2. 2 and 3, the digital image processing apparatus according to the present exemplary embodiment includes a special effect providing unit 101, a section setting unit 103, and a video file generating unit 105, and the section setting unit includes a first section. And a first section setting section 103a, a second section setting section 103b, and a third section setting section 103c.

The special effect adding unit 101 provides a special effect to the captured video in the video playback mode. First, when the user presses, for example, the playback mode button of the operation unit 200 (see FIG. 1), the CPU 100 processes this signal to enter the playback mode, and the video of the operation unit 200 (see FIG. 1) is moved. When the mode button is pressed, the CPU 100 performs the video playback mode. When the special effects button of the operation unit 200 is pressed in the video playback mode, the CPU 100 enters the special effects setting mode.

4A and 4B are diagrams illustrating that special effects are set according to a user's operation in the special effect setting mode. 4A and 4B, an example of setting a special effect will be described in detail.

When the user presses the special effect button of the operation unit 200 (refer to FIG. 1), a menu 101a of the special effect applicable to the display unit 90 is displayed. The auxiliary frame menu 101b, the transparency adjustment menu 101c, and the color adjustment menu 101d are displayed on the menu 101a of the special effect. The menus are presented as an example, and various other menus may be applicable. When one of the menus to be applied is selected, for example, when the auxiliary frame menu 101b is selected, detailed menu icons 101e for the auxiliary frame are displayed on the display unit 90. The user can select the shape, size and position of the auxiliary frame to be applied among them. If the transparency adjustment menu 101c is selected, detailed menu icons 101f for transparency are displayed on the display unit 90. If the user selects the desired transparency in this state, the transparency of the auxiliary frame of the information that is already set may be applied.

The section setting unit 103 sets the start point and the end point of the section of the photographed video to which the special effect is to be applied in the video playback mode. The provision of the above-mentioned special effect is performed between setting the start point and the end point of the section.

In the video playback mode, for example, when a video is being played by pressing a playback button, when the video frame to which the special effect is to be applied is displayed on the display unit 90, the first section is set. The unit 103a stops playback of the moving picture. For example, playback of a moving image can be stopped by pressing a pause key of the operation unit 200 (refer to FIG. 1). The above-mentioned special effects are given while the video screen is stopped. After applying the special effect, the second section setting unit 103b releases the still mode and the special effect setting mode of the video. For example, by pressing the resume key of the operation unit 200 (refer to FIG. 1), the still state of the moving image and the special effect setting mode are terminated, and the moving image is displayed on the display unit 90 again. Here, the stop key and the reset key are function keys of the control panel, and are used to select some of the function keys for moving the direction, for example, one of up, down, left, and right keys. Or preset to other keys. Before and after applying the special effects as described above, the first section setting section 103a and the second section setting section 103b, respectively, in the video playback mode, press the stop key and the reset key to start the video section to which the special effect is applied. Determine.

After the start point is determined, if the video frame after the start point is determined is displayed on the display unit 90, when the video frame to end the application of the special effects is displayed, the third section setting unit 103c stops the aforementioned stop. The end point of the section to which the special effect is to be applied is determined by pressing another function key in which the end signal other than the key and reset key is preset, for example, a shutter key. If the special effect is to be applied to the last frame of the captured video, when the video is played, the last frame of the video is automatically determined as the end point of the section.

The video file generating unit 105 generates a file of a video to which a special effect is applied to a specific section. The special effect information and the section information set by the above-described special effect providing unit 101 and the section setting unit 103 are processed by the digital signal processing unit 50 (refer to FIG. 1) and stored in the captured video file, thereby generating a special effect. The applied video file is created. At this time, if there is information of the auxiliary frame and the transparency information in the video file, the digital signal processor 50 (refer to FIG. 1) may apply new image data of the auxiliary frame region to the series of frame images according to the information of the auxiliary frame and the transparency. Create This is well known formula of alpha blending. The alpha synthesis formula is shown in Equation 1 below.

Here, [r, g, b] blended indicates new red (r), green (g), and blue (b) image data of the synthesis result, and a indicates transparency of the auxiliary frame. In addition, [r, g, b] background indicates the image data of red (r), green (g), and blue (b) of the reference background image, and the [r, g, b] foreground is a subsidiary stored in the video file. Indicates red (r), green (g) and blue (b) video data of the frame. When new image data [r, g, b] blended of the auxiliary frame is obtained as described above, the digital signal processor generates a series of frame image data including the new image data.

Meanwhile, the generation of the video file may be automatically generated by presetting after setting the end point of the above-described section, or may be generated manually by allowing the user to select whether to generate the video file. In the present embodiment, a case where a moving image file is automatically generated will be described as an example. The section start point information and the section end point information may be stored in the file start part and the file end part of the photographed video file, respectively, and the special effect information may be stored in other data of the photographed video file. In addition, the information may be stored differently according to the user's setting.

Meanwhile, when generating a video file to which the special effects are applied, the user may select whether to maintain or delete the original video file before the special effects are applied. As an example, when the shutter key for determining the end point of the section is pressed, the end point of the section may be determined and a window may be displayed on the display unit 90 asking whether to create a new file. At this time, if the user selects "Yes", a new video file to which the special effect is applied is generated, which is separate from the original video file. If the user selects "no", since the information of the original video file is modulated with the information of the special effect, the video file to which the special effect is applied replaces the original video file. This can accommodate the user's request to maintain the original video file, and when maintaining the original video file, the user has room to apply another special effect to the original video file, while also efficiently saving the storage space. Can be used. The above-described method is an example, and the method of selecting whether or not to maintain the original video file is variously applicable.

As described above, according to the digital image processing apparatus according to the present embodiment, various special effects may be applied to a specific section of the captured video, thereby satisfying various needs of the user of the digital image processing apparatus.

5 is a block diagram illustrating a part of a digital image processing apparatus according to another exemplary embodiment of the present invention.

Referring to FIG. 5, the digital image processing apparatus according to the present exemplary embodiment may include a special effect providing unit 201, a first section setting unit 203a, a second section setting unit 203b, and a video file generation unit 205. Equipped. The special effect applying unit 201 gives a special effect to the captured video in the video playback mode. The first section setting unit 203a and the second section setting unit 203b set the start point and the end point of the section of the photographed video to which the special effect is to be applied in the video playback mode.

Unlike the digital image processing apparatus according to the above-described embodiments, the digital image processing apparatus according to the present embodiment may perform the special effect provision and the section setting in the same mode. That is, in the above-described embodiment, the section setting is set by preset function keys, and proceeds separately from the special effect setting mode for setting the special effect, while in this embodiment, the section setting is selected together in the special effect setting mode. Can be. In addition, in the above-described embodiment, the special effect may be set between the start point and the end point of the section, but the present embodiment may set the special effect before or after setting the start point and the end point of the section.

6A and 6C are diagrams illustrating that a section to which special effects and special effects are to be applied is set according to a user's manipulation in the special effect setting mode. 6A and 6C, an example of setting special effects and sections will be described in detail. When the user presses a special effect button of the operation unit 200 (refer to FIG. 1), a menu of special effects applicable to the display unit 90 is displayed.

The auxiliary frame menu 201b, the transparency adjustment menu 201c, and the section setting menu 203c are displayed on the special effect menu 201a. The menus are presented as an example, and various other menus may be applicable. When one of the menus to be applied is selected, for example, when the auxiliary frame menu 201b is selected, detailed menu icons 201e for the auxiliary frame are displayed on the display unit 90, and the user applies the application. The shape, size and position of the desired auxiliary frame can be selected. If the transparency adjustment menu 201c is selected, detailed menu icons 201f for transparency are displayed on the display unit 90, and when the user selects the desired transparency, the transparency of the auxiliary frame of information already set is applied. Can be.

In addition, when the section setting menu 203c is selected, the section setting detail menu 203g for setting the start point and the end point of the section is displayed on the display unit 90. The first section setting unit 203a sets the starting point using the icon 203h of the section setting detail menu 203g indicating the start point of the section using the direction keys, and the second section setting section 203b sets the section. The end point is set using the icon 203i of the section setting detail menu 203g indicating the end point of the direction key.

Meanwhile, while the user selects a time point between the start point and the end point of the section in order to set the start point and the end point of the section, the screen of the captured video frame corresponding to the view point is displayed on the section setting menu of the display unit 90. By being displayed on the background screen 203j of 203g, the user can easily select a section to apply the special effect.

The video file generating unit 205 generates a video file to which a special effect is given in a specific section. The special effect information and the section information set by the above-described special effect providing unit 201 and the first and second section setting sections 203a and 203b are processed and photographed by the digital signal processor 50 (see FIG. 1). Saved in a file creates a movie file with special effects. Also, in the present embodiment, as in the above-described embodiment, when generating a video file to which the special effects are applied, the user may select whether to maintain or delete the original video file before the special effects are applied. At this time, the method of determining whether to maintain the original video file may be the same as the above-described embodiment.

As described above, the digital image processing apparatus according to the present exemplary embodiment provides a more convenient interface to the user when applying the special effect by providing the special effect and the section setting in the same mode. In addition, when the section is set, the screen of the captured video frame corresponding to each viewpoint is displayed as a background screen to provide convenience of applying a special effect.

7 is a flowchart for describing a method of controlling a digital image processing apparatus according to another embodiment of the present invention.

First, in the playback mode of the digital image processing apparatus, a video playback mode for playing a video is entered (S110). During playback of the video, a first start point for setting a start point of a section to which a special effect is to be applied to the captured video is set while viewing the playback screen displayed on the display unit (S121). The first starting point can be set by pressing the pause key of the above-described embodiment to stop playback of the moving image.

After setting the first starting point, a special effect setting mode for setting a special effect such as an auxiliary frame or transparency is entered (S130). The entry into the special effect setting mode may be set by pressing the special effect button of the above-described operation unit 200 (refer to FIG. 1). In the special effect setting mode (S130), preset effects such as a preset auxiliary frame or transparency are set according to a user's selection.

After the input of the effect is finished, a second starting point for releasing the effect mode and the moving image stop mode is set (S122). The second starting point may be set by pressing the resume key of the above-described embodiment, and the starting point of the section to which the special effect is applied is determined by setting the first starting point and the second starting point.

When the start point of the section is determined, the moving picture stop mode is released, and the video screen after the starting point is played again (S140). When the video is played, the end point of the section to which the special effect is to be applied to the captured video is set while watching the playback screen displayed on the display unit (S150). The end point of the section may be set by pressing the shutter key of the above-described embodiment to stop the playback of the video.

It is determined whether to generate a video file to which the special effect generated by the above-described process is applied as a new file (S160). If you want to create a new file, a video file applied with special effects to the conventional video file is created as a new video file (S170), if you do not want to create a new file, the video file to which the special effects are applied The original video file is replaced (S180).

After checking whether a new video file is generated, the video after setting the end point may be played (S191), or playback may be terminated.

8 is a flowchart illustrating a control method of a digital image processing apparatus according to another embodiment of the present invention.

Unlike the control method of the above-described embodiment, the control method of the digital image processing apparatus according to the present embodiment may perform the special effect provision and the section setting in the same mode. In addition, in the above-described embodiment, the special effect can be set between the start point and the end point of the section, while in the present embodiment, the special effect can be set before or after setting the start point and the end point of the section.

Looking at this in detail, first in the playback mode of the digital photographing self-government, enters the special effect setting mode (S230). In this special effect setting mode, a setting of a special effect to be applied and a section to which the special effect is applied are set (S231). In this case, the setting of the special effect to be applied may be made earlier or later than the section setting of the video to which the special effect is to be applied. It is determined whether to generate a video file to which the special effect generated by the above-described process is applied as a new file (S260). If you want to create a new file, a video file applied with special effects to the conventional video file is recorded as a new video file (S270), if you do not want to create a new video file applied to the special effects The original video file is replaced (S280). After confirming whether a new video file is generated, the video may be played back (S291) or playback may be ended.

According to the recording medium storing the digital image processing apparatus, the control method and the program for executing the control method of the present invention made as described above, in the playback mode of the video, it is possible to generate a video file to which a special effect is applied to a specific section Can be.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible. Therefore, the true scope of protection of the present invention should be defined by the technical spirit of the appended claims.

Claims (13)

In the video playback mode, to give a special effect to be applied to the recorded video, the special effect providing unit; A section setting unit for setting a section to which the special effect is to be applied to the captured video in a video playback mode; And A video file generator for generating a video file to which the special effects are applied in the set section; Digital image processing apparatus comprising a. The method of claim 1, The section setting unit includes a first section setting unit and a second section setting unit to determine a start point of the section, and a third section setting unit to determine an end point of the section, And the special effect adding unit to give the special effect between the section setting unit setting the start point and the end point of the section. The method of claim 2, The first section setting section and the second section setting section may include the section by pressing a key included in the digital image processing apparatus once before the special effect providing section grants the special effect and after granting the special effect. Determine the starting point of, The third section setting unit determines the end point of the section by pressing another key included in the digital image processing apparatus after the start point of the section is determined. The special effect is determined by pressing a predetermined button, a menu of applicable effects is displayed on the display unit of the digital apparatus, selecting one menu of the displayed special effects, and selecting the content of the desired effect. Digital image processing device characterized in that. The method of claim 1, The section setting unit includes a first section setting unit determining a start point of the section and a second section setting unit determining an end point of the section, The special effect adding unit, in the mode in which the section setting unit sets the start point and the end point of the section, digital imaging apparatus, characterized in that for giving the special effect information along with the section information. The method of claim 4, wherein The special effect is determined by pressing a predetermined button, a menu of applicable effects is displayed on the display unit of the digital device, selecting a menu of the displayed special effects, and selecting contents of the desired effect. And a menu of the section setting on the menu of the special effect, and a user may set a start point and an end point of the section in the menu of the section setting. The method of claim 5, When the user selects a time point between the start point and the end point of the section, in order to set the start point and the end point of the section, a captured video screen corresponding to the time point is displayed on the display unit of the digital photographing apparatus. Digital image processing device. The method according to claim 2 or 4, The special effect applying unit may provide an auxiliary frame to the captured video. The method of claim 7, wherein The special effect applying unit may provide a shape, a size, and a position of the auxiliary frame to the captured video. The method according to claim 2 or 4, The special effect applying unit may provide a transparency to determine a degree of transparency of the captured video. (a) setting a special effect to be applied to the captured video and a section to which the special effect is to be applied in the moving image playback mode; (b) generating a video file to which the special effects are applied in the section; And (c) storing the generated video file in a storage medium. The method of claim 10, In step (a), (a1) determining a starting point of the section in which the special effect is started; (a2) inputting the special effect; And (a3) determining an end point of the section in which the application of the special effect is terminated; sequentially performing the control method of the digital image processing apparatus. The method of claim 10, In step (a), And in the step of inputting a special effect of the section, inputting a start point and an end point of the section. A recording medium storing a program for executing the method of claim 10.

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