KR100652763B1 - Method for editing moving images in a mobile terminal and apparatus therefor - Google Patents

Abstract

A video file editing method of a mobile terminal and a device thereof are provided to designate start and end positions by inputting a preset key while a video file is reproduced, to generate a reproduction editing file, and to additionally generate a reproduction list file where the reproduction editing file is recorded, thereby reproducing desired parts from the video file. A video file is reproduced in video edition mode of a mobile terminal(S1). A user inputs a preset key while the video file is reproduced, and selects start and end positions in a video file frame(S2-S7). A reproduction edition file which contains start position information, end position information, and path information of the video file is generated(S8,S9). A reproduction list file where the reproduction edition file is recorded is generated(S10).

Description

METHOD AND EDITING MOVING IMAGES IN A MOBILE TERMINAL AND APPARATUS THEREFOR}

1 is a schematic view of a video editing screen according to the present invention;

2 is a flowchart of a video editing method according to the present invention;

3 is a block diagram of a video editing apparatus according to the present invention;

** Description of the symbols for the main parts of the drawings **

31: key input 32: memory

33: video player 34: display unit

35: control unit

The present invention relates to a multimedia video editing of a mobile terminal, and more particularly, to input a video editing key during video playback so that a start position and an end position of a desired portion of a video file can be designated, and the playback edit linked to the start position and the end position is performed. The present invention relates to a video editing method and apparatus for a mobile terminal capable of selecting and playing a desired portion of a video file without affecting the original video file and without requiring additional storage space.

Recently, mobile terminals are equipped with various functions such as photography and video recording, data communication, and playback of multimedia video as well as normal mobile communication.

In particular, a mobile terminal equipped with a separate flash memory can continuously record and store a video for 1 hour or more, and can download and store a plurality of video files through data communication.

The user has a need to edit such video files. For example, one may want to play only a desired part of a long time captured video, and extract only a part of a plurality of video files, and then continuously play only the extracted part to achieve a desired effect.

Conventional video editing technology in a mobile terminal provides a technique of adding a new object to the file, leaving the video file itself as it is, or deleting a portion from the video file itself and storing it as a new file.

Recently, a video editing technology of a mobile terminal using a smile (Synchronized Multimedia Integration Language, SMIL) has been disclosed. By using this, text or an image can be inserted into a video file.

However, there is a problem in the prior art as described above, which does not provide a technique of preserving the video file as it is and playing only a part of the video file without taking up additional storage space.

In addition, the prior art has a problem that it is not possible to provide a technique for preserving the video file as it is, without extracting the additional storage space, and extracting only a portion of each of the plurality of video files, and to reproduce only the extracted portion continuously.

Accordingly, the present invention has been made in view of the above problems, and inputs a predetermined key while playing a video file in a video editing mode of a mobile terminal to designate a start position and an end position, and thus the path and start of the video file. Create a playback edit file including position and end position information, and further create a playlist file in which the playback edit file is recorded, thus preserving the video file as it is and taking up a large amount of storage space. It is an object of the present invention to provide a video editing method and apparatus for a mobile terminal that can play only a desired portion of a file, and can continuously play only a portion of a video extracted from a plurality of video files.

According to an aspect of the present invention, there is provided a method of editing a video file of a mobile terminal, the method including: playing a video file in a video editing mode of the mobile terminal; Selecting a start position and an end position in the video file frame by inputting a predetermined key during playback of the video file; And generating a reproduction editing file including path information of the video file, the start position information, and the end position information.

In addition, the video editing apparatus of a mobile terminal according to the present invention, the mobile terminal having a video file playback function, the key input unit including a video editing key; Memory for storing one or more video files; A display unit which displays a video to be played; And when the video editing key is input while the video file is being played in the video editing mode, the first keyed frame position is recognized as the start position of the video file, and the second keyed frame position is recognized as the end position of the video file. And a control unit for generating a reproduction editing file including path information of the video file, the start position information, and the end position information.

In one embodiment of the present invention, the playback edit file includes a file information indicator, a start position indicator, and an end position indicator indicating a path, the start position, and the end position of the video file played in the video editing mode, respectively. The indicator table may be generated by generating an indicator table and generating a reproduction editing file including link information to the moving image file path, the start position, and the end position by referring to the indicator table.

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

1 is a schematic view of a video editing screen according to the present invention. As shown in FIG. 1, the video editing screen 10 according to the present invention may include a name of a file being played (for example, A001.avi) and / or a path display unit ( 11), a video playback display unit 12, and a video file frame display unit 13 may be included.

When the user wants to edit the video file, the user plays the video file in the video editing mode of the mobile terminal. The current frame position of the video file being played may be displayed on the video file frame display unit 13 in various ways.

While watching the mobile terminal screen 10, when the desired start position is reached, a preset video editing key is input to designate the start position. The designated start position may be displayed as A of the display unit 13.

Subsequently, the mobile terminal screen 10 which is playing the video file is viewed, and when the desired end position is reached, a preset video editing key is input to designate the end position. The designated end position may be displayed as B on the display unit 13.

The specified start position, end position, and moving picture file path information are processed by the control unit of the mobile terminal into a play edit file, which is a text file having a kind of link structure, and the play edit file is stored in a play list file that records a play list. Can be recorded.

When the user executes the play edit file or the play list file in the video player of the mobile terminal, the video file is recalled according to the video file path, and the start position becomes a video start frame to start playback and the end position is a video. End of frame becomes the end of playback.

When a plurality of playback editing files having a predetermined number are recorded in the playlist file, playback is continued up to the end frame of one video file and then playback is resumed at the start frame of the next video file continuously or with a predetermined time gap. You can start

2 is a flowchart of a video editing method according to the present invention. As shown in FIG. 2, steps of playing a video file in the video editing mode of the mobile terminal (S1 and S2) and indicating information such as a path of the video file being played are shown. Generating a file information indicator (S3), a video editing key is first input during video playback, and thus a starting position indicator is generated (S4, S5), and a video editing key is secondly input. Generating an end position indicator (S6 and S7), generating an indicator table including the file information indicator, the start position indicator and the end position indicator (S8), and referring to the indicator table, the video file path. Generating a reproduction editing file having link information to a start position and an end position (S9), and generating a playlist file in which the reproduction edit file is recorded; It consists of a step (S10).

According to the steps S1 to S7, the desired start frame and the end frame are designated in the video file being played, and respective indicators are generated.

In step S8, an indicator table including the respective indicators is generated, and in step S9, a reproduction editing file including the video file path and link information about the start position and the end position with reference to the indicator table. Is generated. The playback edit file may be in the form of a text file of a link structure, which is executed by a video player of a mobile terminal to execute a link to the video file, the start position, and the end position so that playback is started at the start position of the video file. Can be started to stop playback at the end position.

As described above, according to the present invention, since the original video file is preserved by linking only the desired portion of the video file and the text file structure is used, it is possible to generate a video reproduction file including only the information of the desired video portion while using less storage space.

In the step S10, the play edit file may be recorded in a play list file, and the play list file has a text file format that can be executed in the video player of the mobile terminal. Such a playlist file is particularly useful when you want to execute a plurality of playback edit files in succession.

That is, the steps S1 to S9 are repeated to generate a plurality of playback edit files, determine the order of the plurality of playback edit files, record them in the playlist file, and when the execution of any one playback edit file ends, the next order The playback editing file can be executed so that a plurality of video portions respectively extracted from the plurality of video files are executed in succession.

In this manner, the playlist file may add a reproduction edit file or may be modified by deleting the listed reproduction edit file.

In addition, the order of the plurality of playback edit files may be designated according to the order of playing the video files in steps S1 to S9, and the designated order may be changed by the user.

3 is a block diagram of a video editing apparatus according to the present invention. As shown in the drawing, in a mobile terminal having a video file playing function, a key input unit 31 including a video editing key and one or more video files are provided. A memory 32 for storing, a video playback unit 33 for driving video playback, a display unit 34 for displaying a video being driven and played by the video playback unit 33, and a video file being played back in the video editing mode When the video editing key is keyed in the process, the first keyed frame position is recognized as the start position of the video file, and the second keyed frame position is recognized as the end position of the video file. And a control unit 35 for generating a reproduction editing file including the positional information and the end positional information.

The controller 35 generates an indicator table including a file information indicator, a start position indicator, and an end position indicator indicating a path, a start position, and an end position of a video file to be played in the video editing mode, respectively. And a reproduction edit file including the path information of the moving image file, the start position, and link information to the end position, with reference to the indicator table.

In addition, the controller 35 may further generate a playlist file in which the reproduction edit file is recorded.

In addition, the controller 35 may modify the playlist file by adding or deleting a playlist editing file.

Detailed descriptions of the reproduction editing file generation function, the playlist file generation function, and the playlist file modification function of the controller 35 are omitted because they are similar to those described above with reference to FIG. 2.

As described above, although the embodiments of the present invention have been described in detail with reference to the drawings, the spirit and scope of the present invention should not be construed as being limited to the above embodiments, but are defined by the appended claims. It will be apparent to those skilled in the art that various modifications are possible within the scope of.

As described above in detail, the method and apparatus for editing a video of a mobile terminal according to the present invention designates a start position and an end position by inputting a predetermined key while playing a video file in a video editing mode of the mobile terminal, Create a reproduction edit file including a path, the start position and the end position information, and further generate a playlist file in which the reproduction edit file is recorded, thus preserving the movie file as it is and taking up a lot of storage space. It is possible to play only a desired portion of the video file without doing this, and in addition, there is an effect of continuously playing only the video portions respectively extracted from the plurality of video files.

Claims (11)

Playing the video file in the video editing mode of the mobile terminal; Selecting a start position and an end position in the video file frame by inputting a predetermined key during playback of the video file; And, Generating a reproduction editing file including path information of the moving image file, starting position information, and ending position information. The method of claim 1, wherein the reproduction edit file generation step comprises: Generating an indicator table including a file information indicator, a start position indicator, and an end position indicator indicating a path of the video file played in the video editing mode, the start position, and the end position, respectively; And a playback editing file including the video file path, the start position, and link information to the end position with reference to the indicator table. The method according to claim 1 or 2, And generating a playlist file in which the reproduction edit file is recorded. The method of claim 3, wherein The playlist file generates a plurality of playback edit files by repeating the video file playback step and the start position and the end position selection step in the video editing mode, and designating a sequence number for the plurality of playback edit files. A video file editing method of a mobile terminal, which can be modified by adding the plurality of playback editing files in sequence. The method of claim 4, wherein And the playlist file can be modified by selecting and deleting one or more playback edit files from the listed playback edit files. The method of claim 4, wherein And the sequence number is automatically assigned according to the playback order of the video file played in the video file playback step in the video editing mode. The method of claim 4, wherein The video number editing method of the mobile terminal, characterized in that the order is changeable. In the mobile terminal having a video file playback function, A key input unit including a video editing key; Memory for storing one or more video files; A display unit which displays a video to be played; And, When the video editing key is keyed while the video file is being played in the video editing mode, the first keyed frame position is recognized as the start position of the video file, and the second keyed frame position is recognized as the end position of the video file. And a control unit for generating a reproduction editing file including path information of the moving image file, the start position information, and the end position information. The method of claim 8, The controller generates and stores an indicator table including a file information indicator, a start position indicator, and an end position indicator indicating a path, a start position, and the end position of a video file to be played in the video editing mode. And a reproduction editing file including a path information of the moving image file, link information to the start position, and the end position, by referring to the indicator table. The method according to claim 8 or 9, And the controller is further configured to generate a playlist file in which the reproduction edit file is recorded. The method of claim 10, And the control unit may modify the playlist file by adding or deleting a playlist editing file.

Images