KR101014661B1 - System and method for managing multimedia contents - Google Patents

Abstract

Disclosed are a multimedia content management system and method for automatically classifying contents of multimedia content by extracting subtitle file information from the multimedia content. According to the present invention, a process of extracting subtitle file information from a retrieved multimedia file, a process of mapping a text word of the extracted subtitle file information and a multimedia word stored in a multimedia dictionary, and categorizing the content into multimedia contents based on the extracted subtitle file information It includes the process of doing.

Description

System and method for managing multimedia contents

1 is an overall block diagram of a content management system according to the present invention.

2A is a detailed view of the database management module of FIG. 1.

2B illustrates a main word registration screen of the database management module.

FIG. 2C illustrates a synonym-related word registration screen of the database management module. FIG.

3 is a detailed view of the file searching module of FIG. 1.

4 is a detailed view of the information extraction module of FIG. 1.

FIG. 5 is a detailed view of the information mapping module of FIG. 1.

6 is a detailed view of the file classification module of FIG. 1.

7 illustrates an embodiment of a user screen of an information searcher.

The present invention relates to a multimedia content management system, and more particularly, to a multimedia content management system and method for automatically classifying contents of multimedia content by extracting subtitle file information from multimedia content such as movies and music.

In general, with the times of mass production of multimedia contents, multimedia file data such as movies stored or stored in personal PCs have been reduced to dozens to hundreds according to user's taste. As a result, it is complicated for a user to systematically manage information about multimedia files in his PC. In addition, it is difficult for enthusiasts to remember the contents of the movie until they can find and play it. It also complicates searching and managing movie files on the PC.

SUMMARY OF THE INVENTION The present invention has been made in an effort to provide a multimedia content management system and method for automatically extracting the contents of a multimedia subtitle file and categorizing and managing the contents of the multimedia.

In order to solve the above technical problem, in the multimedia content management method of the present invention,

(a) retrieving a multimedia file from a predetermined recording medium;

(b) extracting subtitle file information from the multimedia file retrieved in step (a);

(c) mapping the text word of the subtitle file information extracted in step (b) and the multimedia word stored in the multimedia dictionary;                         

(d) categorizing the contents according to the contents of the multimedia contents based on the subtitle file information extracted in step (b);

(e) outputting the multimedia content information categorized in step (d) according to the keyword.

In order to solve the above other technical problem, in the multimedia content management system of the present invention,

A database management module unit for editing and registering multimedia related subjects;

A file retrieval module unit for retrieving a multimedia file stored in a predetermined recording medium;

An information extraction module unit for extracting subtitle information from the multimedia file searched by the file search module unit;

An information mapping module unit for mapping the text word of the caption information extracted by the information extraction module unit and the multimedia word registered in the data data management module unit;

And a file classification module unit for categorizing multimedia contents by content using subtitle information extracted by the information extraction module and outputting multimedia contents according to keywords corresponding to the subtitle information.

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

1 is an overall block diagram of a content management system according to the present invention. In the present invention, an embodiment of the multimedia to manage the content using a movie.

Referring to FIG. 1, the database management module 110 automatically generates a movie word by editing a movie related subject, director, and movie actor name, and provides the information when a search information request is made.

The file search module 120 searches only the movie file with the subtitle stored in the user's PC or CD (Compact Disc) and stores it in the database.

The information extraction module 130 extracts Synchronized Accessible Media Interchange (SMI) file information corresponding to the subtitle file from the movie file of the user retrieved by the file retrieval module 120.

The information mapping module 140 maps the subtitle text words of the SMI file extracted by the information extraction module 130 and the words stored in the movie dictionary of the data data management module 110.

The file classification module 150 categorizes and categorizes movie contents by content using movie subtitle file information extracted by the information extraction module 130, and stores and manages the classified movie contents.

The information retrieval module 160 includes a user search input window and an automatic classification result output window. When the user inputs a keyword such as a keyword, a director, a main character, or a movie title through the user search input window, the file classification module 150 is provided. ) Outputs the content of the movie classified in the) or the movie content information owned through the output window.

2A is a detailed view of the database management module of FIG. 1.                     

Referring to FIG. 2A, the key word editing manager 210 registers information related to a movie-related key word such as a movie title, a movie director, a movie actor, and the like, such as registration 212, modification 214, storage 216, and deletion 218. Perform the editing work.

The word register 220 classifies and registers words registered / modified in the movie-related theme editing manager 210.

The DB manager 230 includes a movie dictionary database to store words registered by the word register 220.

The dictionary search request processor 240 may access the words in the movie dictionary database to map the words extracted from the SMI file by the information mapping module 140 and the words stored in the movie dictionary database of the DB manager 230. have.

Here, unlike the existing simple search system, the present invention also supports a user-defined category classification method when constructing a movie dictionary database.

Referring to FIG. 2B and FIG. 2B, a main word and a similar word related embodiment of the topic will be described.

When the user inputs the main word through the input window, a category called "action" may be set (FIG. 2B). You can also enter mapping words related to this "action" topic.

Therefore, in the movie vocabulary DB, the words {action, battle, attack, fight, fire, fire, etc.} are used in the dialogues that can appear in the action film. It is registered as a synonym (Fig. 2c). Eventually, the movie contents corresponding to the movie category called "action" thus constructed are automatically generated by the action movie classification category when the information mapping module 140 is performed. Therefore, the movie dictionary database can manage movie contents in user-defined categories.

3 is a detailed view of the file searching module of FIG. 1.

Referring to FIG. 3, the movie file finder 320 automatically searches only a video file having a subtitle file among video files in the PC 330.

The DB manager 310 stores subtitle movie file information retrieved from the movie file finder 320.

4 is a detailed view of the information extraction module of FIG. 1.

Referring to FIG. 4, the subtitle file extractor 420 parses a subtitle file retrieved from a PC or a CD, extracts text, and stores the text in a database. At this time, the subtitle file extractor 420 stores the header part of the entire SMI subtitle file separately, and the body part finds only the nouns in the extracted text and stores the noun in the database.

The DB manager 410 stores the SMI subtitle file text extracted by the subtitle file extractor 420 in the database.

The SMI file consists of a body part and a header part.

Here is an example of the body part of the SMI file:

<BODY> <TABLE>

<SYNC Start = 0>

<P Class = ENUSCC ID = Source> Pres. John F. Kennedy                     

<SYNC Start = 10>

 <P Class = ENUSCC> Let the word go forth,

from this time and place to friend and foe

alike that the torch

<SYNC Start = 8800>

<P Class = ENUSCC> has been passed to a new generations of Americans, born in this century, tempered by war,

<SYNC Start = 19500>

<P Class = ENUSCC> disciplined by a hard and bitter peace,

</ TABLE> </ BODY>

In addition, the data types extracted by the caption file extractor 420 are shown in Table 1 below.

Break_field SYNC (int) RAW data (String array) BODY 10 Let the word go forth from this time and place to friend and foe BODY 8800 has been passed to a new generations of Americans born in this century, tempered by war

In addition, the data format for storing the caption data of the body portion extracted by the caption file extractor 420 in the database is shown in Table 2.

SYNC (int) SYNC (int) Extract Data (String Array) 10 One word 10 2 time 10 3 place 4 friend 5 foe 8800 One generations

The following is an example of header part of SMI file.

<HEAD>

<Title> President John F. Kennedy Speech </ Title>

<SAMIParam> <!-

Copyright = "(C) Copyright 1997, Microsoft Corporation"

Media = "JF Kennedy.wav", none

Length = 73000

CaptionMetrics = scaleable

CaptionLineLength = 180

CaptionFontSize = 12

CaptionTextLines = 3->

      </ SAMIParam>

<STYLE TYPE = "text / css"> <!-

P {margin-left: 29 pt; margin-right: 29 pt; font-size: 12pt;

text-align: left; font-family: tahoma, arial, sans-serif;

font-weight: normal; color: white; background-color: black;}

TABLE {Width: "248pt";}                     

.ENUSCC {Name: "English Captions"; lang: en-US-CC;}

#Source {margin-bottom: -15pt; background-color: silver;

color: black; vertical-align: normal; font-size: 12pt;

font-family: tahoma, arial, sans-serif;

font-weight: normal;}

#Youth {color: greenyellow; font-size: 18pt;}

# BigPrint-1 {color: yellow; font-size: 24pt;}->

</ STYLE>

In addition, the data format for storing the caption data of the header portion extracted by the caption file extractor 420 in the database is shown in Table 3.

Break_field sub title Save data (String array) Header Title President John F. Kennedy Speech Header Media JF Kennedy.wav Header Length 73000 Header Captionmeters scaleable Header Captionlinelength 180

FIG. 5 is a detailed view of the information mapping module of FIG. 1.

Referring to FIG. 5, the DB manager 510 includes a database storing text information of an SMI subtitle file.

The dictionary search request processor 530 includes a movie dictionary database and outputs the movie related information stored in the word search request.                     

The mapping processor 520 compares and searches common words for text information of the SMI subtitle file stored in the database of the DB manager 510 and movie information stored in the movie dictionary database of the dictionary search request processor 530 to map each other. Let's do it. For example, if the extracted text information is "Sauron," it is mapped in the movie dictionary with "Lord of the Rings" which is a movie title.

6 is a detailed view of the file classification module of FIG. 1.

Referring to FIG. 6, the DB manager 620 includes a database that stores location information of a movie file mapped to a caption file.

The information database 640 stores subtitle file storage information.

The automatic classification processor 630 automatically categorizes movie directors, movie stars, movie titles, movie genres, etc. by comparing the movie subtitle file information of the information database 640 with the retrieved movie file location information of the DB manager 620. . Here, the playback position information of the movie file corresponds to "SYNC (int)" in Tables 1 and 2.

Referring to FIG. 7, the automatic classification processor 630 receives a plurality of combined words or subject searches from the user search term input window 610. The converted movie information is displayed on the classification result output window 650. For example, if the category search keyword is 'Spillberg', all the works about it are displayed in the result window with reference to the movie file location information.

The present invention is not limited to the above-described embodiment, and of course, modifications may be made by those skilled in the art within the spirit of the present invention.

The invention can also be embodied as computer readable code on a computer readable recording medium. The computer-readable recording medium includes all kinds of recording devices in which data that can be read by a computer system is stored. Examples of computer-readable recording media include ROM, RAM, CD-ROM, magnetic tape, hard disk, floppy disk, flash memory, optical data storage device, and also carrier waves (for example, transmission over the Internet). It also includes the implementation in the form of. The computer readable recording medium may also be distributed over a networked computer system and stored and executed as computer readable code in a distributed manner.

As described above, according to the present invention, the multimedia information categorized automatically may be provided to the user using the extracted multimedia subtitle file information. In addition, an automatic classification and retrieval function of multimedia information may be provided to a user. In addition, the user can easily manage the content by storing the automatically extracted multimedia content information and the location information of the automatically retrieved multimedia file in the database. In addition, by adding various buildings or proper nouns to the movie dictionary and performing automatic classification, an effect similar to image search can be expected.

Claims (8)

In the multimedia content management method of the multimedia content management system, (a) retrieving a multimedia file from a predetermined recording medium; (b) extracting subtitle file information from the multimedia file retrieved in step (a); (c) mapping the text word of the subtitle file information extracted in step (b) and the multimedia word stored in the multimedia dictionary, and storing the location information of the mapped multimedia file and the text word of the subtitle file information; and (d) categorizing the contents according to the contents of the multimedia contents based on the subtitle file information extracted in step (b) and the location information of the multimedia file. The method of claim 1, wherein step (a) Retrieving a multimedia file including subtitle file information from a recording medium; And storing the retrieved subtitle file information. The method of claim 1, wherein step (b) Parsing the retrieved subtitle file to extract text; And storing the extracted subtitle file text in the database. The method of claim 1, wherein step (c) Storing text information of the subtitle file; Outputting multimedia information stored in a word search request with a multimedia dictionary; And comparing and searching common words with respect to text information of the stored subtitle file and multimedia information stored in the multimedia dictionary. The method of claim 1, wherein the step (d) comprises categorizing the subtitle file information and movie file location information by categorizing them. The method according to claim 1, further comprising the step of outputting the multimedia content information categorized in step (d) according to the keyword. In the multimedia content management system, A database management module unit for editing and registering multimedia related subjects; A file retrieval module unit for retrieving a multimedia file stored in a predetermined recording medium; An information extraction module unit for extracting subtitle information from the multimedia file searched by the file search module unit; An information mapping module unit for mapping the text word of the caption information extracted by the information extraction module unit and the multimedia word registered in the data data management module unit; A database storing a location of a multimedia file mapped with a text word of the caption information, categorizing multimedia contents by content using caption information extracted by the information extraction module unit, and a keyword corresponding to the caption information Multimedia content management system including a file classification module for outputting the multimedia content according to the. The method of claim 7, wherein the database management module unit A topic editing manager for editing multimedia related topics; A word register configured to classify and register words of the main word edited in the main word editing manager; A DB manager for storing words registered by the word register in a movie dictionary database; And a pre-search processor for accessing the words stored in the DB manager when a search request is made for the words in the subtitle file.

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