JP2009163433A - Content search device, content search method, content search program and recording medium storing content search program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a content search device, providing a result as intended in searching a plurality of contents, and to provide a content search method, a content search program, and a recording medium storing the content search program. <P>SOLUTION: A conversion table in which three keywords showing whether tag information is to be converted or not, an item to be converted and a keyword to be newly set to the item is set is preliminarily set, and tag information downloaded from the outside in association with music data is converted using the conversion table. Search is performed using the converted tag information. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a content search device, a content search method, a content search program, and a recording medium storing a content search program, which search for content based on tag information added to content such as music and video.

  In recent years, for example, music data recorded on a CD-DA or the like is compressed and recorded on a recording medium such as a hard disk drive (HDD) or CD-R (Compact Disc-Recordable), or compressed in advance from the Internet or the like. Music data is downloaded and recorded on a recording medium such as an HDD or a CD-R.

  Tag information is added to this kind of compressed music data, etc. The tag information consists of multiple items such as artist name and song title name, and the data is reproduced by describing the information of these items It is used for display at the time of playing, search for a desired song, etc.

The tag information can be edited by the user himself / herself. For example, the tag information is stored in an external server such as the Internet, and the music data is recorded on the recording medium at the time of recording the music data. In such a case, when the device recognizes the music data, a service is provided to download and acquire tag information corresponding to the music data.
JP 2007-141332 A

  However, when the tag information is downloaded from the external server described above, the contents of the downloaded tag information may not match the contents that the user thinks. For example, if a user thinks that genre is “Rock” for a singer and the downloaded tag is “J-POP”, the singer's music will be searched when searching by genre. The result is that it is not displayed in the result. Or, if the genre is set apart for each song or album, when searching by genre, not all songs of the singer may be displayed.

  In addition, even if the singer name (artist name) or song name is not uniform, such as English or katakana, full-width or half-width, there is also a problem that the desired result cannot be obtained when searching by singer name or song name. .

  In such a case, the user only has to edit the tag information. However, as the number of songs increases, the amount of work to be edited increases correspondingly and becomes complicated.

  SUMMARY OF THE INVENTION It is an object of the present invention to provide a content search device, a content search method, a content search program, and a recording medium storing the content search program that can obtain a result intended by a user when searching for a plurality of contents. And

  In order to solve the above-described problem, the content search device according to claim 1 acquires tag information composed of a plurality of items in order to individually identify or classify content including audio information or video information. An acquisition unit; a tag information storage unit that stores the tag information acquired by the tag information acquisition unit in association with the corresponding content; an input unit that inputs a keyword for searching for the content; and the input unit And a search means for searching for the tag information based on the input search keyword. When the tag information includes predetermined specific information, the tag information includes a predetermined predetermined information. Conversion means for converting information in the item into predetermined new information, and the search means is converted by the conversion means. Is characterized by searching a keyword input from said input means based on the tag information including the new information.

  The content search method according to claim 6 stores tag information composed of a plurality of items in association with the corresponding audio information or video information in order to individually identify or classify content including audio information or video information. In the content search method for searching for the tag information based on a keyword input for searching for the content, if the tag information includes predetermined specific information, a predetermined predetermined value of the tag information is determined. The information in the item is converted into predetermined new information, and the input keyword is searched based on the tag information including the converted new information.

  The content search program according to claim 7, wherein tag information acquisition means for acquiring tag information composed of a plurality of items for individually identifying or classifying content including audio information or video information, and the tag information acquisition A computer for a content search apparatus comprising: tag information storage means for storing the tag information acquired by means in association with the corresponding content; and input means for inputting a keyword for searching for the content. In a content search program that functions as search means for searching for the tag information based on a search keyword input by the means, if the tag information includes predetermined specific information, a predetermined predetermined value of the tag information The computer is used as conversion means for converting information in the item into predetermined new information. Caused to function data, and the search means is characterized by searching a keyword input from said input means based on the tag information including the new information that has been converted by said converting means.

  Hereinafter, a content search apparatus according to an embodiment of the present invention will be described. In the content search device according to an embodiment of the present invention, when the tag information includes predetermined specific information, the conversion unit converts the information in the predetermined item determined in advance into new predetermined information. Since the search means performs a search based on the tag information including the new information, for example, a certain singer name is specified information, a predetermined item is a genre name, and new information is a new genre name. Then, the genre about the singer can be unified. In other words, if two items of information and one item are defined in advance, then the contents of the predetermined items of the tag information are automatically unified. Obtainable.

  The conversion means may have a conversion table in which specific information included in the tag information, a predetermined item, and new information are associated with each other. In this way, information in a predetermined item can be converted into new information with reference to the conversion table.

  Further, specific information, predetermined items, and new information may be input by the input means. In this way, it is possible to convert predetermined items into contents intended by the user.

  Further, the specific information and the new information are information indicating any one item of title name, artist name, and genre, and the predetermined item is any one item of title name, artist name, and genre. There may be. By doing so, it is possible to eliminate inconsistencies such as English and katakana in title names and artist names, and inconsistencies in genres, and to obtain results intended by the user when searching for a plurality of contents.

  Moreover, you may provide the content recording means to record a content on a recording medium. By doing so, even a device that downloads or rips content can obtain a result intended by the user when searching for a plurality of content.

  In addition, the content search method according to an embodiment of the present invention converts information in a predetermined item, which has been determined in advance, into new predetermined information, when the tag information includes predetermined specific information. Since the search is performed based on the tag information including the new information, for example, if a certain singer name is specified information, a predetermined item is a genre name, and new information is a new genre name, The genre can be unified. In other words, if two pieces of information and one item are defined in advance, the contents of the tag information are automatically unified thereafter, so that a result intended by the user can be obtained when searching for a plurality of contents. .

  In addition, the content search program according to the embodiment of the present invention, when the tag information includes predetermined specific information, the conversion unit converts the information in the predetermined item determined in advance into a new predetermined information. The information is converted into information and the search means performs a search based on the tag information including the new information. For example, a certain singer name is specified information, a predetermined item is a genre name, and the new information is a new genre. As a name, the genre of the singer can be unified. In other words, if two pieces of information and one item are defined in advance, the contents of the tag information are automatically unified thereafter, so that a result intended by the user can be obtained when searching for a plurality of contents. .

  Further, the content search program according to claim 7 may be stored in a computer-readable recording medium. In this way, the recording medium playback program can be distributed alone, in addition to being incorporated into the device, and version upgrades can be easily performed.

  A content search apparatus 1 according to an embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 1, a content search device 1 according to an embodiment of the present invention includes a CPU 2, a ROM 3, a RAM 4, a HDD 5, a display 6, a keyboard 7, a mouse 8, and an external I / F 9. And an optical disc drive 10. That is, the content search apparatus 1 in the present embodiment uses a general personal computer.

  A CPU (Central Processing Unit) 2 as a tag information acquisition unit, a search unit, a conversion unit, and a content recording unit reads out and executes a program recorded in a ROM 3 or HDD 5 described later. In addition, operation control of the content search apparatus 1 according to input from the keyboard 7 and mouse 8, control of data displayed on the display 6, input / output control from the external I / F 9, and access control to the optical disc drive 10 are also performed. ing.

  A ROM (Read Only Memory) 3 stores a program for starting the content search device 1 and the like, and is read and executed by the CPU 2 when the content search device 1 is started. A RAM (Random Access Memory) 4 stores data generated during execution of a program executed by the CPU 2, and the CPU 2 reads and writes it as necessary.

  An HDD 5 serving as a recording medium and tag information storage means is a hard disk drive in which an OS (Operating System), various programs, data, and the like are stored, and is read and written according to instructions from the CPU 2.

  The display 6 is configured by a CRT (Cathode Ray Tube), an LCD (Liquid Crystal Display), or the like, and displays characters, figures, cursors, and the like.

  A keyboard 7 serving as an input unit is a device for inputting characters to the content search device 1 and includes a plurality of keys. The mouse 8 is an input device having one or more buttons and a detector such as a moving direction and a moving speed. By moving the mouse 8 on a desk or the like, information such as the moving direction and moving speed is input to the CPU 2 from the detector. Is done. When the mouse 8 is moved, a small character (cursor) that moves in accordance with the movement of the mouse 8 is displayed on the screen of the display 6, and the content search apparatus 1 is operated by operating this.

  The external I / F 9 is an interface for connecting to a network or an external device external to the content search apparatus 1, and includes a network connection interface, a USB (Universal Serial Bus) interface, and the like.

  The optical disc drive 10 reads out data recorded on an optical disc (CD or DVD (Digital Versatile Disc)) as a recording medium and outputs it to the CPU 2 or stores it in the RAM 4 or the HDD 5 under the control of the CPU 2.

  In the content search device 1 configured as described above, music data is downloaded from the Internet or the like via the external I / F 9 or ripped from the optical disk drive 10 and recorded as compressed data in the HDD 5. In the music data (compressed data), tag information related to the music is downloaded from the Internet or the like via the external I / F 9 at the time of downloading or ripping, and associated with the music data in the HDD 5. To be recorded. If the tag information is associated with the corresponding music data, the tag information may be recorded in the RAM 4 instead of the same HDD 5 as the music data.

  In this embodiment, MP3 (MPEG1 Audio Layer 3) is used as a method for compressing the music data. Therefore, an ID3 tag is generally used as tag information. In version 1, the ID3 tag is added as 128-byte data at the end of the compressed data file. In version 2, the ID3 tag is linked to the corresponding compressed data file as a separate file. Either version is applicable in the present invention.

  Next, a flowchart showing an operation of converting tag information in order to search for a desired song from the HDD 5 in which music data is recorded as content in the content search apparatus 1 having the above-described configuration will be described with reference to FIG. . The flowchart shown in FIG. 2 is realized by the CPU 2 executing it.

  First, in step S1, a table for converting information in each item in the downloaded tag information is set, and the process proceeds to step S2. In this table, a keyword indicating tag information to be converted as specific information, an item to be actually converted as a predetermined item, and a converted keyword as new information are input by the user from the keyboard 7. In association with each other, they are recorded in the RAM 4 or the HDD 5.

  Next, in step S2, music data is downloaded and the process proceeds to step S3. In this step, music data is downloaded from the Internet or the like via the external I / F 9 as described above, but ripping from an optical disk such as a CD may be used.

  Next, in step S3, tag information is downloaded and the process proceeds to step S4. In this step, tag information corresponding to the music data downloaded in step S2 is downloaded from the Internet or the like via the external I / F 9. This tag information may be downloaded simultaneously with the music data in step S2.

  Next, in step S4, the tag information is analyzed, and the process proceeds to step S5. That is, it is analyzed whether there is a keyword indicating tag information to be converted in the conversion table set in step S1 in the downloaded tag information.

  Next, in step S5, it is determined whether or not the keyword indicating the tag information to be converted is included in the tag information by the analysis in step S4. If included (if YES), the process proceeds to step S6. If not included (NO), the process ends.

  Next, in step S6, the item in the tag information is automatically rewritten and the process ends. That is, the keyword of the item to be actually converted in the tag information to be converted is rewritten to the converted keyword. That is, when the tag information includes predetermined specific information, information in a predetermined item of the tag information is converted into new new information.

  The converted tag information is recorded in the HDD 5 or RAM 4 and music data is searched using the converted tag information.

  Here, a specific conversion table and an example of conversion will be described with reference to FIGS.

  FIG. 3 shows an example of the conversion table. As shown in FIG. 3, the conversion table includes a keyword indicating whether or not the tag information is to be converted, that is, a keyword indicating that tag information including this keyword is to be converted, an item to be converted, and its item. Three new keywords are set. In the case of FIG. 3, tag information including the keyword “AA” converts the genre to “J-POP”. Tag information including the keyword “ArtistB” converts the artist name to “Artist Bee”. Tag information including the keyword “titlesee” converts the song name to “TitleC”.

  A conversion example will be described with reference to FIG. FIG. 4 shows XXX.compressed in MP3 format as music data. mp3 and YYY. This is a case where there are two data of mp3, and an ID3 tag downloaded from the outside is added (linked as a separate file) to each. At this time, XXX. The genre in the ID3 tag of mp3 is J-POP, but YYY. The genre in the ID3 tag of mp3 is Rock. At this time, if the user thinks that the artist AA is an artist belonging to the genre of J-POP, a search is made to display all the songs of the artist classified as J-POP. The problem that mp3 is not displayed occurs. Therefore, by converting the ID3 tag information by applying the conversion table of FIG. 3, the artist AA genre can be unified to J-POP, so that the search results as intended by the user can be obtained. Become.

  This is not limited to the genre, and can be unified to either one when the artist name or song name is a mixture of English and Katakana. For example, in FIG. 3, the artist name “ArtistB” can be unified with “Artist Be”, and the song title “Title See” can be unified with “TitleC”.

  In addition, although not shown, it is also possible to unify the half-width and full-width characters, to unify the new and old kanji characters, and to convert them into long title names and shortened artist names. In particular, conversion to the latter long title name or a shortened name of the artist name is effective in a device having a small display screen such as a portable music player because scrolling for display can be eliminated.

  According to the present embodiment, a conversion table in which three keywords, a keyword indicating whether tag information is to be converted, an item to be converted, and a keyword to be newly set in the item is set in advance, and corresponding to music data. By converting the tag information downloaded from the outside using the conversion table, it is possible to unify, for example, the genre of a specific artist in the tag information as intended by the user. The search result becomes the result intended by the user.

  In the above-described embodiment, an example in which music data is played back using a personal computer as the content search device 1 has been described. In addition, if a playback device using an optical disk is provided with a network connection terminal, a memory for storing tag information, etc., it can be applied to the optical disk playback device.

  Moreover, since the content search apparatus 1 can be comprised with a content search apparatus like the Example mentioned above, it can also be set as the program run by CPU2.

  In addition, the compressed data standard is not limited to MP3, and may be any standard to which data corresponding to tag information composed of a plurality of items for individually identifying or classifying content such as WMA and AAC is added or linked. Applicable. Therefore, even if it is not compressed data, any data to which data corresponding to tag information is added or linked can be applied.

  Further, the present invention may be applied to video data instead of music (voice) data. For example, when the DivX format is used as video data, the X tag becomes tag information.

  According to the embodiment described above, the following content search device 1, content search method, and content search program can be obtained.

(Supplementary note 1) CPU 2 that acquires tag information composed of a plurality of items for individually identifying or classifying music data, HDD 5 that stores the tag information acquired by CPU 2 in association with corresponding music data, and music In a content search apparatus 1 including a keyboard 7 for inputting a keyword for searching for data and a CPU 2 for searching tag information based on the search keyword input by the keyboard 7.
When the tag information includes specific information that is predetermined, the CPU includes a CPU 2 that converts information in a predetermined item of the tag information into predetermined new information.
A content search apparatus 1 in which the CPU 2 searches for a keyword input from the keyboard 7 based on tag information including new information converted by the CPU 2.

  According to the content search device 1, for example, if a certain singer name is specified information, a predetermined item is a genre name, and new information is a new genre name, the genre for the singer can be unified. . If two pieces of information and one item are defined in advance, the contents of the tag information are automatically unified thereafter, so that a result intended by the user can be obtained when searching for a plurality of pieces of content.

(Supplementary Note 2) In a content search method for storing tag information composed of a plurality of items for individually identifying or classifying music data in association with corresponding music data and searching for tag information based on an input search keyword ,
If the tag information includes predetermined specific information, the information in the predetermined item of the tag information is converted to new predetermined information, and the converted tag information includes the new information. A content search method, wherein a keyword input based on the search is searched.

  According to this content search method, for example, if a certain singer name is specified information, a predetermined item is a genre name, and new information is a new genre name, the genre for the singer can be unified. In other words, if two pieces of information and one item are defined in advance, the contents of the tag information are automatically unified thereafter, so that a result intended by the user can be obtained when searching for a plurality of contents. .

The CPU 2 that acquires tag information composed of a plurality of items for individually identifying or classifying music data, the HDD 5 that stores the tag information acquired by the CPU 2 in association with the corresponding music data, and the music data are searched. In a content search program for causing a computer of a content search device including a keyboard 7 for inputting a keyword for functioning as a CPU 2 for searching tag information based on the search keyword input by the keyboard 7,
If the tag information includes predetermined specific information, the computer functions as a CPU 2 that converts information in a predetermined item of the tag information into predetermined new information, and
A content search program in which the CPU 2 searches for a keyword input from the keyboard 7 based on tag information including new information converted by the CPU 2.

  According to this content search program, for example, if a certain singer name is specified information, a predetermined item is a genre name, and new information is a new genre name, the genre for the singer can be unified. In other words, if two pieces of information and one item are defined in advance, the contents of the tag information are automatically unified thereafter, so that a result intended by the user can be obtained when searching for a plurality of contents. .

  In addition, the Example mentioned above only showed the typical form of this invention, and this invention is not limited to an Example. That is, various modifications can be made without departing from the scope of the present invention.

It is a block diagram of the content search apparatus concerning one Example of this invention. It is the flowchart which showed the conversion procedure of the tag information in the content search apparatus shown by FIG. It is an example of a conversion table. It is explanatory drawing of the example of conversion of tag information.

Explanation of symbols

1 content search device 2 CPU (tag information acquisition means, search means, conversion means, content recording means)
5 HDD (recording medium, tag information storage means)
7 Keyboard (input means)

Claims (8)

Tag information acquisition means for acquiring tag information composed of a plurality of items to individually identify or classify content including audio information or video information, and the tag information acquired by the tag information acquisition means Tag information storage means for storing in association with content, input means for inputting a keyword for searching for the content, and search means for searching for the tag information based on the search keyword input by the input means Content search device
When the tag information includes predetermined specific information, the tag information includes conversion means for converting information in a predetermined item of the tag information into predetermined new information,
The content search apparatus, wherein the search means searches for a keyword input from the input means based on tag information including the new information converted by the conversion means.   The content search apparatus according to claim 1, wherein the conversion unit includes a conversion table in which the specific information included in the tag information, the predetermined item, and the new information are associated with each other.   The content search apparatus according to claim 1, wherein the specific information, the predetermined item, and the new information are input by the input unit.   The specific information and the new information are information indicating any one item of a title name, an artist name, and a genre, and the predetermined item is any one item of a title name, an artist name, and a genre. The content search device according to claim 1, wherein the content search device is a content search device.   The content search apparatus according to claim 1, further comprising content recording means for recording the content on a recording medium. In order to individually identify or classify content including audio information or video information, tag information composed of a plurality of items is stored in association with the corresponding audio information or video information and input to search the content In a content search method for searching the tag information based on a keyword,
When the tag information includes predetermined specific information, the tag information is converted into predetermined new information, and the tag including the converted new information is included. A content search method, wherein a keyword input based on information is searched. Tag information acquisition means for acquiring tag information composed of a plurality of items for individually identifying or classifying content including audio information or video information, and the tag information acquired by the tag information acquisition means Tag information storage means for storing in association with content, and input means for inputting a keyword for searching for the content, a computer of a content search device comprising: the tag based on the search keyword input by the input means In a content search program that functions as a search means for searching for information,
When the tag information includes predetermined specific information, the computer is caused to function as conversion means for converting information in a predetermined item of the tag information into predetermined new information, and
The content search program, wherein the search means searches for a keyword input from the input means based on tag information including the new information converted by the conversion means.   A computer-readable recording medium, wherein the content search program according to claim 7 is stored.

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