WO2014122783A1 - Dispositif de création de liste d'écoute, procédé de création de liste d'écoute et programme - Google Patents

Dispositif de création de liste d'écoute, procédé de création de liste d'écoute et programme Download PDF

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Publication number
WO2014122783A1
WO2014122783A1 PCT/JP2013/053119 JP2013053119W WO2014122783A1 WO 2014122783 A1 WO2014122783 A1 WO 2014122783A1 JP 2013053119 W JP2013053119 W JP 2013053119W WO 2014122783 A1 WO2014122783 A1 WO 2014122783A1
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WIPO (PCT)
Prior art keywords
playlist
candidate
key
music
content
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PCT/JP2013/053119
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English (en)
Japanese (ja)
Inventor
隆典 原田
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パイオニア株式会社
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Priority to PCT/JP2013/053119 priority Critical patent/WO2014122783A1/fr
Publication of WO2014122783A1 publication Critical patent/WO2014122783A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
    • G06F16/43—Querying
    • G06F16/438—Presentation of query results
    • G06F16/4387—Presentation of query results by the use of playlists

Definitions

  • the present invention relates to a playlist creating apparatus, a playlist creating method, and a program technical field for creating a playlist including a plurality of contents.
  • a device that automatically creates a playlist by selecting a content suitable for the user from a plurality of contents (for example, music and moving images) is known.
  • the playlist is created based on the similarity of various information (genre, tune, tempo, etc.) that the content has (see, for example, Patent Document 1).
  • the present invention has been made in view of the above-described problems, for example, and provides a playlist creation device, a playlist creation method, and a program capable of appropriately creating a playlist desired by a user.
  • the playlist creation device of the present invention provides a first display area for displaying a plurality of contents that can be selected as key contents included in the playlist, the key contents, and the key contents.
  • a second display area that displays a plurality of playlist candidates that are candidates for the playlist by displaying the extracted candidate contents in the order of playback, and one playlist candidate selected from the plurality of playlist candidates Is determined as a playlist.
  • the playlist creation method of the present invention displays a plurality of contents that can be selected as key contents included in a playlist in a first display area, the key contents, and the keys.
  • a second display step of displaying a plurality of playlist candidates that are candidates for the playlist in a second display area by displaying the candidate contents extracted according to the content in the order of playback; and the plurality of playlist candidates A playlist determination step of determining one playlist candidate selected from the above as the playlist.
  • a program according to the present invention causes a computer to display a plurality of contents that can be selected as key contents included in a playlist in a first display area, the key contents, and the keys.
  • One playlist candidate selected from is made to function as a playlist determination means for determining the playlist as the playlist.
  • FIG. 1 It is a block diagram which shows the whole structure of the playlist production apparatus which concerns on an Example. It is a top view which shows the example of a display in the display part of the playlist production apparatus which concerns on an Example. It is a flowchart which shows operation
  • FIG. 10 is a plan view (part 3) illustrating a playlist creation process in order. It is a top view which shows the playlist selection method from a several playlist candidate. It is a conceptual diagram which shows the example of a display of a play list structure area. It is a conceptual diagram which shows the example of a display of the time axis in a play list structure area. It is the conceptual diagram which shows the example of a display of the waveform data in a play list structure area (the 1). It is the conceptual diagram which shows the example of a display of the waveform data in a play list structure area (the 2). It is a conceptual diagram which shows the deletion method of the key music after playlist creation.
  • the playlist creation device includes a first display area that displays a plurality of contents that can be selected as key contents included in the playlist, the key contents, and the key contents.
  • the candidate content extracted according to the route is displayed in the order of playback, thereby displaying a second display area for displaying a plurality of playlist candidates that are candidates for the playlist, and one play selected from the plurality of playlist candidates.
  • Playlist determining means for determining a list candidate as the playlist.
  • a playlist including a plurality of contents is created.
  • the “play list” is a data group including various information related to reproduction, such as the content reproduction order and switching timing.
  • Content refers to data that can be sequentially played back using a playlist, and includes video data as well as audio data such as music.
  • Many contents are stored, for example, in a database or the like, and when a playlist is created, the contents to be included in the playlist are extracted from the playlist.
  • the content included in the playlist is not limited to the content held by the user, and may be content that can be reproduced in the future, such as content that can be purchased.
  • the playlist creation device includes a first display area and a second display area as display areas of a display unit configured as, for example, a touch panel.
  • the first display area and the second display area are typically formed by dividing one display area, but may be provided as separate display areas that are independent of each other. Further, there may be a display area other than the first display area and the second display area.
  • the first display area a plurality of contents that can be selected as key contents included in the playlist are displayed.
  • the plurality of contents displayed in the first display area are acquired from a database or the like.
  • the “key content” here is a content that becomes a reference when creating a playlist, and is determined by a user's selection from a plurality of contents. That is, it can be said that the first display area is a display area for allowing the user to select key content.
  • key content and candidate content selected by the user are displayed in the second display area.
  • “candidate content” is content extracted according to key content, and is content included in a playlist together with key content.
  • Candidate content is extracted based on setting conditions set in advance, for example.
  • the setting condition at least one parameter of the key content can be used. For example, in addition to content-specific information such as BPM (Beats Per Minute), key, genre, artist name, release date, playback time, etc.
  • Information set by the user such as the rating and purchase date, or past reproduction information such as the number of times of reproduction and the number of times of connection with the previous song may be used.
  • Candidate content can be extracted as content whose setting conditions are similar to key content.
  • the key content and candidate content described above are route-displayed in the second display area in the order of playback. That is, the key content and the candidate content are displayed side by side as a plurality of routes so that the order in which the key content and the candidate content are reproduced can be visually understood.
  • the second display area for example, a plurality of routes that branch from a key content to a plurality of candidate contents are displayed.
  • the second display area displays a plurality of play list candidates that are play list candidates by displaying the key content and the candidate content in a route as described above. That is, each of the plurality of routes displayed in the second display area is displayed as a playlist candidate.
  • the user selects one playlist candidate to be used. For example, the user can select a playlist candidate by touching one of a plurality of routes displayed in the second display area.
  • One playlist candidate selected in this manner is finally determined as a playlist to be used by the playlist determination means.
  • key content and candidate content included in the playlist are sequentially output according to the playlist.
  • the playlist creation device As described above, according to the playlist creation device according to the present embodiment, even when a large amount of content exists, a plurality of playlists are automatically selected by selecting at least one key content. Candidates are created and displayed as routes. For this reason, the user can determine the playlist to be used by selecting one playlist candidate from the plurality of displayed playlists.
  • the playlist creation apparatus in the first display area and the second display area described above, content that can be selected by the user as key content and a plurality of playlists are displayed. Therefore, the user can very easily perform the selection operation required when creating the playlist. Therefore, according to the playlist creation apparatus according to the present embodiment, a playlist desired by the user can be suitably created.
  • each time the key content selected from the first display area changes the candidate content is extracted, and the plurality of playlists in the second display area Playlist update means for updating candidates is provided.
  • the plurality of playlist candidates displayed in the second display area are updated each time the key content changes by the playlist update means. That is, even after the playlist candidate is created, the user can change the key content (for example, update, add, delete, etc.), and each time the key content is changed, a new playlist candidate is created. It is created and displayed in the second display area. Even when the candidate content is changed, since the changed content is the content selected by the user, it is treated as if the key content has been changed.
  • the key content for example, update, add, delete, etc.
  • the key content and the candidate content are connected to each other by lines having different display modes according to a predetermined condition. Is displayed.
  • the key content and the candidate content displayed in the second display area are connected to each other by a line, a plurality of playlist candidates using the route display can be suitably displayed.
  • the lines connecting the key content and the candidate content are displayed in different manners according to a predetermined condition.
  • the “predetermined condition” is set in advance as a parameter that can change when a playlist is created or when content is reproduced using the playlist. For example, a route selection state (for example, selected, Non-selected, unselected, etc.), the playback state of the content (for example, before playback, played back, etc.), or a parameter indicating the priority order of the route to be prioritized. If the lines are displayed in different display modes according to the predetermined condition, the user can visually determine the state of each route. Accordingly, it is possible to suitably execute operations for creating and reproducing a playlist.
  • the key content and the candidate content are displayed as icons that can distinguish each content from each other in the second display area.
  • the key content and the candidate content displayed in the second display area are displayed as icons that can distinguish each content from each other.
  • icons For example, an image such as a jacket or artwork can be used as the icon. Or the icon which displays only characters, such as a music title and an artist name, may be sufficient. If each content is displayed using such an icon, the user can visually determine the content of each content. Accordingly, it is possible to suitably execute operations for creating and reproducing a playlist.
  • the icons have different display modes according to the characteristics of the corresponding key content and the candidate content.
  • the icons for displaying the key content and the candidate content are displayed in different manners according to the characteristics of each content.
  • the “characteristic” is a parameter indicating the state of the key content and the candidate content, for example, a parameter indicating whether the content is the key content or the candidate content, and whether the playlist is selected as a playlist.
  • the playlist creation device further includes candidate number setting means for setting the number of playlist candidates displayed in the first display area.
  • the set number of playlist candidates is created.
  • the value set as the number of play list candidates may be set not as a single value but as a range having a certain range. According to this aspect, since the number of playlist candidates to be created can be limited before creation, the inconvenience of creating too many playlists or too few playlists can be avoided.
  • the first display area and the second display area can be switched between display and non-display, and the display area can be enlarged and reduced.
  • display and non-display can be switched with respect to the first display area and the second display area, for example, display of either one or both of the first display area and the second display area is required. In such a situation, it is possible to select non-display and display other information in the empty display area.
  • the size of each area can be adjusted to a desired size by the user. For example, when selecting key content from the first display area, the first display area is enlarged and the second display area is reduced, or when a playlist candidate is selected in the second display area, the first display area is selected. The display area can be reduced and the second display area can be enlarged. Note that a part of the display content may be changed according to enlargement / reduction.
  • the display areas of the first display area and the second display area are not fixed as described above, even when the display area as a whole is limited, it is possible to suitably create a playlist. .
  • the playlist update means may update the candidate content to be played between the key contents according to the distance between the key contents in the second display area. Determine the number.
  • candidate contents are extracted so as to interpolate between the plurality of selected key contents. That is, the candidate content is extracted as content that is reproduced between the key contents.
  • the number of candidate contents to be reproduced between the key contents is determined according to the distance between the key contents in the second display area.
  • the distance between the key contents can be adjusted by a user operation. For example, when the distance between the key contents is increased, the number of candidate contents to be extracted increases. On the other hand, when the distance between the key contents is reduced, the number of candidate contents to be extracted is reduced.
  • a third display area for displaying information regarding the content being played back is further provided.
  • the third display area is provided in addition to the first display area and the second display area described above.
  • the third display area is an area for displaying information related to the content being played back. For example, the information indicating the content being played back, information held by the content such as the song name and artist name, or the total playback time and the remaining playback time are displayed. Information related to reproduction can be displayed.
  • the user can create a playlist while reproducing the content.
  • an operation interface configured to include at least one of a touch panel, a mouse, and a keyboard is further provided.
  • the operation interface including at least one of the touch panel, the mouse, and the keyboard is provided, the selection operation of the key content and the playlist candidate at the time of creating the playlist, and the reproduction operation and the playlist at the time of reproduction are performed. It is possible to suitably perform the editing operation.
  • other operation interfaces may be provided.
  • the playlist creation method displays a plurality of contents that can be selected as key contents included in a playlist in a first display area, the key contents, A second display step of displaying a plurality of playlist candidates that are candidates for the playlist in a second display area by displaying the candidate contents extracted according to the key content in the order of playback; and the plurality of plays A playlist determination step of determining one playlist candidate selected from the list candidates as the playlist.
  • the playlist creation method as with the playlist creation device described above, even when a large amount of content exists, it is automatically selected by selecting at least one key content. Multiple playlist candidates are created and displayed as a route. For this reason, the user can determine the playlist to be used by selecting one playlist candidate from the plurality of displayed playlists.
  • the playlist creation method in particular, in the first display area and the second display area described above, content that can be selected by the user as key content and a plurality of playlists are displayed. Therefore, the user can very easily perform the selection operation required when creating the playlist. Therefore, according to the playlist creation method according to the present embodiment, a playlist desired by the user can be suitably created.
  • the program according to the present embodiment causes a computer to display a plurality of contents that can be selected as key contents included in a playlist in a first display area, the key contents, Second display means for displaying a plurality of playlist candidates as candidates for the playlist in a second display area by displaying the candidate contents extracted in accordance with the key content in the order of playback; and the plurality of plays One play list candidate selected from the list candidates is caused to function as a play list determination means for determining the play list.
  • the program according to the present embodiment as in the playlist creation apparatus and the playlist creation method described above, even when a large amount of content exists, automatic selection is performed by selecting at least one key content. Thus, a plurality of playlist candidates are created and displayed as routes. For this reason, the user can determine the playlist to be used by selecting one playlist candidate from the plurality of displayed playlists.
  • the user in particular, in the first display area and the second display area described above, content that can be selected by the user as key content and a plurality of playlists are displayed. Therefore, the user can very easily perform the selection operation required when creating the playlist. Therefore, according to the program according to the present embodiment, a playlist desired by the user can be suitably created.
  • FIG. 1 is a block diagram illustrating the overall configuration of the playlist creating apparatus according to the embodiment.
  • a playlist creating apparatus 100 is configured to be able to create a playlist using song data acquired from a song database 200 storing many songs. Yes.
  • the music database 200 is typically configured to store a music group held by the user, but includes music that the user does not have at the present time (for example, music that can be obtained by charging). May be.
  • the playlist creation device 100 is connected to a display unit 300 for displaying the created playlist.
  • the display unit 300 also functions as an input unit that inputs a selection operation by the user when creating a playlist to the playlist creating apparatus 100.
  • the playlist creation apparatus 100 includes a song data acquisition unit 110, a key song determination unit 120, a setting condition determination unit 130, a candidate song extraction unit 140, a playlist creation unit 150, a playlist determination unit 160, and A music data output unit 170 is provided.
  • the music data acquisition unit 110 is configured to be able to acquire music data from the music database 200.
  • the music data acquired by the music data acquisition unit 110 is data used to create a playlist, and thus does not necessarily have to be data (for example, waveform data) for playing back music.
  • the music data acquired by the music data acquisition unit 110 is output to the display unit 300 and displayed.
  • the key music determination unit 120 determines the music data selected by the user as the key music on the display unit 300.
  • the key music is an example of the “key content” of the present invention, and is a music used as a reference when creating a playlist. At least one key song is determined when the playlist is created. Information on the determined key music is output to the candidate music extraction unit 140.
  • the setting condition determination unit 130 determines the condition selected by the user on the display unit 300 as the setting condition.
  • the setting condition is a condition for extracting candidate songs included in the playlist, and at least one setting condition is determined when the playlist is created. Information on the determined setting condition is output to the candidate music extraction unit 140.
  • the candidate music extraction unit 140 extracts candidate music to be reproduced following the key music from the music data stored in the music database 200.
  • the candidate music is an example of the “candidate content” in the present invention.
  • the extraction of the candidate music is performed based on the setting condition determined by the setting condition determination unit 130.
  • Information regarding the extracted candidate music is output to the playlist creation unit 150. The specific processing performed when the candidate music extraction unit 140 extracts candidate music will be described in detail later.
  • the playlist creation unit 150 creates a plurality of playlist candidates as including the key song determined by the key song determination unit 120 and the candidate song extracted by the candidate song extraction unit 140.
  • the created playlist candidate is output to the display unit 300 and displayed.
  • the playlist creation unit 150 constitutes an example of the “playlist update unit” of the present invention together with the above-described bad music extraction unit 140.
  • the playlist determination unit 160 is an example of the “playlist determination unit” of the present invention, and reproduces one playlist candidate selected by the user from among a plurality of playlist candidates displayed on the display unit 300. Determine the playlist to be used. Information regarding the playlist determined by the playlist determination unit 160 is output to the music data output unit 170.
  • the music data output unit 160 outputs the music data to a playback device or the like based on the playlist determined by the playlist determination unit 160. Thereby, the key music and the candidate music included in the playlist are reproduced in the order determined in the playlist.
  • FIG. 2 is a plan view showing a display example on the display unit of the playlist creating apparatus according to the embodiment.
  • the display mode here is only an example, and the display may be performed in a different mode.
  • the display unit 300 is configured as a touch panel that allows input by direct touching by the user.
  • the display unit 300 may be configured by a normal liquid crystal display or the like instead of the touch panel.
  • input means such as a mouse and a keyboard are used to realize the user's selection operation.
  • the display area of the display unit 300 is divided into three areas: a playlist configuration area A1, a browse area A2, and a preview area A3.
  • the playlist configuration area A1 is an example of the “second display area” in the present invention, and is an area for displaying playlist candidates that have been created or being created.
  • a playlist playback stop button 405 and key songs 410 and candidate songs 420 included in the playlist candidates are displayed.
  • the key music 410 and the candidate music 420 are displayed as icons including only characters for convenience of explanation, but may be displayed as an image such as a CD jacket or artwork, for example.
  • the key song 410 and the candidate song 420 are connected by an arrow indicating the playback order, and the playlist is displayed like a branched route.
  • the browse area A2 is an example of the “first display area” of the present invention, and is an area for displaying a selectable music piece 430 that can be selected as the key music piece 420 by the user. That is, the browse area A2 displays the music data acquired by the music data acquisition unit 110 (see FIG. 1). Since the playlist creation apparatus 100 according to the present embodiment may handle a huge amount of music data, it is difficult to display all selectable music 430 in the browse area A2 at once. Therefore, the browse area A2 can be scrolled up and down. In addition, the display mode can be changed in the browse area A2 by scrolling in the left-right direction.
  • the preview area A3 is an example of the “third display area” of the present invention, and is an area for displaying the music being played and the playback status thereof.
  • a song information display unit 450 that displays a song 440 being played, a song name (Track 20 in the figure), and an artist name (Artist 20 in the figure), and a playback stop button for playing and stopping the song 460 and a playback state display unit 470 for showing a detailed playback state are arranged.
  • each area of the playlist configuration area A1, the browse area A2, and the preview area A3 can be switched between display and non-display and can be enlarged and reduced for each area.
  • the display in each area will be described in detail later in the explanation of the operation.
  • FIG. 3 is a flowchart illustrating the operation of the playlist creating apparatus according to the embodiment.
  • operations unique to the playlist creating apparatus according to the present embodiment will be described in detail, and other general operations will be omitted as appropriate.
  • music data is first acquired from the music database 200 by the music data acquisition unit 110 (step S101).
  • the acquired music data is output to the display unit 300 and displayed as a selectable music 430 in the browse area A2 as shown in FIG. 2 (step S102).
  • a user who wants to create a playlist selects a key song 410 from a plurality of selectable songs 430.
  • the key music determination unit 120 determines the selected music as the key music 410.
  • FIGS. FIG. 4 to FIG. 6 are plan views showing the key music selection method step by step.
  • the user selects Track 20 as the key music.
  • the user who wants to select the key song 410 first scrolls up and down the browse area A2 and searches for a song to be selected as the key song 410 from the plurality of selectable songs 430 displayed.
  • the user who searches for the music to be the key music 410 can play the selectable music 430 by tapping the selectable music 430 displayed in the browse area A2. Thereby, information related to the music being played is displayed in the preview area A3. Note that the reproduction operation of the selectable music piece 430 can be omitted.
  • the user who has found the selectable music 430 as the key music 410 touches the icon of the target music and drops it in the playlist configuration area A1.
  • the selectable music piece 430 is selected as the key music piece 410.
  • the key song 410 can also be selected by touching the icon of the currently playing song 440 displayed in the preview area A3 and dropping it in the playlist configuration area A1.
  • the setting condition determination unit 130 determines the condition selected by the user as the setting condition for creating the playlist (step S104).
  • the setting condition is set as a parameter serving as a determination criterion in the extraction of candidate music 420 described later.
  • the setting condition may be determined as an initial setting before starting the playlist creation. That is, the timing for determining the setting condition is not limited to immediately after the determination of the key music 410.
  • Parameters that can be selected by the user as setting conditions include, for example, BPM of music, key, genre, artist name, release date, track length (playback time), ranking, released country, rating, purchase date, play count And the number of times of connection with the previous song (that is, the number of times extracted in the playlist).
  • BPM of music
  • key genre
  • artist name name
  • release date track length
  • ranking released country
  • rating rating
  • purchase date play count
  • play count the number of times of connection with the previous song
  • the user can select the total playback time of the playlist, the number of songs included in the playlist, or the number of playlists created (that is, the number of routes). Note that if these conditions are not set, a playlist may be created without limitation. Therefore, even if the user does not select, it is required to set a predetermined upper limit value.
  • the candidate music extraction unit 140 performs the process of extracting the candidate music 420 (step S105).
  • the playlist creating unit 150 creates a plurality of playlists including the key music 410 and the candidate music 420 (step S106).
  • FIG. 7 to FIG. 9 are plan views sequentially showing the creation process of the playlist.
  • the playlist is based on the key music 410 and the setting conditions.
  • Candidate music 420 to be included in is extracted. More specifically, at the time of extracting candidate music 420, points based on setting conditions are calculated for each of a plurality of music data stored in music database 200. Then, the music with a high calculated point is extracted as the candidate music 420.
  • the total value of points calculated for each parameter may be used.
  • the candidate music 420 is extracted by at least the number of playlist candidates to be created and displayed on a route branched from the key music 410.
  • Track 9 and Track 10 are extracted as candidate songs 420 to be played subsequent to Track 20 selected as the key song 410. That is, the playlist candidates here are a route for reproducing music in the order of Track20 and Track9, and a route for reproducing music in the order of Track20 and Track10.
  • the user can also add a key music 410.
  • the icon of Track 22 may be dropped from the browse area A2 to the playlist configuration area A1, as in the case where Track 20 is selected as the first key song.
  • the Track 22 can be brought from the preview area A3.
  • candidate songs 420 are extracted as songs to be played between Track 20 and Track 22 that are key songs 410.
  • the number of candidate songs 420 displayed on the same route is determined according to the distance between the key songs 410 in the playlist configuration area A1 (that is, the distance between Track 20 and Track 22). Specifically, as the distance between the key music pieces 410 increases, more candidate music pieces 420 are extracted. In other words, the distance between the key music pieces 410 corresponds to the total reproduction time of the created playlist candidate. Therefore, if you want to create a relatively short playlist candidate, you can drop Track 22 to a position close to Track 20, and if you want to create a relatively long playlist candidate, drop Track 22 to a position away from Track 20 do it.
  • the playlist determination unit 160 determines the selected playlist candidate as a playlist to be used (step S107).
  • the music data output unit 170 sequentially outputs music data corresponding to the determined playlist (step S108).
  • FIG. 10 is a plan view showing a playlist selection method from a plurality of playlist candidates.
  • selection of a playlist candidate is performed by touching a line or candidate song 420 constituting a plurality of playlist candidates displayed in the playlist configuration area A1.
  • the playlist candidates that are played in the order of Track 20, Track 9, and Track 22 are determined as playlists to be used. Is done.
  • each music is outlined with a thick frame and the line is displayed thick. Note that the same effect can be obtained by changing the display color to a conspicuous color or increasing the display size.
  • the display of each song and line included in the route that has not been selected is changed to be thin or small so that it is clear that the song has not been selected. Alternatively, it may be deleted from the playlist configuration area A1.
  • FIG. 11 is a conceptual diagram showing a display example of the playlist configuration area.
  • FIG. 12 is a conceptual diagram illustrating a display example of the time axis in the playlist configuration area.
  • the playlist composition area A1 displays a key song 410 selected by the user and candidate songs 420 extracted according to the key song 410 as a route. Each song is displayed with an icon corresponding to the song, but in addition to such an icon, various data such as a song name and BPM may be superimposed and displayed.
  • the key music 410 in the playlist configuration area A1 is displayed with a relatively large icon so that it can be visually distinguished from the candidate music 420.
  • the candidate music 420 is displayed with an icon smaller than the key music 410.
  • Track 1, Track 8, and Track 12 are key songs 410
  • the other displayed songs are candidate songs 420.
  • the icons corresponding to the music pieces have different display modes according to the characteristics of the music pieces.
  • a method for differentiating the display mode between music selected as a playlist and music that has not been selected, music being played, music that has been played, and music that has not been played are displayed.
  • the display mode of the icon can be varied not only by its size but also by color, movement, display position, and the like.
  • the display mode of the lines connecting the icons may be changed. Specifically, a method for differentiating the display mode between a line indicating a route selected as a playlist and a line indicating a route not selected, a line connecting previously played music and a line connecting unplayed music There is a method of making the display mode different.
  • the user may be able to set characteristics on the line. For example, if you set a route that you want to display with priority when creating the next playlist candidate and a route that you do not want to display when the next playlist candidate is created, the playlist is more suitable for the next playlist candidate creation. Can create candidates. Note that such setting of line characteristics by the user can be realized by a toggle change by a tap operation on the line, a slide operation after touching, or the like.
  • a time axis for reproducing each piece of music may be displayed in the playlist configuration area A1.
  • three types of time axes are displayed as the time axis display unit 425 in the upper part of the normal playlist configuration area A1.
  • the numbers in the time display unit 425 represent hours, minutes, and seconds from the left side.
  • the uppermost time axis of the time display unit 425 displays the elapsed time when the play list candidate is reproduced with the start time of the first music piece in the play list candidate set to 00:00:00.
  • the time axis in the middle of the time display unit 425 displays the remaining reproduction time with the end time of the last music piece in the playlist candidate set to 00:00:00.
  • the lowest time axis of the time display unit 425 displays the time at the time of reproduction of each music piece.
  • FIGS. 13 and 14 are conceptual diagrams showing examples of waveform data display in the playlist configuration area.
  • the display in the playlist configuration area A1 is expanded, for example, when a further enlargement operation is performed in a state where only one song is displayed in the area, the time axis of the displayed song is enlarged to 1 minute or less.
  • the display mode is switched to the waveform display mode. Note that a button for changing the display mode may be separately displayed, and the display mode may be switched when the button is operated.
  • the waveform data 411 and 421 of the music that has been displayed so far (Track 1 here) and the music that is played back immediately after that (Track 2 here) are displayed.
  • operations such as display movement of the waveform data 411 and 421, time axis movement (that is, change of the superimposed portion), point setting such as Cue, and music reproduction at a designated waveform position are possible.
  • the waveform data 411 and 421 are displayed together in one row as shown in the figure, the superimposed portion is transparently displayed.
  • a playback point display bar 500 indicating the playback point is displayed.
  • the waveform data 411 and 421 may be displayed side by side in two steps. If displayed in this way, the superimposed portion of the music becomes visually clearer, so that the superimposed portion can be easily changed.
  • FIG. 15 is a conceptual diagram showing a method for deleting key music after creating a playlist.
  • FIGS. 16 and 17 are conceptual diagrams showing a method for updating playlist candidates when key music is deleted.
  • FIG. 18 is a conceptual diagram showing a method for deleting a candidate song after creating a playlist.
  • the music selected as the key music 410 can be deleted even after the playlist is created. Deletion of the key music 410 is realized by dropping the key music 410 to be deleted in the browse area A2. In other words, the key music 410 is deleted by performing the reverse operation to the case where the key music 410 is selected. Below, the case where Track8 which is the key music 410 is deleted will be described as an example.
  • the candidate song 420 included in the determined playlist is prior to the deleted key song 410.
  • the candidate music 420 to be played back is not changed, and the candidate music 420 is re-extracted for the music after the deleted key music 410.
  • the route before Track8 that is, Track2 and Track2
  • Track 5 is not changed, and re-extraction is executed for the route after Track 8 (that is, the route from which Track 9 was extracted).
  • the candidate songs 420 are reproduced for all the candidate songs 420 included in the determined playlist. Extraction is performed. Specifically, Track2, Track3, Track4, Track5, Track6, Track7, Track9, Track10, and Track11 that are candidate songs 420 are all deleted, and extraction of a new candidate song 420 is executed.
  • the music selected as the candidate music 420 can be deleted after the playlist is created.
  • the deletion of the candidate music 420 is realized by dropping the candidate music 420 to be deleted to the browse area A2.
  • re-extraction of the candidate music 420 is not executed as in the case where the key music 410 is deleted, and only the candidate music 420 is deleted from the route. For example, as shown in the figure, when Track5 which is the candidate song 420 is deleted, a new candidate song 420 is not extracted, and Track2 and Track8 are connected by a line.
  • FIGS. FIG. 19 and FIG. 21 are conceptual diagrams showing the operation of changing the position of the key music after creating the playlist.
  • FIG. 20 and FIG. 22 are conceptual diagrams showing a playlist candidate update method associated with a change in the position of the key music.
  • the distance between the key music pieces 410 corresponds to the reproduction time between the music pieces. For this reason, if the key music piece 410 is moved in the left-right direction after creating the playlist candidate, re-extraction of the candidate music piece 420 may be required.
  • Track 8 which is the key music 410 is slid leftward.
  • the route reproduction time is changed to be shorter in the section on the left side of Track 8.
  • the route playback time is changed longer in the section on the right side of Track 8.
  • Track 8 which is the key music 410 is slid in the right direction.
  • the route reproduction time is changed to be short.
  • the route playback time is changed to be longer.
  • the above-described re-extraction of the candidate music 420 accompanying the position change of the key music 410 may be executed as different processes depending on whether or not the playlist candidate is determined as the playlist. For example, if a playlist has not been determined, re-extraction is executed in all sections where the playback time changes, but if a playlist has been determined, candidate songs on the determined route Re-extraction of the candidate music piece 420 may be executed so as to leave as much as possible.
  • FIG. 23 is a conceptual diagram showing a display example in the artwork display mode in the browse area.
  • FIG. 24 is a conceptual diagram illustrating a display example in the music list display mode in the browse area, and
  • FIG. 25 is a conceptual diagram illustrating a display example in the playlist display mode in the browse area.
  • artworks of selectable music pieces 430 are displayed side by side in the browse area A2 in the artwork display mode.
  • the display mode of the artwork is changed so that the higher the rating, the more noticeable the artwork is. Specifically, for example, the size, movement, shading of the artwork, the color of the track name displayed together with the artwork, etc. may be changed.
  • the display is switched to the music list display mode.
  • a list of selectable music 430 is displayed in the music list display area 620.
  • the list of selectable music pieces 430 includes information such as music titles, artist names, album names, genres, BPMs, and keys.
  • the artwork display area 610 the artwork corresponding to each piece of music is displayed in a reduced state (here, illustration of the artwork is omitted for convenience of explanation). Even when the music list display mode is selected, the key music 410 can be selected and the music can be played back as in the case where the artwork display mode is selected.
  • the display is switched to the playlist display mode.
  • the browse area A2 in the playlist display mode past playlists including new playlists are displayed in the playlist history display area 630.
  • the user can select one playlist from a plurality of playlists displayed in the playlist history display area 630, and the music list included in the selected playlist is in the playlist music display area 640 in the order of playback. Is displayed.
  • the music display area 640 is empty, and the mode is automatically changed to the artwork display mode.
  • the artwork display area 645 in the song display area 640 the artwork corresponding to each song is displayed in a reduced state (here, for the sake of convenience of illustration, the illustration of the artwork is omitted).
  • the key music 410 can be selected and the music can be played back as in the case where the artwork display mode is selected.
  • the selected display mode can be confirmed in the mode display section 435 displayed at the bottom of the browse area A2.
  • the artwork display mode is selected.
  • the music list display mode is selected, and when the right mark is lit, the playlist display mode is selected.
  • FIG. 26 is a conceptual diagram showing a display example in the preview area.
  • the preview area A3 is displayed for the following purposes. That is, in order to play the music before adding the key music 410 from the browse area A2 to the playlist composition area A1, in order to play the candidate music 420 displayed in the playlist composition area A1, preview the currently playing point. This is for previewing the superimposed portion (see FIG. 14 and the like) adjusted in the playlist configuration area A1.
  • the music displayed in the preview area A3 changes the display mode of the icons displayed in the playlist configuration area A1 or the browse area A2. Specifically, the state is changed to a state in which it is easy to determine that the music is being played, for example, by blinking an icon or changing a color.
  • a suitable selection operation can be realized by using the playlist configuration area A1, the browse area A2, and the preview area A3. is there. Therefore, it is possible to suitably create a playlist desired by the user.
  • the device for creating a playlist of music data has been described. However, if the content is such that a playlist can be created by setting conditions, the present invention is similarly applied. It is possible to apply a playlist creation device. Specifically, the playlist creation device of the present invention can also be configured as a device that creates a playlist of video data.
  • the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the gist or concept of the invention that can be read from the claims and the entire specification.
  • An apparatus, a playlist creation method, and a program are also included in the technical scope of the present invention.
  • Playlist creation apparatus 110 Music data acquisition part 120 Key music determination part 130 Setting condition determination part 140 Candidate music extraction part 150 Playlist creation part 160 Playlist determination part 170 Music data output part 200 Music database 300 Display part 405 Play list reproduction Stop button 410 Key music 411,422 Waveform data 420 Candidate music 430 Selectable music 435 Mode display section 440 Playing music 450 Music information display section 460 Playback stop button 470 Playback status display section 500 Playback point display bar 610,645 Artwork display Area 620 Music list display area 630 Playlist history display area 640 Playlist music display area A1 Playlist configuration area A2 Browse area A3 Preview area

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)

Abstract

L'invention concerne un dispositif de création de liste d'écoute (100) qui est équipé de : une première zone d'affichage (A1) qui affiche de multiples instances de contenu (430) qui peuvent être sélectionnées comme contenu clé (410) à inclure dans une liste d'écoute ; une seconde zone d'affichage (A1) qui affiche, sous la forme de routes, le contenu clé et un contenu candidat (420) extrait conformément à ce contenu clé, permettant ainsi d'afficher de multiples listes d'écoute candidates en tant que listes d'écoute potentielles ; et un moyen de détermination de liste d'écoute (160) qui établit une liste d'écoute, sélectionnée parmi les multiples listes d'écoute candidates, comme étant la liste d'écoute.
PCT/JP2013/053119 2013-02-08 2013-02-08 Dispositif de création de liste d'écoute, procédé de création de liste d'écoute et programme WO2014122783A1 (fr)

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Cited By (1)

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WO2016111065A1 (fr) * 2015-01-09 2016-07-14 ソニー株式会社 Système de traitement d'informations, dispositif de traitement d'informations, procédé de commande, et programme

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JP2006039704A (ja) * 2004-07-23 2006-02-09 Matsushita Electric Ind Co Ltd プレイリスト生成装置
JP2007199775A (ja) * 2006-01-23 2007-08-09 Sony Corp 表示装置、表示方法、表示プログラム
JP2010003368A (ja) * 2008-06-20 2010-01-07 Sony Corp 情報処理装置、情報処理方法、情報処理プログラム
JP2010102754A (ja) * 2008-10-21 2010-05-06 Sony Corp プレイリスト検索装置、プレイリスト検索方法、およびプログラム
WO2011045852A1 (fr) * 2009-10-14 2011-04-21 パイオニア株式会社 Dispositif de génération de liste de diffusion, procédé de génération de liste de diffusion, programme de génération de liste de diffusion, et support d'enregistrement

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Publication number Priority date Publication date Assignee Title
JP2006039704A (ja) * 2004-07-23 2006-02-09 Matsushita Electric Ind Co Ltd プレイリスト生成装置
JP2007199775A (ja) * 2006-01-23 2007-08-09 Sony Corp 表示装置、表示方法、表示プログラム
JP2010003368A (ja) * 2008-06-20 2010-01-07 Sony Corp 情報処理装置、情報処理方法、情報処理プログラム
JP2010102754A (ja) * 2008-10-21 2010-05-06 Sony Corp プレイリスト検索装置、プレイリスト検索方法、およびプログラム
WO2011045852A1 (fr) * 2009-10-14 2011-04-21 パイオニア株式会社 Dispositif de génération de liste de diffusion, procédé de génération de liste de diffusion, programme de génération de liste de diffusion, et support d'enregistrement

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Publication number Priority date Publication date Assignee Title
WO2016111065A1 (fr) * 2015-01-09 2016-07-14 ソニー株式会社 Système de traitement d'informations, dispositif de traitement d'informations, procédé de commande, et programme
CN107111648A (zh) * 2015-01-09 2017-08-29 索尼公司 信息处理系统、信息处理装置、控制方法和程序
JPWO2016111065A1 (ja) * 2015-01-09 2017-10-12 ソニー株式会社 情報処理システム、情報処理装置、制御方法、およびプログラム

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