CN110309326A - Playlist generation method, device and terminal device based on multimedia file - Google Patents
Playlist generation method, device and terminal device based on multimedia file Download PDFInfo
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- CN110309326A CN110309326A CN201910394248.3A CN201910394248A CN110309326A CN 110309326 A CN110309326 A CN 110309326A CN 201910394248 A CN201910394248 A CN 201910394248A CN 110309326 A CN110309326 A CN 110309326A
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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
Abstract
This application involves a kind of playlist generation method, device and terminal device based on multimedia file.The described method includes: obtaining play instruction, play instruction carries file identification；Corresponding multimedia file is obtained according to file identification, multimedia file is played out, and generate the currently playing record of multimedia file；History playlist is obtained, when there are when file identification, playing in record according to file identification in history in history playlist and obtain corresponding broadcasting time；The broadcasting time corresponding with file identification that adds up is recorded according to currently playing, obtains cumulative frequency；When cumulative frequency reaches targets threshold, file identification is added in interest list.The favorite multimedia file of user can accurately and effectively be identified using this method, so as to effectively be updated processing to playlist data according to user interest degree.
Description
Technical field
This application involves field of computer technology, more particularly to a kind of playlist generation side based on multimedia file
Method, device and terminal device.
Background technique
With the rapid development of computer technology, the equipment rapid proliferation such as various intelligent terminals and intelligent sound, Yong Huke
To pass through intelligent terminal or intelligent sound box device plays multimedia file, and corresponding playlist can be generated.Usual feelings
Under condition, user is during appreciating multimedia file, when user enjoys the multimedia file preferred, manually will need
Multimedia file is added in favorites list, and this mode of operation is more inconvenient.
Occur some playlist generating modes at present, this mode is usually to identify the interested multimedia text of user
After part type, the multimedia file of correlation type is recommended to play out automatically according to user interest, and generate corresponding list.And
In the multimedia file of recommendation, and not all multimedia is all user than preferable, is wherein preferred when user hears
When multimedia file, it is still desirable to multimedia file is added in favorites list manually, this mode of operation can to user with
It is inconvenient to come.Therefore, interest list how is effectively automatically generated as the current technical issues that need to address.
Summary of the invention
Based on this, it is necessary to which in view of the above technical problems, providing one kind can accurately and effectively identify that user is favorite
Multimedia file, so as to according to user interest degree effectively to playlist data be updated processing based on multimedia
Playlist generation method, device and the terminal device of file.
A kind of playlist generation method based on multimedia file, which comprises
Play instruction is obtained, the play instruction carries file identification；
Corresponding multimedia file is obtained according to the file identification, the multimedia file is played out, and generates
The currently playing record of the multimedia file；
Obtain history playlist, when in the history playlist there are when the file identification, according to the file
Mark plays in record in history and obtains corresponding broadcasting time；
According to the currently playing cumulative broadcasting time corresponding with the file identification of record, cumulative frequency is obtained；
When the cumulative frequency reaches targets threshold, the file identification is added in interest list.
The play instruction carries user identifier in one of the embodiments, the method also includes: it obtains described emerging
The corresponding the file information of multiple file identifications in interesting list, the file information includes attribute information；According to the attribute information
Classify to the file identification in the interest list, obtains multiple category of interest；It is generated according to the multiple category of interest
Multiple sub- interest lists include multiple sub- interest lists in the interest list；It is described that the file identification is added to interest
It include: that respective file information is obtained according to the file identification in list；The file information is added to the category attribute
Corresponding sub- interest list；Generate the interest list updated according to the sub- interest list, and according to the user identifier by institute
The interest list for stating update is synchronized in Cloud Server.
The attribute information includes category attribute in one of the embodiments, described to be added to the file information
The step of category attribute corresponding sub- interest list, comprising: obtain the sub- interest list in the interest list；The son
Interest list includes multiple category of interest and corresponding quantity of documents；It is calculated according to the category of interest and quantity of documents multiple emerging
The classification preference degree of interesting classification；Corresponding classification preference degree is obtained according to the category attribute；Program request preference degree mapping table is obtained,
Corresponding program request preference degree is obtained from the program request preference degree mapping table according to the cumulative frequency；Liked according to the classification
Degree and the program request preference degree calculate the interest-degree of the file identification；When the interest-degree reaches preset threshold, according to institute
It states category attribute the file identification is added in corresponding sub- interest list.
The history playlist includes quantity total value in one of the embodiments, the method also includes: when described
The cumulative frequency miss the mark threshold value of file identification obtains multiple broadcasting record data in the history playlist；To institute
It states multiple broadcasting record data to be ranked up, obtains ranking results；The currently playing record is added according to the ranking results
It adds in the history playlist.
Described the step of being ranked up to the multiple broadcasting record data includes: to obtain in one of the embodiments,
Multiple broadcasting times and program request time parameter for playing record data in the history playlist；According to the broadcasting time and
The play time parameter calculates the multiple priority for playing record data；The history is played according to the priority
Multiple broadcastings record data in list are ranked up.
In one of the embodiments, the method also includes: if in the history playlist be not present the file
When identifying corresponding broadcasting record data, the quantity total value of the history playlist is obtained；When the quantity total value is not up to
When total amount threshold value, corresponding the file information is obtained according to the file identification, and the file is generated according to the file information
The currently playing record of mark；The currently playing record of the file identification is added in the history playlist.
In one of the embodiments, the method also includes: when in the history playlist be not present the file
Corresponding broadcasting record data are identified, and when the quantity total value reaches total amount threshold value, are obtained more in the history playlist
A broadcasting records data；The broadcasting record data include broadcasting time and play time parameter；According to the broadcasting time and
Play time parameter calculates the multiple priority value for playing record data；Broadcasting to be deleted is determined according to the priority value
Data are recorded, and the broadcasting record data to be deleted are deleted from the history playlist；By the file identification
Currently playing record is added in the history playlist.
A kind of playlist generating means based on multimedia file, described device include:
Instruction acquisition module, for obtaining play instruction, the audio play instruction carries file identification；
File playing module, for obtaining corresponding multimedia file according to the file identification, to the multimedia text
Part plays out, and generates the currently playing record of the multimedia file；
Played data processing module, for obtaining history playlist, when there are the texts in the history playlist
When part identifies, is played in record according to the file identification in history and obtain corresponding broadcasting time；According to described currently playing
The broadcasting time corresponding with the file identification that adds up is recorded, cumulative frequency is obtained；
List Generating Module, for when the cumulative frequency reaches targets threshold, file identification to be added to interest column
In table.
A kind of terminal device, including memory, processor, the memory are stored with computer program, the processor
The playlist based on multimedia file provided in any one embodiment of the application is provided when executing the computer program
The step of generation method.
A kind of computer readable storage medium, is stored thereon with computer program, and the computer program is held by processor
The step of playlist generation method based on multimedia file provided in any one embodiment of the application is provided when row.
Above-mentioned playlist generation method, device and terminal device based on multimedia file, terminal device obtain user
After the play instruction of triggering, corresponding multimedia file is obtained according to the file identification that play instruction carries, to multimedia file
It plays out, and generates the currently playing record of multimedia file；Terminal device then obtains history playlist, when history plays
There are when this document mark, indicating that user once played the multimedia file in list, terminal device is then further according to text
Part mark plays in record in history obtains corresponding broadcasting time, cumulative corresponding with file identification according to currently playing record
Broadcasting time obtains cumulative frequency.It is played by history and records cumulative broadcasting time, so as to obtain the multimedia file
History video-on-demand times.When cumulative frequency reaches targets threshold, indicate that the multimedia file is the multimedia that user prefers
The file identification of multimedia file is then added to interest list by file, terminal device.By to going through in history playlist
History plays record data and is analyzed, and identifies the whether literary by the favorite multimedia of user of currently playing multimedia file
Corresponding file identification is then added to by part automatically when identifying the multimedia file is the favorite multimedia file of user
In interest list, thus, it is possible to accurately and effectively identify the favorite multimedia file of user, so as to according to user interest
Degree is effectively updated processing to playlist data, effectively increases the playlist formation efficiency of multimedia file.
Detailed description of the invention
Fig. 1 is the applied environment figure of the playlist generation method based on multimedia file in one embodiment；
Fig. 2 is the flow diagram of the playlist generation method based on multimedia file in one embodiment；
Fig. 3 is the flow diagram that the file information is added to sub- interest list step in one embodiment；
Fig. 4 is the structural block diagram of the playlist generating means based on multimedia file in one embodiment；
Fig. 5 is the internal structure chart of terminal device in one embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
Playlist generation method provided by the present application based on multimedia file, can be applied to as shown in Figure 1 answer
With in environment.Wherein, terminal device 102 is communicated with Cloud Server 104 by network by network.Wherein, terminal device
102 can be, but not limited to be various smart phones, tablet computer, intelligent sound box and portable wearable device, Cloud Server 104
It can be realized with the server cluster of the either multiple server compositions of independent server.
In one embodiment, as shown in Fig. 2, providing a kind of playlist generation method based on multimedia file,
It is applied to be illustrated for the terminal device in Fig. 1 in this way, comprising the following steps:
Step 202, play instruction is obtained, play instruction carries file identification.
Wherein, it is generated when play instruction can be user by corresponding terminal device triggering free online multimedium file
Play instruction, play instruction is for playing out various multimedia files.Wherein, multimedia file includes but is not limited to audio
File, video file, such as can be more matchmakers such as music, broadcast, MV (Music Video, music short-movie), video recording and video
Body file.File identification refers to the identifier for showing multimedia file uniqueness.
When user wants to play multimedia file by terminal device, user can pass through answering on corresponding terminal device
It is operated with program triggered multimedia file program request, the multimedia file program request that terminal device can be triggered according to user, which operates, to be obtained
Corresponding play instruction carries file identification in play instruction.
Step 204, corresponding multimedia file is obtained according to file identification, multimedia file is played out, and generates
The currently playing record of multimedia file.
After terminal device gets the play instruction based on multimedia file, corresponding multimedia is obtained according to file identification
File.Wherein, terminal device can traverse local multimedia file library according to file identification first, when local multimedia file library
In multimedia file corresponding there are file identification when, the corresponding multimedia of file identification is obtained from local multimedia file library
File, and multimedia file is played out.
When multimedia file corresponding there is no file identification in local multimedia file library, terminal device is then taken to cloud
Business device sends multimedia file acquisition request, file identification is carried in multimedia file acquisition request, so that Cloud Server connects
After the multimedia file acquisition request for receiving terminal device transmission, corresponding uniform resource identifier is obtained according to file identification,
And the corresponding uniform resource identifier of file identification is returned to terminal device.Terminal device receives the unification of Cloud Server return
After resource identifier, multimedia file is played out according to uniform resource identifier, and generate the current of the multimedia file
Play record.
Step 206, obtain history playlist, when in history playlist there are when file identification, according to file identification
It is played in record in history and obtains corresponding broadcasting time.
After history playlist refers to user's history free online multimedium file, the list of the history played data of generation, history
Broadcasting in playlist including multiple played multimedia files records.Wherein, the broadcasting record in history playlist
Data can be the broadcasting record data of the preset quantity in preset time period.History playlist can be one, can also be with
It comprising multiple, such as may include the history playlist of a variety of file fingerprints when history playlist is multiple.
After terminal device generates the currently playing record of the multimedia file, then history playlist is obtained, history plays
The broadcasting record data of multiple multimedia files are stored in list.Terminal device is then according to file identification traversal history played column
Multiple broadcastings in table record data, when, there are when file identification, being played according to file identification in history in history playlist
Corresponding broadcasting time is obtained in record.
Wherein, broadcasting time can indicate the history number of user's program request multimedia file within a preset period of time.
Step 208, the broadcasting time corresponding with file identification that adds up is recorded according to currently playing, obtains cumulative frequency.
Wherein, cumulative frequency indicates that user plays this document within a preset period of time and identifies the total of corresponding multimedia file
Number.Terminal device further records the corresponding broadcasting time of cumulative this document mark according to currently playing, obtains cumulative frequency.
Specifically, after terminal device plays the primary multimedia file, when detecting that there are this document marks in history playlist
When playing record data, then this document is identified into corresponding broadcasting time and increased once, it is tired to be carried out according to currently playing record
Add, to obtain the cumulative frequency of this document mark.
Step 210, when cumulative frequency reaches targets threshold, file identification is added in interest list.
Wherein, all there is corresponding close with interest of the user to the multimedia file in the corresponding broadcasting time of multimedia file
System, such as user are more to the broadcasting time of the multimedia file, then show that user is higher to the interest-degree of the multimedia file.
Interest list can be the particular list of default configuration, be also possible to the favorites list of the customized creation of user, example
Such as " my favorite ", " I likes " indicate the multimedia file list that user prefers.It wherein, can be in interest list
Including multiple sub- interest lists, sub- interest list can be the different type pair according to multiple multimedia files in interest list
The list answered, such as may include that the different types of son such as file type, paper writer, file profile of mood state, stylistic category is emerging
Interesting list.
After terminal device obtains the corresponding cumulative frequency of this document mark, judge whether cumulative number reaches preset target
Threshold value.When cumulative frequency reaches targets threshold, indicates that user has reached the interest-degree of the multimedia file and like degree.Eventually
End equipment detects whether the multimedia file is already present in interest list according to file identification in turn, when this document identifies not
When there are in interest list, then file identification is added in interest list.If this document mark has existed in interest list
, then it represents that the multimedia file is that user institute is favorite, and has been added to the multimedia file in interest list, then without
It need to repeat the corresponding file identification of the multimedia being added to interest list and suffer.
Specifically, terminal device can obtain corresponding the file information according to file identification, and will be literary according to file identification
Part information is added in interest list.Wherein, the file information may include file type, paper writer, broadcasting time, broadcast recently
Put the attribute informations such as time, file style and file size.By playing record data to the history in history playlist
Analyzed, identify currently playing multimedia file whether by the favorite multimedia file of user, thus, it is possible to standards
Really effectively identify the favorite multimedia file of user；When identify the multimedia file be the favorite multimedia file of user
When, then corresponding file identification is added in interest list automatically, user can be saved and be manually added to the song liked
The operation of interest list, to effectively increase user experience.
For example, when user plays the multimedia file of types of songs by intelligent sound box equipment or Smartphone device,
It records and stores a certain number of historical song record information, such as history playlist in the history playlist being recently played
Quantity can be 300 songs.Terminal device obtains history playlist, to history played column when playing current song
Table is traversed, and detecting currently playing song whether there is in history playlist.It is deposited when detecting in history playlist
In the song identity, broadcasting time of the song in history playlist is obtained, and broadcasting time is somebody's turn to do from increasing 1
The accumulation broadcasting time of song.It when the accumulative broadcasting time of the song reaches preset margin value, such as can be three times, indicate
It is the song that user often listens, it is possible thereby to judge that the song is also the song that user prefers.Then by the song of the song
Information is added to favorites list.Further, when the song identity is there is no in history playlist, then judge history played column
Whether the quantity of table has reached 300 head, if having reached 300 head, the minimum, play time by broadcasting time in history playlist
Earliest song information is deleted from history playlist, and then the currently playing record of current song is added to history and is played
In list.
Above-mentioned playlist generation method, device and terminal device based on multimedia file, terminal device obtain user
After the play instruction of triggering, corresponding multimedia file is obtained according to the file identification that play instruction carries, to multimedia file
It plays out, and generates the currently playing record of multimedia file；Terminal device then obtains history playlist, when history plays
There are when this document mark, indicating that user once played the multimedia file in list, terminal device is then further according to text
Part mark plays in record in history obtains corresponding broadcasting time, cumulative corresponding with file identification according to currently playing record
Broadcasting time obtains cumulative frequency.It is played by history and records cumulative broadcasting time, so as to obtain the multimedia file
Video-on-demand times.When cumulative frequency reaches targets threshold, indicate that the multimedia file is the multimedia file that user prefers,
File identification is then added to interest list by terminal device, and target interest list is synchronized to Cloud Server.By to history
History in playlist plays record data and is analyzed, and whether identify currently playing multimedia file is user institute
Favorite multimedia file then automatically will be corresponding when identifying the multimedia file is the favorite multimedia file of user
File identification is added in interest list, thus, it is possible to accurately and effectively identify the favorite multimedia file of user, is effectively mentioned
The high playlist formation efficiency of multimedia file.
In one embodiment, this method further include: the corresponding the file information of multiple file identifications in interest list is obtained,
The file information includes attribute information；Classified according to attribute information to the file identification in interest list, obtains multiple interest
Classification；Multiple sub- interest lists are generated according to multiple category of interest, include multiple sub- interest lists in interest list.
It wherein, include multiple sub- interest lists in interest list, sub- interest list can be according to more in interest list
The corresponding list of the different type of a multimedia file, for example, may include file type, paper writer, file profile of mood state,
The different types of sub- interest list such as stylistic category.
It include the file information of multiple multimedia files in interest list, wherein include that multiple and different types are corresponding
Multimedia file.Terminal device can analyze the file information of multiple multimedia files in interest list, with root
Classify according to different multimedia files.Specifically, terminal device can be by obtaining multiple file identifications in interest list
Corresponding the file information, includes some attribute informations in the file information, such as file type, paper writer, broadcasting time, most
The attribute informations such as nearly play time, file style and file size.Terminal device is then according to attribute information in interest list
File identification classify, obtain multiple category of interest.For example, can be according to different authors, file type and file wind
Lattice are classified, then can be according to " singer ", " style of song type " and " affective style " such as the corresponding multimedia file of music
Deng classifying to the file information in interest list, so as to obtain the favorite multiple category of interest of user institute.
Terminal device then can further generate multiple sub- interest lists according to multiple category of interest, wrap in interest list
Include multiple sub- interest lists.For example, include the sub- interest list of multiple category of interest in interest list, every sub- interest list
In include corresponding classification multiple file identifications.It, can be more smart by classifying to the file information in interest list
Corresponding category of interest in the quasi- identification favorite multimedia file of user.
In one embodiment, play instruction carries user identifier, this method further include: according to file identification acquisition pair
The file information answered；The file information includes category attribute；The file information is added to the corresponding sub- interest list of category attribute；Root
The interest list updated is generated according to sub- interest list；The interest list of update is synchronized in Cloud Server according to user identifier.
User can be operated by the application triggers multimedia file program request on corresponding terminal device, wherein logical
It may include the login account information of user when crossing application program broadcasting multimedia file, in application program, wrapped in account information
User identifier is included.Terminal device can obtain corresponding play instruction according to the multimedia file program request operation that user triggers,
File identification and user identifier are carried in play instruction.
After terminal device obtains the play instruction of user's triggering, obtained according to the file identification that play instruction carries corresponding
Multimedia file plays out multimedia file, and generates the currently playing record of multimedia file；Terminal device then obtains
History playlist, when there are when this document mark, indicating that user once played the multimedia file in history playlist,
Terminal device then further plays in record in history according to file identification and obtains corresponding broadcasting time, according to currently playing note
The broadcasting time corresponding with file identification that adds up is recorded, cumulative frequency is obtained.It obtains audio and plays the broadcasting time recorded in information,
Increase broadcasting time according to playing to record, so as to obtain the video-on-demand times of the multimedia file.When cumulative frequency reaches mesh
When marking threshold value, indicate that the multimedia file is the multimedia file that user prefers.
Wherein, terminal device can further obtain more matchmakers after obtaining corresponding multimedia file according to file identification
The attribute information of body file, for example, the file name of multimedia file, category attribute, broadcasting time, history program request record and when
Between equal attribute informations, terminal then utilizes the multinomial attribute information of multimedia file to generate corresponding the file information.
Terminal device obtains corresponding the file information according to file identification, includes category attribute in the file information.Terminal
The file information is added in interest list in corresponding sub- interest list according to the category attribute of multimedia file by equipment in turn.
It wherein, include the corresponding sub- interest list of multiple category attributes in interest list.Terminal device is according to the sub- interest list pair
Interest list is updated, and generates the interest list of update, and interest list is synchronized in Cloud Server according to user identifier,
So that Cloud Server synchronizes update to the interest list of the user.Even if to replace device plays multimedia in user
When file, the interest list of user is also to automatically update.It, can be by corresponding when user's program request multimedia file again
Terminal to server sends on-demand request, provides so that server obtains corresponding file according to the file identification of the multimedia file
Source identifier, and the file resource identifier of the multimedia file is returned to terminal, what terminal can then be returned according to server
File resource identifier plays out the multimedia file.It is possible thereby to which user is made conveniently and effectively to appreciate multimedia text
Part effectively increases user experience, brings convenience for user.
In one embodiment, as shown in figure 3, attribute information includes category attribute, the file information is added to classification category
The step of property corresponding sub- interest list includes:
Step 302, the sub- interest list in interest list is obtained；Sub- interest list includes multiple category of interest and corresponding
Quantity of documents.
Step 304, the classification preference degree of multiple category of interest is calculated according to category of interest and quantity of documents；According to classification category
Property obtain corresponding classification preference degree.
Step 306, program request preference degree mapping table is obtained, obtains correspondence from program request preference degree mapping table according to cumulative frequency
Program request preference degree.
Step 308, the interest-degree identified according to classification preference degree and program request preference degree calculation document.
Step 310, when interest-degree reaches preset threshold, it is emerging that file identification is added to by corresponding son according to category attribute
In interesting list.
After terminal device obtains the play instruction of user's triggering, obtained according to the file identification that play instruction carries corresponding
Multimedia file plays out multimedia file, and generates the currently playing record of multimedia file；Terminal device then obtains
History playlist, when there are when this document mark, indicating that user once played the multimedia file in history playlist,
Terminal device then further plays in record in history according to file identification and obtains corresponding broadcasting time, according to currently playing note
The broadcasting time corresponding with file identification that adds up is recorded, cumulative frequency is obtained.It obtains audio and plays the broadcasting time recorded in information,
Increase broadcasting time according to playing to record, so as to obtain the video-on-demand times of the multimedia file.When cumulative frequency reaches mesh
When marking threshold value, indicate that the multimedia file is the multimedia file that user prefers.
Wherein, terminal device can classify according to the corresponding attribute information of file identifications multiple in interest list, obtain
Multiple sub- interest lists are generated to multiple category of interest, and according to multiple category of interest, include multiple sub- interest in interest list
List.
Terminal device then can further obtain the sub- interest list in interest list, include corresponding in sub- interest list
Category of interest and quantity of documents.Wherein, terminal device can analyze category of interest and corresponding quantity of documents, can be with
User is analyzed to the fancy grade of the category of interest.For example, can be according to the corresponding quantity of documents of a certain category of interest in institute
There is ratio shared in sub- interest list, calculates the corresponding classification preference degree of the category of interest.Terminal device then can be according to working as
The category attribute information of the multimedia file of preceding broadcasting calculates corresponding classification preference degree.
Further, the broadcasting cumulative frequency of multimedia file can also influence user to the interest-degree of multimedia file.
When the number that user plays multimedia file is more, expression user is larger to the favorable rating of the multimedia file.Specifically, may be used
To be pre-configured with the program request preference degree mapping table of broadcasting time and preference degree, multimedia text is prefixed in program request preference degree mapping table
The corresponding relationship between cumulative frequency and interest-degree that part plays.Such as the cumulative number of multimedia file within a preset period of time
It is 3 times, then the corresponding program request preference degree of the multimedia file can be 75%.
After terminal device obtains the cumulative number of currently playing multimedia file, then available program request preference degree mapping
Table matches to obtain the program request preference degree of the multimedia file according to program request preference degree mapping table.Terminal device then can be further
According to the classification preference degree and program request preference degree of the multimedia file, user is calculated to the whole interest of the multimedia file
Degree.Specifically, terminal device can be with preset classification preference degree and the corresponding weight of program request preference degree, and then is liked according to classification
Good degree and program request preference degree and corresponding weight calculation go out the interest-degree of multimedia file.
After terminal device calculates the interest-degree of the multimedia file, when interest-degree reaches preset threshold, user is indicated
It is larger to the favorable rating of the multimedia file.Terminal device then adds the file information according to the category attribute of the multimedia file
It adds in corresponding sub- interest list.By calculating user to the classification preference degree and program request preference degree of multimedia file, by
This accurately and effectively can analyze user to the synthesis interest-degree of multimedia file according to classification preference degree and program request preference degree,
And be automatically added in the sub- interest list in interest list, effectively increase the accurate of the multimedia file of identification user preferences
Rate.
In one embodiment, history playlist includes quantity total value, this method further include: when the accumulation of file identification
Number miss the mark threshold value, and when quantity total value is less than total amount threshold value, it obtains multiple broadcasting in history playlist and records
Data；Multiple broadcastings record data are ranked up, ranking results are obtained；File identification is added to according to ranking results described
In history playlist.
After terminal device obtains the play instruction of user's triggering, obtained according to the file identification that play instruction carries corresponding
Multimedia file plays out multimedia file, and generates the currently playing record of multimedia file；Terminal device then obtains
History playlist, when there are when this document mark, indicating that user once played the multimedia file in history playlist,
Terminal device then further plays in record in history according to file identification and obtains corresponding broadcasting time, according to currently playing note
The broadcasting time corresponding with file identification that adds up is recorded, cumulative frequency is obtained.It obtains audio and plays the broadcasting time recorded in information,
Cumulative broadcasting time is recorded according to playing, so as to obtain the video-on-demand times of the multimedia file.
When the cumulative number miss the mark value of this document mark, indicate user to the favorable rating of the multimedia file
It is not high.Terminal device then further judges whether the quantity total value in history playlist is more than total amount threshold value, works as this document
The cumulative number miss the mark value of mark, and when quantity total value is less than total amount threshold value, then it obtains in history playlist
Multiple broadcastings record data.Playing in record data includes multiple file identifications and corresponding the file information, in the file information
It include the attribute informations such as broadcasting time, play time parameter, the file type of multimedia file.
Terminal device is then ranked up according to the file information for playing record data, wherein terminal device is according to this document
The currently playing record of mark plays after record data are updated the history that this document identifies and is ranked up again.Such as it can be with
Multiple priority for playing record data are calculated according to the broadcasting time of multimedia file and program request time parameter, and according to preferential
Grade is ranked up multiple broadcastings record data in history playlist, obtains ranking results.Terminal device is then according to sequence
As a result the currently playing record that this document identifies is updated in history playlist.It is preferential by being carried out to history playlist
Grade sequence after, then by it is currently playing record increase newly into history playlist, it is possible thereby to effectively according to the program request of user practise
Used more new historical playlist, effectively improves the update treatment effeciency of table data.
In one embodiment, the step of being ranked up to multiple broadcastings record data includes: to obtain history playlist
In it is multiple play record data broadcasting times and program request time parameter；It is calculated according to broadcasting frequency number and play time parameter more
A priority for playing record data；Multiple broadcastings record data in history playlist are ranked up according to priority.
Wherein, playing in record data includes multiple file identifications and corresponding the file information, includes in the file information
The attribute informations such as the broadcasting time of multimedia file, play time parameter, file type.Terminal device obtains play instruction
Afterwards, corresponding multimedia file is obtained according to the file identification that play instruction carries, multimedia file is played out, and generates
The currently playing record of multimedia file；Terminal device then obtains history playlist, when there are this articles in history playlist
When part identifies, indicate that user once played the multimedia file, terminal device is then further broadcast according to file identification in history
It puts in record and obtains corresponding broadcasting time, record the broadcasting time corresponding with file identification that adds up according to currently playing, obtain
Cumulative frequency.When the cumulative number miss the mark value of this document mark, indicate that user likes journey to the multimedia file
It spends not high.Terminal device then further judges whether the quantity total value in history playlist is more than total amount threshold value, works as this article
The cumulative number miss the mark value of part mark, and when quantity total value is less than total amount threshold value, then it obtains in history playlist
Multiple broadcastings record data.
Terminal device is further ranked up according to the file information for playing record data.Wherein, terminal device is according to this
The currently playing record of file identification plays after record data are updated the history that this document identifies and is ranked up again.Specifically
Ground, terminal device can be pre-configured with the priority weighting for playing record data, such as by broadcasting time and play time parameter
As the higher index of priority, and preset corresponding priority weighting.Terminal device is in turn according to multimedia file
Broadcasting time and play time parameter and corresponding priority weighting calculate multiple priority for playing record data, and
Multiple broadcastings record data in history playlist are ranked up according to priority, obtain ranking results.Terminal device is then
The currently playing record for being identified this document according to ranking results is more into history playlist.By to history playlist into
Row major grade sequence after, then by it is currently playing record increase newly into history playlist, it is possible thereby to effectively according to user's
More new historical playlist is accustomed in program request, effectively improves the update treatment effeciency of playlist data.
For example, when new one song of program request of user, when this song song is there are in history playlist, but the point of this song
When broadcasting number and not reaching targets threshold, then multiple history in more history playlists play record data and are ranked up, and obtain
The currently playing record of the song is added to ranking results pair in history playlist to ranking results, and according to ranking results
The position answered.For example, the priority level of the broadcasting cumulative frequency of multimedia file can be configured to 1 grade, play time ginseng
Several priority levels is configured to 2 grades, and terminal device is then according to broadcasting time and program request time parameter and corresponding excellent
The currently playing record of the song is inserted into corresponding sorting position by first grade weight, the ranking results being calculated.Such as sequence
First element can be the song that video-on-demand times are minimum, play time parameter is earliest from current time in history playlist afterwards
Song plays record data, and the last one element can be video-on-demand times at most, play time parameter it is nearest from current time
Playback of songs records data.
In one embodiment, this method further include: if the corresponding broadcasting of file identification is not present in history playlist
When recording data, the quantity total value of history playlist is obtained；When quantity total value is less than total amount threshold value, according to file identification
Corresponding the file information is obtained, and generates the currently playing record of file identification according to the file information；By the current of file identification
Record is played to be added in history playlist.
After terminal device obtains the play instruction of user's triggering, obtained according to the file identification that play instruction carries corresponding
Multimedia file plays out multimedia file, and generates the currently playing record of multimedia file.Meanwhile terminal device
Available history playlist is indicated when broadcasting record data corresponding there is no file identification in history playlist
User did not play the multimedia file within a preset period of time.Terminal device then further obtains the number of history playlist
Total value is measured, and judges whether the quantity total value of history playlist has reached preset total amount threshold value, i.e. detection history played column
Whether the total quantity of table has been saturated.
If the quantity total value of history playlist is not up to preset total amount threshold value, corresponding text is obtained according to file identification
Part information, and according to the currently playing record of the file information generation file identification.Terminal device and then working as this document mark
Preceding broadcasting record is added in history playlist.
Further, after terminal device can also be ranked up the record data of multiple broadcastings in historical record data,
It is added in history playlist according to the currently playing record that ranking results identify this document.Specifically, terminal device can
To calculate multiple broadcasting record data and currently playing record according to the broadcasting time of multimedia file and program request time parameter
Priority, and according to priority in history playlist multiple broadcastings record data and currently playing record arrange
Sequence obtains ranking results.Terminal device is then added to history according to the currently playing record that ranking results identify this document and broadcasts
Emplace corresponding position in table.It, can be effectively by carrying out priority ranking to broadcasting record data in history playlist
It is accustomed to more new historical playlist according to the program request of user, to effectively improve the update processing effect of playlist data
Rate.
In one embodiment, this method further include: when there is no the corresponding broadcastings of file identification in history playlist
Data are recorded, and when quantity total value reaches total amount threshold value, obtains multiple broadcasting record data in history playlist；Play record
Data include broadcasting time and play time parameter；Multiple broadcastings, which are calculated, according to broadcasting time and play time parameter records data
Priority value；Broadcasting record data to be deleted are determined according to priority value, and broadcasting to be deleted record data are broadcast from history
It emplaces in table and deletes；The currently playing record of file identification is added in history playlist.
After terminal device obtains the play instruction of user's triggering, obtained according to the file identification that play instruction carries corresponding
Multimedia file plays out multimedia file, and generates the currently playing record of multimedia file.Meanwhile terminal device
Available history playlist is indicated when broadcasting record data corresponding there is no file identification in history playlist
User did not play the multimedia file within a preset period of time.Terminal device then further obtains the number of history playlist
Total value is measured, and judges whether the quantity total value of history playlist has reached preset total amount threshold value, i.e. detection history played column
Whether the total quantity of table has been saturated.
If the quantity total value of history playlist has reached preset total amount threshold value, then it represents that the data of history playlist
It has been be saturated that, after needing to delete the broadcasting record data in history playlist, then currently broadcasting this document mark
Record is put to be added in history playlist.
Terminal device then obtains multiple broadcasting record data in history playlist, and playing record data includes broadcasting time
Several and play time parameter.Wherein it is possible to be pre-configured with the priority weighting for playing record data, such as by broadcasting time and broadcast
Time parameter is put as the higher index of priority, and preset corresponding priority weighting.Terminal device is in turn according to more
The broadcasting time and program request time parameter of media file and corresponding priority weighting calculate multiple broadcastings and record data
Priority value, and according to priority in history playlist multiple broadcastings record data carry out priority value sequence, and
It is that broadcasting to be deleted records data by the smallest broadcasting record data markers of priority value.Terminal device then remembers broadcasting to be deleted
Record data are deleted from history playlist.
Terminal device obtains corresponding the file information according to file identification, and generates working as file identification according to the file information
Preceding broadcasting record.The currently playing record of this document mark is added in history playlist by terminal device in turn.Further
Ground, terminal device can also calculate the priority value of currently playing record, and record data and currently playing record according to playing
Priority be ranked up, and then history playlist is added to according to the currently playing record that ranking results identify this document
In corresponding position.By carrying out priority ranking to broadcasting record data in history playlist, and it is lower to delete priority
Broadcasting record data after more new historical playlist, can effectively according to the program request of user be accustomed to more new historical played column
Table, to effectively improve the update treatment effeciency of playlist data.
It should be understood that although each step in the flow chart of Fig. 2-3 is successively shown according to the instruction of arrow,
These steps are not that the inevitable sequence according to arrow instruction successively executes.Unless expressly stating otherwise herein, these steps
Execution there is no stringent sequences to limit, these steps can execute in other order.Moreover, at least one in Fig. 2-3
Part steps may include that perhaps these sub-steps of multiple stages or stage are not necessarily in synchronization to multiple sub-steps
Completion is executed, but can be executed at different times, the execution sequence in these sub-steps or stage is also not necessarily successively
It carries out, but can be at least part of the sub-step or stage of other steps or other steps in turn or alternately
It executes.
In one embodiment, as shown in figure 4, providing a kind of playlist generating means based on multimedia file,
It include: instruction acquisition module 402, file playing module 404, played data processing module 406 and List Generating Module 408,
In:
Instruction acquisition module 402, for obtaining play instruction, audio play instruction carries file identification；
File playing module 404 carries out multimedia file for obtaining corresponding multimedia file according to file identification
It plays, and generates the currently playing record of multimedia file；
Played data processing module 406, for obtaining history playlist, when there are file identifications in history playlist
When, it is played in record according to file identification in history and obtains corresponding broadcasting time；Cumulative and file is recorded according to currently playing
Corresponding broadcasting time is identified, cumulative frequency is obtained；
List Generating Module 408, for when cumulative frequency reaches targets threshold, file identification to be added to interest list
In.
In one embodiment, play instruction carries user identifier, which further includes list category module, for obtaining
The corresponding the file information of multiple file identifications in interest list, the file information includes attribute information；According to attribute information to interest
File identification in list is classified, and multiple category of interest are obtained；Multiple sub- interest lists are generated according to multiple category of interest,
It include multiple sub- interest lists in interest list；List Generating Module 408 is also used to obtain corresponding file according to file identification
Information；The file information includes category attribute；The file information is added to the corresponding sub- interest list of category attribute；According to sub- interest
List generates the interest list updated；The interest list of update is synchronized in Cloud Server according to user identifier.
In one embodiment, attribute information includes category attribute, and List Generating Module 408 is also used to obtain interest list
In sub- interest list；Sub- interest list includes multiple category of interest and corresponding quantity of documents；According to category of interest and file
Quantity calculates the classification preference degree of multiple category of interest；Corresponding classification preference degree is obtained according to category attribute；Obtain program request happiness
Mapping table is spent well, corresponding program request preference degree is obtained from program request preference degree mapping table according to cumulative frequency；Liked according to classification
The interest-degree of degree and program request preference degree calculation document mark；When interest-degree reaches preset threshold, according to category attribute by file
Mark is added in corresponding sub- interest list.
In one embodiment, history playlist includes quantity total value, and played data processing module 406 is also used to when text
The cumulative frequency miss the mark threshold value of part mark obtains multiple broadcastings in history playlist and records data；To multiple broadcastings
Record data are ranked up, and obtain ranking results；List Generating Module 408 is also used to currently playing record according to ranking results
It is added in history playlist.
In one embodiment, played data processing module 406 is also used to obtain multiple broadcasting notes in history playlist
Record the broadcasting time and program request time parameter of data；Multiple broadcastings, which are calculated, according to broadcasting time and play time parameter records data
Priority；Multiple broadcastings record data in history playlist are ranked up according to priority.
In one embodiment, if played data processing module 406 is also used in history playlist, there is no files-designateds
When knowing corresponding broadcasting record data, the quantity total value of history playlist is obtained；When quantity total value is not up to total amount threshold value,
Corresponding the file information is obtained according to file identification, and generates the currently playing record of file identification according to the file information；List
Generation module 408 is also used to for the currently playing record of file identification being added in history playlist.
In one embodiment, played data processing module 406 is also used to when there is no files-designateds in history playlist
Know corresponding broadcasting record data, and when quantity total value reaches total amount threshold value, obtains multiple broadcasting in history playlist and record
Data；Playing record data includes broadcasting time and play time parameter；It is calculated according to broadcasting time and play time parameter more
A priority value for playing record data；Broadcasting record data to be deleted are determined according to priority value, and broadcasting to be deleted is remembered
Record data are deleted from history playlist；List Generating Module 408 is also used to add the currently playing record of file identification
Into history playlist.
Specific restriction about the playlist generating means based on multimedia file may refer to above for being based on
The restriction of the playlist generation method of multimedia file, details are not described herein.The above-mentioned playlist based on multimedia file
Modules in generating means can be realized fully or partially through software, hardware and combinations thereof.Above-mentioned each module can be hard
Part form is embedded in or independently of in the processor in computer equipment, can also be stored in computer equipment in a software form
Memory in, execute the corresponding operation of above modules in order to which processor calls.
In one embodiment, a kind of computer equipment is provided, which can be terminal, internal structure
Figure can be as shown in Figure 5.The computer equipment includes processor, the memory, network interface, loudspeaking connected by system bus
Device and input unit.Wherein, the processor of the computer equipment is for providing calculating and control ability.The computer equipment is deposited
Reservoir includes non-volatile memory medium, built-in storage.The non-volatile memory medium is stored with operating system and computer journey
Sequence.The built-in storage provides environment for the operation of operating system and computer program in non-volatile memory medium.The calculating
The network interface of machine equipment is used to communicate with external terminal by network connection.When the computer program is executed by processor with
Realize a kind of playlist generation method based on multimedia file.The loudspeaker of the computer equipment can be more for playing
The loudspeaker of media file, the input unit of the computer equipment can be the touch layer covered on display screen, be also possible to count
Key, trace ball or the Trackpad being arranged on machine equipment shell are calculated, can also be external keyboard, Trackpad or mouse and sound
Control input unit etc..
It will be understood by those skilled in the art that structure shown in Fig. 5, only part relevant to application scheme is tied
The block diagram of structure does not constitute the restriction for the computer equipment being applied thereon to application scheme, specific computer equipment
It may include perhaps combining certain components or with different component layouts than more or fewer components as shown in the figure.
In one embodiment, a kind of computer readable storage medium is provided, computer program is stored thereon with, is calculated
Machine program realizes the playlist based on multimedia file provided in any one embodiment of the application when being executed by processor
The step of generation method.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the computer program can be stored in a non-volatile computer
In read/write memory medium, the computer program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein,
To any reference of memory, storage, database or other media used in each embodiment provided herein,
Including non-volatile and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM
(PROM), electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include
Random access memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms,
Such as static state RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhancing
Type SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM
(RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of playlist generation method based on multimedia file, which comprises
Play instruction is obtained, the play instruction carries file identification；
Corresponding multimedia file is obtained according to the file identification, the multimedia file is played out, and described in generation
The currently playing record of multimedia file；
Obtain history playlist, when in the history playlist there are when the file identification, according to the file identification
It is played in record in history and obtains corresponding broadcasting time；
According to the currently playing cumulative broadcasting time corresponding with the file identification of record, cumulative frequency is obtained；
When the cumulative frequency reaches targets threshold, the file identification is added in interest list.
2. the method is also the method according to claim 1, wherein the play instruction carries user identifier
Include:
The corresponding the file information of multiple file identifications in the interest list is obtained, the file information includes attribute information；
Classified according to the attribute information to the file identification in the interest list, obtains multiple category of interest；
Multiple sub- interest lists are generated according to the multiple category of interest, include multiple sub- interest lists in the interest list；
The described file identification is added in interest list include:
Respective file information is obtained according to the file identification；
The file information is added to the corresponding sub- interest list of the category attribute；
The interest list updated is generated according to the sub- interest list, and is arranged the interest of the update according to the user identifier
Table is synchronized in Cloud Server.
3. according to the method described in claim 2, it is characterized in that, the attribute information includes category attribute, it is described will be described
The file information is added to the step of category attribute corresponding sub- interest list, comprising:
Obtain the sub- interest list in the interest list；The sub- interest list includes multiple category of interest and corresponding file
Quantity；
The classification preference degree of multiple category of interest is calculated according to the category of interest and quantity of documents；It is obtained according to the category attribute
Take corresponding classification preference degree；
Program request preference degree mapping table is obtained, corresponding point is obtained from the program request preference degree mapping table according to the cumulative frequency
Broadcast preference degree；
The interest-degree of the file identification is calculated according to the classification preference degree and the program request preference degree；
When the interest-degree reaches preset threshold, it is emerging that the file identification is added to by corresponding son according to the category attribute
In interesting list.
4. the method according to claim 1, wherein the history playlist includes quantity total value, the side
Method further include:
When the cumulative frequency miss the mark threshold value of the file identification, multiple broadcasting records in the history playlist are obtained
Data；
The multiple broadcasting record data are ranked up, ranking results are obtained；
The currently playing record is added in the history playlist according to the ranking results.
5. according to the method described in claim 4, it is characterized in that, described play what record data were ranked up to the multiple
Step includes:
Obtain multiple broadcasting times and program request time parameter for playing record data in the history playlist；
The multiple priority for playing record data is calculated according to the broadcasting time and the play time parameter；
Multiple broadcastings record data in the history playlist are ranked up according to the priority.
6. the method according to claim 1, wherein the method also includes:
If obtaining the history when broadcasting record data corresponding there is no the file identification in the history playlist and broadcasting
Emplace the quantity total value of table；
When the quantity total value is not up to total amount threshold value, according to the corresponding the file information of file identification acquisition, and according to
The file information generates the currently playing record of the file identification；
The currently playing record of the file identification is added in the history playlist.
7. according to the method described in claim 6, it is characterized in that, the method also includes:
Data are recorded when the corresponding broadcasting of the file identification is not present in the history playlist, and the quantity total value reaches
When to total amount threshold value, multiple broadcastings record data in the history playlist are obtained；The broadcasting record data include playing
Number and play time parameter；
The multiple priority value for playing record data is calculated according to the broadcasting time and play time parameter；
Broadcasting record data to be deleted are determined according to the priority value, and the broadcasting record data to be deleted are gone through from described
It is deleted in history playlist；
The currently playing record of the file identification is added in the history playlist.
8. a kind of playlist generating means based on multimedia file, described device include:
Instruction acquisition module, for obtaining play instruction, the audio play instruction carries file identification；
File playing module, for obtaining corresponding multimedia file according to the file identification, to the multimedia file into
Row plays, and generates the currently playing record of the multimedia file；
Played data processing module, for obtaining history playlist, when there are the files-designateds in the history playlist
When knowledge, is played in record according to the file identification in history and obtain corresponding broadcasting time；According to the currently playing record
Add up broadcasting time corresponding with the file identification, obtains cumulative frequency；
List Generating Module, for when the cumulative frequency reaches targets threshold, file identification to be added in interest list.
9. a kind of terminal device, including memory and processor, the memory are stored with computer program, which is characterized in that
The step of processor realizes any one of claims 1 to 7 the method when executing the computer program.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of method described in any one of claims 1 to 7 is realized when being executed by processor.
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| CN201910394248.3A CN110309326A (en) | 2019-05-13 | 2019-05-13 | Playlist generation method, device and terminal device based on multimedia file |
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