CN1979464A - Method for realizing playing according to request of user in digital media player - Google Patents
Method for realizing playing according to request of user in digital media player Download PDFInfo
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- CN1979464A CN1979464A CN 200510127951 CN200510127951A CN1979464A CN 1979464 A CN1979464 A CN 1979464A CN 200510127951 CN200510127951 CN 200510127951 CN 200510127951 A CN200510127951 A CN 200510127951A CN 1979464 A CN1979464 A CN 1979464A
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Abstract
The invention is a method for implementing on-demand playback in a digital media player, where the digital media player is stored with a playback list, and the playback list is stored with digital media playback settings, and the method comprises the steps of: starting up; reading the playback list; selecting digital media and setting the digital media in the playback list; storing the playback list before power-off. After a playback list is established in the digital media player, when wanting to listen to music, a user can play the music according to the parameters of the playback list, thus able to implement on-demand playback.
Description
Technical field
The present invention relates to a kind of player method of Digital Media, particularly, relate to a kind of method of playing by user's request in the digital media player of realizing.
Background technology
Audio playing apparatus such as mp3 more and more become popular star's consumption electronic product of welcoming.Along with the development of show business, all size record company and singer, composer etc. also present to popular innumerable audio entertain mem works simultaneously.In addition, along with the develop rapidly of micro harddisk and flash memory technology, the speed that is applied to the capacity increase of the memory storage on the carry-on audio-frequence player device is at present also accelerated day by day.The phenomenon of storing first songs up to a hundred on playback equipment easily is also more prevalent.
The result of so numerous audio frequency supplies and high capacity storage is that user's alternative in so numerous entertainment audio works also is very big.That is to say, often the user interested also certain paragraph in certain works just, perhaps different works are had the different broadcast mode of its preference.This just depends on player can provide function corresponding, makes the user can listen to his interested works paragraph easily, and plays according to the broadcast mode that he liked.
At present, when the user wants to listen certain song specific part, can use the A-B record function that is provided on most of player.But the user can only be provided with and listen to the content of wanting repeat playing in playing media file, and this is provided with and can't preserves when shutting down or listen other song.Comprising the sound setting, playing that style is provided with etc. all is to come into force at that time, in case original being provided with of shutting down can't be preserved.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can customize play content according to user's request, carry out the method that Digital Media plays, offer a kind of function that can write down of user, with user-friendly to play content, broadcast mode, the various play parameter of its preference.
According to the method for playing by user's request in the realization digital media player of the present invention, in digital media player, realize, further stored playlist in this digital media player, stored the broadcast setting of Digital Media in the described playlist, this method comprises the steps: start; Read playlist; Select Digital Media, in playlist, this Digital Media is set; Preserve playlist before the shutdown.
Further, the setting of in playlist this Digital Media being carried out can comprise the steps: this Digital Media is play setting, writes the setting that this Digital Media is carried out in playlist.
Further, the setting of in playlist this Digital Media being carried out can comprise the steps: this Digital Media is play setting, and checks that the correspondence broadcast that whether has this Digital Media in the playlist is provided with; When the correspondence broadcast that does not have described Digital Media in the playlist is provided with, in playlist, write the setting that this Digital Media is carried out;
Further, the setting of in playlist this Digital Media being carried out can comprise the steps: this Digital Media is play setting, and checks that the correspondence broadcast that whether has this Digital Media in the playlist is provided with; When the correspondence broadcast that has described Digital Media in the playlist is provided with, select whether to write the setting that this Digital Media is carried out; When select to write to this Digital Media carry out be provided with the time, in playlist, write the setting that this Digital Media is carried out, cover original setting.
In addition, the setting of in playlist this Digital Media being carried out can also comprise the steps: the broadcast setting of this Digital Media of deletion from playlist.
In addition, also may comprise the steps: to delete this Digital Media; Check that the correspondence broadcast that whether has this Digital Media in the playlist is provided with; When the correspondence broadcast that has described Digital Media in the playlist was provided with, this broadcast of deletion was provided with from playlist.
Above-mentioned playlist is can be with a list structure, and stack architecture or queue structure realize.
In the described in the above method, described broadcast setting comprises the sound setting at least, and Digital Media plays the paragraph setting, plays style one of them or combination in any are set.
Further, playlist can be stored into the zone of user's inaccessible.To prevent owing to misoperation of users influences playlist.
The invention has the beneficial effects as follows that by setting up playlist in digital media player, if select according to playlist parameter played songs as the user, primary control program can be searched for this song automatically and whether exist in playlist when listening to song.If in playlist, find corresponding playitem then call stored information, and play, thereby can realize playing by user's request according to the setting in the playitem.
Description of drawings
Fig. 1 is the structural representation of at present more common digital media player.
Fig. 2 is to playlist structure and corresponding work step have been done to describe in detail according to an embodiment of the invention.
The flow chart description of Fig. 3 on digital media player, carry out the summary process that playlist is provided with.
The flow chart description of Fig. 4 the process of playitem is set on player.
The flow chart description of Fig. 5 the process of deletion playitem on player how.
The flow chart description of Fig. 6 on player the deletion song in, the corresponding operating of playlist.
The process flow diagram of Fig. 7 has been done to describe in detail to the job step of carrying out music according to playlist of the present invention.
Embodiment
Fig. 1 is the structural representation of at present more common digital media player.In this digital media player, mainly bear evaluation works such as the control of all peripheral components and encoding and decoding by the master chip 100 of a DSP kernel.USB interface 600 has realized being connected communication with main frames such as PC.LCD display module 300 is used to show various menus and other Useful Informations.Key-press module 400 is used to import various users and is provided with, and comprises that volume regulates, and plays to be provided with etc.Key-press module 400 constitutes the user interface of digital media player with the LCD display module.Data-carrier store 200 is mainly used to store the audio file of user's song and other types.These files generally leave user's visible partition 201 in, but also can mark the program that a panel region is used for storing DSP specially on the data-carrier store 200, it is the invisible subregion 202 of user, generally speaking this zone be user capture less than, have only the primary control program on the DSP just can have access to this zone.
When the user chose certain song to be played, player can provide corresponding menu interface, user can use button to select it to want the project that is provided with on LCD display module 300.For example, the segment that the user wants to hear when being played to this first song, the broadcast style of wanting when playing to hear, want the picture numbering browsed and browsing mode when playing even the sound size play or the like.Yet, in existing player, in case when shutdown or user listen to other song, the user carry out for this song these be provided with revival not.
In order to realize preserving the setting that the user carries out for particular songs, we can be at playlist of middle establishment of playing device.Can the above-mentioned user of record in this tabulation at particular songs the particular content of customized information.For example user-selected sequence number of getting corresponding sequence number, the sequence number of wanting browsing pictures and physical address that concrete physical address, the user of segment start address in memory storage want the broadcast style heard, browsing mode, value of size or the like plays sound.These information are stored in the playlist with the form of playitem.
For the ease of recorded information in playitem, provide an exemplary clauses and subclauses standard format now.All clauses and subclauses in the back are all come organizational information according to this form, so that the access of information.Shown in the following form of this exemplary entries standard format:
| The chained list sequence number | ||||
| Song title | ||||
| Play paragraph | The paragraph first address | |||
| Paragraph tail address | ||||
| Music style | ||||
| Volume | ||||
| Related picture | Picture | The picture-storage address | ||
| Browsing mode | ||||
| Whether play the lyrics | ||||
| Language | ||||
| Next clauses and subclauses pointer | ||||
Can recognize that the information in the clauses and subclauses can be not limited only to as mentioned above, other parameters relevant with broadcast can add wherein.Defined entry structure can also be defined as a normal structure in the present embodiment, and is general in various player and embodiment.But embodiments of the present invention and structure are not limited to as mentioned above.
These playitem are linked in sequence together, constitute playlist of the present invention.Having shown playlist according to an embodiment of the invention among Fig. 2 (a), is a typical storage of linked list structure.As we can see from the figure, this list structure has linked list head 10, and the back of linked list head 10 has linked each clauses and subclauses of song in order, and for example playitem 1, and playitem 2 etc. are up to playitem n.Previous clauses and subclauses can be preserved the pointer that points to next clauses and subclauses.Therefore, only need remember that linked list head just can have access to each clauses and subclauses.Can recognize that playlist structure of the present invention is not limited to linked list data structure, storehouse for example, other data structure such as formation is equally applicable to the present invention.
Playlist of the present invention also can be stored on the invisible subregion 202 of user.In start, read this tabulation and carry out associative operation, this tabulation can be write back this zone before the shutdown again as backing up for use next time by primary control program.Playlist just can not destroyed by general user and rewrite easily like this, unless content that can the update playing tabulation when user interface that provides by player normally is provided with.What it just can safety like this is saved, and waits until when needing and is called by primary control program.
After having set up playlist of the present invention in the digital media player, if select when listening to song according to playlist parameter played songs as the user, whether primary control program can be searched for this song automatically and exist in playlist.If in playlist, find corresponding playitem then call stored information, and play, thereby can realize playing by user's request according to the setting in the playitem.By the setting of using the playlists records user to carry out at particular songs, the invention provides a kind of method that can customize broadcast to the user, only need once configure the broadcast mode and the various parameter of his institute's preference to a certain first song or audio file user, playback equipment promptly can be its preservation, and plays according to the predefined mode of user when each the broadcast.Can save a lot of repeated operation for the user like this.
In addition, described method can be performed as independent application or as the plug-in unit that is used for existing music management software in personal computer.The playlist of being set up can be sent to digital media player subsequently.
The flow chart description of Fig. 3 on digital media player, carry out the summary process that playlist is provided with.After the start, in steps A 1, the invisible subregion 202 of the user of primary control program from data-carrier store 200 reads playlist.The user has and can select to allow digital media player be operated under the various mode of operations afterwards.Wherein, the user can be provided with playlist information under music pattern, can also be provided with under browse mode, no matter which kind of mode, the user must select a first song being provided with before, and this is that setting because of playlist is at certain song and configuration information.Suppose the user to select one of them pattern and entered the song setting process, having selected a first song steps A 2 users sets, here said setting is a total description, particularly, the user can be provided with the song that playitem was not set, perhaps revise and upgrade original broadcast setting, perhaps delete original broadcast setting, concrete setting process will be illustrated in conjunction with Fig. 4 below.After the setting of finishing a first song, whether the user can select to proceed to set in steps A 3, if continue, then selects next song to continue to set, if decision finishes then withdraws from setting process, and preserves the playlist of up-to-date setting.
The flow chart description of Fig. 4 the process of playitem is set on player.Suppose that the user has selected a pattern to enter a song and set pattern, and selected a first song (step B1).Enter the playitem setting of this head song at step B2.Can offer interface that playitem is set of user this moment on the LCD display 300 of digital media player, the user can be to being provided with such as in the above table each on this interface.After setting is finished, the playitem that needs to finish setting writes in the playlist, will check whether this song has existed respective entries (step B3) this moment in playlist, if had respective entries then judged whether to upgrade these clauses and subclauses (step B5) by the user, if this moment, these clauses and subclauses were not upgraded in user's decision, then direct end setup; And if the user determines to upgrade these clauses and subclauses, then these clauses and subclauses are covered and write playlist, thereby upgraded this playitem (step B6).Do not have respective entries if step B3 judges in the playlist, then set up new clauses and subclauses, the variable in the initialization clauses and subclauses is " sky ", and will have the item of modification to upgrade (step B4).Afterwards, finish the setting of this playitem.
Fig. 2 (b) is corresponding step B4's, increases the diagram of new song clauses and subclauses in chained list.If new playitem x comes between song clauses and subclauses 1 and the song clauses and subclauses 2 in order, then the chain pointer between clauses and subclauses 1 and the clauses and subclauses 2 is disconnected, and becomes the pointed clauses and subclauses 2 of the pointed clauses and subclauses x and the clauses and subclauses x of clauses and subclauses 1.In addition,, then create a linked list head, then new playitem directly is linked on the linked list head if do not set up playlist at the beginning.
The flow chart description of Fig. 5 the process of deletion playitem on player how.When the user need delete the configuration information of certain song, can when choosing this song, (step C1) select these song clauses and subclauses (step C2) of deletion by menu.This moment, primary control program can go to search the clauses and subclauses (step C3) that whether have this song in the existing playlist, just delete if present it (step C4).Otherwise, ignore this operation.
In addition, the flow chart description of Fig. 6 on player the deletion song in, the corresponding operating of playlist.Under browse mode, if when the user selects to want to delete wherein a first song in browsing the process of song (step D2), the playitem deletion of the song that need from playlist, will delete.At this moment, primary control program can be searched for the clauses and subclauses whether this song correspondence is arranged and have (step D3) in playlist, just deletes the clauses and subclauses (step D4) of this song correspondence if present earlier.
Deleting the method for a playitem in the playlist shown in Fig. 2 (c).Fig. 2 (c) is when the diagram that need delete certain clauses and subclauses from chained list.When needs deletion clauses and subclauses x, directly, in chained list, just can't have access to clauses and subclauses x like this with the chained list pointed clauses and subclauses 2 of clauses and subclauses 1, promptly clauses and subclauses x is deleted from chained list.
The process flow diagram of Fig. 7 has been done to describe in detail to the job step of carrying out music according to playlist of the present invention.At first, the user can enter the pattern of setting to whether according to the broadcast of playlist parameter (step e 1) being set, and perhaps can not provide this setting on digital player.Also select to play certain first song (step e 2) when the user selects to enter music pattern, when carrying out in the pattern of setting being provided with, at first whether player was provided with according to playlist broadcast (step e 3) before can judging the user.Do not play if be provided with according to playlist, primary control program is just play (step e 4) according to the parameter of present acquiescence; If the user had been provided with according to playlist and has play, when perhaps not providing this setting on the digital player, primary control program will search in existing playlist whether the pairing items for information of this song (step e 5) is arranged.Play (step e 6) if existing items for information exists according to the parameter item that has been provided with in the clauses and subclauses, wherein the parameter item that is not provided with promptly " sky " item still press the default parameters broadcast.Otherwise, if there is not items for information to exist all parameters all still according to an acquiescence broadcast (step e 7).
The user finishes use and presses closing key, needs earlier playlist is write back data storage area and then shutdown when player is received off signal.The playlist information that last time, shutdown write just can back up for the user and use in start next time like this.Thereby, realized that carrying out Digital Media according to user's request plays.
Claims (9)
1. a method that realizes playing by user's request in the digital media player has been stored playlist in the described digital media player, has stored the broadcast setting of Digital Media in the described playlist, and this method comprises the steps:
Step 1: start;
Step 2: read playlist;
Step 3: select Digital Media, in playlist, this Digital Media is set;
Step 4: preserve playlist before the shutdown.
2. method according to claim 1, the wherein described setting of step 3 comprises the steps:
This Digital Media is play setting, in playlist, write the broadcast setting that this Digital Media is carried out.
3. method according to claim 1, the wherein described setting of step 3 comprises the steps:
This Digital Media is play setting, and check that the correspondence broadcast that whether has this Digital Media in the playlist is provided with;
When the correspondence broadcast that does not have described Digital Media in the playlist is provided with, in playlist, write the setting that this Digital Media is carried out.
4. method according to claim 1, the wherein described setting of step 3 comprises the steps:
This Digital Media is play setting, and check that the correspondence broadcast that whether has this Digital Media in the playlist is provided with;
When the correspondence broadcast that has described Digital Media in the playlist is provided with, select whether to write the setting that this Digital Media is carried out;
When select to write to this Digital Media carry out be provided with the time, in playlist, write the setting that this Digital Media is carried out, cover original setting.
5. method according to claim 1, the wherein described setting of step 3 comprises the steps:
The broadcast setting of this Digital Media of deletion from playlist.
6. method according to claim 1, the wherein described setting of step 3 further comprises the steps:
Delete this Digital Media;
Check that the correspondence broadcast that whether has this Digital Media in the playlist is provided with;
When the correspondence broadcast that has described Digital Media in the playlist was provided with, this broadcast of deletion was provided with from playlist.
7. as each described method of claim 1 to 5, wherein said playlist is a list structure, perhaps stack architecture, perhaps queue structure.
8. as each described method of claim 1 to 5, wherein said broadcast setting comprises the sound setting at least, and Digital Media plays the paragraph setting, plays style one of them or combination in any are set.
9. as each described method of claim 1 to 5, in the step of wherein said preservation playlist, playlist is stored in the zone of user's inaccessible.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510127951 CN1979464A (en) | 2005-12-07 | 2005-12-07 | Method for realizing playing according to request of user in digital media player |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510127951 CN1979464A (en) | 2005-12-07 | 2005-12-07 | Method for realizing playing according to request of user in digital media player |
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| CN1979464A true CN1979464A (en) | 2007-06-13 |
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| CN 200510127951 Pending CN1979464A (en) | 2005-12-07 | 2005-12-07 | Method for realizing playing according to request of user in digital media player |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101236769B (en) * | 2008-01-24 | 2011-09-21 | 中兴通讯股份有限公司 | Multimedia file playing processing method |
| CN101546580B (en) * | 2008-03-27 | 2012-08-15 | 阿尔派株式会社 | Audio device |
| CN106897304A (en) * | 2015-12-18 | 2017-06-27 | 北京奇虎科技有限公司 | A kind for the treatment of method and apparatus of multi-medium data |
| CN108564973A (en) * | 2018-03-29 | 2018-09-21 | 北京英夫美迪科技股份有限公司 | A kind of audio file play method and device |
-
2005
- 2005-12-07 CN CN 200510127951 patent/CN1979464A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101236769B (en) * | 2008-01-24 | 2011-09-21 | 中兴通讯股份有限公司 | Multimedia file playing processing method |
| CN101546580B (en) * | 2008-03-27 | 2012-08-15 | 阿尔派株式会社 | Audio device |
| CN106897304A (en) * | 2015-12-18 | 2017-06-27 | 北京奇虎科技有限公司 | A kind for the treatment of method and apparatus of multi-medium data |
| CN108564973A (en) * | 2018-03-29 | 2018-09-21 | 北京英夫美迪科技股份有限公司 | A kind of audio file play method and device |
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