CN104899334A - Device and method for updating multimedia play list - Google Patents
Device and method for updating multimedia play list Download PDFInfo
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- CN104899334A CN104899334A CN201510357052.9A CN201510357052A CN104899334A CN 104899334 A CN104899334 A CN 104899334A CN 201510357052 A CN201510357052 A CN 201510357052A CN 104899334 A CN104899334 A CN 104899334A
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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
- G06F16/48—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/489—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using time information
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Abstract
The invention provides a device and a method for updating a multimedia play list. The device comprises a media information reading module for scanning a newly connected peripheral to obtain the creation time of a media file, a reference setting module for setting the time interval of searching for the media file and saving the latest creation time reference value of the media file, and a list generation module for comparing the creation time of the media file with the latest creation time reference value, and if the creation time of the media file is larger than the time value of the difference of the latest creation time reference value minus the time interval, adding the corresponding media file to a newly added file list. The device has the beneficial effects that the newly added media files are quickly classified by time, the time of searching for the newly copied media file from the peripheral device on a vehicle is saved so that a driver can focus on driving, and the driving safety can be improved.
Description
Technical field
The present invention relates to multimedia play list administrative skill field, particularly relate to a kind of multimedia play list updating device and method.
Background technology
In driving condition, driver goes the user interface that browsing information amount is various within the quite of short duration time, can impact safe driving.
User newly copies after in some media files to memory device, generally all can browse or listen to these media files at first, and the media file management program on current car machine is not show with time sequencing, and the media file of new copy will be searched inside total medium file, operate cumbersome, and driver's time that vision rests on car machine when searching the media file of new copy is longer, during operating cost, and the notice of driver can be disperseed, affect driving safety.
Summary of the invention
The invention provides a kind of multimedia list update device and method, the object of the invention is, allow driver more easily find in driving condition from external equipment newly copy into media file, save the time of searching media files on car machine, driver is made to be absorbed in driving, to increase drive safety.
For achieving the above object, the technical solution used in the present invention is:
One aspect of the present invention provides a kind of multimedia list update device, comprises media information read module, benchmark arranges module, time read module and the List Generating Module with above-mentioned model calling;
Described media information read module, for scanning the peripheral hardware of new access, obtains the newly-built time of media file;
Described benchmark arranges module for arranging the time interval of searching media file, and preserves the up-to-date newly-built time reference value of media file;
List Generating Module is used for the newly-built time of described media file to compare with up-to-date newly-built time reference value, as as described in newly-built time of media file be greater than the time value that up-to-date newly-built time reference value deducts the difference in the time interval, then corresponding media file is added newly-increased listed files.
Further, described List Generating Module is also for when the newly-built time of described media file is greater than up-to-date newly-built time reference value, up-to-date newly-built time reference value is updated to the newly-built time of described media file, and the up-to-date newly-built time reference value upgraded is kept at described benchmark and arranges in module.
Further, the up-to-date newly-built time reference value of newly-built time of described media file, the time interval of searching media file, media file is the time value of the media file in a certain file type.
Further, described multimedia list update device also comprises:
Tag storage module, for storing the picture tag of the mark representing the time interval;
Label adds module, for reading described picture tag, and described picture tag is added on by corresponding media file.
The present invention provides a kind of multimedia list updating method on the other hand, comprising:
The peripheral hardware of the new access of scanning, obtains the newly-built time of media file;
What arrange media file searches the time interval, and preserves the up-to-date newly-built time reference value of media file;
The newly-built time of described media file is compared with up-to-date newly-built time reference value, as described in newly-built time of media file be greater than the time value that up-to-date newly-built time reference value deducts the difference in the time interval, then corresponding media file is added newly-increased listed files.
Further, when the newly-built time of described media file is greater than up-to-date newly-built time reference value, up-to-date newly-built time reference value is updated to the newly-built time of described media file, and preserves the up-to-date newly-built time reference value upgraded.
Further, the up-to-date newly-built time reference value of newly-built time of described media file, the time interval of searching media file, media file is the time value of the media file in a certain file type.
Further, described multimedia list updating method also comprises:
Store the picture tag of the mark representing the time interval;
Read described picture tag, and described picture tag is added on by corresponding media file.
Beneficial effect of the present invention is: by carrying out Fast Classification to newly-increased media file from the time, save the time of searching media files on car machine, allow driver more easily find in driving condition from external equipment newly copy into media file, shortening sight line rests on the time on car machine, driver is made to be absorbed in driving, to increase drive safety.
Accompanying drawing explanation
Fig. 1 is the structural representation of multimedia list update device of the present invention;
Fig. 2 arranges the schematic diagram searching the time interval of media file in the present invention;
Fig. 3 is the schematic flow sheet upgrading newly-built time reference value in the present invention;
Fig. 4 is the schematic diagram of the list product process in multimedia list updating method of the present invention;
Fig. 5 is the effect schematic diagram of multimedia list update device and method of the present invention.
Embodiment
Specifically illustrate embodiments of the present invention below in conjunction with accompanying drawing, accompanying drawing is only for reference and use is described, does not form the restriction to scope of patent protection of the present invention.
Embodiment 1:
As shown in Figure 1, embodiments of the invention on the one hand provide a kind of multimedia list update device, comprise media information read module, benchmark arranges module and with the List Generating Module of above-mentioned model calling;
Described media information read module, for scanning the peripheral hardware of new access, obtains the newly-built time of media file;
As shown in Figure 2, described benchmark arranges module for arranging the time interval of searching media file to each newly-increased file type of display that needs, as in 1 day, in 1 week, in 1 month, or self-defined number of days (as 3 days, 5 days, 10 days etc.); This benchmark arranges module according to real needs independence setting-up time interval, and can arrange the different time intervals for different file types; Arrange in module at this benchmark, preserve the up-to-date newly-built time reference value of each file type needing display newly-increased, and described up-to-date newly-built time reference value can associate with peripheral hardware No. ID.
List Generating Module is used for the newly-built time of described media file to compare with up-to-date newly-built time reference value, as as described in newly-built time of media file be greater than the time value that up-to-date newly-built time reference value deducts the difference in the time interval, then corresponding media file is added newly-increased listed files.
In the present embodiment, described List Generating Module is also for when the newly-built time of described media file is greater than up-to-date newly-built time reference value, up-to-date newly-built time reference value is updated to the newly-built time of described media file, and the up-to-date newly-built time reference value upgraded is kept at described benchmark and arranges in module.
In the present embodiment, the up-to-date newly-built time reference value of newly-built time of described media file, the time interval of searching media file, media file is the time value of the media file in a certain file type.
In the present embodiment, described multimedia list update device also comprises:
Tag storage module, for storing the picture tag of the mark representing the time interval;
Label adds module, for reading described picture tag, and described picture tag is added on by corresponding media file.
The present invention provides a kind of multimedia list updating method on the other hand, comprising:
The peripheral hardware of the new access of scanning, obtains the newly-built time of media file; The up-to-date newly-built time is found out to each peripheral hardware.As shown in Figure 3, wherein mLastCreated is up-to-date newly-built time reference value, and concrete method of asking is: obtain the newly-built time needing each file listing newly-increased file type, and compare with mLastCreated, if larger than mLastCreated, then upgrade the value of mLastCreated; It should be noted that, up-to-date newly-built time reference value mLastCreated can with file type associations, that is mLastCreated can refer to the up-to-date newly-increased time of the media file of certain file type;
The time interval of searching media file is arranged to each newly-increased file type of display that needs, as in 1 day, in 1 week, in 1 month, or self-defined number of days (as 3 days, 5 days, 10 days etc.), according to real needs independence setting-up time interval, and can be set for different file types the different time intervals; Preserve the up-to-date newly-built time reference value mLastCreated of each file type needing display newly-increased, such as, 3 music files are had in USB flash disk, the newly-built time of music file A is 2015.6.10, the newly-built time of music file B is 2015.6.15, the newly-built time of music file C is 2015.6.20, then described up-to-date newly-built time reference value is exactly the up-to-date newly-built time in these 3 music files, i.e. 2015.6.20; And described up-to-date newly-built time reference value can associate with peripheral hardware No. ID;
According to the newly-built time of media file, the time interval of setting, identify qualified media file in the peripheral hardware of current access, generate newly-increased listed files; As shown in Figure 4, the idiographic flow that list generates is: compared with up-to-date newly-built time reference value the newly-built time of described media file, as as described in newly-built time of media file be greater than up-to-date newly-built time reference value, up-to-date newly-built time reference value is updated to the newly-built time of described media file, and preserves the up-to-date newly-built time reference value upgraded;
As shown in Figure 3, the newly-built time of described media file is compared with up-to-date newly-built time reference value, as as described in newly-built time of media file be greater than the time value that up-to-date newly-built time reference value deducts the difference in the time interval, then corresponding media file is added newly-increased listed files.
In the present embodiment, the up-to-date newly-built time reference value of newly-built time of described media file, the time interval of searching media file, media file is the time value of the media file in a certain file type.
Described multimedia list updating method also comprises:
Store the picture tag of mark representing the time interval, can in units of sky, as 01,03,05,07,10,30 etc.;
Read described picture tag, and described picture tag is added on by corresponding media file, to distinguish the interval number of days of newly-increased media file further.
As shown in Figure 5, music list increases " increasing newly " classification, according to copy time, comprises the song copied for the last time into USB flash disk, in the list display newly-increased time recently.
Above disclosedly be only preferred embodiment of the present invention, the scope of the present invention can not be limited with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, still belong to the scope that the present invention is contained.
Claims (8)
1. a multimedia list update device, is characterized in that: comprise media information read module, benchmark arranges module and with the List Generating Module of above-mentioned model calling;
Media information read module, for scanning the peripheral hardware of new access, obtains the newly-built time of media file;
Benchmark arranges module for arranging the time interval of searching media file, and preserves the up-to-date newly-built time reference value of media file;
List Generating Module is used for the newly-built time of described media file to compare with up-to-date newly-built time reference value, as as described in newly-built time of media file be greater than the time value that up-to-date newly-built time reference value deducts the difference in the time interval, then corresponding media file is added newly-increased listed files.
2. multimedia list update device according to claim 1, is characterized in that:
Described List Generating Module is also for when the newly-built time of described media file is greater than up-to-date newly-built time reference value, up-to-date newly-built time reference value is updated to the newly-built time of described media file, and the up-to-date newly-built time reference value upgraded is kept at described benchmark and arranges in module.
3. multimedia list update device according to claim 1 and 2, is characterized in that:
The up-to-date newly-built time reference value of the newly-built time of described media file, the time interval of searching media file, media file is the time value of the media file in a certain file type.
4. multimedia list update device according to claim 1 and 2, is characterized in that, also comprise:
Tag storage module, for storing the picture tag of the mark representing the time interval;
Label adds module, for reading described picture tag, and described picture tag is added on by corresponding media file.
5. a multimedia list updating method, is characterized in that, comprising:
The peripheral hardware of the new access of scanning, obtains the newly-built time of media file;
What arrange media file searches the time interval, and preserves the up-to-date newly-built time reference value of media file;
The newly-built time of described media file is compared with up-to-date newly-built time reference value, as described in newly-built time of media file be greater than the time value that up-to-date newly-built time reference value deducts the difference in the time interval, then corresponding media file is added newly-increased listed files.
6. multimedia list updating method according to claim 5, is characterized in that:
When the newly-built time of described media file is greater than up-to-date newly-built time reference value, up-to-date newly-built time reference value is updated to the newly-built time of described media file, and preserves the up-to-date newly-built time reference value upgraded.
7. the multimedia list updating method according to claim 5 or 6, is characterized in that:
The up-to-date newly-built time reference value of the newly-built time of described media file, the time interval of searching media file, media file is the time value of the media file in a certain file type.
8. the multimedia list updating method according to claim 5 or 6, is characterized in that, also comprise:
Store the picture tag of the mark representing the time interval;
Read described picture tag, and described picture tag is added on by corresponding media file.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510357052.9A CN104899334B (en) | 2015-06-24 | 2015-06-24 | A kind of multimedia play list updating device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510357052.9A CN104899334B (en) | 2015-06-24 | 2015-06-24 | A kind of multimedia play list updating device and method |
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| CN104899334A true CN104899334A (en) | 2015-09-09 |
| CN104899334B CN104899334B (en) | 2019-03-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110728516A (en) * | 2019-10-09 | 2020-01-24 | 支付宝(杭州)信息技术有限公司 | Method, device and equipment for updating wind control model |
| CN111966478A (en) * | 2020-08-18 | 2020-11-20 | 北京百度网讯科技有限公司 | Custom task ordering method and device, electronic device and medium |
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|---|---|---|---|---|
| JP2008171517A (en) * | 2007-01-15 | 2008-07-24 | Kenwood Corp | On-vehicle playback device |
| CN101320367A (en) * | 2007-06-08 | 2008-12-10 | 鹏智科技(深圳)有限公司 | Document processing unit and method |
| CN102999359A (en) * | 2012-11-22 | 2013-03-27 | Tcl集团股份有限公司 | Mount response method of external storage equipment and electronic equipment |
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2015
- 2015-06-24 CN CN201510357052.9A patent/CN104899334B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008171517A (en) * | 2007-01-15 | 2008-07-24 | Kenwood Corp | On-vehicle playback device |
| CN101320367A (en) * | 2007-06-08 | 2008-12-10 | 鹏智科技(深圳)有限公司 | Document processing unit and method |
| CN102999359A (en) * | 2012-11-22 | 2013-03-27 | Tcl集团股份有限公司 | Mount response method of external storage equipment and electronic equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110728516A (en) * | 2019-10-09 | 2020-01-24 | 支付宝(杭州)信息技术有限公司 | Method, device and equipment for updating wind control model |
| CN111966478A (en) * | 2020-08-18 | 2020-11-20 | 北京百度网讯科技有限公司 | Custom task ordering method and device, electronic device and medium |
| CN111966478B (en) * | 2020-08-18 | 2024-02-20 | 北京百度网讯科技有限公司 | Custom task ordering method and device, electronic device and medium |
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| CN104899334B (en) | 2019-03-19 |
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