CN105653617B - Multimedia file management device quickly shows the method and system of file - Google Patents
Multimedia file management device quickly shows the method and system of file Download PDFInfo
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- CN105653617B CN105653617B CN201510992465.4A CN201510992465A CN105653617B CN 105653617 B CN105653617 B CN 105653617B CN 201510992465 A CN201510992465 A CN 201510992465A CN 105653617 B CN105653617 B CN 105653617B
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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
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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
- G06F16/10—File systems; File servers
- G06F16/16—File or folder operations, e.g. details of user interfaces specifically adapted to file systems
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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
- G06F16/435—Filtering based on additional data, e.g. user or group profiles
Abstract
The present invention relates to the method and system that a kind of multimedia file management device quickly shows file, wherein, the method that multimedia file management device quickly shows file, the following steps are included: the file under search current root nodal directory, judge whether file is multimedia file, if multimedia file, the information of this document is stored in default set；The file under current root nodal directory is searched for, whether there is multimedia file according in default recursive algorithm retrieval file folder, if it exists multimedia file, the information of storage folder in default set；The recurrence termination condition of default recursive algorithm is when retrieving multimedia file for the first time, to terminate this recurrence；According to the information stored in default set, file corresponding with information and file respectively are shown under current root nodal directory in interface；Information includes store path and type.If storing many files in storage equipment, search and display can be also rapidly completed in the present invention.
Description
Technical field
The present invention relates to fields of communication technology, and the side of file is quickly shown more particularly to a kind of multimedia file management device
Method and system.
Background technique
By more in multimedia file management device opening (browsing) the storage equipment in android system in traditional technology
When media file, what is generallyd use is the multimedia database for calling Android to have, and then obtains file in storage equipment
All multimedia data informations under catalogue carry out the decoding of picture thumbnail, the decoding of video first frame thumbnail, audio file
The decoding of album picture element sketch map could be normal in multimedia file management device after waiting all information to decode and complete
Show multimedia file.The method flow diagram that traditional technology uses is as shown in Figure 1, user passes through more matchmakers in android system
When body file manager opens extraneous or built in memory device, multimedia file and file all below first Display directory
Folder, then opens the file of needs again, eventually finds and open file destination.
During realization, inventor has found that at least there are the following problems in traditional technology:
Maximum problem in traditional technology, user must find the multimedia file of needs by way of chasing after layer, if
If internal or external storage content is too big, it is possible to cause to first switch on multimedia file catalogue it is time-consuming very
It is long, if being shown on the poor machine of processor, it is especially apparent, needs a few minutes sometimes, could open more
Media file manager or display are completed；The step of elapsed time is embodied in two aspects: on the one hand, android system is included
After scanning multimedia file needs to scan through the All Files in storage equipment, multimedia file can be just recognized, it then will be more
Media file is put into corresponding multimedia database；In addition, it is necessary to which all file thumbnails are all decoded, number is put into
After in library, multimedia file management device could be opened, influences the use of user.
Summary of the invention
Based on this, it is necessary to for traditional technology by when file, being shown in multimedia file management device browsing storage equipment
Show the slow-footed problem of file, the method and system that a kind of multimedia file management device quickly shows file are provided.
To achieve the goals above, the embodiment of technical solution of the present invention are as follows:
On the one hand, a kind of method that multimedia file management device quickly shows file is provided, comprising the following steps:
The file under current root nodal directory is searched for, judges whether file is multimedia file, if multimedia file,
The information of this document is stored in default set；
The file under current root nodal directory is searched for, whether there is more matchmakers according in default recursive algorithm retrieval file folder
Body file, if it exists multimedia file, the information of storage folder in default set；The recurrence of default recursive algorithm terminates item
Part is when retrieving multimedia file for the first time, to terminate this recurrence；
According to the information stored in default set, shown in interface corresponding with information respectively under current root nodal directory
File and file；Information includes store path and type.
In one of the embodiments, according to the step preset in recursive algorithm retrieval file folder with the presence or absence of multimedia file
Suddenly it specifically includes:
It first looks for the presence or absence of subfile under folder content, subfile, judges whether the subfile is more if it exists
Media file terminates this recurrence if multimedia file；
If not multimedia file or if it does not exist subfile, it whether there is sub-folder under locating file clip directory；
Sub-folder if it exists returns literary according to recursive algorithm retrieval is preset using the sub-folder as above-mentioned file
The step of whether there is multimedia file in part folder, and when retrieving multimedia file for the first time, terminate this recurrence.Wherein
In one embodiment, judge that the step of whether file is multimedia file specifically includes:
The character string for intercepting the file suffixes name of file, judges whether character string is identical as file fingerprint name, if
It is identical, determine that file is multimedia file.
It further comprises the steps of: in one of the embodiments,
According to the information stored in default set, call decoder to the text corresponding with information under current root nodal directory
The thumbnail of part is decoded, and obtains the decoding thumbnail of file；
By the decoding thumbnail storage of file in default set.
Decoding thumbnail corresponding with above-mentioned file is shown in interface in one of the embodiments,.
On the other hand, a kind of system that multimedia file management device quickly shows file is provided, comprising:
Search file unit, the file for searching under current root nodal directory judge whether file is multimedia file,
If multimedia file, the information of this document is stored in default set；
Searching fold unit, the file for searching under current root nodal directory are retrieved according to default recursive algorithm
It whether there is multimedia file in file, if it exists multimedia file, the information of storage this document folder in default set；In advance
If the recurrence termination condition of recursive algorithm is when retrieving multimedia file for the first time, to terminate this recurrence；
Display unit, for showing in interface and dividing under current root nodal directory according to the information stored in default set
File not corresponding with information and file；The information includes store path and type.
Searching fold unit is also used in one of the embodiments:
It first looks for the presence or absence of subfile under folder content, subfile, judges whether the subfile is more if it exists
Media file terminates this recurrence if multimedia file；
If not multimedia file or if it does not exist subfile, it whether there is sub-folder under locating file clip directory；
Sub-folder if it exists returns literary according to recursive algorithm retrieval is preset using the sub-folder as above-mentioned file
The step of whether there is multimedia file in part folder, and when retrieving multimedia file for the first time, terminate this recurrence.Wherein
In one embodiment, search file unit includes:
Search module, the file for searching under current root nodal directory；
Judgment module, the character string of the file suffixes name for intercepting file, judge character string whether with multimedia file
Type name is identical, if they are the same, determines that file is multimedia file；
Memory module, for being the letter of storage file in default set when being in the judging result for intercepting judgment module
Breath.
In one of the embodiments, further include:
Decoder element, for calling decoder under current root nodal directory according to the information stored in default set
The thumbnail of file corresponding with information be decoded, obtain the decoding thumbnail of file；And by the decoding thumbnail of file
It is stored in default set.
Display unit is also used to show decoding thumbnail corresponding with file in interface in one of the embodiments,.
Above-mentioned technical proposal has the following beneficial effects:
Multimedia file management device of the present invention quickly shows the method and system of file, present invention uses fragment algorithm,
The searching method fragmentation of time-consuming, the catalogue that only search user needs is unwanted, not removal search, when saving a large amount of
Between, especially effect is obvious in actual use；Present invention employs constrain the recursive algorithm of termination condition to search for catalogue simultaneously
Tree, avoid the constantly recursive process of recursive algorithm, search for without equal All Files and just completed recurrence, further
Save the time；And the present invention is not used the included multimedia database of android system (Android multimedia database is searched
The each file of rope, consuming time is long), if storing many files in storage equipment, search display can be also rapidly completed in the present invention.
Detailed description of the invention
By being more particularly described for the preferred embodiment of the present invention shown in the drawings, above and other mesh of the invention
, feature and advantage will become more fully apparent.Identical appended drawing reference indicates identical part in all the attached drawings, and does not carve
Meaning draws attached drawing by actual size equal proportion scaling, it is preferred that emphasis is shows the gist of the present invention.
Fig. 1 is in traditional technology by more in the multimedia file management device opening storage equipment in android system
The method flow schematic diagram of media file；
Fig. 2 is the flow diagram for the embodiment of the method 1 that multimedia file management device of the present invention quickly shows file；
Fig. 3 is that multimedia file management device of the present invention quickly shows preset recursive algorithm in the embodiment of the method 1 of file
Flow diagram；
Fig. 4 is the flow diagram for the system embodiment 1 that multimedia file management device of the present invention quickly shows file.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.The method that multimedia file management device of the present invention quickly shows file is implemented
Example 1:
In order to solve traditional technology by when file, showing file speed in multimedia file management device browsing storage equipment
Slow problem, the present invention provides the embodiment of the method 1 that a kind of multimedia file management device quickly shows file, Fig. 2 is this hair
Bright multimedia file management device quickly shows the flow diagram of the embodiment of the method 1 of file；As shown in Fig. 2, may include with
Lower step:
Step S210: the file under search current root nodal directory judges whether file is multimedia file, if more matchmakers
Body file stores the information of this document in default set；
Step S220: searching for the file under current root nodal directory, is according in default recursive algorithm retrieval file folder
It is no there are multimedia file, multimedia file if it exists, the information of storage folder in default set；Default recursive algorithm
Recurrence termination condition is when retrieving multimedia file for the first time, to terminate this recurrence；
Step S230: according to the information stored in default set, shown in interface under current root nodal directory respectively with
The corresponding file of information and file；Information includes store path and type.
In a specific embodiment, more according to whether there is in default recursive algorithm retrieval file folder in step S220
The step of media file, can specifically include:
It first looks for the presence or absence of subfile under folder content, subfile, judges whether the subfile is more if it exists
Media file terminates this recurrence if multimedia file；
If not multimedia file or if it does not exist subfile, it whether there is sub-folder under locating file clip directory；
Sub-folder if it exists returns literary according to recursive algorithm retrieval is preset using the sub-folder as above-mentioned file
The step of whether there is multimedia file in part folder, and when retrieving multimedia file for the first time, terminate this recurrence.
In a specific embodiment, judge that the step of whether file is multimedia file specifically can be in step S210
Include:
The character string for intercepting the file suffixes name of file, judges whether character string is identical as file fingerprint name, if
It is identical, determine that file is multimedia file.
In a specific embodiment, step S230 shows in interface and works as according to the information stored in default set
Under preceding root node catalogue respectively file corresponding with information and the step of file before can with comprising steps of
According to the information stored in default set, call decoder to the text corresponding with information under current root nodal directory
The thumbnail of part is decoded, and obtains the decoding thumbnail of file；
By the decoding thumbnail storage of file in default set.
In a specific embodiment, multimedia file management device of the present invention quickly shows the embodiment of the method 1 of file
Can with comprising steps of
Decoding thumbnail corresponding with file is shown in interface.
For the technical solution that the present invention is further explained, specially the multimedia file management device in android system is
Example, multimedia file management device of the present invention quickly show that the specific implementation flow of the embodiment of the method 1 of file can be as described below:
1. using the file under fragment algorithm search present node catalogue；
The core of fragment algorithm is the time for needing loading processing file to be dispersed to the user used, such as a time
Section is 10s (second), is then dispersed into 10 times, is supplied to user with 10 times, and the time 1s that each user receives, user is practical to be made
Feeling is exactly that current processing only needs the 1s time that can complete the interaction with Android multimedia file management device.This
The techniqueflow of file under fragment algorithm search present node catalogue used in case is as follows:
(1) file all below current root nodal directory is searched for, and when this document is multimedia file, by this document
Information be stored in specific set (wherein, set be the technical term of this field, and specific set is to store in Android program
The place of content can store corresponding value) in；
(2) file below current root nodal directory is searched for, and for these files, the present embodiment only enters the inside
Judge whether there is multimedia file, if any, it just withdraws, the information of file also is stored in specific set,
Herein will not below storage folder each file information, will not alternative document or text in further removal search file
The information of part folder.
For current root nodal directory, many files and many files under the catalogue, the present invention are not used with traditional
Recursion method enters below All Files clip directory just to be shown until having retrieved All Files；The embodiment of the present invention only needs
Judge whether the file under this node is whether to have multimedia file below multimedia file and file, that is, terminates recurrence,
And store corresponding information.
When opening file multimedia file manager, as long as being stored in specific collection under displaying the name of the current directory
The multimedia file and file of information；In the present embodiment, using the method compared by filename, to judge one
Whether a file is multimedia file, and for including the file of multimedia file, then intactly it is presented on interface
On, as how many multimedia file below file, in current user and the interaction of Android multimedia file management device
It does not need to be shown (during multimedia file management device shows file) in the process.If user clicks wherein next time again
If one file, above-mentioned search program, file and file under search current file folder can be again started up.In this way, just
Search All Files can be become the file below search current directory, found if user enters root
File destination, there is no need to subsequent search time.
2. the file searched under some nodal directory and the file for filtering out not multimedia file, using default
Recursive algorithm, Fig. 3 is that multimedia file management device of the present invention quickly shows preset recurrence calculation in the embodiment of the method 1 of file
The flow diagram of method, as shown in figure 3, the recursive algorithm of the embodiment of the present invention and traditional recursive algorithm are compared, it is different
The condition that place is that recurrence terminates is different, and common recursion method can wait until always that All Files recurrence is complete under file,
Can just terminate, as long as and condition that recurrence of the embodiment of the present invention terminates is that root file has found a multimedia file,
The file of this root just immediately exits recurrence, terminates this recurrence, will not wait the file institute below this root
There is file search to terminate just to terminate.
In the algorithm, recurrence is the algorithm of a time-consuming, but in the embodiment of the present invention, there is no all All Files
It presss from both sides following file all to have searched for, the recursive structure of catalogue is solved just with recursive algorithm, once search out multimedia
File will terminate all processes of recurrence, avoid the deficiency of recursive algorithm time-consuming completely, set in actual verification Android
In standby process, the method speed of this algorithm search multimedia file quickly, will soon show the target that user needs
File.
And relatively judge whether a file is multimedia file by filename in the present invention, it is specific real at one
It applies in example, can be accomplished by the following way: for example.rmvb file suffixes name (extension name) is stored in storage equipment, it will be more
The later character string of media file " " intercepts out, with existing file fingerprint name (picture: .bmp.gif.jpg.j
peg.psd.png.rm.ram.rmi…；Video file: .avi.mov.wmv.gif.mpeg.mpg.dat ...) compare, if deposited
If, being judged as this document is multimedia file；
3. the file under decoding operate current directory；
Multimedia file under current directory will be stored in specific set, the present invention after above-mentioned search
Then path of the embodiment by this document, the thumbnail of decoding file are specifically being gathered decoded thumbnail storage
In (generally in multimedia file clip management device, to then multimedia file, the thumbnail of multimedia file is shown can simultaneously
Out, convenient for the access use of interactive user)；
4. multimedia file under displaying the name of the current directory under multimedia file management and the file for having multimedia file；
Call above-mentioned processing it is complete as a result, multimedia file name and thumbnail, there are also files to show, to working as
The preceding user's interaction used.
Multimedia file management device of the present invention quickly shows the embodiment of the method 1 of file, using fragment algorithm, time-consuming
Searching method fragmentation, only search for user need catalogue, unwanted, removal search, does not save the plenty of time, especially exists
Effect is obvious in actual use；Present invention employs constrain the recursive algorithm of termination condition to search for the tree-shaped knot of catalogue simultaneously
Structure avoids the constantly recursive process of recursive algorithm, without waiting All Files to search for just completion recurrence, when further saving
Between；And included multimedia database (each text of Android multi-medium data library searching of android system is not used in the present invention
Part, consuming time is long), if storing many files in storage equipment, search can be also rapidly completed in the present invention.
Multimedia file management device of the present invention quickly shows the system embodiment 1 of file:
The thought that the method for file is quickly shown based on above-mentioned multimedia file management device, is passed through to solve traditional technology
In multimedia file management device browsing storage equipment when file, the slow-footed problem of file is shown, the present invention also provides one kind
Multimedia file management device quickly shows the system embodiment 1 of file；Fig. 4 is that multimedia file management device of the present invention is quickly shown
The flow diagram of the system embodiment 1 of file；As shown in figure 4, may include:
Search file unit 410, the file for searching under current root nodal directory judge whether file is multimedia text
Part stores the information of this document if multimedia file in default set；
Searching fold unit 420, the file for searching under current root nodal directory are examined according to default recursive algorithm
It whether there is multimedia file in rope file, if it exists multimedia file, the information of storage this document folder in default set；
The recurrence termination condition of default recursive algorithm is when retrieving multimedia file for the first time, to terminate this recurrence；
Display unit 430, for being shown in interface under current root nodal directory according to the information stored in default set
File corresponding with information and file respectively；The information includes store path and type.
In a specific embodiment, searching fold unit 420 is also used to:
It first looks for the presence or absence of subfile under folder content, subfile, judges whether the subfile is more if it exists
Media file terminates this recurrence if multimedia file；
If not multimedia file or if it does not exist subfile, it whether there is sub-folder under locating file clip directory；
Sub-folder if it exists returns literary according to recursive algorithm retrieval is preset using the sub-folder as above-mentioned file
The step of whether there is multimedia file in part folder, and when retrieving multimedia file for the first time, terminate this recurrence.
In a specific embodiment, search file unit 410 includes:
Search module 412, the file for searching under current root nodal directory；
Judgment module 414, the character string of the file suffixes name for intercepting file judge whether character string is literary with multimedia
Part type name is identical, if they are the same, determines that file is multimedia file；
Memory module 416, for being the storage file in default set when being in the judging result for intercepting judgment module
Information.
In a specific embodiment, multimedia file management device of the present invention quickly shows the system embodiment 1 of file
Can also include:
Decoder element 440, for calling decoder to current root nodal directory according to the information stored in default set
Under the thumbnail of file corresponding with information be decoded, obtain the decoding thumbnail of institute's file；And the decoding of file is contracted
Sketch map is stored in default set.
In a specific embodiment, display unit 430 is also used to show decoding contracting corresponding with file in interface
Sketch map.
Multimedia file management device of the present invention quickly shows the system embodiment 1 of file, using fragment algorithm, time-consuming
Searching method fragmentation, only search for user need catalogue, unwanted, removal search, does not save the plenty of time, especially exists
Effect is obvious in actual use；Present invention employs constrain the recursive algorithm of termination condition to search for the tree-shaped knot of catalogue simultaneously
Structure avoids the constantly recursive process of recursive algorithm, without waiting All Files to search for just completion recurrence, when further saving
Between；And included multimedia database (each text of Android multi-medium data library searching of android system is not used in the present invention
Part, consuming time is long), if storing many files in storage equipment, search can be also rapidly completed in the present invention.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and 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 inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of method that multimedia file management device quickly shows file, which comprises the following steps:
The file under current root nodal directory is searched for, judges whether the file is multimedia file, if multimedia file,
The information of the file is stored in default set；
The file under the current root nodal directory is searched for, retrieving in the file according to default recursive algorithm whether there is
Multimedia file, multimedia file, stores the information of the file in the default set if it exists；The default recurrence
The recurrence termination condition of algorithm is when retrieving multimedia file for the first time, to terminate this recurrence；
According to the information stored in the default set, shown in interface under the current root nodal directory respectively with the letter
Cease corresponding file and file；The information includes store path and type.
2. the method that multimedia file management device according to claim 1 quickly shows file, which is characterized in that according to pre-
If recursive algorithm is retrieved the step of whether there is multimedia file in the file and is specifically included:
First look under the folder content with the presence or absence of subfile, if it exists subfile, judge the subfile whether be
Multimedia file terminates this recurrence if multimedia file；
If not multimedia file or if it does not exist subfile, are searched under the folder content with the presence or absence of sub-folder；
Sub-folder if it exists is returned and is retrieved according to the default recursive algorithm using the sub-folder as the file
The step of whether there is multimedia file in the file, and when retrieving multimedia file for the first time, terminate this recurrence.
3. the method that multimedia file management device according to claim 1 quickly shows file, which is characterized in that judge institute
State that the step of whether file is multimedia file specifically includes:
The character string for intercepting the file suffixes name of the file, judge the character string whether with file fingerprint famous prime minister
Together, if they are the same, determine that the file is multimedia file.
4. according to claim 1 to the method that multimedia file management device quickly shows file described in 3 any one, feature
Be, according to the information stored in the default set, shown in interface under current root nodal directory respectively with the information
It is further comprised the steps of: before the step of corresponding file and file
According to the information stored in the default set, call decoder to corresponding with the information under current root nodal directory
The thumbnail of file be decoded, obtain the decoding thumbnail of the file；
By the decoding thumbnail storage of the file in the default set.
5. the method that multimedia file management device according to claim 4 quickly shows file, which is characterized in that further include
Step:
Decoding thumbnail corresponding with the file is shown in interface.
6. a kind of system that multimedia file management device quickly shows file characterized by comprising
Search file unit, the file for searching under current root nodal directory judge whether the file is multimedia file,
If multimedia file, the information of the file is stored in default set；
Searching fold unit, the file for searching under the current root nodal directory are retrieved according to default recursive algorithm
It whether there is multimedia file in the file, multimedia file, stores the file in the default set if it exists
The information of folder；The recurrence termination condition of the default recursive algorithm is when retrieving multimedia file for the first time, to terminate this recurrence；
Display unit, for showing the current root nodal directory in interface according to the information stored in the default set
Lower file corresponding with the information respectively and file；The information includes store path and type.
7. the system that multimedia file management device according to claim 6 quickly shows file, which is characterized in that described to search
Rope file unit is also used to:
First look under the folder content with the presence or absence of subfile, if it exists subfile, judge the subfile whether be
Multimedia file terminates this recurrence if multimedia file；
If not multimedia file or if it does not exist subfile, are searched under the folder content with the presence or absence of sub-folder；
Sub-folder if it exists is returned and is retrieved according to the default recursive algorithm using the sub-folder as the file
The step of whether there is multimedia file in the file, and when retrieving multimedia file for the first time, terminate this recurrence.
8. the system that multimedia file management device according to claim 6 quickly shows file, which is characterized in that described to search
Rope file unit includes:
Search module, the file for searching under current root nodal directory；
Judgment module, the character string of the file suffixes name for intercepting the file, judge the character string whether with multimedia
File type name is identical, if they are the same, determines that the file is multimedia file；
Memory module, for storing the file in default set when the judging result of the interception judgment module is to be
Information.
9. according to the system that multimedia file management device quickly shows file described in claim 6 to 8 any one, feature
It is, further includes:
Decoder element, for calling decoder under current root nodal directory according to the information stored in the default set
The thumbnail of file corresponding with the information be decoded, obtain the decoding thumbnail of the file；And by the file
Decoding thumbnail storage in the default set.
10. the system that multimedia file management device according to claim 9 quickly shows file, which is characterized in that described
Display unit is also used to show decoding thumbnail corresponding with the file in interface.
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| CN107515705A (en) * | 2017-08-22 | 2017-12-26 | 四川长虹电器股份有限公司 | The icon display method of linux system multimedia file folder |
| CN110188211B (en) * | 2019-04-25 | 2023-06-27 | 深圳市布谷鸟科技有限公司 | Method for rapidly loading multimedia application list in android vehicle-mounted system |
| CN110543575B (en) * | 2019-08-28 | 2021-11-19 | 浙江鸿泉车联网有限公司 | Media file retrieval method and device of vehicle-mounted external storage equipment |
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