CN103399853A - Method for selecting file cutting granularity - Google Patents
Method for selecting file cutting granularity Download PDFInfo
- Publication number
- CN103399853A CN103399853A CN2013102649892A CN201310264989A CN103399853A CN 103399853 A CN103399853 A CN 103399853A CN 2013102649892 A CN2013102649892 A CN 2013102649892A CN 201310264989 A CN201310264989 A CN 201310264989A CN 103399853 A CN103399853 A CN 103399853A
- Authority
- CN
- China
- Prior art keywords
- file
- cutting
- granularity
- portable set
- performance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Storage Device Security (AREA)
Abstract
The invention provides a method for selecting the file cutting granularity. According to the method for selecting the file cutting granularity, a non-portable system used for cutting a file selects the file cutting granularity which is suitable for the configuration and the performance of a portable device through judgment of the configuration and the performance of the portable device. If the configuration and the performance of the portable device are good, the file cutting granularity can be determined to be small, and namely the file is cut into more subdivisions. If the configuration and the performance of the portable device are poor, the file cutting granularity can be determined to be large, and namely the file is cut into fewer subdivisions. Due to the fact that different file cutting granularitys are selected to adapt to the portable devices with different kinds of configuration and performance, the processing capacity, existing when the portable device restores the file, of the portable device can be better matched, the speed of file restoring can be effectively improved, and the user experience of the portable device is prevented from being lowered.
Description
Technical field
The present invention is about a kind of File cutting method, particularly relevant for the method for a kind of file for the different cutting of distinct device type selecting granularity.
Background technology
in prior art, the security of the multimedia file in portable system progressively causes widely to be paid attention to, increasing manufacturer need to adopt various safeguard measures to the multimedia file in portable system, to avoid data, by malicious user, usurped, application number is that the patent application document " for the method for Copy Protection " of CN201080020981.6 provides a kind of method for Copy Protection, on the stronger non-portable set of processing power, audiovisual or voice data are divided into to a plurality of parts, these part multilated sequences are also reduced the sequential storage that has upset on portable set, in portable set kind and various mobile Internet epoch of Configuration Type, the processing power of various portable sets is that power differs, and the user of portable set has strict requirement usually to response time of device processes, if the partial amt that still allow all portable sets divide multimedia file of the same type this moment is identical, and can not divide for the configuration of portable set and performance the ability of the file that different umbers is cut with the reduction of the portable set that adapts to different configurations and performance, can cause the file reduction rate to be affected, also original time difference used is very large, the user who reduces portable set experiences.
Summary of the invention
For the problems referred to above, the invention provides a kind of system of selection of File cutting granularity, the system of selection of this document cutting granularity comprises:
S1: the type of the multiple portable set of storage and corresponding cutting granularity thereof;
S2: the type of judgement portable set;
S3: select suitable cutting granularity according to type;
Described cutting granularity is the size of the cut rear every portion of file.
According to the system of selection of above-mentioned File cutting granularity, file is image, and cutting method is the two dimension cutting.
According to the system of selection of above-mentioned File cutting granularity, the two dimension cutting is, according to horizontal, vertical both direction, source document is cut into to M*N subdivision, and wherein M, N are the integer greater than 0.
According to the system of selection of above-mentioned File cutting granularity, file is audio frequency, and cutting method is the one dimension cutting.
According to the system of selection of above-mentioned File cutting granularity, the one dimension cutting is to regard file as binary sequence to cut into L subdivision, and wherein L is the integer greater than 0.
According to the system of selection of above-mentioned File cutting granularity, file is video, and cutting method is the one dimension cutting.
According to the system of selection of above-mentioned File cutting granularity, the one dimension cutting is to regard file as binary sequence to cut into V subdivision, and wherein V is the integer greater than 0.
the invention provides a kind of system of selection of File cutting granularity, non-portable system is selected suitable File cutting granularity by configuration and the performance of judging portable set when the cutting file, if the configuration of portable set and performance are fine, cutting granularity that can select File is a little bit smaller, file subdivision after cutting is more, based on portable set, configure preferably and performance, reduction rate is preferably arranged when the file that reduction is cut, if the configuration of portable set and Performance Ratio are poor, cutting granularity that can select File more greatly, file subdivision after cutting is relatively less, during for the cut less file of configuration and the reduction of the portable set of poor-performing, can guarantee certain speed and efficiency, the present invention is by selecting different File cutting granularities to adapt to the portable set of different configurations and performance, can better mate the also processing power during original of portable set, can effectively promote the speed of file reduction, avoid the user who reduces portable set to experience.
The accompanying drawing explanation
Fig. 1 is the system of selection process flow diagram that the invention provides the File cutting granularity.
Embodiment
For making that purpose of the present invention, feature and function thereof are had to further understanding, hereby coordinate embodiment to be described in detail as follows.
The invention provides a kind of system of selection of File cutting granularity, refer to Fig. 1, Fig. 1 is the system of selection process flow diagram that the invention provides the File cutting granularity.The system of selection of this document cutting granularity comprises:
S1: the type of the multiple portable set of storage and corresponding cutting granularity thereof;
S2: the type of judgement portable set;
S3: select suitable cutting granularity according to type;
Described cutting granularity is the size of cut rear each subdivision of file.At first the present invention stores the type of polytype portable set at the database of non-portable set, here it should be noted that, the cutting of file is carried out at non-portable set end, file after cutting sends portable set to through network and reduces, the type of the database storage of above-mentioned non-portable system is mainly for the portable system of going back original, the type parameter of storage can comprise size, internal memory and the CPU frequency etc. of screen, comprises simultaneously the cutting granularity with polytype type adaptation.
when the server end of the powerful non-portable set of performance cuts file, need judge configuration and the performance of portable set and cut the selection of granularity by network, files through network after cutting is transferred to portable set and does the reduction processing, if the operations such as reduction process need to be decrypted the file after cutting, reduction process will have higher requirement to system processing power, the granularity of cutting is less, while reducing, the needed time is longer, processing power for portable set requires higher, if configuration and the Performance Ratio of the portable system that the server of non-portable system detects are better, can select less cutting granularity, the file subdivision after the cutting is relatively many, based on portable set, configure preferably and performance, reduction rate is preferably arranged when the file that reduction is cut, if configuration and the Performance Ratio of the portable system that the server of non-portable system detects are poor, can select larger cutting granularity, the file subdivision after the cutting compares less, during for the cut less file of configuration and the reduction of the portable set of poor-performing, can guarantee certain speed and efficiency.
The present invention adjusts the cutting granularity of file flexibly according to difference configuration and the portable processing apparatus of performance, so that reducing while cutting file, dissimilar portable system reaches best efficiency, can effectively eliminate delay difference, promote the also speed of original, avoid the user who reduces portable set to experience, it should be noted that in addition, intensive relevant to the subdivision quantity of divided file for the complexity of different cutting Granular Restore methods, the present invention is not restricted this.
system of selection according to above-mentioned File cutting granularity, file is image, cutting method is the two dimension cutting, the two dimension cutting is according to horizontal stroke, vertical both direction cuts into M*N subdivision by source document, M wherein, N is the integer greater than 0, the standard of cutting can be horizontal, the number of pixels of vertical both direction, or image file horizontal stroke, length dimension on vertical both direction, such as, the image file that Pixel Dimensions is 240*300 can be by this image along horizontal stroke, vertical both direction cuts with the cutting granularity of 40*60 pixel, cut into 6 row * 5 row totally 30 subdivisions, also can be along horizontal stroke, vertical both direction cuts with the cutting granularity of 60*60 pixel, cut into 4 row * 5 row totally 20 subdivisions, if not the configuration of the portable set A that detects during portable set cutting file and performance are higher than configuration and the performance of portable set B, for portable set A, can select the cutting granularity of 40*60 pixel to cut, and the files through network after cutting sends portable set A to and carries out the file reduction, for portable set B, can select the cutting granularity of 60*60 pixel to cut, and the files through network after cutting sends portable set B to and carries out the file reduction, those skilled in the art can clearly understand, for portable set A, both can guarantee the security that file is higher, can fast and effectively the file after cutting be reduced again, the file security that need to reduce for portable set B is general, can guarantee simultaneously the also efficiency of original.
System of selection according to above-mentioned File cutting granularity, file is audio frequency, cutting method is the one dimension cutting, the one dimension cutting is to regard file as binary sequence to cut into L subdivision, wherein L is the integer greater than 0, if not the configuration of the portable set C that detects during portable set cutting file and performance are higher than configuration and the performance of portable set D, for portable set C, File cutting can be become to L1 subdivision, for portable set D, File cutting can be become to L2 subdivision, and L1 is greater than L2.
System of selection according to above-mentioned File cutting granularity, file is video, cutting method is the one dimension cutting, the one dimension cutting is to regard file as binary sequence to cut into V subdivision, wherein V is the integer greater than 0, if not the configuration of the portable set E that detects during portable set cutting file and performance are higher than configuration and the performance of portable set F, for portable set E, File cutting can be become to V1 subdivision, for portable set F, File cutting can be become to V2 subdivision, and V1 is greater than V2.
the invention provides a kind of system of selection of File cutting granularity, non-portable system is selected suitable File cutting granularity by configuration and the performance of judging portable set when the cutting file, if the configuration of portable set and performance are fine, cutting granularity that can select File is a little bit smaller, file subdivision after cutting is more, based on portable set, configure preferably and performance, reduction rate is preferably arranged when the file that reduction is cut, if the configuration of portable set and Performance Ratio are poor, cutting granularity that can select File more greatly, file subdivision after cutting is a little less, during for the cut less file of configuration and the reduction of the portable set of poor-performing, can guarantee certain speed and efficiency, the present invention is by selecting different File cutting granularities to adapt to the portable set of different configurations and performance, the processing power that can better mate portable set, operation to different portable set cutting files has versatility, can effectively promote the speed of file reduction, avoid the user who reduces portable set to experience.
The present invention is described by above-mentioned related embodiment, yet above-described embodiment is only for implementing example of the present invention.Must be pointed out that, the embodiment that has disclosed does not limit the scope of the invention.On the contrary, the change of doing without departing from the spirit and scope of the present invention and retouching, all belong to scope of patent protection of the present invention.
Claims (7)
1. the system of selection of a File cutting granularity, is characterized in that, the system of selection of this document cutting granularity comprises:
S1: the type of the multiple portable set of storage and corresponding cutting granularity thereof;
S2: the type of judgement portable set;
S3: select suitable cutting granularity according to type;
Described cutting granularity is the size of the cut rear every portion of file.
2. the system of selection of File cutting granularity according to claim 1, is characterized in that, file is image, and cutting method is the two dimension cutting.
3. the system of selection of File cutting granularity according to claim 2, is characterized in that, the two dimension cutting is, according to horizontal, vertical both direction, source document is cut into to M*N subdivision, and wherein M, N are the integer greater than 0.
4. the system of selection of File cutting granularity according to claim 1, is characterized in that, file is audio frequency, and cutting method is the one dimension cutting.
5. the system of selection of File cutting granularity according to claim 4, is characterized in that, the one dimension cutting is to regard file as binary sequence to cut into L subdivision, and wherein L is the integer greater than 0.
6. the system of selection of File cutting granularity according to claim 1, is characterized in that, file is video, and cutting method is the one dimension cutting.
7. the system of selection of File cutting granularity according to claim 6, is characterized in that, the one dimension cutting is to regard file as binary sequence to cut into V subdivision, and wherein V is the integer greater than 0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102649892A CN103399853A (en) | 2013-06-28 | 2013-06-28 | Method for selecting file cutting granularity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102649892A CN103399853A (en) | 2013-06-28 | 2013-06-28 | Method for selecting file cutting granularity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103399853A true CN103399853A (en) | 2013-11-20 |
Family
ID=49563483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102649892A Pending CN103399853A (en) | 2013-06-28 | 2013-06-28 | Method for selecting file cutting granularity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103399853A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101030857A (en) * | 2007-04-10 | 2007-09-05 | 华东师范大学 | Method for encrypting, protecting and controlling fine mesh size file |
| WO2010133353A2 (en) * | 2009-05-20 | 2010-11-25 | Sony Dadc Austria Ag | Method for copy protection |
| CN101989929A (en) * | 2010-11-17 | 2011-03-23 | 中兴通讯股份有限公司 | Disaster recovery data backup method and system |
| CN102214282A (en) * | 2011-05-27 | 2011-10-12 | 苏州海客科技有限公司 | Protection method suitable for multimedia data files in portable system |
-
2013
- 2013-06-28 CN CN2013102649892A patent/CN103399853A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101030857A (en) * | 2007-04-10 | 2007-09-05 | 华东师范大学 | Method for encrypting, protecting and controlling fine mesh size file |
| WO2010133353A2 (en) * | 2009-05-20 | 2010-11-25 | Sony Dadc Austria Ag | Method for copy protection |
| CN102422355A (en) * | 2009-05-20 | 2012-04-18 | 索尼达德克奥地利股份公司 | Method for copy protection |
| CN101989929A (en) * | 2010-11-17 | 2011-03-23 | 中兴通讯股份有限公司 | Disaster recovery data backup method and system |
| CN102214282A (en) * | 2011-05-27 | 2011-10-12 | 苏州海客科技有限公司 | Protection method suitable for multimedia data files in portable system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2010341605B2 (en) | Systems and methods for video-aware screen capture and compression | |
| US9417911B2 (en) | Systems and methods for scalable asynchronous computing framework | |
| US20160284317A1 (en) | Method, device and system for loading and displaying pictures | |
| US20160063672A1 (en) | Electronic device and method for generating thumbnail picture | |
| Patel et al. | Lazy wavelet transform based steganography in video | |
| CN105469381B (en) | Information processing method and terminal | |
| CN106899894A (en) | The adaptive stream media method of dynamic optimization, device and server | |
| WO2017166856A1 (en) | Method, device and equipment for file encryption | |
| JP6908518B2 (en) | Display device, system and its control method | |
| CN104079950A (en) | Video output processing method, device and system and video receiving processing method, device and system | |
| CN103841461A (en) | Method and device for processing information and electronic equipment | |
| US10003462B2 (en) | Key generating method and apparatus | |
| CN113015007A (en) | Video frame insertion method and device and electronic equipment | |
| CN113051592A (en) | File encryption method and device, electronic equipment and storage medium | |
| CN104883478A (en) | Video processing method and device | |
| WO2019194794A1 (en) | Social media content management | |
| CN103399853A (en) | Method for selecting file cutting granularity | |
| CN104125497B (en) | Webpage video recording method and device | |
| CN104935802A (en) | Image processing method, electronic equipment, and system | |
| CN104703042A (en) | Method and device for editing videos | |
| CN104239824A (en) | Method and device used for displaying input information | |
| CN103888850A (en) | Network video playing method and terminal | |
| CN104182394A (en) | Server, terminal and display method for layout files | |
| CN100490522C (en) | Method of encrypting dynamic image frame cut | |
| CN105208403A (en) | Image transmission method, server, and terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131120 |
|
| RJ01 | Rejection of invention patent application after publication |