CN102110106A - Image-text packing server and method for maintaining index files in server - Google Patents

Image-text packing server and method for maintaining index files in server Download PDF

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Publication number
CN102110106A
CN102110106A CN2009102438683A CN200910243868A CN102110106A CN 102110106 A CN102110106 A CN 102110106A CN 2009102438683 A CN2009102438683 A CN 2009102438683A CN 200910243868 A CN200910243868 A CN 200910243868A CN 102110106 A CN102110106 A CN 102110106A
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file
tabulation
information
index
server
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CN102110106B (en
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谈琴芳
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China Digital Video Beijing Ltd
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China Digital Video Beijing Ltd
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Abstract

The invention provides an image-text packing server and a method for maintaining index files in the server. The method comprises the following steps of: quickly searching folder information when user access is accepted to acquire a list A of basic information of files in the folder, wherein large image files and audio and video files required by image-text packing application are stored in the folder; reading the index files to acquire a list B in the index files, wherein basic information and index numbers of the files are stored in the list B; comparing the basic information in the list A and the list B; and performing corresponding maintenance on the index file information and the cache file information of the files with difference in the comparison so as to ensure real-time correspondence of the index files and the cache files to the folder and further ensure the reliability and the accuracy of the image-text packing.

Description

The maintaining method of index file in a kind of picture and text packing server and the server
Technical field
The present invention relates to picture and text packing technique field, particularly relate to the maintaining method of index file in a kind of picture and text packing server and the server.
Background technology
Along with development of multimedia technology, the purposes of available resources such as various pictures and video file more and more widely, available resources such as various pictures that people touch in the daily life and video file are also more and more, not only comprise TV programme, film and television play, and also all can relate in the activity such as video monitoring, civilian advertisement, wedding celebration video recording, simultaneously, used 3D model is also included within the category of available resources in the various designs.
In the actual design of picture and text packing, often need obtain the available resources under certain path, choose current required file, therefore the file that can select to travel through in the file under this path carries out distinguishing and reading of resource, general described file all is stored in and supplies each client-access and call on the server, for example in the picture and text package design, often need read mass file for consulting as AVI, opening and reading of this mass file can expend plenty of time and space, and when reading mass file, also can cause the big system response of whole picture and text packing blunt, have a strong impact on normally carrying out of picture and text packing.
At present, be specially in a kind of disposal route: for file is set up index file and cache file at above-mentioned this phenomenon, by reading the essential information that index file obtains the current file folder, read cache file and obtain description information of files, finish the work of choosing of the medium-and-large-sized file of this picture and text package design, yet in practical application, usually because certain need carry out file in the file on the server must edit-modify, tend to cause in index file and cache file and the file file not corresponding, and then cause in the picture and text packing and mistake occurs.
Therefore, need the urgent technical matters that solves of those skilled in the art to be exactly at present: the maintaining method that how can propose index file in a kind of picture and text packing server with innovating, to solve the problem that to make mistakes when existing picture and text are packed, guarantee reliability and accuracy in the realization of picture and text packing.
Summary of the invention
Technical matters to be solved by this invention provides the maintaining method of index file in a kind of picture and text packing server and the server, in order to guarantee the reliability and the accuracy of picture and text packing.
In order to address the above problem, the invention discloses the maintaining method of index file in a kind of picture and text packing server, it is characterized in that described method comprises:
When accepting user capture, quick searching fold information is obtained the tabulation A of file essential information in the file; Deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file;
Read index file and obtain tabulation B in the index file; Deposit documentary essential information and call number among the described tabulation B;
Essential information among comparison array Table A and the tabulation B;
Index file information and buffer memory fileinfo to the file that there are differences in the comparison carry out corresponding maintenance; Deposited description information of files in the file in the described cache file, and corresponding with the call number in the index file.
Preferably, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprises:
Be not present in the file of tabulation among the B for being present among the tabulation A, the essential information of in tabulation B, adding this file, and set up new call number for it, simultaneously, in file, read corresponding document, obtain description information of files and with the corresponding cache file that stores file into of call number in.
Preferably, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprises:
Be not present in the file of tabulation among the A for being present in tabulation B, the essential information of deleting this file at tabulation B, and its call number also deleted; Simultaneously according to corresponding file description in the cache file of call number deleted file folder.
Preferably, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprises:
For the inconsistent file of essential information among tabulation A and the tabulation B, tabulation B is made amendment according to essential information among the tabulation A; Read corresponding document simultaneously, and cover existing file description in the cache file with the description information of files that gets access to.
Preferably, described method also comprises:
Index file and cache file after safeguarding are stored.
The present invention also provides a kind of picture and text packing server, and described server comprises receiver module, is used to receive the request of access of client; The maintenance module of index file in the picture and text packing server is used for picture and text packing server index file and cache file are safeguarded; Wherein, the maintenance module of index file comprises following submodule in the described picture and text packing server:
First obtains submodule, is used for obtaining the tabulation A of file essential information in the file by quick searching fold information; Deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file; Described file is deposited with picture and text and is packed on the server;
Second obtains submodule, is used for by reading the tabulation B that index file obtains index file; Deposit documentary essential information and call number among the described tabulation B;
Comparison sub-module is used for the essential information of tabulation A and tabulation B is compared;
Safeguard submodule, the index file information and the buffer memory fileinfo that are used for file that comparison be there are differences carry out corresponding maintenance; Deposited description information of files in the file in the described cache file, and corresponding with the call number in the index file.
Preferably, the described submodule of safeguarding comprises:
First maintenance unit, be used for not being present in the file of tabulation among the B to being present in tabulation A, the essential information of in tabulation B, adding this file, and set up new call number for it, simultaneously, in file, read corresponding document, obtain description information of files and with the corresponding cache file that stores file into of call number in.
Preferably, the described submodule of safeguarding comprises:
Second maintenance unit is used for not being present in being present in tabulation B the file of the A that tabulate, the essential information of deleting this file at the B that tabulates, and its call number also deleted; Simultaneously according to corresponding file description in the cache file of call number deleted file folder.
Preferably, the described submodule of safeguarding comprises:
The third dimension is protected the unit, is used for tabulation A and the inconsistent file of tabulation B essential information are made amendment to tabulation B according to essential information among the tabulation A; Read corresponding document simultaneously, and cover existing file description in the cache file with the description information of files that gets access to.
Preferably, the maintenance module of index file also comprises in the described picture and text packing server:
Preserve submodule, be used for index file and cache file after safeguarding are preserved.
Compared with prior art, the present invention has the following advantages:
The present invention is when accepting user capture, by quick searching fold information, obtain the tabulation A of file essential information in the file, deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file, read index file and obtain tabulation B in the index file, deposit documentary essential information and call number among the described tabulation B, essential information among comparison array Table A and the tabulation B, index file information and buffer memory fileinfo to the file that there are differences in the comparison carry out corresponding maintenance, thereby guaranteed the real-time corresponding of index file and cache file and file, and then guaranteed the reliability and the accuracy of picture and text packings.
Description of drawings
Fig. 1 is the maintaining method process flow diagram of index file in the embodiment of the invention one described a kind of picture and text packing server;
Fig. 2 is the structural drawing of the embodiment of the invention two described a kind of picture and text packing servers.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
The continuous development of video and multimedia technology makes picture and text be packaged in the captions Applications in Fabrication more and more widely, also more and more creative from effect, can finish by multiple mass file in the making, described mass file is deposited in the file on the server, deposit the index file and the cache file of current file folder in the described file, if can find the maintaining method of index file in a kind of effective picture and text packing server and the server, will help accurately finishing smoothly of picture and text packing so.
Therefore, the inventor herein has creatively proposed one of core idea of the embodiment of the invention, the maintaining method of index file in a kind of picture and text packing server and the server promptly is provided, by when accepting user capture, quick searching fold information, obtain the tabulation A of file essential information in the file, deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file, read index file and obtain tabulation B in the index file, deposit documentary essential information and call number among the described tabulation B, essential information among comparison array Table A and the tabulation B, index file and cache file to the file that there are differences in the comparison carry out corresponding maintenance, deposited description information of files in the file in the described cache file, and corresponding with the call number in the index file.
Embodiment one:
With reference to Fig. 1, show the maintaining method process flow diagram of index file in a kind of picture and text packing server of the present invention, described method specifically comprises:
S101, when accepting user capture, quick searching fold information is obtained the tabulation A of file essential information in the file; Deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file;
Wherein, described large-scale image file and audio-video document specifically comprise image file, 3D model and the AVI of BMP form involved in the application of picture and text packaging system and the audio-video document of Mpeg form.
Comprise essential information among the described tabulation A by file in the current file folder.
S102 reads index file and obtains tabulation B in the index file; Deposit documentary essential information and call number among the described tabulation B;
Wherein, the essential information of described file comprise the width of filename, creation-time, modification time, the size that takes up room and picture, highly, the frame number of the degree of depth and audio-video document.
Concrete, essential information for image file specifically the width of filename, creation-time, modification time, the size that takes up room and the picture of finger image file, highly, the degree of depth; For audio-video document, specifically be meant the frame number of the filename, creation-time, modification time, the size that takes up room and the audio-video document that obtain audio-video document.
In general, tabulation A and tabulation B adopt each file to take delegation, and each essential information takies row respectively, also have row to be used to deposit the call number of each file in tabulation B, can certainly adopt senior data structure.Described call number only is a sequence number, in the time of can being automatic searching fold information, each file is according to the sequence number of certain arrangement mode in the file, as ordering according to title, time, size, modification time or the like, generally speaking, consider the custom of searching in the daily use, adopt the call number of the sequence number of title arrangement as file.
S103, the essential information among comparison array Table A and the tabulation B;
S104 carries out corresponding maintenance to the index file information and the buffer memory fileinfo of the file that there are differences in the comparison; Deposited description information of files in the file in the described cache file, and corresponding with the call number in the index file.
Compare with the essential information of tabulation among the B by the A that will tabulate, the file that the essential information among obtain tabulating A and the tabulation B there are differences carries out corresponding maintenance to the index file and the cache file of the file that there are differences in the comparison.
Wherein, deposited description information of files in the file in the described cache file, based on depositing image file, 3D model and AVI just like the BMP form and such mass files such as audio-video document of Mpeg form in the file, corresponding description information of files also is not quite similar, it may be the thumbnail of large-scale image, may be the CompanionFile of 3D model file, also may be first frame in the large-scale audio-video document image or the like these clearly information file content can be described.And, cache file is corresponding with the call number in the index file, corresponding with the call number in the index file is in order to find corresponding cache file by index file easily and fast in practical operation, can adopt the correspondence of various ways in the practical application, as memory location according to call number specified file in cache file of each file, perhaps set up certain linking relationship or the like, find the correspondence of corresponding descriptor to adopt fast as long as can satisfy according to call number.
Preferably, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprises:
Be not present in the file of tabulation among the B for being present among the tabulation A, the essential information of in tabulation B, adding this file, and set up new call number for it, simultaneously, in file, read corresponding document, obtain description information of files and with the corresponding cache file that stores file into of call number in.
Preferably, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprises:
Be not present in the file of tabulation among the A for being present in tabulation B, the essential information of deleting this file at tabulation B, and its call number also deleted; Simultaneously according to corresponding file description in the cache file of call number deleted file folder.
Preferably, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprises:
For the inconsistent file of essential information among tabulation A and the tabulation B, tabulation B is made amendment according to essential information among the tabulation A; Read corresponding document simultaneously, and cover existing file description in the cache file with the description information of files that gets access to.
Preferably, described method also comprises:
S105 stores index file and cache file after safeguarding.
In the present embodiment, when accepting user capture, by quick searching fold information, obtain the tabulation A of file essential information in the file, read index file and obtain tabulation B in the index file, the essential information among comparison array Table A and the tabulation B is carried out corresponding maintenance to the index file and the cache file of the file that there are differences in the comparison, thereby guaranteed the real-time corresponding of index file and cache file and file, so guaranteed picture and text packing effect reliability and accuracy.
Need to prove that the maintaining method of index file also can extensively be incorporated in various memory devices in a kind of picture and text packing server described in the present embodiment, such as in the equipment of computing machine and so on.
Embodiment two:
With reference to Fig. 2, show the structural drawing of a kind of picture and text packing server of the present invention, described server specifically comprises:
Receiver module A1 is used to receive the request of access of client;
The maintenance module A2 of index file in the picture and text packing server is used for picture and text packing server index file and cache file are safeguarded; Wherein, the maintenance module A2 of index file comprises following submodule in the described picture and text packing server:
First obtains submodule A21, is used for obtaining the tabulation A of file essential information in the file by quick searching fold information; Deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file; Described file is deposited with picture and text and is packed on the server;
Second obtains submodule A22, is used for by reading the tabulation B that index file obtains index file; Deposit documentary essential information and call number among the described tabulation B;
Comparison sub-module A23 is used for the essential information of tabulation A and tabulation B is compared;
Safeguard submodule A24, the index file information and the buffer memory fileinfo that are used for file that comparison be there are differences carry out corresponding maintenance; Deposited description information of files in the file in the described cache file, and corresponding with the call number in the index file.
Preferably, the described submodule A24 that safeguards comprises:
The first maintenance unit A241, be used for not being present in the file of tabulation among the B to being present in tabulation A, the essential information of in tabulation B, adding this file, and set up new call number for it, simultaneously, in file, read corresponding document, obtain description information of files and with the corresponding cache file that stores file into of call number in.
Preferably, the described submodule A24 that safeguards comprises:
The second maintenance unit A242 is used for not being present in being present in tabulation B the file of the A that tabulate, the essential information of deleting this file at the B that tabulates, and its call number also deleted; Simultaneously according to corresponding file description in the cache file of call number deleted file folder.
Preferably, the described submodule A24 that safeguards comprises:
The third dimension is protected unit A243, is used for tabulation A and the inconsistent file of tabulation B essential information are made amendment to tabulation B according to essential information among the tabulation A; Read corresponding document simultaneously, and cover existing file description in the cache file with the description information of files that gets access to.
Preferably, the maintenance module A2 of index file also comprises in the described picture and text packing server:
Preserve submodule A25, be used for index file and cache file after safeguarding are preserved.
In the present embodiment, when the receiver module A1 of picture and text packing server receives the request of access of client, by first obtaining the quick searching fold information of submodule A21 among the maintenance module A2 of index file in the picture and text packings server, obtain the tabulation A of file essential information in the file, second obtains submodule A22 reads index file and obtains tabulation B in the index file, comparison sub-module A23 compares the essential information among tabulation A and the tabulation B, and by safeguarding that index file information and the buffer memory fileinfo of submodule A24 to the file that there are differences in the comparison carries out corresponding maintenance, thereby guaranteed on the picture and text packings server that client conducts interviews or when calling, index file and cache file are real-time corresponding with file, and then have guaranteed that picture and text packings accurately finishes smoothly.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For picture and text packing server implementation example, because it is similar substantially to method embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of method embodiment.
More than the maintaining method of index file in a kind of picture and text packing server provided by the present invention and the server is described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.

Claims (10)

1. the maintaining method of index file in the picture and text packing server is characterized in that described method comprises:
When accepting user capture, quick searching fold information is obtained the tabulation A of file essential information in the file; Deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file;
Read index file and obtain tabulation B in the index file; Deposit documentary essential information and call number among the described tabulation B;
Essential information among comparison array Table A and the tabulation B;
Index file information and buffer memory fileinfo to the file that there are differences in the comparison carry out corresponding maintenance; Deposited description information of files in the file in the described cache file, and corresponding with the call number in the index file.
2. method according to claim 1 is characterized in that, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprise:
Be not present in the file of tabulation among the B for being present among the tabulation A, the essential information of in tabulation B, adding this file, and set up new call number for it, simultaneously, in file, read corresponding document, obtain description information of files and with the corresponding cache file that stores file into of call number in.
3. method according to claim 1 is characterized in that, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprise:
Be not present in the file of tabulation among the A for being present in tabulation B, the essential information of deleting this file at tabulation B, and its call number also deleted; Simultaneously according to corresponding file description in the cache file of call number deleted file folder.
4. method according to claim 1 is characterized in that, described index file information and buffer memory fileinfo to the file that there are differences in the comparison carries out corresponding maintenance and comprise:
For the inconsistent file of essential information among tabulation A and the tabulation B, tabulation B is made amendment according to essential information among the tabulation A; Read corresponding document simultaneously, and cover existing file description in the cache file with the description information of files that gets access to.
5. method according to claim 1 is characterized in that, described method also comprises:
Index file and cache file after safeguarding are stored.
6. a picture and text packing server is characterized in that described server comprises receiver module, is used to receive the request of access of client; The maintenance module of index file in the picture and text packing server is used for picture and text packing server index file and cache file are safeguarded; Wherein, the maintenance module of index file comprises following submodule in the described picture and text packing server:
First obtains submodule, is used for obtaining the tabulation A of file essential information in the file by quick searching fold information; Deposit large-scale image file and audio-video document required in the picture and text packaging applications in the described file; Described file is deposited with picture and text and is packed on the server;
Second obtains submodule, is used for by reading the tabulation B that index file obtains index file; Deposit documentary essential information and call number among the described tabulation B;
Comparison sub-module is used for the essential information of tabulation A and tabulation B is compared;
Safeguard submodule, the index file information and the buffer memory fileinfo that are used for file that comparison be there are differences carry out corresponding maintenance; Deposited description information of files in the file in the described cache file, and corresponding with the call number in the index file.
7. server according to claim 1 is characterized in that, the described submodule of safeguarding comprises:
First maintenance unit, be used for not being present in the file of tabulation among the B to being present in tabulation A, the essential information of in tabulation B, adding this file, and set up new call number for it, simultaneously, in file, read corresponding document, obtain description information of files and with the corresponding cache file that stores file into of call number in.
8. server according to claim 6 is characterized in that, the described submodule of safeguarding comprises:
Second maintenance unit is used for not being present in being present in tabulation B the file of the A that tabulate, the essential information of deleting this file at the B that tabulates, and its call number also deleted; Simultaneously according to corresponding file description in the cache file of call number deleted file folder.
9. server according to claim 6 is characterized in that, the described submodule of safeguarding comprises:
The third dimension is protected the unit, is used for tabulation A and the inconsistent file of tabulation B essential information are made amendment to tabulation B according to essential information among the tabulation A; Read corresponding document simultaneously, and cover existing file description in the cache file with the description information of files that gets access to.
10. server according to claim 1 is characterized in that, the maintenance module of index file also comprises in the described picture and text packing server:
Preserve submodule, be used for index file and cache file after safeguarding are preserved.
CN200910243868.3A 2009-12-23 2009-12-23 Image-text packing server and method for maintaining index files in server Expired - Fee Related CN102110106B (en)

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