CN103049491A - Method and device for managing picture file - Google Patents
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- CN103049491A CN103049491A CN2012105214864A CN201210521486A CN103049491A CN 103049491 A CN103049491 A CN 103049491A CN 2012105214864 A CN2012105214864 A CN 2012105214864A CN 201210521486 A CN201210521486 A CN 201210521486A CN 103049491 A CN103049491 A CN 103049491A
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Abstract
An embodiment of the invention discloses a method for managing a picture file. The method includes: obtaining a picture file request of a user; obtaining picture metadata according to the picture file request of the user; and generating a picture file corresponding to the picture file request of the user according to the picture metadata. An embodiment of the invention further discloses a device for managing the picture file. When a system is upgraded or changed, a high-definition picture file of an appointed specification type is generated according to the picture metadata. The picture file can be managed flexibly, and the method and device meets individual requirements of users, and improves user experience.
Description
Technical field
The present invention relates to computer realm, relate in particular to a kind of management method and device of picture file.
Background technology
The user arrives the cyberspaces such as website, photograph album, blog by uploading pictures such as computer, mobile phones, the service end of cyberspace is compressed the picture of uploading and is processed to reduce storage space, can increase the signs such as watermark to picture for the vow copyright, form with file is stored in the file server, and picture address then is stored in the database.When system upgrade, it is unintelligible that the picture that the user uploads has become after overcompression, and service end can't provide the picture of high-resolution, and sign combines together with picture, can't edit again.Behind system upgrade or altering system, the picture of subsidiary sign can not re-use, and brings certain loss to system.The picture that shows different size for the zones of different of answering system, the picture that service end is uploaded the user generates the thumbnail of different size, when system upgrade, when needing the size of change thumbnail, original thumbnail can't meet the demands, need to regenerate, also can't generate the thumbnail of specifying specification according to former figure.
Summary of the invention
Embodiment of the invention technical matters to be solved is, a kind of management method and device of picture file is provided.When system upgrade or system variation, can generate according to the picture metadata picture file of the high-resolution of specifying the specification type, but the flexible management picture file more meets the user personality demand, has strengthened user's experience.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of management method of picture file, comprising:
Obtain user's picture file request;
Picture file acquisition request picture metadata according to described user;
Generate described user's picture file corresponding to picture file request according to described picture metadata.
Wherein, also comprise before the described user's of obtaining the picture file request:
Receive the picture file that the user uploads;
Generate the picture file information of described picture file;
Generate the picture metadata of described picture file, comprise described picture file is encrypted with serializing and process.
Wherein, described picture file corresponding to picture file request that generates described user according to described picture metadata is specially:
The picture metadata of described picture file is decrypted and unserializing is processed according to the picture file information of described picture file, generates described user's picture file corresponding to picture file request.
Wherein, described picture file corresponding to picture file request that generates described user according to described picture metadata also comprises:
Generate threshold value storage time of described picture file.
Described method also comprises:
When storage time that reaches described picture file during threshold value, delete described picture file.
Wherein, described picture file information comprises: picture file sign, picture file attribute information etc.
Correspondingly, the embodiment of the invention also provides a kind of management devices of picture file, comprising:
User's acquisition request module is used for the picture file request of obtaining the user;
Picture metadata acquisition module is used for the picture file acquisition request picture metadata according to described user;
The picture file generation module is for picture file corresponding to picture file request that generates described user according to described picture metadata.
Wherein, described device also comprises:
Receiver module is used for receiving the picture file that the user uploads;
The picture file information generating module is for the picture file information that generates described picture file;
Picture metadata generation module is used for generating the picture metadata of described picture file, comprises described picture file is encrypted with serializing processing.
Wherein, described picture file generation module specifically is used for:
The picture metadata of described picture file is decrypted and unserializing is processed according to the picture file information of described picture file, generates described user's picture file corresponding to picture file request.
Wherein, described picture file generation module also is used for:
Generate threshold value storage time of described picture file.
Described device also comprises:
Removing module when storage time that reaches described picture file during threshold value, is used for deleting described picture file.
Wherein, described picture file information comprises: picture file sign, picture file attribute information etc.
Implement the embodiment of the invention, when system upgrade or system variation, can generate according to the picture metadata picture file of the high-resolution of specifying the specification type, but the flexible management picture file more meets the user personality demand, has strengthened user's experience.Picture file is stored in the database, is convenient to retrieval, management, backup and migration, to the picture file that has generated according to the picture metadata, deletion surpasses the picture file of threshold value storage time automatically, has effectively saved storage space.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the management devices of a kind of picture file of providing of the embodiment of the invention;
Fig. 2 is the process flow diagram of the management method of a kind of picture file of providing of the embodiment of the invention;
Fig. 3 is the process flow diagram of user's uploading pictures file in the management method of a kind of picture file of providing of the embodiment of the invention;
Fig. 4 is the process flow diagram of the management method of the another kind of picture file that provides of the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Fig. 1 is the structural representation of a kind of management devices of picture file in the embodiment of the invention, the management devices of a kind of picture file of the present invention can be implemented in the service end of the cyberspaces such as website, photograph album, blog, the management devices of a kind of picture file of present embodiment can comprise user's acquisition request module 110, picture metadata acquisition module 120 and picture file generation module 130 at least as shown in the figure, wherein:
User's acquisition request module 110 is used for the picture file request of obtaining the user.In the specific implementation, the user can pass through such as mobile phone, personal digital assistant (PDA, Personal Digital Assistant, have another name called palm PC), the electric terminal such as multimedia player, computer is to a certain picture file of service end request of cyberspace, and then user's acquisition request module 110 gets access to user's picture file request.The picture file of user's request is specifically as follows and comprises: the picture file of one or more image attribute information such as picture name, picture/mb-type, dimension of picture, a certain watermark, a certain photo frame, for example, picture file name is called the picture file of " A1 ", picture file name is called 1.8 inches of the length of " B2 ", wide 2.5 inches thumbnail, picture file name is called the picture file of " so-and-so makes " watermark the comprising of " C3 ", and picture file name is called the picture file etc. that " D4 " comprises " classic lace " photo frame.
Picture metadata acquisition module 120 is used for the picture file acquisition request picture metadata according to described user.In the specific implementation, picture file acquisition request picture file title according to the user, can at first in the picture file catalogue of the service end of cyberspace, search whether the picture file corresponding with user's picture file request is arranged according to this picture file title, if have, directly response user's picture file request returns to the user with requested picture file.If no, in picture database, obtain picture file information according to user's picture file request, in picture database, obtain corresponding picture metadata according to the picture file information of the picture file that gets access to.Wherein, the picture metadata is the picture file uploaded of user through encrypting and serializing is kept at the data of picture database after processing, and the picture metadata is used for the picture files such as generation all size, type.Concrete, picture file information comprises: picture file attribute information and picture file sign etc.According to the picture database of picture file sign retrieval service end, find the picture metadata corresponding with the picture file sign, and then get access to the picture metadata of picture file.The picture file attribute information comprises: picture file type, picture file title, dimension of picture etc.Wherein, the picture file type is the form of picture-storage, such as bmp, jpg, gif, psd, tiff, pnd, tga, ai etc.The picture file title is the title of picture physical file, such as the picture file title " A1 " in the picture file of user's request, " B2 ", " C3 ", " D4 " etc.Dimension of picture is length and the width of picture, generally with inch (inch writes a Chinese character in simplified form an., 1 inch=25.4mm) be unit, such as long 1.8 inches, wide 2.5 inches etc.Picture file is designated the unique name of this picture file of sign in the picture database that picture file is stored in service end, specifically can be formed by arabic numeral or letter or picture file title etc., for example formed by time (little Hour Minute Second of date) and random letters, such as 20121130090909A etc., picture file sign in the picture database of service end does not repeat, the corresponding unique picture file of each picture file sign.
Picture file generation module 130 is for picture file corresponding to picture file request that generates described user according to described picture metadata.In the specific implementation, the picture metadata of picture file is decrypted with unserializing processes, if the picture file of user's request is the picture file that includes only a certain picture file title, then generate corresponding original image file, if the picture file of user's request is the picture file that possesses a certain size and a certain picture file title, or possesses picture file of the characteristic features such as a certain watermark or photo frame and a certain picture file title etc., then according to user's picture file request, get access to the picture file attribute information of this picture file, such as the picture file title, dimension of picture, the characteristic features such as a certain watermark or photo frame, generate corresponding picture file according to the picture file attribute information that gets access to, the name that for example generates which kind of picture/mb-type is called the picture file of " A1 ", the name that generates which kind of size is called the picture file of " B2 ", generates the name that comprises certain watermark and is called " C3 " picture file etc.Threshold value storage time further alternative, go back the generating pictures file when picture file corresponding to the picture file request that generates the user, threshold value storage time of picture file are specially this picture file and are kept at a time limit value in the picture database.When the system upgrade of service end, only need the picture metadata of picture file can generate the picture file that satisfies upgrade requirement, picture file etc. such as the size of change picture file, when the system variation of service end, only need the picture metadata of backup and migration picture file, can again generate according to the picture metadata picture file of user's request.
The embodiment of the invention provides a kind of management devices of picture file, when system upgrade or system variation, can generate according to the picture metadata picture file of the high-resolution of specifying the specification type, but the flexible management picture file, more meet the user personality demand, strengthened user's experience.
Further alternative, the device in the present embodiment can also comprise receiver module 140, picture file information generating module 150 and picture metadata generation module 160, wherein:
Picture file information generating module 150 is for the picture file information that generates described picture file.In the specific implementation, picture file information comprises: picture file sign, picture file attribute information etc.Picture file generating pictures file identification according to the user uploads is stored in this picture file in the picture database, and picture file sign has uniqueness, is convenient to the metadata of retrieving image file and picture file in database.The picture file of uploading according to the user extracts the picture file attribute information, and the picture file attribute information comprises: picture file type, picture file title, dimension of picture etc., the picture file attribute information that preservation is extracted is in picture database.Further alternative, in the picture metadata of generating pictures file, also generate the access time attribute information of the picture file of uploading, the access time attribute information specifically comprises an access time of service end system acquiescence, for example 6 months, 9 months, when the picture file of uploading reaches this access time, then can trigger service end and automatically delete the picture file that this is uploaded.
Picture metadata generation module 160 is used for generating the picture metadata of described picture file, comprises described picture file is encrypted with serializing processing.In the specific implementation, the picture file that the user is uploaded is encrypted processing, and sequence changes into the binary word throttling, the picture metadata of generating pictures file simultaneously.The picture metadata of the picture file that storage generates is in picture database.
The embodiment of the invention provides a kind of management devices of picture file, behind the picture file that the reception user uploads, the picture file information of generating pictures file and picture metadata, the picture file encrypting storing is in picture database, guaranteed security, the picture metadata store of picture file also is convenient to management in picture database.
Further alternative, picture file generation module 130 also is used for threshold value storage time of generating pictures file, threshold value storage time of picture file is specially this picture file and is kept at a time limit value in the picture database, such as can think one month, three months etc., corresponding access time of each picture file, accessed or when being demonstrated when this picture file, this access time real-time update.Storage time, threshold value was counted from the recent visit time of this picture file, for example, the last accessed time of picture file " A1 " is 2011.12.1, this picture file storage time threshold value in from 2011.12.1 three months, then to be kept at the time limit value in the picture database be 2012.3.1 to this picture file.
Further alternative, the device in the present embodiment can also comprise removing module 170, wherein:
Removing module 170 when storage time that reaches described picture file during threshold value, is used for deleting described picture file.In the specific implementation, when storage time that reaches picture file during threshold value, namely in this threshold value storage time this picture file not by any access, then database can be deleted this picture file automatically, but the picture metadata of this picture file is not deleted, the picture metadata of picture file still is stored in the picture database, even therefore deleted the picture file of all generations, as user again during this picture file of acquisition request, can also again generate according to the picture metadata of picture file corresponding picture file.Further alternative, if ask to delete a certain picture file according to the user, then extract first the picture file sign of this picture file, find to picture metadata that should picture file the picture metadata of deleting this picture file according to the picture file sign.Can find according to the picture file title all picture files of generation relevant with this picture file title in the picture directory that is stored in the picture service end, comprise the picture file of all size, all kinds etc. of generation, delete above-mentioned picture file.
The embodiment of the invention provides a kind of management devices of picture file, can automatically delete the picture file that reaches threshold value storage time, saved the storage space of picture directory, effectively saved resource, the picture metadata of picture file still is kept in the picture database simultaneously, the various picture files of user's request be can also again generate according to the picture metadata, and picture backup and picture migration are convenient to.
The specific implementation of the management method of a kind of picture file that the below's elaboration embodiment of the invention provides.
Fig. 2 is the process flow diagram of a kind of management method of picture file in the embodiment of the invention, and the management method of picture file of the present invention can be implemented in the service end of the cyberspaces such as website, photograph album, blog.The management method of picture file comprises at least as shown in the figure:
Step S210, the picture file request of obtaining the user.In the specific implementation, the user can pass through such as the service end request a certain picture file of the electric terminals such as mobile phone, personal digital assistant, multimedia player, computer to cyberspace, and then gets access to user's picture file request.The picture file of user's request is specifically as follows and comprises: the picture file of one or more image attribute information such as picture name, picture/mb-type, dimension of picture, a certain watermark, a certain photo frame, for example, the request picture file name is called 1.8 inches of the length of " B2 ", wide 2.5 inches thumbnail, the request picture file name is called the picture file of " so-and-so makes " watermark the comprising of " C3 ", and the request picture file name is called the picture file etc. that " D4 " comprises " classic lace " photo frame.
Step S220 is according to described user's picture file acquisition request picture metadata.In the specific implementation, picture file acquisition request picture file title according to the user, can at first in the picture file catalogue of the service end of cyberspace, search whether the picture file corresponding with user's picture file request is arranged according to this picture file title, if have, directly response user's picture file request returns to the user with requested picture file.If no, in picture database, obtain picture file information according to user's picture file request, in picture database, obtain corresponding picture metadata according to the picture file information of the picture file that gets access to.The picture metadata is the picture file uploaded of user through encrypting and serializing is kept at the data of picture database after processing, and the picture metadata is used for the picture files such as generation all size, type.Wherein, picture file information comprises: picture file attribute information and picture file sign etc.According to the picture database of picture file sign retrieval service end, find the picture metadata corresponding with the picture file sign, and then get access to the picture metadata of picture file.The picture file attribute information comprises: picture file type, picture file title, dimension of picture etc.Wherein, the picture file type is the form of picture-storage, such as bmp, jpg, gif, psd, tiff, pnd, tga, ai etc.The picture file title is the title of picture physical file, such as the picture file title " A1 " in the picture file of user's request, " B2 ", " C3 ", " D4 " etc.Dimension of picture is length and the width of picture, generally take inch as unit, and such as long 1.8 inches, wide 2.5 inches etc.Picture file is designated the unique name of this picture file of sign in the picture database that picture file is stored in service end, specifically can be formed by arabic numeral or letter or picture file title etc., for example formed by time (little Hour Minute Second of date) and random letters, such as 20121130090909A etc., picture file sign in the picture database of service end does not repeat, the corresponding unique picture file of each picture file sign.
Step S230 generates described user's picture file corresponding to picture file request according to described picture metadata.In the specific implementation, the picture metadata of picture file is decrypted with unserializing processes, if the picture file of user's request is the picture file that includes only a certain picture file title, then generate corresponding original image file, if the picture file of user's request is the picture file that possesses a certain size and a certain picture file title, or possesses picture file of the characteristic features such as a certain watermark or photo frame and a certain picture file title etc., then according to user's picture file request, get access to the picture file attribute information of this picture file, such as the picture file title, dimension of picture, the characteristic features such as a certain watermark or photo frame, generate corresponding picture file according to the picture file attribute information that gets access to, the name that for example generates which kind of picture/mb-type is called the picture file of " A1 ", the name that generates which kind of size is called the picture file of " B2 ", generates the name that comprises certain watermark and is called " C3 " picture file etc.Threshold value storage time further alternative, go back the generating pictures file when picture file corresponding to the picture file request that generates the user, threshold value storage time of picture file are specially this picture file and are kept at a time limit value in the picture database.When the system upgrade of service end, only need the picture metadata of picture file can generate the picture file that satisfies upgrade requirement, picture file etc. such as the size of change picture file, when the system variation of service end, only need the picture metadata of backup and migration picture file, can again generate according to the picture metadata picture file of user's request.
The embodiment of the invention provides a kind of management method of picture file, when system upgrade or system variation, can generate according to the picture metadata picture file of the high-resolution of specifying the specification type, but the flexible management picture file, more meet the user personality demand, strengthened user's experience.
Further alternative, the management method of a kind of picture file of present embodiment can also comprise the process flow diagram of user's uploading pictures file in the management method of a kind of picture file as shown in Figure 3, comprising:
Step 310 receives the picture file that the user uploads.In the specific implementation, receive the user by uploading to the picture file in the cyberspaces such as website, photograph album, blog in the electric terminals such as mobile phone, personal digital assistant, multimedia player, computer.
Step 320 generates the picture file information of described picture file.In the specific implementation, picture file information comprises: picture file sign, picture file attribute information etc.Picture file generating pictures file identification according to the user uploads is stored in this picture file in the picture database, and picture file sign has uniqueness, is convenient to the picture metadata of retrieving image file and picture file in database.The picture file of uploading according to the user extracts the picture file attribute information, and the picture file attribute information comprises: picture file type, picture file title, dimension of picture etc., preserve the picture file attribute information of extraction in picture database.Further alternative, in the picture metadata of generating pictures file, also generate the access time attribute information of the picture file of uploading, the access time attribute information specifically comprises an access time of service end system acquiescence, for example 6 months, 9 months, when the picture file of uploading reaches this access time, then can trigger service end and automatically delete the picture file that this is uploaded.
Step 330 generates the picture metadata of described picture file, comprises described picture file is encrypted with serializing processing.In the specific implementation, the picture file that the user is uploaded is encrypted processing, and sequence changes into the binary word throttling, the picture metadata of generating pictures file simultaneously.The picture metadata of the picture file that storage generates is in picture database.
The embodiment of the invention provides a kind of management method of picture file, behind the picture file that the reception user uploads, the picture file information of generating pictures file and picture metadata, the picture file encrypting storing is in picture database, guaranteed security, the picture metadata store of picture file also is convenient to management in picture database.
Fig. 4 is the process flow diagram of the management method of another kind of picture file in the embodiment of the invention, and the management method of picture file comprises at least as shown in the figure:
Step S410, the picture file request of obtaining the user.In the specific implementation, the user can pass through such as the service end request a certain picture file of the electric terminals such as mobile phone, personal digital assistant, multimedia player, computer to cyberspace, and then gets access to user's picture file request.The picture file of user's request is specifically as follows and comprises: the picture file of one or more image attribute information such as picture name, picture/mb-type, dimension of picture, a certain watermark, a certain photo frame, for example, comprise that the black photo frame is of a size of 5 inches of length, the name of the JPG type that width is 3.5 inches is called the picture file of " EFM1 ".
Step S420 is according to described user's picture file acquisition request picture metadata.In the specific implementation, in the specific implementation, picture file acquisition request picture file title according to the user, can at first in the picture file catalogue of the service end of cyberspace, search whether the picture file corresponding with user's picture file request is arranged according to this picture file title, if do not have, picture file information is obtained in picture file request according to the user in picture database, obtain corresponding picture metadata according to the picture file information of the picture file that gets access in picture database.And then, obtaining corresponding picture metadata according to the picture file information of the picture file that gets access in picture database is specially: according to the picture database of picture file sign retrieval service end, find the picture metadata corresponding with the picture file sign, and then get access to the picture metadata of picture file.
Step S430 generates picture file corresponding to described user's picture file request and generates threshold value storage time of described picture file according to described picture metadata.In the specific implementation, the picture metadata of picture file is decrypted with unserializing processes, generate the picture file corresponding with user's picture file request, for example, picture metadata corresponding to " EFM1 " that be called with name that gets access to is decrypted with unserializing and processes, picture file request according to the user: comprise the black photo frame, be of a size of 5 inches of length, 3.5 inches of width, JPG type, at last generation comprises that the black photo frame is of a size of 5 inches of length, and the name of the JPG type that width is 3.5 inches is called the picture file of " EFM1 ".
Threshold value storage time of when picture file corresponding to the picture file request that generates the user, going back the generating pictures file, threshold value storage time of picture file is specially this picture file and is kept at a time limit value in the database, such as can think one month, three months etc., corresponding access time of each picture file, accessed or when being demonstrated when this picture file, this access time real-time update.Storage time, threshold value was counted from the recent visit time of this picture file, for example, the last accessed time of picture file " A1 " is 2011.12.1, this picture file storage time threshold value in from 2011.12.1 three months, then to be kept at the time limit value in the picture database be 2012.3.1 to this picture file.
Step S440 when storage time that reaches described picture file during threshold value, deletes described picture file.In the specific implementation, when storage time that reaches picture file during threshold value, namely in this threshold value storage time this picture file not by any access, then picture database can be deleted this picture file automatically, but the picture metadata of this picture file is not deleted, the picture metadata of picture file still is stored in the picture database, even therefore deleted the picture file of all generations.As user again during this picture file of acquisition request, then return step S410 ~ step S430, can again generate according to the picture metadata of picture file corresponding picture file.Further alternative, if ask to delete a certain picture file according to the user, then extract first the picture file sign of this picture file, find to picture metadata that should picture file the picture metadata of deleting this picture file according to the picture file sign.Can find according to the picture file title all picture files of generation relevant with this picture file title in the picture directory that is stored in the picture service end, comprise the picture file of all size, all kinds etc. of generation, delete above-mentioned picture file.
The embodiment of the invention provides a kind of management method of picture file, can automatically delete the picture file that reaches threshold value storage time, saved the storage space of picture directory, effectively saved resource, the picture metadata of picture file still is kept in the picture database simultaneously, the various picture files of user's request be can also again generate according to the picture metadata, and picture backup and picture migration are convenient to.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in above-described embodiment method, to come the relevant hardware of instruction to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process such as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or store-memory body (Random Access Memory, RAM) etc. at random.
Above disclosed is preferred embodiment of the present invention only, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (10)
1. the management method of a picture file is characterized in that, described method comprises:
Obtain user's picture file request;
Picture file acquisition request picture metadata according to described user;
Generate described user's picture file corresponding to picture file request according to described picture metadata.
2. method according to claim 1 is characterized in that, also comprises before the described user's of obtaining the picture file request:
Receive the picture file that the user uploads;
Generate the picture file information of described picture file;
Generate the picture metadata of described picture file, comprise described picture file is encrypted with serializing and process.
3. method according to claim 2 is characterized in that, described picture file corresponding to picture file request that generates described user according to described picture metadata is specially:
The picture metadata of described picture file is decrypted and unserializing is processed according to the picture file information of described picture file, generates described user's picture file corresponding to picture file request.
4. method according to claim 1 is characterized in that, described picture file corresponding to picture file request that generates described user according to described picture metadata also comprises:
Generate threshold value storage time of described picture file;
Described method also comprises:
When storage time that reaches described picture file during threshold value, delete described picture file.
5. according to claim 2 to 3 described methods, it is characterized in that described picture file information comprises: picture file sign, picture file attribute information etc.
6. the management devices of a picture file is characterized in that, described device comprises:
User's acquisition request module is used for the picture file request of obtaining the user;
Picture metadata acquisition module is used for the picture file acquisition request picture metadata according to described user;
The picture file generation module is for picture file corresponding to picture file request that generates described user according to described picture metadata.
7. device according to claim 6 is characterized in that, described device also comprises:
Receiver module is used for receiving the picture file that the user uploads;
The picture file information generating module is for the picture file information that generates described picture file;
Picture metadata generation module is used for generating the picture metadata of described picture file, comprises described picture file is encrypted with serializing processing.
8. device according to claim 7 is characterized in that, described picture file generation module specifically is used for:
The picture metadata of described picture file is decrypted and unserializing is processed according to the picture file information of described picture file, generates described user's picture file corresponding to picture file request.
9. device according to claim 6 is characterized in that, described picture file generation module also is used for:
Generate threshold value storage time of described picture file;
Described device also comprises:
Removing module when storage time that reaches described picture file during threshold value, is used for deleting described picture file.
10. according to claim 7 to 8 described devices, it is characterized in that described picture file information comprises: picture file sign, picture file attribute information etc.
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| CN104156376A (en) * | 2013-05-15 | 2014-11-19 | 腾讯科技（深圳）有限公司 | Storage method, device and server for file |
| CN104239824A (en) * | 2014-08-27 | 2014-12-24 | 百度在线网络技术（北京）有限公司 | Method and device used for displaying input information |
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| CN104239824A (en) * | 2014-08-27 | 2014-12-24 | 百度在线网络技术（北京）有限公司 | Method and device used for displaying input information |
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