CN105893268A - Cached image processing method and device - Google Patents
Cached image processing method and device Download PDFInfo
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- CN105893268A CN105893268A CN201610171421.XA CN201610171421A CN105893268A CN 105893268 A CN105893268 A CN 105893268A CN 201610171421 A CN201610171421 A CN 201610171421A CN 105893268 A CN105893268 A CN 105893268A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
- G06F12/023—Free address space management
- G06F12/0253—Garbage collection, i.e. reclamation of unreferenced memory
Abstract
The invention relates to a cached image processing method and device. The method comprises the following steps: when the occupied space in an image cache space is greater than a preset threshold value, obtaining images which are least accessed in the image cache space; deleting the images which are least accessed from the image cache space. According to the cached image processing method and device, the images which are least accessed in the image cache space is acquired when the occupied space in the image cache space is greater than the preset threshold value, and the images which are least accessed is deleted from the image cache space, so that the aim of decreasing the cached images in the image cache space and the OOM error is avoided; meanwhile, the images which are least accessed are on interfaces that the users do not browse at ordinary times, so that the user experience is not influenced even the images which are least accessed are deleted.
Description
Technical field
It relates to computer technology, particularly relate to a kind of caching image processing method and device.
Background technology
Along with popularizing of mobile terminal, various application programs (Application is called for short APP) layer on mobile terminal
Going out not poor, user also can install multiple APP on the mobile terminal of oneself.For the APP of some a large amount of use pictures,
It is easy to too much cause internal memory to take in a large number because picture loads, thus (Out Of Memory is called for short to cause internal memory to overflow
OOM) problem.
In correlation technique, multiple pictures load and use same pictures is to create multiple object, to save internal memory,
But saying for APP, majority of case still loads the most different pictures.
Summary of the invention
For overcoming problem present in correlation technique, the disclosure provides one caching image processing method and device.
First aspect according to disclosure embodiment, it is provided that a kind of caching image processing method, including:
When having taken up room more than predetermined threshold value in image cache space, obtain least referenced figure in described image cache space
Sheet；
Described least referenced picture is deleted from described image cache space.
Further, described method also includes:
Traversal picture information storage space, wherein, described pictorial information memory space is for storing the pictorial information that picture is corresponding；
Judge whether picture corresponding to Target Photo information is stored in described image cache space, and described Target Photo letter
Whether the picture that breath is corresponding is current display picture, and described Target Photo information is arbitrary figure in described pictorial information memory space
Sheet information；
If picture corresponding to described Target Photo information be not in described image cache space, and described Target Photo information is corresponding
Picture be not current display picture, then the association status of described Target Photo information is designated weak rigidity.
Further, described method also includes:
Monitor picture corresponding to described Target Photo information when being called, obtain the association status of described Target Photo information；
If the association status of described Target Photo information is weak rigidity, then reload the figure that described Target Photo information is corresponding
Sheet.
Further, described method also includes: traversal picture information storage space, wherein, and described pictorial information memory space
For storing the pictorial information that picture is corresponding；
The pictorial information of soft pointer dereferences in described pictorial information memory space is deleted.
Further, when having taken up room more than predetermined threshold value in image cache space, obtain in described image cache space
Least referenced picture, including:
When having taken up room more than predetermined threshold value in image cache space, nearest least referenced algorithm is used to obtain described picture
Nearest least referenced picture in spatial cache.
Second aspect according to disclosure embodiment, it is provided that a kind of caching image processing method, including:
Acquisition module, when being configured to take up room more than predetermined threshold value in image cache space, obtains described picture and delays
Deposit least referenced picture in space；
Cleaning module, is configured to delete described least referenced picture from described image cache space.
Further, described device also includes:
First spider module, is configured to travel through picture information storage space, and wherein, described pictorial information memory space is used for
The pictorial information that storage picture is corresponding, described Target Photo information is any picture information in described pictorial information memory space；
Judge module, is configured to judge whether picture corresponding to Target Photo information is stored in described image cache space,
And whether picture corresponding to described Target Photo information is current display picture；
Association process module, is configured at picture corresponding to described Target Photo information not in described image cache space,
And picture corresponding to described Target Photo information is when being not current display picture, by the association status mark of described Target Photo information
Know for weak rigidity.
Further, described device also includes:
Monitoring modular, is configured to monitor picture corresponding to described Target Photo information when being called, obtains described target figure
The association status of sheet information；
Load-on module, is configured to, when the association status of described Target Photo information is weak rigidity, reload described target
The picture that pictorial information is corresponding.
Further, described device also includes:
Second spider module, is configured to travel through picture information storage space, and wherein, described pictorial information memory space is used for
The pictorial information that storage picture is corresponding；
Removing module, is configured to delete the pictorial information of soft pointer dereferences in described pictorial information memory space.
Further, described acquisition module, it is specifically configured to take up room more than predetermined threshold value in image cache space
Time, use nearest least referenced algorithm to obtain nearest least referenced picture in described image cache space.
The third aspect according to disclosure embodiment, it is provided that a kind of terminal unit, including: processor, and be used for storing institute
State the memorizer of the executable instruction of processor；
Wherein, described processor is configured to:
When having taken up room more than predetermined threshold value in image cache space, obtain least referenced figure in described image cache space
Sheet；
Described least referenced picture is deleted from described image cache space.
Embodiment of the disclosure that the technical scheme of offer can include following beneficial effect: by accounting in image cache space
During with space more than predetermined threshold value, obtain least referenced picture in this image cache space, by above-mentioned least referenced picture from upper
State in image cache space and delete, it is achieved that reduce the picture that image cache space is cached, it is to avoid OOM mistake occurs,
Simultaneously take account of the picture on the interface that the picture typically all user of least referenced will not browse at ordinary times, also will not shadow after deletion
Ring Consumer's Experience.
It should be appreciated that it is only exemplary and explanatory that above general description and details hereinafter describe, can not limit
The disclosure processed.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meets and embodiment of the disclosure,
And for explaining the principle of the disclosure together with description.
Fig. 1 is according to a kind of flow chart caching image processing method shown in an exemplary embodiment；
Fig. 2 is according to a kind of flow chart caching image processing method shown in another exemplary embodiment；
Fig. 3 is according to a kind of block diagram caching picture processing device embodiment one shown in an exemplary embodiment；
Fig. 4 is according to a kind of block diagram caching picture processing device embodiment two shown in an exemplary embodiment；
Fig. 5 is according to a kind of block diagram caching picture processing device embodiment three shown in an exemplary embodiment；
Fig. 6 is according to a kind of block diagram caching picture processing device embodiment four shown in an exemplary embodiment；
Fig. 7 is the entity block diagram according to a kind of terminal unit shown in an exemplary embodiment；
Fig. 8 is the entity block diagram according to a kind of terminal unit 800 shown in an exemplary embodiment.
By above-mentioned accompanying drawing, it has been shown that the embodiment that the disclosure is clear and definite, hereinafter will be described in more detail.These accompanying drawings and
Word describes the scope being not intended to be limited disclosure design by any mode, but is this by reference specific embodiment
Skilled person illustrates the concept of the disclosure.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to accompanying drawing
Time, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.In following exemplary embodiment
Described embodiment does not represent all embodiments consistent with the disclosure.On the contrary, they are only and such as appended power
The example of the apparatus and method that some aspects that described in detail in profit claim, the disclosure are consistent.
Fig. 1 is according to a kind of flow chart caching image processing method shown in an exemplary embodiment, as it is shown in figure 1, should
Caching image processing method can be applicable to terminal unit, and such as mobile phone, panel computer, notebook etc., in this no limit.
The method comprises the following steps:
In step S101, when having taken up room more than predetermined threshold value in image cache space, obtain this image cache empty
Least referenced picture between.
When user uses terminal, certain APP of terminal displays to the user that picture, will conduct interviews the picture of caching,
If certain picture is not the most accessed in Huan Cun, then shows that this picture is not the most shown in the recent period, but this picture is also
In the position that image cache space hold is certain.
So can set a threshold value, when image cache space has taken up room more than predetermined threshold value, just trigger figure
The cleaning of sheet spatial cache, at this moment, obtains the picture of least referenced in image cache space.
In step s 102, above-mentioned least referenced picture is deleted from above-mentioned image cache space.
Picture can cache with the form of bit diagram (bitmap), by least referenced picture from above-mentioned in image cache space
In image cache space delete, will this least referenced picture bitmap remove.
The picture on interface that the picture of least referenced typically all user will not browse at ordinary times, does not typically interfere with after deletion yet
Consumer's Experience, is the most also cleared up image cache space.
In the caching image processing method that the present embodiment provides, by having taken up room in image cache space more than presetting threshold
During value, obtain least referenced picture in this image cache space, by above-mentioned least referenced picture from above-mentioned image cache space
Delete, it is achieved that reduce the picture that image cache space is cached, it is to avoid OOM mistake occurs, and simultaneously takes account of minimum visit
The picture on interface that the picture asked typically all user will not browse at ordinary times, does not interferes with Consumer's Experience yet after deletion.
Fig. 2 is according to a kind of flow chart caching image processing method shown in another exemplary embodiment, at above-described embodiment
On the basis of, as in figure 2 it is shown, said method can also include:
In step s 201, traversal picture information storage space.
This pictorial information memory space is for storing the information of correspondence.Specifically, these information can include picture browsing
(ImageView) information such as soft is quoted, picture path, picture network address.
During realization, above-mentioned pictorial information memory space can be a kind of data structure, such as Hash figure (HashMap),
Wherein can store multiple key-value pair, each key assignments is unique.
While picture shows on the interface of APP, corresponding pictorial information is stored pictorial information memory space
In, it addition, bitmap and the key assignments (key) of picture are stored in image cache space.
In step S202, it is judged that whether picture corresponding to Target Photo information is stored in image cache space, and should
Whether picture corresponding to Target Photo information is current display picture.
Above-mentioned Target Photo information can be any picture information in above-mentioned pictorial information memory space, traversal pictorial information storage
During space, the pictorial information in this pictorial information memory space can be performed successively the judgement of step S202, i.e. time
Go through certain pictorial information to be carried out once judging.
In step S203, if picture corresponding to above-mentioned Target Photo information be not in image cache space, and above-mentioned target
The picture that pictorial information is corresponding is not current display picture, then the association status of this Target Photo information is designated weak rigidity
(weak)。
Picture is with the form caching of bitmap in image cache space, and when picture does not shows on interface, terminal will
Release the bitmap and the adduction relationship of ImageView in pictorial information cached, so, just lose the bitmap quoted
May be reclaimed and releasing memory by terminal.Picture corresponding to above-mentioned Target Photo information not in image cache space, explanation
Bitmap corresponding to this Target Photo information has been deleted, and is specifically probably and takes up room in image cache space
It is deleted more than during predetermined threshold value, it is also possible to reclaimed release by terminal.
If the bitmap of certain picture has been deleted, the bitmap that in pictorial information, ImageView quotes does not exists,
Thus the association status of this Target Photo information is designated weak rigidity, in order to subsequent pictures navigation process is identified.
Further, monitor picture corresponding to above-mentioned Target Photo information when being called, obtain above-mentioned Target Photo information
Association status.If the association status of this Target Photo information is weak rigidity, then reload this Target Photo information corresponding
Picture.
Usually, the picture that in terminal, all APP are called all is loaded by the picture loader of terminal, is carrying out
Before loading, picture loader can be registered to ImageView, to be registered as the observer of ImageView.Seeing
When observing picture browsing action, i.e. monitor picture corresponding to Target Photo information when being called, obtain Target Photo information
Association status, if the association status of this Target Photo information is weak rigidity, has illustrated the picture of Target Photo information association
Not in image cache space, then need to obtain relevant Target Photo information by HashMap, and reload this mesh
The picture that mark pictorial information is corresponding, to show on the interface of terminal.If the association status of this Target Photo information is
Normal condition, then figure sector-meeting is normally drawn, it is not necessary to carry out other operation.
On the other hand, when traveling through above-mentioned pictorial information memory space, by the picture of pointer dereferences soft in pictorial information memory space
Information deletion.If i.e. the soft pointer dereferences of certain pictorial information in pictorial information memory space, then directly delete this pictorial information
Remove.To save the memory headroom of terminal further.Wherein, soft pointer is the softest to be quoted, and refers to the adduction relationship of pictorial information,
The object picture that soft pointer dereferences refers to cited in soft pointer pictorial information has been deleted.
On the basis of above-described embodiment, when having taken up room more than predetermined threshold value in image cache space, obtain this picture
Least referenced picture in spatial cache, when can be to have taken up room more than predetermined threshold value in image cache space, uses
Nearly least referenced algorithm obtains nearest least referenced picture in this image cache space.
Nearest least referenced algorithm (Least Recently Used) i.e. can be used to obtain in image cache space minimum
Access picture, and delete, it is ensured that Consumer's Experience is unaffected.Specifically, can be obtained by nearest least referenced algorithm
Minimum in getting preset time period being accessed for picture, alternatively, preset time period can be certain after application program launching
Time, this is not restricted.
Above-mentioned image cache space can be nearest minimum caching (LruCache), i.e. a kind of caching data structure, Ke Yi
When in memory space, occupied space is more than predetermined threshold value, automatically will wherein delete by nearest least referenced picture, convenient the most real
Existing.
Following for disclosure device embodiment, may be used for performing method of disclosure embodiment.For disclosure device embodiment
In the details that do not discloses, refer to method of disclosure embodiment.
Fig. 3 is according to a kind of block diagram caching picture processing device embodiment one shown in an exemplary embodiment, this caching figure
Piece treating apparatus can pass through software, hardware or both portions being implemented in combination with becoming the electronic equipment comprising touching display screen
Divide or whole.With reference to Fig. 3, described device includes: acquisition module 301 and cleaning module 302.
Acquisition module 301, when being configured to take up room more than predetermined threshold value in image cache space, obtains described figure
Least referenced picture in sheet spatial cache.
Cleaning module 302, is configured to delete described least referenced picture from described image cache space.
In the caching picture processing device that the present embodiment provides, taken up room in image cache space greatly by acquisition module
When predetermined threshold value, obtain least referenced picture in this image cache space, then by cleaning module by above-mentioned least referenced picture
Delete from above-mentioned image cache space, it is achieved that reduce the picture that image cache space is cached, it is to avoid OOM mistake is sent out
Raw, simultaneously take account of the picture on the interface that the picture typically all user of least referenced will not browse at ordinary times, after deletion the most not
Consumer's Experience can be affected.
On the basis of the embodiment shown in above-mentioned Fig. 3, Fig. 4 is to cache at picture according to the one shown in an exemplary embodiment
The block diagram of reason device embodiment two, with reference to Fig. 4, said apparatus can also include: the first spider module 401, judge module 4
02 and association process module 403.Wherein:
First spider module 401, is configured to travel through picture information storage space, wherein, described pictorial information memory space
For storing the pictorial information that picture is corresponding.
Judge module 402, is configured to judge whether picture corresponding to Target Photo information is stored in described image cache space
In, and whether picture corresponding to described Target Photo information be current display picture.
Described Target Photo information is any picture information in described pictorial information memory space.
Association process module 403, is configured at picture corresponding to described Target Photo information not in described image cache space
In, and when picture corresponding to described Target Photo information is not current display picture, by the association shape of described Target Photo information
State is designated weak rigidity.
On the basis of the embodiment shown in above-mentioned Fig. 4, Fig. 5 is to cache at picture according to the one shown in an exemplary embodiment
The block diagram of reason device embodiment three, with reference to Fig. 5, said apparatus can also include: monitoring modular 501 and load-on module 502,
Wherein:
Monitoring modular 501, is configured to monitor picture corresponding to described Target Photo information when being called, obtains described mesh
The association status of mark pictorial information.
Load-on module 502, is configured to when the association status of described Target Photo information is weak rigidity, reloads described
The picture that Target Photo information is corresponding.
On the basis of the embodiment shown in above-mentioned Fig. 3, Fig. 6 is to cache at picture according to the one shown in an exemplary embodiment
The block diagram of reason device embodiment four, with reference to Fig. 6, said apparatus can also include: the second spider module 601 and removing module 6
02, wherein:
Second spider module 601, is configured to travel through picture information storage space, wherein, described pictorial information memory space
For storing the pictorial information that picture is corresponding.
Removing module 602, is configured to delete the pictorial information of soft pointer dereferences in described pictorial information memory space.
Further, on the basis of above-described embodiment, acquisition module 301, it is specifically configured in image cache space
When having taken up room more than predetermined threshold value, nearest least referenced algorithm is used to obtain nearest minimum visit in described image cache space
Ask picture.
The foregoing describing inner function module and the structural representation of caching picture processing device, its substantial executive agent should
For a kind of terminal unit, such as mobile phone, notebook, panel computer, computer etc., this is not restricted.Fig. 7 is basis
The entity block diagram of a kind of terminal unit shown in one exemplary embodiment, with reference to Fig. 7, this terminal unit can be implemented as:
Processor 701 and for storing the memorizer 702 of processor 701 executable instruction；
Processor 701 is configured to:
When having taken up room more than predetermined threshold value in image cache space, obtain least referenced figure in described image cache space
Sheet；
Described least referenced picture is deleted from described image cache space.
In the embodiment of above-mentioned terminal unit, it should be appreciated that this processor can be that CPU is (English: Central
Processing Unit, is called for short: CPU), it is also possible to be other general processors, digital signal processor (English: Digital
Signal Processor, is called for short: DSP), special IC (English: Application Specific Integrated Circuit,
It is called for short: ASIC) etc..The processor that general processor can be microprocessor or this processor can also be any routine
Deng, and aforesaid memorizer can be read only memory (English: read-only memory, abbreviation: ROM), at random
Access memorizer (English: random access memory, RAM), flash memory, hard disk or solid-state it is called for short:
Hard disk.SIM is also referred to as subscriber identification card, smart card, and digital mobile telephone must be loaded onto this card and can use.
On computer chip, i.e. store the information of digital mobile phone client, the content such as the key of encryption and telephone directory of user.
Hardware processor can be embodied directly in conjunction with the step of the method disclosed in disclosure embodiment to have performed, or with processing
Hardware and software module combination execution in device complete.
Fig. 8 is the entity block diagram according to a kind of terminal unit 800 shown in an exemplary embodiment.Such as, this terminal unit
Can be mobile phone, notebook, panel computer, computer etc. can realize cache picture processing device terminal unit.Reference
Fig. 8, terminal unit 800 can include following one or more assembly: processes assembly 802, memorizer 804, electric power group
Part 806, multimedia groupware 808, audio-frequency assembly 810, the interface 812 of input/output (I/O), sensor cluster 814,
And communications component 816.
Processing assembly 802 and generally control the integrated operation of terminal unit 800, such as with display, data communication, multimedia is grasped
Make and record operates the operation being associated.Process assembly 802 and can include that one or more processor 820 performs instruction,
To complete all or part of step of above-mentioned method.Additionally, process assembly 802 can include one or more module, just
Mutual in process between assembly 802 and other assemblies.Such as, process assembly 802 and can include multi-media module, with side
Just multimedia groupware 808 and process between assembly 802 mutual.
Memorizer 804 is configured to store various types of data to support the operation at terminal unit 800.These data
Example includes any application program for operation on terminal unit 800 or the instruction of method, Various types of data, message, figure
Sheet, video etc..Memorizer 804 can be real by any kind of volatibility or non-volatile memory device or combinations thereof
Existing, such as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM), erasable
Except programmable read only memory (EPROM), programmable read only memory (PROM), read only memory (ROM),
Magnetic memory, flash memory, disk or CD.
The various assemblies that electric power assembly 806 is terminal unit 800 provide electric power.Electric power assembly 806 can include power management
System, one or more power supplys, and other generate, manage and distribute, with for terminal unit 800, the assembly that electric power is associated.
The screen of one output interface of offer that multimedia groupware 808 is included between described terminal unit 800 and user.?
In some embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touching
Touching panel, screen may be implemented as touch screen, to receive the input signal from user.Touch panel includes one or many
Individual touch sensor is with the gesture on sensing touch, slip and touch panel.Described touch sensor can not only sense touch
Or the border of sliding action, but also detect the persistent period relevant to described touch or slide and pressure.
Audio-frequency assembly 810 is configured to output and/or input audio signal.Such as, audio-frequency assembly 810 includes a Mike
Wind (MIC), when terminal unit 800 is in operator scheme, during such as call model, logging mode and speech recognition mode,
Mike is configured to receive external audio signal.The audio signal received can be further stored at memorizer 804
Or send via communications component 816.In certain embodiments, audio-frequency assembly 810 also includes a speaker, is used for exporting
Audio signal.
I/O interface 812 provides interface for processing between assembly 802 and peripheral interface module, above-mentioned peripheral interface module is permissible
It is keyboard, puts striking wheel, button etc..
Sensor cluster 814 includes one or more sensor, for providing the state of various aspects to comment for terminal unit 800
Estimate.Such as, what sensor cluster 814 can detect terminal unit 800 opens/closed mode, the relative localization of assembly,
The most described assembly is display and the keypad of terminal unit 800, and sensor cluster 814 can also detect terminal unit
800 or the position change of 800 1 assemblies of terminal unit, the presence or absence that user contacts with terminal unit 800, eventually
End equipment 800 orientation or acceleration/deceleration and the variations in temperature of terminal unit 800.Sensor cluster 814 can include close
Sensor, is configured to when not having any physical contact object near detecting.Sensor cluster 814 also may be used
To include optical sensor, such as CMOS or ccd image sensor, it is used for using in imaging applications.In some embodiments
In, this sensor cluster 814 can also include acceleration transducer, gyro sensor, Magnetic Sensor, pressure transducer
Or temperature sensor.
Communications component 816 is configured to facilitate the communication of wired or wireless mode between terminal unit 800 and other equipment.Eventually
End equipment 800 can access wireless network based on communication standard, such as WiFi, 2G or 3G, or combinations thereof.?
In one exemplary embodiment, communications component 816 receives the broadcast singal from external broadcasting management system via broadcast channel
Or broadcast related information.In one exemplary embodiment, described communications component 816 also includes near-field communication (NFC) mould
Block, to promote junction service.Such as, can be based on RF identification (RFID) technology, Infrared Data Association in NFC module
(IrDA) technology, ultra broadband (UWB) technology, bluetooth (BT) technology and other technologies realize.
In the exemplary embodiment, terminal unit 800 can by one or more application specific integrated circuits (ASIC),
Digital signal processor (DSP), digital signal processing appts (DSPD), PLD (PLD), existing
Field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components realize, and are used for holding
Row said method.
In the exemplary embodiment, additionally provide a kind of non-transitory computer-readable recording medium including instruction, such as, wrap
Including the memorizer 804 of instruction, above-mentioned instruction can have been performed said method by the processor 820 of terminal unit 800.Example
As, described non-transitory computer-readable recording medium can be ROM, random access memory (RAM), CD-ROM,
Tape, floppy disk and optical data storage devices etc..
A kind of non-transitory computer-readable recording medium, when the instruction in described storage medium is by the process assembly of terminal unit
During execution so that terminal unit is able to carry out a kind of caching image processing method, and described method includes:
When having taken up room more than predetermined threshold value in image cache space, obtain least referenced figure in described image cache space
Sheet；
Described least referenced picture is deleted from described image cache space.
Further, the method also includes:
Traversal picture information storage space, wherein, described pictorial information memory space is for storing the pictorial information that picture is corresponding；
Judge whether picture corresponding to Target Photo information is stored in described image cache space, and described Target Photo letter
Whether the picture that breath is corresponding is current display picture；Wherein, during described Target Photo information is described pictorial information memory space
Any picture information.
If picture corresponding to described Target Photo information be not in described image cache space, and described Target Photo information is corresponding
Picture be not current display picture, then the association status of described Target Photo information is designated weak rigidity.
Further, the method also includes: monitors picture corresponding to described Target Photo information when being called, obtains described
The association status of Target Photo information；
If the association status of described Target Photo information is weak rigidity, then reload the figure that described Target Photo information is corresponding
Sheet.
Further, the method also includes: traversal picture information storage space, and wherein, described pictorial information memory space is used
In the pictorial information that storage picture is corresponding；
The pictorial information of soft pointer dereferences in described pictorial information memory space is deleted.
Further, when having taken up room more than predetermined threshold value in image cache space, obtain in described image cache space
Least referenced picture, including:
When having taken up room more than predetermined threshold value in image cache space, nearest least referenced algorithm is used to obtain described picture
Nearest least referenced picture in spatial cache.
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to other reality of the disclosure
Execute scheme.The application is intended to any modification, purposes or the adaptations of the disclosure, these modification, purposes or
Adaptations follow the disclosure general principle and include the undocumented common knowledge in the art of the disclosure or
Conventional techniques means.Description and embodiments is considered only as exemplary, and the true scope of the disclosure and spirit are by following power
Profit requires to point out.
It should be appreciated that the disclosure is not limited to precision architecture described above and illustrated in the accompanying drawings, and can
To carry out various modifications and changes without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (11)
1. a caching image processing method, it is characterised in that including:
When having taken up room more than predetermined threshold value in image cache space, obtain least referenced figure in described image cache space
Sheet；
Described least referenced picture is deleted from described image cache space.
Method the most according to claim 1, it is characterised in that also include:
Traversal picture information storage space, wherein, described pictorial information memory space is for storing the pictorial information that picture is corresponding；
Judge whether picture corresponding to Target Photo information is stored in described image cache space, and described Target Photo letter
Whether the picture that breath is corresponding is current display picture, and described Target Photo information is arbitrary figure in described pictorial information memory space
Sheet information；
If picture corresponding to described Target Photo information be not in described image cache space, and described Target Photo information is corresponding
Picture be not current display picture, then the association status of described Target Photo information is designated weak rigidity.
Method the most according to claim 2, it is characterised in that also include:
Monitor picture corresponding to described Target Photo information when being called, obtain the association status of described Target Photo information；
If the association status of described Target Photo information is weak rigidity, then reload the figure that described Target Photo information is corresponding
Sheet.
Method the most according to claim 1, it is characterised in that also include:
Traversal picture information storage space, wherein, described pictorial information memory space is for storing the pictorial information that picture is corresponding；
The pictorial information of soft pointer dereferences in described pictorial information memory space is deleted.
Method the most according to claim 1, it is characterised in that taken up room in image cache space more than presetting
During threshold value, obtain least referenced picture in described image cache space, including:
When having taken up room more than predetermined threshold value in image cache space, nearest least referenced algorithm is used to obtain described picture
Nearest least referenced picture in spatial cache.
6. a caching picture processing device, it is characterised in that including:
Acquisition module, when being configured to take up room more than predetermined threshold value in image cache space, obtains described picture and delays
Deposit least referenced picture in space；
Cleaning module, is configured to delete described least referenced picture from described image cache space.
Device the most according to claim 6, it is characterised in that also include:
First spider module, is configured to travel through picture information storage space, and wherein, described pictorial information memory space is used for
The pictorial information that storage picture is corresponding；
Judge module, is configured to judge whether picture corresponding to Target Photo information is stored in described image cache space,
And whether picture corresponding to described Target Photo information is current display picture, described Target Photo information is described picture letter
Any picture information in breath memory space；
Association process module, is configured at picture corresponding to described Target Photo information not in described image cache space,
And picture corresponding to described Target Photo information is when being not current display picture, by the association status mark of described Target Photo information
Know for weak rigidity.
Device the most according to claim 7, it is characterised in that also include:
Monitoring modular, is configured to monitor picture corresponding to described Target Photo information when being called, obtains described target figure
The association status of sheet information；
Load-on module, is configured to, when the association status of described Target Photo information is weak rigidity, reload described target
The picture that pictorial information is corresponding.
Device the most according to claim 6, it is characterised in that also include:
Second spider module, is configured to travel through picture information storage space, and wherein, described pictorial information memory space is used for
The pictorial information that storage picture is corresponding；
Removing module, is configured to delete the pictorial information of soft pointer dereferences in described pictorial information memory space.
Device the most according to claim 6, it is characterised in that described acquisition module, is specifically configured at picture
When spatial cache has taken up room more than predetermined threshold value, nearest least referenced algorithm is used to obtain in described image cache space
Least referenced picture recently.
11. 1 kinds of terminal units, it is characterised in that including: processor, and for storing performing of described processor
The memorizer of instruction；
Wherein, described processor is configured to:
When having taken up room more than predetermined threshold value in image cache space, obtain least referenced figure in described image cache space
Sheet；
Described least referenced picture is deleted from described image cache space.
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