CN105335442A - Picture memory processing method and apparatus - Google Patents

Picture memory processing method and apparatus Download PDF

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Publication number
CN105335442A
CN105335442A CN201410395784.2A CN201410395784A CN105335442A CN 105335442 A CN105335442 A CN 105335442A CN 201410395784 A CN201410395784 A CN 201410395784A CN 105335442 A CN105335442 A CN 105335442A
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picture
described picture
application program
pixel data
internal memory
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CN201410395784.2A
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CN105335442B (en
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张翔
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Alibaba China Co Ltd
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Ucweb Inc
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Priority to PCT/CN2015/081936 priority patent/WO2016023402A1/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Embodiments of the invention disclose a picture memory processing method and apparatus. The method comprises: obtaining a picture file of a to-be-processed picture, wherein the picture file at least comprises pixel compression data of the picture; decoding the pixel compression data of the picture to obtain decoded pixel data of the picture; processing the picture by utilizing the decoded pixel data of the picture; and deleting the decoded pixel data of the picture from an application memory. With the adoption of the method and the apparatus, a picture memory can be prevented from exceeding capacity limit of an application, so that the phenomenon of non normal operation due to forced closing of the application is avoided.

Description

A kind of disposal route of picture internal memory and device
Technical field
The present invention relates to mobile communication technology field, particularly relate to a kind of disposal route of picture internal memory and put.
Background technology
In the prior art, in order to improve the display effect of webpage, the quantity of the picture used in webpage gets more and more, and the resolution of picture is also more and more higher, and this makes the browser internal memory shared by the picture in webpage also increasing.
Due in actual applications, the memory capacity of browser is limited, and when the internal memory of above-mentioned picture exceedes the capacity limit of browser, browser will be made to be forced to close, and cannot normally work.
Summary of the invention
Provide a kind of disposal route and device of picture internal memory in the embodiment of the present invention, with the capacity limit avoiding the internal memory of picture to exceed application program, thus avoid application program to be forced to close, the phenomenon that cannot normally work occurs.
In order to solve the problems of the technologies described above, the embodiment of the invention discloses following technical scheme:
First aspect, provides a kind of disposal route of picture internal memory, comprising:
Acquisition need process the picture file of picture, and described picture file at least comprises the pixel packed data of described picture;
By decoding to the pixel packed data of described picture, obtain the decoded pixel data of described picture;
The decoded pixel data of described picture are utilized to process described picture;
The decoded pixel data of described picture are deleted from application program internal memory.
In conjunction with first aspect, in the first possible implementation of first aspect, from application program internal memory, delete the decoded pixel data of described picture, comprising:
Judge whether the free memory of described application program is less than the first predetermined threshold value;
When the free memory of described application program is less than described first predetermined threshold value, from described application program internal memory, delete the decoded pixel data of described picture.
In conjunction with the first possible implementation of first aspect, in the implementation that first aspect the second is possible, delete the decoded pixel data of described picture from described application program internal memory after, also comprise:
Judge whether the free memory of described application program is less than described first predetermined threshold value;
When the free memory of described application program is less than described first predetermined threshold value, from described application program internal memory, delete the pixel packed data of described picture.
In conjunction with first aspect, in the third possible implementation of first aspect, utilize the decoded pixel data of described picture to process described picture, comprising: show or quote described picture.
In conjunction with the third possible implementation of first aspect, in first aspect the 4th kind of possible implementation, delete the decoded pixel data of described picture from application program internal memory before, described method also comprises: determine that described picture is disposed; Described picture has been disposed and has comprised described picture and to have shown or described picture has been cited complete.
In conjunction with first aspect, in first aspect the 5th kind of possible implementation, described method also comprises: when processing described picture, and the pixel packed data of described picture is placed in the detached process different from described program process with decoding pixel data.
Second aspect, provides a kind for the treatment of apparatus of picture internal memory, comprising:
Acquisition module, for obtaining the picture file that need process picture, described picture file at least comprises the pixel packed data of described picture;
Decoder module, for decoding to the pixel packed data of described picture, obtains the decoded pixel data of described picture;
Processing module, processes described picture for utilizing the decoded pixel data of described picture;
Removing module, for deleting the decoded pixel data of described picture from application program internal memory.
In conjunction with second aspect, in the first possible implementation of second aspect, described removing module comprises:
Judging unit, for judging whether the free memory of described application program is less than the first predetermined threshold value;
Delete cells, for when the free memory of described application program is less than described first predetermined threshold value, deletes the decoded pixel data of described picture from described application program internal memory.
In conjunction with second aspect, in the implementation that second aspect the second is possible, described processing module comprises:
Display unit, for showing described picture;
Precedents, for quoting described picture.
In conjunction with the implementation that the second of second aspect is possible, in the third possible implementation of second aspect, described device also comprises:
Determination module, for before the decoded pixel data of deleting described picture from application program internal memory, determines that described picture is disposed, and described picture has been disposed and has comprised picture and shown complete or described picture and be cited complete.
In conjunction with second aspect, in second aspect the 4th kind of possible implementation, described device also comprises:
Module is set, for the pixel packed data of described picture is placed in the detached process different from described program process with decoding pixel data.
Due in actual applications, the data of description of picture and the memory capacity occupied by pixel packed data all less, the capacity limit of application program internal memory can not be exceeded, and the memory capacity occupied by decoded pixel data of picture is larger, if when there are the decoded pixel data of a large amount of picture in the application, the capacity limit of application program will be exceeded, thus make application program be forced to close, cannot normally work; And in this application, after completing picture processing, the decoded pixel data by described picture are deleted; Can ensure that the internal memory in webpage shared by picture can not exceed the capacity limit of system like this, thus avoid application program and be forced to close, the phenomenon that cannot normally work occurs.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
One schematic flow sheet of the disposal route of the picture internal memory that Fig. 1 provides for the application;
Another schematic flow sheet of the disposal route of the picture internal memory that Fig. 2 provides for the application;
The another schematic flow sheet of the disposal route of the picture internal memory that Fig. 3 provides for the application;
Another schematic flow sheet of the disposal route of the picture internal memory that Fig. 4 provides for the application;
One structural representation of the treating apparatus of the picture internal memory that Fig. 5 provides for the application;
Another structural representation of the treating apparatus of the picture internal memory that Fig. 6 provides for the application;
The another structural representation of the treating apparatus of the picture internal memory that Fig. 7 provides for the application.
Embodiment
This application provides a kind of disposal route and device of picture internal memory, with the capacity limit avoiding the internal memory of picture to exceed application program, thus avoid application program to be forced to close, cannot normally work.
First be described the disposal route of the picture internal memory of the application, as shown in Figure 1, the method at least comprises:
S11: obtain the picture file that need process picture;
When application program needs Web page loading picture, send load request to picture servers; And receive the picture servers of load request, picture file will be returned to application program; The pixel packed data of picture data of description and picture can be comprised in picture file.
Wherein, the data of description of picture is the description to some attributes of picture, comprises the information such as the height of picture, width, number of colors, title and copyright, and these information are the very basic and important information of picture, and the internal memory taken is less.
The decoded pixel data (decoded by the pixel packed data of picture and obtain) of picture describe the color of each pixel of picture; When needs Show Picture, can be plotted on screen according to each pixel of the pixel data of picture by picture.
S12: by decoding to the pixel packed data of described picture, obtain the decoded pixel data of described picture;
Owing to only having the pixel data of picture just can be employed, therefore, need to the pixel packed data of picture decode (decompression) process.
S13: utilize the decoded pixel data of described picture to process picture;
Concrete, the pixel data due to picture specifically has two kinds of purposes, and the first is for picture is presented at screen; The second is quoted by other business module and is done other purposes, and being such as cited to be carried in webpage trivial games shows.So, utilize the decoded pixel data of described picture to carry out process to described picture and comprise the described picture of display or quote described picture.
S14: the decoded pixel data of deleting described picture from application program internal memory.
Described application program can be browser, also can be other program needing Web page loading picture, picture shown or be cited complete after, the decoded pixel data of picture are again very little by the probability used, but the internal memory that the decoded pixel data of picture take can be larger, the decoded pixel data of deleting described picture from browser internal memory can reduce taking browser internal memory.And when picture carries out showing or being cited again, can again the pixel packed data of picture be decompressed, obtain the pixel data of picture; Therefore, after the pixel data of picture is not used, can delete from the internal memory of browser, thus reduce taking of browser internal memory.In actual applications, the pixel packed data of picture can be placed in the detached process different from described program process with decoding pixel data; Like this when decoded pixel data place process is forced to close because shared internal memory is excessive, application program place process can't be affected, and user still can continue to browse webpage.When needing interaction data when between above-mentioned two processes, directly can obtain image data by modes such as Address space mappinDs, and without the need to copies data between process, thus avoid additionally taking of internal memory; Such as when the process of application program, when needing the decoded pixel data obtaining picture from another process, directly can obtain the memory address of the decoded pixel data of picture from another process, then from the decoded pixel data storing area acquisition picture.
Due in actual applications, the data of description of picture and the memory capacity occupied by pixel packed data all less, the capacity limit of browser can not be exceeded, and the memory capacity occupied by decoded pixel data of picture is larger, if when there are the decoded pixel data of a large amount of picture in a browser, the capacity limit of browser will be exceeded, thus make browser be forced to close, cannot normally work; And in this application, after completing picture processing, the decoded pixel data by this picture are deleted from browser internal memory; Can ensure that the internal memory in webpage shared by picture can not exceed the capacity limit of system like this, thus avoid browser and be forced to close, the phenomenon that cannot normally work occurs.Except this, adopt the method for the application, also can improve the stability of browser execution.
In the another possible embodiments of the application, as shown in Figure 2, after performing the step S13 in above-mentioned all embodiments, before step S14, described embodiment also comprises: determine that described picture is disposed; Described picture has been disposed and has referred to that described picture has shown or described picture has been cited complete.Determine that the detailed process that described picture has been disposed is as follows:
S21: judge that whether described picture is for display; If so, then enter step S22, otherwise enter step S23.
S22: utilize the data of description of described picture and decoding pixel data to show described picture; After display, perform step S14;
S23: whether the decoded pixel data detecting described picture are cited; If be cited, then continue to detect every preset duration; If be not cited, then perform step S14.
Concrete, the decoded pixel data of picture can be some business module and quote, and such as web game module etc., above-mentioned module can utilize the decoded pixel data of picture to Show Picture.
In another possible embodiments of the application, as shown in Figure 3, the step S14 in above-mentioned all embodiments can comprise:
S31: judge whether the free memory of described application program is less than the first predetermined threshold value; If so, then step S32 is performed, otherwise process ends, namely when being more than or equal to described first threshold, the decoded pixel data of described picture are left intact.
Concrete, the first predetermined threshold value can be specially the safety margin early warning value of the free memory of application program, and namely when the free memory of application program is more than or equal to this early warning value, application program internal memory is sufficient, there is not the risk of collapse.And when the free memory of application program is less than this early warning value, can there is the risk of collapse in application program; Application program can be taken measures releasing memory, makes free memory in safe range.Described first predetermined threshold value can be a memory headroom sizes values, also can be the percent value of a free memory and total internal memory, and user can according to the size of size sets itself first predetermined threshold value of application program internal memory or number percent.
S32: the decoded pixel data of deleting described picture from application program internal memory.
It should be noted that, when need again process picture, need first to check in application program internal memory the decoded pixel data whether existing and need process picture, if do not exist, then perform step S11; If exist, then the decoded pixel data that need process picture are directly utilized to process picture.
Therefore, in the embodiment of the present application, after picture processing is completed, directly do not delete the decoded pixel data of picture, and only have when the current memory space of application program internal memory reaches the first predetermined threshold value, just delete the decoded pixel data of picture; So both can ensureing the normal work of application program, can having avoided when again processing picture again, again the pixel packed data of picture decompressed.
In the another possible embodiments of the application, as shown in Figure 4, after the step S32 in above-mentioned all embodiments, also can comprise:
Step S41: judge whether the free memory of described application program is still less than described first predetermined threshold value; In this way, then step S42 is entered; Otherwise process ends.
Step S42: the pixel packed data deleting described picture from described application program internal memory.
If delete the decoded pixel data of picture in application program internal memory after, the free memory of application program is still less than the first predetermined threshold value (safety margin early warning value), now still there is the risk of collapse in application program, now can delete the pixel packed data of described picture further.In addition, also the unloading from application program internal memory of the picture file of default picture, in External memory equipment, so directly can be obtained the picture file of picture from External memory equipment when picture reuses.The picture that the default picture of unloading can be specially low display frequency or quote, or the picture of small significance, External memory equipment can be hard disk, USB flash disk and SD (SecureDigitalCard, safe digital card) etc.
Therefore, in this application, delete the decoded pixel data of picture in the internal memory of application program after, then judge whether the free memory of once now application program is still less than the first predetermined threshold value, and when being less than the first predetermined threshold value, delete the pixel packed data in application program internal memory; So, the internal memory of application program not only can discharge more storage space, and can guarantee the normal work of application program further.
It should be noted that, in this application, can the pixel packed data of described picture and/or decoded pixel data backup are kept in external memory storage; When picture need again show or again be quoted, the decoded pixel data in External memory equipment directly can be obtained; And when application program place process is forced to close, the decoded pixel data of described picture also directly can be obtained from External memory equipment.
By the description of above embodiment of the method, those skilled in the art can be well understood to the mode that the application can add required general hardware platform by software and realize, hardware can certainly be passed through, but in a lot of situation, the former is better embodiment.Based on such understanding, the technical scheme of the application can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the application.And aforesaid storage medium comprises: ROM (read-only memory) (ROM), random access memory (RAM), magnetic disc or CD etc. various can be program code stored medium.
Corresponding with said method, disclosed herein as well is a kind for the treatment of apparatus of picture internal memory, as shown in Figure 5, at least comprise:
Acquisition module 61, for obtaining the picture file that need process picture, described picture file at least comprises the pixel packed data of picture;
Decoder module 62, for decoding to the pixel packed data of described picture, obtains the decoded pixel data of described picture;
Processing module 63, processes described picture for utilizing the decoded pixel data of described picture;
Removing module 64, for deleting the decoded pixel data of described picture from application program internal memory.
Due in actual applications, the data of description of picture and the memory capacity occupied by pixel packed data less, the capacity limit of application program can not be exceeded, and the memory capacity occupied by decoded pixel data of picture is larger, if when there are the decoded pixel data of a large amount of picture in the application, the capacity limit of application program will be exceeded; Thus make application program be forced to close, cannot normally work; And in this application, removing module 64, after completing picture processing, the decoded pixel data by described picture are deleted from application program internal memory; Can ensure that the internal memory in webpage shared by picture can not exceed the capacity limit of system like this, thus avoid application program and be forced to close, the phenomenon that cannot normally work occurs.
In another possible embodiments of the application, as shown in Figure 6, the removing module 64 in above-mentioned all embodiments comprises:
Judging unit 71, for judging whether the free memory of described application program is less than the first predetermined threshold value;
Concrete, the first predetermined threshold value can be specially the safety margin early warning value of the free memory of application program, and namely when the free memory of application program is more than or equal to this early warning value, application program internal memory is sufficient, there is not the risk of collapse.And when the free memory of application program is less than this early warning value, can there is the risk of collapse in application program; Application program can be taken measures releasing memory, makes free memory in safe range.Described first predetermined threshold value can be a memory headroom sizes values, also can be the percent value of a free memory and total internal memory, and user can according to the size of size sets itself first predetermined threshold value of application program internal memory.
Delete cells 72, for when the free memory of application program is less than described first predetermined threshold value, deletes the decoded pixel data of described picture from described application program internal memory.
If delete the decoded pixel data of picture in application program internal memory after, the free memory of application program is still less than the first predetermined threshold value (safety margin early warning value), now still there is the risk of collapse in application program, now can delete the pixel packed data of described picture further.Particularly, after delete cells 72 deletes the decoded pixel data of described picture from described application program internal memory, judging unit 71 continues to judge whether the free memory of described application program is less than described first predetermined threshold value; When the free memory of described application program is less than described first predetermined threshold value, delete cells 72 deletes the pixel packed data of described picture from described application program internal memory.
Therefore, in the embodiment of the present application, after picture processing is completed, directly do not delete the decoded pixel data of picture, and only having when judging unit 71 judges that the free memory of application program is less than the first predetermined threshold value, delete cells 72 just deletes the decoded pixel data of picture; So both can ensureing the normal work of application program, can having avoided when again processing picture again, and repeat to decode to the pixel packed data of picture.
In the another possible embodiments of the application, as shown in Figure 7, the processing module 63 in above-mentioned all embodiments also can comprise:
Display unit 81, for showing described picture;
Precedents 82, for quoting described picture.
In the another possible embodiments of the application, the device in above-mentioned all embodiments, also can comprise:
Determination module (not shown), for before the decoded pixel data of deleting described picture from application program internal memory, determine that described picture is disposed, described picture has been disposed and has comprised picture and shown complete or described picture and be cited complete.
Module (not shown) is set, for the pixel packed data of described picture is placed in the detached process different from described program process with decoding pixel data.
Owing to arranging module, the pixel packed data of described picture is placed in the detached process different from described program process with decoding pixel data.Like this when process internal memory shared by decoded pixel data in decoded pixel data place is excessive be forced to close time, application program place process can't be affected, and user still can continue to browse webpage.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, between each embodiment identical similar part mutually see, what each embodiment stressed is the difference with other embodiments.Especially, for device or system embodiment, because it is substantially similar to embodiment of the method, so describe fairly simple, relevant part illustrates see the part of embodiment of the method.Apparatus and system embodiment described above is only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.
The above is only the embodiment of the application, those skilled in the art is understood or realizes the application.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the application, can realize in other embodiments.Therefore, the application can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (11)

1. a disposal route for picture internal memory, is characterized in that, comprising:
Acquisition need process the picture file of picture, and described picture file at least comprises the pixel packed data of described picture;
By decoding to the pixel packed data of described picture, obtain the decoded pixel data of described picture;
The decoded pixel data of described picture are utilized to process described picture;
The decoded pixel data of described picture are deleted from application program internal memory.
2. method according to claim 1, is characterized in that, described decoded pixel data of deleting described picture from application program internal memory, comprising:
Judge whether the free memory of described application program is less than the first predetermined threshold value;
When the free memory of described application program is less than described first predetermined threshold value, from described application program internal memory, delete the decoded pixel data of described picture.
3. method according to claim 2, is characterized in that, after deleting the decoded pixel data of described picture, also comprises from described application program internal memory:
Judge whether the free memory of described application program is less than described first predetermined threshold value;
When the free memory of described application program is less than described first predetermined threshold value, from described application program internal memory, delete the pixel packed data of described picture.
4. method according to claim 1, is characterized in that, utilizes the decoded pixel data of described picture to process described picture, comprising: show or quote described picture.
5. method according to claim 4, is characterized in that, described from application program internal memory, delete the decoded pixel data of described picture before, described method also comprises: determine that described picture is disposed; Described picture has been disposed and has comprised described picture and to have shown or described picture has been cited complete.
6. method according to claim 1, is characterized in that, also comprises: when processing described picture, and the pixel packed data of described picture is placed in the detached process different from described program process with decoding pixel data.
7. a treating apparatus for picture internal memory, is characterized in that, comprising:
Acquisition module, for obtaining the picture file that need process picture, described picture file at least comprises the pixel packed data of described picture;
Decoder module, for decoding to the pixel packed data of described picture, obtains the decoded pixel data of described picture;
Processing module, processes described picture for utilizing the decoded pixel data of described picture;
Removing module, for deleting the decoded pixel data of described picture from application program internal memory.
8. device according to claim 7, is characterized in that, described removing module comprises:
Judging unit, for judging whether the free memory of described application program is less than the first predetermined threshold value;
Delete cells, for when the free memory of described application program is less than described first predetermined threshold value, deletes the decoded pixel data of described picture from described application program internal memory.
9. device according to claim 7, is characterized in that, described processing module comprises:
Display unit, for showing described picture;
Precedents, for quoting described picture.
10. device according to claim 9, is characterized in that, also comprises:
Determination module, for before the decoded pixel data of deleting described picture from application program internal memory, determines that described picture is disposed, and described picture has been disposed and has comprised picture and shown complete or described picture and be cited complete.
11. devices according to claim 7, is characterized in that, also comprise:
Module is set, for the pixel packed data of described picture is placed in the detached process different from described program process with decoding pixel data.
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PCT/CN2015/081936 WO2016023402A1 (en) 2014-08-13 2015-06-19 Method and device for processing a picture memory

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