CN103426418B - A kind of data display processing method and electronic equipment - Google Patents
A kind of data display processing method and electronic equipment Download PDFInfo
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- CN103426418B CN103426418B CN201210159262.3A CN201210159262A CN103426418B CN 103426418 B CN103426418 B CN 103426418B CN 201210159262 A CN201210159262 A CN 201210159262A CN 103426418 B CN103426418 B CN 103426418B
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Abstract
The invention discloses a kind of data display processing method and electronic equipment, the method is applied to electronic equipment, described electronic equipment at least comprises frame buffer zone, described method comprises: after receiving screenshotss message, determine whether that any frame buffer data has write, if so, then the frame buffer zone that data have write has been switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data; Data in the frame buffer zone be in the lock state are exported as screenshotss data.The frame buffer zone that method and apparatus disclosed by the invention has been write by locking data thus solve the phenomenon that picture break-up appears in screenshotss operation.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of data display processing method and electronic equipment.
Background technology
To mobile device (as mobile phone) from frame buffer zone real-time screenshotss, likely there is the phenomenon of picture break-up.Picture break-up, the image that namely screenshotss obtain is combined by two parts of present frame and previous frame.The reason of above-mentioned picture break-up phenomenon is caused to be: for double buffering in screenshotss process, it is current that what showing is A frame buffer zone, carried out the switching of A, B frame buffer zone after painting in B frame buffer zone, namely B frame buffer zone is used to display and A frame buffer zone and is used for write next frame data.If at this moment system acceptance is to screenshotss instruction, then after another thread (i.e. screenshotss thread) receives this message, start to intercept the image of B frame buffer zone.If the very fast thus switching causing A, B frame buffer zone of at this moment displaying contents change also quickly, just may carry out again one or many and exchanged the frame buffer zone causing A frame buffer zone to become shown in A, B frame buffer zone after message send, and B frame buffer zone is being used in the middle of write next frame data, is at this moment starting screenshotss action and will cut the image that a width tears.
Proposing a kind of solution solved the problems of the technologies described above in prior art is: directly go to intercept frame buffer zone at the thread of display, namely in the process of display, if receive screenshotss instruction, then determined the frame buffer zone of current responsible display translation by the thread of display, then can get complete snapshot picture.But realize by above-mentioned technology the efficiency that screenshotss operation can affect original display system.
Summary of the invention
The invention provides a kind of data display processing method and electronic equipment, there is the phenomenon of picture break-up for solving screenshotss operation in prior art in method and apparatus provided by the present invention.
The invention provides a kind of data display processing method, be applied to electronic equipment, described electronic equipment at least comprises frame buffer zone, and described method comprises:
After receiving screenshotss message, determined whether that any frame buffer data has write, if so, then the frame buffer zone that data have write has been switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
Enable frame buffer zone for subsequent use, described frame buffer zone for subsequent use is made to switch to work frame buffer zone, wherein, described electronic equipment comprises N number of frame buffer zone, N be more than or equal to 2 positive integer, according to preset selection information, determine that at least M frame frame buffer zone in described N number of frame buffer zone is frame buffer zone for subsequent use, wherein, M is more than or equal to the positive integer that 1 is less than N; N-M frame buffer zone is work frame buffer zone;
Data in the frame buffer zone be in the lock state are exported as screenshotss data.
When described N is more than or equal to 3, after determining that the frame buffer zone of the M in N number of frame buffer zone is frame buffer zone for subsequent use, alternately read-write operation is performed to N-M work frame buffer zone.
Using the data in the frame buffer zone that is in the lock state as after screenshotss data export, also comprise further:
Frame buffer zone after unblock screenshotss data have exported, and the frame buffer zone after unlocking switches to frame buffer zone for subsequent use or work frame buffer zone.
This frame buffer zone is switched to lock-out state comprise: after any frame buffer data has write, generates locking mark, this locking mark is in the lock state for indicating described frame buffer zone.
A kind of electronic equipment, this electronic equipment comprises frame buffer zone for data cached, also comprises:
Frame buffer zone lock cell, for after receiving screenshotss message, has determined whether that any frame buffer data has write, if, then the frame buffer zone that data have write is switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
N number of frame buffer zone, wherein, N be more than or equal to 2 positive integer;
Frame buffer zone for subsequent use determining unit, for the selection information that basis is preset, determine that M frame buffer zone in described N number of frame buffer zone is frame buffer zone for subsequent use, wherein, M is more than or equal to the positive integer that 1 is less than N; N-M frame buffer zone is work frame buffer zone;
Frame buffer zone switch unit, for enabling described frame buffer zone for subsequent use, makes described frame buffer zone for subsequent use switch to work frame buffer zone;
Data outputting unit, exports as screenshotss data for the data in the frame buffer zone that will be in the lock state.
Then this electronic equipment also comprises:
First read-write cell, for performing read-write operation to described N-M work frame buffer zone;
First separate lock unit, for unlock screenshotss data has exported after frame buffer zone, and unlock after frame buffer zone switch to frame buffer zone for subsequent use or work frame buffer zone.
When described N is more than or equal to 3, read-write cell is also for after determining that the frame buffer zone of the M in N number of frame buffer zone is frame buffer zone for subsequent use, and N-M work frame buffer zone alternately performs read-write operation.
Described frame buffer zone lock cell, also for after any frame buffer data has write, generates locking mark, and this locking mark is in the lock state for indicating described frame buffer zone.
One or two in technique scheme, at least has following technique effect:
Method and apparatus provided by the present invention is applied to the electronic equipment comprising frame buffer zone and realizes screenshotss operation, be specially: after receiving screenshotss message, determine whether that any frame buffer data has write, if, then the frame buffer zone that data have write is switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data; Data in the frame buffer zone be in the lock state are exported as screenshotss data.Freeze frame buffer zone in the present invention, makes frame buffer zone to be updated, thus the image realizing obtaining is complete snapshot picture, there will not be the phenomenon of picture break-up.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of a kind of data display processing method of the embodiment of the present invention;
Fig. 2 is the process flow diagram of the embodiment of the present invention (one) a kind of data display processing method;
Fig. 3 is the process flow diagram of the embodiment of the present invention (two) a kind of data display processing method;
Fig. 4 is the structural representation of a kind of electronic equipment of the embodiment of the present invention;
Fig. 5 is the structural representation of the embodiment of the present invention (three) a kind of electronic equipment;
Fig. 6 is the structural representation of the embodiment of the present invention (four) a kind of electronic equipment.
Embodiment
The embodiment of the present invention provides a kind of data display processing method, be applied to electronic equipment, described electronic equipment at least comprises frame buffer zone, described method comprises: after receiving screenshotss message, determine whether that any frame buffer data has write, if so, then the frame buffer zone that data have write has been switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data; Data in the frame buffer zone be in the lock state are exported as screenshotss data.
Scheme provided by the present invention is, applies the frame buffer zone that in independent screenshotss thread monitor current system, data have write, if detect that some frame buffer zones data have write, is then locked this frame buffer zone.The frame buffer zone that data have write comprises the partial data of a screenshotss needs display, then then directly export the data of lock-out state frame buffer zone time screenshotss export.Below in conjunction with Figure of description, the solution of the present invention is explained in detail:
As shown in Figure 1, the embodiment of the present invention discloses a kind of data display processing method, is applied to electronic equipment, and described electronic equipment at least comprises frame buffer zone, and described method comprises:
Step 101, after receiving screenshotss message, has determined whether that any frame buffer data has write, if so, then the frame buffer zone that data have write has been switched to lock-out state, and wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
Data in the frame buffer zone be in the lock state are exported as screenshotss data by step 102.
In this embodiment because be, after frame buffer zone data write locks, the data of freeze frame buffer zone exported as screenshotss, so the image information that the data that screenshotss can be made to export have been all, there will not be the phenomenon of picture break-up.
In the invention process, described frame buffer zone can comprise multiple, according to the different embodiment of the present invention of the locking and unlocking mode optional following two kinds of the implementation of scheme is provided, below in conjunction with concrete embodiment and Figure of description, the solution of the present invention is explained in detail:
Embodiment one, input selection information select at least one frame buffer zone as frame buffer zone for subsequent use from least two frame buffer zones, when screenshotss operation performs after lock operation any frame buffer zone performing read-write operation, then can enable frame buffer zone for subsequent use thus realize the continuous output of data.As shown in Figure 2, the embodiment of the present invention provides a kind of data display processing method, is described in detail to the specific embodiment of the present invention below in conjunction with Figure of description:
In the present embodiment, electronic equipment comprises N number of frame buffer zone, wherein, N be more than or equal to 2 positive integer.
Step 201, according to the selection information preset, determine that at least M frame frame buffer zone in described N number of frame buffer zone is frame buffer zone for subsequent use, wherein, M is more than or equal to the positive integer that 1 is less than N; N-M frame buffer zone is work frame buffer zone, performs read-write operation to described N-M work frame buffer zone;
In embodiments of the present invention, can be default setting for the selection of frame buffer zone for subsequent use be a frame buffer zone for subsequent use; If when there is multiple frame buffer zone in system, can also arrange multiple frame buffer zone for subsequent use, avoid running into screenshotss operation frequently, frame buffer zone for subsequent use is the framing buffer zone problem that can not switch in time together.Such as:
As N=2, comprise the first frame buffer zone and the second frame buffer zone, if select the second frame buffer zone to be frame buffer zone for subsequent use according to selection information, then the frame buffer zone that works is the first frame buffer zone.
As N=3, comprise the first frame buffer zone, the second frame buffer zone and the 3rd frame buffer zone, according to the scheme provided in this embodiment then can select in three frame buffer zones any one or any two for frame buffer zone for subsequent use.
When described N is more than or equal to 3, M frame buffer zone at least two frame buffer zones described in determining is behind frame buffer zone for subsequent use, alternately performs read-write operation to N-M work frame buffer zone.
Step 202, after receiving screenshotss message, has determined whether that any frame buffer data has write, if so, then the frame buffer zone that data have write has been switched to lock-out state, and wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
In the embodiment of the present invention, after screenshotss thread receives screenshotss message, determine whether data have write for the frame buffer zone (the work frame buffer zone namely in the present embodiment) of current execution read-write operation.
In the embodiment of the present invention, mode frame buffer zone being switched to lock-out state comprises multiple, selects in this embodiment:
After any frame buffer data has write, generate locking mark, this locking mark is in the lock state for indicating described frame buffer zone.
Step 203, enables described frame buffer zone for subsequent use, makes described frame buffer zone for subsequent use switch to work frame buffer zone.
Frame buffer zone for subsequent use in this embodiment, because in freeze frame buffer zone behind any one frame buffer zone, also needs the normal data read-write operation of maintenance system, so can be selected to switch to work frame buffer zone.
1, as N=2, if select the second frame buffer zone to be frame buffer zone for subsequent use according to selection information, then, after the first frame buffer zone locking, the second frame buffer zone being switched to work frame buffer zone, making system by proceeding data read-write operation to the second frame buffer zone.
2-1, as N>=3, when any one in selection three frame buffer zones is frame buffer zone for subsequent use, then this scheme comprised can be:
(1) frame buffer zone for subsequent use being switched to work frame buffer zone, making system by proceeding data read-write operation to frame buffer zone for subsequent use;
(2) do not enable frame buffer zone for subsequent use, then utilize the frame buffer zone except that do not lock and for subsequent use frame buffer zone to carry out read-write operation.
2-2, as N>=3, when at least two in selection three frame buffer zones are frame buffer zone for subsequent use, then this scheme comprised can be:
(1) when work frame buffer zone only has one, then, after work frame buffer zone is locked, directly at least one in frame buffer zone for subsequent use is switched to work frame buffer zone;
(2) when work frame buffer zone comprises multiple, then do not enable frame buffer zone for subsequent use, then utilize the frame buffer zone except that do not lock and for subsequent use frame buffer zone to carry out read-write operation;
(3) if frame buffer zone for subsequent use comprises multiple, then can select from multiple frame buffer zone for subsequent use according to the selective rule preset one or morely to switch to work frame buffer zone
Data in the frame buffer zone be in the lock state are exported as screenshotss data by step 204.
Because be write and the screenshotss data exported the frame buffer zone not having new data to write, so the snapshot picture exported by the way then there will not be the phenomenon of picture break-up from data.
Step 205, the frame buffer zone after unblock screenshotss data have exported, and the frame buffer zone after unlocking switches to frame buffer zone for subsequent use or work frame buffer zone.
In this embodiment, frame buffer zone for subsequent use or work frame buffer zone can be switched to according to frame buffer zone quantity with for the reason of output speed for the frame buffering after unblock.
Embodiment two, when screenshotss operation performs after lock operation any frame buffer zone performing read-write operation, the frame buffer zone data that whether have in detection system writes, namely whether have the screenshotss output that frame buffer zone can provide complete; Then the frame buffer zone that data have write is switched to lock-out state, then from the frame buffer zone of locking, exports screenshotss data.The embodiment of the present invention provides a kind of data display processing method as shown in Figure 3, is described in detail to the specific embodiment of the present invention below in conjunction with Figure of description:
Step 301, after receiving screenshotss message, has determined whether that any frame buffer data has write, if so, then the frame buffer zone that data have write is switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
In the embodiment of the present invention, mode frame buffer zone being switched to lock-out state comprises multiple, selects in this embodiment:
After any frame buffer data has write, generate locking mark, this locking mark is in the lock state for indicating described frame buffer zone.
In this embodiment, if electronic equipment comprises at least two frame buffer zones, then before receiving screenshotss message, hocket the read-write operation of data in described at least two frame buffer zones.
Step 302, performs read-write operation to N-1 frame buffer zone.
Read-write operation then will be forbidden after switching to lock-out state in any frame buffer zone data write, and then the frame buffer zone can continuing to realize data read-write operation is changed to N-1.
As N=2, comprise the first frame buffer zone and the second frame buffer zone, then after any frame buffer zone is locked, then what a remaining frame buffer zone was independent realizes data read-write operation.
As N>=3, then after any frame buffer zone is locked, then read-write operation is performed to N-1 frame buffer zone.
When described N is more than or equal to 3, alternately read-write operation is performed to a described N-1 frame buffer zone.
Data in the frame buffer zone be in the lock state are exported as screenshotss data by step 303.
Because be write and the screenshotss data exported the frame buffer zone not having new data to write, so the snapshot picture exported by the way then there will not be the phenomenon of picture break-up from data.
In this embodiment, can duty be switched to according to frame buffer zone quantity with for the reason of output speed for the frame buffering after unlocking, combine with the current buffer zone performing read-write operation and realize data and export.Then this embodiment also comprises:
Step 304, the frame buffer zone after unblock screenshotss data have exported, and the frame buffer zone after unblock and a described N-1 frame buffer zone are combined, and alternately read-write operation is performed to the frame buffer zone after combination.
As shown in Figure 4, also provide a kind of electronic equipment according to said method the present invention, this electronic equipment comprises frame buffer zone 401 for data cached, also comprises:
Frame buffer zone lock cell 402, for after receiving screenshotss message, has determined whether that any frame buffer data has write, if, then the frame buffer zone that data have write is switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
In embodiments of the present invention, the mode of freeze frame buffer zone comprises multiple, Ke Yishi:
Described frame buffer zone lock cell 402, also for after any frame buffer data has write, generates locking mark, and this locking mark is in the lock state for indicating described frame buffer zone.
Data outputting unit 403, exports as screenshotss data for the data in the frame buffer zone that will be in the lock state.
Embodiment three, input selection information selects at least one frame buffer zone as frame buffer zone for subsequent use from least two frame buffer zones, when screenshotss operation performs after lock operation any frame buffer zone performing read-write operation, then can enable frame buffer zone for subsequent use thus realize the continuous output of data.This electronic equipment comprises N number of frame buffer zone 401, wherein, N be more than or equal to 2 positive integer, the method electronic equipment provided by the invention provided for embodiment one can also comprise (as shown in Figure 5) comprising outside the unit module shown in Fig. 4:
Frame buffer zone for subsequent use determining unit 501, for the selection information that basis is preset, determine that M frame buffer zone in described N number of frame buffer zone is frame buffer zone for subsequent use, wherein, M is more than or equal to the positive integer that 1 is less than N; N-M frame buffer zone is work frame buffer zone;
First read-write cell 502, for performing read-write operation to described N-M work frame buffer zone;
Frame buffer zone switch unit 503, for enabling described frame buffer zone for subsequent use, makes described frame buffer zone for subsequent use switch to work frame buffer zone;
First separate lock unit 504, for unlock screenshotss data has exported after frame buffer zone, and unlock after frame buffer zone switch to frame buffer zone for subsequent use or work frame buffer zone.
When described N is more than or equal to 3, after the first read-write cell is also frame buffer zone for subsequent use for the frame buffer zone of the M at least two frame buffer zones described in determining, N-M work frame buffer zone alternately performs read-write operation.
Embodiment four, when screenshotss operation performs after lock operation any frame buffer zone performing read-write operation, the frame buffer zone data that whether have in detection system writes, namely whether have the screenshotss output that frame buffer zone can provide complete; Then the frame buffer zone that data have write is switched to lock-out state, then from the frame buffer zone of locking, exports screenshotss data.The method electronic equipment provided by the invention provided for embodiment two can also comprise (as shown in Figure 6) comprising outside the unit module shown in Fig. 4:
This electronic equipment comprises N number of frame buffer zone 401, wherein, N be more than or equal to 2 positive integer, this electronic equipment also comprises:
Second read-write cell 601, for alternately performing read-write operation to described N number of frame buffer zone, after frame buffer zone data write is switched to lock-out state, performs read-write operation to N-1 frame buffer zone.
When described N is more than or equal to 3, the second read-write cell is also for alternately performing read-write operation to a described N-1 frame buffer zone.
Frame buffer zone assembled unit 602, combines for screenshotss data having been exported rear frame buffer zone and a described N-1 frame buffer zone; Then
Described second read-write cell 601 is also for alternately performing read-write operation to the frame buffer zone after combination.
Above-mentioned one or more technical scheme in the embodiment of the present application, at least has following technique effect:
Method and apparatus provided by the present invention is applied to the electronic equipment comprising frame buffer zone and realizes screenshotss operation, be specially: after receiving screenshotss message, determine whether that any frame buffer data has write, if, then the frame buffer zone that data have write is switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data; Data in the frame buffer zone be in the lock state are exported as screenshotss data.Freeze frame buffer zone in the present invention, makes frame buffer zone to be updated, thus the image realizing obtaining is complete snapshot picture, there will not be the phenomenon of picture break-up.
Further, the frame buffer zone of locking, after data export, is again switched to duty, when making screenshotss, locks one, substitute that of locking, thus do not affect original display with other frame buffer zones.
Method of the present invention is not limited to the embodiment described in embodiment, and those skilled in the art's technical scheme according to the present invention draws and other embodiment belongs to technological innovation scope of the present invention equally.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (8)
1. a data display processing method, is applied to electronic equipment, it is characterized in that, described electronic equipment at least comprises frame buffer zone, and described method comprises:
After receiving screenshotss message, determined whether that any frame buffer data has write, if so, then the frame buffer zone that data have write has been switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
Enable frame buffer zone for subsequent use, described frame buffer zone for subsequent use is made to switch to work frame buffer zone, wherein, described electronic equipment comprises N number of frame buffer zone, N be more than or equal to 2 positive integer, according to preset selection information, determine that at least M frame frame buffer zone in described N number of frame buffer zone is frame buffer zone for subsequent use, wherein, M is more than or equal to the positive integer that 1 is less than N; N-M frame buffer zone is work frame buffer zone;
Data in the frame buffer zone be in the lock state are exported as screenshotss data.
2. the method for claim 1, is characterized in that, when described N is more than or equal to 3, after determining that the frame buffer zone of the M in N number of frame buffer zone is frame buffer zone for subsequent use, alternately performs read-write operation to N-M work frame buffer zone.
3. method as claimed in claim 1 or 2, is characterized in that, using the data in the frame buffer zone that is in the lock state as after screenshotss data export, also comprises further:
Frame buffer zone after unblock screenshotss data have exported, and the frame buffer zone after unlocking switches to frame buffer zone for subsequent use or work frame buffer zone.
4. the method for claim 1, is characterized in that, this frame buffer zone is switched to lock-out state and comprises: after any frame buffer data has write, and generates locking mark, and this locking mark is in the lock state for indicating described frame buffer zone.
5. an electronic equipment, is characterized in that, this electronic equipment comprises frame buffer zone for data cached, also comprises:
Frame buffer zone lock cell, for after receiving screenshotss message, has determined whether that any frame buffer data has write, if, then the frame buffer zone that data have write is switched to lock-out state, wherein, when frame buffer zone is lock-out state, then frame buffer zone forbids writing data;
N number of frame buffer zone, wherein, N be more than or equal to 2 positive integer;
Frame buffer zone for subsequent use determining unit, for the selection information that basis is preset, determine that M frame buffer zone in described N number of frame buffer zone is frame buffer zone for subsequent use, wherein, M is more than or equal to the positive integer that 1 is less than N; N-M frame buffer zone is work frame buffer zone;
Frame buffer zone switch unit, for enabling described frame buffer zone for subsequent use, makes described frame buffer zone for subsequent use switch to work frame buffer zone;
Data outputting unit, exports as screenshotss data for the data in the frame buffer zone that will be in the lock state.
6. electronic equipment as claimed in claim 5, it is characterized in that, described electronic equipment also comprises:
First read-write cell, for performing read-write operation to described N-M work frame buffer zone;
First separate lock unit, for unlock screenshotss data has exported after frame buffer zone, and unlock after frame buffer zone switch to frame buffer zone for subsequent use or work frame buffer zone.
7. electronic equipment as claimed in claim 6, is characterized in that, when described N is more than or equal to 3, read-write cell is also for after determining that the frame buffer zone of the M in N number of frame buffer zone is frame buffer zone for subsequent use, and N-M the frame buffer zone that works alternately performs read-write operation.
8. electronic equipment as claimed in claim 5, is characterized in that, described frame buffer zone lock cell, also for after any frame buffer data has write, generates locking mark, and this locking mark is in the lock state for indicating described frame buffer zone.
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| KR20080018396A (en) * | 2006-08-24 | 2008-02-28 | 한국문화콘텐츠진흥원 | Computer-readable medium for recording mobile application and personal computer application for displaying display information of mobile communications terminal in external display device |
| KR100928324B1 (en) * | 2007-10-02 | 2009-11-25 | 주식회사 아이브이넷 | Operation method of frame buffer memory for recovering compressed video and decoding device suitable for this |
| KR100946266B1 (en) * | 2008-01-28 | 2010-03-09 | (주)블루버드 소프트 | Image processing apparatus and processing method thereof |
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| CN101291488A (en) * | 2008-03-24 | 2008-10-22 | 中兴通讯股份有限公司 | Screen printing method on mobile terminal |
| CN101282265A (en) * | 2008-04-18 | 2008-10-08 | 西安交通大学 | Method for driving vision sensor based on wireless sensor network node |
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