CN1655601A - Screen printing method - Google Patents

Screen printing method Download PDF

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Publication number
CN1655601A
CN1655601A CN 200410039256 CN200410039256A CN1655601A CN 1655601 A CN1655601 A CN 1655601A CN 200410039256 CN200410039256 CN 200410039256 CN 200410039256 A CN200410039256 A CN 200410039256A CN 1655601 A CN1655601 A CN 1655601A
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China
Prior art keywords
screen
picture
buffer area
compression
frame number
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Granted
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CN 200410039256
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Chinese (zh)
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CN100384240C (en
Inventor
姜珊
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Priority to CNB200410039256XA priority Critical patent/CN100384240C/en
Publication of CN1655601A publication Critical patent/CN1655601A/en
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Publication of CN100384240C publication Critical patent/CN100384240C/en
Anticipated expiration legal-status Critical
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Abstract

This invention discloses a screen catching method, which first sets a buffer area for screen in the catching system with its frame number determined by the screen images number played per second. The method also comprises the following steps: a, the system orderly playing the screen images and the system buffer area adopting new means to orderly memory the compressed screen images; b, the system requiring the prior buffered images form the area when executing the catching orders and using the image as the image to be caught for buffer.

Description

A kind of screenshotss method of screen
Technical field
The present invention relates to the treatment technology of screen-picture, particularly a kind of screenshotss method of screen.
Background technology
When utilizing TV (TV) or computer to watch continuous pictures, the user is deep to some the excellent lens memories in this continuous pictures through regular meeting, finds fault with.Yet, utilize some the excellent camera lens pictures in this continuous pictures that TV or computer play written in water, when special continuous pictures is some swiftly passing objects, such as: football match, dash match etc.How to keep these excellent camera lenses, these excellent camera lenses of aftertaste become a problem thereby make the user can watch later also.
At present, the method that addresses this problem is that the screen of playing continuous pictures is carried out picture capturing: the system that plays continuous pictures with screen has embedding screen capture function, after this system that plays continuous pictures with screen receives the screen-picture capture command, the current screen picture displayed is compressed, and the screen-picture after will compressing is kept in the memory that is difficult for obliterated data, such as hard disk,, carry out fine taste so that the user can obtain this screen-picture in the future.
But, said method exists a significant disadvantages: time lag, promptly when the user watches the picture of wishing intercepting from screen after, send the picture of screen-picture intercepting interception of commands screen again, as send the order of screen printing to the system that plays continuous pictures with screen by the remote controller in the hand, because the picture on the screen is to play continuously, wish the screen-picture that intercepts so receive the active screen of playing system's intercepting of continuous pictures with screen of this order and be not the user, but wish the screen-picture that the screen-picture that intercepts lags behind, thereby caused the time lag of screen printing picture than the user.
As shown in Figure 1, Fig. 1 is the schematic diagram of screen printing picture of the prior art: illustrated a time (TIME) axle among this figure, wished the process of capturing picture in order to explanation screen printing picture hysteresis user.As can be seen from Figure 1, when the user watches the screen-picture that will intercept, because the user sees that the screen-picture that will intercept has the time of one section reaction, send the time point of screen-picture intercepting order time point hysteresis a period of time with respect to the screen-picture of being watched that will intercept so press remote controller; Can not receive screen-picture intercepting order immediately owing to play the system of continuous pictures with screen, lag behind a period of time with respect to the time point that sends this order so receive the time point of this order with the system of screen broadcast continuous pictures; Just operate accordingly after the system of continuous pictures handles the screen-picture intercepting order that is received owing to play according to this command execution with screen, so the system that plays continuous pictures with screen carries out the time point of this order and lags behind a period of time with respect to the time point of receiving this order, the system that plays continuous pictures with screen at the time point of carrying out this order with the picture capturing of the current broadcast of screen and store.Finally, the time point of playing the screen-picture that system stored of continuous pictures with screen wishes that with respect to the user time point of the screen-picture that intercepts lags behind, thereby intercepting is not that the user wishes the screen-picture that intercepts, and intercepting is that the user wishes the in progress picture of the screen of screen-picture after a period of time that intercepts.
For instance, play 24 frame pictures,, then can slip over 12 frame pictures in 0.5 second if " time lag " has 0.5 second when the screen per second of playing the system of continuous pictures with screen.This that is to say, if the screen-picture that the user will intercept is the 1st frame, but is the 12nd frame with the screen-picture that screen is play the actual intercepting of system of continuous pictures.This is little for the slow continuous pictures possibility problem of conversion, yet, screen-picture for major part is play continuously especially changes fast continuous screen picture, and " time lag " will bring the screen-picture of intercepting and the inconsistent problem of screen-picture of user expectation intercepting.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of screenshotss method of screen, this method can realize avoiding intercepting the hysteresis screen-picture of wishing the screen-picture that intercepts with respect to the user, thereby the screen-picture that guarantees intercepting is consistent with the screen-picture that user expectation intercepts.
According to above-mentioned purpose, concrete technical scheme of the present invention is achieved in that
A kind of screenshotss method of screen, in having the system that embeds the screen capture function, be provided for the buffer area of buffer memory compression screen-picture in advance, the screen-picture frame number and the time of recalling that the frame number of this buffer area institute buffer memory compression screen-picture is play by this system's per second determine that this method also comprises:
A, this system compress the screen-picture of broadcast in order, the screen-picture that the buffer area of this system's setting adopts the real-time in order buffer memory of the mode of first in first out to be compressed;
B, this system obtain this buffer area compression screen-picture of buffer memory at first from set buffer area when carrying out the screenshotss order, and will compress screen-picture and preserve as the screen-picture that will intercept.
Having the system that embeds the screen capture function is provided for indicating the address pointer of this this alliance of buffer area place for this buffer area;
Before described steps A, this method comprises: according to the address pointer of this buffer area, have the position that the system that embeds the screen capture function determines this buffer area.
In buffer area, be provided in advance indicating current cache frame compression screen-picture position in buffer area location counter and to put initial value be 0, the process of the screen-picture that the real-time buffer memory of the described buffer area of steps A is compressed is:
The value of A1, location counter adds 1, with the screen-picture compression back storage of current broadcast, circulation execution in step A1;
Step B is described obtain this buffer area at first the process of the compression screen-picture of buffer memory be:
The value of this location counter is added 1, judge whether resulting value surpasses the compression screen image frame number of this buffer area buffer memory, if, the compression screen image frame number that resulting value is deducted this buffer area buffer memory obtains obtaining the positional value of screen-picture, obtains corresponding compression screen-picture in the buffer area according to this positional value; Otherwise this resulting value is obtained corresponding compression screen-picture in the buffer area for obtaining the positional value of screen-picture according to this positional value.
The scope of the value of the location counter of described setting is: the value of the location counter of this setting is more than or equal to 1, and smaller or equal to the frame number of this buffer area institute buffer memory compression screen-picture.
The process that the frame number of screen-picture that described this buffer area is stored was determined by this system's per second the screen-picture frame number of playing and the time of recalling is: screen-picture that this system's per second is play and the frame number of the product of recalling the time for screen-picture that this buffer area is stored.
The described size that buffer area is set is determined by the frame number of screen-picture that this buffer area is stored and the product of every frame screen-picture compression sizes.
Between steps A and step B, this method also comprises:
This system judges whether to receive the screenshotss order, if this system carries out the screenshotss order; Otherwise, be buffered in successively in the set buffer area in order after the screen-picture that this system continues to play compresses.
Before steps A, this method also comprises:
This system judges whether to receive the order of opening the screenshotss mode, if, execution in step A; Otherwise, finish.
This method also comprises:
C, this system judge whether to receive the order that finishes the screenshotss mode, if, method ends, otherwise, execution in step A.
The described system that embeds the screen capture function that has has television set, the computer that has embedding screen capture function that embeds the screen capture function, personal digital assistant or the screen capture equipment that has embedding screen capture function.
Described step B also comprises: this system obtains this buffer area compression screen-picture more than of buffer memory at first, will be presented on the screen of this system behind the compression screen-picture decompress(ion) more than;
This system determines compression screen-picture and storage according to receiving the screen-picture order of determining on this system screen.
From such scheme as can be seen, the present invention is provided with a buffer area in the system that plays continuous pictures with screen, this buffer area is according to recalling the time and screen picture displayed each second frame number is provided with the screen-picture frame number of being stored, and the strategy that the adopts first in first out picture play of buffer memory screen successively in order.In the time of after this system receives the screenshotss order, will carrying out this order, obtaining the screen-picture that is cached to this buffer area at first from this buffer area also stores this screen-picture, just Cun Chu screen-picture is not the picture of the current broadcast of screen, but wish the screen-picture that intercepts according to the user that the time of recalling is determined, thereby can realize that the intercepting user who does not lag behind wishes the screen-picture that intercepts, guarantee that the screen-picture of intercepting is consistent with the screen-picture of user expectation intercepting.
Description of drawings
Fig. 1 is the schematic diagram of screen printing picture of the prior art.
Fig. 2 is the schematic diagram of screen printing picture among the present invention.
The buffer area structural representation that Fig. 3 is provided with for the present invention.
Fig. 4 carries out the flow chart of screenshotss method for the present invention.
Fig. 5 is the flow chart with the complete screen screenshotss method of the system implementation of screen broadcast continuous pictures of the present invention.
Embodiment
In order to make the purpose, technical solutions and advantages of the present invention clearer, by the following examples and with reference to accompanying drawing, the present invention is described in more detail.
When the system that plays continuous pictures with screen received screenshotss command execution screenshotss, what should intercept and store be that the user wishes the screen-picture that intercepts rather than the in progress picture of current screen.So the present invention must wish the user that when carrying out the screenshotss operation screen-picture that intercepts stores in advance so that intercept.As shown in Figure 2, Fig. 2 is the schematic diagram of screen printing picture among the present invention: illustrated a time (TIME) axle among this figure, the time point of screen current playing frames when wanting the time point of screen printing picture and the order of execution screenshotss in order to explanation.The picture of the current broadcast of screen printing not when the present invention carries out the time point of this order in the system that plays continuous pictures with screen, but intercepting in advance the user of storage watch picture on the time point of the screen-picture that will intercept.
Realize the present invention, a buffer area that is used for the up-to-date compression screen-picture of buffer memory at first is set in the system that plays continuous pictures with screen, the size of this buffer area can be according to " time lag " length of this system, the frame number of this system's view screen each second picture, the size that every frame screen-picture is compressed and the resolution of every frame picture are provided with, several " time lag " length of playing the system of continuous pictures according to screen of the compression screen image frame of this buffer area institute buffer memory are provided with the screen-picture frame number that this system plays each second, this buffer area adopts the up-to-date compression screen-picture of buffer memory screen broadcast in real time in order of first in first out, when this buffer area does not have idle space, the up-to-date compression screen-picture that the compression screen-picture deletion of buffer memory at first of this buffer area is play in order to the buffer memory screen.When the screenshotss order is received by this system, get access to the compression screen-picture of buffer memory at first from this buffer area, this compression screen-picture is stored as the screen-picture that the user will intercept.
Because buffer area of the present invention is play " time lag " length of system of continuous pictures and the frame number that screen-picture frame number that this system plays each second is provided with the screen-picture of storing according to screen, so when the user sends the screenshotss order, in this buffer area at first the compression screen-picture of buffer memory be exactly the screen-picture that the user will intercept in fact, and the hysteresis screen-picture of the screen-picture that the up-to-date compression screen-picture of this buffer area institute buffer memory will intercept for the user.For example: suppose screen display 24 frame screen-pictures each second, the time of " time lag " is 0.5 second, the time of recalling of then wanting setting screen picture is 0.5 second, then to want the compression screen-picture of buffer memory be 12 frames to this buffer area, when this system will carry out the screenshotss operation according to the screenshotss name order of receiving when buffer memory the 12nd frame compresses screen-picture, then need to intercept the 1st frame compression screen-picture of buffer area buffer memory.Therefore, the frame number of this system's per second screen-picture that shows and product of recalling the time for screen-picture that this buffer area is stored.
System with screen broadcast continuous pictures of the present invention can adopt the compression of existing techniques in realizing to screen-picture.
As shown in Figure 3, Fig. 3 is the buffer area structural representation that the present invention is provided with: this buffer area comprise this buffer area address pointer (POINTER), the up-to-date compression screen of indication buffer memory picture position location counter (COUNTER) and in buffer area the compression screen-picture (PIC) of each position buffer memory.
Wherein, this POINTER is used to use the system searching of screen broadcast continuous pictures to the concrete position of this buffer area;
COUNTER is used for indicating the up-to-date compression screen-picture of being stored in the position of buffer area, and after current compression screen-picture was buffered in buffer area, during up-to-date compression screen-picture behind this current compression screen-picture of buffer memory, COUNTER added 1;
Suppose buffer area can buffer memory the frame number of compression screen-picture be L, COUNTER is more than or equal to 1 so, and COUNTER is smaller or equal to L.When COUNTER adds 1 during greater than L, COUNTER is carried out circular treatment, COUNTER is deducted behind the L counting again, just again since 1 numeration.
PIC is the compression screen-picture of each location storage in the buffer area.
Because playing the system of continuous pictures with screen can be in different time, the size that buffer area is determined in asynchronism(-nization) in real time of recalling according to the difference of the frame number of screen per second display frame, the screen-picture that sets, thereby the maximum difference of COUNTER, screen are play the position that the system of continuous pictures must obtain this buffer area place by this POINTER.
In Fig. 3, this buffer area can be stored 9 frames compression screen-picture, the position of storing 9 frames compression screen-picture is 1~9, each lane place all buffer memory the compression screen-picture, after compressing, the screen-picture that the COUNTER indication shows current screen is buffered in position 3, be buffered in position 4 after the next frame screen-picture compression of screen display, be about to be buffered in COUNTER after the next frame screen-picture compresses and add 1 position, and will originally be buffered in the compression screen-picture deletion of this buffer area position 4.
In Fig. 3, when the system with screen broadcast continuous pictures of receiving the screenshotss order carries out the screenshotss operation, this buffer area buffer memory the compression screen-picture of position 3, be that COUNTER equals 3, because the frame number of this buffer area store compressed screen-picture is to be determined by the picture frame number of recalling time and this system's per second broadcast, so the system that plays continuous pictures with screen intercepts in this buffer area the compression screen-picture of buffer memory the earliest, promptly the memory block meta is changed to 4 compression screen-picture.So when the system with screen broadcast continuous pictures of receiving the screenshotss order carried out intercept operation, the present invention adopted formula (1), formula (2) and formula (3) just can determine that this system wants the screen-picture n of screenshotss and storage:
N=COUNTER+1 (1);
N is equal to or less than the compression screen image frame of buffer area institute buffer memory and counts L, n=N (2);
N is greater than the compression screen image frame number of buffer area institute buffer memory, and the compression screen image frame of n=N-buffer area institute buffer memory is counted L; (3);
When the compression screen image frame that is equal to or less than buffer area institute buffer memory when the value of N was counted L, n equaled COUNTER and adds 1; When the value of N was counted greater than the compression screen image frame of buffer area institute buffer memory, n equaled N and deducts the compression screen image frame of being stored and count L, is the position at the compression screen-picture place that will intercept and store.
As shown in Figure 4, Fig. 4 carries out the flow chart of screenshotss method for the present invention, and its concrete steps are:
Step 400, the system that plays continuous pictures with screen judge whether its screenshotss mode that has is opened, if, execution in step 401; Otherwise, execution in step 406;
Step 401, with the picture Real Time Compression of screen display, and be buffered in the buffer area successively according to the order of compression screen-picture;
Whether step 402, the system that plays continuous pictures with screen have received the screenshotss order, if, execution in step 403; Otherwise, return step 401;
Step 403, obtain in the buffer area corresponding compression screen-picture, will compress screen-picture and store according to the indicated position of n;
Step 404, the system that plays continuous pictures with screen judge whether its screenshotss mode that has closes, if, execution in step 406; Otherwise, execution in step 405;
Self whether shutdown system is judged by step 405, the system that plays continuous pictures with screen, if, execution in step 406; Otherwise, return step 401;
Step 406, process ends.
As shown in Figure 5, Fig. 5 of the present inventionly plays the flow chart of the complete screen screenshotss method of the system implementation of continuous pictures with screen, supposes that this buffer area can store the compression screen-picture of L frame, and its concrete steps are:
What step 500, the system that plays continuous pictures with screen received screen picture displayed each second frame number and setting recalls the time;
Step 501, this system are according to the L that Time Calculation will be provided with buffer area that recalls of the screen picture displayed each second frame number that receives, setting;
It is the buffer area of L that step 502, this system set up storage screen-picture frame number, and the COUNTER that this buffer area is set is 0;
Step 503, this system's case are compressed picture displayed on the screen in order;
Step 504, COUNTER is added 1 do circular treatment, the screen-picture that is compressed is buffered on the position in the corresponding cache region in order successively;
Step 505, this system judge whether to receive the screenshotss order, if, execution in step 506; Otherwise, execution in step 503;
Step 506, the screen-picture position of current institute store compressed is added 1, i.e. position n, the screen-picture of storage n position;
Step 507, this system judge whether closing television screenshotss mode, if, process ends, otherwise, execution in step 503.
The present invention also can be with the n position in the buffer area, n+1 position, n+2 position ... screen-picture be shown on the screen screen-picture that will determine by the final selection of user and storage.
System with screen broadcast continuous pictures of the present invention can be for having TV, computer or the PDA(Personal Digital Assistant) that embeds the screen capture function, as long as increase the up-to-date picture that buffer area is used for the real-time storage screen display in these equipment; System with screen broadcast continuous pictures of the present invention also can be screen capture equipment (PVR), promptly increases the up-to-date picture that buffer area is used for the real-time storage screen display in this PVR.
From such scheme as can be seen, not only can eliminate the screenshotss picture deviation of bringing owing to " time lag " as much as possible by implementing method of the present invention, and can capture the screen-picture of " What You See Is What You Get ".
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being made within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (11)

1, a kind of screenshotss method of screen, it is characterized in that, in having the system that embeds the screen capture function, be provided for the buffer area of buffer memory compression screen-picture in advance, the screen-picture frame number and the time of recalling that the frame number of this buffer area institute buffer memory compression screen-picture is play by this system's per second determine that this method also comprises:
A, this system compress the screen-picture of broadcast in order, the screen-picture that the buffer area of this system's setting adopts the real-time in order buffer memory of the mode of first in first out to be compressed;
B, this system obtain this buffer area compression screen-picture of buffer memory at first from set buffer area when carrying out the screenshotss order, and will compress screen-picture and preserve as the screen-picture that will intercept.
2, the method for claim 1 is characterized in that, has the system that embeds the screen capture function and is provided for indicating the address pointer of this this alliance of buffer area place for this buffer area;
Before described steps A, this method comprises: according to the address pointer of this buffer area, have the position that the system that embeds the screen capture function determines this buffer area.
3, the method for claim 1, it is characterized in that, in buffer area, be provided in advance indicating current cache frame compression screen-picture position in buffer area location counter and to put initial value be 0, the process of the screen-picture that the real-time buffer memory of the described buffer area of steps A is compressed is:
The value of A1, location counter adds 1, with the screen-picture compression back storage of current broadcast, circulation execution in step A1;
Step B is described obtain this buffer area at first the process of the compression screen-picture of buffer memory be:
The value of this location counter is added 1, judge whether resulting value surpasses the compression screen image frame number of this buffer area buffer memory, if, the compression screen image frame number that resulting value is deducted this buffer area buffer memory obtains obtaining the positional value of screen-picture, obtains corresponding compression screen-picture in the buffer area according to this positional value; Otherwise this resulting value is obtained corresponding compression screen-picture in the buffer area for obtaining the positional value of screen-picture according to this positional value.
4, method as claimed in claim 3 is characterized in that, the scope of the value of the location counter of described setting is: the value of the location counter of this setting is more than or equal to 1, and smaller or equal to the frame number of this buffer area institute buffer memory compression screen-picture.
5, the method for claim 1, it is characterized in that the process that the frame number of screen-picture that described this buffer area is stored was determined by this system's per second the screen-picture frame number of playing and the time of recalling is: screen-picture that this system's per second is play and the frame number of the product of recalling the time for screen-picture that this buffer area is stored.
6, the method for claim 1 is characterized in that, the described size that buffer area is set is determined by the frame number of screen-picture that this buffer area is stored and the product of every frame screen-picture compression sizes.
7, the method for claim 1 is characterized in that, between steps A and step B, this method also comprises:
This system judges whether to receive the screenshotss order, if this system carries out the screenshotss order; Otherwise, be buffered in successively in the set buffer area in order after the screen-picture that this system continues to play compresses.
8, the method for claim 1 is characterized in that, before steps A, this method also comprises:
This system judges whether to receive the order of opening the screenshotss mode, if, execution in step A; Otherwise, finish.
9, the method for claim 1 is characterized in that, this method also comprises:
C, this system judge whether to receive the order that finishes the screenshotss mode, if, method ends, otherwise, execution in step A.
10, the method for claim 1, it is characterized in that the described system that embeds the screen capture function that has has television set, the computer that has embedding screen capture function that embeds the screen capture function, personal digital assistant or the screen capture equipment that has embedding screen capture function.
11, the method for claim 1 is characterized in that, described step B also comprises: this system obtains this buffer area compression screen-picture more than of buffer memory at first, will be presented on the screen of this system behind the compression screen-picture decompress(ion) more than;
This system determines compression screen-picture and storage according to receiving the screen-picture order of determining on this system screen.
CNB200410039256XA 2004-02-09 2004-02-09 Screen printing method Expired - Fee Related CN100384240C (en)

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Cited By (10)

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WO2008122225A1 (en) * 2007-04-09 2008-10-16 Tencent Technology (Shenzhen) Company Limited System and method of screeing catching on webmail
CN100447729C (en) * 2006-03-09 2008-12-31 明基电通股份有限公司 Image acquisition system and method
CN100456235C (en) * 2006-12-27 2009-01-28 腾讯科技(深圳)有限公司 Method and system for screen drawing-sectioning in instant messaging
CN102057686A (en) * 2008-04-07 2011-05-11 高通股份有限公司 Method and apparatus for delivering and caching multiple pieces of content
CN102510533A (en) * 2011-12-12 2012-06-20 深圳市九洲电器有限公司 Method, device and set-top box for eliminating video capture delay
CN101291488B (en) * 2008-03-24 2012-09-05 中兴通讯股份有限公司 Screen printing method on mobile terminal
CN104010207A (en) * 2013-02-27 2014-08-27 联想(北京)有限公司 Data processing method, controlled equipment and control equipment
CN105718197A (en) * 2016-01-20 2016-06-29 广东欧珀移动通信有限公司 Screen capture method and device
CN106028098A (en) * 2016-05-26 2016-10-12 努比亚技术有限公司 Video recording method, device, and terminal
CN110113644A (en) * 2019-05-09 2019-08-09 贵阳动视云科技有限公司 A kind of method and device of recorded video

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CN100447729C (en) * 2006-03-09 2008-12-31 明基电通股份有限公司 Image acquisition system and method
CN100456235C (en) * 2006-12-27 2009-01-28 腾讯科技(深圳)有限公司 Method and system for screen drawing-sectioning in instant messaging
WO2008122225A1 (en) * 2007-04-09 2008-10-16 Tencent Technology (Shenzhen) Company Limited System and method of screeing catching on webmail
CN101291488B (en) * 2008-03-24 2012-09-05 中兴通讯股份有限公司 Screen printing method on mobile terminal
US8499119B2 (en) 2008-04-07 2013-07-30 Qualcomm Incorporated Method and apparatus for delivering and caching multiple pieces of content
CN102057686A (en) * 2008-04-07 2011-05-11 高通股份有限公司 Method and apparatus for delivering and caching multiple pieces of content
CN102057686B (en) * 2008-04-07 2013-11-06 高通股份有限公司 Method and apparatus for delivering and caching multiple pieces of content
CN102510533A (en) * 2011-12-12 2012-06-20 深圳市九洲电器有限公司 Method, device and set-top box for eliminating video capture delay
CN104010207A (en) * 2013-02-27 2014-08-27 联想(北京)有限公司 Data processing method, controlled equipment and control equipment
CN105718197A (en) * 2016-01-20 2016-06-29 广东欧珀移动通信有限公司 Screen capture method and device
CN105718197B (en) * 2016-01-20 2017-11-14 广东欧珀移动通信有限公司 A kind of screenshotss method and device
CN106028098A (en) * 2016-05-26 2016-10-12 努比亚技术有限公司 Video recording method, device, and terminal
CN110113644A (en) * 2019-05-09 2019-08-09 贵阳动视云科技有限公司 A kind of method and device of recorded video
CN110113644B (en) * 2019-05-09 2020-04-21 贵阳动视云科技有限公司 Method and device for recording video

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