CN102142245A - Anti-shaking method and device for portable equipment - Google Patents
Anti-shaking method and device for portable equipment Download PDFInfo
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- CN102142245A CN102142245A CN 201110075222 CN201110075222A CN102142245A CN 102142245 A CN102142245 A CN 102142245A CN 201110075222 CN201110075222 CN 201110075222 CN 201110075222 A CN201110075222 A CN 201110075222A CN 102142245 A CN102142245 A CN 102142245A
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Abstract
The invention discloses an anti-shaking method and an anti-shaking device for portable equipment, and belongs to the technical field of image processing. The method and the device solve the problem that a user feels uncomfortable because pictures of the portable equipment shake in the playing and displaying process due to external influence in the prior art. The corresponding method comprises the following steps of: acquiring shaking variation of the portable equipment in a predetermined time interval; and converting the shaking variation into correcting value, and performing corresponding correcting operation and displaying the displayed contents of the portable equipment according to the correcting value. After the shaking variation of the portable equipment is converted into the correcting value based on the predetermined time interval, the correcting value is directly acted on the real-time displayed contents, so that displacement change of display images or characters relative to a user due to movement of the equipment is counteracted, and the problem that the displayed contents are blurry due to equipment shake caused by the external influence in the playing and displaying process of the portable equipment is solved.
Description
Technical field
The present invention relates to a kind of anti-shake method and device of portable set, belong to technical field of image processing.
Background technology
At present, it is small and exquisite that digital distance scope becomes gradually, and advantage such as have portable hand-held characteristic mostly and move flexibly is as e-book, electronics audio and video player etc.This class portable set is because of its characteristic movably, and its use no longer is subjected to region and environmental limit, can freely operate throughout.Comparatively commonly this kind equipment is carried on the vehicles such as car, ship, aircraft by the user.Do not have an effective stationary installation and this kind equipment is light and little, only rely on the user to hand when on mobile traffic, using to keep stable, therefore just can't avoid portable set to produce shake along with jolting of the vehicles and beat.For the user who watches displaying contents, the displacement that this shake and beating causes the picture that shows on the portable set or literal in extremely rapid succession to produce horizontal direction or vertical direction not only can make the user produce the visual fuzzy sensations such as dizzy that also cause easily.Even when using on the non-vehicles, hand-held such equipment self of user also can produce some unconscious shakes, watches the digital displaying contents of these faint shakes also can cause the fatigue of eye to feel or other discomfort for a long time.
Therefore, in the prior art, still needleless to portable set design in playing procedure for displaying, can avoid the solution that makes the picture shake cause the user not feel well because of external action.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can overcome portable set in playing procedure for displaying, because external action causes the equipment shake to make anti-fluttering method and the device that displaying contents blurs.
The objective of the invention is to be achieved through the following technical solutions:
The anti-fluttering method of portable set comprises:
Obtain the wobble variation amount of portable set in the predetermined time interval;
Described wobble variation amount is converted to correcting value, and the displaying contents of described portable set is carried out corresponding correct operation and shows according to described correcting value.
The anti-shake apparatus of portable set comprises:
Wobble variation amount acquiring unit is used to obtain the wobble variation amount of portable set in the predetermined time interval;
The correcting value acquiring unit is used for described wobble variation amount is converted to correcting value;
Anti-shake performance element is used for and the displaying contents of described portable set is carried out corresponding correct operation and shows according to described correcting value.
As seen from the above technical solution provided by the invention, portable image display device anti-fluttering method of the present invention, by the time interval of pre-set time interval as measurement, after this portable set is opened anti-trembling function, with this time interval be foundation, wobble variation amount when measuring this portable set compared to last time interval, be converted to the correcting value that can overcome this equipment demonstration variation by the wobble variation amount that will measure after, this correcting value is directly acted on the displaying contents of real-time demonstration, thereby offset owing to equipment self moves changing with respect to user's the display image or the displacement of literal of causing, thereby overcome portable set in playing procedure for displaying, shaken the problem that makes that displaying contents is fuzzy owing to external action causes equipment.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The schematic flow sheet of the portable set anti-fluttering method that Fig. 1 provides for embodiments of the invention;
Horizontal shift variable quantity synoptic diagram in the portable set wobble variation amount that Fig. 2 provides for embodiments of the invention;
Perpendicular displacement variable quantity synoptic diagram in the portable set wobble variation amount that Fig. 3 provides for embodiments of the invention;
The structural representation of the portable set anti-shake apparatus that Fig. 4 provides for embodiments of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on embodiments of the invention, those of ordinary skills belong to protection scope of the present invention not making the every other embodiment that is obtained under the creative work prerequisite.
Below in conjunction with accompanying drawing the embodiment of the invention is described in further detail, as shown in Figure 1, the anti-fluttering method of the portable set that present embodiment provides comprises:
Concrete, before carrying out anti-shake operation, at first can be for this portable set preestablish short time interval as predetermined time interval, selectable time interval scope is stored in the portable set in advance.The situation that shaking in use appears in portable set generally has: the user is non-autonomous unconscious shake when hand-held, and the frequency of this shake is generally very fast, generally about 1ms; Because the user is when riding public transportation means, because of the jumping frequency rate that jolting of the vehicles produces thereupon generally slower, generally about 1s-2s.Preferably, the predetermined time interval scope that is stored in advance in the portable set can be 0.5ms-2s.
After setting corresponding predetermined time interval, can after opening anti-trembling function, this portable set obtain the wobble variation amount of interior this portable set of predetermined time interval arbitrarily.Preferably, corresponding wobble variation amount can be calculated acquisition with the opposing parallel displacement variable and the relative perpendicular displacement variable quantity of the position of a last predetermined time interval according to the detection position of portable set.Because this portable set in use, can be because unconscious shake or outside the beating of causing of jolting when hand-held generally can continue long period of time, therefore the user choose suitable watch the suitable hand position of attitude and this portable set after, open anti-trembling function, equipment will continue to detect the wobble variation amount of this portable set.The position of this equipment is the reference position when selecting last time interval, and the optimum hand position when the wobble variation amount that just can guarantee equipment continues to open anti-trembling function at first with the user is that the reference position is measured.
Preferably, when measuring the wobble variation amount, comprise and measure horizontal shift variable quantity and perpendicular displacement variable quantity, the horizontal shift variable quantity has reflected when the user watches the content of this portable set broadcast, this portable set rocks the change that produces image and literal and last position all around, as shown in Figure 2.This double swerve is presented as that promptly this portable set is presented at the mobile generation skew of the same size of all directions all around with this equipment of image on the display screen or literal.The perpendicular displacement variable quantity reflected this portable set causes broadcast when pitching content and last position to the user cause visual different.Pitching of this portable set come down to cause equipment and equipment displaying contents to move with respect to user's distance, and this motion principle near big and far smaller according to the mankind's visual perception, cause the user to see that displaying contents changes in size, feel that therefore view content is fuzzy.These two kinds of displacement variable have contained the situation that portable set is shaken the play content position change that is caused basically, and these two kinds of displacement variable can be measured simultaneously by jitter measuring apparatus.
Preferably, can be stored in the relation of storing wobble variation amount and correcting value in this portable set in advance, the wobble variation amount of measuring is converted to the correcting value that can overcome this equipment demonstration variation, correcting value directly acts on the displaying contents of real-time demonstration, offsets owing to equipment self moves the relative user's who causes the display image or the translation or the convergent-divergent of literal.When the parallel displacement variable quantity was converted to correcting value, this correcting value was the horizontal shift of counteracting with respect to the user, and makes the displacement of reverse direction with size.And the perpendicular displacement variable quantity to be reflected on user's the visual experience be zooming in or out of displaying contents, therefore for offsetting this deformation, correcting value be convergent-divergent multiplying power, convergent-divergent multiplying power and the proportional increase and decrease of perpendicular displacement variable quantity of correspondence with it.
As shown in Figure 3, when the detection position of portable set in current time interval with respect to this equipment on during a time interval position carry out moving perpendicular to display screen direction forward, promptly this portable set near the user side to moving, distance users is nearer during last time interval of portable set displaying contents, it is big that image or literal become, and this convergent-divergent multiplying power is the value less than 1; When the portable set detection position with respect to this equipment on during a time interval position carry out oppositely moving perpendicular to the display screen direction, promptly this portable set to away from the user side to moving, distance users is farther during last time interval of portable set displaying contents, image or literal diminish, and this convergent-divergent multiplying power is the value greater than 1.The variation pattern of portable set perpendicular displacement is not limited in position as shown in Figure 3, the displacement in the time of all can measuring it compared to last time interval when portable set is put into any angle perpendicular to display screen, and be converted into the convergent-divergent multiplying power.
Portable set acts on display screen with correcting value after the conversion of finishing wobble variation amount and correcting value, the horizontal shift of correcting value and convergent-divergent content displayed during all at last time interval.After finishing correction to displaying contents, be presented at content on the screen owing to passed through processing, offset the distance of horizontal shift and perpendicular displacement and cause near big and far smaller visual impact, concerning the user, though portable set has been shaken, the displaying contents of being watched does not change.Wherein, the proportionate relationship of convergent-divergent multiplying power and perpendicular displacement value and computing method change according to the portable set sized display.
At last, if after finishing displaying contents to portable set and carrying out correct operation and show, anti-trembling function is still opened, then repeat above-mentioned steps 11 to the content of step 13 displaying contents of portable set is carried out correct operation, anti-trembling function up to this portable set stops the displaying contents of portable set is carried out correct operation after closing (representing the current not shake of this portable set).
The portable set anti-fluttering method that present embodiment provides, by the time interval of pre-set time interval as measurement, after this portable set is opened anti-trembling function, with this time interval be foundation, wobble variation amount when measuring this portable set compared to last time interval, be converted to the correcting value that can overcome this equipment demonstration variation by the wobble variation amount that will measure after, this correcting value is directly acted on the displaying contents of real-time demonstration, thereby offset owing to equipment self moves changing with respect to user's the display image or the displacement of literal of causing, thereby overcome portable set in playing procedure for displaying, owing to causing equipment, external action shakes the problem that makes that displaying contents is fuzzy, and technical scheme provided by the invention is at software, firmware, all can realize the effect of anti-jitter in the multiple medium of hardware, and power consumption is lower, also can not cause big load to the portable image display device.
Embodiments of the invention also provide a kind of anti-shake apparatus of portable set, as shown in Figure 4, comprise wobble variation amount acquiring unit 41, correcting value acquiring unit 42 and anti-shake performance element 43, wobble variation amount acquiring unit 41 is used to obtain the wobble variation amount of portable set in the predetermined time interval; Correcting value acquiring unit 42 is used for the wobble variation amount is converted to correcting value; Anti-shake performance element 43 is used for and the displaying contents of portable set is carried out corresponding correct operation and shows according to correcting value.
Optionally, comprise in wobble variation amount acquiring unit 41: wobble variation amount computation subunit is used for calculating the wobble variation amount that obtains according to the detection position of portable set with the opposing parallel displacement variable and the relative perpendicular displacement variable quantity of the position of a last predetermined time interval.
Optionally, 42 comprise in the correcting value acquiring unit: first correcting value obtains subelement, be used for when the wobble variation amount that detects portable set is the opposing parallel displacement variable, correcting value is the displacement with opposing parallel displacement variable reverse direction and identical size; Second correcting value obtains subelement, is used for when the wobble variation amount that detects portable set is relative perpendicular displacement variable quantity, and correcting value is and the corresponding convergent-divergent multiplying power of relative perpendicular displacement variable quantity.
Optionally, corresponding second correcting value obtains subelement and specifically is used for after the position during with respect to a last predetermined time interval, the detection position of portable set carries out moving perpendicular to display screen direction forward, and the convergent-divergent multiplying power is the value less than 1; After the position during with respect to a last predetermined time interval, the detection position of portable set carried out oppositely moving perpendicular to the display screen direction, the convergent-divergent multiplying power was the value greater than 1.
Optionally, this device also comprises: correspondence relation storage is used to store the corresponding relation of wobble variation amount and correcting value.
The portable set anti-shake apparatus that present embodiment provides, by the time interval of pre-set time interval as measurement, after this portable set is opened anti-trembling function, with this time interval be foundation, wobble variation amount when measuring this portable set compared to last time interval, be converted to the correcting value that can overcome this equipment demonstration variation by the wobble variation amount that will measure after, this correcting value is directly acted on the displaying contents of real-time demonstration, thereby offset owing to equipment self moves changing with respect to user's the display image or the displacement of literal of causing, thereby overcome portable set in playing procedure for displaying, owing to causing equipment, external action shakes the problem that makes that displaying contents is fuzzy, and technical scheme provided by the invention is at software, firmware, all can realize the effect of anti-jitter in the multiple medium of hardware, and power consumption is lower, also can not cause big load to the portable image display device.
The embodiment of the processing capacity of each unit that comprises in the anti-shake apparatus of above-mentioned portable set is described in method embodiment before, no longer is repeated in this description at this.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (10)
1. the anti-fluttering method of a portable set is characterized in that, comprising:
Obtain the wobble variation amount of portable set in the predetermined time interval;
Described wobble variation amount is converted to correcting value, and the displaying contents of described portable set is carried out corresponding correct operation and shows according to described correcting value.
2. method according to claim 1 is characterized in that, the wobble variation amount of obtaining portable set in the predetermined time interval comprises:
The described wobble variation amount that obtains is calculated with the opposing parallel displacement variable and the relative perpendicular displacement variable quantity of the position of a last predetermined time interval in detection position according to described portable set.
3. method according to claim 2 is characterized in that, described wobble variation amount is converted to correcting value comprises:
When the wobble variation amount that detects described portable set was the opposing parallel displacement variable, described correcting value was the displacement with described opposing parallel displacement variable reverse direction and identical size; Perhaps
When the wobble variation amount that detects described portable set was relative perpendicular displacement variable quantity, described correcting value was and the corresponding convergent-divergent multiplying power of described relative perpendicular displacement variable quantity.
4. method according to claim 3 is characterized in that, described correcting value is for to comprise with the corresponding convergent-divergent multiplying power of described relative perpendicular displacement variable quantity:
After the position during with respect to a last predetermined time interval, the detection position of described portable set carried out moving perpendicular to display screen direction forward, described convergent-divergent multiplying power was the value less than 1;
After the position during with respect to a last predetermined time interval, the detection position of described portable set carried out oppositely moving perpendicular to the display screen direction, described convergent-divergent multiplying power was the value greater than 1.
5. according to any described method of claim 1 to 4, it is characterized in that, before described wobble variation amount is converted to correcting value, comprise:
Store the corresponding relation of described wobble variation amount and correcting value.
6. the anti-shake apparatus of a portable set is characterized in that, comprising:
Wobble variation amount acquiring unit is used to obtain the wobble variation amount of portable set in the predetermined time interval;
The correcting value acquiring unit is used for described wobble variation amount is converted to correcting value;
Anti-shake performance element is used for and the displaying contents of described portable set is carried out corresponding correct operation and shows according to described correcting value.
7. method according to claim 6 is characterized in that, comprises in wobble variation amount acquiring unit:
Wobble variation amount computation subunit is used for calculating the described wobble variation amount that obtains according to the detection position of described portable set with the opposing parallel displacement variable and the relative perpendicular displacement variable quantity of the position of a last predetermined time interval.
8. method according to claim 7 is characterized in that, comprises in the correcting value acquiring unit:
First correcting value obtains subelement, is used for when the wobble variation amount that detects described portable set is the opposing parallel displacement variable, and described correcting value is the displacement with described opposing parallel displacement variable reverse direction and identical size;
Second correcting value obtains subelement, is used for when the wobble variation amount that detects described portable set is relative perpendicular displacement variable quantity, and described correcting value is and the corresponding convergent-divergent multiplying power of described relative perpendicular displacement variable quantity.
9. method according to claim 8 is characterized in that, described second correcting value obtains subelement and specifically is used for:
After the position during with respect to a last predetermined time interval, the detection position of described portable set carried out moving perpendicular to display screen direction forward, described convergent-divergent multiplying power was the value less than 1;
After the position during with respect to a last predetermined time interval, the detection position of described portable set carried out oppositely moving perpendicular to the display screen direction, described convergent-divergent multiplying power was the value greater than 1.
10. according to any described method of claim 6 to 9, it is characterized in that this device also comprises:
Correspondence relation storage is used to store the corresponding relation of described wobble variation amount and correcting value.
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| CN 201110075222 CN102142245A (en) | 2011-03-28 | 2011-03-28 | Anti-shaking method and device for portable equipment |
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| CN 201110075222 CN102142245A (en) | 2011-03-28 | 2011-03-28 | Anti-shaking method and device for portable equipment |
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| CN103176623A (en) * | 2011-12-20 | 2013-06-26 | 中国电信股份有限公司 | Reading anti-shaking method and device of mobile terminal and mobile terminal |
| CN103248749A (en) * | 2012-02-13 | 2013-08-14 | 中国移动通信集团公司 | Method, device and terminal for automatically controlling terminal display scale |
| CN103777742A (en) * | 2012-10-19 | 2014-05-07 | 广州三星通信技术研究有限公司 | Method for providing user interface in display device and display device |
| CN103905630A (en) * | 2012-12-29 | 2014-07-02 | 深圳富泰宏精密工业有限公司 | Method and system for protecting human eyes |
| CN104320545A (en) * | 2014-11-14 | 2015-01-28 | 陕西亚成微电子股份有限公司 | Anti-shake method for mobile phone screen |
| CN105306918A (en) * | 2014-07-31 | 2016-02-03 | 优视科技有限公司 | Processing method and device based on stereoscopic display |
| CN110248243A (en) * | 2019-07-25 | 2019-09-17 | 维沃移动通信有限公司 | A kind of display methods and terminal of multimedia file |
| CN110536057A (en) * | 2019-08-30 | 2019-12-03 | Oppo广东移动通信有限公司 | Image processing method and device, electronic equipment, computer readable storage medium |
| CN113485662A (en) * | 2021-07-06 | 2021-10-08 | 维沃移动通信有限公司 | Anti-shake method and electronic device |
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| CN103123780A (en) * | 2011-11-18 | 2013-05-29 | 中兴通讯股份有限公司 | Image display method and device of mobile terminal |
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| CN103777742A (en) * | 2012-10-19 | 2014-05-07 | 广州三星通信技术研究有限公司 | Method for providing user interface in display device and display device |
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| CN104320545A (en) * | 2014-11-14 | 2015-01-28 | 陕西亚成微电子股份有限公司 | Anti-shake method for mobile phone screen |
| CN110248243A (en) * | 2019-07-25 | 2019-09-17 | 维沃移动通信有限公司 | A kind of display methods and terminal of multimedia file |
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| CN110536057A (en) * | 2019-08-30 | 2019-12-03 | Oppo广东移动通信有限公司 | Image processing method and device, electronic equipment, computer readable storage medium |
| CN110536057B (en) * | 2019-08-30 | 2021-06-08 | Oppo广东移动通信有限公司 | Image processing method and device, electronic equipment and computer readable storage medium |
| CN113485662A (en) * | 2021-07-06 | 2021-10-08 | 维沃移动通信有限公司 | Anti-shake method and electronic device |
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Application publication date: 20110803 |