CN102053458B - Method for capturing image and portable communication device - Google Patents
Method for capturing image and portable communication device Download PDFInfo
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- CN102053458B CN102053458B CN2009102092346A CN200910209234A CN102053458B CN 102053458 B CN102053458 B CN 102053458B CN 2009102092346 A CN2009102092346 A CN 2009102092346A CN 200910209234 A CN200910209234 A CN 200910209234A CN 102053458 B CN102053458 B CN 102053458B
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Abstract
The invention provides a method for capturing an image, and the method is applicable to a portable communication device. The portable communication device is provided with a display unit which is used for displaying an image containing at least one shot object in a live-action mode. The method comprises the following steps: sensing the motion acceleration of the portable communication device by utilizing a first gravity sensing threshold; receiving a touch focusing signal, so that the portable communication device focuses and locks at least one of the shot objects to be one focusing lock object in accordance with the touch focusing signal; according to the touch focusing signal, changing the first gravity sensing threshold into a second gravity sensing threshold so as to sense the motion acceleration of the portable communication device, wherein the first gravity sensing threshold is less than the second gravity sensing threshold; and capturing an image at least containing the focusing lock object.
Description
Technical field
The invention relates to a kind of portable communication apparatus and its method of operating, and particularly relevant for a kind of portable communication apparatus and its method of operating that can dynamically change gravity sensing sensitivity along with the focusing mode difference.
Background technology
In the epoch of information explosion now; The human lives has be unable to do without telecommunications; Interpersonal often utilization electronic communication equipment transmission information mutually has been quite general; Especially the portable electron device that can carry, for example mobile phone or electronic installation with wireless communication function.
In mobile communication technology flourishing day by day today, function of mobile communication device is still constantly weeded out the old and bring forth the new.Except broadcast listening etc. the function, there are many device for mobile communication more to develop at present and to have camera function, so when the user wanted to have a picture taken as a souvenir, the device for mobile communication with camera function capable of using came shooting digital pictures.Yet, the quality of captured digital picture, except the quality of the camera lens that device for mobile communication was equipped with, the focusing technology of camera is very important especially.Focus on and not only to want speed fast, and will focus on accurately, whether focusing speed speed and focusing effect can directly have influence on shutter and in time react and can catch the moment of dynamic image and the image quality of digital picture.
For making focusing more accurate, gravity sensor more and more widely is applied on the device for mobile communication, and to arrange in pairs or groups with the sequential focusing function, with the motion by the induction device for mobile communication, the instant object of taking in the visual field that focuses on is with the raising focusing speed.Yet; When the user at the entity tripper of pushing device for mobile communication or virtual tripper when carrying out digital image capture; Inevasiblely make device for mobile communication produce vibrations along with user's the behavior of pushing easily or motion such as rock; Make device for mobile communication continue to carry out automatic focus operation on the contrary easily and can't in time open the shutter shooting digital pictures; And produce the problem that shooting digital pictures postpones (delay) opportunity, or lose burnt problem when producing shooting digital pictures.
Summary of the invention
The present invention provides a kind of image-capturing method, can improve the focusing accuracy of captured images.
The present invention provides a kind of image-capturing method, can improve image capturing efficient.
The present invention provides a kind of portable communication apparatus, has intelligent focusing function.
The present invention proposes a kind of image-capturing method; Be applicable to a portable communication apparatus; Wherein this portable communication apparatus has a display unit; Show an image that comprises a shooting entity at least with outdoor scene, this image-capturing method comprises: with an acceleration of motion of this portable communication apparatus of one first gravity sensing threshold value induction.Afterwards, receive a touch-control focus signal, one of them is a focus-lock entity at least so that this portable communication apparatus is according to these shooting entities of this touch-control focus signal focus-lock.Then, according to this touch-control focus signal, change this first gravity sensing threshold value to, second gravity sensing threshold value, to respond to this acceleration of motion of this portable communication apparatus, wherein this first gravity sensing threshold value is less than this second gravity sensing threshold value.Then, catch this image that comprises this focus-lock entity at least.
In one embodiment of this invention; Above-mentioned image-capturing method; Wherein also comprise repetition one automatic focus operation after the step with this acceleration of motion of this portable communication apparatus of this first gravity sensing threshold value induction with automatic focus this shooting entity at least, up to this acceleration of motion less than this first gravity sensing threshold value.
In one embodiment of this invention; Above-mentioned image-capturing method; Wherein according to this touch-control focus signal; Changing this first gravity sensing threshold value also comprises to the step of this second gravity sensing threshold value: when this acceleration of motion during less than this second gravity sensing threshold value, still according to this touch-control focus signal, make this focus-lock entity of this portable communication apparatus focus-lock; And, repeat automatic focus operation with automatic focus this shooting entity at least when this acceleration of motion during greater than this second gravity sensing threshold value.
In one embodiment of this invention; Above-mentioned image-capturing method; Wherein when this portable communication apparatus is responded to ambient brightness deficiency; Catch and comprise these at least and take one of them the step of this image of entities and comprise: receive an image capturing signal, afterwards, this this focus-lock entity of portable communication apparatus automatic focus locking.Then, catch this image that comprises this shooting entity at least.
In one embodiment of this invention, above-mentioned image-capturing method wherein when carrying out the step of this this focus-lock entity of portable communication apparatus automatic focus locking, is opened one and is focused on auxiliary lighting apparatus.
In one embodiment of this invention, above-mentioned image-capturing method wherein in the step of catching this image that comprises this focus-lock entity at least, is opened a flashlamp.
The present invention proposes a kind of image-capturing method in addition; Be applicable to a portable communication apparatus; To respond to an ambient brightness when this portable communication apparatus when not enough; Catch an image that comprises a shooting entity at least, this image-capturing method comprises: carry out at least one initial automatic focus operation, should take entity at least with automatic focus.Afterwards, receive an image capturing signal.Then, receive after this image capturing signal, carry out catching the preceding automatic focus operation of image, so that automatic focus at least should the shooting entity once more.Continue it, carry out this and catch after the preceding automatic focus operation of image, catch this image that comprises this shooting entity at least.
In one embodiment of this invention, above-mentioned image-capturing method wherein carries out this when catching before the image automatic focus operation, opens one and focuses on auxiliary lighting apparatus.
In one embodiment of this invention, above-mentioned image-capturing method wherein in the step of catching this image that comprises this shooting entity at least, is opened a flashlamp.
In one embodiment of this invention, above-mentioned image-capturing method, the step of wherein carrying out this initial automatic focus operation at least also comprises: when these initial automatic focuses are operated in each, open one and focus on auxiliary lighting apparatus.
In one embodiment of this invention, above-mentioned image-capturing method, the step of wherein carrying out this initial automatic focus operation at least comprises according to a gravity sensing signal, repeats this initial automatic focus operation.
The present invention proposes a kind of portable communication apparatus again, is applicable to catch an image that comprises a shooting entity at least.This portable communication apparatus comprises: a display unit, a touch control unit, a gravity sensing unit and an image capturing unit.Display unit shows that in order to outdoor scene comprise these at least takes one of them this image of entities.Touch control unit is in order to receive a touch-control focus signal, and one of them is a focus-lock entity at least so that this portable communication apparatus is according to these shooting entities of this touch-control focus signal focus-lock.The gravity sensing unit is the acceleration of motion with this portable communication apparatus of one first gravity sensing threshold value induction before this touch control unit receives this touch-control focus signal; And this gravity sensing unit is after this touch control unit receives this touch-control focus signal; Change this first gravity sensing threshold value to, second gravity sensing threshold value responding to this acceleration of motion, and this first gravity sensing threshold value is less than this second gravity sensing threshold value.And image capturing unit is in order to receive an image capturing signal and to catch this image that comprises this focus-lock entity at least.
In one embodiment of this invention, above-mentioned portable communication apparatus also comprises: a focus control unit.Wherein before this touch control unit receives this touch-control focus signal, when this acceleration of motion of this portable communication apparatus during greater than this first gravity sensing threshold value, this focus control unit repeats automatic focus operation with automatic focus this shooting entity at least.In addition, after this touch control unit received this touch-control focus signal, when this acceleration of motion of this portable communication apparatus during greater than this second gravity sensing threshold value, this focus control unit repeated this automatic focus operation with automatic focus this shooting entity at least.In addition; After this touch control unit receives this touch-control focus signal; When this acceleration of motion of this portable communication apparatus during less than this second gravity sensing threshold value, this focus control unit makes this focus-lock entity of this portable communication apparatus focus-lock still according to this touch-control focus signal.
In one embodiment of this invention; Above-mentioned portable communication apparatus also comprises: a photometry unit; In order to detect an ambient brightness; Wherein when this ambient brightness was not enough, this image capturing unit received after this image capturing signal and in this image capturing unit and catches before this image that comprises this focus-lock entity at least, and automatic focus was operated before this focus control unit carried out catching image.
In one embodiment of this invention; Above-mentioned portable communication apparatus comprises that also one focuses on auxiliary lighting apparatus; Before wherein after this image capturing unit receives this image capturing signal and in this image capturing unit, catching this image that comprises this focus-lock entity at least; This focus control unit carries out this when catching before the image automatic focus operation, opens and should focus on auxiliary lighting apparatus.
In one embodiment of this invention, above-mentioned portable communication apparatus also comprises a flashlamp, wherein when this image capturing unit is caught this image that comprises this focus-lock entity at least, opens this flashlamp.
Based on above-mentioned; Portable communication apparatus of the present invention is after receiving the touch-control focus signal; The induction sensitivity of gravity sensing unit automatically switches into relatively low sensitivity, when starting image capturing functionality to press shutter the user, improves the vibrations of portable communication apparatus or rocks tolerance; And then the focusing accuracy of raising captured images, and the hi-vision capture rate under the various focusing mode.In addition; Under the situation of ambient brightness deficiency; And after receiving the image capturing signal with catch image manipulation before, automatically perform once catch image before automatic focus operate, an intelligent focusing function is provided; More can under the external factor of ambient brightness deficiency, improve the sharpness of captured images.
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and cooperates appended graphic elaborating as follows.
Description of drawings
Fig. 1 is the synoptic diagram of diagram according to a kind of portable communication apparatus of one embodiment of the invention.
Fig. 2 is the method flow diagram of diagram according to a kind of image-capturing method of one embodiment of the invention.
Fig. 3 A and Fig. 3 B are the synoptic diagram of a touch-control focus steps in diagram one embodiment of the invention.
Fig. 4 is the automatic focus mechanism process flow diagram of diagram according to a focus control unit of a portable communication apparatus in another embodiment of the present invention.
Fig. 5 A and Fig. 5 B illustrate the method flow diagram according to the image capture step of a plurality of embodiment of the present invention respectively.
Fig. 6 is that diagram is according to the method flow diagram of a kind of image-capturing method of an embodiment more of the present invention.
[main element symbol description]
100: portable communication apparatus
102: display unit
104: touch control unit
106: the gravity sensing unit
108: image capturing unit
110: the focus control unit
112: the photometry unit
114: focus on auxiliary lighting apparatus
116: flashlamp
S201～S215: method flow step
302: take entity
302a, 302c: personage
302b: pet
304: image
306: touch-display unit
308: acceleration of motion
S401～S435: method flow step
S501～S521: method flow step
S525～S541: method flow step
S601～S631: method flow step
Embodiment
Fig. 1 is the synoptic diagram of diagram according to a kind of portable communication apparatus of one embodiment of the invention.Fig. 2 is the method flow diagram of diagram according to a kind of image-capturing method of one embodiment of the invention.Fig. 3 A and Fig. 3 B are the synoptic diagram of a touch-control focus steps in diagram one embodiment of the invention.Please with reference to Fig. 1 and Fig. 3, portable communication apparatus 100 of the present invention is applicable to catch to comprise at least one shooting entity 302 image 304 of (the shooting entity 302 shown in Fig. 3 A comprises personage 302a and 302c and pet 302b).Wherein portable communication apparatus 100 for example be personal digital assistant (personal digital assistant, PDA), PDA mobile phone, intelligent mobile phone or touch controlled handset.
Please with reference to Fig. 1, this portable communication apparatus 100 comprises: display unit 102, touch control unit 104, gravity sensing unit 106 and image capturing unit 108.Portable communication apparatus 100 also comprises: focus control unit 110, photometry unit 112, focusing auxiliary lighting apparatus 114 and flashlamp 116.Wherein, display unit 102 couples with touch control unit 104, for example is the whole touch-display unit/touch-control display panel (shown in Fig. 3 A and Fig. 3 B) that integrates.Fig. 3 A of the present invention and Fig. 3 B are to serve as explanation exemplary embodiment of the present invention with a touch-display unit 306, and right the present invention is not limited to this.
Then, please with reference to Fig. 1, Fig. 2 and Fig. 3 A, display unit 102/ touch-display unit 306 shows the image 304 that comprises a shooting entity 302 at least in order to outdoor scene.In step S201, gravity sensing unit 106 is a gravity sensing benchmark with the first gravity sensing threshold value, an acceleration of motion 308 of induction portable communication apparatus 100.This acceleration of motion 308 for example is to be accompanied by that portable communication apparatus rocks or motion such as vibrations produces.
Then, in step S205, touch control unit 104 receives a touch-control focus signal, and one of them is the focus-lock entity at least so that portable communication apparatus 100 focus-lock are taken entity 302.Please with reference to Fig. 3 B; For example with the personage 302a in 306 images displayed 304 of a contactor control device 310 (for example illustrated pointer among Fig. 3 B) contact touch-display unit; To select it is the focus-lock entity 302a of focus-lock; And produce a touch-control focus signal by this, and by 104 receptions of touch control unit.The illustrated present embodiment of Fig. 3 B is to be that contactor control device 310 is an example with the pointer, and right the present invention is not limited to this, and just contactor control device 310 can be any entity that can on touch control unit 104, produce touching signals, for example is finger.
Merit attention to such an extent that be; Gravity sensing unit 106 is to be the gravity sensing benchmark with the first gravity sensing threshold value before touch control unit 104 receives the touch-control focus signals, the acceleration of motion (that is above-mentioned step S201) of induction portable communication apparatus 100; And the automatic focus operation (this will in subsequent detailed) that can further take entity 302 in view of the above; Yet, in step S211, after touch control unit 104 receives the touch-control focus signal; Gravity sensing unit 106 changes its gravity sensing benchmark thereupon, and the first gravity sensing threshold value is changed over the acceleration of motion 308 of the second gravity sensing threshold value with induction portable communication apparatus 100.Wherein, the first gravity sensing threshold value is less than the second gravity sensing threshold value.Exactly when touch control unit 104 receives the touch-control focus signal, with the sensitivity reduction of gravity sensing unit 106.In other words; When serving as the motion state of induction benchmark induction portable communication apparatus 100 with the first gravity sensing threshold value and the second gravity sensing threshold value respectively in gravity sensing unit 106; Under same acceleration of motion state, serve as that the gravity sensing sensitivity of induction benchmark is higher with the first gravity sensing threshold value, start automatic focus operation easily; Relative serves as that the gravity sensing sensitivity of induction benchmark is lower with the second gravity sensing threshold value, relatively is not easy to start the automatic focus operation.
Then, in step S215, image capturing unit 108 receives an image capturing signal and catches the image that comprises a focus-lock entity at least.Wherein, the image capturing signal for example is not to use the person to produce via the entity tripper or the virtual tripper of portable communication apparatus 100.
Fig. 4 is the automatic focus mechanism process flow diagram of diagram according to a focus control unit of a portable communication apparatus in another embodiment of the present invention.Below will be with the illustrated exemplary embodiment of Fig. 4; Further specify among above-mentioned steps S201, the S205 to S211; Focus control unit 110 comprehensive touch control units 104 in the portable communication apparatus 100 of the present invention receive the situation of touch-control focus signal and the gravity sensing result of gravity sensing unit 106 induction portable communication apparatus 100, and produce a series of automatic focus mechanism.
Please, in the present embodiment, at first in step S401, judge whether touch control unit 104 receives the touch-control focus signal with reference to Fig. 4.When touch control unit 104 reception positions receive the touch-control focus signal, judge the acceleration of motion of portable communication apparatus 100 and the magnitude relationship (step S405) between the first gravity sensing threshold value.When the acceleration of motion of portable communication apparatus 100 during less than the first gravity sensing threshold value, then focus state constant (step S411) is kept in focus control unit 110.Image 304 in Fig. 3 A is to be example with the multi-point automatic focusing; Yet; The present invention is not limited to this; Just before receiving the touch-control focus signal, the automatic focus operation that focus control unit 110 is appeared can be multi-point automatic focusing operation or single-point automatic focus operation according to user's practical operation demand.
Otherwise; When the acceleration of motion of portable communication apparatus 100 during greater than the first gravity sensing threshold value; Then focus control unit 110 carries out automatic focus operation (step S415) with at least one shooting entity of automatic focus, and repeat automatic focus operation (step S421) up to the acceleration of motion of portable communication apparatus 100 less than the first gravity sensing threshold value.
In addition, after touch control unit 104 received the touch-control focus signal, gravity sensing unit 106 changed its gravity sensing benchmark, to be changed over the second gravity sensing threshold value (step S425) by the first gravity sensing threshold value.In step S431, judge the acceleration of motion of portable communication apparatus 100 and the magnitude relationship between the second gravity sensing threshold value.When the acceleration of motion of portable communication apparatus 100 during less than this second gravity sensing threshold value, then focus control unit 110 makes portable communication apparatus 100 continue at least one focus-lock entities of focus-lock (step S435) still according to the touch-control focus signal.Otherwise; When the acceleration of motion of this portable communication apparatus 100 during greater than the second gravity sensing threshold value; Gravity sensing unit 106 changes its gravity sensing benchmark once more; Make the first gravity sensing threshold value (not shown) into from the second gravity sensing threshold value; Then focus control unit 110 carries out automatic focus operation (step S415) with at least one shooting entity of automatic focus, and repeat simultaneously automatic focus operation (step S421) up to the acceleration of motion of portable communication apparatus 100 less than the first gravity sensing threshold value.
In other words; Exactly when touch control unit 104 receives the touch-control focus signal, with the sensitivity reduction of gravity sensing unit 106, to avoid under super-sensitive gravity sensing benchmark; The user is when touching touch control unit 104 with generation touch-control focus signal; Portable communication apparatus 100 is produced rock, cause portable communication apparatus 100 can't lock the focus-lock entity of desiring focus-lock, or entity tripper or the virtual tripper of pushing portable communication apparatus 100 the user are when starting image capturing functionality because gravity sensing unit 106 is too sensitive; Portable communication apparatus 100 is produced to be rocked; Continue to carry out the automatic focus operation because the gravity sensing unit is too sensitive, can't in time react on the contrary and catch image, and produce the problem of catching image delay on opportunity.
On the other hand; When touch control unit 104 receives the touch-control focus signal; And the acceleration of motion of portable communication apparatus 100 is during greater than the second gravity sensing threshold value, expression portable communication apparatus 100 rock or vibration amplitude excessive, cause and remove the focus-lock of touch-control focus signal at least one focus-lock entity; The gravity sensing benchmark of gravity sensing unit 106 is adjusted to the first gravity sensing threshold value also from the second gravity sensing threshold value simultaneously.Just, the sensitivity with gravity sensing unit 106 improves once more, returns back to the automatic focus operation with at least one shooting entity of automatic focus.
Fig. 5 A and Fig. 5 B illustrate the method flow diagram according to the image capture step of a plurality of embodiment of the present invention respectively.Below will be with Fig. 5 A and the illustrated exemplary embodiment of Fig. 5 B, further specify the step S215 among the above-mentioned embodiment shown in Figure 2, relevant for the method for the image of catching at least one focus-lock entity.
Please with reference to Fig. 5 A; In the present embodiment; Photometry unit 112 detecting one ambient brightness of portable communication apparatus 100 wherein detects ambient brightness when not enough when photometry unit 112, image capturing unit 108 reception image capturing signals (step S501) afterwards and in image capturing unit catch comprise a focus-lock entity at least image (step S511) before; Automatic focus was operated before focus control unit 110 carried out catching image; Even also portable communication apparatus, according to the touch-control focus signal, automatic focus locks at least one focus-lock entity (step S505) once more.Wherein, In the step S505 of the foregoing description; The automatic focus operation simultaneously before image is caught in focus control unit 110; Open to focus on auxiliary lighting apparatus 114 (step S515), even so that portable communication apparatus 100 when ambient brightness is not enough, also can catch image down via auxiliary lighting apparatus 114 auxiliary before automatic focus operate.Wherein focusing on auxiliary lighting apparatus 114 and comprise electric torch pattern (torchlight mode) lighting device, for example is light emitting diode (light-emitting diode, LED) electric torch mode illumination device.In addition in the step S511 of the foregoing description; When image capturing unit 108 is caught the image that comprises a focus-lock entity at least; Open the flashlamp 116 (step S521) of portable communication apparatus 100; With when ambient brightness is not enough, also can catch a picture rich in detail of focus-lock entity.
Please with reference to Fig. 5 B; In present embodiment; The method of catching the image that comprises a focus-lock entity at least is for example according to the duration length of touch-control focus signal, and whether decision is at least one focus-lock entity of focus-lock and the image of catching the focus-lock entity that comprises institute's focus-lock simultaneously.Whether a duration of for example, judging earlier the touch-control focus signal is greater than a preset duration (step S525).When duration of touch-control focus signal during greater than preset duration, then according to touch-control to signal, make portable communication apparatus automatic focus lock at least one focus-lock entity, and catch the image (step S531) that comprises the focus-lock entity at least simultaneously.When duration of touch-control focus signal during less than preset duration; Then according to touch-control to signal; Make portable communication apparatus automatic focus lock at least one focus-lock entity (step S535); After receiving an image capturing signal, image capturing unit 108 is caught the image (step S541) that comprises a focus-lock entity at least afterwards.
Open focusing on the opportunity of auxiliary lighting apparatus 114 and flashlamp 116 in the foregoing description, is with touch-control focus signal focus-lock entity, and to catch the image that comprises the focus-lock entity be example, yet the present invention is not limited to this.Just opening the opportunity that focuses on auxiliary lighting apparatus 114 and flashlamp 116, can also be under the situation of no touch-control focus signal focus-lock entity, to produce.Fig. 6 is that diagram is according to the method flow diagram of a kind of image-capturing method of an embodiment more of the present invention.Please with reference to Fig. 6, in present embodiment, when the photometry unit of portable communication apparatus 100 112 induced environment luminance shortage, focus control unit 110 carries out at least once initial automatic focus operation, with at least one shooting entity of automatic focus (step S601).Afterwards, receive an image capturing signal (step S605).Then, receive after the image capturing signal, carry out catching automatic focus operation (step S611) before the image, should take entity at least, can open simultaneously in this and focus on auxiliary lighting apparatus 114 (step S621) with auxiliary automatic focus operation with automatic focus once more.Continue it, carry out this catch image before after the automatic focus operation, catch the image (step S615) that comprises at least one shooting entity, and open flashlamp (step S625) simultaneously in this.Wherein, when carrying out initial each time automatic focus operation, also can open and focus on auxiliary lighting apparatus 114 (step S631).In addition; The above-mentioned step S601 that carries out at least once initial automatic focus operation also comprises the gravity sensing signal according to portable communication apparatus 100 acceleration of motion that gravity sensing unit 106 is responded to; When acceleration of motion during greater than the gravity sensing benchmark (that is being first mentioned in the previous embodiment gravity sensing threshold value) of gravity sensing unit 106; Repeat initial automatic focus operation, to continue at least one shooting entity of automatic focus.
In sum; Portable communication apparatus of the present invention is after receiving the touch-control focus signal; The induction sensitivity of gravity sensing unit automatically switches into relatively low sensitivity; When starting image capturing functionality, improve the vibrations of portable communication apparatus or rock tolerance, and then improve the focusing accuracy of captured images to press shutter the user.In addition; Portable communication apparatus of the present invention is by between touch-control focusing mode and automatic focus pattern, switching; And the gravity sensing threshold value of change gravity sensing unit provides the user operating environment comparatively flexibly, and then can put forward the hi-vision capture rate under the various focusing modes.In addition; Portable communication apparatus of the present invention more can be under the situation of ambient brightness deficiency; And after receiving the image capturing signal with catch image manipulation before, automatically perform once catch image before automatic focus operate, an intelligent focusing function is provided; More can under the external factor of ambient brightness deficiency, improve the sharpness of captured images.
Though the present invention discloses as above with embodiment; Right its is not in order to limit the present invention; Has common knowledge the knowledgeable in the technical field under any; In spirit that does not break away from the present invention and scope, when doing a little change and retouching, so the claim person of defining that the present invention's protection domain attaches after looking is as the criterion.
Claims (11)
1. an image-capturing method is applicable to a portable communication apparatus, and wherein this portable communication apparatus has a display unit, shows an image that comprises at least one shooting entity with outdoor scene, and this image-capturing method comprises:
Acceleration of motion with this portable communication apparatus of one first gravity sensing threshold value induction;
Receive a touch-control focus signal, one of them is a focus-lock entity at least so that this portable communication apparatus is according to these shooting entities of this touch-control focus signal focus-lock;
According to this touch-control focus signal, change this first gravity sensing threshold value to, second gravity sensing threshold value, to respond to this acceleration of motion of this portable communication apparatus, wherein this first gravity sensing threshold value is less than this second gravity sensing threshold value; And
Catch this image that comprises this focus-lock entity at least.
2. image-capturing method as claimed in claim 1; Wherein also comprise repetition one automatic focus operation after the step with this acceleration of motion of this portable communication apparatus of this first gravity sensing threshold value induction with automatic focus this shooting entity at least, up to this acceleration of motion less than this first gravity sensing threshold value.
3. image-capturing method as claimed in claim 1 wherein according to this touch-control focus signal, changes this first gravity sensing threshold value and to the step of this second gravity sensing threshold value, also comprises:
When this acceleration of motion during,, make this focus-lock entity of this portable communication apparatus focus-lock still according to this touch-control focus signal less than this second gravity sensing threshold value; And
When this acceleration of motion during, repeat automatic focus operation with automatic focus this shooting entity at least greater than this second gravity sensing threshold value.
4. image-capturing method as claimed in claim 1, wherein when this portable communication apparatus was responded to ambient brightness deficiency, the step of catching this image that comprises this focus-lock entity at least comprised:
Receive an image capturing signal;
Receive after this image capturing signal this this focus-lock entity of portable communication apparatus automatic focus locking; And
After this focus-lock entity of automatic focus locking, catch this image that comprises this focus-lock entity at least.
5. image-capturing method as claimed in claim 4 wherein when carrying out the step of this this focus-lock entity of portable communication apparatus automatic focus locking, is opened one and is focused on auxiliary lighting apparatus.
6. image-capturing method as claimed in claim 4 wherein in the step of catching this image that comprises this focus-lock entity at least, is opened a flashlamp.
7. a portable communication apparatus is applicable to and catches an image that comprises a shooting entity at least, and this portable communication apparatus comprises:
One display unit shows at least these with outdoor scene and takes one of them this image of entities;
One touch control unit, in order to receive a touch-control focus signal, one of them is a focus-lock entity at least so that this portable communication apparatus is according to these shooting entities of this touch-control focus signal focus-lock;
One gravity sensing unit; Wherein this gravity sensing unit is the acceleration of motion with this portable communication apparatus of one first gravity sensing threshold value induction before this touch control unit receives this touch-control focus signal; And this gravity sensing unit is after this touch control unit receives this touch-control focus signal; Change this first gravity sensing threshold value to, second gravity sensing threshold value responding to this acceleration of motion, and this first gravity sensing threshold value is less than this second gravity sensing threshold value; And
One image capturing unit is to receive an image capturing signal and to catch this image that comprises this focus-lock entity at least.
8. portable communication apparatus as claimed in claim 7 also comprises:
One focus control unit, wherein:
Before this touch control unit received this touch-control focus signal, when this acceleration of motion of this portable communication apparatus during greater than this first gravity sensing threshold value, this focus control unit repeated automatic focus operation with automatic focus this shooting entity at least;
After this touch control unit received this touch-control focus signal, when this acceleration of motion of this portable communication apparatus during greater than this second gravity sensing threshold value, this focus control unit repeated this automatic focus operation with automatic focus this shooting entity at least;
After this touch control unit receives this touch-control focus signal; When this acceleration of motion of this portable communication apparatus during less than this second gravity sensing threshold value; This focus control unit makes this focus-lock entity of this portable communication apparatus focus-lock still according to this touch-control focus signal.
9. portable communication apparatus as claimed in claim 8 also comprises:
One photometry unit; In order to detect an ambient brightness; Wherein when this ambient brightness is not enough; This image capturing unit receives after this image capturing signal and in this image capturing unit and catches before this image that comprises this focus-lock entity at least, and automatic focus was operated before this focus control unit carried out catching image.
10. portable communication apparatus as claimed in claim 9 comprises that also one focuses on auxiliary lighting apparatus; Before wherein after this image capturing unit receives this image capturing signal and in this image capturing unit, catching this image that comprises this focus-lock entity at least; This focus control unit carries out this when catching before the image automatic focus operation, opens and should focus on auxiliary lighting apparatus.
11. portable communication apparatus as claimed in claim 9 also comprises a flashlamp, wherein when this image capturing unit is caught this image that comprises this focus-lock entity at least, opens this flashlamp.
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| CN2009102092346A CN102053458B (en) | 2009-10-30 | 2009-10-30 | Method for capturing image and portable communication device |
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| CN102945135A (en) * | 2012-10-24 | 2013-02-27 | 广东欧珀移动通信有限公司 | Input character deleting method and device |
| CN103024267B (en) * | 2012-11-30 | 2016-08-03 | 广东欧珀移动通信有限公司 | A kind of strengthen the method for auto-focusing, system and mobile terminal |
| CN104618654B (en) * | 2015-02-13 | 2017-10-13 | 成都品果科技有限公司 | It is a kind of based on the mobile electronic device sequential focusing method and system for rocking detection |
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| CN1811511A (en) * | 2005-01-28 | 2006-08-02 | 索尼株式会社 | Focus control device and focus control method |
| CN101118369A (en) * | 2006-08-01 | 2008-02-06 | 佳能株式会社 | Focus control apparatus, image sensing apparatus and focus control method |
| CN101620360A (en) * | 2008-06-30 | 2010-01-06 | 佳能株式会社 | Image capturing apparatus and control method for the same |
| TW201115258A (en) * | 2009-10-30 | 2011-05-01 | Htc Corp | Image capture method and portable telecommunication device |
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2009
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1811511A (en) * | 2005-01-28 | 2006-08-02 | 索尼株式会社 | Focus control device and focus control method |
| CN101118369A (en) * | 2006-08-01 | 2008-02-06 | 佳能株式会社 | Focus control apparatus, image sensing apparatus and focus control method |
| CN101620360A (en) * | 2008-06-30 | 2010-01-06 | 佳能株式会社 | Image capturing apparatus and control method for the same |
| TW201115258A (en) * | 2009-10-30 | 2011-05-01 | Htc Corp | Image capture method and portable telecommunication device |
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