CN104168425B - It is a kind of to prevent hand-held racket according to shake or focusing fuzzy photographic method and mobile terminal - Google Patents
It is a kind of to prevent hand-held racket according to shake or focusing fuzzy photographic method and mobile terminal Download PDFInfo
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- CN104168425B CN104168425B CN201410443356.2A CN201410443356A CN104168425B CN 104168425 B CN104168425 B CN 104168425B CN 201410443356 A CN201410443356 A CN 201410443356A CN 104168425 B CN104168425 B CN 104168425B
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Abstract
Hand-held racket is prevented according to shake or the fuzzy photographic method of focusing the present invention relates to a kind of, is pressed soon behind the door, into imaging countdown；Judge focusing or light-metering whether have been completed before pressing shutter simultaneously, or readability need not focus again, if it is, auto-focusing and automatic light measuring are locked, keep first focusing or light-metering, be imaged at the end of countdown is imaged；Otherwise, focused or light-metering, and be imaged at the end of countdown is imaged.It is a kind of to prevent hand-held racket according to shake or the fuzzy mobile terminal of taking pictures of focusing, including：Shutter, photo module, focusing light-metering module, fuzzy detection module, focusing light-metering locking module.The present invention is in shutter, first judge whether to need to focus again, the generation of auto-focusing is prevented by being in the lock state focusing or light measuring function, focal plane is fixed simultaneously, allow user to prepare in conjunction with imaging countdown, float problem and the fuzzy problem brought of focusing again can be allowed to be mitigated rapidly.
Description
Technical field
The present invention relates to a kind of imaging optimization method, hand-held racket is prevented according to shake more specifically to one kind or is focused
Fuzzy photographic method and mobile terminal.
Background technology
Camera function turns into the second largest functional module of present smart mobile phone, is the intelligent hand in addition to telephony feature
The module that machine manufacturer has an effect one after another, as mobile phone screen size is done bigger and bigger, does thinner and thinner, the hand-held difficulty for shooting photo
It is just increasing, once mobile phone is on slippery ground or rocks, just it is easy to have influence on final slice success rate, is particularly having reality
In the case of body shoot button, hand is easily caused during by button and is had an effect to a direction, shake will be caused to a greater extent, together
When camera model can automatic decision whether need to focus again, on the premise of shake, the possibility of triggering auto-focusing again
It is very big, the focus process again in shake can influence the picture readability and light-metering stability of last time.
The content of the invention
It can effectively prevent from losing because of shake it is an object of the invention to overcome the deficiencies of the prior art and provide one kind
Jiao, or hand-held shake cause the fuzzy photographic method and mobile terminal of focusing.
Technical scheme is as follows：
It is a kind of to prevent hand-held racket according to shake or the fuzzy photographic method of focusing, press soon behind the door, into imaging countdown；Together
When judge focusing or light-metering whether have been completed before pressing shutter, or readability need not focus again, if it is, will
Auto-focusing is locked with automatic light measuring, keeps first focusing or light-metering, is imaged at the end of countdown is imaged；Otherwise,
Focused or light-metering, and be imaged at the end of countdown is imaged.
If preferably, at the end of imaging countdown, not completing focusing or light-metering, then completing laggard in focusing or light-metering
Row imaging.
If preferably, picture occur it is default the need for focusing or light-metering again situation, do not lock focusing or survey
Light, re-starts focusing or light-metering once, relocks focusing or light-metering.
Preferably, imaging countdown terminate before, detect focusing readability do not meet setting threshold values need weight
During new focusing, focusing or light-metering again are triggered in imaging countdown process.
If preferably, the preceding region focusing or light-metering for being once click on screen, retriggered is also to this area
The focusing or light-metering in domain, if middle section auto-focusing or light-metering, retriggered be also middle section auto-focusing or
Light-metering.
Preferably, under recognition of face pattern, if human face data from scratch, face displacement exceed the valve of setting
When value, face number change, progress is to chase after burnt or light-metering to human face region.
Preferably, after the completion of recognition of face, the position of identified face being converted into focal plane coordinate system, passed through
The coordinate of identified face is changed on focal plane coordinate system, the displacement of face is judged.
Preferably, a variety of focusing modes only allow to carry out while there is a kind of mode, and triggering authority from big to small according to
It is secondary to be：Face focusing, the focusing of manual region, middle section focusing.
Preferably, described shutter includes software shutter or hardware shutter.
It is a kind of to prevent hand-held racket according to shake or the fuzzy mobile terminal of taking pictures of focusing, including：
Shutter, for triggering imaging request；
Photo module, for completing whole Irnaging procedures, including imaging countdown is acted with imaging；
Focusing light-metering module, for triggering focusing or light-metering automatically, or triggers focusing or light-metering, is possessing face manually
When chasing after burnt function, the focusing for realizing face location；
Fuzzy detection module, for detecting current picture fuzziness；
Focusing light-metering locking module, focusing or light-metering state for making current picture are kept, and no longer retriggered；
Countdown module, the time for providing focusing or light-metering, and user take pictures the time of preparation.
Preferably, photo module drives shutter by the corresponding interface；Focusing module is driven to work by the corresponding interface；It is logical
Cross the corresponding interface driving focusing light-metering locking module work；It is implemented as countdown.
Preferably, also burnt module is chased after including face, under recognition of face pattern, for face location progress pair
It is burnt.
Beneficial effects of the present invention are as follows：
Method of the present invention and mobile terminal, can effectively be prevented because the focusing light-metering again that shake is brought,
Eventually affect the deficiency for image quality of taking pictures.The present invention first judges whether to need to focus again, by making focusing in shutter
Or light measuring function is in the lock state, keeps preventing the generation of auto-focusing while last result, fall to count in conjunction with imaging
When allow user to prepare, float problem and the fuzzy problem brought of focusing again can be allowed to be mitigated rapidly.
Embodiment
The present invention is described in further detail with reference to embodiments.
Present invention offer is a kind of to prevent hand-held racket from, according to shake or the fuzzy photographic method of focusing, pressing (described behind the door soon
Shutter includes software shutter or hardware shutter), into imaging countdown；Judge focusing whether has been completed before pressing shutter simultaneously
Or light-metering (focusing and light-metering are to be performed separately, and are also to be locked respectively, but are usually to trigger work simultaneously), or clear journey
Degree need not focus again, if it is, auto-focusing and automatic light measuring are locked, keep first focusing or light-metering, into
As being imaged at the end of countdown；Otherwise, focused or light-metering, and be imaged at the end of countdown is imaged.
In order to ensure the quality of imaging, prevent after the completion of imaging countdown, do not focus also or light-metering success is with regard to carrying out
Imaging is acted, and the situation for causing imaging to fail occurs, and the present invention allows under specific circumstances, is not forced at the end of imaging countdown
Carry out imaging action.That is, if not completing focusing or light-metering at the end of imaging countdown, then complete laggard in focusing or light-metering
Row imaging.
In order to which the logic of the present invention is more humane, it is adapted to more situations, and does not intervene photographing operation excessively, in imaging
Countdown terminates and carries out picture detection when triggering imaging, if the feelings of focusing or light-metering again the need for picture appearance is default
Condition, then do not lock focusing or light-metering, re-starts focusing or light-metering once, relocks focusing or light-metering.
Another situation is, before imaging countdown terminates, and the readability for detecting focusing does not meet the threshold values need of setting
When focusing again, focusing or light-metering again are triggered in imaging countdown process.
The testing result that picture detection is provided according to graphics processor or software algorithm, triggering focusing, its determination details
The application is without repeating.
If the preceding region focusing or light-metering for being once click on screen, retriggered be also focusing to this region or
Light-metering, if middle section auto-focusing or light-metering, retriggered is also middle section auto-focusing or light-metering.
If under recognition of face pattern, if human face data from scratch, face displacement exceed setting threshold values, face
During number change, progress is to chase after burnt or light-metering to human face region.After the completion of recognition of face, by the position of identified face
Focal plane coordinate system is converted into, is changed by the coordinate to identified face on focal plane coordinate system, judges face
Displacement.
Facial recognition data is accurate, can accurately capture the position of face, the paired focal plane coordinate system of fast conversion passes through
Coordinate is analyzed, triggering focusing or the light-metering automatically if face location movement exceedes threshold values.When human face data from without to
Sometimes, or number change be, carry out face chase after Jiao.If when image processor detects the valve that fuzzy pictures degree exceedes setting
During value, then focusing or light-metering are re-started.Focusing module, which is plugged into, chases after the human face data of Jiao, is focused.
The situation for chasing after Jiao only occurs in the above case said, and a variety of focusing modes only allow to enter while there is a kind of mode
OK, same time face focusing is set, manual region focusing and middle section focusing only a kind of situation of three are subsequently processed,
And triggering authority is followed successively by from big to small：Face focusing, the focusing of manual region, middle section focusing.
The present invention also provides a kind of mobile terminal of taking pictures for preventing hand-held racket from being obscured according to shake or focusing, including：
Shutter, for triggering imaging request, including interface is taken pictures, the smart mobile phone of physical button.
Photo module, for completing whole Irnaging procedures, including imaging countdown is acted with imaging.
Photo module drives shutter by the corresponding interface；Focusing module is driven to work by the corresponding interface；By accordingly connecing
Mouth driving focusing light-metering locking module work；It is implemented as countdown.Include the program of taking pictures in photo module, its main function
It is as follows：
1st, the shutter for driving either software or hardware by the corresponding interface is taken pictures；
2nd, different focus module (automatic triggering, manually triggering etc.) work is driven by the corresponding interface, if also including depositing
Face chase after burnt module；Face chases after burnt module, for realizing recognition of face pattern.
3rd, worked by the corresponding interface driving focusing light-metering locking module；
4th, countdown reminding module is realized.
Focusing light-metering module, focuses or light-metering for triggering automatically, or triggers focusing or light-metering manually, including automatic tactile
The focusing of hair middle section or light-metering or the region focusing or light-metering triggered manually, when possessing face and chasing after burnt function, for reality
The focusing in existing face location region；When focusing or light measuring function locking, light-metering module break-off of focusing, while keeping current
Focusing or photometry result, for determining this effect taken pictures.
Fuzzy detection module, is the key for triggering again auto-focusing for detecting current picture fuzziness.
Focusing light-metering locking module, focusing or light-metering state for making current picture are kept, and no longer retriggered, are prevented
The only slip of focusing position, the holding of light-metering can be taken pictures other scenes using current light-metering environment.
Countdown module, the time for providing focusing or light-metering, and user take pictures the time of preparation.According to implementation need
Will, the imaging countdown of different durations can be set, focusing or light-metering is given, and user takes pictures the time made adequate preparation.
When it is implemented, associated methods and mobile terminal, method of the present invention are comprised the following steps that：
1) mobile phone photograph program is opened；
2) scene taken pictures in needs, no matter auto heterodyne (band recognition of face) or landscape are taken pictures, presses shutter；
3) 1-2s imaging countdown is opened, while the focusing or light-metering triggered manually was just performed before judging whether,
Or picture detection need not focus again, then into step 5), otherwise into step 4)
If 4) be currently recognition mode, if any face chase after it is burnt then again face chase after it is burnt once, otherwise using last
Focusing mode is focused again；
5) lock focusing or light measuring function, it is ensured that position of focal plane just now；
6) after countdown of taking pictures terminates, if focusing or light-metering are completed, execution is taken pictures, and is carried out imaging action, is otherwise waited for
Perform and take pictures after the completion of focusing or light-metering, complete imaging action.
Above-described embodiment is intended merely to the explanation present invention, and is not used as limitation of the invention.As long as according to this hair
Bright technical spirit, is changed, modification etc. will all fall in the range of the claim of the present invention to above-described embodiment.
Claims (10)
1. a kind of prevent hand-held racket according to shake or the fuzzy photographic method of focusing, it is characterised in that presses soon behind the door, into imaging
Countdown；Judge focusing or light-metering whether have been completed before pressing shutter simultaneously, or readability need not focus again, such as
Fruit is then to lock auto-focusing and automatic light measuring, keep first focusing or light-metering, carried out at the end of countdown is imaged
Picture；Otherwise, focused or light-metering, and be imaged at the end of countdown is imaged；If not complete at the end of being imaged countdown
Into focusing or light-metering, then it is imaged after the completion of focusing or light-metering；If focusing or surveying again the need for presetting occur in picture
The situation of light, then do not lock focusing or light-metering, re-starts focusing or light-metering once, relocks focusing or light-metering.
2. according to claim 1 prevent hand-held racket according to shake or the fuzzy photographic method of focusing, it is characterised in that imaging
Before countdown terminates, when the readability for detecting focusing does not meet the threshold values of setting and needs to focus again, in imaging countdown
During trigger again focusing or light-metering.
3. according to claim 2 prevent hand-held racket according to shake or the fuzzy photographic method of focusing, it is characterised in that if
The preceding region focusing or light-metering for being once click on screen, retriggered is also focusing or light-metering to this region, if
Middle section auto-focusing or light-metering, retriggered is also middle section auto-focusing or light-metering.
4. preventing hand-held racket according to shake or the fuzzy photographic method of focusing according to claim 1 or 2 or 3, its feature exists
In, under recognition of face pattern, if human face data from scratch, face displacement exceed setting threshold values, face number change
When, progress is to chase after burnt or light-metering to human face region.
5. according to claim 4 prevent hand-held racket according to shake or the fuzzy photographic method of focusing, it is characterised in that face
After the completion of identification, the position of identified face is converted into focal plane coordinate system, passes through the coordinate to identified face
Change on focal plane coordinate system, judge the displacement of face.
6. according to claim 4 prevent hand-held racket according to shake or the fuzzy photographic method of focusing, it is characterised in that a variety of
Focusing mode only allows to carry out while there is a kind of mode, and triggering authority is followed successively by from big to small：Face focusing, manual region
Focusing, middle section focusing.
7. according to claim 1 prevent hand-held racket according to shake or the fuzzy photographic method of focusing, it is characterised in that described
Shutter include software shutter or hardware shutter.
8. a kind of prevent hand-held racket according to shake or the fuzzy mobile terminal of taking pictures of focusing, it is characterised in that including：
Shutter, for triggering imaging request；
Photo module, for completing whole Irnaging procedures, including imaging countdown is acted with imaging；
Focusing light-metering module, for triggering focusing or light-metering automatically, or triggers focusing or light-metering, Jiao is chased after possessing face manually
During function, the focusing for realizing face location；
Fuzzy detection module, for detecting current picture fuzziness；
Focusing light-metering locking module, focusing or light-metering state for making current picture are kept, and no longer retriggered；
Countdown module, the time for providing focusing or light-metering, and user take pictures the time of preparation.
9. according to claim 8 prevent hand-held racket according to shake or the fuzzy mobile terminal of taking pictures of focusing, it is characterised in that
Photo module drives shutter by the corresponding interface；Focusing module is driven to work by the corresponding interface；Pass through the corresponding interface driving pair
Burnt light-metering locking module work；It is implemented as countdown.
10. according to claim 8 prevent hand-held racket according to shake or the fuzzy mobile terminal of taking pictures of focusing, its feature exists
In, in addition to face chases after burnt module, under recognition of face pattern, being focused for face location.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410443356.2A CN104168425B (en) | 2014-09-02 | 2014-09-02 | It is a kind of to prevent hand-held racket according to shake or focusing fuzzy photographic method and mobile terminal |
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| CN201410443356.2A CN104168425B (en) | 2014-09-02 | 2014-09-02 | It is a kind of to prevent hand-held racket according to shake or focusing fuzzy photographic method and mobile terminal |
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| CN104168425B true CN104168425B (en) | 2017-09-19 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105827928A (en) * | 2015-01-05 | 2016-08-03 | 中兴通讯股份有限公司 | Focusing area selection method and focusing area selection device |
| CN104994297B (en) * | 2015-07-09 | 2019-01-08 | 厦门美图之家科技有限公司 | Photolocking method and system is surveyed in the focusing that panorama is taken pictures |
| CN105007426A (en) * | 2015-07-27 | 2015-10-28 | 厦门美图之家科技有限公司 | Focusing method and focusing system based on face recognition |
| CN105872378A (en) * | 2016-04-12 | 2016-08-17 | 广东欧珀移动通信有限公司 | Control method, control device and electronic device |
| CN106060408B (en) * | 2016-07-29 | 2019-10-15 | 维沃移动通信有限公司 | A kind of photographic method and mobile terminal |
| CN106993129B (en) * | 2017-03-06 | 2019-05-17 | Oppo广东移动通信有限公司 | Control method, control device and electronic device |
| CN107343141A (en) * | 2017-06-16 | 2017-11-10 | 广东欧珀移动通信有限公司 | Focusing method, device and computer equipment |
| CN108712612A (en) * | 2018-05-28 | 2018-10-26 | 努比亚技术有限公司 | A kind of photographic method, terminal and computer readable storage medium |
| CN110740252A (en) | 2018-07-20 | 2020-01-31 | 华为技术有限公司 | image acquisition method, device and terminal |
| CN109361857A (en) * | 2018-10-29 | 2019-02-19 | 江苏环宇臻视智能科技有限公司 | A kind of camera auto-focusing system based on recognition of face |
| CN110493524B (en) * | 2019-08-28 | 2021-05-28 | 深圳市道通智能航空技术股份有限公司 | Photometric adjustment method, device and equipment and storage medium |
| CN113660426B (en) * | 2021-09-08 | 2023-07-18 | 英望科技(山东)有限公司 | Method and system for preventing user photographing shake and computer readable storage medium |
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