CN104580900A - Shooting parameter determining method and terminal - Google Patents
Shooting parameter determining method and terminal Download PDFInfo
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- CN104580900A CN104580900A CN201410831690.5A CN201410831690A CN104580900A CN 104580900 A CN104580900 A CN 104580900A CN 201410831690 A CN201410831690 A CN 201410831690A CN 104580900 A CN104580900 A CN 104580900A
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Abstract
The invention provides a shooting parameter determining method and a terminal. The method comprises the following steps: a selection instruction for a first shot object in a first framing scene of a user is received; a first characteristic parameter corresponding to the first shot object is acquired according to the selection instruction; whether a second characteristic parameter matched with the first characteristic parameter exists in a second framing scene is detected, and the first shot object exists in the second framing scene if the second characteristic parameter exists; and a second shooting parameter in the second framing scene is acquired on the basis of the first shot object. According to the characteristic parameter determining method and the terminal, the time for determining the second shooting parameter can be shortened, so that the shooting is more convenient.
Description
Technical field
The present invention relates to technical field of imaging, particularly relate to a kind of method and the terminal of determining acquisition parameters.
Background technology
In order to make shooting effect better, needing to choose subject in shooting process under scene of finding a view, subject is focused, and the acquisition parameters under scene of determining to find a view.The method of traditional determination acquisition parameters, after choosing subject, subject is not taken, but move taking lens, if when taking same subject again, need to reselect subject, according to subject determination acquisition parameters, make shooting convenient not.
Summary of the invention
Based on this, be necessary for above-mentioned technical problem, a kind of method and the terminal that can determine the determination acquisition parameters of acquisition parameters are fast provided.
Determine a method for acquisition parameters, described method comprises:
Receive user to find a view first and choose instruction to the first subject under scene;
According to the fisrt feature parameter choosing described first subject of instruction acquisition;
Detect and find a view under scene whether there is the second feature parameter matched with fisrt feature parameter second, if so, then
Judging finds a view under scene second exists the first subject;
To determine the second acquisition parameters under the second scene for benchmark with the first subject.
Wherein in an embodiment, choose the step that instruction obtains the fisrt feature parameter of the first subject specifically comprise according to described:
According to choosing instruction, the first subject being focused, obtaining the fisrt feature parameter to the first defocused subject;
Wherein, fisrt feature parameter comprise following at least any one: the contours profiles value of the first subject, light emission luminance value, color-values, translational speed value, motion track value.
Wherein in an embodiment, detect and specifically comprise in the second step that whether there is the second feature parameter matched with fisrt feature parameter under scene of finding a view:
Detect and obtain the second feature parameter of second subject under scene of finding a view described second;
Second feature parameter and fisrt feature parameter are contrasted, judge the goodness of fit of second feature parameter and fisrt feature parameter whether reach preset value and more than.
Wherein in an embodiment, determine that using the first subject as benchmark the step of the second second acquisition parameters of finding a view under scene specifically comprises:
First subject is focused, in focusing simultaneously or complete and determine the second second acquisition parameters of finding a view under scene to defocused;
Wherein, the second acquisition parameters comprise in focal length parameter and shutter parameter, aperture parameters, exposure parameter, depth of field parameter, white balance parameter, ISO parameter, U.S. face parameter at least any one.
Wherein in an embodiment, receive user and to find a view to first the step choosing instruction of the first subject in scene, comprising:
Detect user's touch signal of finding a view in scene first, receive user according to touch signal and instruction is chosen to the first subject; Or,
Detect user's voice messaging of finding a view in scene first, voice messaging is processed, obtain choosing instruction to the first subject.
A kind of terminal, comprising:
Command reception module, to find a view first and chooses instruction for receiving user to the first subject under scene;
Parameter acquisition module, chooses for basis the fisrt feature parameter that instruction obtains the first subject;
Detection module, finds a view under scene whether there is the second feature parameter matched with fisrt feature parameter for detecting second;
Parameter determination module, for when the testing result of detection module is for being, judging finds a view under scene second exists the first subject; To determine the second acquisition parameters under the second scene for benchmark with the first subject.
Wherein in an embodiment, parameter acquisition module is also for focusing to the first subject according to choosing instruction, obtain the fisrt feature parameter to the first defocused subject, wherein, described fisrt feature parameter comprise following at least any one: the contours profiles value of the first subject, light emission luminance value, color-values, translational speed value, motion track value.Concrete, color-values comprises tone, saturation and lightness.
Wherein in an embodiment, detection module comprises:
Second parameter acquisition module, for detecting and obtaining the second feature parameter of second subject under scene of finding a view second;
Judge module, for second feature parameter and fisrt feature parameter are contrasted, judge the goodness of fit of second feature parameter and fisrt feature parameter whether reach preset value and more than.
Wherein in an embodiment, parameter determination module also for focusing to the first subject, in focusing simultaneously or complete and determine the described second second acquisition parameters of finding a view under scene to defocused; Wherein, the second acquisition parameters comprise in focal length parameter and shutter parameter, aperture parameters, exposure parameter, depth of field parameter, white balance parameter, ISO parameter, U.S. face parameter at least any one.
Wherein in an embodiment, command reception module, also for detecting the touch signal that user finds a view in scene first, receiving user according to touch signal and choosing instruction to the first subject; Or,
Command reception module also for detecting the voice messaging that user finds a view in scene first, processes voice messaging, obtains choosing instruction to the first subject.
Above-mentioned method and the terminal determining acquisition parameters, when detecting that second feature parameter is identical with the first characterisitic parameter, to find a view the second acquisition parameters determined for benchmark with described first subject under scene under described second scene second.Do not need to choose subject again owing to finding a view under scene second, therefore determine that the time of the second acquisition parameters under the second scene will be shortened, make to take more that operation readiness is simpler.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet determining the method for acquisition parameters in an embodiment;
Fig. 2 is the schematic flow sheet of the method determining acquisition parameters in another embodiment;
Fig. 3 is the structural representation determining the terminal of acquisition parameters in an embodiment;
Fig. 4 is the structural representation of detection module in an embodiment.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, in one embodiment, provide a kind of method determining acquisition parameters, the method can be applicable in all kinds of camera and video camera, also can be applied to various have in the terminal of shoot function be illustrated, these terminals include but not limited to be with the portable computer, personal digital assistant, panel computer, smart mobile phone etc. of camera.The method comprises:
Step 102, receives user and finds a view first and choose instruction to the first subject under scene.
Scene of finding a view comprises angle coverage, viewfinder range and light etc. of finding a view.First subject refers to the first subject of finding a view in scene, can manually choose the first subject by taking lens, also can automatically choose the first subject.Such as, when screening-mode is chosen to be personage's screening-mode, be chosen for the first subject by the personage in the automatic just view-finder of recognition of face.Further, by choosing the first subject, corresponding for triggering is chosen instruction.
Step 103, according to the fisrt feature parameter choosing instruction and obtain the first subject.
Fisrt feature parameter refers to the parameter of the feature of expression first subject, concrete, and fisrt feature parameter includes but not limited to following at least one: the contours profiles of the first subject, brightness value, color-values.
In one embodiment, step 103, fisrt feature parameter according to choosing instruction and obtain the first subject comprises: focus to the first subject according to choosing instruction, obtain the fisrt feature parameter to the first defocused subject, wherein, fisrt feature parameter comprise following at least any one: the contours profiles of the first subject, brightness value, color-values.
Step 104, detects and finds a view under scene whether there is the second feature parameter matched with fisrt feature parameter second.When if be detected as being, then enter step 105.If when being detected as no, then terminate.
Second find a view scene refer to first find a view scene change after scene of finding a view, changing can be change angle coverage, viewfinder range etc. at the first taking lens under scene of finding a view, and also can be that the first subject moves position etc.Second feature parameter refers to find a view second and represents the parameter of the feature of the second subject under scene.
Find a view under scene second and second subject is focused, obtain the second feature parameter to the second defocused subject.Further, whether identically with fisrt feature parameter judge in second feature parameter, if identical, then represent that the second find a view the second subject in scene and the first subject is same subject.
Step 105, judging finds a view under scene second exists the first subject, to determine the second acquisition parameters under the second scene with the first subject for benchmark.
In the present embodiment, second find a view the second subject under scene and the first subject belongs to same subject, therefore to the first subject for focusing central point focuses to determine focal length, and obtain the second corresponding acquisition parameters according to focal length.
The above-mentioned method determining acquisition parameters, when detecting that second feature parameter is identical with the first characterisitic parameter, to find a view the second acquisition parameters determined for benchmark with the first subject under scene under the second scene second.Do not need to choose subject again owing to finding a view under scene second, therefore determine that the time of the second acquisition parameters under the second scene will be shortened, make shooting more convenient.
As shown in Figure 2, in one embodiment, what provide a kind ofly determines that the method for acquisition parameters comprises the following steps:
Step 202, receives user and finds a view first and choose instruction to the first subject under scene.
Concrete, the touch signal that user finds a view in scene to first can be detected, receive user according to touch signal and instruction is chosen to the first subject.
Touch signal refers to the signal touch-screen by scene of finding a view in display first being chosen the touch event generation that the first subject occurs.Concrete, user can click the first first subject of finding a view in scene by finger or felt pen and produce touch signal, and can determine the first subject according to touch signal, further, what produce the first subject chooses instruction.
In addition, also can receive the voice messaging of user's input, voice messaging is processed, obtain choosing instruction to the first first subject of finding a view in scene.By gather that user sends about the voice messaging choosing the first subject, and do corresponding process to voice messaging, what voice messaging is transformed into the first subject chooses instruction.Concrete, the voice messaging collected can be converted into digital signal, set up the corresponding relation that digital signal and the first subject choose instruction in advance.Further, what can obtain the first subject according to voice messaging chooses instruction.
Step 203, focusing to the first subject according to choosing instruction, obtaining the fisrt feature parameter to the first defocused subject.
In the present embodiment, in the present embodiment, by determining that the focal length between the first subject and taking lens completes focusing, make the image of the first subject more clear, the fisrt feature parameter of the first subject thus obtained is more accurate.
Step 204, detects and obtains the second feature parameter of second subject under scene of finding a view second.Second feature parameter refers to the parameter of the feature of expression second subject, concrete, and second feature parameter includes but not limited to following at least one: the contours profiles of the second subject, brightness value, color-values.
Step 205, contrasts second feature parameter and fisrt feature parameter, judge the goodness of fit of second feature parameter and fisrt feature parameter whether reach preset value and more than.If so, then step 206 is entered.
When the goodness of fit of fisrt feature parameter and second feature parameter meets or exceeds preset value, then represent, the first subject and the second subject are same, enter step 206.
Step 206, focuses to the first subject, in focusing simultaneously or complete and determine the second second acquisition parameters of finding a view under scene to defocused.In the present embodiment, the second acquisition parameters comprise in focal length parameter and shutter parameter, aperture parameters, exposure parameter, depth of field parameter, white balance parameter, ISO parameter, U.S. face parameter at least any one.
In one embodiment, determine that the second second acquisition parameters of finding a view under scene comprises: second acquisition parameters of directly being found a view under scene as second by the first acquisition parameters of the first subject; Or, regulate based on the first acquisition parameters, using the second acquisition parameters that the first acquisition parameters after regulating is found a view under scene as second.
In the present embodiment, store the first acquisition parameters got, when detect second find a view there is the first subject in scene time, the basis of the first acquisition parameters regulates acquisition parameters, using the first acquisition parameters of regulating as the second acquisition parameters.
Preferably, using the second acquisition parameters that the first acquisition parameters is directly found a view under scene as second.
The subject that scene and second finds a view under scene if first finds a view is identical and scene of finding a view is also identical.Further, directly the first acquisition parameters is defined as the second second acquisition parameters of finding a view under scene, owing to not needing again to obtain the second acquisition parameters.Greatly save the time determining the second acquisition parameters.
If the second find a view scene and the first difference of finding a view between scene is not very large, further, specifically can revise the first acquisition parameters to carry out merging and obtain the second acquisition parameters on the basis of the first acquisition parameters, also can be the acquisition parameters increased based on the first acquisition parameters.To take pictures, if second finds a view that to compare the first scene of finding a view be that shooting distance there occurs change to scene, the focal length parameter can revised on the basis of the first acquisition parameters.If the first scene and second of finding a view is found a view and do not regulated the parameter of time for exposure in identical just the first acquisition parameters of scene, can to find a view the exposure time parameter regulated under scene second.
In the present embodiment, when photographed scene changes, the second acquisition parameters can be determined according to the first acquisition parameters, not need to readjust the second acquisition parameters, improve the efficiency determining the second acquisition parameters, make shooting more convenient.In addition, obtain to the first subject choose instruction time, receive by various ways and choose instruction, improve convenience.Further, due to the fisrt feature parameter got be to the first subject to defocused fisrt feature parameter, make obtain fisrt feature parameter more accurate, also therefore improve the accuracy determining the second acquisition parameters.
As shown in Figure 3, in one embodiment, provide a kind of terminal, this terminal has shoot function.Terminal comprises:
Command reception module 30, to find a view first and chooses instruction for receiving user to the first subject under scene.
Parameter acquisition module 32, chooses for basis the fisrt feature parameter that instruction obtains the first subject.
Detection module 34, finds a view under scene whether there is the second feature parameter matched with fisrt feature parameter for detecting second.
Parameter determination module 36, for when the testing result of detection module is for being, judging finds a view under scene second exists the first subject; To determine the second acquisition parameters under the second scene for benchmark with the first subject.
In one embodiment, parameter acquisition module 32 is also for focusing to the first subject according to choosing instruction, obtain the fisrt feature parameter to the first defocused subject, wherein, fisrt feature parameter comprise following at least any one: the contours profiles value of the first subject, light emission luminance value, color-values, translational speed value, motion track value.Concrete, color-values comprises tone, saturation and lightness.
As shown in Figure 4, in one embodiment, detection module 34 comprises:
Parameter acquisition module 340, for detecting and obtaining the second feature parameter of second subject under scene of finding a view second.
Judge module 342, for second feature parameter and fisrt feature parameter are contrasted, judge the goodness of fit of second feature parameter and fisrt feature parameter whether reach preset value and more than.
In one embodiment, parameter determination module 36 also for focusing to the first subject, in focusing simultaneously or complete and determine the second second acquisition parameters of finding a view under scene to defocused; Wherein, the second acquisition parameters comprise in focal length parameter and shutter parameter, aperture parameters, exposure parameter, depth of field parameter, white balance parameter, ISO parameter, U.S. face parameter at least any one.
In one embodiment, command reception module 30, also for detecting the touch signal that user finds a view in scene first, receiving user according to touch signal and choosing instruction to the first subject.
In one embodiment, command reception module 30 also for detecting the voice messaging that user finds a view in scene first, processes voice messaging, obtains choosing instruction to the first subject.
Above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. determine a method for acquisition parameters, it is characterized in that, described method comprises:
Receive user to find a view first and choose instruction to the first subject under scene;
The fisrt feature parameter that instruction obtains described first subject is chosen according to described;
Detect and find a view under scene whether there is the second feature parameter matched with described fisrt feature parameter second, if so, then
Judging finds a view described second exists described first subject under scene and the second acquisition parameters determined as benchmark with described first subject under described second scene.
2. method according to claim 1, is characterized in that, the step choosing the fisrt feature parameter of described first subject of instruction acquisition described in described basis specifically comprises:
Choose instruction according to described described first subject is focused, obtain the fisrt feature parameter to defocused described first subject;
Wherein, described fisrt feature parameter comprise following at least any one: the contours profiles value of described first subject, light emission luminance value, color-values, translational speed value, motion track value.
3. method according to claim 2, is characterized in that, described detection specifically comprises in the second step that whether there is the second feature parameter matched with described fisrt feature parameter under scene of finding a view:
Detect and obtain the described second feature parameter of second subject under scene of finding a view described second;
Described second feature parameter and described fisrt feature parameter are contrasted, judge the goodness of fit of described second feature parameter and described fisrt feature parameter whether reach preset value and more than.
4. method according to claim 1, it is characterized in that, described judgement is found a view described second and be there is described first subject under scene and determine that using described first subject as benchmark the step of the described second second acquisition parameters of finding a view under scene specifically comprises:
Described first subject is focused, in focusing simultaneously or complete and determine the described second second acquisition parameters of finding a view under scene to defocused;
Wherein, described second acquisition parameters comprise in focal length parameter and shutter parameter, aperture parameters, exposure parameter, depth of field parameter, white balance parameter, ISO parameter, U.S. face parameter at least any one.
5. the method according to any one of Claims 1-4, is characterized in that, described reception user finds a view to first the step choosing instruction of the first subject in scene, comprising:
Detect user at described first touch signal of finding a view in scene, receive user according to described touch signal and instruction is chosen to described first subject; Or,
Detect user at described first voice messaging of finding a view in scene, described voice messaging is processed, obtain choosing instruction to described first subject.
6. a terminal, is characterized in that, described terminal comprises:
Command reception module, to find a view first and chooses instruction for receiving user to the first subject under scene;
Parameter acquisition module, obtains the fisrt feature parameter of described first subject for choosing instruction described in basis;
Detection module, finds a view under scene whether there is the second feature parameter matched with described fisrt feature parameter for detecting second;
Parameter determination module, for when the testing result of described detection module is for being, judging finds a view under scene described second exists described first subject; To determine the second acquisition parameters under described second scene for benchmark with described first subject.
7. terminal according to claim 6, it is characterized in that, described parameter acquisition module is also focused to described first subject for choosing instruction described in basis, obtain the fisrt feature parameter to defocused described first subject, wherein, described fisrt feature parameter comprise following at least any one: the contours profiles value of described first subject, light emission luminance value, color-values, translational speed value, motion track value.
8. terminal according to claim 7, is characterized in that, described detection module comprises:
Second parameter acquisition module, for detecting and obtaining the described second feature parameter of second subject under scene of finding a view described second;
Judge module, for described second feature parameter and described fisrt feature parameter are contrasted, judge the goodness of fit of described second feature parameter and described fisrt feature parameter whether reach preset value and more than.
9. terminal according to claim 6, is characterized in that, described parameter determination module also for focusing to described first subject, in focusing simultaneously or complete and determine the described second second acquisition parameters of finding a view under scene to defocused; Wherein, described second acquisition parameters comprise in focal length parameter and shutter parameter, aperture parameters, exposure parameter, depth of field parameter, white balance parameter, ISO parameter, U.S. face parameter at least any one.
10. the terminal according to any one of claim 6 to 9, it is characterized in that, described command reception module, also for detecting user at described first touch signal of finding a view in scene, receiving user according to described touch signal and choosing instruction to described first subject; Or,
Described command reception module also for detecting user at described first voice messaging of finding a view in scene, processes described voice messaging, obtains choosing instruction to described first subject.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107295242A (en) * | 2016-03-31 | 2017-10-24 | 上海摩软通讯技术有限公司 | Mobile terminal and its image pickup method |
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| US20090079844A1 (en) * | 2007-09-25 | 2009-03-26 | Masatoshi Suzuki | Image pickup apparatus for performing a desireble self-timer shooting and an automatic shooting method using the same |
| CN101472063A (en) * | 2007-12-28 | 2009-07-01 | 希姆通信息技术（上海）有限公司 | Method for capturing smiling face by mobile phone camera |
| CN103024275A (en) * | 2012-12-17 | 2013-04-03 | 东莞宇龙通信科技有限公司 | Automatic shooting method and terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090079844A1 (en) * | 2007-09-25 | 2009-03-26 | Masatoshi Suzuki | Image pickup apparatus for performing a desireble self-timer shooting and an automatic shooting method using the same |
| CN101472063A (en) * | 2007-12-28 | 2009-07-01 | 希姆通信息技术（上海）有限公司 | Method for capturing smiling face by mobile phone camera |
| CN103024275A (en) * | 2012-12-17 | 2013-04-03 | 东莞宇龙通信科技有限公司 | Automatic shooting method and terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107295242A (en) * | 2016-03-31 | 2017-10-24 | 上海摩软通讯技术有限公司 | Mobile terminal and its image pickup method |
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