CN104580928B - Light compensation method and device that a kind of camera is shot - Google Patents
Light compensation method and device that a kind of camera is shot Download PDFInfo
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- CN104580928B CN104580928B CN201510046954.0A CN201510046954A CN104580928B CN 104580928 B CN104580928 B CN 104580928B CN 201510046954 A CN201510046954 A CN 201510046954A CN 104580928 B CN104580928 B CN 104580928B
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- 238000005286 illumination Methods 0.000 claims abstract description 26
- 230000008569 process Effects 0.000 claims description 9
- 230000002123 temporal effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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- Engineering & Computer Science (AREA)
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Abstract
The present invention is applied to field of photography there is provided the light compensation method and device that a kind of camera is shot, and this method includes：Obtain the light source direction information of camera photographed scene；According to the light source direction information of the scene, the direction of illumination of the rotatable supplementary lighting sources is adjusted, makes the direction of the light source of the scene consistent with the direction of illumination of the supplementary lighting sources；Photograph taking is carried out according to the supplementary lighting sources after adjustment.The present invention can obtain the light of the light source irradiation in same direction under photographed scene, so that the radiation source of the object shot is more pure, photograph relatively sharp photo.
Description
Technical field
The invention belongs to field of photography, more particularly to the light compensation method and device that a kind of camera is shot.
Background technology
With the rise of mobile intelligent terminal, on the basis of traditional communication function, smart mobile phone provides more and more richer
Rich function, such as online obtain data, shoot photo or video, broadcasting video or music etc., are that people's life is brought
Greatly facilitate.
When being shot using camera, due to the insufficient light of scene so that the photo of shooting is likely to occur exposure not
Enough, it is easily caused image definition bad, influences photographic quality.Way general at present is to set light compensating lamp, in the same of shooting
When open light compensating lamp, with reach to photo carry out light filling purpose.
By increasing light compensating lamp, the definition that camera shoots picture can be improved.But, due to different scenes light source not
Together, when carrying out photograph taking, the light of possible light compensating lamp outgoing and the light of scene are mutually mixed, and are unfavorable for improving the clear of photo
Degree.
The content of the invention
It is an object of the invention to provide the light compensation method that a kind of camera is shot, to solve prior art due to different scenes
Light source it is different, when carrying out photograph taking, the light of possible light compensating lamp outgoing and the light of scene are mutually mixed, and are unfavorable for improving photograph
The problem of definition of piece.
The present invention is achieved in that the light compensation method that a kind of camera is shot, and the camera is provided with rotatable light filling
Light source, methods described includes：
Obtain the light source direction information of camera photographed scene；
According to the light source direction information of the scene, the direction of illumination of the rotatable supplementary lighting sources is adjusted, is made described
The direction of the light source of scene is consistent with the direction of illumination of the supplementary lighting sources；
Photograph taking is carried out according to the supplementary lighting sources after adjustment.
Another object of the present invention is to provide the light compensating apparatus that a kind of camera is shot, the camera is provided with rotatable
Supplementary lighting sources, described device includes：
Acquiring unit, the light source direction information for obtaining camera photographed scene；
Light source direction adjustment unit, for the light source direction information according to the scene, adjusts the rotatable light filling
The direction of illumination of light source, makes the direction of the light source of the scene consistent with the direction of illumination of the supplementary lighting sources；
Shooting unit, for carrying out photograph taking according to the supplementary lighting sources after adjustment.
In the present invention, by obtaining the light source direction information of camera place scene, and according to the light source side of the scene
To information, the direction of illumination of supplementary lighting sources is adjusted, makes the direction of the light source of the scene consistent with the direction of the supplementary lighting sources,
The light of the light source irradiation in same direction can be obtained under photographed scene, so that the irradiation light of the object shot
Source is more pure, photographs relatively sharp photo.
Brief description of the drawings
Fig. 1 is the implementation process figure for the light compensation method that the camera that first embodiment of the invention is provided is shot；
Fig. 2 is the implementation process figure for the light compensation method that the camera that second embodiment of the invention is provided is shot；
Fig. 3 is the implementation process figure for the light compensation method that the camera that third embodiment of the invention is provided is shot；
The structural representation for the light compensating apparatus that Fig. 4 shoots for the camera that fourth embodiment of the invention is provided.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
When the purpose of the embodiment of the present invention is to solve to shoot photo in the prior art, due to the possibility light of photographed scene
It is weaker, it is impossible to obtain the photo of image clearly, it is necessary to set light compensating lamp.And when light compensating lamp is set, due to the irradiation side of light compensating lamp
To available light formation cross jamming often with scene so that shoot the photo come is influenceed by multiple light sources, and
When can not obtain single light source and being shot, the obtained clear photo of light source direction.
To overcome above mentioned problem, the present invention proposes the light compensation method that a kind of camera is shot, and the camera, which is provided with, to be revolved
The supplementary lighting sources turned, methods described includes：Obtain the light source direction information of camera photographed scene；According to the light source side of the scene
To information, the direction of illumination of the rotatable supplementary lighting sources is adjusted, makes the direction of the light source of the scene and the light filling light
The direction of illumination in source is consistent；Photograph taking is carried out according to the supplementary lighting sources after adjustment.
The light source direction information of scene where by obtaining camera, and according to the light source direction information of the scene, adjustment
The direction of illumination of supplementary lighting sources, makes the direction of the light source of the scene consistent with the direction of the supplementary lighting sources, so as to make
The light of light source irradiation in same direction can be obtained by obtaining photographed scene, so that the radiation source of the object shot
It is more pure, photograph relatively sharp photo.Specifically illustrate below in conjunction with the accompanying drawings.
Embodiment one：
Fig. 1 shows the implementation process for the light compensation method that the camera that first embodiment of the invention is provided is shot, and details are as follows：
In step S101, the light source direction information of camera photographed scene is obtained.
Specifically, the camera is provided with rotatable supplementary lighting sources.From unlike traditional camera shooting terminal, it is described mend
Radiant can need Arbitrary Rotation according to shooting, and the supplementary lighting sources connect drive motor, when receiving driving instruction
Automatically rotated.
The light source direction information of the camera photographed scene is obtained, the operation information acquisition of user can be combined.Such as may be used
With by the light source direction information of user's input scene.
The light source direction information of user's input scene, can include two ways：
Mode one：When the light source direction for receiving user's input confirms instruction, institute is determined according to the direction of present terminal
State light source direction information；
Mode two：Receive the numerical information of the light source direction information of user's input.
Wherein, the position of the camera shooting terminal when user holds camera shooting terminal, can be changed in mode one, make shooting whole
The direction at end is consistent with the direction of scene light source.The camera shooting terminal is consistent with the direction of the light source of scene, can be light source
Upper end is directed at the direction of scene light source, the screen plane of camera shooting terminal and the light ray parallel of scene light source.
Such as, for scene indoors when, it is only necessary to by camera shooting terminal, the position of the upper end alignment light source of such as mobile phone, and
Equality after user is by determining at this position, produces the light source information of scene in the straight line of light source to camera shooting terminal.
For the second way, if user can combine the aspect sensor in camera shooting terminal, light source can be inputted
Angle information, the camera shooting terminal such as detects the sensor in all directions direction according to self-contained direction sensor, from
And position of the light source relative to camera shooting terminal can be determined.
The light source such as the light source of the photographed scene, including but not limited to sunshine, incandescent lamp.
In step s 102, according to the light source direction information of the scene, the photograph of the rotatable supplementary lighting sources is adjusted
Direction is penetrated, makes the direction of the light source of the scene consistent with the direction of illumination of the supplementary lighting sources.
Specifically, the light source direction information of the scene, is received in step S101 after the value information of direction, as one
The value of determination, unless received the light source direction information of input again.
When the position for detecting the camera shooting terminal changes, such as by GPS location, or examined by architecture
The position for measuring camera shooting terminal changes, and the value of change in location is more than default threshold value, such as can be set as 100 meters
When, then need to reacquire the positional information of light source.
It is understood that daylight hours and evening can also such as be distinguished according to the time value for obtaining light source direction information
The upper time, when temporal information switches, pointed out to need to reacquire the directional information of the light source of scene.
In addition, when the camera shooting terminal comes back to position set in advance, and the time point value in one day is identical
When, the positional information of the light source prestored can be called, so as to provide more intelligent light source direction information.
, can be according to the directional information of the light source received in addition, the adjustment mode, automatically calculating needs what is rotated
Angle, drives the direction of illumination of the motor adjust automatically supplementary lighting sources.
In step s 103, photograph taking is carried out according to the supplementary lighting sources after adjustment.
After it have adjusted the irradiating angle of supplementary lighting sources so that the direction of illumination of supplementary lighting sources and scene light source direction of illumination
Identical, so, the destination object of shooting is the irradiation for the light for receiving single direction so that the light efficiency of the photo of shooting is more preferable,
So as to from other not specified interference, advantageously in raising image definition and photographic quality.
Embodiment two：
Fig. 2 shows the implementation process for the light filling that the camera that second embodiment of the invention is provided is shot, and details are as follows：
In step s 201, the camera is provided with rotatable supplementary lighting sources, obtains the light source side of camera photographed scene
To information.
Step S201 and step S101 in embodiment one is essentially identical.
In step S202, receive user input touch slip instruction, obtain it is described slide touching instruction slip away from
From and glide direction.
, such as can be with specifically, the sliding distance and glide direction, can be obtained according to the default time cycle
After screen receives touching instruction, starting of the touching instruction within this 0.5 second time is obtained every the time cycle of 0.5 second
Position and end position, a sliding distance and a glide direction are determined according to the original position and end position, and
When often receiving a sliding distance and a glide direction, that is, the rotation process of a supplementary lighting sources is performed, so that adjusting
It is whole more accurate.
It is of course also possible to set longer collection period, or starting point and the end of whole slip instruction are directly set
Point is used as the sliding distance and glide direction once adjusted.
In step S203, according to the glide direction of the slip touching instruction, the rotation side of the supplementary lighting sources is determined
To, according to it is described slip touching instruction sliding distance, determine the anglec of rotation of the supplementary lighting sources.
Wherein, the sliding distance according to the slip touching instruction, determines the anglec of rotation tool of the supplementary lighting sources
Body is：
The number of pixel that the slip touching instruction is slided is determined according to the sliding distance of the slip touching instruction；
According to the corresponding relation of each pixel and the anglec of rotation, the corresponding supplementary lighting sources of the slip touching instruction are searched
The anglec of rotation.
Such as, a pixel corresponding rotation angle can be set as 1 degree, then can be according to original position and stop bits
The number of pixel between putting apart, fast and accurately adjusts the rotation position of supplementary lighting sources.
When the direction of illumination for being adjusted to the supplementary lighting sources is consistent with the direction of illumination of the light source of the scene formerly obtained,
Confirmation instruction can be sent by system.
In step S204, photograph taking is carried out according to the supplementary lighting sources after adjustment.
In embodiments of the present invention, by obtaining the direction of scene light source and adjusting the direction of supplementary lighting sources, by double
The mode confirmed again is so that the adjustment of supplementary lighting sources more accurately and reliably, further improves the quality of image taking.
Embodiment three：
Fig. 3 shows the implementation process for the light compensation method that the camera that third embodiment of the invention is provided is shot, and details are as follows：
In step S301, the camera is provided with rotatable supplementary lighting sources, obtains the light source side of camera photographed scene
To information.
In step s 302, according to the light source direction information of the scene, the photograph of the rotatable supplementary lighting sources is adjusted
Direction is penetrated, makes the direction of the light source of the scene consistent with the direction of illumination of the supplementary lighting sources.
In step S303, when the position of mobile terminal changes, the rotation of supplementary lighting sources described in corresponding speed governing
Angle.
In this step, it is determined that after the directional information of the light source, during photo is shot, inevitably go out
The change of the position of existing camera device, such as change the operation such as angle, in order to obtain more flexible shooting effect, this hair
The direction of the bright supplementary lighting sources changes the direction of illumination of supplementary lighting sources in real time with the change of the position of camera shooting terminal, from
And cause the direction of illumination of the supplementary lighting sources to be always maintained at unanimously, improving the convenience shot with the direction of scene light source.
In step s 304, photograph taking is carried out according to the supplementary lighting sources after adjustment.
The difference of the embodiment of the present invention and embodiment one is in can ensure supplementary lighting sources and scene light source in real time
Uniformity, so as to improve the convenience of shooting, further improves image taking quality.
Example IV：
Fig. 4 shows the structural representation for the light compensating apparatus that the camera that fourth embodiment of the invention is provided is shot, and is described in detail such as
Under：
In the embodiment of the present invention, the camera is provided with rotatable supplementary lighting sources, and described device includes：
Acquiring unit 401, the light source direction information for obtaining camera photographed scene；
Light source direction adjustment unit 402, for the light source direction information according to the scene, adjusts the rotatable benefit
The direction of illumination of radiant, makes the direction of the light source of the scene consistent with the direction of illumination of the supplementary lighting sources；
Shooting unit 403, for carrying out photograph taking according to the supplementary lighting sources after adjustment.
It is preferred that, the light source direction adjustment unit includes：
Command reception subelement, the touch slip instruction for receiving user's input obtains the slip touching instruction
Sliding distance and glide direction；
Rotation information determination subelement, for the glide direction according to the slip touching instruction, determines the light filling light
The direction of rotation in source, according to the sliding distance of the slip touching instruction, determines the anglec of rotation of the supplementary lighting sources.
It is preferred that, the rotation information determination subelement specifically for：
Number of pixels determining module, for determining that the slip touch refers to according to the sliding distance of the slip touching instruction
Make the number of pixel slided；
Anglec of rotation determining module, for the corresponding relation according to each pixel and the anglec of rotation, searches described slide and touches
Touch the anglec of rotation for instructing corresponding supplementary lighting sources.
It is preferred that, the acquiring unit is used for：
Receive the light source direction information of the scene of user's input.
The light compensating apparatus that camera described in the embodiment of the present invention is shot is shot with the camera described in embodiment one, two, three
Light compensation method correspondence, is not repeated repeats herein.
, can be by it in several embodiments provided by the present invention, it should be understood that disclosed apparatus and method
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Coupling each other or direct-coupling or communication connection can be the INDIRECT COUPLINGs or logical of device or unit by some interfaces
Letter connection, can be electrical, machinery or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or used
When, it can be stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially
The part contributed in other words to prior art or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are to cause a computer
Equipment (can be personal computer, server, or network equipment etc.) performs the complete of each embodiment methods described of the invention
Portion or part.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory),
Random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with store program codes
Medium.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (8)
1. the light compensation method that a kind of camera is shot, it is characterised in that the camera that the light compensation method is used for smart mobile phone is shot, institute
State camera and be provided with rotatable supplementary lighting sources, methods described includes：
Obtain the light source direction information of camera photographed scene；
According to the light source direction information of the scene, the direction of illumination of the rotatable supplementary lighting sources is adjusted, makes the scene
Light source direction it is consistent with the direction of illumination of the supplementary lighting sources；
Photograph taking is carried out according to the supplementary lighting sources after adjustment；
The light source direction information according to the scene, adjusts the direction of illumination step bag of the rotatable supplementary lighting sources
Include：
The slip touching instruction of user's input is received, the sliding distance and glide direction for sliding touching instruction is obtained；
According to the glide direction of the slip touching instruction, the direction of rotation of the supplementary lighting sources is determined, is touched according to described slide
The sliding distance of instruction is touched, the anglec of rotation of the supplementary lighting sources is determined；
Wherein, obtaining the sliding distance and glide direction for sliding touching instruction is specially：Touch is received in screen to refer to
After order, original position and knot of the touching instruction within this default time cycle are obtained every a default time cycle
Beam position, determines a sliding distance and a glide direction, and receive often according to the original position and end position
When one sliding distance and a glide direction, the rotation process of a supplementary lighting sources is performed；
According to the time value for obtaining light source direction information, when temporal information switches, point out to need to reacquire scene
The directional information of light source.
2. method according to claim 1, it is characterised in that the sliding distance according to the slip touching instruction, really
The anglec of rotation of the supplementary lighting sources is specially calmly：
The number of pixel that the slip touching instruction is slided is determined according to the sliding distance of the slip touching instruction；
According to the corresponding relation of each pixel and the anglec of rotation, the rotation for sliding the corresponding supplementary lighting sources of touching instruction is searched
Gyration.
3. method according to claim 1, it is characterised in that the light source direction information Step of the acquisition camera photographed scene
Including：
Receive the light source direction information of the scene of user's input.
4. method according to claim 3, it is characterised in that the light source direction information step of the scene of the reception user input
Suddenly include：
When the light source direction for receiving user's input confirms instruction, determine that the light source direction is believed according to the direction of present terminal
Breath, or；
Receive the numerical information of the light source direction information of user's input.
5. method according to claim 1, it is characterised in that methods described also includes：
When the position of mobile terminal changes, the anglec of rotation of the supplementary lighting sources is adjusted accordingly.
6. the light compensating apparatus that a kind of camera is shot, it is characterised in that the camera that the light compensating apparatus is used for smart mobile phone is shot, institute
State camera and be provided with rotatable supplementary lighting sources, described device includes：
Acquiring unit, the light source direction information for obtaining camera photographed scene；
Light source direction adjustment unit, for the light source direction information according to the scene, adjusts the rotatable supplementary lighting sources
Direction of illumination, make the direction of the light source of the scene consistent with the direction of illumination of the supplementary lighting sources；
Shooting unit, for carrying out photograph taking according to the supplementary lighting sources after adjustment；
Wherein, the light source direction adjustment unit includes：
Command reception subelement, the slip touching instruction for receiving user's input obtains the slip for sliding touching instruction
Distance and glide direction；
Rotation information determination subelement, for the glide direction according to the slip touching instruction, determines the supplementary lighting sources
Direction of rotation, according to the sliding distance of the slip touching instruction, determines the anglec of rotation of the supplementary lighting sources；
Wherein, obtaining the sliding distance and glide direction for sliding touching instruction is specially：Touch is received in screen to refer to
After order, every default time cycle obtain original position of the touching instruction within this default time cycle and
End position, determines a sliding distance and a glide direction, and receive every according to the original position and end position
During to a sliding distance and a glide direction, the rotation process of a supplementary lighting sources is performed；
According to the time value for obtaining light source direction information, when temporal information switches, point out to need to reacquire scene
The directional information of light source.
7. device according to claim 6, it is characterised in that the rotation information determination subelement specifically for：
Number of pixels determining module, for determining that the slip touching instruction is slided according to the sliding distance of the slip touching instruction
Dynamic number of pixel；
Anglec of rotation determining module, for the corresponding relation according to each pixel and the anglec of rotation, searches the slip touch and refers to
Make the anglec of rotation of corresponding supplementary lighting sources.
8. device according to claim 6, it is characterised in that the acquiring unit is used for：
Receive the light source direction information of the scene of user's input.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510046954.0A CN104580928B (en) | 2015-01-29 | 2015-01-29 | Light compensation method and device that a kind of camera is shot |
| CN201710859570.XA CN107396000B (en) | 2015-01-29 | 2015-01-29 | A kind of light compensation method and device of camera shooting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510046954.0A CN104580928B (en) | 2015-01-29 | 2015-01-29 | Light compensation method and device that a kind of camera is shot |
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| CN201710859570.XA Division CN107396000B (en) | 2015-01-29 | 2015-01-29 | A kind of light compensation method and device of camera shooting |
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| CN201710859570.XA Expired - Fee Related CN107396000B (en) | 2015-01-29 | 2015-01-29 | A kind of light compensation method and device of camera shooting |
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| WO2018000152A1 (en) * | 2016-06-27 | 2018-01-04 | 刘冬华 | Smartphone |
| CN108055402B (en) * | 2017-12-21 | 2021-01-08 | 维沃移动通信有限公司 | Shooting method and mobile terminal |
| CN112449119A (en) * | 2019-08-30 | 2021-03-05 | 中移物联网有限公司 | Shot object recognition equipment, method and device |
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2015
- 2015-01-29 CN CN201510046954.0A patent/CN104580928B/en not_active Expired - Fee Related
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203206337U (en) * | 2013-05-15 | 2013-09-18 | 广东欧珀移动通信有限公司 | Photographing mobile phone |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104580928A (en) | 2015-04-29 |
| CN107396000A (en) | 2017-11-24 |
| CN107396000B (en) | 2019-07-19 |
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