CN104580928A - Camera shooting light fill-in method and device - Google Patents
Camera shooting light fill-in method and device Download PDFInfo
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- CN104580928A CN104580928A CN201510046954.0A CN201510046954A CN104580928A CN 104580928 A CN104580928 A CN 104580928A CN 201510046954 A CN201510046954 A CN 201510046954A CN 104580928 A CN104580928 A CN 104580928A
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- 238000005286 illumination Methods 0.000 claims description 27
- 230000008859 change Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
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- 230000008878 coupling Effects 0.000 description 2
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- 230000005855 radiation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
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 invention is applicable to the field of camera shooting and provides a camera shooting light fill-in method and device. The camera shooting light fill-in method includes acquiring light source direction information of a camera shooting scene; adjusting irradiation direction of a rotatable fill-in light source according to the light source direction information of the scene to enable the direction of the light source of the scene to be uniform with the irradiation direction of the fill-in light source; shooting according to the adjusted fill-in light source. Light irradiated by the light source in the same direction can be obtained in the shooting scene, the irradiation light source of the shot objects is purer and shot pictures are clearer.
Description
Technical field
The invention belongs to field of photography, particularly relate to light compensation method and the device of the shooting of a kind of camera.
Background technology
Along with the rise of mobile intelligent terminal, on traditional communication function basis, smart mobile phone provides more and more abundanter function, and such as online obtains data, takes pictures or video, displaying video or music etc., for people's life brings great convenience.
When using camera to take, due to the insufficient light of scene, making the photo taken to occur under-exposure, easily causing image definition bad, affect photographic quality.Way general at present arranges light compensating lamp, while shooting, open light compensating lamp, to reach the object that comparison film carries out light filling.
By increasing light compensating lamp, the definition of camera pictures taken can be improved.But because the light source of different scene is different, when carrying out photograph taking, the possible light of light compensating lamp outgoing mixes mutually with the light of scene, is unfavorable for the definition improving photo.
Summary of the invention
The object of the present invention is to provide the light compensation method that a kind of camera is taken, to solve the light source difference of prior art due to different scene, when carrying out photograph taking, the possible light of light compensating lamp outgoing mixes mutually with the light of scene, is unfavorable for the problem of the definition improving photo.
The present invention is achieved in that the light compensation method that a kind of camera is taken, and described camera is provided with rotatable supplementary lighting sources, and described method comprises:
Obtain the light source direction information of camera photographed scene;
According to the light source direction information of described scene, adjust the direction of illumination of described rotatable supplementary lighting sources, make the direction of the light source of described scene consistent with the direction of illumination of described supplementary lighting sources;
Photograph taking is carried out according to the supplementary lighting sources after adjustment.
Another object of the present invention is to the light compensating apparatus providing a kind of camera to take, described camera is provided with rotatable supplementary lighting sources, and described device comprises:
Acquiring unit, for obtaining the light source direction information of camera photographed scene;
Light source direction adjustment unit, for the light source direction information according to described scene, adjusts the direction of illumination of described rotatable supplementary lighting sources, makes the direction of the light source of described scene consistent with the direction of illumination of described 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 direction information of described scene, the direction of illumination of adjustment supplementary lighting sources, make the direction of the light source of described scene consistent with the direction of described supplementary lighting sources, the light of the light source irradiation in same direction can be obtained under photographed scene, thus the radiation source of the object taken can be made more pure, photograph more clear photograph.
Accompanying drawing explanation
Fig. 1 is the realization flow figure of the light compensation method of the camera shooting that first embodiment of the invention provides;
Fig. 2 is the realization flow figure of the light compensation method of the camera shooting that second embodiment of the invention provides;
Fig. 3 is the realization flow figure of the light compensation method of the camera shooting that third embodiment of the invention provides;
The structural representation of the light compensating apparatus of the camera shooting that Fig. 4 provides for fourth embodiment of the invention.
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.
When the object of the embodiment of the present invention is to solve and takes pictures in prior art, because the possible light of photographed scene is more weak, the photo of clear picture can not be obtained, need to arrange light compensating lamp.And when light compensating lamp is set, because the direction of illumination of light compensating lamp often forms cross jamming with the available light of scene, make the photo taking out be subject to the impact of multiple light source, and single light source can not be obtained when taking, the light source direction obtained clearly photo.
For overcoming the problems referred to above, the present invention proposes the light compensation method of a kind of camera shooting, described camera is provided with rotatable supplementary lighting sources, and described method comprises: the light source direction information obtaining camera photographed scene; According to the light source direction information of described scene, adjust the direction of illumination of described rotatable supplementary lighting sources, make the direction of the light source of described scene consistent with the direction of illumination of described supplementary lighting sources; Photograph taking is carried out according to the supplementary lighting sources after adjustment.
By obtaining the light source direction information of camera place scene, and according to the light source direction information of described scene, the direction of illumination of adjustment supplementary lighting sources, make the direction of the light source of described scene consistent with the direction of described supplementary lighting sources, thus photographed scene can be made can to obtain the light of the light source irradiation in same direction, thus the radiation source of the object taken can be made more pure, photograph more clear photograph.Specifically be described below in conjunction with accompanying drawing.
Embodiment one:
Fig. 1 shows the realization flow of the light compensation method of the camera shooting that first embodiment of the invention provides, and details are as follows:
In step S101, obtain the light source direction information of camera photographed scene.
Concrete, described camera is provided with rotatable supplementary lighting sources.With traditional camera shooting terminal unlike, described supplementary lighting sources can need Arbitrary Rotation according to shooting, and described supplementary lighting sources connects CD-ROM drive motor, automatically rotates when receiving driving instruction.
Obtain the light source direction information of described camera photographed scene, can in conjunction with the operation information acquisition of user.The light source direction information of scene such as can be inputted by user.
Described user inputs the light source direction information of scene, can comprise two kinds of modes:
Mode one: receive user input light source direction confirm instruction time, according to present terminal towards determining described light source direction information;
Mode two: the numerical information receiving the light source direction information of user's input.
Wherein, when user holds camera shooting terminal, the position of described camera shooting terminal can be changed in mode one, make the direction of camera shooting terminal consistent with the direction of scene light source.Described camera shooting terminal is consistent with the direction of the light source of scene, can be direction, the screen plane of camera shooting terminal and the light ray parallel of scene light source of the upper end aligning scene light source of light source.
Such as, for scene when indoor, only need camera shooting terminal, as the position of the upper end alignment light source of mobile phone, and equality is in light source to the straight line of camera shooting terminal, and when this position, user is by after determining, namely obtains the light source information of scene.
For the second way, if user can in conjunction with the aspect sensor in camera shooting terminal, the angle information of light source can be inputted, described camera shooting terminal is according to self-contained direction sensor, such as detect the transducer in direction, all directions, thus the position of light source relative to camera shooting terminal can be determined.
The light source of described photographed scene, includes but not limited to the light source such as sunlight, incandescent lamp.
In step s 102, according to the light source direction information of described scene, adjust the direction of illumination of described rotatable supplementary lighting sources, make the direction of the light source of described scene consistent with the direction of illumination of described supplementary lighting sources.
Concrete, the light source direction information of described scene, after receiving direction value information, is a value determined in step S101, unless again received the light source direction information of input.
When detecting that the position of described camera shooting terminal changes, as by GPS location, or detect that the position of camera shooting terminal changes by architecture, and the value of change in location is greater than default threshold value, when such as can be set as 100 meters, then need the positional information again obtaining light source.
Be understandable that, according to the time value obtaining light source direction information, such as can also distinguish daylight hours and, when temporal information switches, prompting needs the directional information of the light source again obtaining scene the time in the evening.
In addition, when described camera shooting terminal comes back to the position preset, and in one day time, point value was identical time, the positional information of the light source prestored can be called, thus more intelligent light source direction information is provided.
In addition, described adjustment mode, according to the directional information of received light source, can calculate the angle needing to rotate, drives described motor automatically to adjust the direction of illumination of supplementary lighting sources automatically.
In step s 103, photograph taking is carried out according to the supplementary lighting sources after adjustment.
After have adjusted the irradiating angle of supplementary lighting sources, make the direction of illumination of supplementary lighting sources identical with scene light source direction of illumination, like this, the destination object of shooting is the irradiation of the light receiving single direction, make the light efficiency of the photo taken better, thus from other not specified interference, advantageously in raising image definition and photographic quality.
Embodiment two:
Fig. 2 shows the realization flow of the light filling of the camera shooting that second embodiment of the invention provides, and details are as follows:
In step s 201, described camera is provided with rotatable supplementary lighting sources, obtains the light source direction information of camera photographed scene.
Step S201 is substantially identical with the step S101 in embodiment one.
In step S202, receive the touch slip instruction of user's input, obtain the described sliding distance and glide direction that touch instruction of sliding.
Concrete, described sliding distance and glide direction, can obtain according to the time cycle of presetting, such as can after screen receives touch instruction, obtain every the time cycle of 0.5 second and touch the original position of instruction within this 0.5 second time and end position, a sliding distance and a glide direction is determined according to described original position and end position, and when often receiving a sliding distance and a glide direction, namely perform the rotation process of a supplementary lighting sources, thus make adjustment more accurate.
Certainly, also longer collection period can be set, or the starting point of whole slip instruction and end point are directly set as the sliding distance once adjusted and glide direction.
In step S203, touch the glide direction of instruction according to described slip, determine the direction of rotation of described supplementary lighting sources, touch the sliding distance of instruction according to described slip, determine the anglec of rotation of described supplementary lighting sources.
Wherein, the described sliding distance according to described touch instruction of sliding, determine that the anglec of rotation of described supplementary lighting sources is specially:
Determine that described slip touches the pixel number of instruction slip according to the described sliding distance touching instruction that slides;
According to the corresponding relation of each pixel and the anglec of rotation, search described slip and touch the anglec of rotation of supplementary lighting sources corresponding to instruction.
Such as, can set a pixel corresponding rotation angle is 1 degree, so according to the number of pixel apart between original position and end position, can adjust the position of rotation of supplementary lighting sources fast and accurately.
When the direction of illumination adjusting to described 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, carry out photograph taking 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, make the adjustment of supplementary lighting sources more accurately and reliably by the mode of double acknowledge, improve the quality of image taking further.
Embodiment three:
Fig. 3 shows the realization flow of the light compensation method of the camera shooting that third embodiment of the invention provides, and details are as follows:
In step S301, described camera is provided with rotatable supplementary lighting sources, obtains the light source direction information of camera photographed scene.
In step s 302, according to the light source direction information of described scene, adjust the direction of illumination of described rotatable supplementary lighting sources, make the direction of the light source of described scene consistent with the direction of illumination of described supplementary lighting sources.
In step S303, when the position of mobile terminal changes, the anglec of rotation of supplementary lighting sources described in corresponding speed governing.
In this step, after determining the directional information of described light source, in the process of taking pictures, inevitably there will be the change of the position of camera head, such as changing the operations such as an angle, in order to obtain shooting effect more flexibly, the direction of supplementary lighting sources of the present invention is along with the change of the position of camera shooting terminal, the direction of illumination of real-time change supplementary lighting sources, thus the direction of the direction of illumination of described supplementary lighting sources and scene light source is consistent always, improve the convenience of shooting.
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 in, the consistency of guarantee supplementary lighting sources that can be real-time and scene light source, thus improves the convenience of shooting, further improves image taking quality.
Embodiment four:
Fig. 4 shows the structural representation of the light compensating apparatus of the camera shooting that fourth embodiment of the invention provides, and details are as follows:
In the embodiment of the present invention, described camera is provided with rotatable supplementary lighting sources, and described device comprises:
Acquiring unit 401, for obtaining the light source direction information of camera photographed scene;
Light source direction adjustment unit 402, for the light source direction information according to described scene, adjusts the direction of illumination of described rotatable supplementary lighting sources, makes the direction of the light source of described scene consistent with the direction of illumination of described supplementary lighting sources;
Shooting unit 403, for carrying out photograph taking according to the supplementary lighting sources after adjustment.
Preferably, described light source direction adjustment unit comprises:
Command reception subelement, for receiving the touch slip instruction of user's input, obtains the described sliding distance and glide direction that touch instruction of sliding;
Rotation information determination subelement, for touching the glide direction of instruction according to described slip, determines the direction of rotation of described supplementary lighting sources, touches the sliding distance of instruction, determine the anglec of rotation of described supplementary lighting sources according to described slip.
Preferably, described rotation information determination subelement specifically for:
According to the described sliding distance touching instruction that slides, number of pixels determination module, for determining that described slip touches the pixel number of instruction slip;
Anglec of rotation determination module, for the corresponding relation according to each pixel and the anglec of rotation, searches described slip and touches the anglec of rotation of supplementary lighting sources corresponding to instruction.
Preferably, described acquiring unit is used for:
Receive the light source direction information of the scene of user's input.
Described in the embodiment of the present invention, the light compensating apparatus of camera shooting is corresponding with the light compensation method that the camera described in embodiment one, two, three is taken, and does not repeat at this.
In several embodiment provided by the present invention, should be understood that, disclosed apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a light compensation method for camera shooting, it is characterized in that, described camera is provided with rotatable supplementary lighting sources, and described method comprises:
Obtain the light source direction information of camera photographed scene;
According to the light source direction information of described scene, adjust the direction of illumination of described rotatable supplementary lighting sources, make the direction of the light source of described scene consistent with the direction of illumination of described supplementary lighting sources;
Photograph taking is carried out according to the supplementary lighting sources after adjustment.
2. method according to claim 1, it is characterized in that, the described light source direction information according to described scene, the direction of illumination step adjusting described rotatable supplementary lighting sources comprises:
Receive the touch slip instruction of user's input, obtain the described sliding distance and glide direction that touch instruction of sliding;
Touch the glide direction of instruction according to described slip, determine the direction of rotation of described supplementary lighting sources, touch the sliding distance of instruction according to described slip, determine the anglec of rotation of described supplementary lighting sources.
3. method according to claim 2, is characterized in that, describedly touches the sliding distance of instruction according to described slip, determines that the anglec of rotation of described supplementary lighting sources is specially:
Determine that described slip touches the pixel number of instruction slip according to the described sliding distance touching instruction that slides;
According to the corresponding relation of each pixel and the anglec of rotation, search described slip and touch the anglec of rotation of supplementary lighting sources corresponding to instruction.
4. method according to claim 1, it is characterized in that, the light source direction information Step of described acquisition camera photographed scene comprises:
Receive the light source direction information of the scene of user's input.
5. method according to claim 4, is characterized in that, the light source direction information Step of the scene of described reception user input comprises:
Receive user input light source direction confirm instruction time, according to present terminal towards determining described light source direction information, or;
Receive the numerical information of the light source direction information of user's input.
6. method according to claim 1, it is characterized in that, described method also comprises:
When the position of mobile terminal changes, the anglec of rotation of supplementary lighting sources described in corresponding speed governing.
7. a light compensating apparatus for camera shooting, it is characterized in that, described camera is provided with rotatable supplementary lighting sources, and described device comprises:
Acquiring unit, for obtaining the light source direction information of camera photographed scene;
Light source direction adjustment unit, for the light source direction information according to described scene, adjusts the direction of illumination of described rotatable supplementary lighting sources, makes the direction of the light source of described scene consistent with the direction of illumination of described supplementary lighting sources;
Shooting unit, for carrying out photograph taking according to the supplementary lighting sources after adjustment.
8. device according to claim 7, it is characterized in that, described light source direction adjustment unit comprises:
Command reception subelement, for receiving the touch slip instruction of user's input, obtains the described sliding distance and glide direction that touch instruction of sliding;
Rotation information determination subelement, for touching the glide direction of instruction according to described slip, determines the direction of rotation of described supplementary lighting sources, touches the sliding distance of instruction, determine the anglec of rotation of described supplementary lighting sources according to described slip.
9. device according to claim 8, is characterized in that, described rotation information determination subelement specifically for:
According to the described sliding distance touching instruction that slides, number of pixels determination module, for determining that described slip touches the pixel number of instruction slip;
Anglec of rotation determination module, for the corresponding relation according to each pixel and the anglec of rotation, searches described slip and touches the anglec of rotation of supplementary lighting sources corresponding to instruction.
10. device according to claim 7, it is characterized in that, described acquiring unit is used for:
Receive the light source direction information of the scene of user's input.
Priority Applications (2)
| 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 |
Applications Claiming Priority (1)
| 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 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| CN104580928A true CN104580928A (en) | 2015-04-29 |
| CN104580928B CN104580928B (en) | 2017-11-03 |
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| CN201510046954.0A Expired - Fee Related CN104580928B (en) | 2015-01-29 | 2015-01-29 | Light compensation method and device that a kind of camera is shot |
| 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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| 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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| CN108055402B (en) * | 2017-12-21 | 2021-01-08 | 维沃移动通信有限公司 | Shooting method and mobile terminal |
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| CN107948539A (en) * | 2015-04-30 | 2018-04-20 | 广东欧珀移动通信有限公司 | A kind of flash lamp control method and terminal |
| CN107948539B (en) * | 2015-04-30 | 2020-07-17 | Oppo广东移动通信有限公司 | Flash lamp control method and terminal |
| CN105141856A (en) * | 2015-09-18 | 2015-12-09 | 联想(北京)有限公司 | Illumination control method and device |
| CN106060506A (en) * | 2016-05-19 | 2016-10-26 | 深圳市金立通信设备有限公司 | Image processing method and terminal |
| WO2018000152A1 (en) * | 2016-06-27 | 2018-01-04 | 刘冬华 | Smartphone |
| CN112449119A (en) * | 2019-08-30 | 2021-03-05 | 中移物联网有限公司 | Shot object recognition equipment, method and device |
| CN115278099A (en) * | 2022-06-29 | 2022-11-01 | 广东小天才科技有限公司 | Light supplement lamp control method, terminal device and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104580928B (en) | 2017-11-03 |
| CN107396000B (en) | 2019-07-19 |
| CN107396000A (en) | 2017-11-24 |
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