CN109167932B - Photographic light control system - Google Patents
Photographic light control system Download PDFInfo
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- CN109167932B CN109167932B CN201811256278.XA CN201811256278A CN109167932B CN 109167932 B CN109167932 B CN 109167932B CN 201811256278 A CN201811256278 A CN 201811256278A CN 109167932 B CN109167932 B CN 109167932B
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- 230000006854 communication Effects 0.000 claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000013507 mapping Methods 0.000 claims description 9
- 230000003993 interaction Effects 0.000 claims description 8
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000005375 photometry Methods 0.000 claims description 2
- 229910052724 xenon Inorganic materials 0.000 claims 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims 1
- 206010019909 Hernia Diseases 0.000 description 4
- 230000011514 reflex Effects 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005538 encapsulation 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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- 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
- H04N23/71—Circuitry for evaluating the brightness variation
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Abstract
The invention relates to the technical field of shooting and provides a photographic light control system, which comprises a control device, at least one photographic device and at least one flash device, wherein the control device is in radio frequency communication with the photographic device and the flash device respectively, the photographic device detects light intensity information of an external environment and sends the light intensity information to the control device, the control device receives the light intensity information sent by the photographic device and generates a flash parameter control instruction according to the light intensity information and sends the flash parameter control instruction to the flash device, the flash parameter control instruction comprises a target light output quantity, and the flash device adjusts the local light output quantity to the target light output quantity according to the flash parameter control instruction, so that the automatic control of the light output quantity of the flash device is realized, namely the automatic adjustment of the brightness of the shooting environment is realized, the brightness adjustment efficiency is improved without manual work, and the labor cost is reduced.
Description
Technical Field
The invention belongs to the technical field of shooting, and particularly relates to a photographic light control system.
Background
With the development of the socioeconomic level, the requirements of people on the photographic quality are higher and higher, and the photographic technology is also greatly developed.
In the prior art, when a photo with higher quality requirement is taken, a flash lamp generally exists in a taking site, a photographer adjusts the flash lamp according to the brightness of the taking environment to change the brightness of the taking environment, so that the light intensity of the environment can reach the taking requirement, and the taking site can have more than one flash lamp, so that the photographer needs to adjust one by one, and therefore, the problem of long adjusting time and high labor cost exists in a mode of manually adjusting the flash lamp.
Disclosure of Invention
In view of the above, the embodiment of the invention provides a photographic light control system, which aims to solve the problems of long adjusting time and high labor cost in the manual adjustment of a flash lamp in the prior art.
The embodiment of the invention provides a photographic light control system, which comprises a control device, at least one photographic device and at least one flash device;
The control device is in radio frequency communication with the photographing device and the flash device respectively;
the photographing device detects light intensity information of an external environment and sends the light intensity information to the control device;
The control device receives the light intensity information sent by the photographic device, generates a flash parameter control instruction according to the light intensity information and sends the flash parameter control instruction to the flash device, wherein the flash parameter control instruction comprises a target light output quantity;
and the flash device adjusts the local light output quantity to the target light output quantity according to the flash parameter control instruction.
In one embodiment, the photographing apparatus includes a photographing module and a first radio frequency signal transmitting module;
The first radio frequency signal transmitting module is connected with the photographing module;
the photographing module detects the light intensity information and sends the light intensity information to the control device through the first radio frequency signal transmitting module.
In one embodiment, the photography module comprises a camera provided with a hot shoe.
In one embodiment, the first radio frequency signal transmission module comprises a first radio frequency signal transmitter.
In one embodiment, the control device comprises a first control module, a second radio frequency signal transmitting module and a first radio frequency signal receiving module;
The first control module is respectively connected with the second radio frequency signal transmitting module and the first radio frequency signal receiving module;
the first radio frequency signal receiving module receives the light intensity information sent by the photographic device and forwards the light intensity information to the first control module;
the first control module searches the light output quantity corresponding to the light intensity information as the target light output quantity; and packaging the target light output quantity, generating the flash parameter control instruction, and sending the flash parameter control instruction to the flash device through the second radio frequency signal transmitting module.
In one embodiment, the first control module obtains a signal strength corresponding to each frequency point included in a preset radio frequency band, and sends a frequency point value with the highest signal strength to the second radio frequency signal transmitting module, so that the second radio frequency signal transmitting module modulates the frequency of the flash parameter control instruction to the frequency point value.
In one embodiment, the control device further comprises a man-machine interaction module connected with the first control module;
The man-machine interaction module acquires a shooting scene input by a user and sends the shooting scene to the first control module;
the first control module searches the light intensity information and the light output quantity corresponding to the shooting scene as target light output quantity.
In one embodiment, the flash device comprises a second control module, a second radio frequency signal receiving module, a flash module and a switching power supply module;
The second control module is respectively connected with the second radio frequency signal receiving module and the switching power supply module, and the switching power supply module is connected with the flash lamp module;
The second control module receives a flash parameter control instruction sent by the control device through the second radio frequency signal receiving module;
The second control module adjusts the light output quantity of the flash lamp module to the target light output quantity by adjusting the output voltage of the switching power supply module.
In one embodiment, the flash module comprises a hernia lamp.
In one embodiment, the second radio frequency signal receiving module comprises a second radio frequency signal receiver.
Compared with the prior art, the embodiment of the invention has the beneficial effects that: the photographic device in the embodiment of the invention receives the detected light intensity and sends the detected light intensity to the control device through radio frequency communication, the control device generates a flash parameter control instruction containing the gaze output quantity according to the light intensity and sends the flash parameter control instruction to the flash device based on the radio frequency communication, and the flash device adjusts the local light output quantity to the target light output quantity according to the flash parameter control instruction, so that the automatic remote control of the light output quantity of the flash device is realized, namely the automatic remote adjustment of the brightness of the photographic environment is realized, the manual operation is not needed, the brightness adjustment efficiency is improved, and the labor cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a photographic light control system according to one embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a photographic light control system according to another embodiment of the present invention.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, the technical solutions in the embodiments of the present invention are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The implementation of the invention is described in detail below with reference to the specific drawings:
fig. 1 shows a module structure of a photographic light control system according to an embodiment of the present invention, and for convenience of explanation, only parts related to the embodiment of the present invention are shown in detail as follows:
As shown in fig. 1, a photographic light control system 100 according to an embodiment of the present invention includes a control device 110, at least one photographic device 120, and at least one flash device 130.
The control device 110 is in radio frequency communication with the camera device 120 and the flash device 130, respectively.
The photographing device 120 detects light intensity information of the external environment and transmits the light intensity information to the control device 110.
The control device 110 receives the light intensity information sent by the photographing device 120, and generates a flash parameter control command according to the light intensity information, and sends the flash parameter control command to the flash device 130, wherein the flash parameter control command comprises a target light output quantity.
The flash device 130 adjusts the local light output to the target light output according to the flash parameter control instruction.
In this embodiment, each photographing device sends light intensity information to the control device through radio frequency communication, so that multi-angle light measurement is achieved, the control device obtains overall light intensity of an external environment according to all the light intensity information, and obtains target light output quantity corresponding to each flashing device corresponding to the overall light intensity, so that each flashing device adjusts local light output quantity to target light output quantity, comprehensive light distribution and comprehensive control of the flashing devices are achieved, automatic adjustment of the flashing lamps is achieved, and the problem that parameters such as flash index color temperature cannot be adjusted due to the fact that the number of people photographed each time is different, the number of photographing devices used is different, and the number of times and time of photographing are different is effectively solved.
In this embodiment, a time division multiple access mode is adopted to generate a flash parameter control instruction according to the light intensity information and send the flash parameter control instruction to the flash device, and because the real-time performance requirement for controlling the flash device is very high, the first control module adopts the time division multiple access mode to break up the transaction to be processed, and distributes the transaction to be processed in each time slice for execution, thereby ensuring the real-time performance of communication.
In this embodiment, the control device, the photographic device and the flash device form an intelligent network in real time through radio frequency communication, the network is formed by adopting an MSTP (Multi-ServiceTransferPlatform, multiple spanning tree protocol) platform, and based on SDH (Synchronous DIGITAL HIERARCHY) transmission technology, GFP (GENERIC FRAMING Procedure) encapsulation is adopted, the transmission protocol is transparent, the physical layer is isolated, the bandwidth is ensured, a layer of point-to-point data dedicated line service is provided, the service is an end-to-end dedicated management bandwidth service, the high flexibility and the highest physical layer network security function are possessed, the control of the dedicated network multipoint flash device is realized, the photographic device is subjected to Multi-terminal and Multi-angle automatic photometric exposure, and the photographic quality and quality are greatly improved.
In this embodiment, the light intensity detected by the photographing device is sent to the control device through radio frequency communication, the control device generates a flash parameter control instruction including a gaze output according to the light intensity, and sends the flash parameter control instruction to the flash device based on radio frequency communication, the flash device adjusts the local light output to a target light output according to the flash parameter control instruction, so that automatic control of the light output of the flash device is realized, that is, automatic adjustment of brightness of a photographing environment is realized, manual operation is not required, brightness adjustment efficiency is improved, and labor cost is reduced.
As shown in fig. 2, in one embodiment of the present invention, the photographing apparatus 120 includes a photographing module 20 and a first rf signal transmitting module 21.
The first rf signal transmitting module 21 is connected to the photographing module 20.
The photographing module 20 detects the light intensity information and transmits the light intensity information to the control device 110 through the first rf signal transmitting module 21.
In one embodiment of the invention, the photography module 20 comprises a camera provided with a hot shoe.
In one embodiment of the present invention, the first radio frequency signal transmitting module 21 comprises a first radio frequency signal transmitter.
In this embodiment, the first radio frequency signal transmitter communicates with the camera through a hot shoe on the camera.
The camera is a single-lens reflex camera, and the lens of the single-lens reflex camera can detect the light intensity information of the external environment where the single-lens reflex camera is located.
In one embodiment of the present invention, the control device includes a first control module 10, a second radio frequency signal transmitting module 11, and a first radio frequency signal receiving module 12.
The first control module 10 is connected with the second radio frequency signal transmitting module 11 and the first radio frequency signal receiving module 12 respectively.
The first rf signal receiving module 12 receives the light intensity information sent by the photographing device 120, and forwards the light intensity information to the first control module 10.
The first control module 10 searches the light output amount corresponding to the light intensity information as the target light output amount. The target light output is packaged, a flash parameter control instruction is generated, and the flash parameter control instruction is transmitted to the flash device 130 through the second radio frequency signal transmitting module 11.
In this embodiment, the first control module includes a micro control unit (Microcontroller Unit, MCU).
In this embodiment, the first control module may further include a memory card, which may be used to store data.
In this embodiment, the second radio frequency signal transmitting module includes a second radio frequency signal transmitter.
In this embodiment, the first rf signal receiving module includes a first rf signal receiver.
In this embodiment, the first control module receives the light intensity information sent by each photographing device through the first rf signal receiving module, and calculates the overall light intensity of the photographing environment according to the light intensity information of each photographing device, for example, an average value of all the light intensity information is used as the overall environment light intensity, and the light output of each flash device corresponding to the overall environment light intensity is searched from a preset mapping table and used as the target light output of each flash device. And packaging the target light output quantity according to a preset communication format, generating a flash parameter control instruction, and sending the flash parameter control instruction to a flash device through a second radio frequency signal transmitting module.
In one embodiment, the target light output of each flash device may be obtained by obtaining a preset mapping relationship after calculating the overall ambient light intensity of the shooting environment, and substituting the overall ambient light intensity into the preset mapping relationship.
In one embodiment of the present invention, the first control module 10 obtains the signal strength corresponding to each frequency point included in the preset radio frequency band, and sends the frequency point value with the highest signal strength to the second radio frequency signal transmitting module, so that the second radio frequency signal transmitting module modulates the frequency of the flash parameter control instruction to the frequency point value.
In this embodiment, the preset radio frequency band is ISM2.4G frequency bands, the frequency bands are free, and many products on the market use the frequency bands to perform radio frequency communication, so in order to avoid interference of communication, a flash device cannot be timely and correctly controlled, a frequency band detection means is adopted to obtain the signal intensity of each frequency point included in the preset radio frequency band, the frequency point value with the highest signal intensity is sent to the second radio frequency signal transmitting module, so that the second radio frequency signal transmitting module modulates the communication frequency to the frequency point value, the flash device and the control terminal perform remote radio frequency communication based on the frequency points, and therefore when the communication quality of a certain frequency point of the frequency band is poor, the control terminal adjusts to the frequency point with better signal quality to start to communicate with the flash device, and the influence of noise and interference signals is reduced.
In one embodiment, the control device may also adopt a frequency band detection means in the radio frequency communication process with the flash device, when the first control module detects that the signal intensity of the frequency point in the current communication is lower than a certain value, the signal intensity of other frequency points is obtained, and the frequency point value with the highest signal intensity is sent to the second radio frequency signal transmitting module, so that the second radio frequency signal transmitting module modulates the communication frequency to the frequency point value, the communication quality is ensured, and the situation that the flash device cannot be successfully controlled to flash due to poor communication quality is avoided.
In one embodiment of the present invention, the control device 110 further includes a man-machine interaction module 13 connected to the first control module.
The man-machine interaction module 13 acquires a photographing scene input by a user and transmits the photographing scene to the first control module 10.
The first control module 10 searches the light intensity information and the light output amount corresponding to the photographing scene as the target light output amount.
In this embodiment, the man-machine interaction module includes a touch display screen.
In this embodiment, different photographic scenes have different requirements on the shooting environment, that is, different requirements on the light intensity of the environment, for example, the shooting portraits and the shooting night advertisement have different requirements on the light intensity of the environment.
In this embodiment, the man-machine interaction module obtains a photographic scene input by a user, and sends the photographic scene to the first control module, the first control module obtains a light intensity and light output mapping table corresponding to the photographic scene input by the user, performs comprehensive photometry according to light intensity information sent by each photographic device, calculates the overall light intensity of the environment, and obtains the target light output of each flash device corresponding to the overall light intensity of the environment in the light intensity and light output mapping table corresponding to the photographic scene.
The light intensity and light output quantity mapping table is the overall light intensity of various common environments obtained by related personnel through practice and the corresponding target light output quantity of each flash device, so that the light intensity of the shooting environment is ensured, and the quality of the shot image is higher.
In one embodiment of the present invention, the flash device 130 includes a second control module 30, a second radio frequency signal receiving module 31, a flash module 32, and a switching power supply module 33.
The second control module 30 is connected to the second rf signal receiving module 31 and the switching power supply module 33, respectively, and the switching power supply module 33 is connected to the flash module 32.
The second control module 30 receives the flash parameter control command sent by the control device through the second radio frequency signal receiving module 31.
The second control module 30 adjusts the light output amount of the flash module 32 to the target light output amount by adjusting the output voltage of the switching power supply module 33.
In one embodiment of the invention, the flash module 32 comprises a hernia lamp.
In this embodiment, the number of the hernia lamps included in the flash module may be multiple, for example, 2, and by controlling the hernia lamps included in one flash module at the same time, the control device does not need to communicate with multiple flash devices, so that the light adjustment efficiency is improved.
In one embodiment of the present invention, the second radio frequency signal receiving module 31 includes a second radio frequency signal receiver.
In one embodiment, the structure of the switching power supply module is a flyback topology.
In one embodiment, the second control module also includes a micro control unit and a memory card.
In one embodiment, the flash device further includes an SPI interface (SERIAL PERIPHERAL INTERFACE ) module connected to the second control module and the flash module, respectively.
In this embodiment, the second control module outputs a PWM (pulse width modulation) signal to the flash module through the SPI interface module.
In this embodiment, the second control module in each flash device receives the flash parameter control instruction sent by the control device through the second radio frequency signal receiving module, analyzes the flash parameter control instruction, extracts the target light output quantity, obtains the duty ratio and the output voltage of the switching power supply module based on the preset flash parameter mapping relation, and adjusts the light output quantity of the flash lamp module by adjusting the output voltage of the switching power supply module and the duty ratio of the PWM signal, so that the adjusted light output quantity of the flash lamp module is the target light output quantity, thereby realizing the control of the light output quantity of the flash device, that is, the control of the light emitting brightness.
Wherein the switching power supply module is based on push-pull mode of two groups of MOSFET switches.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (9)
1. A photographic light control system, comprising a control device, at least one photographic device and at least one flash device;
The control device is in radio frequency communication with the photographing device and the flash device respectively;
the photographing device detects light intensity information of an external environment and sends the light intensity information to the control device;
The control device receives the light intensity information sent by the photographic device, generates a flash parameter control instruction according to the light intensity information and sends the flash parameter control instruction to the flash device, wherein the flash parameter control instruction comprises a target light output quantity;
the flash device adjusts the local light output quantity to the target light output quantity according to the flash parameter control instruction;
the control device also comprises a first control module and a man-machine interaction module connected with the first control module;
The man-machine interaction module acquires a shooting scene input by a user and sends the shooting scene to the first control module;
The first control module searches the light intensity information and the light output quantity corresponding to the shooting scene as target light output quantity, and comprises the following steps: the first control module obtains a mapping table of light intensity and light output quantity corresponding to a photographic scene input by a user, performs comprehensive photometry according to light intensity information sent by each photographic device, calculates the overall light intensity of the environment, and obtains the target light output quantity of each flash device corresponding to the overall light intensity of the environment from the mapping table of light intensity and light output quantity corresponding to the photographic scene.
2. A photographic light control system as defined in claim 1, wherein the photographic device comprises a photographic module and a first rf signal transmission module;
The first radio frequency signal transmitting module is connected with the photographing module;
the photographing module detects the light intensity information and sends the light intensity information to the control device through the first radio frequency signal transmitting module.
3. A photographic light control system as in claim 2, wherein the photographic module comprises a camera provided with a hot shoe.
4. A photographic light control system as in claim 2, wherein the first rf signal transmission module comprises a first rf signal transmitter.
5. A photographic light control system as defined in claim 1, wherein the control device further comprises a second rf signal transmitting module and a first rf signal receiving module;
The first control module is respectively connected with the second radio frequency signal transmitting module and the first radio frequency signal receiving module;
the first radio frequency signal receiving module receives the light intensity information sent by the photographic device and forwards the light intensity information to the first control module;
The first control module is further configured to package the target light output, generate the flash parameter control instruction, and send the flash parameter control instruction to the flash device through the second radio frequency signal transmitting module.
6. The photographic light control system of claim 5, wherein the first control module obtains a signal strength corresponding to each frequency point included in a preset radio frequency band, and sends a frequency point value with a highest signal strength to the second radio frequency signal transmitting module, so that the second radio frequency signal transmitting module modulates the frequency of the flash parameter control instruction to the frequency point value.
7. The photographic light control system of claim 1, wherein the flash device comprises a second control module, a second radio frequency signal receiving module, a flash module, and a switching power supply module;
The second control module is respectively connected with the second radio frequency signal receiving module and the switching power supply module, and the switching power supply module is connected with the flash lamp module;
The second control module receives a flash parameter control instruction sent by the control device through the second radio frequency signal receiving module;
The second control module adjusts the light output quantity of the flash lamp module to the target light output quantity by adjusting the output voltage of the switching power supply module.
8. A photographic light control system as in claim 7, wherein the flash module comprises a xenon lamp.
9. A photographic light control system as in claim 7, wherein the second rf signal receiving module comprises a second rf signal receiver.
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| CN201811256278.XA CN109167932B (en) | 2018-10-26 | 2018-10-26 | Photographic light control system |
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| CN201811256278.XA CN109167932B (en) | 2018-10-26 | 2018-10-26 | Photographic light control system |
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| CN109922262A (en) * | 2019-03-15 | 2019-06-21 | 深圳市奥德兰科技有限公司 | A kind of intelligent photographic light control system |
| CN110113538B (en) * | 2019-06-12 | 2021-07-16 | 北京百度网讯科技有限公司 | Intelligent shooting equipment, intelligent control method and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012199804A (en) * | 2011-03-22 | 2012-10-18 | Canon Inc | Image processor and image processing method |
| CN105812673A (en) * | 2014-12-31 | 2016-07-27 | 富泰华工业（深圳）有限公司 | Flash lamp control system and method |
| CN106060417A (en) * | 2016-06-24 | 2016-10-26 | 广东欧珀移动通信有限公司 | Flashlight control method and terminal |
| CN205945972U (en) * | 2016-08-16 | 2017-02-08 | 深圳市神牛摄影器材有限公司 | Wireless remote control flash light and control system thereof |
-
2018
- 2018-10-26 CN CN201811256278.XA patent/CN109167932B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012199804A (en) * | 2011-03-22 | 2012-10-18 | Canon Inc | Image processor and image processing method |
| CN105812673A (en) * | 2014-12-31 | 2016-07-27 | 富泰华工业（深圳）有限公司 | Flash lamp control system and method |
| CN106060417A (en) * | 2016-06-24 | 2016-10-26 | 广东欧珀移动通信有限公司 | Flashlight control method and terminal |
| CN205945972U (en) * | 2016-08-16 | 2017-02-08 | 深圳市神牛摄影器材有限公司 | Wireless remote control flash light and control system thereof |
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