CN111999965A - Illumination sensing equipment for indoor photography and control method thereof - Google Patents
Illumination sensing equipment for indoor photography and control method thereof Download PDFInfo
- Publication number
- CN111999965A CN111999965A CN202010941826.3A CN202010941826A CN111999965A CN 111999965 A CN111999965 A CN 111999965A CN 202010941826 A CN202010941826 A CN 202010941826A CN 111999965 A CN111999965 A CN 111999965A
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- China
- Prior art keywords
- illumination
- photography
- sensor
- illumination sensor
- wireless mesh
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention discloses an illumination sensing device for indoor photography and a control method thereof, wherein the illumination sensing device is used for solving the problems of complicated operation of photography and light measurement and low accuracy. The light of the photographic lamp is used as the input of the illumination sensor, the data collected by the illumination sensor is compared with the preset data in the upper computer so as to regulate and control the photographic lamp, and the adjusted light acts on the illumination sensor again, so that a cycle is formed until the actual data is the same as the preset data. By adopting the mode, the manual operation steps can be reduced, and the photometric accuracy is improved.
Description
Technical Field
The invention relates to the technical field of indoor photography, in particular to illumination sensing equipment for indoor photography and a control method thereof.
Background
A successful photograph is not only obtained by skilled photography, but also requires attention to the conception and composition of the external intrinsic manifestations. One of the important factors affecting the appearance of a scene is exposure, and in order to obtain proper exposure, photometry is often performed before photographing.
Current film studio photometry can only artifically pass through hand-held type illuminometer and gather, sets for the shooting parameter according to the result, then watches the effect through the sample of taking a trial photograph, and this process needs the photographer to carry out a lot of light modulation, gather many times, many times trial photograph usually can obtain the satisfactory photo of an exposure. The method is complex to operate, and result errors are easily caused due to the influence of human factors during photometry.
Disclosure of Invention
In order to simplify manual operation steps in photometry and obtain a more accurate photometric result, the present invention provides an illumination sensing apparatus for indoor photography and a control method thereof.
The technical scheme adopted by the invention for solving the problems is as follows:
the utility model provides a light sensing equipment for indoor photography, includes at least one photography luminaire, its characterized in that, the photography luminaire is connected with the photography luminaire controller that is used for controlling photography luminaire illumination intensity and illumination direction, still includes at least one illumination sensor and one is used for controlling the host computer that the photography luminaire controller was opened and close, illumination sensor and photography luminaire controller all with host computer connects.
Further, the illumination sensor and the camera lamp controller are connected with the upper computer through a wireless MESH network.
Furthermore, the illumination sensor is connected with an SOC chip of a built-in wireless MESH protocol stack or connected with the MCU and the radio frequency chip to realize the joining or the disconnection of the wireless MESH network.
Further, the wireless MESH includes WIFI, bluetooth or Zigbee.
Further, the upper computer can also display the reading of the illumination sensor.
A control method of a light sensing apparatus for indoor photography, comprising:
s1, presetting an illumination effect model in the upper computer;
s2, arranging the illumination sensor on the surface of the shot object;
s3, starting a photography lamp and an illumination sensor;
s4, acquiring illumination data by an illumination sensor;
s5, comparing the illumination data collected in the step S4 with the illumination effect model preset in the step S1;
s6, adjusting the illumination intensity and/or illumination direction of the photography lamp according to the comparison result of the step S5;
and S7, repeating the steps S4-S6 until the illumination data collected in the step S4 is the same as the illumination effect model preset in the step S1.
Further, step S3 further includes the camera lamp controller and the illumination sensor searching for and accessing to the wireless MESH network where the upper computer is located.
Compared with the prior art, the invention has the following beneficial effects:
1. the illumination sensor can be directly fixed on the surface of the shot object, so that the illumination data acquired by the illumination sensor is more accurate; due to the fact that the position of the illumination sensor is fixed, data errors caused by measurement position deviation due to handheld operation can be avoided when data are collected for multiple times;
2. an illumination effect model is preset in the upper computer to serve as a comparison prototype, and a comparison mechanism in the upper computer is adopted for comparison so as to avoid comparison errors caused by artificial feeling;
3. the photography luminaire controller can adjust the illumination intensity and the illumination direction of the photography luminaire according to the actual collected data and the comparison result of the preset illumination effect model, and real-time comparison is carried out through real-time data collection of the illumination sensor, so that the photometric result is more accurate, manual dimming is not needed, and the labor intensity of photographers is reduced.
Drawings
FIG. 1 is a schematic structural view of example 1 of the present invention;
FIG. 2 is a schematic diagram of a wireless MESH network according to the present invention;
FIG. 3 is a flow chart of the method of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1, an illumination sensing device for indoor photography includes at least one photography lamp, the photography lamp is connected with a photography lamp controller for controlling illumination intensity and illumination direction of the photography lamp, and also includes at least one illumination sensor and an upper computer for controlling the start and stop of the photography lamp controller, and the illumination sensor and the photography lamp controller are both connected with the upper computer.
In this embodiment, the host computer can also show the reading of illumination sensor, is convenient for look over illumination data in real time.
As shown in fig. 3, a control method of a light sensing apparatus for indoor photography, includes:
s1, presetting an illumination effect model in the upper computer;
s2, arranging the illumination sensor on the surface of the shot object;
s3, starting a photography lamp and an illumination sensor;
s4, acquiring illumination data by an illumination sensor;
s5, comparing the illumination data collected in the step S4 with the illumination effect model preset in the step S1;
s6, adjusting the illumination intensity and/or illumination direction of the photography lamp according to the comparison result of the step S5;
and S7, repeating the steps S4-S6 until the illumination data collected in the step S4 is the same as the illumination effect model preset in the step S1.
The invention adopts the illumination sensor to collect illumination data, the illumination sensor is arranged on the surface of the object to be shot, the actual data collected by the illumination sensor is compared with the preset data in the upper computer, the comparison result is used as the trigger signal of the photographic lamp controller to control the photographic lamp, and the illumination intensity or the illumination direction of the photographic lamp can be adjusted according to the comparison result; the adjusted light of the photographic lamp triggers the illumination sensor to collect illumination data, and the illumination data is collected and adjusted for multiple times until the actual data is the same as the preset data. The equipment and the method are adopted for photometry, the preset value is fixed, so the comparison result can be more accurate, the adjustment of the photographic lamp is controlled by the photographic lamp controller, the steps of manual operation can be reduced, the labor cost is saved, and the data error caused by manual operation is reduced.
Example 2
In addition to embodiment 1, as shown in fig. 2, this embodiment will be described by taking 2 illumination sensors and 2 photography lamps as an example. The illumination sensor and the camera lamp controller are connected with the upper computer through a wireless MESH network. The camera lamp controller adopts a wireless MESH controller, the illumination sensor is connected with an SOC chip with a built-in wireless MESH protocol stack to realize the connection or disconnection of a wireless MESH network, and the mode has the advantages of quick realization, low cost and high reliability, for example, a Bluetooth MESH scheme can adopt nrf52 series chips of nordic company, and a WIFI MESH scheme can adopt ESP32 series chips of Lexin company. In addition, the method can be realized by adopting a general MCU processor and a special radio frequency chip, and the method has the advantage that the system resources are richer, for example, the method can be realized by adopting STM32 series MCU plus WIFI/Bluetooth special chips. After the SOC or the MCU is powered on, the special wireless MESH network is automatically searched and tried to be added, and after the special wireless MESH network is successfully added, the communication with the upper computer can be realized through a special communication protocol. In addition, the SOC or the MCU, the illumination sensor and related circuits can be arranged on one PCB, the whole size meets the requirements of the wearable device, and the LED light source can be conveniently arranged on the surface of an object. Besides using bluetooth and WIFI, it can also be through Zigbee mode.
Due to the adoption of wireless connection, in step S3, the camera lamp controller and the illumination sensor need to be added to search for and access the wireless MESH network where the upper computer is located, so that the illumination sensor and the wireless MESH controller can normally communicate with the upper computer.
Claims (7)
1. The utility model provides a light sensing equipment for indoor photography, includes at least one photography luminaire, its characterized in that, the photography luminaire is connected with the photography luminaire controller that is used for controlling photography luminaire illumination intensity and illumination direction, still includes at least one illumination sensor and one is used for controlling the host computer that the photography luminaire controller was opened and close, illumination sensor and photography luminaire controller all with host computer connects.
2. The illumination sensing device of claim 1, wherein the illumination sensor and the camera light controller are connected to the host computer through a wireless MESH network.
3. The illumination sensing device according to claim 2, wherein the illumination sensor is connected to an SOC chip with a built-in wireless MESH protocol stack or connected to the MCU and the rf chip to enable or disable a wireless MESH network.
4. The illumination sensing device of claim 3, wherein the wireless MESH comprises WIFI, Bluetooth or Zigbee.
5. The illumination sensing device of claim 1, wherein the host computer is further capable of displaying the illumination sensor reading.
6. A control method of a light sensing apparatus for indoor photography, characterized by comprising:
s1, presetting an illumination effect model in the upper computer;
s2, arranging the illumination sensor on the surface of the shot object;
s3, starting a photography lamp and an illumination sensor;
s4, acquiring illumination data by an illumination sensor;
s5, comparing the illumination data collected in the step S4 with the illumination effect model preset in the step S1;
s6, adjusting the illumination intensity and/or illumination direction of the photography lamp according to the comparison result of the step S5;
and S7, repeating the steps S4-S6 until the illumination data collected in the step S4 is the same as the illumination effect model preset in the step S1.
7. The method as claimed in claim 6, wherein the step S3 further includes the photo controller and the photo sensor searching and accessing the wireless MESH network where the upper computer is located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010941826.3A CN111999965A (en) | 2020-09-09 | 2020-09-09 | Illumination sensing equipment for indoor photography and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010941826.3A CN111999965A (en) | 2020-09-09 | 2020-09-09 | Illumination sensing equipment for indoor photography and control method thereof |
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| CN111999965A true CN111999965A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010941826.3A Pending CN111999965A (en) | 2020-09-09 | 2020-09-09 | Illumination sensing equipment for indoor photography and control method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942076A (en) * | 1973-12-26 | 1976-03-02 | Polaroid Corporation | Photographic remote slave flash apparatus |
| CN102305381A (en) * | 2011-07-07 | 2012-01-04 | 电子科技大学 | Lamplight-daylight hybrid integrated intelligent lighting system and control method thereof |
| CN108875464A (en) * | 2017-05-16 | 2018-11-23 | 南京农业大学 | A kind of light music control system and control method based on three-dimensional face Emotion identification |
| US20190230271A1 (en) * | 2018-01-23 | 2019-07-25 | Canon Kabushiki Kaisha | Image pickup apparatus controlling flashes, and control method therefor |
-
2020
- 2020-09-09 CN CN202010941826.3A patent/CN111999965A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942076A (en) * | 1973-12-26 | 1976-03-02 | Polaroid Corporation | Photographic remote slave flash apparatus |
| CN102305381A (en) * | 2011-07-07 | 2012-01-04 | 电子科技大学 | Lamplight-daylight hybrid integrated intelligent lighting system and control method thereof |
| CN108875464A (en) * | 2017-05-16 | 2018-11-23 | 南京农业大学 | A kind of light music control system and control method based on three-dimensional face Emotion identification |
| US20190230271A1 (en) * | 2018-01-23 | 2019-07-25 | Canon Kabushiki Kaisha | Image pickup apparatus controlling flashes, and control method therefor |
Non-Patent Citations (1)
| Title |
|---|
| 杨礼康等: "用于自动拍摄的转台装置研制 ", 《机电工程》 * |
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Application publication date: 20201127 |