Classifications

• • 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
  • G03B15/08—Trick photography
  • G03B15/10—Trick photography using back-projection, i.e. blending artificial background with real foreground
• • 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
  • G03B15/06—Special arrangements of screening, diffusing, or reflecting devices, e.g. in studio
  • G03B15/07—Arrangements of lamps in studios
• • 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
  • G03B21/00—Projectors or projection-type viewers; Accessories therefor
  • G03B21/10—Projectors with built-in or built-on screen
• • 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
  • G03B2206/00—Systems for exchange of information between different pieces of apparatus, e.g. for exchanging trimming information, for photo finishing

Definitions

• the present invention relates to the field of photography, and more particularly to a multifunctional digital studio system.
• the technical problem to be solved by the present invention is to provide a multifunctional digital studio system, which can realize a single studio scene change and a subject, in view of the single scene of the prior art studio and the defect of the fidelity of the photographing work. Effectively blends with the background image, thus enhancing the fidelity of the photography under the studio.
• the technical solution adopted by the present invention to solve the technical problem is: constructing a multifunctional digital studio system, comprising: a photographic image display device, a background curtain and a digital light control device; wherein the photographic image display device comprises: a scene storage module for storing a plurality of digital image scenes, a projection module for projecting at least one of the plurality of digital image scenes to the background screen to form a background image based on user instructions, and for photographing a photographing module of a subject in the background image; the digital light control device comprising: a light source for emitting a light that is illuminated to the subject, for adjusting a brightness of the light based on a user instruction to cause a light brightness control module that matches an ambient brightness around the object with a brightness of the background image, and a light for adjusting the light based on a user instruction to cause an ambient color around the object to be related to the background image A color-matching light color control module.
• the photographic image display device further includes And a mode selection module that selects an operation mode of the shooting module based on a user setting, where the shooting module includes a flash unit that emits a flash signal at a moment of photographing in the photographing mode.
• the photographic image display device further includes a flash signal detector for receiving the flash signal and adjusting the operation mode based on the flash signal A mode brightness control module for brightness of the background picture generated by the projection module.
• the mode brightness control module includes:
• a photographing initial brightness control unit configured to control the projection module to generate the background image with a first brightness before the photographing module is in a photographing mode but does not receive the flash signal
• a photographing instant brightness control unit after the photographing module is in a photographing mode and receiving the flash signal, controlling the projection module to generate the background image with a second brightness
• a photographic brightness control module configured to: when the shooting module is in a shooting mode, control the projection module to generate the background image with a third brightness.
• the light source includes a red light source, a green light source, and a blue light source.
• the light color control module controls the ratio of the respectively emitted light of the red light source, the green light source, and the blue light source based on the user instruction to adjust the light Color such that the color of the environment around the object matches the color of the background image
• the light brightness control module controls the brightness of the respectively emitted light of the red light source, the green light source, and the blue light source to adjust the light based on the user instruction. Brightness such that the ambient brightness around the subject matches the brightness of the background image
• a wave-shaped micro-diffusion structure is respectively disposed on both sides of the background curtain.
• the photographic image display device further includes a digital image scene analysis module, configured to automatically analyze each digital image projected by the projection module onto the background screen. Like a scene, the light brightness and color parameters required for each digital image scene are generated.
• the multi-functional digital studio system embodying the present invention realizes a multi-variable scene of a single studio by storing a plurality of digital image scenes and selecting one of the digital image scenes as a background image, thereby realizing the possibility of a large-scale scene change.
• the multifunctional digital studio system of the present invention adjusts the brightness and color of the light source to be harmoniously integrated with the brightness and color effect of the background image, thereby enhancing the fidelity of the photographs under the studio.
• FIG. 1 is a schematic block diagram of a first embodiment of a multifunctional digital studio system of the present invention
• FIG. 2 is a schematic view of a first embodiment of the multifunctional digital studio system of the present invention
• FIG. 3 is a schematic block diagram of a second embodiment of the multi-function digital studio system of the present invention.
• the multifunctional digital studio system of the present invention includes a photographic image display device 1, a backdrop 2 and a digital light control device 3.
• the photographic image display device 1 includes a scene storage module 11, a projection module 12, and a photographing module 13.
• the digital light control device 3 includes a light source 31, a light brightness control module 32, and a light color control module. 33.
• the scene storage module 11 can be used to store a plurality of digital image scenes.
• the scene storage module 11 may be a random access memory or a read only memory.
• the projection module 12 selects one or a group of digital image scenes from the plurality of digital image scenes stored by the scene storage module 11 based on user instructions, and projects them onto the backdrop 2, and then forms on the backdrop 2 Background picture.
• the photographing module 13 is for photographing the subject 5 on the background screen.
• the shooting module 13 can be a camera, a video camera, a video recorder, or the like. Since the scene storage module can store a large number of digital image scenes, the present invention can realize countless different background images by selecting a background curtain as compared with a fixed canvas, thereby improving the utilization rate of the studio and realizing a large number of scene changes. .
• the background curtain 2 can be made of a material having a large degree of diffusion to reduce the influence of the viewing angle of the screen.
• the background curtain 2 can be made of a material having a small reflectance, which can reduce the influence of the final picture effect of stray light.
• a wave-shaped micro-diffusion structure is disposed on one or both sides of the background cloth 2, thereby increasing the degree of diffusion.
• the brightness of the digital image scene projected by the projection module 12 is adjustable. In another embodiment of the invention, the brightness of the digital image scene projected by the projection module 12 is fixed.
• the light source 31 emits light that is irradiated to the subject 5.
• the light source 31 can include lights of various colors, preferably including a red light source, a blue light source, and a green light source. Since the digital image scenes projected by the projection module 12 to the backdrop 2 are different, the background images produced by them are also different. Therefore, the required color tones and brightness are also different. Thereafter, the user can adjust the brightness of the light emitted by the light source 31 using the light brightness control module 32 according to the need of the background image presented on the backdrop 2 to cause the ambient brightness around the object 5 to be The brightness of the background picture matches.
• the user can also adjust the light using the light color control module 33 to match the color of the environment around the subject 5 with the color of the background image, as needed for the background image presented on the backdrop 2.
• the light color control module 33 may control a ratio of respectively emitted lights of the red light source, the green light source, and the blue light source based on the user instruction to adjust a color of the light such that the object 5 is surrounded by The ambient color matches the color of the background image.
• the light brightness control module 32 may control the brightness of the separately emitted lights of the red light source, the green light source and the blue light source to adjust the brightness of the light to make the environment around the object 5 based on the user instruction. Brightness and The brightness of the background picture matches.
• the scene storage module 11 stores the brightness and color parameters of the digital image scene in the same manner when storing a plurality of digital image scenes.
• the user can retrieve the light brightness and color parameters of the digital image scene from the scene storage module 11 and send it to the The light brightness control module 32 and the light color control module 33.
• the light brightness control module 32 adjusts the brightness of the light based on the user command such that the ambient brightness around the subject 5 matches the brightness of the background picture.
• the light color control module 33 adjusts the light based on the user command to match the color of the environment around the subject 5 with the color of the background picture.
• the photographic image display device 1 may further include a digital image scene analysis module.
• the digital image scene analysis module can automatically analyze the various digital image scenes projected by the projection module 12 onto the background screen 2 to generate the light brightness and color parameters required for each digital image scene.
• the user can issue an instruction to the digital image scene analysis module to send the light brightness and color parameters to the light brightness control module 32.
• the light color control module 33 Thereafter, the light brightness control module 32 adjusts the brightness of the light based on the user command such that the ambient brightness around the subject 5 matches the brightness of the background picture.
• the light color control module 33 adjusts the light based on the user instruction such that the ambient color around the subject 5 matches the color of the background picture.
• the projection module 12 is disposed on the first side of the backdrop 2.
• the projection module 12 selects one or a set of digital image scenes from the plurality of digital image scenes stored by the scene storage module 11 based on user instructions, and projects them onto the backdrop 2, and then forms on the backdrop 2 Background picture.
• the subject 5 stands on the second side of the backdrop 2.
• the light source 31 is disposed on the second side of the backdrop 2 to emit light that is incident on the subject 5.
• the photographing module 13 faces the subject 5 for photographing the subject 5 on the background screen.
• the user can adjust the brightness of the light emitted by the light source 31 using the light brightness control module 32 according to the need of the background image presented on the backdrop 2 to cause the ambient brightness around the object 5 to be The brightness of the background picture matches. Users can also render on the backdrop 2 The need for the background image is adjusted using the light color control module 33 such that the ambient color around the subject 5 matches the color of the background image.
• the multifunctional digital studio system embodying the present invention realizes a multi-variable scene of a single studio by storing a plurality of digital image scenes and selecting one of the digital image scenes as a background image, thereby realizing the possibility of a large-scale scene change.
• the multifunctional digital studio system of the present invention adjusts the brightness and color of the light source to be harmoniously integrated with the brightness and color effect of the background image, thereby enhancing the fidelity of the photographs under the studio.
• the multifunctional digital studio system of the present invention comprises a photographic image display device 1, a backdrop 2 and a digital lighting control device 3.
• the photographic image display device 1 includes a scene storage module 11, a projection module 12, a shooting module 13 with a flasher, a flash signal detector 14, a mode selection module 16, and a mode brightness control module 15.
• the digital light control device 3 includes a light source 31, a light brightness control module 32, and a light color control module 33.
• the scene storage module 11 can be used to store a plurality of digital image scenes.
• the scene storage module 11 may be a random access memory or a read only memory.
• the projection module 12 selects one or a group of digital image scenes from the plurality of digital image scenes stored by the scene storage module 11 based on user instructions, and projects them onto the backdrop 2, and then forms on the backdrop 2 Background picture.
• the photographing module 13 is for photographing the subject 5 on the background screen.
• the shooting module 13 can be a camera, a video camera, a video recorder, or the like. Since the scene storage module can store a large number of digital image scenes, the present invention can realize countless different background images by selecting a background curtain as compared with a fixed canvas, thereby improving the utilization rate of the studio and realizing a large number of scene changes. .
• the background curtain 2 can be made of a material having a large degree of diffusion to reduce the influence of the viewing angle of the screen.
• the background curtain 2 can be made of a material having a small reflectance, which can reduce the influence of the final picture effect of stray light.
• a wave-shaped micro-diffusion structure is disposed on one or both sides of the background cloth 2, thereby increasing the degree of diffusion.
• the brightness of the digital image scene projected by the projection module 12 is adjustable. In another embodiment of the invention, the brightness of the digital image scene projected by the projection module 12 is fixed.
• the light source 31 emits light that is irradiated to the subject 5.
• the light source 31 can include each The color of the light preferably includes a red light source, a blue light source, and a green light source. Since the digital image scenes projected by the projection module 12 to the backdrop 2 are different, the background images produced by them are also different. Therefore, the required color tones and brightness are also different. Thereafter, the user can adjust the brightness of the light emitted by the light source 31 using the light brightness control module 32 according to the need of the background image presented on the backdrop 2 to cause the ambient brightness around the object 5 to be The brightness of the background picture matches.
• the user can also adjust the light using the light color control module 33 to match the color of the environment around the subject 5 with the color of the background image, as needed for the background image presented on the backdrop 2.
• the light color control module 33 may control a ratio of respectively emitted lights of the red light source, the green light source, and the blue light source based on the user instruction to adjust a color of the light such that the object 5 is surrounded by The ambient color matches the color of the background image.
• the light brightness control module 32 may control the brightness of the separately emitted lights of the red light source, the green light source and the blue light source to adjust the brightness of the light to make the environment around the object 5 based on the user instruction. The brightness matches the brightness of the background picture.
• the photographing module 13 can operate in a photographing mode or a photographing mode.
• the user can select a mode as desired, such as a trigger mode selection button, and the mode selection module 16 selects an operation mode of the shooting module 13 based on user settings.
• the shooting module 13 has a flasher.
• the flasher will emit a flash signal when it is working in the photo mode and taking a picture.
• the flash signal detector 14 can receive the flash signal.
• the flash signal detector 14 may be a light sensor, an infrared receiver, and an electromagnetic signal receiver, and after receiving the flash signal, a single-cycle high-brightness pulse signal will be generated.
• the mode brightness control module 15 includes a photographing initial brightness control unit 151, a photographing instant brightness control unit 152, and a photographing brightness control module 153.
• the mode selection module 16 selects the operation of the photographing module 13 based on the user setting to be in the initial stage of the photographing mode. Since no photographing is performed yet, no flash signal is generated, and the photographing initial brightness control unit 151 controls the projection module. 12 generating the background picture with a first brightness. Therefore, since it is a photographing preparation state, the first brightness selection is usually low, thereby saving energy.
• the flasher When the user presses the shutter to take a picture, the flasher will emit a flash signal.
• the chirped flash signal detector 14 can receive the flash signal.
• the camera instant brightness control unit 152 receives the single-cycle high-brightness pulse signal, and controls the projection module 12 to generate the second brightness. Background picture. In order to meet the needs of taking pictures, the second brightness is usually selected to ensure that the brightness of the picture is sufficient.
• the mode selection module 16 selects the operation of the shooting module 13 in the shooting mode based on the user setting, and the photography brightness control module 153 controls the projection module to generate the background image with the third brightness. Generally, in order to ensure the quality of shooting, the third brightness is constant and higher than the first brightness, lower than the second brightness.
• the multifunctional digital studio system embodying the present invention realizes a multi-variable scene of a single studio by storing a plurality of digital image scenes and selecting one of the digital image scenes as a background image, thereby realizing the possibility of a large-scale scene change.
• the multifunctional digital studio system of the present invention adjusts the brightness and color of the light source to be harmoniously integrated with the brightness and color effect of the background image, thereby enhancing the fidelity of the photographs under the studio.
• the multifunctional digital studio system embodying the present invention can actively provide background images of different brightness after taking photos and photographs, so that the requirements of static photography and dynamic video processing can be accommodated at the same time.

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• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Studio Devices (AREA)
• Projection Apparatus (AREA)
• Circuit Arrangement For Electric Light Sources In General (AREA)
• Non-Portable Lighting Devices Or Systems Thereof (AREA)
• Processing Of Color Television Signals (AREA)

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Citations (8)

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• 2013
  • 2013-12-09 CN CN201310661228.0A patent/CN103631069B/zh active Active
• 2014
  • 2014-12-08 WO PCT/CN2014/093299 patent/WO2015085895A1/zh active Application Filing
  • 2014-12-08 KR KR1020167016814A patent/KR101913196B1/ko active IP Right Grant
  • 2014-12-09 TW TW103142733A patent/TWI544273B/zh not_active IP Right Cessation

Patent Citations (8)

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