40results about How to "Meet the shooting requirements" patented technology

The invention provides a front-mounted camera brightness compensation method and device. The method comprises following steps of firstly, obtaining brightness of a current environment; then judging whether the brightness is smaller than a light compensation starting threshold value or not; calculating compensation brightness if the brightness is smaller than the light compensation starting threshold value; judging whether the compensation brightness is smaller than a screen brightness compensation extreme value or not; and starting the screen and adjusting the brightness of the screen to the compensation brightness if the compensation brightness is smaller than the screen brightness compensation extreme value. According to the scheme, compensation is carried out by exclusively using a screen or a front-mounted flashlight; when the brightness compensation demand cannot be satisfied; the screen and the front-mounted flashlight can be used at the same time, thus satisfying the compensation demand; the current brightness can be compensated to the greatest extent; and therefore, the better photographing effects can be obtained under a disadvantaged photographing condition.

The invention discloses contactless intelligent self-service license photographing equipment and method. The equipment comprises a chassis, an input / output module, a photographing module and an intelligent module, wherein the chassis comprises a fixed module and a scalable module, the fixed module is connected with the scalable module by virtue of a scalable part, the input / output module is arranged on the fixed module, the photographing module and the intelligent module are arranged in the fixed module, and the intelligent module is respectively connected with the photographing module and theinput / output module; and the photographing module comprises a camera module and a mobile module, and the mobile module is used for driving the camera module to move. The contactless intelligent self-service license photographing equipment and method which are disclosed by the invention can realize that hands of a user are free in a photographing process, photographing can be completed without keyor contact, an automatic photographing process is convenient and simple, industry intelligentization requirement in new times is met, and support is provided for the development of intelligent citiesand intelligent life.

The embodiment of the invention provides a photographing method and device and a terminal. The photographing method comprises the steps that a first image is acquired according to first photographing parameters; a target object in the first image is identified, and photographing focal length is adjusted and a preview image including the target object is acquired; and if a photographing instruction generated based on the preview image is received, a second image is acquired according to the first photographing parameters based on the photographing instruction. Focal length is adjusted and the preview image for the target object is acquired after the first time of photographing, and the second time of photographing is performed when the target object meets the photographing conditions so that the target object is ensured to meet the photographing requirements conveniently and rapidly in photographing, operation is easy and convenient and time is saved.

The invention provides a detection system for food in a refrigerator and the refrigerator. The detection system for food in the refrigerator comprises a hyperspectral imaging device, a light source device, a detection controller and a type detection device; the hyperspectral imaging device is arranged inside a refrigerator body of the refrigerator, moreover, the shooting angle faces a detection area, the detection area is formed inside the refrigerator body and is used for containing the detected food; the light source device is also arranged inside the refrigerator body of the refrigerator, comprises a halogen tungsten lamp, and is used for providing shooting light for the hyperspectral imaging device by utilizing the halogen tungsten lamp; the detection controller is configured to acquire a type detection trigger signal and start the hyperspectral imaging device and the halogen tungsten lamp according to the trigger signal; and the type detection device is configured to recognize thetype of the detected food by utilizing hyperspectral data shot by the hyperspectral imaging device. According to the scheme, image information and spectral information are comprehensively utilized for carrying out food type recognition, and the recognition accuracy is high; and meanwhile, the halogen tungsten lamp with the wide spectral range is adopted to provide the shooting light, so that theimaging requirements are met.

The invention provides a compensation light source system and a dynamic image detecting device for a train operation fault. The compensation light source system comprises a laser generator (50) provided with an optical fiber (51) provided with an optical output end, and a beam shaping component. The beam shaping component comprises a cylindrical planoconvex lens (80) and a cylindrical planoconcave lens (90). The cylindrical planoconvex lens (80) and the optical output end of the optical fiber (51) are arranged oppositely, the cylindrical planoconcave lens (90) and the cylindrical planoconvex lens (80) are arranged sequentially along the transmission direction of laser beams transmitted by the optical output end of the optical fiber (51), and a bus of the cylindrical planoconcave lens (90) and a bus of the planoconvex lens (80) are perpendicular to each other. The compensation light source system and the dynamic image detecting device for the train operation fault have increased light utilization rate and allow light spots finally formed to meet the shooting requirements of a camera.

The invention provides a detection system for food in a refrigerator and the refrigerator. The detection system for food in the refrigerator comprises a hyperspectral imaging device, a light source device, a detection controller and a type detection device; the hyperspectral imaging device is arranged inside a refrigerator body of the refrigerator, moreover, the shooting angle faces a detection area, the detection area is formed inside the refrigerator body and is used for containing the detected food; the light source device is also arranged inside the refrigerator body of the refrigerator, comprises an LED array assembly, and is used for providing shooting light for the hyperspectral imaging device by utilizing the LED array assembly; the detection controller is configured to acquire a type detection trigger signal and start the hyperspectral imaging device and the LED array assembly according to the trigger signal; and the type detection device is configured to recognize the type ofthe detected food by utilizing hyperspectral data shot by the hyperspectral imaging device. According to the scheme, image information and spectral information are comprehensively utilized for carrying out food type recognition, and the recognition accuracy is high; and meanwhile, the light source device comprising the LED array assembly is adopted to provide the shooting light in a wide spectralrange.

The invention provides a visual experiment device suitable for rod bundle channel flow boiling heat transfer, the device comprises an experiment loop part and a data acquisition part, the experiment loop part comprises a visual experiment body and a high-voltage power supply, and the visual experiment body comprises an experiment rod bundle; deionized water in the experiment loop part enters the visual experiment body and then is heated by the experiment rod bundle, and water at the outlet of the visual experiment body is cooled by a cooling agent and then enters the visual experiment body again; an ITO electroplated layer is arranged on the experimental rod bundle, the ITO electroplated layer is connected with the high-voltage power supply, and a coolant in the rod bundle channel absorbs heat generated by the ITO film and then generates bubbles; and the data acquisition part acquires transient bubble characteristics of two-phase flow in the internal area of the rod bundle channel through the visual experiment body. A set of closed experimental loop is designed, the visualization requirement of the rod bundle channel is met, and the flow, the water temperature, the wall temperature and the heating power in the rod bundle channel are obtained through the data acquisition system part while the transient steam bubbles of the rod bundle channel are obtained.

The invention relates to a rail traffic platform screen door system and a using method thereof, belongs to the technical field of screen doors, and solves the problem in the prior art that the screendoor system does not count the passenger flow volume and further cannot precisely ensure the safety of the vehicle and passengers. The rail traffic platform screen door system comprises a carriage passenger flow volume counter, a stereoscopic vision passenger flow volume counter and a screen door controller, wherein the carriage passenger flow volume counter is used for collecting the passenger data on stocks of the carriage before the screen door is opened; the stereoscopic vision passenger flow volume counter is used for collecting the passenger flow volume data when the passengers get on orget off the carriage between the time interval from the opening of the screen door to closing preparation of the screen door and identifying whether a passenger or an object is at the screen door area at the closing preparing moment of the screen door to obtain the passenger flow volume data and the identifying result; the screen door controller is used or controlling the screen door to open whenthe carriage reaches the station to enter the passenger reduction counting mode and combining the data on stocks to judge whether overload occurs according to the passenger flow volume data, enters the safety confirmation mode at the closing preparation moment of the screen door if overload does not occur, judges whether the screen door area is safe according to the identifying result, and controls the screen door to close after safety if an alarm is give out and the screen door area is unsafe.

The invention discloses an electric unmanned aerial vehicle platform, which relates to the technical field of unmanned aerial vehicles, and comprises a fixed seat, a miniature electric push rod, a centering slider mechanism and a camera fixing mechanism, and the miniature electric push rod is fixedly connected with the fixed seat , the centering slider mechanism is fixedly connected with the miniature electric push rod, and the camera fixing mechanism is fixedly connected with the centering slider mechanism. The electric drone platform can not only change the pitch angle of the camera, but also realize a 360-degree panorama Shooting can meet the required shooting requirements and achieve the best shooting effect.

The invention discloses a three-dimensional (3D) camera lens and a 3D camera system. The 3D camera lens comprises a first lens assembly and a pair of apertures, wherein the first lens assembly is provided with a first optical axis; the pair of apertures is arranged on the rear side of the first lens assembly, the axis of at least one aperture does not intersect with the first optical axis, so that the transmission light of the first lens assembly respectively passes through the apertures to respectively form a left-eye image and a right-eye image, and a parallax error exists between the left-eye image and the right-eye image. The 3D camera lens comprises a third lens assembly, wherein the third lens assembly comprises an integral structure formed by two lens assembly parts, each lens assembly part is provided with a third optical axis, every two third optical axes are parallel to each other, the two lens assembly parts are respectively used for receiving two paths of light of a photographed object, the two paths of transmission light respectively form a left-eye image and a right-eye image, and a parallax error exists between the left-eye image and the right-eye image. The shooting of the 3D image and video is realized through one camera lens, so that the structure of equipment is greatly simplified.

The invention provides a mining imaging device. The mining imaging device comprises an imaging module and a light supplementing lamp, the imaging module comprises a shell with an accommodating cavity,at least one characteristic spectrum camera, a processor and a power supply; wherein the characteristic spectrum camera is installed on the shell, the processor is installed in the shell, the characteristic spectrum camera is connected with the processor, and the characteristic spectrum camera, the light supplementing light and the processor are all electrically connected with the power supply; the characteristic spectrum camera comprises a characteristic coating lens and a characteristic spectrum photosensitive CCD, and the characteristic coating lens is located on the front side of the characteristic spectrum photosensitive CCD. The invention further provides a mining imaging device and method adopting the imaging device. The beneficial effects of the invention are that the method achieves the image synthesis through the setting parameters of the characteristic spectrum camera and the light supplement lamp, and solves a problem that the imaging effect is poor in a specific coal mineimaging process.

The embodiment of the invention relates to the technical field of intelligent sound boxes, and discloses a light supplement control method and an intelligent sound box. The method is applied to the intelligent sound box, and comprises the steps of identifying whether the current framing direction of a camera module of the intelligent sound box faces a user or a desktop; if the current framing direction of the camera module faces the user, controlling a light supplement lamp of the intelligent sound box to be lightened at a first color temperature, wherein the first color temperature is a colortemperature corresponding to the portrait shooting mode; and if the current framing direction of the camera module faces the desktop, controlling the light supplement lamp of the intelligent sound box to be lightened at a second color temperature, wherein the second color temperature is a color temperature corresponding to the illumination mode. By implementing the embodiment of the invention, the shooting operation can be simplified, and the shooting requirements of different scenes can be met.

The invention provides a surround-view wide-angle athermal lens; the surround-view wide-angle athermal lens is high in resolving power, small in optical distortion and capable of reducing the size ofthe lens, the comprehensive performance of the lens is improved, and the cost is saved; the athermal lens comprises a first lens, a second lens, a third lens, a fourth lens and a fifth lens, which aresequentially arranged from an object space to an image space; the first lens is provided with negative focal power, the object surface side of the first lens is a convex surface, and the image surface side of the first lens is a concave surface; the second lens is provided with negative focal power, the object surface side of the second lens is a convex surface, and the image surface side of thesecond lens is a concave surface; the third lens is provided with positive focal power, the object surface side of the third lens is a convex surface, and the image surface side of the third lens is aconvex surface; the fourth lens is provided with negative focal power, the object surface side of the fourth lens is a convex surface, and the image surface side of the third lens is a concave surface; the fifth lens is provided with positive focal power, the object surface side of the fifth lens is a convex surface, and the image surface side of the third lens is a convex surface, wherein the fourth lens and the fifth lens are in optical cementation; and meanwhile, the invention further provides an automobile panoramic view system comprising the surround-view wide-angle athermal lens.

The embodiment of the invention provides a shooting mode triggering method and device and electronic equipment, and the method comprises the steps: obtaining a shooting mode corresponding to a user instruction according to the received user instruction, wherein the shooting mode comprises a shooting parameter and a mode parameter; and applying the shooting parameters to shooting start, and settingthe mode parameters to acquire a shooting target and / or a shooting scene. Therefore, according to the embodiment of the invention, the shooting mode is directly triggered according to the user instruction, the shooting mode is applied to shooting, and a user can realize corresponding shooting without manually setting shooting parameters and mode parameters. According to the embodiment of the invention, video shooting can be simply and conveniently realized, and video data meeting shooting requirements is obtained.

The invention provides a wide-angle camera lens which has easy processing, simple structure, stable focusing characteristic and thermal compensation characteristic, effectively controls stray light and ghosting, is suitable for the field of camera systems, and improves the comprehensive performance of the camera lens. The wide-angle camera lens sequentially comprises a first lens, a second lens, athird lens, a fourth lens, a fifth lens and a sixth lens from an object side surface to an image side surface along an optical axis, and is characterized in that the first lens has negative focal power, the object side surface of the first lens is a convex surface, and the image side surface of the first lens is a concave surface; the second lens has negative focal power, the object side surfaceof the second lens is a convex surface, and the image side surface of the second lens is a concave surface; the third lens has positive focal power, the object side surface of the third lens is a convex surface, and the image side surface of the third lens is a convex surface; the fourth lens has positive focal power, the object side surface of the fourth lens is a convex surface, and the image side surface of the fourth lens is a convex surface; the fifth lens has negative focal power, the object side surface of the fifth lens is a concave surface, and the image side surface of the fifth lensis a concave surface; and the sixth lens has positive focal power, the object side surface of the sixth lens is a convex surface, and the image side surface of the sixth lens is a convex surface.

The invention discloses a high magnification optical zoom lens which comprises a lens body which comprises at least one group of lens group modules which are slidingly arranged on the lens body and a zoom driving mechanism which can drive the lens group modules to move. The zoom driving mechanism comprises a rotating driving mechanism and a rotation piece driven by the rotating driving mechanism. The rotating piece is provided with sliding grooves corresponding to the lens group modules. The lens group modules are provided with sliding pins capable of extending into the sliding grooves. When the rotating piece is rotated, the sliding grooves and the sliding pins slide relatively and the lens group modules are driven by the sliding pins to carry out sliding zooming, the structure is simple and reasonable, the optical design is simple, the production is easy, the manufacture cost can be reduced, the adjustment of a focal distance can be realized through adjusting the inclination of the sliding grooves, the stepless and segmentless regulation is achieved, the zoom ratio is large and can be larger than 5.5 times, at the same time the visual angle switch of a large range can be realized, and the shooting requirements of telephoto and wide angle are satisfied.

The invention discloses a method for keeping a fan blade in the middle of a camera view based on pure vision, and provides a technology for mounting an electric control holder on an unmanned aerial vehicle and controlling the shooting angle of a high-resolution camera through the holder so as to track the blade and keep the blade in the middle of the camera view. The objective of the invention is to solve the problem that accurate splicing and effective identification of blades are not facilitated due to the fact that fan blades cannot be always kept in the middle of the visual field of a camera in existing blade image shooting.

The invention relates to the technical field of livestock breeding, in particular to livestock face recognition equipment and a fence with the same. The livestock face recognition equipment comprisesa mounting pipe, a camera, a lifting mechanism and a connecting mechanism; an opening is formed in the mounting pipe; the camera comprises a body and a lens, the body is embedded in the mounting pipethrough the opening, and the lens is located outside the mounting pipe; the lifting mechanism is connected with the mounting pipe and used for driving the mounting pipe to lift; and the connecting mechanism is used for connecting the fence, and the lifting mechanism is installed on the connecting mechanism. The whole equipment is mounted on the livestock fence through any connecting mechanism, thecamera is directly embedded into the mounting pipe, a camera support does not need to be independently designed, the mounting stability of the camera is guaranteed, the camera body structure is protected, the camera is prevented from being damaged, and the subsequent camera maintenance burden is reduced; and the height of the camera is adjusted through the lifting mechanism so as to meet the shooting requirement.

The invention discloses a water-sensitive paper auxiliary photographing device and photographing method for a mobile phone. A mobile phone clamping frame in the auxiliary photographing device is connected with a two-dimensional moving platform through a bolt structure, the two-dimensional moving platform is installed on a liftable stand column, the stand column, a control panel and a soft light box are installed on a base through a bottom plate, and a paper placing platform is installed in the base. When the water-sensitive paper is shot, the mobile phone is clamped and fixed firstly, and thenthe left-right position, the front-back position and the height of the mobile phone are adjusted, so that a camera of the mobile phone directly faces a water-sensitive paper shooting area in the basethrough the soft light box. After the water-sensitive paper is placed on the paper placing platform, a switch of the control panel is pressed down, and the device can automatically photograph the water-sensitive paper one by one. The device and the method can be widely applied to places such as field production and scientific experiments, so that the mobile phone can quickly take pictures of thewater-sensitive paper with high quality, the use is simple and convenient, and the production, manufacturing and maintenance costs are low.

The invention provides a public opinion assisted task planning method and device and a storage medium. The method is applied to an operation control center communicating with a satellite. The method comprises the following steps: crawling a popularity event from a network; determining a target event suitable for satellite shooting from the heat events; determining satellites of which the performance meets the shooting requirement of the target event from all on-orbit satellites; and updating the task queue of the target satellite. The whole process does not need manual intervention, the satellite can be controlled to shoot the event at the first time after the event occurs, and the timeliness of the shot remote sensing image is ensured. For example, when the operation control center crawlsto the natural disaster or the hot spot event from the network, the target satellite is controlled to complete shooting and pass back at the first time, so that an emergency management department ormedia can process or report the natural disaster or the hot spot event within golden time after the natural disaster or the hot spot event occurs.

The invention relates to a clamping mechanism and a selfie holder. The clamping mechanism is used for fixing a shooting device and comprises a bearing block, a first clamping assembly and a second clamping assembly. The first clamping assembly and the second clamping assembly are arranged at the two opposite ends of the bearing block in the length direction in a sliding manner correspondingly, anda first gap with the size adjustable is formed between the first clamping assembly and the second clamping assembly in a spaced manner. The first clamping assembly comprises a sliding block and two clamping blocks, wherein the sliding block is connected with a bearing block in a sliding manner, the two clamping blocks are connected with the sliding block and arranged in the width direction of thebearing block at intervals, and a second gap is formed between the two clamping blocks. The shooting device can be clamped in the first gap or the second gap. Therefore, the clamping direction of theshooting device can be changed so that the shooting device can meet different shooting requirements.