CN104010131A - Automatic follow-focus device and method of cameras - Google Patents
Automatic follow-focus device and method of cameras Download PDFInfo
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- CN104010131A CN104010131A CN201410186632.1A CN201410186632A CN104010131A CN 104010131 A CN104010131 A CN 104010131A CN 201410186632 A CN201410186632 A CN 201410186632A CN 104010131 A CN104010131 A CN 104010131A
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Abstract
The invention discloses an automatic follow-focus device and method of cameras. The automatic follow-focus device comprises a camera lens, a follow-focus target positioning device, a first motor controller, a first motor driver, a first motor, a follow-up device, a second motor controller, a second motor driver and a second motor, wherein the camera lens, the follow-focus target positioning device, the first motor controller, the first motor driver, the first motor, the follow-up device, the second motor controller, the second motor driver and the second motor are sequentially connected. A ranging module is further fixedly arranged on the follow-up device. Real-time video signals acquired by the camera lens are input into the follow-focus target positioning device, the coordinate value of a follow-focus target is calculated to serve as a data signal to be input into the first motor controller, and the first motor controller controls the first motor to drive the follow-up device and the ranging module to do follow-up movement. The ranging module points to the follow-focus target all the time, distance data acquired by the ranging module are input into the second motor controller, and the second motor controller controls the second motor and adjusts a focusing ring of the camera lens, so that the focus point of the camera lens is focused on the follow-focus target all the time. By means of the automatic follow-focus device, the automatic follow-focus aim can be precisely achieved, and the device is convenient to operate and high in field working efficiency.
Description
Technical field
The present invention relates to video camera technical field, relate to a kind of video camera automatically with coke installation and method, particularly a kind of automatic coke installation and method of following with the range finder module of following burnt target locating set and thering is lag function.
Background technology
In existing technology, the existing range unit that utilizes is realized automatically with burnt example, but the sensing of range unit can be pointed to central authorities or certain one or more specific point of shooting picture conventionally, in the time that target subject is positioned at picture central authorities or aforementioned certain one or more specific point, can complete smoothly automatically with burnt, but in the time that target subject is not positioned at picture central authorities or aforementioned certain one or more specific point, range unit can not Measurement accuracy range data, can not complete automatically with burnt, especially when target subject is when in picture, position is kept in motion, it can be lower with burnt success rate.
Summary of the invention
The object of the invention is the deficiency for prior art, provide a kind of video camera automatically with coke installation and method, have advantages of true, simple to operate with pyrogene, reliability is high.
To achieve these goals, technical scheme provided by the invention is:
First provide a kind of video camera automatically with coke installation, comprise interconnective camera lens successively, with burnt target locating set, the first electric machine controller, the first motor driver, the first motor, hunting gear, the second electric machine controller, the second motor driver and the second motor, on hunting gear, be also fixed with range finder module, wherein, the real time video signals input of the collection of camera lens is with burnt target locating set, mode is determined with burnt target and is calculated with the coordinate figure of burnt target and input the first electric machine controller as data-signal manually or automatically, the first electric machine controller drives the first motor two degrees of freedom to move according to data-signal control the first motor driver, make hunting gear and range finder module follow movement, guarantee that range finder module points to all the time with burnt target, the range data of range finder module collection is inputted the second electric machine controller as data-signal, the second electric machine controller drives the second motor according to data-signal control the second motor driver, regulate the focusing ring of camera lens, camera lens focus is focused all the time in following burnt target.
Above-mentioned video camera is automatically with in coke installation, described have video frequency processing chip with burnt target locating set, described video frequency processing chip is connected with touch-screen, the real time video signals input video process chip of described camera lens collection is presented on touch-screen, and automatic or manual mode is selected one or more with burnt target on touch-screen.
Above-mentioned video camera is automatically with in coke installation, described hunting gear has two and adjusts the degree of freedom, described the first motor has two motor bodies, the one degree of freedom of described each motor body control hunting gear, and the range finder module that makes to be located on hunting gear points to all the time with burnt target.
Above-mentioned video camera is automatically with in coke installation, and described the first motor and the second motor are stepping motor, servomotor or other motion driving elements.
Secondly also provide a kind of video camera automatically with burnt method, comprised the steps:
(1) the real time video signals input that camera lens gathers with burnt target locating set, is confirmed with burnt target with burnt target locating set automatic or manual, is obtained in real time the coordinate position data with burnt target;
(2) first electric machine controllers, according to the real-time coordinate position data with burnt target, are controlled the first motor driver, drive the first motor to regulate hunting gear to rotate, and fix range finder module and follow rotation on hunting gear, point to all the time with burnt target;
(3) range finder module Real-time Obtaining camera lens and the range data of following burnt target, range data is transported to the second electric machine controller, second motor controller controls the second motor driver, drive the second motor to regulate the focusing ring of camera lens, video camera focus is focused all the time in following burnt target.
Above-mentioned video camera is automatically with in burnt method, it is described that with burnt target locating set, acquisition in real time with the method for the coordinate position data of burnt target is: the real time video signals input video process chip that camera lens gathers, be shown on the touch-screen that is connected in video frequency processing chip, automatic or manual is determined with burnt target on touch-screen, show the corresponding tracking cursor with burnt target, on touch-screen, certain is put as fixed origin, and tracking cursor is followed the real-time coordinate position data of burnt target with respect to the real-time distance conduct of tracking cursor on touch-screen.
Above-mentioned video camera is automatically with in burnt method, described hunting gear has two and adjusts the degree of freedom, described the first motor has two motor bodies, the one degree of freedom of described each motor body control hunting gear, and the range finder module that makes to be located on hunting gear points to all the time with burnt target.
Above-mentioned video camera is automatically with in burnt method, and described the first motor and the second motor are stepping motor, servomotor or other motion driving elements.
By implementing above technical scheme, there is following technique effect: video camera provided by the invention is automatically with coke installation and method, can accurately realize automatically with burnt object, be not subject to the restriction of focus position and motion in picture, can utilize its image recognition characteristic, realize multiple target and switch fast automatically with burnt simultaneously.This video camera is automatically true, easy to operate with pyrogene with coke installation and method, and work on the spot efficiency is high.
By following description also by reference to the accompanying drawings, it is more clear that the present invention will become, and these accompanying drawings are used for explaining embodiments of the invention.
Brief description of the drawings
Fig. 1 is the structural representation that embodiment of the present invention video camera is followed coke installation automatically.
Embodiment
With reference now to accompanying drawing, describe embodiments of the invention, in accompanying drawing, similarly element numbers represents similar element.
Shown in figure 1, first the embodiment of the present invention provides a kind of video camera automatically with coke installation, comprise interconnective camera lens 10 successively, video frequency processing chip 11, the first electric machine controller 12, the first motor driver 13, the first motor 14, hunting gear 15, the second electric machine controller 17, the second motor driver 18 and the second motor 19, on hunting gear 15, be also fixed with range finder module 16, on video frequency processing chip 11, be connected with touch-screen 9, form with burnt target locating set, wherein video frequency processing chip 11 adopts DSP or fpga chip, the real time video signals input video process chip that described camera lens 10 gathers is presented on touch-screen 9, automatic or manual mode is selected one or more with burnt target on touch-screen, the target that will follow the trail of in application video identification technology real-time tracing video image, and export the target that will the follow the trail of coordinate position data with respect to touch-screen with the communication mode of serial or parallel, the target of following the trail of can be 1 or multiple, coordinate figure with burnt target is inputted the first electric machine controller 12 as data-signal, the first electric machine controller 12 drives the first motor 14 two degrees of freedom to move according to data-signal control the first motor driver 13, make hunting gear 15 and range finder module 16 follow movement, guarantee that range finder module 16 points to all the time with burnt target, the range data that range finder module 16 gathers is inputted the second electric machine controller 17 as data-signal, the second electric machine controller 17 drives the second motor 19 according to data-signal control the second motor driver 18, regulate the focusing ring of camera lens 20, the focus of camera lens 20 is focused all the time in following burnt target.
Particularly, touch-screen 9 is for display video and selection will be followed the trail of in real time target and input parameter, and selecting the target that will follow the trail of can be artificial setting, can be also that video frequency processing chip 11 Real-time video processors are set automatically.Adopt artificial setting while following the trail of the objective, only need on touch-screen, select the relative coordinate region of the target that will follow the trail of, video frequency processing chip 11 can go out the target that will follow the trail of according to selected coordinates regional Real time identification; While adopting the target that Lookup protocol will follow the trail of, video frequency processing chip 11 according to default parameter and real time video signals automatically selection follow the trail of the objective.
Particularly, above-mentioned video camera is automatically with in coke installation, described hunting gear 15 has two and adjusts the degree of freedom, described the first motor 14 has two motor bodies, the one degree of freedom of described each motor body control hunting gear, the range finder module 16 that makes to be located on hunting gear 15 points to all the time with burnt target;
Particularly, above-mentioned video camera is automatically with in coke installation, and described the first motor 14 and the second motor 19 are stepping motor, servomotor or other motion driving elements.
The embodiment of the present invention also provides a kind of video camera automatically with burnt method, comprises the steps:
(1) the real time video signals input that camera lens gathers with burnt target locating set, is confirmed with burnt target with burnt target locating set automatic or manual, is obtained in real time the coordinate position data with burnt target;
(2) first electric machine controllers, according to the real-time coordinate position data with burnt target, are controlled the first motor driver, drive the first motor to regulate hunting gear to rotate, and fix range finder module and follow rotation on hunting gear, point to all the time with burnt target;
(3) range finder module Real-time Obtaining camera lens and the range data of following burnt target, range data is transported to the second electric machine controller, second motor controller controls the second motor driver, drive the second motor to regulate the focusing ring of camera lens, video camera focus is focused all the time in following burnt target.
Above-mentioned video camera is automatically with in burnt method, it is described that with burnt target locating set, acquisition in real time with the method for the coordinate position data of burnt target is: real time video signals input video process chip, be shown on the touch-screen that is connected in video frequency processing chip, automatic or manual is determined with burnt target on touch-screen, show the corresponding tracking cursor with burnt target, on touch-screen, certain is put as fixed origin, and tracking cursor is followed the real-time coordinate position data of burnt target with respect to the real-time distance conduct of tracking cursor on touch-screen.
In sum, this video camera is automatically with coke installation and method, can accurately realize automatically track target and automatically with burnt object, is not subject to the restriction of focus position and motion in picture, can utilize its image recognition characteristic simultaneously, realizes multiple target and switches fast automatically with burnt.
Above disclosed is only the preferred embodiments of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the present patent application the scope of the claims, still belongs to the scope that the present invention is contained.
Claims (8)
1. a video camera is automatically with coke installation, it is characterized in that, comprise interconnective camera lens successively, with burnt target locating set, the first electric machine controller, the first motor driver, the first motor, hunting gear, the second electric machine controller, the second motor driver and the second motor, on hunting gear, be also fixed with range finder module, wherein, the real time video signals input that camera lens gathers is with burnt target locating set, mode is determined with burnt target and is calculated with the coordinate figure of burnt target and input the first electric machine controller as data-signal manually or automatically, the first electric machine controller drives the first motor two degrees of freedom to move according to data-signal control the first motor driver, make hunting gear and range finder module follow movement, guarantee that range finder module points to all the time with burnt target, the range data of range finder module collection is inputted the second electric machine controller as data-signal, the second electric machine controller drives the second motor according to data-signal control the second motor driver, regulate the focusing ring of camera lens, camera lens focus is focused all the time in following burnt target.
2. a kind of video camera as claimed in claim 1 is automatically with coke installation, it is characterized in that, described have video frequency processing chip with burnt target locating set, described video frequency processing chip is connected with touch-screen, the real time video signals input video process chip of described camera lens collection is presented on touch-screen, and automatic or manual mode is selected one or more with burnt target on touch-screen.
3. a kind of video camera as claimed in claim 1 is automatically with coke installation, it is characterized in that, described hunting gear has two and adjusts the degree of freedom, described the first motor has two motor bodies, the one degree of freedom of described each motor body control hunting gear, the range finder module that makes to be located on hunting gear points to all the time with burnt target.
4. a kind of video camera as claimed in claim 1, automatically with coke installation, is characterized in that, described the first motor and the second motor are stepping motor, servomotor or other motion driving elements.
5. video camera, automatically with a burnt method, is characterized in that, comprises the steps:
(1) the real time video signals input that camera lens gathers with burnt target locating set, is confirmed with burnt target with burnt target locating set automatic or manual, is obtained in real time the coordinate position data with burnt target;
(2) first electric machine controllers, according to the real-time coordinate position data with burnt target, are controlled the first motor driver, drive the first motor to regulate hunting gear to rotate, and fix range finder module and follow rotation on hunting gear, point to all the time with burnt target;
(3) range finder module Real-time Obtaining camera lens and the range data of following burnt target, range data is transported to the second electric machine controller, second motor controller controls the second motor driver, drive the second motor to regulate the focusing ring of camera lens, video camera focus is focused all the time in following burnt target.
6. a kind of video camera as claimed in claim 5 is automatically with burnt method, it is characterized in that, it is described that with burnt target locating set, acquisition in real time with the method for the coordinate position data of burnt target is: video stream data input video process chip, be shown on the touch-screen that is connected in video frequency processing chip, automatic or manual is selected one or more with burnt target on touch-screen, show the corresponding tracking cursor with burnt target, on touch-screen, certain is put as fixed origin, tracking cursor is followed the real-time coordinate position data of burnt target with respect to the real-time distance conduct of tracking cursor on touch-screen.
7. a kind of video camera as claimed in claim 5 is automatically with burnt method, it is characterized in that, described hunting gear has two and adjusts the degree of freedom, described the first motor has two motor bodies, the one degree of freedom of described each motor body control hunting gear, the range finder module that makes to be located on hunting gear points to all the time with burnt target.
8. a kind of video camera as claimed in claim 5, automatically with burnt method, is characterized in that, described the first motor and the second motor are stepping motor, servomotor or other motion driving elements.
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| CN201410186632.1A CN104010131B (en) | 2014-05-05 | 2014-05-05 | A kind of video camera is automatically with coke installation and method |
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| CN201410186632.1A CN104010131B (en) | 2014-05-05 | 2014-05-05 | A kind of video camera is automatically with coke installation and method |
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| CN104010131A true CN104010131A (en) | 2014-08-27 |
| CN104010131B CN104010131B (en) | 2019-05-24 |
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Cited By (10)
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| CN105874384A (en) * | 2016-01-06 | 2016-08-17 | 深圳市莫孚康技术有限公司 | Focus following system and method based on multiple distance measuring modes, and shooting system |
| CN106303237A (en) * | 2016-08-15 | 2017-01-04 | 珠海市魅族科技有限公司 | A kind of method of auto-focusing and terminal |
| CN107635094A (en) * | 2017-09-20 | 2018-01-26 | 宁波舜宇红外技术有限公司 | Infrared lens focus control and focus adjustment method |
| CN107770519A (en) * | 2017-11-09 | 2018-03-06 | 吴英 | A kind of camera imaging management method based on luminous point detection |
| CN108337471A (en) * | 2017-02-24 | 2018-07-27 | 腾讯科技（深圳）有限公司 | The processing method and processing device of video pictures |
| CN104822020B (en) * | 2015-03-31 | 2019-02-12 | 深圳市莫孚康技术有限公司 | It is automatic with coke installation based on video frequency object tracking |
| CN111024242A (en) * | 2019-12-13 | 2020-04-17 | 浙江大立科技股份有限公司 | Thermal infrared imager and continuous automatic focusing method thereof |
| CN113473020A (en) * | 2015-11-25 | 2021-10-01 | 深圳市大疆灵眸科技有限公司 | Focus following device control method, device and system |
| WO2022061519A1 (en) * | 2020-09-22 | 2022-03-31 | 深圳市大疆创新科技有限公司 | Photographing control method and apparatus, gimbal, and follow focus motor |
| WO2022261908A1 (en) * | 2021-06-17 | 2022-12-22 | 深圳市大疆创新科技有限公司 | Control method for photographing device, device, and storage medium |
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| CN108337471B (en) * | 2017-02-24 | 2020-08-04 | 腾讯科技（深圳）有限公司 | Video picture processing method and device |
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| CN107635094A (en) * | 2017-09-20 | 2018-01-26 | 宁波舜宇红外技术有限公司 | Infrared lens focus control and focus adjustment method |
| CN107770519A (en) * | 2017-11-09 | 2018-03-06 | 吴英 | A kind of camera imaging management method based on luminous point detection |
| CN111024242A (en) * | 2019-12-13 | 2020-04-17 | 浙江大立科技股份有限公司 | Thermal infrared imager and continuous automatic focusing method thereof |
| WO2022061519A1 (en) * | 2020-09-22 | 2022-03-31 | 深圳市大疆创新科技有限公司 | Photographing control method and apparatus, gimbal, and follow focus motor |
| WO2022261908A1 (en) * | 2021-06-17 | 2022-12-22 | 深圳市大疆创新科技有限公司 | Control method for photographing device, device, and storage medium |
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