CN103914186A - Image location recognition system - Google Patents
Image location recognition system Download PDFInfo
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- CN103914186A CN103914186A CN201310006522.8A CN201310006522A CN103914186A CN 103914186 A CN103914186 A CN 103914186A CN 201310006522 A CN201310006522 A CN 201310006522A CN 103914186 A CN103914186 A CN 103914186A
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Abstract
The invention relates to an image location recognition system. The system comprises an imaging unit, an image indicating unit, an image acquisition unit, an image processing unit, a wireless communication network and an external interaction unit. The image indicating unit performs operation on the imaging unit to generate image data. The image acquisition unit is used for acquiring image data of the image indicating unit on the imaging unit. The imaging processing unit is used for processing image data obtained from the image acquisition unit. The image processing unit is in communication connection with the external interaction unit through the wireless communication network to perform information interaction. According to the system, various operations can be performed without limiting to the specific image indicating unit and imaging unit to generate image data, signal transmission among parts is achieved through the wireless communication network, and accordingly, the system is simple and convenient to operate, wide in application range and high in data transmission stability.
Description
Technical field
The present invention relates to a kind of framing process field, especially a kind of framing recognition system.
Background technology
The development of multimedia technology, for example, in shadow casting technique field, is no longer confined to the realization of large screen projection effect simply, has proposed more requirement for the control operation that how can carry out projection screen etc.
In open day of patent document CN102184053A(: on September 14th, 2011), denomination of invention is for specifically disclosing projection control module in " a kind of Novel projecting apparatus ", laser designation pen module, communication module, video image acquisition module, be used for the video image information of acquired projections screen area, also comprise the processing of embedded video image, computing module, be used for each two field picture in the video collecting to carry out impact point extraction process, judge target light electric position and obtain the relative position coordinates of target photoelectricity in view field, then carry out coordinate conversion, the coordinate parameters that communication module obtains conversion is transferred to computing machine.Solved the technique effect of how realizing the control operation that drives computer mouse by laser stylus by this technical scheme.But, in the time realizing this technical scheme, corresponding laser stylus must be equipped with, and need to the control to computer mouse could be realized by the operation of corresponding laser stylus, limit the usable range of this projection arrangement.
In patent document CN102221937A(denomination of invention: real-time video image coordinate recognition system and method thereof, open day: on October 19th, 2011) in a kind of real-time video image coordinate recognition system and method thereof are disclosed, specifically disclose a kind of real-time video image coordinate recognition system, described system comprises: imageing sensor, for gathering video image; Synchronous Dynamic Random Access Memory, the vedio data arriving for storage of collected; FPGA embedded system, wherein said FPGA embedded system comprises: Synchronous Dynamic Random Access Memory controller, for controlling the operation of described Synchronous Dynamic Random Access Memory; Digital signal processing unit, for processing the vedio data collecting; Control module, for controlling the operation of described FPGA embedded system; USB controller, for controlling communicating by letter of described FPGA embedded system and external unit.This technical scheme is by carrying out real time video collection, video analysis, catching unique point, and a series of activities such as characteristic point position coordinate transform and compunication, have realized real-time coordinate identification and interactive operation to digital video image.Use the nib of near infrared diode to extract view data but also only disclose in this documents, limit equally the use-pattern of projection arrangement, in addition, adopt in this application USB controller, utilize USB interface to realize embedded system and external device communication, require external unit must be equipped with USB interface, thereby limited the range of application of external unit.
Summary of the invention
For the problems referred to above of existing existence, framing recognition system is now provided, can solve needs to be equipped with the physical units such as laser stylus in prior art and carries out image extraction and the technical matters in the restriction of transmitting alternately with external unit.
Concrete technical scheme is as follows:
A kind of framing recognition system, wherein, comprises imaging device and image indicating device, and described image indicating device is at the enterprising line operate image data generating of described imaging device;
Also comprise image collecting device, described image collecting device is for gathering the view data that described image indicating device carries out on described imaging device;
Also comprise image processing apparatus, described image processing system is for the treatment of the view data obtaining from described image collecting device;
Also comprise cordless communication network and peripheral hardware interactive device, described image processing system establishes a communications link by described cordless communication network and described peripheral hardware interactive device, carries out information interaction.
Above-mentioned framing recognition system, wherein, also comprises data storage device, the view data obtaining for storing described image collecting device, and described image processing apparatus obtains pending view data from described data storage device.
Above-mentioned framing recognition system, wherein, described image collecting device comprises imageing sensor and generating laser, described generating laser is towards described imaging device setting, described generating laser is positioned at the image indication range of described imaging device, and described imageing sensor receives view data by described generating laser.
Above-mentioned framing recognition system, wherein, described orientation triggering device is nontransparent object arbitrarily.
Above-mentioned framing recognition system, wherein, described image collecting device comprises motion capture unit, described motion capture unit is gathered as view data for the action that catches described image indicating device.
Above-mentioned framing recognition system, wherein, described image processing apparatus comprises embedded processing unit, described embedded processing unit comprises image enhancement processing module, for the view data obtaining is strengthened to processing; Also comprise detection and location unit, the image after described image enhancement processing resume module is detected, located; Also comprise Binary Sketch of Grey Scale Image processing unit, for the image after described detection and location cell processing cell processing is carried out to binary conversion treatment.
The beneficial effect of technique scheme is:
Framing recognition system in the present invention, adopt any opaque article or utilize the operation of gesture on imaging device, and the signal coordinates data that corresponding view data coordinate setting signal are converted to corresponding peripheral hardware interactive device operation by image processing apparatus realize the operation to peripheral hardware interactive device, do not need the special equipment at the enterprising line operate of imaging device being equipped with, and do not need to set special imaging device, thereby easy operating, the scope of application is more extensive; In addition, in the present invention, adopt cordless communication network to realize information interaction, do not need extra interfacing equipment to carry out information transmission, and can adopt various wireless communication mode to meet different transmission demands, guarantee the stability of data transmission.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that the parts of framing recognition system of the present invention connect block diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
A kind of framing recognition system, wherein, comprise imaging device and image indicating device, this image indicating device produces view data at the enterprising line operate of imaging device, this image indicating device can be at imaging device, for example, on projection screen, make the multiple operations such as picture, numeral or mark, utilize this image indicating device to form view data to be extracted.
Further, also comprise image collecting device, this image collecting device is for gathering the view data to be extracted that image indicating device forms on imaging device.
Further, also comprise data storage device, the storage of the view data that this data storage device obtains for image collecting device.
Further, also comprise image processing apparatus, this image processing apparatus obtains view data and the view data obtaining is processed from data storage device.
In one embodiment of the invention, this image processing apparatus comprises embedded processing unit (not indicating in figure), and particularly, this embedded processing unit comprises image enhancement processing unit, for the view data obtaining is strengthened to processing; Also comprise detection and location unit, the image after image enhancement processing cell processing is detected, located; Also comprise Binary Sketch of Grey Scale Image processing unit, carry out binary conversion treatment for the image to after detection and location cell processing.In enforcement, the data of the image that this image enhancement processing unit obtains image collecting device strengthen processing, obtain optimum signal-noise ratio image, are convenient to target identification; Then, utilize detection and location unit to realize the differentiation of image and background image to be positioned, determine the edge contour of this image to be positioned; Carrying out after above-mentioned processing, utilizing Binary Sketch of Grey Scale Image processing unit to carry out the binary conversion treatment of image, instant whole image presents obvious black and white effect.
Further, the present invention also comprises by image normalization unit and image characteristics extraction unit, to enter normalization etc. and undertaken by image characteristics extraction unit through pretreated view data the operation of stencil matching numeral identification, set up digital standard feature database, then utilize the image characteristic point and this digital standard feature database that extract to compare identification, thereby realize the coordinate identification to video image; Finally more above-mentioned image characteristic point identifying information is converted to external unit operating position signal, the mouse location information of for example computing machine.
Further, also comprise cordless communication network and peripheral hardware interactive device, image processing apparatus establishes a communications link by cordless communication network and peripheral hardware interactive device, by above-mentioned external unit operating position signal, for example, mouse location information is passed to external unit, realizes interactive operation.In enforcement, various wireless communication mode can be set, and for example, Bluetooth transmission mode is carried out short-distance transmission, can also GPRS wireless or 3G communication network carry out Long-range Data Transmission, there is the interactive device of different transmission modes and the demand of different distance transmission thereby can meet.
In one embodiment of the invention, image collecting device comprises imageing sensor and generating laser, this imageing sensor is arranged on the top of imaging device, generating laser is arranged in the regional extent of image demonstration, be arranged on the front of imaging device, imageing sensor receives view data by generating laser, wherein, this image indicating device can be nontransparent object arbitrarily, for example, finger, this imaging device can be plate body or wall arbitrarily, generating laser forms one deck light film on this imaging device, when this image indicating device is during at the enterprising line operate of imaging device, light is reflected onto among imageing sensor, then by processing in above-mentioned image processing apparatus, image coordinate signal is converted to mouse position signal the most at last, and transfer to peripherals by cordless communication network, on peripherals, realize corresponding operation.
In one embodiment of the invention, this image collecting device comprises a motion capture unit (not indicating in figure), this motion capture unit is gathered as view data for the action that catches image indicating device, particularly, this motion capture unit can carry out gesture seizure, this image collecting device is responded to seizure by this motion capture unit to gesture, and feed back to data storage device, image processing apparatus obtains view data and is processed from memory storage, in enforcement, this motion capture unit can be the camera that can respond to gesture motion, this image collecting device is aimed at imaging device, on imaging device, utilize the action of hand to make corresponding operation, image collecting device is followed the trail of gesture, feed back to data storage device, finally carrying out view data coordinate setting by image processing apparatus and be converted into the peripheral hardware interactive devices such as mouse can operation signal, realize the operation to peripheral hardware interactive device.
Above the specific embodiment of invention be have been described in detail, but the present invention is not restricted to specific embodiment described above, it is just as example.To those skilled in the art, any equivalent modifications and alternative also all among category of the present invention.Therefore, equalization conversion and the modification done without departing from the spirit and scope of the invention, all should contain within the scope of the invention.
Claims (6)
1. a framing recognition system, is characterized in that, comprises imaging device and image indicating device, and described image indicating device is at the enterprising line operate image data generating of described imaging device;
Also comprise image collecting device, described image collecting device is for gathering the view data that described image indicating device carries out on described imaging device;
Also comprise image processing apparatus, described image processing system is for the treatment of the view data obtaining from described image collecting device;
Also comprise cordless communication network and peripheral hardware interactive device, described image processing system establishes a communications link by described cordless communication network and described peripheral hardware interactive device, carries out information interaction.
2. framing recognition system according to claim 1, it is characterized in that, also comprise data storage device, the view data obtaining for storing described image collecting device, described image processing apparatus obtains pending view data from described data storage device.
3. framing recognition system according to claim 1, it is characterized in that, described image collecting device comprises imageing sensor and generating laser, described generating laser is towards described imaging device setting, described generating laser is positioned at the image indication range of described imaging device, and described imageing sensor receives view data by described generating laser.
4. framing recognition system according to claim 3, is characterized in that, described orientation triggering device is nontransparent object arbitrarily.
5. framing recognition system according to claim 1, is characterized in that, described image collecting device comprises motion capture unit, and described motion capture unit is gathered as view data for the action that catches described image indicating device.
6. according to the framing recognition system described in claim 1-5 any one, it is characterized in that, described image processing apparatus comprises embedded processing unit, and described embedded processing unit comprises image enhancement processing module, for the view data obtaining is strengthened to processing; Also comprise detection and location unit, the image after described image enhancement processing resume module is detected, located; Also comprise Binary Sketch of Grey Scale Image processing unit, for the image after described detection and location cell processing cell processing is carried out to binary conversion treatment.
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| CN201310006522.8A CN103914186A (en) | 2013-01-08 | 2013-01-08 | Image location recognition system |
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| CN201310006522.8A CN103914186A (en) | 2013-01-08 | 2013-01-08 | Image location recognition system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104983424A (en) * | 2015-05-18 | 2015-10-21 | 吴同申 | Measuring tool used for orthopedics measurement |
| CN105511619A (en) * | 2015-06-26 | 2016-04-20 | 苏州大学 | Human-computer interaction control system and method based on vision infrared induction technology |
| CN109949621A (en) * | 2017-12-21 | 2019-06-28 | 北京丰信达科技有限公司 | A kind of touch of wisdom blackboard is given lessons technology |
| CN110702423A (en) * | 2019-09-16 | 2020-01-17 | 南京工程学院 | Dynamic stability analysis method and device for metro vehicle door system |
-
2013
- 2013-01-08 CN CN201310006522.8A patent/CN103914186A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104983424A (en) * | 2015-05-18 | 2015-10-21 | 吴同申 | Measuring tool used for orthopedics measurement |
| CN105511619A (en) * | 2015-06-26 | 2016-04-20 | 苏州大学 | Human-computer interaction control system and method based on vision infrared induction technology |
| CN105511619B (en) * | 2015-06-26 | 2019-01-29 | 苏州大学 | A kind of the human-computer interaction control system and method for view-based access control model infrared induction technology |
| CN109949621A (en) * | 2017-12-21 | 2019-06-28 | 北京丰信达科技有限公司 | A kind of touch of wisdom blackboard is given lessons technology |
| CN110702423A (en) * | 2019-09-16 | 2020-01-17 | 南京工程学院 | Dynamic stability analysis method and device for metro vehicle door system |
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Application publication date: 20140709 |