CN204517950U - A kind of interactive adaptive projection shooting embedded controller - Google Patents
A kind of interactive adaptive projection shooting embedded controller Download PDFInfo
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- CN204517950U CN204517950U CN201420742691.8U CN201420742691U CN204517950U CN 204517950 U CN204517950 U CN 204517950U CN 201420742691 U CN201420742691 U CN 201420742691U CN 204517950 U CN204517950 U CN 204517950U
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Abstract
The utility model discloses a kind of interactive adaptive projection shooting embedded controller, relates to contactless projection field of photography.Comprise original image information (1), human body contour outline information extraction (2), embedded controller (3), self-defined calibration module (4) and external communication interface (5), view data is input to the input of human body contour outline information extraction (2) by described original image information (1), after the extraction of human body contour outline information extraction (2), the profile information of human body is input to embedded controller (3), set point in the profile information of human body and memory is carried out fuzzy matching by embedded controller (3), thus export corresponding control signal and stable vision signal.Described embedded controller (3) provides self-defined calibration module (4) and external communication interface (5), user can operate self-defined calibration module (4) according to actual requirement and finely tune projection screen and shooting screen, external communication interface (5) provides the interface with peripheral device communication, conveniently expands the function of embedded controller (3).The utility model can provide integrated design to the intelligent interaction platform in digital home effectively, for providing optimized integration by multi-point touch on the projection screen.
Description
Technical field
The present invention relates to contactless projection field of photography, particularly interactive adaptive projection shooting embedded controller.
Background technology
Along with the development of computer network and electronic technology, the theory of digital home has been put in practical application and has been gone, and wherein one of digital home large feature realizes man-machine interaction by different mutual contact modes, embodies intellectuality truly.Man-machine interaction is exactly the interaction mode between main controller and user.The combination of early stage man-machine interaction mode mainly screen and button, main controller is by on-screen display menus, and user selects according to the menu of the button pressed to screen or cancels, and this mode can realize the function of man-machine interaction reluctantly, but complicated operation, uses resource many.Occurred the combination replacing screen and button with touch-screen afterwards, be fused to by button in screen, user does not need operation push-button, but directly clicks the virtual key on screen, and this mode seems and more saves space, and operation is easier.But these man-machine interaction modes still need to use entity screen, adopt the clicking operation of contact just can complete input, so just can not people to conveniently demand.Therefore, a kind of can realization the man-machine interaction mode of staff as more natural input tool is needed.And interactive adaptive projection shooting, cater to the demand of Smart Home development, projection is not only used to realize virtual screen, also pass through the limb action of camera collection user as control information, realize contactless input, make the mode of man-machine interaction convenient, more can meet modern human needs.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide a kind of interactive adaptive projection shooting embedded controller, this system can provide integrated design to the intelligent interaction platform in digital home effectively, for providing optimized integration by multi-point touch on the projection screen.
Object of the present invention is realized by following technical scheme:
A kind of interactive adaptive projection shooting embedded controller of the present invention, comprise original image information (1), human body contour outline information extraction (2), embedded controller (3), self-defined calibration module (4) and external communication interface (5), view data is input to the input of human body contour outline information extraction (2) by described original image information (1), after the extraction of human body contour outline information extraction (2), the profile information of human body is input to embedded controller (3), set point in the profile information of human body and memory is carried out fuzzy matching by embedded controller (3), thus export corresponding control signal and stable vision signal.Described embedded controller (3) provides self-defined calibration module (4) and external communication interface (5), user can operate self-defined calibration module (4) according to actual requirement and finely tune projection screen and shooting screen, external communication interface (5) provides the interface with peripheral device communication, conveniently expands the function of embedded controller (3).
Compared with prior art, one or more embodiment of the present invention can have the following advantages by tool:
(1) caught the input of limb action as system of people by contactless camera technique, replace the man-machine interaction mode of conventional contact, realize intellectuality truly.
(2) use projecting apparatus as visual terminal, projection screen area is large, and projecting apparatus and camera integrate, and do not take too many physical space, and conveniently moving.
(3) open external communication interface, support ethernet communication and serial communication, the input mode of vision signal, except VGA, can also pass through network or serial mode, ensures the versatility of system.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, with embodiments of the invention jointly for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is system block diagram of the present invention;
Fig. 2 is human body contour outline information extracting system block diagram of the present invention;
Fig. 3 is human body contour outline information extraction flow chart of the present invention;
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
As shown in Figure 1, a kind of interactive adaptive projection shooting embedded controller of the present invention, comprise original image information (1), human body contour outline information extraction (2), embedded controller (3), self-defined calibration module (4) and external communication interface (5), view data is input to the input of human body contour outline information extraction (2) by described original image information (1), after the extraction of human body contour outline information extraction (2), the profile information of human body is input to embedded controller (3), set point in the profile information of human body and memory is carried out fuzzy matching by embedded controller (3), thus export corresponding control signal and stable vision signal.Described embedded controller (3) provides self-defined calibration module (4) and external communication interface (5), user can operate self-defined calibration module (4) according to actual requirement and finely tune projection screen and shooting screen, external communication interface (5) provides the interface with peripheral device communication, conveniently expands the function of embedded controller (3).
Described human body contour outline information extraction (2) comprises mean shift segmentation (21), color space conversion (22), Iamge Segmentation (23), extraction feature (24), image-region adjustment (25), stress release treatment (26).The output of original image information (1) is connected with the input of the mean shift segmentation (21) in human body contour outline information extraction (2), the output of mean shift segmentation (21) is connected with the input of color space conversion (22), the output of color space conversion (22) is connected with the input of Iamge Segmentation (23), the output of Iamge Segmentation (23) is connected with the input extracting feature (24), the output extracting feature (24) adjusts (25) input with image-region is connected, the output of image-region adjustment (25) is connected with the input of stress release treatment (26), the output of stress release treatment (26) is connected with the core processor (31) in described embedded controller (3).And extract feature (24), image-region adjustment (25), stress release treatment (26) adjustment of sensitivity input be connected with the output of the sensitivity processing unit (35) in embedded controller (3) respectively.
Image information is input to human body contour outline information extraction (2) by described original image information (1), binary image is obtained after (26) successively through mean shift segmentation (21), color space conversion (22), Iamge Segmentation (23), extraction feature (24), image-region adjustment (25), stress release treatment, obtain human body contour outline information by rim detection, the core processor (31) outputting to embedded controller (3) carries out fuzzy matching.
Described embedded controller (3) comprises core processor (31), video card (32), focus alignment unit (33), gradient alignment unit (34), sensitivity processing unit (35), gravity sensor (36).Focus alignment unit (33), gradient alignment unit (34), the output of gravity sensor (36) is connected with 3 inputs of core processor (31), the input of sensitivity processing unit (35) is connected with 1 input of core processor (31), the output of sensitivity processing unit (35) respectively with the extraction feature (24) in human body contour outline information extraction (2), image-region adjustment (25), the adjustment of sensitivity input of stress release treatment (26) is connected, by can the bidirectional interface of input and output be connected between core processor (31) with external communication interface (5).
Described core processor (31) adopts the flush bonding processor Armcore EVB C21 of full will double-core A20, and core processor (31) is by video card (32) outputting video signal.Core processor (31) obtains the drift condition of the distance horizontal plane of current embedded controller (3) by gravity sensor (36); Control gradient alignment unit (34) and gradient calibration is carried out to the projection information projected on screen; And focus alignment unit (33) can complete the self-adjusting to projecting lens focal length, can clearly show to reach projection signal; The image procossing threshold value that core processor (31) regulates the extraction feature (24) in human body profile information extraction (2) by sensitivity processing unit (35), image-region adjusts (25), stress release treatment (26), the extraction effect of dynamic corrections human body contour outline information.
Described external communication interface (5) comprises employing and has high-resolution USB interface, adopts the serial communication interface of RS232 communication protocol, adopts the R45 Ethernet interface of IEEE 802.15.3 procotol.
Described self-defined calibration module (4) comprises the ken and aims at alignment unit (41), environment aberration alignment unit (42), ambient brightness alignment unit (43).The output of ken aligning alignment unit (41), environment aberration alignment unit (42), ambient brightness alignment unit (43) is connected with the input of the core processor (31) of embedded controller (3) respectively.
The described ken aims at alignment unit (41) for inputting the registration signal of camera watch region and view field to the core processor (31) of embedded controller (3); Environment aberration alignment unit (42) is for the color calibration signal of core processor (31) the input projection video information to embedded controller (3); Ambient brightness alignment unit (43) is for the brightness regulated signal of core processor (31) the input projection to embedded controller (3).
As shown in Figure 2, it is human body contour outline information extracting system block diagram of the present invention, image information is input to human body contour outline information extraction (2) by original image information (1), binary image is obtained after (26) successively through mean shift segmentation (21), color space conversion (22), Iamge Segmentation (23), extraction feature (24), image-region adjustment (25), stress release treatment, obtain human body contour outline information by rim detection, the core processor (31) outputting to embedded controller (3) carries out fuzzy matching.
Described embedded controller (3) comprises core processor (31), video card (32), focus alignment unit (33), gradient alignment unit (34), sensitivity processing unit (35), gravity sensor (36).Focus alignment unit (33), gradient alignment unit (34), the output of gravity sensor (36) is connected with 3 inputs of core processor (31), the input of sensitivity processing unit (35) is connected with 1 input of core processor (31), the output of sensitivity processing unit (35) respectively with the extraction feature (24) in human body contour outline information extraction (2), image-region adjustment (25), the adjustment of sensitivity input of stress release treatment (26) is connected, by can the bidirectional interface of input and output be connected between core processor (31) with external communication interface (5).
As shown in Figure 3, be human body contour outline information extraction flow chart of the present invention, system electrification detect camera open situation.If open camera failure, again detect the insertion situation of camera.If open successfully, camera is set to can mode of operation.Load an original image information, mean shift segmentation is carried out to image, color space conversion is carried out to the segmentation image obtained, RGB color space is changed into hsv color space, isolate separately the information of each passage of H, S, V, from each channel signal, find out the area of skin color of human body of reddish violet mixing.The image information stress release treatment impact will processed subsequently, comprises the region that filtering saturation is too high or too low and filtering brightness is too high or too low, obtains binary image.The last profile information extracting human body from binary image, gives embedded controller (3) and carries out fuzzy matching.If identical with the gesture that prestores in memory, then export corresponding control signal, if it fails to match, that just gives up this original image information, then from camera, read next original image information.
Workflow of the present invention comprises:
(1) by the USB interface of external communication interface (5), the vision signal of Projection Display is wanted in input;
(2) from camera, obtain original image information (1), and convert image information to bmp form, pass into human body contour outline information extraction (2), finally export the profile information of human body;
(3) preset value in the profile information of human body and memory is carried out fuzzy matching, if the match is successful, perform the operation of setting, if it fails to match, give up the profile information of this human body, again from camera, obtain original image;
(4) embedded controller (3) obtains the drift condition of the distance horizontal plane of current embedded controller (3) according to gravity sensor (36), control gradient alignment unit (34) and gradient calibration is carried out to the projection information projected on screen, and focus alignment unit (33) can complete the self-adjusting to projecting lens focal length, can clearly show to reach projection signal;
(5) the image procossing threshold value of the extraction feature (24) in human body profile information extraction (2), image-region adjustment (25), stress release treatment (26) is regulated by sensitivity processing unit (35), the extraction effect of dynamic corrections human body contour outline information;
(6) to core processor (31) the input camera watch region of embedded controller (3) and the registration signal of view field, environment aberration alignment unit (42) is for the color calibration signal of core processor (31) the input projection video information to embedded controller (3), and ambient brightness alignment unit (43) is for the brightness regulated signal of core processor (31) the input projection to embedded controller (3);
(7) can as the input source of vision signal by the R45 Ethernet interface of the serial communication interface of the high-resolution USB interface of external communication interface (5), RS232 communication protocol, IEEE 802.15.3 procotol.
Although the execution mode disclosed by the present invention is as above, the execution mode that described content just adopts for the ease of understanding the present invention, and be not used to limit the present invention.Technical staff in any the technical field of the invention; under the prerequisite not departing from the spirit and scope disclosed by the present invention; any amendment and change can be done what implement in form and in details; but scope of patent protection of the present invention, the scope that still must define with appending claims is as the criterion.
Claims (5)
1. an interactive adaptive projection shooting embedded controller, it is characterized in that comprising original image information (1), human body contour outline information extraction (2), embedded controller (3), self-defined calibration module (4) and external communication interface (5), view data is input to the input of human body contour outline information extraction (2) by described original image information (1), after the extraction of human body contour outline information extraction (2), the profile information of human body is input to embedded controller (3), set point in the profile information of human body and memory is carried out fuzzy matching by embedded controller (3), thus export corresponding control signal and stable vision signal, described embedded controller (3) provides self-defined calibration module (4) and external communication interface (5), user can operate self-defined calibration module (4) according to actual requirement and finely tune projection screen and shooting screen, external communication interface (5) provides the interface with peripheral device communication, conveniently expands the function of embedded controller (3).
2. a kind of interactive adaptive projection shooting embedded controller according to claim 1, it is characterized in that, described human body contour outline information extraction (2) comprises mean shift segmentation (21), color space conversion (22), Iamge Segmentation (23), extraction feature (24), image-region adjustment (25), stress release treatment (26), the output of original image information (1) is connected with the input of the mean shift segmentation (21) in human body contour outline information extraction (2), the output of mean shift segmentation (21) is connected with the input of color space conversion (22), the output of color space conversion (22) is connected with the input of Iamge Segmentation (23), the output of Iamge Segmentation (23) is connected with the input extracting feature (24), the output extracting feature (24) adjusts (25) input with image-region is connected, the output of image-region adjustment (25) is connected with the input of stress release treatment (26), the output of stress release treatment (26) is connected with the core processor (31) in described embedded controller (3), and extract feature (24), image-region adjustment (25), stress release treatment (26) adjustment of sensitivity input be connected with the output of the sensitivity processing unit (35) in embedded controller (3) respectively,
Image information is input to human body contour outline information extraction (2) by described original image information (1), binary image is obtained after (26) successively through mean shift segmentation (21), color space conversion (22), Iamge Segmentation (23), extraction feature (24), image-region adjustment (25), stress release treatment, obtain human body contour outline information by rim detection, the core processor (31) outputting to embedded controller (3) carries out fuzzy matching.
3. a kind of interactive adaptive projection shooting embedded controller according to claim 1, it is characterized in that, described embedded controller (3) comprises core processor (31), video card (32), focus alignment unit (33), gradient alignment unit (34), sensitivity processing unit (35), gravity sensor (36), focus alignment unit (33), gradient alignment unit (34), the output of gravity sensor (36) is connected with 3 inputs of core processor (31), the input of sensitivity processing unit (35) is connected with 1 input of core processor (31), the output of sensitivity processing unit (35) respectively with the extraction feature (24) in human body contour outline information extraction (2), image-region adjustment (25), the adjustment of sensitivity input of stress release treatment (26) is connected, by can the bidirectional interface of input and output be connected between core processor (31) with external communication interface (5),
Described core processor (31) adopts the flush bonding processor Armcore EVB C21 of full will double-core A20, and core processor (31) is by video card (32) outputting video signal; Core processor (31) obtains the drift condition of the distance horizontal plane of current embedded controller (3) by gravity sensor (36); Control gradient alignment unit (34) and gradient calibration is carried out to the projection information projected on screen; And focus alignment unit (33) can complete the self-adjusting to projecting lens focal length, can clearly show to reach projection signal; The image procossing threshold value that core processor (31) regulates the extraction feature (24) in human body profile information extraction (2) by sensitivity processing unit (35), image-region adjusts (25), stress release treatment (26), the extraction effect of dynamic corrections human body contour outline information.
4. a kind of interactive adaptive projection shooting embedded controller according to claim 1, it is characterized in that, described external communication interface (5) comprises employing and has high-resolution USB interface, adopt the serial communication interface of RS232 communication protocol, adopt the R45 Ethernet interface of IEEE 802.15.3 procotol.
5. a kind of interactive adaptive projection shooting embedded controller according to claim 1, it is characterized in that, described self-defined calibration module (4) comprises the ken and aims at alignment unit (41), environment aberration alignment unit (42), ambient brightness alignment unit (43); The output of ken aligning alignment unit (41), environment aberration alignment unit (42), ambient brightness alignment unit (43) is connected with the input of the core processor (31) of embedded controller (3) respectively;
The described ken aims at alignment unit (41) for inputting the registration signal of camera watch region and view field to the core processor (31) of embedded controller (3); Environment aberration alignment unit (42) is for the color calibration signal of core processor (31) the input projection video information to embedded controller (3); Ambient brightness alignment unit (43) is for the brightness regulated signal of core processor (31) the input projection to embedded controller (3).
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| CN114079760A (en) * | 2020-08-18 | 2022-02-22 | 青岛海信电子产业控股股份有限公司 | Household appliance and projection method thereof |
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| CN114079760A (en) * | 2020-08-18 | 2022-02-22 | 青岛海信电子产业控股股份有限公司 | Household appliance and projection method thereof |
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