CN104657971A - Electronic device, control method and control unit for working conditions of electronic device - Google Patents
Electronic device, control method and control unit for working conditions of electronic device Download PDFInfo
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Abstract
The invention discloses a control method for working conditions of an electronic device, and the control method is applied to electronic devices. The electronic device comprises a first projection unit, a second projection unit and an image acquisition unit. The method comprises the following steps: acquiring a first image and/or a second image acquired by the image acquisition unit from a projection plane; performing characteristic analysis on the acquired first image and/or the second image to obtain first characteristic description information corresponding to the first image and/or second characteristic description information corresponding to the second image; querying a database according to the first characteristic description information and the second characteristic description information, comparing the first characteristic description information with the corresponding first characteristic comparison information stored in the database, and/or comparing the second characteristic description information with the corresponding second characteristic comparison information stored in the database, and controlling the first projection unit to be adjusted from the first working condition to a second working condition according to the comparison result. The invention further discloses the electronic device and a control unit.
Description
Technical field
The present invention relates to the control field of electronic equipment, particularly relate to the control method of a kind of electronic equipment and duty thereof, control module.
Background technology
In prior art, when realizing the working state control to the laser projector of electronic equipment, the mode of still a kind of manual adjustment repeatedly of employing, this mode not only complicated operation, operation easier and workload is large, and adjustment error is also very large.
Summary of the invention
In view of this, the invention provides the control method of a kind of electronic equipment and duty thereof, control module, at least to realize intelligentized, the high-precision adaptive control of the duty of the laser projector to electronic equipment.
Technical scheme of the present invention is achieved in that
A kind of control method of electronic device works state, be applied to electronic equipment, described electronic equipment comprises the first projecting cell, the second projecting cell and image acquisition units, described first projecting cell is used for projecting the first image to projection plane, and described first projecting cell is in the first duty, described second projecting cell is used for projecting the second image to described projection plane, and described image acquisition units is for gathering the image on described projection plane;
Described method comprises:
Obtain the first image and/or the second image that described image acquisition units collects from described projection plane;
Signature analysis is carried out to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image;
According to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.
A kind of electronic equipment, described electronic equipment comprises the first projecting cell, the second projecting cell and image acquisition units, described first projecting cell is used for projecting the first image to projection plane, and described first projecting cell is in the first duty, described second projecting cell is used for projecting the second image to described projection plane, and described image acquisition units is for gathering the image on described projection plane;
Described electronic equipment also comprises: control module, for obtaining the first image and/or the second image that described image acquisition units collects from described projection plane; Signature analysis is carried out to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image; According to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.
A kind of control module, be applied to electronic equipment, described electronic equipment also comprises the first projecting cell, the second projecting cell and image acquisition units, described first projecting cell is used for projecting the first image to projection plane, and described first projecting cell is in the first duty, described second projecting cell is used for projecting the second image to described projection plane, and described image acquisition units is for gathering the image on described projection plane;
Described control module comprises:
Image Acquisition subelement, for obtaining the first image and/or the second image that described image acquisition units collects from described projection plane;
Graphical analysis subelement, for carrying out signature analysis to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image;
State adjustment subelement, for according to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.
Control method, the control module of a kind of electronic equipment provided by the invention and duty thereof, achieve intelligentized, the high-precision adaptive control of the duty of the laser projector to electronic equipment.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the control method of a kind of electronic device works state of the embodiment of the present invention;
Fig. 2 is the perspective view of the electronic equipment of the embodiment of the present invention;
Fig. 3 is the composition structural representation of a kind of electronic equipment of the embodiment of the present invention;
Fig. 4 is the composition structural representation of a kind of control module of the embodiment of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the technical solution of the present invention is further elaborated.
The control method of a kind of electronic device works state that the embodiment of the present invention provides, be applied to electronic equipment, this electronic equipment comprises the first projecting cell, the second projecting cell and image acquisition units, described first projecting cell is used for projecting the first image to projection plane, and described first projecting cell is in the first duty, described second projecting cell is used for projecting the second image to projection plane, the image of described image acquisition units in acquired projections plane; As shown in Figure 1, mainly comprise the following steps:
Step 101, obtains the first image and/or the second image that image acquisition units collects from projection plane.
Step 102, carries out signature analysis to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image.
Step 103, according to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and database is compared, and control the first projecting cell according to comparative result and adjust to the second duty from the first duty.
Concrete, can according to the difference between described fisrt feature descriptor and described fisrt feature comparison information and/or the difference between second feature descriptor and described second feature comparison information, inquire about the state adjustable strategies prestored in described database and obtain corresponding state adjusted value, and adjust to the second duty according to described first projecting cell of described state adjusted value control from described first duty.
Preferably, before described first projecting cell is in the first duty, described method also comprises:
Obtain electronic equipment when being in the optimum Working of the first projecting cell and/or the second projecting cell under various circumstances respectively, the first image that image acquisition units collects from projection plane and/or the second image; Signature analysis is carried out to the first image collected under being in optimum Working and/or the second image, obtains corresponding fisrt feature comparison information and/or second feature comparison information stored in database; Generate the first projecting cell state adjustable strategies and stored in database.
That is, the control method shown in Fig. 1 at least comprises following three kinds of embodiments:
Mode one, first, when acquisition electronic equipment is in the optimum Working of the first projecting cell under various circumstances respectively, the first image that image acquisition units collects from projection plane, signature analysis is carried out to the first image collected under being in optimum Working, obtain corresponding fisrt feature comparison information stored in database, and the state adjustable strategies generating the first projecting cell is stored in database, the state adjustable strategies in mode one refers to the state adjustable strategies based on fisrt feature; Then, obtain the first image that when the first projecting cell is in the first duty, image acquisition units collects from projection plane, signature analysis is carried out to described first image obtained, obtain the fisrt feature descriptor of corresponding described first image; Again according to described fisrt feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in database, and adjusts to the second duty according to described first projecting cell of comparative result control from described first duty.Concrete, according to the difference between described fisrt feature descriptor and described fisrt feature comparison information, inquire about the state adjustable strategies prestored in described database and obtain corresponding state adjusted value, and adjust to the second duty according to described first projecting cell of described state adjusted value control from described first duty.
Mode two, first, when acquisition electronic equipment is in the optimum Working of the first projecting cell under various circumstances respectively, the second image that image acquisition units collects from projection plane, signature analysis is carried out to the second image collected under being in optimum Working, obtain corresponding second feature comparison information stored in database, and the state adjustable strategies generating the first projecting cell is stored in database, the state adjustable strategies in mode two refers to the state adjustable strategies based on second feature; Then, obtain the second image that when the first projecting cell is in the first duty, image acquisition units collects from projection plane, signature analysis is carried out to described second image obtained, obtain the second feature descriptor of corresponding described second image; Again according to described second feature descriptor Query Database, described second feature descriptor is compared with the corresponding second feature comparison information of preserving in database, and adjusts to the second duty according to described first projecting cell of comparative result control from described first duty.
Mode three, first, when acquisition electronic equipment is in the optimum Working of the first projecting cell under various circumstances respectively, the first image that image acquisition units collects from projection plane and the second image, respectively signature analysis is carried out to the first image collected under being in optimum Working and the second image, obtain corresponding fisrt feature comparison information and second feature comparison information stored in database, and the state adjustable strategies generating the first projecting cell is stored in database, state adjustable strategies in mode three refers to the state adjustable strategies based on fisrt feature and second feature, then, the first image and the second image that described image acquisition units when the first projecting cell is in the first duty collects from described projection plane is obtained, respectively signature analysis is carried out to described first image obtained and the second image, obtains the corresponding fisrt feature descriptor of described first image and the second feature descriptor of described second image of correspondence, again according to described fisrt feature descriptor and second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database, the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.
In above-mentioned several mode, described signature analysis is carried out to the first image, obtain the fisrt feature descriptor of corresponding described first image, can comprise: extract at least one characteristic area in described first image, and signature analysis is carried out to extracted characteristic area obtain corresponding provincial characteristics descriptor; The described provincial characteristics descriptor corresponding at least one characteristic area described is carried out the fisrt feature descriptor that Macro or mass analysis obtains described first image.
It should be noted that, in specific implementation process, described first projecting cell can be the laser projector of electronic equipment, and this laser projector is laser image to the first image that projection plane projects; Described second projecting cell can be the infrared light projection device of electronic equipment, and this infrared light projection device is infrared image to the second image that projection plane projects; Described image acquisition units can be the thermal camera of electronic equipment, and this thermal camera can gather described laser image and infrared image.
In addition, described fisrt feature descriptor can be the gray-scale value of the first image and/or the facula area of the first image, and described fisrt feature comparison information can be the comparison value of gray scale and/or facula area; Described second feature descriptor can be the size of described second image, and described second feature comparison information can be that area ratio is to value.
Below in conjunction with the perspective view of the electronic equipment shown in Fig. 2, illustrative example specifically sets forth the control method of the electronic device works state of the embodiment of the present invention.
Example one
In example one of the present invention, fisrt feature descriptor is the gray-scale value of the first image (i.e. laser image), and fisrt feature comparison information is gray scale comparison value; Electronic equipment is according to the duty of the gray-scale value adjustment laser projector of described first image.Specifically comprise following content:
First, obtain (laser projector 10 laser image projected on projection plane 01 has the display effect of the best) when electronic equipment is in the optimum Working of laser projector 10 under different distance condition (distance namely between electronic equipment and projection plane 01), the laser image (i.e. the laser image of optimal display result) that thermal camera 30 collects from projection plane 01, signature analysis is carried out to the best laser image collected, obtain corresponding gray scale comparison value, by the mapping relations (each gray scale comparison value that namely different distance is corresponding) of each gray scale comparison value and distance stored in database, in addition, the state adjustable strategies that electronic equipment also prestores for laser projector 10 is in database, and described state adjustable strategies comprises the mapping relations between the variable quantity of image intensity value and state adjusted value, then, electronic equipment obtains the laser image that when laser projector 10 is in the first duty, thermal camera 30 collects from projection plane 01, carries out signature analysis, obtain the gray-scale value of corresponding described laser image to the laser image obtained, again according to the gray-scale value of described laser image and distance when obtaining described laser image between electronic equipment and projection plane 01, Query Database, obtain and the gray scale comparison value corresponding to its same distance, the gray-scale value of described laser image and inquiry gained gray scale comparison value are compared the difference obtained between the two, and according to the state adjustable strategies in described difference Query Database, obtain corresponding state adjusted value, then adjust to the second duty according to described state adjusted value control laser projector 10 from described first duty.
Preferably, described state adjusted value can be the control variable of the DC control circuit to laser projector 10, such as: when by comparing, the gray-scale value of described laser image is less than corresponding gray scale comparison value, then show that the intensity of laser image is on the weak side, thus apply a negative sense feedback for the DC control circuit of laser projector 10, the working current of laser projector 10 is increased by the resistance reducing power controlling resistance in circuit, suitably to strengthen the intensity of the laser image that laser projector 10 projects away, it is made to reach or close to optimal display result; If the gray-scale value of described laser image is greater than corresponding gray scale comparison value, then show that the intensity of laser image is partially strong, thus apply a positive feedback for the DC control circuit of laser projector 10, the working current of laser projector 10 is reduced by the resistance of power controlling resistance in increasing circuit, suitably to weaken the intensity of the laser image that laser projector 10 projects away, it is made to reach or close to optimal display result.
Wherein, above-mentioned signature analysis is carried out to laser image, obtain the gray-scale value of corresponding described laser image, can specifically comprise: described laser image is divided into multiple characteristic area, extract at least one characteristic area in described laser image, and the gray-scale value that signature analysis obtains individual features region is carried out respectively to extracted characteristic area; Again average is got to the gray-scale value of the characteristic area obtained, using the gray-scale value of acquired results as described laser image.
Example two
In example two of the present invention, fisrt feature descriptor is the facula area of the first image (i.e. laser image), and fisrt feature comparison information is facula area comparison value; Electronic equipment is according to the duty of the facula area adjustment laser projector of described first image.Specifically comprise following content:
First, obtain (laser projector 10 laser image projected on projection plane 01 has the display effect of the best) when electronic equipment is in the optimum Working of laser projector 10 under different distance condition (distance namely between electronic equipment and projection plane 01), the laser image (i.e. the laser image of optimal display result) that thermal camera 30 collects from projection plane 01, signature analysis is carried out to the best laser image collected, obtain corresponding facula area comparison value, by the mapping relations (each facula area comparison value that namely different distance is corresponding) of each facula area comparison value and distance stored in database, in addition, the state adjustable strategies that electronic equipment also prestores for laser projector 10 is in database, and described state adjustable strategies comprises the mapping relations between the variable quantity of image spot area and state adjusted value, then, electronic equipment obtains the laser image that when laser projector 10 is in the first duty, thermal camera 30 collects from projection plane 01, carries out signature analysis, obtain the facula area of corresponding described laser image to the laser image obtained, again according to the facula area of described laser image, and distance when obtaining described laser image between electronic equipment and projection plane 01, Query Database, obtain and the facula area comparison value corresponding to its same distance, the facula area of described laser image and inquiry gained facula area comparison value are compared the difference obtained between the two, and according to the state adjustable strategies in described difference Query Database, obtain corresponding state adjusted value, control laser projector 10 according to described state adjusted value again and adjust to the second duty from described first duty.
Preferably, described state adjusted value can be the control variable of the DC control circuit to laser projector 10, such as: when by comparing, the facula area of described laser image is less than corresponding facula area comparison value, then show that the intensity of laser image is on the weak side, thus apply a negative sense feedback for the DC control circuit of laser projector 10, the working current of laser projector 10 is increased by the resistance reducing power controlling resistance in circuit, suitably to strengthen the intensity of the laser image that laser projector 10 projects away, it is made to reach or close to optimal display result; If the facula area of described laser image is greater than corresponding facula area comparison value, then show that the intensity of laser image is partially strong, thus apply a positive feedback for the DC control circuit of laser projector 10, the working current of laser projector 10 is reduced by the resistance of power controlling resistance in increasing circuit, suitably to weaken the intensity of the laser image that laser projector 10 projects away, it is made to reach or close to optimal display result.
Example three
In example three of the present invention, second feature descriptor is the size of the second image (i.e. infrared image), and second feature comparison information can be that area ratio is to value; Electronic equipment is according to the duty of the size adjustment laser projector of described second image.Specifically comprise following content:
First, obtain (laser projector 10 laser image projected on projection plane 01 has the display effect of the best) when electronic equipment is in the optimum Working of laser projector 10 under different distance condition (distance namely between electronic equipment and projection plane 01), the infrared image that thermal camera 30 collects from projection plane 01, signature analysis is carried out to the infrared image collected, obtain the area comparison value of corresponding infrared image, by the mapping relations (i.e. the area comparison value of each infrared image that different distance is corresponding) of the area comparison value of each infrared image and distance stored in database, in addition, the state adjustable strategies that electronic equipment also prestores for laser projector 10 is in database, and described state adjustable strategies comprises the mapping relations between the variable quantity of infrared image size and state adjusted value, then, electronic equipment obtains the infrared image that when laser projector 10 is in the first duty, thermal camera 30 collects from projection plane 01, carries out signature analysis, obtain the size of described infrared image to the laser image obtained, again according to the size of described infrared image and distance when obtaining described infrared image between electronic equipment and projection plane 01, Query Database, obtain and the area comparison value corresponding to its same distance, the size of described infrared image and inquiry gained area comparison value are compared the difference obtained between the two, and according to the state adjustable strategies in described difference Query Database, obtain corresponding state adjusted value, then adjust to the second duty according to described state adjusted value control laser projector 10 from described first duty.
Preferably, described state adjusted value can be the control variable of the DC control circuit to laser projector 10, such as: when by comparing, the size of described infrared image is less than corresponding area comparison value, then show that the intensity of the laser image that laser projector 10 projects away is on the weak side, thus apply a negative sense feedback for the DC control circuit of laser projector 10, the working current of laser projector 10 is increased by the resistance reducing power controlling resistance in circuit, suitably to strengthen the intensity of the laser image that laser projector 10 projects away, it is made to reach or close to optimal display result, if the size of described infrared image is greater than corresponding area comparison value, then show that the intensity of the laser image that laser projector 10 projects away is partially strong, thus apply a positive feedback for the DC control circuit of laser projector 10, the working current of laser projector 10 is reduced by the resistance of power controlling resistance in increasing circuit, suitably to weaken the intensity of the laser image that laser projector 10 projects away, it is made to reach or close to optimal display result.
It should be noted that, in specific implementation process, above-mentioned example one, example two and example three also can combination in any, the i.e. duty of the duty of the duty of electronic equipment according to the gray-scale value adjustment laser projector of the first image, the facula area adjustment laser projector according to the first image and the size adjustment laser projector according to the second image, can combination in any between these three kinds of adjustment modes.
The embodiment of the present invention additionally provides a kind of electronic equipment, as shown in Figure 3, described electronic equipment comprises the first projecting cell 10, second projecting cell 20 and image acquisition units 30, described first projecting cell 10 is for projecting the first image to projection plane, and described first projecting cell 10 is in the first duty, described second projecting cell 20 is for projecting the second image to described projection plane, and described image acquisition units 30 is for gathering the image on described projection plane;
Described electronic equipment also comprises: control module 40, is connected with image acquisition units 30 with the first projecting cell 10, second projecting cell 20, for obtaining the first image and/or the second image that described image acquisition units 30 collects from described projection plane; Signature analysis is carried out to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image; According to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.Described control module 40 also performs the relevant operation of projection for controlling the first projecting cell 10 and the second projecting cell, controls image acquisition units 30 and performs the operation relevant to image acquisition.
As one preferred embodiment, control module 40 is further used for, according to the difference between described fisrt feature descriptor and described fisrt feature comparison information and/or the difference between second feature descriptor and described second feature comparison information, inquire about the state adjustable strategies prestored in described database and obtain corresponding state adjusted value, and adjust to the second duty according to described first projecting cell 10 of described state adjusted value control from described first duty.
As one preferred embodiment, control module 40 is further used for, and extracts at least one characteristic area in the first image, and carries out signature analysis to extracted characteristic area and obtain corresponding provincial characteristics descriptor; The described provincial characteristics descriptor corresponding at least one characteristic area described is carried out the fisrt feature descriptor that Macro or mass analysis obtains described first image.
As one preferred embodiment, control module 40 is further used for, before the first projecting cell 10 is in the first duty, obtain described electronic equipment when being in the optimum Working of described first projecting cell 10 and/or the second projecting cell 20 under various circumstances respectively, the first image that described image acquisition units 30 collects from described projection plane and/or the second image; To described be in optimum Working under the first image of collecting and/or the second image carry out signature analysis, obtain corresponding fisrt feature comparison information and/or second feature comparison information stored in described database; Generate described first projecting cell 10 state adjustable strategies and stored in described database.
In specific implementation process, described first projecting cell 10 can be realized by the laser projector of electronic equipment, second projecting cell 20 can be realized by the infrared light projection device of electronic equipment, image acquisition units 30 can be realized by the thermal camera of electronic equipment, and control module 40 can be realized by the central processing unit of electronic equipment (CPU).Described electronic equipment can be mobile phone, portable computer etc.
Preferably, the composition structure of described control module 40 as shown in Figure 4, comprising:
Image Acquisition subelement 41, for obtaining the first image and/or the second image that image acquisition units 30 collects from projection plane;
Graphical analysis subelement 42, for carrying out signature analysis to the first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image;
State adjustment subelement 43, for according to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control the first projecting cell 10 according to comparative result and adjust to the second duty from described first duty.
As one preferred embodiment, state adjustment subelement 43 is further used for, according to the difference between described fisrt feature descriptor and described fisrt feature comparison information and/or the difference between second feature descriptor and described second feature comparison information, inquire about the state adjustable strategies prestored in described database and obtain corresponding state adjusted value, and adjust to the second duty according to described first projecting cell 10 of described state adjusted value control from described first duty.
As one preferred embodiment, graphical analysis subelement 42 is further used for, and extracts at least one characteristic area in described first image, and carries out signature analysis to extracted characteristic area and obtain corresponding provincial characteristics descriptor; The described provincial characteristics descriptor corresponding at least one characteristic area described is carried out the fisrt feature descriptor that Macro or mass analysis obtains described first image.
As one preferred embodiment, before described first projecting cell 10 is in the first duty,
Described Image Acquisition subelement 41 is further used for, obtain described electronic equipment when being in the optimum Working of described first projecting cell 10 and/or the second projecting cell 20 under various circumstances respectively, the first image that described image acquisition units 30 collects from described projection plane and/or the second image;
Described graphical analysis subelement 42 is further used for, to described be in optimum Working under the first image of collecting and/or the second image carry out signature analysis, obtain corresponding fisrt feature comparison information and/or second feature comparison information stored in described database; Generate described first projecting cell 10 state adjustable strategies and stored in described database.
In sum, the embodiment of the present invention is analyzed by the fisrt feature descriptor of the first image got image acquisition units and/or is analyzed the second feature descriptor of the second image, the first projecting cell carrying out intelligentized control electronic equipment according to this carries out duty adjustment, thus reaches one preferably duty; The control method control method compared to existing technology of the embodiment of the present invention, not only achieve intelligentized self-adaptative adjustment, and control accuracy is higher.In addition, due to can adaptive adjustment first projecting cell to one preferably duty, make the precision of the gesture identification of electronic equipment and success ratio also can remain on a higher level.
In several embodiment provided by the present invention, should be understood that, disclosed method, device and electronic equipment, can realize by another way.Apparatus embodiments described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, and as: multiple unit or assembly can be in conjunction with, maybe can be integrated into another system, or some features can be ignored, or do not perform.In addition, the coupling each other of shown or discussed each ingredient or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of equipment or unit or communication connection can be electrical, machinery or other form.
The above-mentioned unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, also can be distributed in multiple network element; Part or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in various embodiments of the present invention can all be integrated in a processing unit, also can be each unit individually as a unit, also can two or more unit in a unit integrated; Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form that hardware also can be adopted to add SFU software functional unit realizes.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that programmed instruction is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: movable storage device, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
Or, if the above-mentioned integrated unit of the embodiment of the present invention using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.Based on such understanding, the technical scheme of the embodiment of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprises some instructions and performs all or part of of method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server or the network equipment etc.).And aforesaid storage medium comprises: movable storage device, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (15)
1. the control method of an electronic device works state, be applied to electronic equipment, it is characterized in that, described electronic equipment comprises the first projecting cell, the second projecting cell and image acquisition units, described first projecting cell is used for projecting the first image to projection plane, and described first projecting cell is in the first duty, described second projecting cell is used for projecting the second image to described projection plane, and described image acquisition units is for gathering the image on described projection plane;
Described method comprises:
Obtain the first image and/or the second image that described image acquisition units collects from described projection plane;
Signature analysis is carried out to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image;
According to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.
2. the control method of electronic device works state according to claim 1, is characterized in that, describedly controls described first projecting cell according to comparative result and adjusts to the second duty from described first duty, comprising:
According to the difference between described fisrt feature descriptor and described fisrt feature comparison information and/or the difference between second feature descriptor and described second feature comparison information, inquire about the state adjustable strategies prestored in described database and obtain corresponding state adjusted value, and adjust to the second duty according to described first projecting cell of described state adjusted value control from described first duty.
3. the control method of electronic device works state according to claim 1, is characterized in that, describedly carries out signature analysis to the first image, obtains the fisrt feature descriptor of corresponding described first image, comprising:
Extract at least one characteristic area in described first image, and signature analysis is carried out to extracted characteristic area obtain corresponding provincial characteristics descriptor;
The described provincial characteristics descriptor corresponding at least one characteristic area described is carried out the fisrt feature descriptor that Macro or mass analysis obtains described first image.
4. the control method of duty according to claim 1, it is characterized in that, before described first projecting cell is in the first duty, described method also comprises:
Obtain described electronic equipment when being in the optimum Working of described first projecting cell and/or the second projecting cell under various circumstances respectively, the first image that described image acquisition units collects from described projection plane and/or the second image; To described be in optimum Working under the first image of collecting and/or the second image carry out signature analysis, obtain corresponding fisrt feature comparison information and/or second feature comparison information stored in described database; Generate described first projecting cell state adjustable strategies and stored in described database.
5. the control method of duty according to any one of Claims 1-4, is characterized in that,
Described fisrt feature descriptor is the gray-scale value of the first image and/or the facula area of the first image, and described fisrt feature comparison information is the comparison value of gray scale and/or facula area;
Described second feature descriptor is the size of described second image, and described second feature comparison information is area comparison value.
6. an electronic equipment, it is characterized in that, described electronic equipment comprises the first projecting cell, the second projecting cell and image acquisition units, described first projecting cell is used for projecting the first image to projection plane, and described first projecting cell is in the first duty, described second projecting cell is used for projecting the second image to described projection plane, and described image acquisition units is for gathering the image on described projection plane;
Described electronic equipment also comprises: control module, for obtaining the first image and/or the second image that described image acquisition units collects from described projection plane; Signature analysis is carried out to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image; According to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.
7. electronic equipment according to claim 6, it is characterized in that, described control module is further used for, according to the difference between described fisrt feature descriptor and described fisrt feature comparison information and/or the difference between second feature descriptor and described second feature comparison information, inquire about the state adjustable strategies prestored in described database and obtain corresponding state adjusted value, and adjust to the second duty according to described first projecting cell of described state adjusted value control from described first duty.
8. electronic equipment according to claim 6, it is characterized in that, described control module is further used for, and extracts at least one characteristic area in described first image, and carries out signature analysis to extracted characteristic area and obtain corresponding provincial characteristics descriptor; The described provincial characteristics descriptor corresponding at least one characteristic area described is carried out the fisrt feature descriptor that Macro or mass analysis obtains described first image.
9. electronic equipment according to claim 6, it is characterized in that, described control module is further used for, before described first projecting cell is in the first duty, obtain described electronic equipment when being in the optimum Working of described first projecting cell and/or the second projecting cell under various circumstances respectively, the first image that described image acquisition units collects from described projection plane and/or the second image; To described be in optimum Working under the first image of collecting and/or the second image carry out signature analysis, obtain corresponding fisrt feature comparison information and/or second feature comparison information stored in described database; Generate described first projecting cell state adjustable strategies and stored in described database.
10. electronic equipment according to any one of claim 6 to 9, is characterized in that,
Described fisrt feature descriptor is the gray-scale value of the first image and/or the facula area of the first image, and described fisrt feature comparison information is the comparison value of gray scale and/or facula area;
Described second feature descriptor is the size of described second image, and described second feature comparison information is area comparison value.
11. 1 kinds of control modules, be applied to electronic equipment, it is characterized in that, described electronic equipment also comprises the first projecting cell, the second projecting cell and image acquisition units, described first projecting cell is used for projecting the first image to projection plane, and described first projecting cell is in the first duty, described second projecting cell is used for projecting the second image to described projection plane, and described image acquisition units is for gathering the image on described projection plane;
Described control module comprises:
Image Acquisition subelement, for obtaining the first image and/or the second image that described image acquisition units collects from described projection plane;
Graphical analysis subelement, for carrying out signature analysis to described first image obtained and/or the second image, obtains the fisrt feature descriptor of corresponding described first image and/or the second feature descriptor of corresponding described second image;
State adjustment subelement, for according to described fisrt feature descriptor and/or second feature descriptor Query Database, described fisrt feature descriptor is compared with the corresponding fisrt feature comparison information of preserving in described database and/or the corresponding second feature comparison information of preserving in described second feature descriptor and described database is compared, and control described first projecting cell according to comparative result and adjust to the second duty from described first duty.
12. according to control module described in claim 11, it is characterized in that, described state adjustment subelement is further used for, according to the difference between described fisrt feature descriptor and described fisrt feature comparison information and/or the difference between second feature descriptor and described second feature comparison information, inquire about the state adjustable strategies prestored in described database and obtain corresponding state adjusted value, and adjust to the second duty according to described first projecting cell of described state adjusted value control from described first duty.
13. according to control module described in claim 11, it is characterized in that, described graphical analysis subelement is further used for, and extracts at least one characteristic area in described first image, and carries out signature analysis to extracted characteristic area and obtain corresponding provincial characteristics descriptor; The described provincial characteristics descriptor corresponding at least one characteristic area described is carried out the fisrt feature descriptor that Macro or mass analysis obtains described first image.
14., according to control module described in claim 11, is characterized in that, before described first projecting cell is in the first duty,
Described Image Acquisition subelement is further used for, obtain described electronic equipment when being in the optimum Working of described first projecting cell and/or the second projecting cell under various circumstances respectively, the first image that described image acquisition units collects from described projection plane and/or the second image;
Described graphical analysis subelement is further used for, to described be in optimum Working under the first image of collecting and/or the second image carry out signature analysis, obtain corresponding fisrt feature comparison information and/or second feature comparison information stored in described database; Generate described first projecting cell state adjustable strategies and stored in described database.
15., according to claim 11 to control module described in 14 any one, is characterized in that,
Described fisrt feature descriptor is the gray-scale value of the first image and/or the facula area of the first image, and described fisrt feature comparison information is the comparison value of gray scale and/or facula area;
Described second feature descriptor is the size of described second image, and described second feature comparison information is area comparison value.
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