Summary of the invention
In view of this, the embodiment of the present application provides a kind of control method and decoration based on projection-type display apparatus, with realityNow according to the default marker identified, the control of projected image in projection-type display apparatus is carried out, compared at present by answeringThe method for carrying out projection control with modes such as speech recognition, manually inputs, execution efficiency is higher, more convenient, improves user's bodyIt tests.
The embodiment of the present application provides a kind of control method based on projection-type display apparatus, is applied to Projection Display systemSystem, the projection display system includes controller, projection-type display apparatus and optical detection apparatus, and projection-type display apparatus is used forProjected image is projected in projected display region, the optical detection apparatus is used to acquire the image information in preset range,The described method includes:
Obtain the image information that the optical detection apparatus acquires within a preset range；
After being identified to described image information, judge in described image information with the presence or absence of preset marker；
If it exists, then the status information and location information of the marker are obtained；
There is incidence relation according to the status information of the marker, location information and the preset and markerInformation is controlled, the additional information that the projection-type display apparatus shows the marker in predeterminated position is controlled.
In an optional implementation manner, the additional information of the marker includes:
The attribute information of the marker, and/or, there is the content of the control information of incidence relation with the marker.
In an optional implementation manner, described according to the status information of the marker, location information and defaultThe control information with the marker with incidence relation, control projection-type display apparatus and in predeterminated position show the markThe additional information of will object includes:
There is incidence relation according to the status information of the marker, location information and the preset and markerThe control instruction that information generates additional information projected image is controlled, so that projection-type display apparatus is aobvious in response to the control instructionThe additional information projected image is shown.
In an optional implementation manner, the number of the marker is greater than or equal to two；
There is incidence relation according to the status information of the marker, location information and the preset and markerInformation is controlled, control projection-type display apparatus shows that the additional information of the marker includes: in predeterminated position
Had according to the status information of at least two marker, location information and the preset and at least markerRelevant control information, control projection-type display apparatus go out the additional letter of all markers in predeterminated position Overlapping displayBreath.
In an optional implementation manner, the method also includes:
Operation according to user to the marker obtains the updated status information of the marker and location information；
According to the updated status information of the marker and location information, projection-type display apparatus is controlled in predeterminated positionShow the updated additional information of the marker.
Second aspect, this application provides a kind of control devices based on projection-type display apparatus, are applied to Projection DisplaySystem, the projection display system include controller, projection-type display apparatus and optical detection apparatus, and projection-type display apparatus is usedIn projecting projected image in projected display region, the optical detection apparatus is used to acquire the image letter in preset rangeBreath, described device includes first acquisition unit, judging unit, second acquisition unit and first control unit:
The first acquisition unit, the image information acquired within a preset range for obtaining the optical detection apparatus；
The judging unit, for after identifying to described image information, judging whether deposit in described image informationIn preset marker；
The second acquisition unit, if for judging that there are preset markers in the object information, obtain instituteState the status information and location information of marker；
The first control unit, for according to the status information of the marker, location information and preset and instituteThe control information that marker has incidence relation is stated, the projection-type display apparatus is controlled in predeterminated position and shows the markThe additional information of object.
In an optional implementation manner, the additional information of the marker includes:
The attribute information of the marker, and/or, there is the content of the control information of incidence relation with the marker.
In an optional implementation manner, the first control unit is specifically used for:
There is incidence relation according to the status information of the marker, location information and the preset and markerThe control instruction that information generates additional information projected image is controlled, so that projection-type display apparatus is aobvious in response to the control instructionThe additional information projected image is shown.
In an optional implementation manner, the number of the marker is greater than or equal to two；First control is singleMember is specifically used for:
Had according to the status information of at least two marker, location information and the preset and at least markerRelevant control information, control projection-type display apparatus go out the additional letter of all markers in predeterminated position Overlapping displayBreath.
In an optional implementation manner, described device further include:
Third acquiring unit obtains the updated shape of the marker for the operation according to user to the markerState information and location information；
Second control unit, for controlling projection type according to the updated status information of the marker and location informationShow that equipment shows the updated additional information of the marker in predeterminated position.
It can be seen that the embodiment of the present application has the following beneficial effects:
Due to the embodiment of the present application be using optical detection apparatus acquisition preset range in image information, and to its intoAfter row image recognition, if judging wherein to have preset marker, status information and the position of the marker are further obtainedConfidence breath, in conjunction with the preset control information with the marker with incidence relation, control projection-type display apparatus is defaultPosition shows the additional information of the marker, since the embodiment of the present application is after carrying out image recognition, according to what is identifiedDefault marker carries out the display control of projected image in projection-type display apparatus, compared at present by using speech recognition,The method that the modes such as manually input carry out projection control, execution efficiency is higher, more convenient, improves user experience.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present applicationAttached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only thisApply for a part of the embodiment, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art existEvery other embodiment obtained under the premise of creative work is not made, shall fall in the protection scope of this application.
Technical solution provided by the present application in order to facilitate understanding below first carries out the research background of technical schemeSimple declaration.
With the development of multimedia technology and human-computer interaction, the man-machine interaction mode based on projected image has been obtained extensivelyUsing.In the human-computer interaction based on projected image, projection device forms projected image on a projection plane, in Projection Display areaIn domain, it is understood that there may be some objects that can be interacted with user, when user carries out interactive operation to these interactive objectsSimultaneously, it will usually control projection-type display apparatus by modes such as manual palpation, pressings and perform image display.But this interaction sideThe shortcomings that formula be it is complicated for operation, cumbersome, the experience of user is poor, also, the cost price of device is expensive, and there are certain limitationsProperty, even replace the modes such as manually input to carry out equipment control using speech recognition, there is also be easy by extraneous and noisy ringInterfere and cause the defect of identification mistake in border.
Based on this, present applicant proposes a kind of control methods based on projection-type display apparatus, applied to as shown in Figure 1Projection display system, the projection display system may include projection-type display apparatus 101, optical detection apparatus 102 and controller103.Wherein, projection-type display apparatus 101 in projected display region for projecting projected image, optical detection apparatus 102For acquiring the image information in preset range, and after getting the image information acquired in preset range, which is believedBreath is identified, to judge in image information with the presence or absence of preset marker 104 (banana 104 in such as figure), and if it exists,It then further obtains the status information of the marker and location information is sent to controller 103, so that controller 103 is according to markStatus information, location information and the preset control information with marker with incidence relation of object, control projection type are shownEquipment 101 shows the additional information of marker in predeterminated position, to realize according to the default marker identified, carries outThe control of projected image in projection-type display apparatus, compared at present by being carried out using the modes such as speech recognition, manually inputThe method for projecting control, execution efficiency is higher, more convenient, improves user experience.
Based on the above projection display system, the embodiment of the present application provides a kind of controlling party based on projection-type display apparatusMethod, next, the embodiment of the present application will be described in detail this method in conjunction with attached drawing.
Referring to fig. 2, it illustrates a kind of control methods based on projection-type display apparatus provided by the embodiments of the present applicationFlow chart, as shown in Fig. 2, this method comprises:
S201: the image information that optical detection apparatus acquires within a preset range is obtained.
In the present embodiment, in order to realize according to marker is preset, the control of projected image in projection-type display apparatus is carried outSystem, it is necessary first to get the image information acquired within a preset range using optical detection apparatus.
Specifically, it can use optical detection apparatus and periodically acquire image information within a preset range, and using nowHave or the following image-recognizing method occurred, image recognition is carried out to acquired image.It is a kind of optional in collection processIt is achieved in that, the test point of multiple acquisition images can be preset within a preset range, to obtain in preset rangeImage information, for example, as shown in figure 3, can be previously provided in the preset range so that view field is preset range as an exampleFive test points, to obtain the image information in each detection point range.Wherein, it should be noted that preset range can be withIt is configured according to the actual situation, the embodiment of the present application is not limited this, for example, can be by the projection of projection display apparatusRegion is set as preset range (as shown in Figure 3), alternatively, can also be equal by its peripheral regions centered on projection display apparatusIt is set as preset range etc..
S202: after being identified to image information, judge in image information with the presence or absence of preset marker.
In the present embodiment, it after getting the image information in preset range by step S201, may further useThe image-recognizing method of existing or future appearance carries out image recognition to it, to judge in the image information with the presence or absence of pre-If marker.If so, S203 is thened follow the steps, if it is not, thening follow the steps S204.
Wherein, marker refers to the pre-stored object for needing to show its projection information in projection display system,Such as toy car, apple, cup etc., also, be also previously stored in projection display system with marker with incidence relationControl information, to indicate that Projection Display goes out the related information content and format of marker.
S203: the status information and location information of marker are obtained.
In the present embodiment, if judging that there are preset markers in image information by step S202, for realityNow according to marker is preset, the control of projected image in projection-type display apparatus is carried out, needs further exist for getting the markerStatus information and location information.
Wherein, the status information of marker refers to the physical aspect of marker, such as, it is assumed that marker is a perfume (or spice)Any of several broadleaf plants as shown in Figure 1, then its status information may be a complete banana, or is eaten remaining banana skin etc. for one.MarkThe location information of will object refers to marker location within a preset range, can be indicated with coordinate information, specific tableThe mode of showing can be chosen according to the actual situation, and the embodiment of the present application is not limited this.
After the status information and location information for getting marker, subsequent step S205 may further be continued to execute.
S204: it is shown without projected image.
In the present embodiment, if judging there is no preset marker, nothing in image information by step S202Need Projection Display in relation to any marker relevant information.
S205: according to the status information of marker, location information and the preset control with marker with incidence relationInformation processed, control projection-type display apparatus show the additional information of marker in predeterminated position.
It in the present embodiment, may further after status information and location information that marker is obtained by step S203In conjunction with the control information with marker with incidence relation pre-stored in projection display system, projection-type display apparatus is controlledThe additional information of the marker is shown in predeterminated position.
Wherein, the additional information of marker refers to the attribute information of marker, and/or, have with marker and is associated withThe content of the control information of system.Such as, it is assumed that marker is apple, then its corresponding additional information can for apple type,The attribute informations such as ingredient, and/or, utilize the format of the project content of the projection-type display apparatus Projection Display apple related contentAnd specifying information etc..
For example: it is assumed that the marker identified is a banana, and has with marker and be associated withThe control information of system is to show this in a box for need the leftward position for being projected in banana using projection-type display apparatusThe attribute information of banana, then in specific implementation, as shown in figure 4, can control " marker of the projection-type display apparatus in figureAdditional information " instruction box in, the brief introduction of the banana " is belonged into plant, taste is fragrant, is rich in carbohydrate abundant and dimensionRaw element etc., plantation is in torrid areas extensively." Projection Display comes out.
In some possible implementations of the embodiment of the present application, step S205 may include: the state according to markerThere is the control information of incidence relation to generate additional information projected image for information, location information and the preset and markerControl instruction, so that projection-type display apparatus shows the additional information projected image in response to the control instruction.
In this implementation, the controller of projection display system is receiving the marker of optical detection apparatus transmissionAfter status information, location information, the control information with the marker with incidence relation that the system that can inquire stores in advance,And then the control instruction of the additional information projected image of the marker is generated, and be issued to projection-type display apparatus, so as toProjection-type display apparatus is in response to the control instruction, and in specified predeterminated position, Projection Display goes out additional information projected image.
For example: as shown in figure 4, controller is that intact state is believed in the banana for receiving optical detection apparatus transmissionAfter breath and the coordinate information of position, the needs that the system that can inquire stores in advance project in the box on the left of bananaIt shows the control information of banana brief introduction, and according to the control information, generates corresponding control instruction, then be issued to projectionType shows equipment, so that projection-type display apparatus is in response to the control instruction, in box shown in Fig. 4, Projection Display goes out perfumeThe related content of any of several broadleaf plants brief introduction.
In some possible implementations of the embodiment of the present application, after being identified to image information, it can recognize thatMarker number be greater than or equal to two, at this point, step S205 may include: according to the state of at least two markers believeBreath, location information and it is preset with this at least marker have incidence relation control information, control projection-type display apparatusGo out the additional information of all markers in predeterminated position Overlapping display.
In this implementation, if the number of the marker identified is greater than or waits after identifying to image informationIn two, and the classification of these markers may it is identical may also be different, for example may include apple, toy in these markersCar, cup etc..At this point it is possible to after the status information and location information for getting these markers, according to pre- in systemWhat is first stored has the control information of incidence relation with these markers, and control projection-type display apparatus is aobvious in predeterminated position superpositionThe additional information of these markers is shown.For example, it is assumed that these markers are apple, toy car, cup and four kinds of sofa, thenCan choose a certain space around these markers, and be classified as four layers, each layer of layering Projection Display go out apple,The additional information of toy car, cup and sofa, and not to be overlapped between each projection-display image, it is shown after superpositionClearly projected image out.
In some possible implementations of the embodiment of the present application, exist controlling projection-type display apparatus by step S205After predeterminated position shows the additional information of marker, that is, after the related content Projection Display to predeterminated position of marker, intoFollowing step A-B can also be performed in one step:
Step A: the operation according to user to marker obtains the updated status information of marker and location information.
In this implementation, when user operates the marker identified, for example move, dismantle, then intoOne step can operation according to user to marker, obtain the updated status information of marker and location information.Such as, it is assumed thatAfter user eats up the marker banana that Fig. 1 is shown, banana skin has been placed on the position beside former banana nearby, then it can be withIdentify that the updated state of marker is banana skin through the above steps, as shown in figure 5, can also further get the perfumeThe location information of any of several broadleaf plants skin, to execute subsequent step B.
Step B: according to the updated status information of marker and location information, projection-type display apparatus is controlled in default positionIt sets and shows the updated additional information of the marker.
After getting the updated status information of marker and location information by step A, system may further be combinedIn the pre-stored control information with updated marker with incidence relation, to control projection-type display apparatus defaultPosition shows the updated additional information of the marker.
For example: as shown in Figure 6, it is assumed that the updated marker identified is banana skin, and stored in systemThe control information with banana skin with incidence relation is the leftward position for needing to be projected in banana skin using projection-type display apparatusA box in show garbage classification information belonging to the banana skin, then can be according to the control information, shown in Fig. 6" accessory information of marker " instruction box in show that " banana skin belongs to wet refuse, and rubbish will select when launching can notRecycling dustbin is launched ".
In this way, being adopted in the control method provided by the present application based on projection-type display apparatus using optical detection apparatusCollect the image information in preset range, and after carrying out image recognition to it, if judging wherein to have preset marker,The status information and location information for further obtaining the marker, in conjunction with the preset control with the marker with incidence relationInformation processed, control projection-type display apparatus shows the additional information of the marker in predeterminated position, due to the embodiment of the present applicationIt is, according to the default marker identified, to carry out the display of projected image in projection-type display apparatus after carrying out image recognitionControl, compared to the method at present by carrying out projection control using the modes such as speech recognition, manually input, execution efficiency is moreHeight, it is more convenient, improve user experience.
Above-described embodiment describes the technical solution of the application method in detail, and correspondingly, present invention also provides a kind of basesIn the control device of projection-type display apparatus, the device is introduced below.
It is a kind of structure of control device based on projection-type display apparatus provided by the embodiments of the present application referring to Fig. 7, Fig. 7Schematic diagram, as shown in fig. 7, described device includes first acquisition unit 701, judging unit 702, second acquisition unit 703 andOne control unit 704:
The first acquisition unit 701, the image letter acquired within a preset range for obtaining the optical detection apparatusBreath；
The judging unit 702, for after being identified to described image information, judge in described image information whetherThere are preset markers；
The second acquisition unit 703, if for judging to obtain in the object information there are preset markerThe status information and location information of the marker；
The first control unit 704, for according to the status information of the marker, location information and it is preset withThe marker has the control information of incidence relation, controls the projection-type display apparatus in predeterminated position and shows the markThe additional information of will object.
Optionally, the additional information of the marker includes:
The attribute information of the marker, and/or, there is the content of the control information of incidence relation with the marker.
Optionally, the first control unit 704 is specifically used for:
There is incidence relation according to the status information of the marker, location information and the preset and markerThe control instruction that information generates additional information projected image is controlled, so that projection-type display apparatus is aobvious in response to the control instructionThe additional information projected image is shown.
Optionally, the number of the marker is greater than or equal to two；The first control unit 704 is specifically used for:
Had according to the status information of at least two marker, location information and the preset and at least markerRelevant control information, control projection-type display apparatus go out the additional letter of all markers in predeterminated position Overlapping displayBreath.
Optionally, described device further include:
Third acquiring unit obtains the updated shape of the marker for the operation according to user to the markerState information and location information；
Second control unit, for controlling projection type according to the updated status information of the marker and location informationShow that equipment shows the updated additional information of the marker in predeterminated position.
In this way, being adopted in the control device provided by the present application based on projection-type display apparatus using optical detection apparatusCollect the image information in preset range, and after carrying out image recognition to it, if judging wherein to have preset marker,The status information and location information for further obtaining the marker, in conjunction with the preset control with the marker with incidence relationInformation processed, control projection-type display apparatus shows the additional information of the marker in predeterminated position, due to the embodiment of the present applicationIt is, according to the default marker identified, to carry out the display of projected image in projection-type display apparatus after carrying out image recognitionControl, compared to the method at present by carrying out projection control using the modes such as speech recognition, manually input, execution efficiency is moreHeight, it is more convenient, improve user experience.
When introducing the element of various embodiments of the application, the article " one ", "one", " this " and " described " be intended toIndicate one or more elements.Word "include", "comprise" and " having " are all inclusive and mean in addition to listingExcept element, there can also be other elements.
It should be noted that those of ordinary skill in the art will appreciate that realizing the whole in above method embodiment or portionSplit flow is relevant hardware can be instructed to complete by computer program, and the program can be stored in a computerIn read/write memory medium, the program is when being executed, it may include such as the process of above-mentioned each method embodiment.Wherein, the storageMedium can be magnetic disk, CD, read-only memory (Read-Only Memory, ROM) or random access memory (RandomAccess Memory, RAM) etc..
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodimentDividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for device realityFor applying example, since it is substantially similar to the method embodiment, so describing fairly simple, related place is referring to embodiment of the methodPart explanation.The apparatus embodiments described above are merely exemplary, wherein described be used as separate part descriptionUnit and module may or may not be physically separated.Furthermore it is also possible to select it according to the actual needsIn some or all of unit and module achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not payingIn the case where creative work, it can understand and implement.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the artFor member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answeredIt is considered as the protection scope of the application.