CN104954713B - A kind of eye shield projection method and splicing projection arrangement - Google Patents
A kind of eye shield projection method and splicing projection arrangement Download PDFInfo
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- CN104954713B CN104954713B CN201510333401.3A CN201510333401A CN104954713B CN 104954713 B CN104954713 B CN 104954713B CN 201510333401 A CN201510333401 A CN 201510333401A CN 104954713 B CN104954713 B CN 104954713B
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Abstract
A kind of eye shield projection method of present invention offer and splicing projection arrangement, the eye shield projection method include：The first protection module of first projection arrangement is opened, first protection module is blocking the first emergent ray of corresponding face image；Detect the position of the face image, if the face image is moved to the boundary, determine that the face image is located at the first position parameter of first imaging region and the face image is located at the second position parameter of second imaging region, and it transmits the first instruction and gives second projection arrangement, second projection arrangement opens the second protection module of second projection arrangement according to first instruction, first protection module blocks the second emergent ray that first projection arrangement corresponds to the face image according to the first position parameter, second protection module blocks the third emergent ray that second projection arrangement corresponds to the face image according to the second position parameter.The security reliability of projection products is improved whereby.
Description
Technical field
The present invention relates to projection fields more particularly to a kind of eye shield projection method and splicing with human eye defencive function to throw
Image device.
Background technology
Projecting apparatus is a kind of equipment that can be projected image or video on perspective plane, can pass through different interfaces
Picture signal corresponding with the broadcasting that is connected such as computer, VCD, DVD, BD, game machine, DV or vision signal, reach large screen
Projection Display mode the splendid presentation of viewer and visual effect be provided.With the continuous development of electronic technology, projecting apparatus
It is widely used in education, business and family.
When using projection arrangement, for safety, the imaging that must effectively take precautions against projection arrangement injection is emitted directly toward people
It is damaged in eye, but actual conditions are, such injury situation is often likely to occur, such as：Use the opposite projection of projection arrangement
When face projects, pass by such as someone the space between projection arrangement and perspective plane when projection ray can be caused to inject human eye, it is special
It is not that in a meeting, speaker can inevitably step into the lively body language of arranging in pairs or groups of the space between projection arrangement and perspective plane and carry out shape
The narration report content of elephant, and strong light is caused to inject human eye.In general, the light energy that light beam enters human eye is smaller, more will not
Injure human eye；Conversely, human eye more can be injured.
Therefore, generally use face tracking technology is thrown with detecting face location to close or weaken in the prior art
It is mapped to the emergent ray at face position, to achieve the purpose that protect eyes.However, for splicing projection arrangement, it is moved through in people
Cheng Zhong, projection intersection, which will be fallen, to be captured in pick-up lens except picture, can not deal carefully with border issue, it will have the of short duration time
Human eye is allowed to receive the irradiation of imaging.
Therefore, it is necessary to a kind of novel eye shield projection method and splicing projection arrangement be designed, to overcome drawbacks described above.
Invention content
The purpose of the present invention is to provide a kind of eye shield projection method and splicing projection arrangements, can deal carefully with boundary and ask
Topic, in protecting injury of the human eye from the emergent light within the scope of imaging region.
In order to achieve the above objectives, the present invention provides a kind of eye shield projection methods, and for splicing optical projection system, which throws
Shadow system includes the first projection arrangement and the second projection arrangement, and first projection arrangement and second projection arrangement are mutually coupled,
And respectively to generate emergent ray to the first imaging region and the second imaging region, first imaging region and second imaging
Region has intersection, and first projection arrangement and second projection arrangement are detected respectively positioned at first imaging region and be somebody's turn to do
Face image within the scope of second imaging region, this method include：
Step S1 opens the first protection module of first projection arrangement, and first protection module is blocking corresponding people
First emergent ray of face image；
Step S2 detects the position of the face image, if the face image is located at first imaging region, executes step
S3；If the face image is moved to the boundary, step S4 is executed；If the complete face image is moved to second imaging area
Domain thens follow the steps S6；
Step S3, first protection module block the first emergent ray of the corresponding face image；
Step S4 determines that the face image is located at first position parameter and the face image position of first imaging region
It in the second position parameter of second imaging region, and transmits the first instruction and gives second projection arrangement, execute step S5；
Step S5, second projection arrangement open the second protection module of second projection arrangement according to first instruction,
First protection module blocks the second emergent light that first projection arrangement corresponds to the face image according to the first position parameter
Line, second protection module block the third outgoing that second projection arrangement corresponds to the face image according to the second position parameter
Light；
Step S6, opens second protection module of second projection arrangement, which blocks second throwing
Image device corresponds to the 4th emergent ray of the face image.
Preferably, step S1 further includes：It detects and judges whether there is complete face shadow in first imaging region
Picture, if so, opening first protection module of first projection arrangement, which blocks first projection arrangement
First emergent ray of the corresponding face image then continues to execute step S2；If it is not, being then not turned on first projection arrangement
First protection module, and be spaced the first preset time and return and execute step S1.
Preferably, step S4 further includes：It is located at first imaging region according to the first position parameter and storage
The complete face image determines that the face image is located at the second position parameter of second imaging region.
Preferably, step S1 further includes：The second request instruction is obtained, which is opened according to second request instruction
First protection module of image device.
Preferably, second request instruction is by touching first projection arrangement or pressing first projection arrangement
Entity key generates；Alternatively, second request instruction is to send out corresponding remote signal generation by controlling remote controler, wherein this is distant
Control device corresponds to first projection arrangement.
Preferably, after having executed step S2, it is spaced the second preset time, re-executes step S2.
Preferably, when the face image does not come across first imaging region, which closes；Work as the people
Face image does not come across second imaging region, which closes.
In order to achieve the above object, the present invention also provides a kind of splicing projection arrangements, including：
First projection arrangement, including：
The first noumenon, to generate emergent ray to first imaging region；
First protection module is coupled to the first noumenon, to block the first noumenon correspondence face image outgoing
Light；
First image acquisition equipment is coupled to first protection module, for detecting the face in first imaging region
Image；
Second projection arrangement, including：
Second ontology, to generate emergent ray to second imaging region, and first imaging region and this second one-tenth
As region has intersection；
Second protection module is coupled to second ontology and first protection module, to block pair of second ontology
Should face image emergent ray；
Second image acquisition equipment is coupled to second protection module, for detecting the people in second imaging region
Face image；
Wherein, when first protection module of first projection arrangement is opened,
If the position for the face image that the first image acquisition equipment detects is located at first imaging region, this
One protection module blocks the first emergent ray of the corresponding face image；
If the position that the first image acquisition equipment detects the face image is moved to the intersection, first protection
Module according to the location determination of the face image face image be located at first imaging region first position parameter and should
Face image is located at the second position parameter of second imaging region, and transmits the first instruction and give second protection module, this
Two protection modules obtain first instruction and open, which blocks the first noumenon according to the first position parameter
Second emergent ray of the corresponding face image, second protection module block second ontology pair according to the second position parameter
Should face image third emergent ray；
If the second image acquisition equipment, which detects the complete face image, is moved to second imaging region, this
Two projection arrangements open second protection module, which blocks second ontology and correspond to the 4th of the face image
Emergent ray.
Preferably, the first image acquisition equipment is detected and judges whether there is complete face in first imaging region
Image, if so, first projection arrangement opens first protection module, which blocks first projection arrangement
First emergent ray of the corresponding face image；If it is not, then first projection arrangement is not turned on first protection module.
Preferably, first protection module is located at the complete of first imaging region according to the first position parameter with what is stored
The whole face image determines that the face image is located at the second position parameter of second imaging region.
Compared with prior art, splicing projection arrangement of the invention is opened by the first protection module in the first projection arrangement
The position of face image is obtained in the state of opening, if face image is located at the first imaging region, the first protection module is blocked pair
The first emergent ray for answering face image, if face image is moved to intersection, it is determined that face image is located at the first imaging area
The first position parameter and face image in domain are located at the second position parameter of the second imaging region, and transmit the first instruction to the
Two projection arrangements, the second projection arrangement open the second protection module according to the first instruction, and the second protection module is according to first position
Parameter blocks the second emergent ray that the first projection arrangement corresponds to face image, and the second protection module hides according to second position parameter
Keep off the third emergent ray that the second projection arrangement corresponds to face image；If complete face image is moved to the second imaging region,
The second protection module is then opened, the second protection module blocks the 4th emergent ray that the second projection arrangement corresponds to face image.Such as
This, no matter user is located within the scope of the first imaging region, within the scope of the second imaging region or intersection, spelling of the invention
The emergent ray of corresponding face image can be blocked in time by connecing projection arrangement, be played a protective role to human eye, effectively prevent because
User can not be accurately and timely positioned at intersection the eyes for blocking the emergent light in the corresponding region of face and leading to user
The possibility to come to harm；And the present invention does not interfere with the normal play of splicing projection arrangement, without the broadcasting for interrupting picture.
Description of the drawings
The function block schematic diagram for the splicing projection arrangement that Fig. 1 is proposed by the embodiment of the present invention.
Fig. 2 is that the face image of the embodiment of the present invention is entirely located in the schematic diagram within the scope of the first imaging region.
Fig. 3 is the schematic diagram that face image corresponds to emergent ray in Occlusion Map 2.
Fig. 4 is that the face of the embodiment of the present invention is located at the schematic diagram of intersection.
Fig. 5 is the schematic diagram that face image corresponds to emergent ray in Occlusion Map 4.
Fig. 6 is that the face of the embodiment of the present invention is entirely located in the schematic diagram within the scope of the second imaging region.
Fig. 7 is the schematic diagram that face image corresponds to emergent ray in Occlusion Map 6.
The flow chart for the eye shield projection method that Fig. 8 is proposed by the embodiment of the present invention.
Specific implementation mode
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby coordinate embodiment detailed
It is described as follows.
Some vocabulary has been used in specification and claims to censure specific element.Have in fields
Usual skill is, it is to be appreciated that manufacturer may call the same element with different nouns.This specification and right are wanted
It asks book not in such a way that the difference of title is used as and distinguishes element, but differentiation is used as with the difference of element functionally
Criterion.It is open term in the " comprising " of specification in the whole text and claim mentioned in, therefore should be construed to " including but
It is not limited to ".
A kind of function block schematic diagram for splicing projection arrangement that Fig. 1 is provided by the embodiment of the present invention.Such as Fig. 1 and Fig. 2
Shown, splicing projection arrangement 1 includes the first projection arrangement 11 and the second projection arrangement 12, wherein the first projection arrangement 11 includes
The first noumenon 111, the first protection module 112 and the first image acquisition equipment 113, the first protection module 112 are coupled to first
Ontology 111 and the first image acquisition equipment 113, the first noumenon 111 is generating emergent light to the first imaging region A, the first shadow
As acquisition equipment 113 is used to detect the face image within the scope of the first imaging region；Second projection arrangement 12 includes the second ontology
121, the second protection module 122 and the second image acquisition equipment 123, the second protection module 122 be coupled to the second ontology 121,
Second image acquisition equipment 123 and the first protection module 112, the second ontology 121 is generating emergent light to the second imaging area
Domain B, the second image acquisition equipment 123 are used to detect the face image within the scope of the second imaging region B.Wherein, the first imaging area
Domain A is different from the second imaging region B and has intersection 20.
Wherein, referring to figs. 2 to shown in Fig. 7, when the first protection module 112 of the first projection arrangement 11 is opened, if first
The position for the face image 10 that image acquisition equipment 113 detects is located at the first imaging region A, then the first protection module 112 hides
First emergent ray of the corresponding face image of gear 10, so that emergent light does not inject human eye, to play a protective role (reference to human eye
Shown in Fig. 2 and Fig. 3)；If the position that the first image acquisition equipment 113 detects face image 10 is moved to intersection 20, the
Join the first position that one protection module 112 is located at the first imaging region A according to the location determination face image 10 of face image 10
Number and face image 10 are located at the second position parameter of the second imaging region B, and transmit the first instruction to the second protection module
122, the second protection module 122 obtains first and instructs and open, and the first protection module 112 blocks first according to first position parameter
Ontology 111 corresponds to the second emergent ray of face image 10, and the second protection module 122 blocks second according to second position parameter
Body 121 corresponds to the third emergent ray of face image 10, so that emergent light does not inject human eye, to play a protective role to human eye
(with reference to shown in Fig. 4 and Fig. 5)；If the second image acquisition equipment 123 detects complete face image 10 and is moved to the second imaging
Region B, then the second protection module 122 of the second projection arrangement 12 unlatching, the second protection module 122 block the second ontology 121 correspondence
4th emergent ray of face image 10, so that emergent ray does not inject human eye, played a protective role to human eye (with reference to Fig. 6
Shown in Fig. 7).Wherein, it refers to weakening or closing the emergent light for needing occlusion area to block, and but not limited to this.
In the present embodiment, whether the first image acquisition equipment 113 is detected and judges to have in the first imaging region A complete
Face image 10, if so, the first projection arrangement 11 opens the first protection module 112, the first protection module 112 blocks the first throwing
Image device 11 corresponds to the first emergent ray of face image 10, to protect injury of the human eye from emergent ray；If it is not, then first
Projection arrangement 11 is not turned on the first protection module 112.That is, in the present embodiment, the first projection arrangement 11 is having had with acquisition
Whole face image 10 is as the second request instruction opened the first protection module and started, when the first projection arrangement 11 receives the
When two request instructions, the first projection arrangement 11 opens the first protection module 112 according to the second request instruction.Preferably, if
When the face image that one projection arrangement 11 obtains is incomplete face image, the first projection arrangement control the first image of control is caught
It obtains device 113 to be spaced the first preset time acquisition face image 10 and judge, above step is executed according to judging result.In reality
In, the second request instruction can also be by touching the first projection arrangement 11 or pressing the entity of the first projection arrangement 11
Key generates；It is generated alternatively, the second request instruction sends out corresponding remote signal by controlling remote controler, wherein remote controler corresponds to the
One imaging region A or the first projection arrangement 11.Wherein, the first preset time by designer depending on actual conditions.
Furthermore the first protection module 112 is according to first position parameter with storage positioned at the complete of the first imaging region A
Face image determines that face image 10 is located at the second position parameter of the second imaging region.Wherein, first position parameter can be
For face image 10 in the position of the first imaging region A and size, second position parameter can be face image 10 in the second imaging
The position of region B and size, but not limited to this.Further, the first protection module 112 is located at first according to face image 10
The position of imaging region A and size and the complete face image 10 positioned at the first imaging region A of storage determine face shadow
The position for being located at the second imaging region B as 10 and size, with to 10 corresponding second emergent ray of face image and third outgoing
Light is blocked, to protect injury of the human eye from emergent ray.It should be strongly noted that first position parameter and
Two location parameters can also be it is any for the first protection module and the second protection module accurately block the first projection arrangement correspond to
The second emergent ray and the second projection arrangement of face image 10 correspond to the parameter of the third emergent ray of face image 10, specifically
By designer depending on actual conditions, it is not limited thereto.Also, block the model of the emergent ray of corresponding face image 10
Enclosing cannot be excessive, and being subject to can protect human eye to be injured from emergent ray, otherwise can influence the normal viewing of viewing person.
In practical application, the movement due to the use of person is a dynamic process, to avoid user from constantly moving
Emergent light injects human eye in the process, and to play a protective role to human eye, the first projection arrangement 11 and the second projection arrangement are controlled respectively
It makes the first image acquisition equipment 113 and the second image acquisition equipment 123 is spaced the second preset time and obtains face image 10, judge
10 corresponding emergent ray of face image is simultaneously blocked according to the position of face image 10 in the position of face image 10, with right
Human eye plays real-time protective effect.Wherein, the second preset time by designer depending on actual conditions.
In practical application, when face image 10 does not come across the first imaging region A, the first protection module 112 is closed,
I.e. when face is not located within the scope of the first imaging region A all, the first protection module 112 closing protection mechanism (such as Fig. 6 institutes
Show), until the first image acquisition equipment 113 detects complete face image 10 again again, then the first protection module 112 is opened
Protection mechanism, to protect injury of the human eye from emergent light；When face image 10 does not come across the second imaging region B, second
Protection module 122 is closed, i.e., when face is not located at the second imaging region B all, the second protection module 122 closes protection mechanism
(such as shown in Fig. 2), until the second image acquisition equipment 123 again again obtain complete face image 10, then second protection mould
Block 122 opens protection mechanism, to protect injury of the human eye from emergent light.
In the present embodiment, the first protection module 113 and the second protection module 123 are mutual by wired or wireless mode
Signal, such as USB are sent, but not limited to this.
Further, the first projection arrangement 11 and the second projection arrangement 12 can be used as an entirety while using, can also
It is used alone, and does not influence the implementation of protection mechanism, to protect the eyes of user to escape injury.And in practical application, it is
Cost-effective, the first projection arrangement 11 and the second projection arrangement can share some elements, such as 112 He of the first protection module
Second protection module 122 can be that an entirety is not limited thereto specifically by designer depending on actual conditions.
In conclusion shape of the splicing projection arrangement of the present invention by the first protection module unlatching in the first projection arrangement
The position of face image is obtained under state, if face image is located at the first imaging region, the first protection module blocks corresponding face
First emergent ray of image, if face image is moved to intersection, it is determined that face image is located at the of the first imaging region
One location parameter and face image are located at the second position parameter of the second imaging region, and transmit the first instruction to the second projection
Device, the second projection arrangement open the second protection module according to the first instruction, and the second protection module hides according to first position parameter
The second emergent ray that the first projection arrangement corresponds to face image is kept off, the second protection module blocks second according to second position parameter
Projection arrangement corresponds to the third emergent ray of face image；If complete face image is moved to the second imaging region, open
Second protection module, the second protection module block the 4th emergent ray that the second projection arrangement corresponds to face image.In this way, no matter
User is located in the first imaging region, within the scope of the second imaging region or intersection, and splicing of the invention projects
Device can block the emergent ray of corresponding face image in time, play a protective role, effectively prevented because of user to human eye
Positioned at intersection can not be accurately and timely the emergent light for blocking the corresponding region of face and cause the eyes of user to be hindered
Harmful possibility；And the present invention does not interfere with the normal play of splicing projection arrangement, without the broadcasting for interrupting picture.
In addition, the present invention also provides a kind of eye shield projection methods.Fig. 8 is please referred to, is provided by the embodiment of the present invention
The flow chart of eye shield projection method.Projection arrangement trapezoidal distortion correction method in Fig. 8 can utilize the splicing described in above-described embodiment to throw
Image device 1 realizes that the eye shield projection method that the present embodiment is provided includes the following steps：
Step S1, opens the first protection module of the first projection arrangement, and the first protection module is blocking corresponding face shadow
First emergent ray of picture；
Step S2 detects the position of face image, if face image is located at the first imaging region, executes step S3；If people
Face image is moved to boundary, executes step S4；If complete face image is moved to the second imaging region, then follow the steps
S6；
Step S3, the first protection module block the first emergent ray of corresponding face image；
Step S4 determines that face image is located at the first position parameter of the first imaging region and face image is located at second
The second position parameter of imaging region, and the first instruction is transmitted to the second projection arrangement, execute step S5；
Step S5, the second projection arrangement open the second protection module of the second projection arrangement according to the first instruction, and first protects
Shield module blocks the second emergent ray that the first projection arrangement corresponds to face image, the second protection module according to first position parameter
The third emergent ray that the second projection arrangement corresponds to face image is blocked according to second position parameter；
Step S6, opens the second protection module of the second projection arrangement, and the second protection module blocks the second projection arrangement pair
Answer the 4th emergent ray of face image.
Further, whether step S1 further includes detecting and judging in the first imaging region A to be complete face image
10, if so, opening the first protection module 112 of the first projection arrangement 11, the first protection module 112 blocks the first projection arrangement
11 correspond to the first emergent ray of face image 10, then continue to execute step S2；If it is not, being then not turned on the first projection arrangement 11
The first protection module 112, and be spaced the first preset time return to step S1.Wherein, block refers to weakening or closing
The emergent light of occlusion area is needed, but not limited to this.Wherein, the first preset time by designer according to actual conditions and
It is fixed.
Further step S4 further includes：According to first position parameter with storage positioned at the complete of the first imaging region A
Face image determine that face image 10 is located at the second position parameter of the second imaging region B.Wherein, first position parameter can be with
It is face image 10 in the position of the first imaging region A and size, second position parameter can be face image 10 in the second one-tenth
Position as region B and size, but not limited to this.Further, the first protection module 112 is located at the according to face image 10
The position of one imaging region A and size and the complete face image 10 positioned at the first imaging region A of storage determine face
Image 10 is located at position and the size of the second imaging region B, to go out to 10 corresponding second emergent ray of face image and third
It penetrates light to be blocked, to protect injury of the human eye from emergent ray.It should be strongly noted that first position parameter and
Second position parameter can also any accurately block the first projection arrangement pair for the first protection module and the second protection module
Answer face image 10 the second emergent ray and the second projection arrangement correspond to face image 10 third emergent ray parameter, tool
Body depending on actual conditions, is not limited thereto by designer.Also, block the emergent ray of corresponding face image 10
Range cannot be excessive, and being subject to can protect human eye to be injured from emergent ray, otherwise can influence the normal viewing of viewing person.
Further, step S1 further includes：The second request instruction is obtained, opening the first projection according to the second request instruction fills
Set 11 the first protection module 112.Further, the second request instruction is by touching the first projection arrangement 111 or pressing
The entity key of first projection arrangement 111 generates；Alternatively, the second request instruction is to send out corresponding remote control letter by controlling remote controler
It number generates, wherein remote controler corresponds to the first imaging region A or the first projection arrangement 111.
It is in mobile status due to the use of person and has executed step to preferably protect injury of the human eye from emergent ray
After rapid S2, it is spaced the second preset time, re-executes step S2, to be monitored in real time, real-time guard is carried out to human eye.Its
In, the second preset time is by designer depending on actual conditions.
In the present embodiment, the first protection module 113 and the second protection module 123 are mutual by wired or wireless mode
Signal, such as USB are sent, but not limited to this.
Further, the first projection arrangement 11 and the second projection arrangement 12 can be used as an entirety while using, can also
It is used alone, and does not influence the implementation of protection mechanism, to protect the eyes of user to escape injury.And in practical application, it is
Cost-effective, the first projection arrangement 11 and the second projection arrangement can share some elements, such as 112 He of the first protection module
Second protection module 122 can be that an entirety is not limited thereto specifically by designer depending on actual conditions.
To sum up, eye shield projection method provided by the invention includes opening the first protection module of the first projection arrangement, and first
Protection module is blocking the first emergent ray of corresponding face image；The position of face image is detected, if face image moves
To intersection, it is determined that face image is located at the first position parameter of the first imaging region and face image is located at the second imaging
The second position parameter in region, and the first instruction is transmitted to the second projection arrangement, the second projection arrangement is opened according to the first instruction
Second protection module of the second projection arrangement, the first protection module block the first projection arrangement according to first position parameter and correspond to people
Second emergent ray of face image, the second protection module block the second projection arrangement according to second position parameter and correspond to face image
Third emergent ray；When complete face image is moved to the second imaging region, then open the second projection arrangement second protects
Module is protected, the second protection module blocks the 4th emergent ray that the second projection arrangement corresponds to face image.In this way, no matter user
It is to be located within the scope of the first imaging region, be located within the scope of the second imaging region or be located at intersection, splicing of the invention is thrown
Image device can block the emergent ray of corresponding face image, protect the eyes of user, effectively prevent handing over because face is located at
The eye damage for blocking the emergent ray of corresponding face image and leading to user that can not be accurately and timely at boundary can
Can, achieve the purpose that improve product safety defencive function reliability；And the present invention does not interfere with the normal of splicing projection arrangement and broadcasts
It puts, without the broadcasting for interrupting picture.
The present invention is described by above-mentioned related embodiment, however above-described embodiment is only the example for implementing the present invention.
It must be noted that the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from the present invention spirit and
It is changed and retouched made by range, belongs to the scope of patent protection of the present invention.
Claims (10)
1. a kind of eye shield projection method, for splicing optical projection system, which includes the first projection arrangement and second
Projection arrangement, first projection arrangement and second projection arrangement are mutually coupled, and respectively generating emergent ray to first
Imaging region and the second imaging region, first imaging region be different from second imaging region, first imaging region with should
Second imaging region has intersection, and first projection arrangement and second projection arrangement are detected respectively positioned at first imaging
Face image within the scope of region and second imaging region, which is characterized in that this method includes：
Step S1 opens the first protection module of first projection arrangement, and first protection module is blocking corresponding face shadow
First emergent ray of picture；
Step S2 detects the position of the face image, if the face image is located at first imaging region, executes step S3；If
The face image is moved to the intersection, executes step S4；If the complete face image is moved to second imaging region,
Execute step S6；
Step S3, first protection module block the first emergent ray of the corresponding face image；
Step S4 determines that the face image is located at the first position parameter of first imaging region and the face image is located at this
The second position parameter of second imaging region, and transmit the first instruction and give second projection arrangement, execute step S5；
Step S5, second projection arrangement open the second protection module of second projection arrangement according to first instruction, this
One protection module blocks the second emergent ray that first projection arrangement corresponds to the face image according to the first position parameter, should
Second protection module blocks the third emergent ray that second projection arrangement corresponds to the face image according to the second position parameter；
Step S6, opens second protection module of second projection arrangement, which blocks the second projection dress
Set the 4th emergent ray of the corresponding face image.
2. eye shield projection method as described in claim 1, which is characterized in that step S1 further includes：Detect and judge this
Whether there is complete face image in one imaging region, if so, first protection module of first projection arrangement is opened,
First protection module blocks first emergent ray that first projection arrangement corresponds to the face image, then continues to execute step
Rapid S2；If it is not, it is then not turned on first protection module of first projection arrangement, and being spaced the return execution of the first preset time should
Step S1.
3. eye shield projection method as claimed in claim 2, which is characterized in that step S4 further includes：According to the first position
Parameter and complete face image positioned at first imaging region of storage determine that the face image is located at second imaging
The second position parameter in region.
4. eye shield projection method as described in claim 1, which is characterized in that step S1 further includes：The second request is obtained to refer to
It enables, first protection module of first projection arrangement is opened according to second request instruction.
5. eye shield projection method as claimed in claim 4, which is characterized in that second request instruction be by touch this first
Projection arrangement or the entity key for pressing first projection arrangement generate；Alternatively, second request instruction is remotely controlled by controlling
Device sends out corresponding remote signal and generates, and wherein the remote controler corresponds to first projection arrangement.
6. eye shield projection method as described in claim 1, which is characterized in that after having executed step S2, interval second is default
Time re-executes step S2.
7. eye shield projection method as described in claim 1, which is characterized in that when the face image does not come across first imaging
When region, which closes；When the face image does not come across second imaging region, which closes
It closes.
8. a kind of splicing projection arrangement, which is characterized in that including：
First projection arrangement, including：
The first noumenon, to generate emergent ray to the first imaging region；
First protection module is coupled to the first noumenon, to block the first noumenon correspondence face image emergent ray；
First image acquisition equipment is coupled to first protection module, for detecting the face image in first imaging region；
Second projection arrangement, including：
Second ontology, to generate emergent ray to the second imaging region, which is different from second imaging area
Domain, and first imaging region has intersection with second imaging region；
Second protection module is coupled to second ontology and first protection module, and the correspondence to block second ontology should
The emergent ray of face image；
Second image acquisition equipment is coupled to second protection module, for detecting the face shadow in second imaging region
Picture；
Wherein, when first protection module of first projection arrangement is opened,
If the position for the face image that the first image acquisition equipment detects is located at first imaging region, first guarantor
Shield module blocks the first emergent ray of the corresponding face image；
If the position that the first image acquisition equipment detects the face image is moved to the intersection, first protection module
It is located at the first position parameter and the face of first imaging region according to the location determination of the face image face image
Image is located at the second position parameter of second imaging region, and transmits the first instruction and give second protection module, second guarantor
Shield module obtains first instruction and opens, which blocks the first noumenon according to the first position parameter and correspond to
Second emergent ray of the face image, which blocks second ontology correspondence according to the second position parameter should
The third emergent ray of face image；
If the second image acquisition equipment, which detects the complete face image, is moved to second imaging region, second throwing
Image device opens second protection module, which blocks the 4th outgoing that second ontology corresponds to the face image
Light.
9. splicing projection arrangement as claimed in claim 8, which is characterized in that the first image acquisition equipment is detected and judges this
Whether there is complete face image in first imaging region, if so, first projection arrangement opens first protection module,
First protection module blocks first emergent ray that first projection arrangement corresponds to the face image；If it is not, then this first
Projection arrangement is not turned on first protection module.
10. splicing projection arrangement as claimed in claim 8, which is characterized in that first protection module is according to the first position
Parameter and complete face image positioned at first imaging region of storage determine that the face image is located at second imaging
The second position parameter in region.
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| CN107314788B (en) * | 2017-08-02 | 2024-01-26 | 惠科股份有限公司 | Optical inspection apparatus and optical inspection method |
| CN114745530B (en) | 2019-06-20 | 2023-06-09 | 青岛海信激光显示股份有限公司 | Projection method and apparatus |
| CN113296339A (en) * | 2020-02-24 | 2021-08-24 | 青岛海尔多媒体有限公司 | Method and device for protecting eyes of laser projection equipment and laser projection equipment |
| CN117119160B (en) * | 2023-10-24 | 2024-02-06 | 合肥联宝信息技术有限公司 | Projection control method and device, electronic equipment and storage medium |
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