CN105954961A - Information processing method and projection equipment - Google Patents
Information processing method and projection equipment Download PDFInfo
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- CN105954961A CN105954961A CN201610298908.4A CN201610298908A CN105954961A CN 105954961 A CN105954961 A CN 105954961A CN 201610298908 A CN201610298908 A CN 201610298908A CN 105954961 A CN105954961 A CN 105954961A
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- Prior art keywords
- distance value
- signal
- distance
- projection
- projector equipment
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
Abstract
The invention discloses an information processing method and projection equipment. The method comprises the following steps: when projection equipment projects projection content, acquiring a first distance between the projection equipment and a first position on a projection bearing surface for bearing a projection picture and a second distance between the projection equipment and a second position on the projection bearing surface, wherein the first position is different from the second position; judging whether the relation between the first distance value and the second distance value meets preset conditions; and when the relation between the first distance value and the second distance value does not meet the preset conditions, adjusting projection parameters according to the first distance value and the second distance value in order to reduce the deformity of the projection picture. The information processing method and the projection equipment are disclosed in order to solve the technical problem that the arranging direction of projection equipment affects the display effect of pictures during use of the projection equipment in the prior art and to reduce the influence of the arranging direction on the display picture.
Description
Technical field
The present invention relates to electronic technology field, particularly to a kind of information processing method and projector equipment.
Background technology
The development of science and technology has driven the progress of society, the live and work of user, inhomogeneity for convenience
The electronic equipment of type is developed.
Wherein, projector equipment, a kind of picture on computer can be projected the electronic equipment on curtain, quilt
It is widely used in family, office, school and public place of entertainment, watches document, image and video tape to people
Carry out great convenience.When user uses projector equipment, first projector equipment is opened, then regulate throwing
The projecting direction of shadow equipment, so that picture can be normally displayed on the projection loading end such as curtain, wall.
Present inventor during technical scheme, finds that prior art is deposited in realizing the embodiment of the present application
In following technical problem: when the projecting direction of projector equipment is with projection loading end out of plumb, can lead and be projected out
Picture deform upon.In actual use, user is difficult to make projecting direction accurately when putting projector equipment
Normal to screen, and, in some uses environment, inconvenient may be perpendicular to project the position of loading end
Putting and put projector equipment, the picture causing user to watch is the picture deformed upon.Therefore, in prior art
When there is use projector equipment, the technical problem of the display effect of the ornaments aspect effect picture of projector equipment.
Summary of the invention
The embodiment of the present application provides a kind of information processing method and projector equipment, of the prior art in order to solve
When using projector equipment, the technical problem of the display effect of the ornaments aspect effect picture of projector equipment, real
Now reduce the ornaments direction technique effect on the impact of display picture.
On the one hand the embodiment of the present application provides a kind of information processing method, including:
When project content is projected by projector equipment, obtain described projector equipment and carrying projected picture
The first distance of primary importance on projection loading end, and described projector equipment with on described projection loading end
The second distance of the second position；Wherein, described primary importance is different with the described second position；
Judge whether the relation between described first distance value and described second distance value meets pre-conditioned；
When relation between described first distance value and described second distance value is unsatisfactory for pre-conditioned, according to
Described first distance value and described second distance value adjust projective parameter, so that described projected picture deformity degree fall
Low.
Optionally, the described projector equipment of described acquisition and first on the projection loading end of carrying projected picture
Second of the second position in the first distance put, and described projector equipment and described projection loading end away from
From, including:
The first signal and secondary signal is launched by optical transceiver；Wherein, described first signal and described second
The respective optical axis of signal is the most overlapping, and described first signal and the respective projecting direction of described secondary signal and throwing
Angle between shadow direction is less than 90 degree；
Receive the first feedback signal corresponding to described first signal and corresponding second anti-of described secondary signal
Feedback signal；Wherein, feedback position corresponding to described first feedback signal is described primary importance, and described
Feedback position corresponding to two feedback signals is the described second position；
According to launch described first signal the very first time, receive described first feedback signal the second time and
Signaling rate obtains described first distance；And according to launching the 3rd time of described secondary signal, connecing
The 4th time and the described signaling rate of receiving described second feedback signal obtain described second distance.
Optionally, the first projecting direction of described first signal and the second projecting direction phase of described secondary signal
For described projecting direction axisymmetricly, between described first distance value of described judgement and described second distance value
Relation whether meet pre-conditioned, including:
Judge that described first distance value and described second distance value are the most equal, when described first distance value and institute
State second distance value unequal time, characterize the relation between described first distance value and described second distance value not
Meet pre-conditioned.
Optionally, described adjust projective parameter according to described first distance value and described second distance value, including:
The first projecting direction according to described first signal pre-set is thrown with the second of described secondary signal
Angle value between shadow direction, described first distance value and described second distance value calculate described projecting direction
Yawing moment and deflection angle；
Projective parameter is adjusted according to described yawing moment and described deflection angle.
Optionally, described adjust projection objects according to described yawing moment and described deflection angle, including:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
Optionally, described according to described first distance value and described second distance value adjust projective parameter it
Before, described method also includes:
Exporting prompting message according to described deflection angle, wherein, described prompting message is used for pointing out user to adjust
Described projecting direction.
On the other hand the embodiment of the present application provides a kind of projector equipment, including:
First acquiring unit, for when project content is projected by described projector equipment, obtains described throwing
First distance of the primary importance on the projection loading end of shadow equipment and carrying projected picture, and described projection
The second distance of the second position on equipment and described projection loading end；Wherein, described primary importance and described
The second position is different；
First judging unit, for judging that the relation between described first distance value and described second distance value is
No meet pre-conditioned；
First adjustment unit, is discontented with for the relation between described first distance value and described second distance value
When foot is pre-conditioned, adjust projective parameter according to described first distance value and described second distance value, so that institute
State projected picture deformity degree to reduce.
The embodiment of the present application also provides for a kind of projector equipment, including:
Housing；
Sensor, is arranged in described housing, is used for when project content is projected by described projector equipment,
Obtain the first distance of described projector equipment and the primary importance on the projection loading end of carrying projected picture, with
And the second distance of described projector equipment and the second position on described projection loading end；Wherein, described first
Position is different with the described second position；
Processor, is arranged in described housing, is used for judging described first distance value and described second distance value
Between relation whether meet pre-conditioned；Pass between described first distance value and described second distance value
When system is unsatisfactory for pre-conditioned, adjust projective parameter according to described first distance value and described second distance value,
So that described projected picture deformity degree reduces.
Optionally, described sensor specifically for:
The first signal and secondary signal is launched by optical transceiver；Wherein, described first signal and described second
The respective optical axis of signal is the most overlapping, and described first signal and the respective projecting direction of described secondary signal and throwing
Angle between shadow direction is less than 90 degree；
Receive the first feedback signal corresponding to described first signal and corresponding second anti-of described secondary signal
Feedback signal；Wherein, feedback position corresponding to described first feedback signal is described primary importance, and described
Feedback position corresponding to two feedback signals is the described second position；
According to launch described first signal the very first time, receive described first feedback signal the second time and
Signaling rate obtains described first distance；And according to launching the 3rd time of described secondary signal, connecing
The 4th time and the described signaling rate of receiving described second feedback signal obtain described second distance.
Optionally, the first projecting direction of described first signal and the second projecting direction phase of described secondary signal
For described projecting direction axisymmetricly, described processor specifically for:
Judge that described first distance value and described second distance value are the most equal, when described first distance value and institute
State second distance value unequal time, characterize the relation between described first distance value and described second distance value not
Meet pre-conditioned.
Optionally, described processor specifically for:
The first projecting direction according to described first signal pre-set is thrown with the second of described secondary signal
Angle value between shadow direction, described first distance value and described second distance value calculate described projecting direction
Yawing moment and deflection angle；
Projective parameter is adjusted according to described yawing moment and described deflection angle.
Optionally, described processor specifically for:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
Optionally, described processor is additionally operable to:
Exporting prompting message according to described deflection angle, wherein, described prompting message is used for pointing out user to adjust
Described projecting direction.
Said one in the embodiment of the present application or multiple technical scheme, at least have one or more skills following
Art effect:
One, due to the technical scheme in the embodiment of the present application, use when project content is thrown by projector equipment
During shadow, obtain described projector equipment with carrying projected picture projection loading end on primary importance first away from
From, and the second distance of the second position on described projector equipment and described projection loading end；Wherein, institute
State primary importance different with the described second position；Judge between described first distance value and described second distance value
Relation whether meet pre-conditioned；Relation between described first distance value and described second distance value is not
When meeting pre-conditioned, adjust projective parameter according to described first distance value and described second distance value, so that
The technological means that described projected picture deformity degree reduces, so, when projector equipment is when projecting, can be certainly
Distance between projector equipment and two diverse locations projected on loading end that dynamic basis detects, determines throwing
Whether the condition making picture normally show is met, when determining described projection between shadow equipment and projection loading end
When the current location of equipment normally cannot show picture, then the automatic Current projection parameter adjustment to projector equipment
To making the projective parameter that picture normally shows, thus efficiently solve and of the prior art using projection to set
Time standby, the technical problem of the display effect of the ornaments aspect effect picture of projector equipment, it is achieved reduce ornaments side
Technique effect to the impact on display picture.
Two, due to the technical scheme in the embodiment of the present application, use described according to described first distance value and
Before described second distance value adjusts projective parameter, described method also includes: export according to described deflection angle
Prompting message, wherein, described prompting message is used for pointing out user the technological means adjusting described projecting direction,
So, when projector equipment detects that current location normally cannot show picture, it is possible not only to automatically projection
Parameter is adjusted, it is also possible to adjustment information is prompted to user, to remind user to current putting position
It is adjusted, it is achieved that strengthen the technique effect using motility of projector equipment.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only the embodiment of the present application, for those of ordinary skill in the art, do not paying creation
Property work on the premise of, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
The flow chart of a kind of information processing method that Fig. 1 provides for the embodiment of the present application one；
Fig. 2 is the specific implementation flow chart of step S101 in the embodiment of the present application one；
Fig. 3 A is that in the embodiment of the present application one, first signal and secondary signal the first launches schematic diagram；
Fig. 3 B is that the second of the first signal and secondary signal in the embodiment of the present application one launches schematic diagram；
Fig. 3 C is the third transmitting schematic diagram of the first signal and secondary signal in the embodiment of the present application one；
Fig. 4 is the specific implementation flow chart of step S103 in the embodiment of the present application one；
Fig. 5 A is the first specific algorithm schematic diagram in the embodiment of the present application one；
Fig. 5 B is the second specific algorithm schematic diagram in the embodiment of the present application one；
Fig. 6 A is the first image rectification schematic diagram in the embodiment of the present application one；
Fig. 6 B is the second image rectification schematic diagram in the embodiment of the present application one；
Fig. 7 is the schematic diagram of display alarm information in the embodiment of the present application one；
The structured flowchart of a kind of projector equipment that Fig. 8 provides for the embodiment of the present application two；
The structural representation of a kind of projector equipment that Fig. 9 provides for the embodiment of the present application three.
Detailed description of the invention
The embodiment of the present application provides a kind of information processing method and electronic equipment, of the prior art in order to solve
When using projector equipment, the technical problem of the display effect of the ornaments aspect effect picture of projector equipment, real
Now reduce the ornaments direction technique effect on the impact of display picture.
Technical scheme in the embodiment of the present application is to solve above-mentioned technical problem, and general thought is as follows:
When project content is projected by projector equipment, obtain described projector equipment and carrying projected picture
The first distance of primary importance on projection loading end, and described projector equipment with on described projection loading end
The second distance of the second position；Wherein, described primary importance is different with the described second position；
Judge whether the relation between described first distance value and described second distance value meets pre-conditioned；
When relation between described first distance value and described second distance value is unsatisfactory for pre-conditioned, according to
Described first distance value and described second distance value adjust projective parameter, so that described projected picture deformity degree fall
Low.
In technique scheme, use when project content is projected by projector equipment, obtain described throwing
First distance of the primary importance on the projection loading end of shadow equipment and carrying projected picture, and described projection
The second distance of the second position on equipment and described projection loading end；Wherein, described primary importance and described
The second position is different；Judge whether the relation between described first distance value and described second distance value meets pre-
If condition；When relation between described first distance value and described second distance value is unsatisfactory for pre-conditioned,
Projective parameter is adjusted, so that described projected picture is lopsided according to described first distance value and described second distance value
The technological means that degree reduces, so, when projector equipment is when projecting, can be automatically according to the throwing detected
The distance between two diverse locations on shadow equipment and projection loading end, determines projector equipment and projection carrying
Whether meet the condition making picture normally show between face, when determine the current location of described projector equipment without
When method normally shows picture, then the automatic Current projection parameter adjustment to projector equipment is to picture can be made normally to show
The projective parameter shown, thus efficiently solve of the prior art when using projector equipment, projector equipment
The technical problem of the display effect of ornaments aspect effect picture, it is achieved reduce the ornaments direction shadow to display picture
The technique effect rung.
In order to be better understood from technique scheme, below by accompanying drawing and specific embodiment to skill of the present invention
Art scheme is described in detail, it should be understood that the specific features in the embodiment of the present application and embodiment is to this
The detailed description of inventive technique scheme rather than the restriction to technical solution of the present invention, in the feelings do not conflicted
Under condition, the technical characteristic in the embodiment of the present application and embodiment can be combined with each other.
Embodiment one
Refer to Fig. 1, the flow chart of a kind of information processing method provided for the embodiment of the present application one, described
Method includes:
S101: when project content is projected by projector equipment, obtains described projector equipment and carrying projection
The first distance of primary importance on the projection loading end of picture, and described projector equipment holds with described projection
The second distance of the second position on section；Wherein, described primary importance is different with the described second position；
S102: judge whether the relation between described first distance value and described second distance value meets and preset bar
Part；
S103: the relation between described first distance value and described second distance value is unsatisfactory for pre-conditioned
Time, adjust projective parameter according to described first distance value and described second distance value, so that described projected picture
Deformity degree reduces.
In specific implementation process, described information processing method specifically may apply in projector, it is also possible to
It is that other are configured with the electronic equipment of projecting function, one schematically illustrates here, just differ.Described projection loading end
Can be specifically metope, it is also possible to be projection screen etc..In the embodiment of the present application, will set with described projection
Standby for projector, as a example by described projection loading end is metope, the method in the embodiment of the present application is carried out in detail
Thin description.
When method in using the embodiment of the present application carries out information processing, step S101 is first carried out, it may be assumed that
When project content is projected by projector equipment, obtain the projection of described projector equipment and carrying projected picture
In first distance of the primary importance on loading end, and described projector equipment and described projection loading end the
The second distance of two positions；Wherein, described primary importance is different with the described second position.
In specific implementation process, with described projector equipment as projector, described projection loading end is as projector
As a example by metope before camera lens, in described projector, need to pre-set a sensor, can be specifically light
Line sensor, such as laser sensor, infrared ray sensor etc., it is also possible to be sonic sensor, certainly, and this
Skilled person can also arrange other sensor according to actually used demand, in the embodiment of the present application
It is not restricted.The position of described projector specifically can be arranged on the top of projection lens, or lower section, when
So, it is also possible to be other positions.When projector is in opening, or when projector has detected transmission
During signal, sensor then obtain its with metope on the first distance of primary importance, and with the second position
Second distance.As, when sensor is laser sensor, come by sending the light projecting primary importance
Obtain the distance of sensor and primary importance；When sensor is sonic sensor, then by sending to first
The sound wave that position is propagated, obtains the distance of sensor and primary importance.Certainly, those skilled in the art are also
Can adopt and obtain in other ways, not be restricted.
In the embodiment of the present application, as a example by described sensor is as light sensor, come step S101
Specific implementation is described in detail.
Refer to Fig. 2, the specific implementation of step S101 is as follows:
S201: launch the first signal and secondary signal by optical transceiver；Wherein, described first signal and institute
State the respective optical axis of secondary signal the most overlapping, and described first signal and the respective projection side of described secondary signal
Angle between projecting direction is less than 90 degree；
S202: receive the first feedback signal corresponding to described first signal and described secondary signal corresponding
Two feedback signals；Wherein, the feedback position that described first feedback signal is corresponding is described primary importance, institute
State feedback position corresponding to the second feedback signal and be the described second position；
S203: according to launching the very first time of described first signal, receiving the second of described first feedback signal
Time and signaling rate obtain described first distance；And according to launch described secondary signal the 3rd time
Between, receive the 4th time of described second feedback signal and described signaling rate obtain described second away from
From.
In specific implementation process, as a example by light sensor is as laser sensor, when the power supply of projector is beaten
After opening and entering duty, be positioned at the laser sensor below projector lens the most respectively to projector
Projecting direction becomes two different directions of identical angle to launch laser signal, the respectively first signal and second
Signal, as shown in figs. 3 a-3 c, described angle is less than 90 degree；Meanwhile, the first signal launched in record
First launch time was 10:01:00am, and the second launch time launching secondary signal is 10:01:00am.When
After laser signal touches metope respectively, laser sensor, wherein, the first signal and metope will be returned to
Touch location is primary importance, and such as a in Fig. 3 A-Fig. 3 C, secondary signal with the touch location of metope is
For the second position, such as the b in Fig. 3 A-Fig. 3 C.Now, laser sensor can be respectively received and the first letter
Number the first corresponding reflected signal, and second reflected signal corresponding with secondary signal.Now, laser sensing
It is 10:01:00.000001am that device obtains out the time of advent of the first reflected signal, the arrival of the second reflected signal
Time is 10:01:00.0000011am, then by the launch time of the first signal and the first reflected signal
Determine that laser sensor is 0.000001*3*10 with the distance of a the time of advent8=300m；By the second letter
Number time of advent of launch time and the second reflected signal determine that laser sensor with the distance of b is
0.0000011*3*108=330m.
After having performed step S101, the method in the embodiment of the present application just performs step S102, it may be assumed that
Judge whether the relation between described first distance value and described second distance value meets pre-conditioned.
In the embodiment of the present application, due to the first projecting direction of described first signal and described secondary signal
Second projecting direction relative to described projecting direction axisymmetricly, therefore, the side of implementing of step S102
Formula is as follows:
Judge that described first distance value and described second distance value are the most equal, when described first distance value and institute
State second distance value unequal time, characterize the relation between described first distance value and described second distance value not
Meet pre-conditioned.
In specific implementation process, continue to use above-mentioned example, when laser sensor obtains the first of itself and position a
Distance is 300m, and after being 330m with the second distance of position b, the number that laser sensor just will obtain
According to the processor being sent to projector.Now, processor will determine that the two distance value that receives whether phase
With.Due to 330 ≠ 300, therefore, processor determines that the first distance value and second distance value are unsatisfactory for making picture
The condition that face normally shows.
After having performed step S102, the method in the embodiment of the present application just performs step S103, it may be assumed that
When relation between described first distance value and described second distance value is unsatisfactory for pre-conditioned, according to described
First distance value and described second distance value adjust projective parameter, so that described projected picture deformity degree reduces.
In the embodiment of the present application, refer to Fig. 4, the specific implementation of step S103 is as follows:
S401: according to the of the first projecting direction of described first signal pre-set and described secondary signal
Angle value between two projecting directions, described first distance value and described second distance value calculate described projection side
To yawing moment and deflection angle；
S402: adjust projective parameter according to described yawing moment and described deflection angle.
In specific implementation process, continue to use above-mentioned example, when the first distance value determined by the processor of projector
After unequal with second distance value, processor then needs according to the first distance value, second distance value and signal
Launch direction and the angle of projecting direction determine the current putting position of projector with to make picture normal
Yawing moment between the optimum position of display and angle.Specifically, as shown in figs. 5 a-b, its
The specific algorithm of deflection angle and yawing moment is as follows:
Determine that projector is to the vertical direction of metope, it is assumed that the first signal is α with the angle of described vertical direction,
The angle of secondary signal and described vertical direction is β, the first signal and secondary signal respectively with projecting direction
Angle is x, and when the first distance is more than second distance, as shown in Figure 5A, projector is partial to the first signal
One side, now, the yawing moment of projector is for deflect to the right, and deflection angle is α-x.And pass through equation
Formula: A*cos α=B*cos β and α=β+2x solves the concrete numerical value of x；When the first distance is less than second
During distance, as shown in Figure 5 B, projector deflection secondary signal, now, the deflection side of projector
To for deflecting to the left, deflection angle is β-x.And pass through equation: A*cos α=B*cos β and α=β-2x
Solve the concrete numerical value of x.
Then the processor of projector just adjusts projector according to the yawing moment calculated and deflection angle
Projective parameter so that projector is in the normal position showing picture.
In the embodiment of the present application, the specific implementation of step S402 is as follows:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
In specific implementation process, after the processor of projector obtains deflection angle and yawing moment, need root
According to deflection angle and direction, analyze the impact on projected picture shape.Then by image processing algorithm to figure
As carrying out pretreatment, the picture shape projected is made to keep normal.Referred to herein as image processing algorithm be
On the premise of ensureing image content, by image direction compression in rectangular broken line, specifically can be by existing
Image rectification technology in geometric correction or geometric distortion scheduling algorithm realize, as illustrated in figs. 6 a-6b.
In the embodiment of the present application, when projector judge current putting position be unsatisfactory for pre-conditioned after,
Before performing step S103, described method also includes:
Exporting prompting message according to described deflection angle, wherein, described prompting message is used for pointing out user to adjust
Described projecting direction.
In specific implementation process, when the processor of projector judges that the first distance value is not equal to second distance
During value, processor then uses above-mentioned identical method to calculate deflection angle and the yawing moment of projector, so
After, deflection angle and direction are exported on metope, prompting user adjusts the projecting direction of projection.And pass through
Sensor detects the first distance value and second distance value in real time, when the first distance value is equal to second distance value,
Prompting user completes to adjust, as shown in Figure 7.
If after projector exports above-mentioned information, in a Preset Time, in such as 5s, not detecting
Responding to user, now, projector then uses aforesaid way, automatically according to deflection angle and deflection side
It is adjusted to projecting direction.
Embodiment two
Based on the inventive concept identical with the embodiment of the present application one, refer to Fig. 8, for the embodiment of the present application two
The structured flowchart of a kind of projector equipment provided, described projector equipment includes:
First acquiring unit 101, for when project content is projected by described projector equipment, obtains institute
State the first distance of projector equipment and the primary importance on the projection loading end of carrying projected picture, and described
The second distance of the second position on projector equipment and described projection loading end；Wherein, described primary importance and
The described second position is different；
First judging unit 102, for judging the pass between described first distance value and described second distance value
It is pre-conditioned whether system meets；
First adjustment unit 103, for the relation between described first distance value and described second distance value
When being unsatisfactory for pre-conditioned, adjust projective parameter according to described first distance value and described second distance value, with
Described projected picture deformity degree is made to reduce.
In the embodiment of the present application two, the first acquiring unit 101 includes:
First transmitter module, for launching the first signal and secondary signal by optical transceiver；Wherein, described
First signal and the respective optical axis of described secondary signal are the most overlapping, and described first signal and described secondary signal
Angle between respective projecting direction and projecting direction is less than 90 degree；
First receiver module, for receiving the first feedback signal corresponding to described first signal and described second
The second feedback signal that signal is corresponding；Wherein, the feedback position that described first feedback signal is corresponding is described
Primary importance, feedback position corresponding to described second feedback signal is the described second position；
First acquisition module, for according to launch described first signal the very first time, receive described first anti-
Second time of feedback signal and signaling rate obtain described first distance；And according to launching described second
3rd time of signal, the 4th time receiving described second feedback signal and described signaling rate obtain
Described second distance.
In the embodiment of the present application two, the first projecting direction of described first signal and the of described secondary signal
Relative to described projecting direction axisymmetricly, the first judging unit 102 includes two projecting directions:
First judge module, is used for judging that described first distance value and described second distance value are the most equal, when
When described first distance value and described second distance value are unequal, characterize described first distance value and described second
Relation between distance value is unsatisfactory for pre-conditioned.
In the embodiment of the present application two, the first adjustment unit 103 includes:
First computing module, is used for the first projecting direction according to described first signal pre-set with described
Angle value between second projecting direction of secondary signal, described first distance value and described second distance value meter
Calculate yawing moment and the deflection angle of described projecting direction；
First adjusting module, for adjusting projective parameter according to described yawing moment and described deflection angle.
In the embodiment of the present application two, the first adjusting module includes:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
In the embodiment of the present application two, described projector equipment also includes:
First output unit 104, for according to described deflection angle export prompting message, wherein, described in carry
Awake information is used for pointing out user to adjust described projecting direction.
Embodiment three
Based on the inventive concept identical with the embodiment of the present application one, refer to Fig. 9, for the embodiment of the present application three
The structural representation of a kind of projector equipment provided, described projector equipment includes:
Housing 10；
Sensor 20, is arranged in housing 10, for project content being projected when described projector equipment
Time, obtain described projector equipment with carrying projected picture projection loading end on primary importance first away from
From, and the second distance of the second position on described projector equipment and described projection loading end；Wherein, institute
State primary importance different with the described second position；
Processor 30, is arranged in housing 10, is used for judging described first distance value and described second distance
It is pre-conditioned whether the relation between value meets；Between described first distance value and described second distance value
When relation is unsatisfactory for pre-conditioned, adjust projection ginseng according to described first distance value and described second distance value
Number, so that described projected picture deformity degree reduces.
In the embodiment of the present application three, sensor 20 specifically for:
The first signal and secondary signal is launched by optical transceiver；Wherein, described first signal and described second
The respective optical axis of signal is the most overlapping, and described first signal and the respective projecting direction of described secondary signal and throwing
Angle between shadow direction is less than 90 degree；
Receive the first feedback signal corresponding to described first signal and corresponding second anti-of described secondary signal
Feedback signal；Wherein, feedback position corresponding to described first feedback signal is described primary importance, and described
Feedback position corresponding to two feedback signals is the described second position；
According to launch described first signal the very first time, receive described first feedback signal the second time and
Signaling rate obtains described first distance；And according to launching the 3rd time of described secondary signal, connecing
The 4th time and the described signaling rate of receiving described second feedback signal obtain described second distance.
In specific implementation process, sensor 20 can be light sensor, such as infrared ray sensor, swashs
Optical sensors etc., it is also possible to be sonic sensor, certainly, those skilled in the art can also make according to actual
Other kinds of sensor is set by demand, is not restricted.
In the embodiment of the present application three, the first projecting direction of described first signal and the of described secondary signal
Two projecting directions relative to described projecting direction axisymmetricly, processor 30 specifically for:
Judge that described first distance value and described second distance value are the most equal, when described first distance value and institute
State second distance value unequal time, characterize the relation between described first distance value and described second distance value not
Meet pre-conditioned.
In the embodiment of the present application three, processor 30 specifically for:
The first projecting direction according to described first signal pre-set is thrown with the second of described secondary signal
Angle value between shadow direction, described first distance value and described second distance value calculate described projecting direction
Yawing moment and deflection angle；
Projective parameter is adjusted according to described yawing moment and described deflection angle.
In the embodiment of the present application three, processor 30 specifically for:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
In the embodiment of the present application three, processor 30 is additionally operable to:
Exporting prompting message according to described deflection angle, wherein, described prompting message is used for pointing out user to adjust
Described projecting direction.
By the one or more technical schemes in the embodiment of the present application, it is possible to achieve following one or more skills
Art effect:
One, due to the technical scheme in the embodiment of the present application, use when project content is thrown by projector equipment
During shadow, obtain described projector equipment with carrying projected picture projection loading end on primary importance first away from
From, and the second distance of the second position on described projector equipment and described projection loading end；Wherein, institute
State primary importance different with the described second position；Judge between described first distance value and described second distance value
Relation whether meet pre-conditioned；Relation between described first distance value and described second distance value is not
When meeting pre-conditioned, adjust projective parameter according to described first distance value and described second distance value, so that
The technological means that described projected picture deformity degree reduces, so, when projector equipment is when projecting, can be certainly
Distance between projector equipment and two diverse locations projected on loading end that dynamic basis detects, determines throwing
Whether the condition making picture normally show is met, when determining described projection between shadow equipment and projection loading end
When the current location of equipment normally cannot show picture, then the automatic Current projection parameter adjustment to projector equipment
To making the projective parameter that picture normally shows, thus efficiently solve and of the prior art using projection to set
Time standby, the technical problem of the display effect of the ornaments aspect effect picture of projector equipment, it is achieved reduce ornaments side
Technique effect to the impact on display picture.
Two, due to the technical scheme in the embodiment of the present application, use described according to described first distance value and
Before described second distance value adjusts projective parameter, described method also includes: export according to described deflection angle
Prompting message, wherein, described prompting message is used for pointing out user the technological means adjusting described projecting direction,
So, when projector equipment detects that current location normally cannot show picture, it is possible not only to automatically projection
Parameter is adjusted, it is also possible to adjustment information is prompted to user, to remind user to current putting position
It is adjusted, it is achieved that strengthen the technique effect using motility of projector equipment.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or meter
Calculation machine program product.Therefore, the present invention can use complete hardware embodiment, complete software implementation or knot
The form of the embodiment in terms of conjunction software and hardware.And, the present invention can use and wherein wrap one or more
Computer-usable storage medium containing computer usable program code (include but not limited to disk memory,
CD-ROM, optical memory etc.) form of the upper computer program implemented.
The present invention is with reference to method, equipment (system) and computer program product according to embodiments of the present invention
The flow chart of product and/or block diagram describe.It should be understood that can by computer program instructions flowchart and
/ or block diagram in each flow process and/or flow process in square frame and flow chart and/or block diagram and/
Or the combination of square frame.These computer program instructions can be provided to general purpose computer, special-purpose computer, embedding
The processor of formula datatron or other programmable data processing device is to produce a machine so that by calculating
The instruction that the processor of machine or other programmable data processing device performs produces for realizing at flow chart one
The device of the function specified in individual flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and computer or the process of other programmable datas can be guided to set
In the standby computer-readable memory worked in a specific way so that be stored in this computer-readable memory
Instruction produce and include the manufacture of command device, this command device realizes in one flow process or multiple of flow chart
The function specified in flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makes
Sequence of operations step must be performed to produce computer implemented place on computer or other programmable devices
Reason, thus the instruction performed on computer or other programmable devices provides for realizing flow chart one
The step of the function specified in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
Specifically, the computer program instructions that the information processing method in the embodiment of the present application is corresponding can be by
It is stored in CD, hard disk, on the storage medium such as USB flash disk, corresponding with information processing method when in storage medium
Computer program instructions read or when being performed by an electronic equipment, comprise the steps:
When project content is projected by projector equipment, obtain described projector equipment and carrying projected picture
The first distance of primary importance on projection loading end, and described projector equipment with on described projection loading end
The second distance of the second position；Wherein, described primary importance is different with the described second position；
Judge whether the relation between described first distance value and described second distance value meets pre-conditioned；
When relation between described first distance value and described second distance value is unsatisfactory for pre-conditioned, according to
Described first distance value and described second distance value adjust projective parameter, so that described projected picture deformity degree fall
Low.
Optionally, in described storage medium storage and step: obtain described projector equipment with carrying shadowgraph
The first distance of primary importance on the projection loading end in face, and described projector equipment and described projection carrying
The second distance of the second position on face, corresponding computer program instructions when executed, including:
The first signal and secondary signal is launched by optical transceiver；Wherein, described first signal and described second
The respective optical axis of signal is the most overlapping, and described first signal and the respective projecting direction of described secondary signal and throwing
Angle between shadow direction is less than 90 degree；
Receive the first feedback signal corresponding to described first signal and corresponding second anti-of described secondary signal
Feedback signal；Wherein, feedback position corresponding to described first feedback signal is described primary importance, and described
Feedback position corresponding to two feedback signals is the described second position；
According to launch described first signal the very first time, receive described first feedback signal the second time and
Signaling rate obtains described first distance；And according to launching the 3rd time of described secondary signal, connecing
The 4th time and the described signaling rate of receiving described second feedback signal obtain described second distance.
Optionally, the first projecting direction of described first signal and the second projecting direction phase of described secondary signal
For described projecting direction axisymmetricly, in described storage medium storage and step: judge described first away from
Whether the relation between distance values and described second distance value meets pre-conditioned, corresponding computer program instructions
When executed, including:
Judge that described first distance value and described second distance value are the most equal, when described first distance value and institute
State second distance value unequal time, characterize the relation between described first distance value and described second distance value not
Meet pre-conditioned.
Optionally, in described storage medium storage and step: according to described first distance value and described second
Distance value adjusts projective parameter, corresponding computer program instructions when executed, including:
The first projecting direction according to described first signal pre-set is thrown with the second of described secondary signal
Angle value between shadow direction, described first distance value and described second distance value calculate described projecting direction
Yawing moment and deflection angle；
Projective parameter is adjusted according to described yawing moment and described deflection angle.
Optionally, in described storage medium storage and step: according to described yawing moment and described deflection angle
Degree adjusts projection objects, corresponding computer program instructions when executed, including:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
Optionally, described storage medium also stores and has other computer program instructions, described other one
A little computer program instructions are with step: adjust projection according to described first distance value and described second distance value
It is performed before the computer program instructions execution that parameter is corresponding, including:
Exporting prompting message according to described deflection angle, wherein, described prompting message is used for pointing out user to adjust
Described projecting direction.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know base
This creativeness concept, then can make other change and amendment to these embodiments.So, appended right is wanted
Ask and be intended to be construed to include preferred embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification without deviating from this to the present invention
Bright spirit and scope.So, if the present invention these amendment and modification belong to the claims in the present invention and
Within the scope of its equivalent technologies, then the present invention is also intended to comprise these change and modification.
Claims (13)
1. an information processing method, including:
When project content is projected by projector equipment, obtain described projector equipment and carrying projected picture
The first distance of primary importance on projection loading end, and described projector equipment with on described projection loading end
The second distance of the second position；Wherein, described primary importance is different with the described second position；
Judge whether the relation between described first distance value and described second distance value meets pre-conditioned；
When relation between described first distance value and described second distance value is unsatisfactory for pre-conditioned, according to
Described first distance value and described second distance value adjust projective parameter, so that described projected picture deformity degree fall
Low.
2. the method for claim 1, it is characterised in that the described projector equipment of described acquisition with hold
Carry the first distance of the primary importance projected on loading end of projected picture, and described projector equipment is with described
The second distance of the second position on projection loading end, including:
The first signal and secondary signal is launched by optical transceiver；Wherein, described first signal and described second
The respective optical axis of signal is the most overlapping, and described first signal and the respective projecting direction of described secondary signal and throwing
Angle between shadow direction is less than 90 degree；
Receive the first feedback signal corresponding to described first signal and corresponding second anti-of described secondary signal
Feedback signal；Wherein, feedback position corresponding to described first feedback signal is described primary importance, and described
Feedback position corresponding to two feedback signals is the described second position；
According to launch described first signal the very first time, receive described first feedback signal the second time and
Signaling rate obtains described first distance；And according to launching the 3rd time of described secondary signal, connecing
The 4th time and the described signaling rate of receiving described second feedback signal obtain described second distance.
3. method as claimed in claim 2, it is characterised in that the first projection side of described first signal
To the second projecting direction with described secondary signal relative to described projecting direction axisymmetricly, described judgement institute
Whether the relation stated between the first distance value and described second distance value meets pre-conditioned, including:
Judge that described first distance value and described second distance value are the most equal, when described first distance value and institute
State second distance value unequal time, characterize the relation between described first distance value and described second distance value not
Meet pre-conditioned.
4. method as claimed in claim 2, it is characterised in that described according to described first distance value and
Described second distance value adjusts projective parameter, including:
The first projecting direction according to described first signal pre-set is thrown with the second of described secondary signal
Angle value between shadow direction, described first distance value and described second distance value calculate described projecting direction
Yawing moment and deflection angle；
Projective parameter is adjusted according to described yawing moment and described deflection angle.
5. the method for claim 1, it is characterised in that described according to described yawing moment with institute
State deflection angle and adjust projection objects, including:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
6. method as claimed in claim 4, it is characterised in that described according to described first distance value
Before adjusting projective parameter with described second distance value, described method also includes:
Exporting prompting message according to described deflection angle, wherein, described prompting message is used for pointing out user to adjust
Described projecting direction.
7. a projector equipment, including:
First acquiring unit, for when project content is projected by described projector equipment, obtains described throwing
First distance of the primary importance on the projection loading end of shadow equipment and carrying projected picture, and described projection
The second distance of the second position on equipment and described projection loading end；Wherein, described primary importance and described
The second position is different；
First judging unit, for judging that the relation between described first distance value and described second distance value is
No meet pre-conditioned；
First adjustment unit, is discontented with for the relation between described first distance value and described second distance value
When foot is pre-conditioned, adjust projective parameter according to described first distance value and described second distance value, so that institute
State projected picture deformity degree to reduce.
8. a projector equipment, including:
Housing；
Sensor, is arranged in described housing, is used for when project content is projected by described projector equipment,
Obtain the first distance of described projector equipment and the primary importance on the projection loading end of carrying projected picture, with
And the second distance of described projector equipment and the second position on described projection loading end；Wherein, described first
Position is different with the described second position；
Processor, is arranged in described housing, is used for judging described first distance value and described second distance value
Between relation whether meet pre-conditioned；Pass between described first distance value and described second distance value
When system is unsatisfactory for pre-conditioned, adjust projective parameter according to described first distance value and described second distance value,
So that described projected picture deformity degree reduces.
9. projector equipment as claimed in claim 8, it is characterised in that described sensor specifically for:
The first signal and secondary signal is launched by optical transceiver；Wherein, described first signal and described second
The respective optical axis of signal is the most overlapping, and described first signal and the respective projecting direction of described secondary signal and throwing
Angle between shadow direction is less than 90 degree；
Receive the first feedback signal corresponding to described first signal and corresponding second anti-of described secondary signal
Feedback signal；Wherein, feedback position corresponding to described first feedback signal is described primary importance, and described
Feedback position corresponding to two feedback signals is the described second position；
According to launch described first signal the very first time, receive described first feedback signal the second time and
Signaling rate obtains described first distance；And according to launching the 3rd time of described secondary signal, connecing
The 4th time and the described signaling rate of receiving described second feedback signal obtain described second distance.
10. projector equipment as claimed in claim 9, it is characterised in that the first throwing of described first signal
Penetrate the second projecting direction of direction and described secondary signal relative to described projecting direction axisymmetricly, described place
Reason implement body is used for:
Judge that described first distance value and described second distance value are the most equal, when described first distance value and institute
State second distance value unequal time, characterize the relation between described first distance value and described second distance value not
Meet pre-conditioned.
11. projector equipments as claimed in claim 9, it is characterised in that described processor specifically for:
The first projecting direction according to described first signal pre-set is thrown with the second of described secondary signal
Angle value between shadow direction, described first distance value and described second distance value calculate described projecting direction
Yawing moment and deflection angle；
Projective parameter is adjusted according to described yawing moment and described deflection angle.
12. projector equipments as claimed in claim 8, it is characterised in that described processor specifically for:
According to described yawing moment and described deflection angle, the image at described project content place is carried out image
Correction.
13. projector equipments as claimed in claim 11, it is characterised in that described processor is additionally operable to:
Exporting prompting message according to described deflection angle, wherein, described prompting message is used for pointing out user to adjust
Described projecting direction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610298908.4A CN105954961A (en) | 2016-05-06 | 2016-05-06 | Information processing method and projection equipment |
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|---|---|---|---|
| CN201610298908.4A CN105954961A (en) | 2016-05-06 | 2016-05-06 | Information processing method and projection equipment |
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| CN109307973A (en) * | 2017-07-27 | 2019-02-05 | 精工爱普生株式会社 | The control method of projector and projector |
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Application publication date: 20160921 |