CN104767934A - Information processing method and electronic equipment - Google Patents
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- CN104767934A CN104767934A CN201510122816.6A CN201510122816A CN104767934A CN 104767934 A CN104767934 A CN 104767934A CN 201510122816 A CN201510122816 A CN 201510122816A CN 104767934 A CN104767934 A CN 104767934A
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Abstract
The invention discloses an information processing method and electronic equipment. The information processing method is applied to first electronic equipment including a projection unit and an image capturing unit and comprises the steps of performing image capturing on a projection region through the image capturing unit, and adjusting the capturing focal length of the image capturing performed on the projection region by the image capturing unit to enable captured images captured by the image capturing unit to meet preset image conditions, wherein the capturing focal length forming the captured images meeting the preset image conditions serves as a first capturing focal length, and adjusting the projection focal length of the projection unit according to the first capturing focal length.
Description
Technical field
The present invention relates to field of information processing, particularly relate to a kind of information processing method and electronic equipment.
Background technology
Along with the development of electronic technology and information technology, the function of electronic equipment is more and more abundanter.The projecting cell that a lot of electronic equipment is all equipped with as electronic equipments such as mobile phone, panel computer or notebook computers; Described projecting cell for can launch projected light beam, and forms the structure of projected picture.
Usual mobile electronic device can not be permanently affixed at the place such as meeting room or classroom, may will be applied in different applied environments.The parameters such as the environmental parameter that different applied environments affects drop shadow effect is just different, the concrete projector distance as electronic equipment distance perspective plane.Due to the change of these applied environment parameters, the drop shadow effect causing needs to obtain expectation must readjust the projection focal length of projecting cell.
The method adjusting projection focal length in the prior art has two kinds:
The first: user manually adjusts, and obvious electronic equipment is not intelligent, and user operation is loaded down with trivial details.
The second: adopt laser or the checkout equipment such as infrared to carry out the detection of applied environment, and according to the testing result of checkout equipment, automatically control the Focussing of projecting cell.This method, obviously increases bar laser at electronic equipment or infraredly waits checkout equipment, adding the cost of electronic equipment undoubtedly, and cause complex structure and the volume increase of electronic equipment, and obviously this is develop with electronic equipment lightening contrary.
Summary of the invention
In view of this, the embodiment of the present invention is expected to provide a kind of information processing method and electronic equipment, with solve electronic equipment at least partly intelligent not or cost is high and bulky problem.
For achieving the above object, technical scheme of the present invention is achieved in that
Embodiment of the present invention first aspect provides a kind of information processing method, and be applied to and comprise in the first electronic equipment of projecting cell and image acquisition units, described method comprises: cross described image acquisition units and carry out IMAQ to view field; Adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length; Gather focal length according to described first, adjust the projection focal length of described projecting cell.
Preferably, described method also comprises: described projecting cell projects to view field, forms projected picture; Describedly by described image acquisition units, IMAQ is carried out to view field, comprising: described image acquisition units carries out IMAQ to described projected picture.
Preferably, described method also comprises: the environmental parameter being gathered described view field by described image acquisition units; The project content selecting to form described projected picture is determined according to described environmental parameter; Described projecting cell projects to described view field, forms projected picture, comprising: form projected light beam according to described project content, project to described view field and form described projected picture.
Preferably, described according to described first collection focal length, adjust the projection focal length of described projecting cell, comprising: gather according to described first the distance that focal length calculates described first electronic equipment and described view field; According to the described projection focal length of described distance adjustment.
Preferably, the described image acquisition units of described adjustment carries out the collection focal length of IMAQ to described view field, to make the collection image of described image acquisition units collection meet pre-set image condition, comprising: judge whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned; If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units; If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
Preferably, describedly judge whether the collection image of described image acquisition units collection meets pre-conditioned, comprising: the image-region described collection image being divided into M non-overlapping copies; Described M be not less than 2 integer; Determine whether image-region described at least one meets described image pre-conditioned; If it is pre-conditioned to have at least a described image-region to meet described image, then determine that described collection image meets described image pre-conditioned.
Preferably, describedly judge whether described collection image meets described pre-set image condition and comprise: judge whether described collection image meets and preset definition condition.
Embodiment of the present invention second aspect provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell and image acquisition units; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit: described image acquisition units, for carrying out IMAQ to view field; Gather Focussing unit, for adjusting described image acquisition units described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length; Projection focal length adjustment unit, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell.
Preferably, described projecting cell, for projecting to view field, forms projected picture; Described image acquisition units, specifically for carrying out IMAQ to projected picture; Described collection Focussing unit, to carry out the collection focal length of IMAQ, meeting pre-set image condition to make the collection image of described image acquisition units collection to described projected picture specifically for adjusting described image acquisition units; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length.
Preferably, described first electronic equipment also comprises project content determining unit; Described image acquisition units, also for gathering the environmental parameter of described view field; Project content determining unit, for determining the project content selecting to form described projected picture according to described environmental parameter; Described projecting cell, specifically for forming projected light beam according to described project content, projecting to described view field and forming described projected picture.
Preferably, described projection focal length adjustment unit, specifically for gathering according to described first the distance that focal length calculates described first electronic equipment and described view field; And according to the described projection focal length of described distance adjustment.
Preferably, described collection Focussing unit, specifically for judging whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned; If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units; If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
Preferably, described collection Focussing unit, specifically for being divided into the image-region of M non-overlapping copies by described collection image; Described M be not less than 2 integer; Determine whether image-region described at least one meets described image pre-conditioned; And if it is pre-conditioned to have at least a described image-region to meet described image, then determine that described collection image meets described image pre-conditioned.
Preferably, described collection Focussing unit, presets definition condition specifically for judging whether described collection image meets.
Information processing method described in the embodiment of the present invention and electronic equipment, adopt image acquisition units to the collection of view field and the adjustment gathering focal length, determine that gathering image meets the first pre-conditioned collection focal length of image, the adjustment that first collection focal length can be projection focal length provides reference, so just achieve the automatic adjustment to projection focal length of described electronic equipment, can be easy; And multiplexing image acquisition units of usually taking pictures for user and make a video recording carries out the adjustment of assisting projection focal length, improve the utilance of described image acquisition units, make use of the existing structure of electronic equipment more fully, the adjustment of projection focal length is achieved when not increasing the parts of electronic equipment, the structure of obvious described electronic equipment, volume, quality and hardware cost can remain unchanged, and can meet the demand that electronic equipment is lightening.
Accompanying drawing explanation
One of schematic flow sheet that Fig. 1 is the information processing method described in the embodiment of the present invention;
The schematic flow sheet two that Fig. 2 is the information processing method described in the embodiment of the present invention;
The schematic flow sheet three that Fig. 3 is the information processing method described in the embodiment of the present invention;
Fig. 4 is the structural representation of the electronic equipment described in the embodiment of the present invention;
Fig. 5 is the structural representation of embodiment of the present invention projecting cell.
Embodiment
Below in conjunction with Figure of description and specific embodiment technical scheme of the present invention done and further elaborate.
Embodiment of the method one:
As shown in Figure 1, the present embodiment provides a kind of information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
Step S110: IMAQ is carried out to view field by described image acquisition units;
Step S120: adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Step S130: gather focal length according to described first, adjust the projection focal length of described projecting cell.
The present embodiment first electronics setting tool body can be in the electronic equipments such as mobile phone, panel computer or notebook computer, and these electronic configurations can carry out the projecting cell projected and the image acquisition units of carrying out IMAQ.Usual described projecting cell can comprise projecting apparatus, and described image acquisition units can comprise the structure such as video camera or camera.
Described view field in described step S110 can be used in for projection shadow wall or projection screen etc. the region that described projecting cell carries out projecting.
Described first to gather focal length be in one or more collection focal lengths of using when carrying out described IMAQ of described image acquisition units one.
Electronic equipment, before projecting, in order to ensure drop shadow effect, needs the correction carrying out projection focal length, and information processing method described is in the present embodiment the method can carrying out projection focal length correction.The IMAQ etc. of the image acquisition units be included in same electronic equipment with described projecting cell is utilized to operate to carry out the adjustment of projection focal length in the present embodiment.Because described projecting cell and described image acquisition units are arranged in same electronic equipment, thus described image acquisition units and projecting cell or approximately equal equal with the distance of view field respectively.Therefore utilize this point in the present embodiment, the first focal length according to described image acquisition units is carried out the adjustment of the projection focal length of projecting cell.Adopt the adjustment carrying out projection focal length in this way, multiplexing can user to take a picture and the image acquisition units of shooting carries out the adjustment of projection focal length, the structure being exclusively used in and carrying out projection focal length adjustment need not be increased like this, obviously the advantage of the low cost of electronic equipment, small size and little quality can be maintained, carry out the adjustment of manual projection focal length simultaneously without user, improve the intelligent of electronic equipment.
Adjust described collection focal length in described step S120, the mode of any one collecting unit auto-focusing in prior art can be adopted adjust.When described adjustment gathers focal length, active auto-focusing mode can be adopted to carry out Focussing, passive type auto-focusing also can be adopted to carry out Focussing.Described active Focussing can be by view field's object emission light, and the light that detection of reflected is returned, utilize the modes such as range of triangle to carry out auto-focusing based on the light returned.The focusing of described passive type can be reflective from scenery self of direct receiving and analyzing, carries out the mode of auto-focusing.
Adjust projection focal length in described step S130 in the present embodiment, the position relationship between projection light source and projecting lens in adjustment projecting cell can be comprised, thus adjustment projection focal length etc.
Embodiment of the method two:
As shown in Figure 1, the present embodiment provides a kind of information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
Step S110: IMAQ is carried out to view field by described image acquisition units;
Step S120: adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Step S130: gather focal length according to described first, adjust the projection focal length of described projecting cell.
As shown in Figure 2, described in the present embodiment, method also comprises:
Step S111: described projecting cell projects to view field, forms projected picture;
Described step S110 can comprise: carry out IMAQ by described image acquisition units to projected picture; Described projected picture is the picture being formed in described view field, carries out IMAQ to described projected picture, is and gathers described projected picture.
Described step S120 can comprise: adjust described image acquisition units carries out IMAQ collection focal length to described projected picture, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length.
In the present embodiment, described method adds step S111, and described projected light beam by given content is formed projected light beam, and can be got to described view field by step S111, can change the light that described image acquisition units gathers from view field like this.By projecting to described view field, formed projected picture can avoid described in when being projected as full white region or full black region etc. not easily described collection image carry out the view gathering Focussing, the follow-up light be injected in image acquisition units of described view field can be changed by forming described projected picture, thus realize the rapid focus of described image acquisition units, to improve the response speed of projection focal length adjustment.
Embodiment of the method three:
As shown in Figure 1, the present embodiment provides a kind of information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
Step S110: IMAQ is carried out to view field by described image acquisition units;
Step S120: adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Step S130: gather focal length according to described first, adjust the projection focal length of described projecting cell.
As shown in Figure 2, described in the present embodiment, method also comprises:
Step S111: described projecting cell projects to view field, forms projected picture;
Described step S110 can comprise: carry out IMAQ by described image acquisition units to projected picture; Described projected picture is the picture being formed in described view field, carries out IMAQ to described projected picture, is and gathers described projected picture.
Described step S120 can comprise: adjust described image acquisition units carries out IMAQ collection focal length to described projected picture, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length.
As shown in Figure 3, described method also comprises:
Step S101: the environmental parameter being gathered described view field by described image acquisition units;
Step S102: determine the project content selecting to form described projected picture according to described environmental parameter;
Described step S111 can comprise:
Form projected light beam according to described project content, project to described view field and form described projected picture.
Because the projection environment of view field is different, can drop shadow effect be affected, also can effect diagram as collection effect.If the surround lighting of concrete view field is excessively bright, if the projected picture now formed is also partially white, image acquisition units will be caused like this cannot to capture the image information that enough contrast is large, thus cause focusing difficulty, thus will the focusing time gathering focal length be delayed, and the problem finally causing the adjustment response speed of projection focal length slow.
In order to solve the problem, described method in the present embodiment, first will gather environmental parameter by step S101; The project content of carrying out Focussing is determined according to environmental parameter.Described environmental parameter can comprise ambient brightness parameter and the environmental color parameter of view field.
In step s 102 according to the execution result of step S101, the environmental parameter of known view field, and select to facilitate image acquisition units to carry out gathering the project content of Focussing, as the project content in step S111.
Such as, if current environment brightness is large, then image that contrast is larger can be selected as described project content; If Current projection region is in yellow, then avoiding choosing has the image of a large amount of yellow information as described project content.
When specific implementation, can prestore in described electronic equipment and have multiple image for carrying out projection focal length collection adjustment; These images are described project content.The drop shadow effect of these images is different in different environments, can be respectively used to the projection of the view field of varying environment parameter, to accelerate the adjustment of projection focal length.
In concrete realization, described project content also can be any project content temporarily chosen, specifically as a part that user specifies projecting cell to carry out in the content projected; Or be currently stored in arbitrary content etc. in electronic equipment buffer memory.
In a word, the information processing method described in the present embodiment, by the collection of environmental parameter and the determination of project content, can facilitate the rapid adjustment of subsequent acquisition focal length and projection focal length.
Embodiment of the method four:
As shown in Figure 1, the present embodiment provides a kind of information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
Step S110: IMAQ is carried out to view field by described image acquisition units;
Step S120: adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Step S130: gather focal length according to described first, adjust the projection focal length of described projecting cell.
Described step S130 can comprise:
The distance that focal length calculates described first electronic equipment and described view field is gathered according to described first;
According to the described projection focal length of described distance adjustment.
Usual collection focal length is the distance in image acquisition units between lens centre to light-ray condensing point, if it is suitable to gather focal length, then the light of scioptics will be formed and gather image clearly in imaging plane.If once define enough images clearly, then according to gathering the ratio relation of focal length and object distance, can instead release now, the distance of lens centre in physical image collecting unit.This distance is approximately equal to the distance of described first electronic equipment and described projecting cell.
After this, when carrying out the adjustment of projection focal length, according to the distance between described first electronic equipment obtained and view field, adjust the projection focal length of described projecting cell.
Present embodiments provide a kind of method in a word, specifically how to gather focal length according to first of described image acquisition units fast, carry out the adjustment of projection focal length, have and realize simple and convenient advantage.
Embodiment of the method five:
As shown in Figure 1, the present embodiment provides a kind of information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
Step S110: IMAQ is carried out to view field by described image acquisition units;
Step S120: adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Step S130: gather focal length according to described first, adjust the projection focal length of described projecting cell.
Described step S120 can comprise:
Judge whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned;
If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units;
If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
In described step S120, described image acquisition units often once gathers the adjustment of focal length, then poor can collection accordingly forms at least one collection image, and whether the collection image formed is met to the judgement of pre-set image condition, if judge to meet described pre-set image condition, then current collection focal length is the first collection focal length that can be used for carrying out described projection focal length frame-skipping, otherwise proceed the adjustment next time gathering focal length, till knowing that acquisition meets described pre-conditioned collection image.
When specific implementation, occur in order to avoid the situation meeting pre-set image condition really cannot be obtained, described method can also judge whether the number of times that this carries out gathering Focussing reaches assign thresholds, if do not reach, proceed the adjustment gathering focal length, if reach, stop adjustment, can generate and display reminding information, inform that user automatically cannot carry out projection focal length adjustment and/or cannot automatically carry out the information such as the reason of projection focal length adjustment.
The user satisfaction of the intelligent of electronic equipment and user can be improved so further.
Embodiment of the method six:
As shown in Figure 1, the present embodiment provides a kind of information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
Step S110: IMAQ is carried out to view field by described image acquisition units;
Step S120: adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Step S130: gather focal length according to described first, adjust the projection focal length of described projecting cell.
Described step S120 can comprise:
Judge whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned;
If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units;
If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
Describedly judge whether the collection image of described image acquisition units collection meets pre-conditioned, comprising:
Described collection image is divided into the image-region of M non-overlapping copies; Described M be not less than 2 integer;
Determine whether image-region described at least one meets described image pre-conditioned; Specifically as determine the described image-region of m whether satisfied as described in image pre-conditioned, now, described m is the positive integer being not more than M
If it is pre-conditioned to have at least a described image-region to meet described image, then determine that described collection image meets described image pre-conditioned.
In the present embodiment in order to reduce the adjustment number of times gathering focal length and the response time reducing projection focal length adjustment further, collection image can be divided into the image-region of M non-overlapping copies in the present embodiment, then determine whether figure happiness region or the described image-region of part described in each meet image pre-conditioned, when have at least a described image-region meet described image pre-conditioned time, then determine that described collection image meets described image pre-conditioned.
When performing above-mentioned steps, following two kinds of modes at least can be divided into:
The first:
Determine whether M described image-region meets described image respectively pre-conditioned, if the information processing capability of electronic equipment is enough powerful, it is pre-conditioned that described electronic equipment disposablely can determine whether M described image-region meets image simultaneously;
Judging in the determination result that M image-region is corresponding, whether having that to have at least a determination result to show that the image-region of its correspondence meets image pre-conditioned.
Second method:
It is disposable that to judge whether image-region described in one or more meets described image pre-conditioned, if find that there is an image-region to meet described image pre-conditioned to meet described image pre-conditioned, then stop residual image region whether to meet the execution of the pre-conditioned judgement of image, the information processing capacity of electronic equipment can be reduced like this.
Certainly when specific implementation, judge whether described collection image meets image pre-conditioned, also can be when not conscientious image-region divides, image be gathered to view picture and whether meets the pre-conditioned judgement of image.
In a word, the information processing method described in the present embodiment, provides a kind of collection image that carries out fast and whether meets the pre-conditioned method with accelerating to gather Focussing of image, thus can improve the speed of response of projection focal length adjustment.
Embodiment of the method seven:
As shown in Figure 1, the present embodiment provides a kind of information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
Step S110: IMAQ is carried out to view field by described image acquisition units;
Step S120: adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Step S130: gather focal length according to described first, adjust the projection focal length of described projecting cell.
Describedly judge whether described collection image meets described pre-set image condition and comprise: judge whether described collection image meets and preset definition condition.
Usually, judge that whether described collection image meets and preset definition condition, determine by the contrast extracting various color in described collection image.Phenomenons such as whether occurring large area white group shadow is gathered in image as described in judge.Specifically how to judge that whether a sub-picture is enough clear in a word, whether can judge clearly image see of the prior art, be not just repeated at this.
In a word, information processing method described in the present embodiment, can apply and be combined with any one in said method embodiment, make described electronic equipment can intelligence the adjustment carrying out projection focal length, simultaneously not because of the adjustment of projection focal length, electronic equipment is caused to need to set up extra structure, to maintain electronic equipment cost, structure, volume and mass conservation.
Apparatus embodiments one:
As shown in Figure 4, the present embodiment provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell 110 and image acquisition units 120; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit:
Described first electronic equipment also comprises collection Focussing unit 130 and projection focal length adjustment unit 140:
Described image acquisition units 120, for carrying out IMAQ to view field;
Gather Focussing unit 130, for adjusting described image acquisition units 120 described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 120 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit 140, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell 110.
As shown in Figure 5, described projecting cell 110 generally includes the structure such as projection light source 101 and projecting lens 102, described projection light source 101 forms projected light beam, described projected light beam is transmitted electronic equipment by described projecting lens 102, formation has emanative projected light, forms projected picture the most at last in described view field 103.Described projection focal length can be the distance between projection light source 101 as shown in Figure 5 and projecting lens 102 center.The all lens in projecting cell 110 are only referred in the diagram with 1 piece of described projecting lens.When specific implementation, described projecting lens can comprise the combination of one or more lens.
Adjust described projection focal length in the present embodiment, can think to adjust the distance between described projection light source 101 and described projecting lens 102.
Described image acquisition units 120 can comprise camera or video camera etc. and have image collecting function structure.Usual image acquisition units also includes several and gathers lens and photosensitive sensor.Usual described photosensitive sensor is positioned on imaging plane for detecting the light from gathering lens input.
Described collection focal length can be regarded as the distance of the collection light accumulation point that described collection lens centre distance is formed.Described projection focal length can be regarded as the distance of described projection lens center distance projection light source.
The concrete structure gathering Focussing unit 130 and described projection focal length adjustment unit 140 described in the present embodiment all can comprise the Drive Structure that the relative position that can carry out lens and photosensitive sensor or lens and projection light source is moved, specifically as stepping motor can realize the adjustment of described collection focal length and projection focal length by methods such as mobile lens.
In addition, described electronic equipment also comprises the structures such as the processor with the information processing function, by the incidence relation between the first collection focal length and projection focal length, determine projection focal length adjustment parameter, described parameter can comprise the information operating process such as the number increase and decrease amount of relative position knots modification or projecting lens between projecting lens and projection light source, the selection of projecting lens.
Present embodiments provide a kind of electronic equipment in a word, the adjustment carrying out projection focal length that can be intelligent; And multiplexing image acquisition units carries out the adjustment of projection focal length, electronic equipment does not have extra setting up to be exclusively used in the structure of adjustment projection focal length, thus maintains the constant of the structure of electronic equipment, volume and quality.The utilance of described image acquisition units also improves; Electronic equipment described in obvious the present embodiment has intelligent height and the high advantage of software and hardware resources utilization rate.
Apparatus embodiments two:
As shown in Figure 4, the present embodiment provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell 110 and image acquisition units 120; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit:
Described first electronic equipment also comprises collection Focussing unit 130 and projection focal length adjustment unit 140:
Described image acquisition units 120, for carrying out IMAQ to view field;
Gather Focussing unit 130, for adjusting described image acquisition units 120 described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 120 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit 140, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell 110.
Described projecting cell 110, specifically for projecting to view field, forms projected picture;
Gather Focussing unit 130, specifically for adjusting described image acquisition units 120 described projected picture being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 140 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length.
Electronic equipment described in the present embodiment can be the electronic equipment comprising image acquisition units 120 and projecting cell 110, concrete as the electronic equipment such as mobile phone, panel computer.
In the present embodiment, described electronic equipment in described image acquisition units 120 before IMAQ is carried out to view field, also can control described projecting cell 110 to project to view field, can form the larger view of otherness in view field like this, thus expediently described figure collecting unit 120 carries out according to the collection image gathered the adjustment gathering focal length, the response speed of projection focal length adjustment can be improved.
Apparatus embodiments three:
As shown in Figure 4, the present embodiment provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell 110 and image acquisition units 120; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit:
Described first electronic equipment also comprises collection Focussing unit 130 and projection focal length adjustment unit 140:
Described image acquisition units 120, for carrying out IMAQ to view field;
Gather Focussing unit 130, for adjusting described image acquisition units 120 described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 120 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit 140, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell 110.
Described projecting cell 110, specifically for projecting to view field, forms projected picture;
Gather Focussing unit 130, specifically for adjusting described image acquisition units 120 described projected picture being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 140 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length.
Described first electronic equipment also comprises project content determining unit;
Described image acquisition units 120, also for gathering the environmental parameter of described view field;
Project content determining unit, for determining the project content selecting to form described projected picture according to described environmental parameter;
Described projecting cell 110, specifically for forming projected light beam according to described project content, projecting to described view field and forming described projected picture.
Described project content determining unit can have processor or the process chip of the information processing function in a variety of manners.Described processor central processing unit, microprocessor, digital signal processor, programmable array etc. can have the electronic device of the information processing function or the set of electronic device.
Described image acquisition units 120 is not only for carrying out the collection to projected image in the present embodiment, environmental parameter collection simultaneously also for carrying out described view field, so again improve the utilance of described image acquisition units 120, obviously better make use of the software and hardware resources in described first electronic equipment.
Adopt described image acquisition units 120 to carry out the collection of environmental parameter simultaneously, and select project content based on the environmental parameter gathered, this is conducive to realizing described image acquisition units 120 and carries out rapid focus, and finally find described first to gather focal length, the speed adjusting described projection focal length can be improved so on the whole.
Apparatus embodiments four:
As shown in Figure 4, the present embodiment provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell 110 and image acquisition units 120; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit:
Described first electronic equipment also comprises collection Focussing unit 130 and projection focal length adjustment unit 140:
Described image acquisition units 120, for carrying out IMAQ to view field;
Gather Focussing unit 130, for adjusting described image acquisition units 120 described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 120 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit 140, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell 110.
Described projection focal length adjustment unit 140, specifically for gathering according to described first the distance that focal length calculates described first electronic equipment and described view field; And according to the described projection focal length of described distance adjustment.
The distance of described first electronic equipment and described view field, can be approximately equal to the distance between projecting lens 102 as shown in Figure 5 and view field, this distance is also approximately equal to the object distance gathering lens and view field in described image acquisition units; Conveniently can utilize this distance and the functional relation between this distance and projection focal length like this, determine suitable projection focal length, and by the Current projection Focussing of described projecting cell 110 to the described projection focal length calculated.
The concrete structure of described projection focal length adjustment unit 140 can comprise tool calculator or module and the Drive Structure for adjusting described projection focal length such as the processor having computing function.
Comprehensively above-mentioned, the present embodiment, on the basis of above-mentioned arbitrary equipment embodiment, further defines the concrete structure of described projection focal length adjustment unit 140, has the simple and projection focal length of structure and adjusts simple advantage.
Apparatus embodiments five:
As shown in Figure 4, the present embodiment provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell 110 and image acquisition units 120; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit:
Described first electronic equipment also comprises collection Focussing unit 130 and projection focal length adjustment unit 140:
Described image acquisition units 120, for carrying out IMAQ to view field;
Gather Focussing unit 130, for adjusting described image acquisition units 120 described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 120 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit 140, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell 110.
Described collection Focussing unit 130, specifically for judging whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned; If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units; If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
Described collection Focussing unit 130 comprises the message processing module with the information processing function equally, and described message processing module can comprise processor or process chip.The message processing module of described collection Focussing unit 130, be mainly used in the described pre-conditioned judgement of the no judgement of described collection image mulberry, and the driver module triggered for driving described image acquisition units 120 to carry out gathering Focussing in described collection Focussing unit 130, carry out the driving gathering Focussing.
In addition, the message processing module in described collection Focussing unit 130, also can be used for recording and gathers the adjustment record of focal length, determines to gather the adjustment parameters such as the adjustment direction of focal length and adjustment amount according to described adjustment distance.The adjustment direction of collection focal length herein can comprise increase and gathers focal length or reduce collection focal length.
The message processing module in described collection Focussing unit 130 with information processing can for different message processing modules from the message processing module in described projection focal length adjustment unit 140 with information processings such as calculating, also integratedly the message processing module of Same Physical hardware entities can be corresponded to, this physical hardware entity, by performing the executable codes such as different programs, realizes the information processing operation of described collection Focussing unit 130 and projection focal length adjustment unit 140 respectively.
In the present embodiment on the basis of above-mentioned arbitrary equipment embodiment, further determined that the concrete structure composition of described collection Focussing unit 130, and these structures composition is how to adjust described collection focal length, to determine that described first gathers focal length.
Present embodiments provide a kind of electronic equipment in a word, can the adjustment that projection focal length be carried out of intelligence, and the structure of electronic equipment, quality and volume can be maintained remain unchanged to meet the lightening demand of electronic equipment.
Apparatus embodiments six:
As shown in Figure 4, the present embodiment provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell 110 and image acquisition units 120; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit:
Described first electronic equipment also comprises collection Focussing unit 130 and projection focal length adjustment unit 140:
Described image acquisition units 120, for carrying out IMAQ to view field;
Gather Focussing unit 130, for adjusting described image acquisition units 120 described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 120 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit 140, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell 110.
Described collection Focussing unit 130, specifically for judging whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned; If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units; If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
Described collection Focussing unit 130, specifically for being divided into the image-region of M non-overlapping copies by described collection image; Described M be not less than 2 integer; Determine whether image-region described at least one meets described image pre-conditioned; And if it is pre-conditioned to have at least a described image-region to meet described image, then determine that described collection image meets described image pre-conditioned.
When specific implementation, judge whether described collection image meets image pre-conditioned, collection image can not carried out to the entirety judgement of subregion, also can be carry out subregion to judge but need each region to meet described image pre-conditioned, and only need the distance calculating electronic equipment and view field in the present embodiment, not high to image request, adjustment based on this and in order to carry out projection focal length fast, described collection Focussing unit 130 is when carrying out gathering image and whether meeting the pre-conditioned judgement of image in the present embodiment, collection image will be carried out and carry out subregion judgement, and have at least an image-region meet described image pre-conditioned time, just think that whole collection image all meets described image pre-conditioned.
Electronic equipment described in the present embodiment is the further improvement on the basis of above-mentioned electronic equipment, therefore the hardware configuration of collection Focussing unit 130 described in the present embodiment is consistent with the collection Focussing unit 130 in above-described embodiment, just write exactly no longer one by one at this.
Apparatus embodiments seven:
As shown in Figure 4, the present embodiment provides a kind of electronic equipment, and described electronic equipment is comprise in the first electronic equipment of projecting cell 110 and image acquisition units 120; Described first electronic equipment comprises collection Focussing unit and projection focal length adjustment unit:
Described first electronic equipment also comprises collection Focussing unit 130 and projection focal length adjustment unit 140:
Described image acquisition units 120, for carrying out IMAQ to view field;
Gather Focussing unit 130, for adjusting described image acquisition units 120 described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition with the collection image making described image acquisition units 120 gather; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit 140, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell 110.
Described collection Focussing unit 130, presets definition condition specifically for judging whether described collection image meets.
Described collection Focussing unit 130 can adjust collection focal length, whether can meet that image is pre-conditioned to be judged to collection image in the process of adjustment, at this moment described collection Focussing unit 130 is mainly used for judging whether described collection image meets and presets definition condition.When gathering focal length and being suitable for, the light of view field or projected picture, by gathering after lens, will gather in imaging plane, forming image clearly, and according to this feature, therefore described image is pre-conditioned comprises described default definition condition.
Electronic equipment described in the present embodiment can combine with above-mentioned arbitrary equipment embodiment, is formed and has adjustment projection focal length and the simple electronic equipment of structure, and can be above-mentioned any means embodiment provides and realize hardware.
In several embodiments that the application provides, should be understood that disclosed equipment and method can realize by another way.Apparatus embodiments described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, and as: multiple unit or assembly can be in conjunction with, maybe can be integrated into another system, or some features can be ignored, or do not perform.In addition, the coupling each other of shown or discussed each part or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of equipment or unit or communication connection can be electrical, machinery or other form.
The above-mentioned unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, also can be distributed in multiple network element; Part or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in various embodiments of the present invention can all be integrated in a processing module, also can be each unit individually as a unit, also can two or more unit in a unit integrated; Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form that hardware also can be adopted to add SFU software functional unit realizes.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: movable storage device, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (14)
1. an information processing method, is applied to and comprises in the first electronic equipment of projecting cell and image acquisition units,
Described method comprises:
By described image acquisition units, IMAQ is carried out to view field;
Adjust described image acquisition units carries out IMAQ collection focal length to described view field, meet pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Gather focal length according to described first, adjust the projection focal length of described projecting cell.
2. method according to claim 1, is characterized in that,
Described method also comprises:
Described projecting cell projects to view field, forms projected picture;
Describedly by described image acquisition units, IMAQ is carried out to view field, comprising:
Described image acquisition units carries out IMAQ to described projected picture.
3. method according to claim 2, is characterized in that,
Described method also comprises:
The environmental parameter of described view field is gathered by described image acquisition units;
The project content selecting to form described projected picture is determined according to described environmental parameter;
Described projecting cell projects to described view field, forms projected picture, comprising:
Form projected light beam according to described project content, project to described view field and form described projected picture.
4. method according to claim 1, is characterized in that,
Described according to described first collection focal length, adjust the projection focal length of described projecting cell, comprising:
The distance that focal length calculates described first electronic equipment and described view field is gathered according to described first;
According to the described projection focal length of described distance adjustment.
5. method according to claim 1, is characterized in that,
The described image acquisition units of described adjustment carries out the collection focal length of IMAQ to described view field, to make the collection image of described image acquisition units collection meet pre-set image condition, comprising:
Judge whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned;
If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units;
If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
6. method according to claim 5, is characterized in that,
Describedly judge whether the collection image of described image acquisition units collection meets pre-conditioned, comprising:
Described collection image is divided into the image-region of M non-overlapping copies; Described M be not less than 2 integer;
Determine whether image-region described at least one meets described image pre-conditioned;
If it is pre-conditioned to have at least a described image-region to meet described image, then determine that described collection image meets described image pre-conditioned.
7. method according to claim 1, is characterized in that,
Describedly judge whether described collection image meets described pre-set image condition and comprise:
Judge whether described collection image meets and preset definition condition.
8. an electronic equipment, described electronic equipment is comprise in the first electronic equipment of projecting cell and image acquisition units;
Described first electronic equipment also comprises collection Focussing unit and projection focal length adjustment unit:
Described image acquisition units, for carrying out IMAQ to view field;
Gather Focussing unit, for adjusting described image acquisition units described view field being carried out to the collection focal length of IMAQ, meeting pre-set image condition to make the collection image of described image acquisition units collection; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length;
Projection focal length adjustment unit, for gathering focal length according to described first, adjusts the projection focal length of described projecting cell.
9. electronic equipment according to claim 8, is characterized in that,
Described projecting cell, for projecting to view field, forms projected picture;
Described image acquisition units, specifically for carrying out IMAQ to projected picture;
Described collection Focussing unit, to carry out the collection focal length of IMAQ, meeting pre-set image condition to make the collection image of described image acquisition units collection to described projected picture specifically for adjusting described image acquisition units; Wherein, forming the collection focal length meeting the collection image of described pre-set image condition is the first collection focal length.
10. electronic equipment according to claim 9, is characterized in that,
Described first electronic equipment also comprises project content determining unit;
Described image acquisition units, also for gathering the environmental parameter of described view field;
Project content determining unit, for determining the project content selecting to form described projected picture according to described environmental parameter;
Described projecting cell, specifically for forming projected light beam according to described project content, projecting to described view field and forming described projected picture.
11. electronic equipments according to claim 8, is characterized in that,
Described projection focal length adjustment unit, specifically for gathering according to described first the distance that focal length calculates described first electronic equipment and described view field; And according to the described projection focal length of described distance adjustment.
12. electronic equipments according to claim 8, is characterized in that,
Described collection Focussing unit, specifically for judging whether the collection image that described image acquisition units is formed with current collection focal length collection meets pre-conditioned; If described collection image does not meet described pre-set image condition, then adjust the collection focal length of described image acquisition units; If described collection image meets described pre-set image condition, then determine that described current collection focal length is described first collection focal length.
13. electronic equipments according to claim 12, is characterized in that,
Described collection Focussing unit, specifically for being divided into the image-region of M non-overlapping copies by described collection image; Described M be not less than 2 integer; Determine whether image-region described at least one meets described image pre-conditioned; And if it is pre-conditioned to have at least a described image-region to meet described image, then determine that described collection image meets described image pre-conditioned.
14. electronic equipments according to claim 8, is characterized in that,
Described collection Focussing unit, presets definition condition specifically for judging whether described collection image meets.
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