CN101702076B - Stereoscopic shooting auto convergence tracking method and system - Google Patents
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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
- G03B35/00—Stereoscopic photography
- G03B35/08—Stereoscopic photography by simultaneous recording
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/239—Image signal generators using stereoscopic image cameras using two 2D image sensors having a relative position equal to or related to the interocular distance
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/246—Calibration of cameras
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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Abstract
Description
Technical field
The present invention relates to technical field of image processing, more particularly, relate to a kind of stereoscopic shooting auto convergence tracking method and system.
Background technology
Existing stereoscopic shooting has several method: first kind: take at a plurality of diverse locations with unit, and synthetic with computing machine then.Second kind: adopt a plurality of independent video cameras or camera to carry out parallel shooting, the rear end is with calculating positive picture of machine maintenance and compound stereoscopic.In first kind of image pickup method, can only take stationary body, and need and to adjust, much at one with the central horizontal position of guaranteeing image for the putting position of camera installation.In second kind of image pickup method, can take dynamic video.But because the difference between the independent picture pick-up device even adopt same picture pick-up device controller to come synchro control, is difficult to that also the amplification of picture pick-up device is dwindled, adjusts focal length and accomplish unanimity.And because the existence of the excentricity of camera lens; Dwindle under the situation in different amplifications; The optical axis of the two or more camera lenses that are originally parallel or assemble can produce and depart from, and causes the set picture of different picture pick-up devices to produce skew in level, on vertical, even can produce rotation.If such picture is compound stereoscopic directly, can produce strong dizzy sense, serious at all can not be in human eye compound stereoscopic, but a plurality of overlapping plane picture.So image of taking like this or video must pass through the later stage Computer Processing.Therefore in the prior art, controlling a plurality of picture pick-up devices, to carry out the stereoscopic shooting difficulty bigger, and the later stage needs expensive artificial processing.
Summary of the invention
The technical matters that the present invention will solve is, to existing dealing with complicated, with high costs, and does not produce the defective of assembling angle, and a kind of stereoscopic shooting auto convergence tracking method and system are provided.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of stereoscopic shooting auto convergence tracker comprises the central lens that is arranged on the holder, the left side The Cloud Terrace that is separately positioned on the holder both sides and right side The Cloud Terrace upper left side camera lens and right side camera lens;
Also comprise master controller; Be used to receive the convergence target image that said central lens, left side camera lens and right side camera lens obtain respectively; The image that said central lens and said left side camera lens are obtained compares or the image that said central lens and said right side camera lens obtain is compared; Drive said left side The Cloud Terrace and/or left side camera lens respectively according to said comparison result, perhaps drive right side The Cloud Terrace and/or right side camera lens.
Wherein, preferred:
Said master controller comprises: left-side images comparer and image right comparer, left side The Cloud Terrace driver and right side The Cloud Terrace driver; And left side lens driver and right side lens driver; Said left side camera lens and central lens insert said left-side images comparer; Said right side camera lens and central lens insert said image right comparer; Said left side lens driver is connected between said left-side images comparer and the said left side camera lens, and said right side lens driver is connected between said image right comparer and the said right side camera lens;
Said central lens is used for search and assembles target, obtains first image of said convergence target, and the image of said convergence target is sent to left-side images comparer and image right comparer respectively;
Said left side camera lens is used to search for said convergence target, obtains second image of said convergence target, and said meeting second image is sent to the left-side images comparer;
Target is assembled in the camera lens search of said right side, obtains the 3rd image of said convergence target, and said meeting the 3rd image is sent to the image right comparer;
Said left-side images comparer; Be used for said first image and said second image are compared; Obtain first comparison result; And according to the said left side of The Cloud Terrace driver drives, said first comparison result control left side The Cloud Terrace said left side camera lens is carried out the position adjustment, and according to said first comparison result control said left side lens driver drive the right side camera lens focus on, amplify dwindle, white balance, brightness adjustment;
Said image right comparer; Be used for said first image and said the 3rd image are compared; Obtain second comparison result; And according to the said second comparison result control said right side of The Cloud Terrace driver drives, right side The Cloud Terrace said right side camera lens is carried out the position adjustment, and according to said second comparison result control said right side lens driver drive the right side camera lens focus on, amplify dwindle, white balance, brightness adjustment.
Wherein, preferred:
Said left-side images comparer; Also be used for first image information of the central lens of importing and second image information of left side camera lens are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and second image of first image; Drive the said left side of The Cloud Terrace driver drives, said left side The Cloud Terrace according to said difference then and adjust said left side camera lens X, Y and the elevation angle, progressively approach the center picture of central lens with the center picture of regulating said left side camera lens;
Said image right comparer; Also be used for first image information of the central lens of importing and second image information of right side camera lens are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and second image of the 3rd image; Control the said right side of The Cloud Terrace driver drives, said right side The Cloud Terrace according to said difference then and adjust said right side camera lens X, Y and the elevation angle, progressively approach the center picture of central lens with the center picture of regulating said right side camera lens.
Wherein, preferred:
Said left side camera lens, right side camera lens and central lens constitute a horizontal array.
Wherein, preferred:
Said left side camera lens and said right side camera lens comprise a plurality of camera lenses respectively; And left side camera lens number equates with right side camera lens number, and each left side camera lens or the corresponding set of shots driver of each right side camera lens difference, Image Comparator, The Cloud Terrace and The Cloud Terrace driver.
The present invention also provides a kind of stereoscopic shooting auto convergence tracking method, and the both sides that left side camera lens and right side camera lens lay respectively at said central lens are set, and said left side camera lens is set is positioned on the The Cloud Terrace of left side, said right side camera lens is set is positioned on the The Cloud Terrace of right side;
The method comprising the steps of:
Receive said central lens, left side camera lens and right side camera lens and obtain the image of assembling target respectively;
The image that said central lens and said left side camera lens are obtained compares or the image that said central lens and said right side camera lens obtain is compared; Drive said left side The Cloud Terrace and left side camera lens respectively according to said comparison result, perhaps drive right side The Cloud Terrace and right side camera lens.
Wherein, preferred, the convergence target image that the said central lens of said reception, left side camera lens and right side camera lens obtain respectively;
Specifically comprise:
Control said central lens search and assemble target, obtain first image of said convergence target, and the image of said convergence target is sent to left-side images comparer and image right comparer respectively;
Control left side camera lens is searched for said convergence target, obtains second image of said convergence target, and target is assembled in the camera lens search of control right side, obtains the 3rd image of said convergence target;
The said image that said central lens and said left side camera lens are obtained compares or the image that said central lens and said right side camera lens obtain is compared; Drive said left side The Cloud Terrace and left side camera lens respectively according to said comparison result, perhaps drive right side The Cloud Terrace and right side camera lens; Specifically comprise:
Said first image and said second image are compared; Obtain first comparison result; And drive said left side The Cloud Terrace according to said first comparison result said left side camera lens carried out position adjustment, and according to said first comparison result drive the left side camera lens focus on, amplify dwindle, white balance, brightness adjustment;
And said first image and said the 3rd image compared; Obtain second comparison result; And drive said right side The Cloud Terrace according to said second comparison result said right side camera lens carried out position adjustment, and according to said second comparison result drive the right side camera lens focus on, amplify dwindle, white balance, brightness adjustment.
Wherein, preferred,
Said said first image and said second image are compared, obtain first comparison result, and said left side camera lens is carried out the position adjustment, specifically comprise according to the said left side of The Cloud Terrace driver drives, said first comparison result control left side The Cloud Terrace:
First image information of the central lens of importing and second image information of left side camera lens are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and second image of first image; Drive said left side The Cloud Terrace according to said difference then and adjust said left side camera lens X, Y and the elevation angle, progressively approach the center picture of central lens with the center picture of regulating said left side camera lens;
Said first image and said the 3rd image are compared, obtain second comparison result, and drive said right side The Cloud Terrace according to said second comparison result said right side camera lens is carried out position adjustment, specifically comprise:
First image information of the central lens of importing and the 3rd image information of right side camera lens are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and the 3rd image of first image; Drive said right side The Cloud Terrace according to said difference then and adjust said right side camera lens X, Y and the elevation angle, progressively approach the center picture of central lens with the center picture of regulating said right side camera lens.
The technical scheme of embodiment of the present invention has following beneficial effect: when stereoscopic shooting, through the image of left and right sides camera lens and the image of central lens are compared; According to the position of comparison result adjustment left and right sides camera lens and the focusing or the amplification of adjustment left and right sides camera lens, make camera lens assembling simultaneously, revise its focus point and enlargement factor automatically; Make the left and right sides camera lens carry out the convergence of optical axis as human eye like this; Image is in compound stereoscopic in the left and right sides, and images displayed is true to nature and natural, and can resemble and carry out shooting operation the common DV; Use very simple, convenient; Because instant the processing need not the complex process on backstage, cost of manufacture is low.The left and right sides image that this system and method obtains gets into picture processing path respectively, and synthetic in post-processed, can obtain perfect three-dimensional video-frequency or image.With respect to the hand control lens array, this system and method is simple to operate, the three-dimensional imaging effect is more natural, and saves the later stage treatment for correcting.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
The stereoscopic shooting auto convergence tracker structural representation that Fig. 1 provides for the embodiment of the invention;
The stereoscopic shooting auto convergence tracking method process flow diagram that Fig. 2 provides for the embodiment of the invention.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The invention provides a kind of stereoscopic shooting auto convergence tracking method and system.Just combine accompanying drawing and specific embodiment to come technical scheme of the present invention is described in detail below.
The embodiment of the invention provides a kind of stereoscopic shooting auto convergence tracker; As shown in Figure 1, this system comprises thecentral lens 101 that is arranged on theholder 104, the left side TheCloud Terrace 105 that is separately positioned onholder 104 both sides and right side TheCloud Terrace 106 upper leftside camera lenses 102 and rightside camera lens 103;
Also comprise master controller 115; Be used to receive convergence target 114 images that said central lens 101, left side camera lens 102 and right side camera lens 103 obtain respectively; The image that said central lens 101 and said left side camera lens 102 are obtained compares or said central lens 101 and the image that said right side camera lens 103 obtains is compared; Drive said left side The Cloud Terrace 105 and/or left side camera lens 102 respectively according to said comparison result, perhaps drive right side The Cloud Terrace 106 and/or right side camera lens 103.That is: can drive a device in left side The Cloud Terrace, left side camera lens, right side The Cloud Terrace or the right side camera lens according to comparing result, perhaps drive several means wherein simultaneously.With adjustment through left and right sides The Cloud Terrace 105,106 with the position of adjustment left and right sides camera lens 102,103 with directly adjust focusing, the white balance of left and right sides camera lens 102,103 or amplify and dwindle etc.Concrete; Respectively the image of left and right sides camera lens 102,103 videos and the image of central lens 101 videos are carried out the similarity contrast; If it is dissimilar; The then position of master controller 115 through driving left and right sides The Cloud Terrace 105,106 and move left and right sides camera lens 102,103, angle etc., till image similarity, focusing, the amplification that can also regulate left and right sides camera lens 102,103 simultaneously dwindled with white balance etc.
In a further embodiment; Said master controller 115 comprises left-side images comparer 107 and imageright comparer 108, left side TheCloud Terrace driver 109 and right side TheCloud Terrace driver 110; And leftside lens driver 113 and rightside lens driver 112; Said leftside camera lens 102 inserts said left-side images comparer 107 withcentral lens 101; Said rightside camera lens 103 inserts said imageright comparer 108 withcentral lens 101; Said leftside lens driver 113 is connected between said left-side images comparer 107 and the said leftside camera lens 102, and said rightside lens driver 112 is connected between said imageright comparer 108 and the said rightside camera lens 103;
Saidcentral lens 101 is used for search and assemblestarget 114, obtains first image of saidconvergence target 114, and the image of saidconvergence target 114 is sent to left-side images comparer 107 and imageright comparer 108 respectively;
Said leftside camera lens 102 is used to search for saidconvergence target 114, obtains second image of saidconvergence target 114, and said meeting second image is sent to left-side images comparer 107;
Target 114 is assembled incamera lens 103 search in said right side, obtains the 3rd image of saidconvergence target 114, and said meeting the 3rd image is sent to image right comparer 108;
Said left-side images comparer 107; Be used for said first image and said second image are compared; Obtain first comparison result; And drive 105 pairs of said left sides of The Cloud Terrace, said leftside camera lenses 102 according to said first comparison result control left side The Cloud Terracedriver 109 and carry out the position adjustment, and according to said first comparison result control said leftside lens driver 113 drive leftside camera lenses 102 focus on, amplify dwindle, white balance, brightness adjustment; The picture similarity of the picture ofcamera lens 102 andcentral lens 101 is infinitely approached up to the left side.
Wherein, Concrete: said left-side images comparer 107 also is used for first image information of thecentral lens 101 of input and second image information of leftside camera lens 102 are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and second image of first image; Drive X, Y axle and the elevation angle that said left side The Cloud Terracedriver 109 drives the said left side of said left side The Cloud Terrace 105adjustment camera lens 102 according to said difference then, progressively approach the center picture ofcentral lens 101 with the center picture of regulating said leftside camera lens 102.
Said image right comparer 108; Be used for said first image and said the 3rd image are compared; Obtain second comparison result; And drive 106 pairs of said right sides of The Cloud Terrace, said rightside camera lenses 103 according to said second comparison result control right side The Cloud Terracedriver 110 and carry out the position adjustment, and according to said second comparison result control said rightside lens driver 112 driving rightside camera lenses 103 focus on, amplify dwindle, adjustment such as white balance, brightness.The picture similarity of the picture ofcamera lens 103 andcentral lens 101 is infinitely approached up to the right side.
Wherein, Concrete: said image right comparer 108; Be used for first image information of the central lens of importing 101 and the 3rd image information of rightside camera lens 103 are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and first image of the 3rd image, control X, Y axle and the elevation angle that said right side The Cloud Terracedriver 110 drives the said right side of said right side The Cloud Terrace 106adjustment camera lens 103 according to said difference then, progressively approach the center picture ofcentral lens 101 with the center picture of regulating said rightside camera lens 103.
In the present embodiment, said leftside camera lens 102, rightside camera lens 103 andcentral lens 101 constitute a horizontal array.If even number camera lens; Two-shot in this way, just the central authorities at this even number camera lens insertcentral lens 101, if the odd number lens shooting; Directly withcentral lens 101 as the central lens in thissystem 101, should horizon glass head array of a plurality of camera lenses formations.
In the system that the foregoing description provides,central lens 101 is responsible for seeking and is assembledtarget 114, and the object that the center ofcentral lens 101 is aimed at is assembledtarget 114 exactly.Central lens 101 is fixed; Also be the window that directly is used for the object observing thing, can control the left rotation and right rotation of left and rightsides camera lens 103 and the elevation angle up and down and be positioned at the leftside camera lens 102 of the left and right sides ofcentral lens 101, the rotary head that installs respectivelycamera lens 103 belows in right side.
The image of leftside camera lens 102 videos that leftside camera lens 102 obtains sends to left-side images comparer 107; The image of rightside camera lens 103 videos that rightside camera lens 103 obtains sends to image right comparer 108; The image ofcentral lens 101 videos thatcentral lens 101 obtains sends to left-side images comparer 107 and image right comparer 108 respectively; The image of leftside camera lens 102 videos and the image ofcentral lens 101 videos are carried out the similarity contrast; Comparison result is sent to left side The Cloud Terracedriver 109,, then drive left side The Cloud Terrace 105 and move through this left side The Cloud Terracedriver 109 if dissimilar; Thereby the left rotation and right rotation of control leftside camera lens 102 and the elevation angle up and down are till image similarity.In like manner; The image of rightside camera lens 103 videos and the image ofcentral lens 101 videos are carried out the similarity contrast; Comparison result is sent to right side The Cloud Terracedriver 110,, then move through these right side The Cloud Terracedriver 110 driving right side The Cloud Terraces 106 if dissimilar; Thereby the left rotation and right rotation of control rightside camera lens 103 and the elevation angle up and down are till image similarity.That is: compare when the image of leftside camera lens 102 videos and the image ofcentral lens 101 videos; If the image of finding leftside camera lens 102 videos is in the upper left corner; Then will drive left side The Cloud Terrace 105 makes leftside camera lens 102 progressively draw close to the lower right corner; The image of rightside camera lens 103 videos is compared with the image ofcentral lens 101 videos, if the image of finding rightside camera lens 103 videos, then will drive right side The Cloud Terrace 106 in the upper right corner rightside camera lens 103 is progressively drawn close to the lower left corner; Image up to left and right sides camera lens 102,103 videos is consistent with the image relative position ofcentral lens 101 videos, and the image consistance that particularly comparescentral lens 101 videos is for the highest.If reached the position of coincidence; But because the difference of vision; Cause the image of image andcentral lens 101 videos of left and right sides camera lens 102,103 videos can't be in full accord, then control left and right sides The Cloud Terrace 105,106 and continue to move forward, the similarity that obtains so can variation; The most similar position before then adjusting back again, then this angle is exactly best convergent point.
In the present embodiment; This system also regulates the focusing, amplification etc. of left and right sides camera lens 102,103 according to the size of the focusing situation of 101 pairs of objects of central lens and picture object, make left and right sides camera lens 102,103 when assembling, and revises its focus point and enlargement factor automatically; Like this; Left and right sides camera lens 102,103 is just as human eye has carried out the convergence of optical axis, and the image of left and right sides camera lens 102,103 videos is in compound stereoscopic, and images displayed can be true to nature and natural.
When utilizing this system to carry out stereoscopic shooting, left and right sides camera lens 102,103 is keeping center picture andcentral lens 101 to assemble constantly, is keeping unanimities such as amplification is dwindled, focal length, white balance simultaneously constantly.In this three-dimensional camera system array of operation,, letcentral lens 101 choose correct picture like this, the adjustment of will following up synchronously of other camera lenses as long as operated central lens 101.Central lens 101 can arbitrarily adjust amplify dwindle, focal length, white balance and other parameters, left and right sides camera lens 102,103 can almost completely synchronous go be operated and controlled under the effect of The Cloud Terrace driver and lens driver.Be that photographer only need operate 101 pairs of objects of central lens and follows the tracks of; And the adjusting of focal length, enlargement factor; Let left and rightsides camera lens 103 from motion tracking and reach best convergent effect, and realize synchronizing focus, amplify and regulate, easy to use as common plane video camera that kind.The left and right sides image or the video that obtain like this can be accomplished high-level stereo image shooting through the three-dimensional synthetic synchronously and compressed encoding of system rear end.In this embodiment, said Image Comparator, The Cloud Terrace driver and lens driver can be entity apparatus, also can in processor, realize the function of above-mentioned Image Comparator, The Cloud Terrace driver and lens driver through software.The camera lens of this lens array is not limited to three, can be any Odd number, just increases by one group of left and right sides camera lens 102,103, corresponding then Image Comparator, The Cloud Terrace driver, the lens driver that increases this left and right sides camera lens 102,103.The left and right sides image that obtains of left and right sides camera lens 102,103 gets into picture processing path respectively like this, and synthetic in post-processed, can obtain perfect three-dimensional video-frequency or image.With respect to the hand control lens array, this system operation is simple, the three-dimensional imaging effect is more natural, and saves the later stage treatment for correcting.
The embodiment of the invention also provides a kind of stereoscopic shooting auto convergence tracking method; It is applied to the system that the foregoing description provides; As depicted in figs. 1 and 2; The both sides that leftside camera lens 102 and rightside camera lens 103 lay respectively at saidcentral lens 101 are set, said leftside camera lens 102 are set are positioned on the The Cloud Terrace 105 of left side, said rightside camera lens 103 is set is positioned on the right side The Cloud Terrace 106;
The method comprising the steps of:
201, receive saidcentral lens 101, leftside camera lens 102 and rightside camera lens 103 and obtain the image of assemblingtarget 114 respectively;
202, the image that saidcentral lens 101 and said leftside camera lens 102 is obtained compares or saidcentral lens 101 and the image that said rightside camera lens 103 obtains is compared; Drive said left side TheCloud Terrace 105 and leftside camera lens 102 respectively according to said comparison result, perhaps drive right side TheCloud Terrace 106 and rightside camera lens 103.
Among the wherein further embodiment,
Saidstep 201, receiveconvergence target 114 images that saidcentral lens 101, leftside camera lens 102 and rightside camera lens 103 obtain respectively; Specifically comprise:
Control saidcentral lens 101 search and assembletarget 114, obtain first image of saidconvergence target 114;
Control leftside camera lens 102 is searched for saidconvergence target 114, obtains second image of saidconvergence target 114, andtarget 114 is assembled incamera lens 103 search of control right side, obtains the 3rd image of saidconvergence target 114;
Saidstep 202, the image that saidcentral lens 101 and said leftside camera lens 102 are obtained compare or saidcentral lens 101 and the image that said rightside camera lens 103 obtains are compared; Drive said left side TheCloud Terrace 105 and leftside camera lens 102 respectively according to said comparison result, perhaps drive right side TheCloud Terrace 106 and rightside camera lens 103; Specifically comprise:
Said first image and said second image are compared; Obtain first comparison result; And drive 105 pairs of said left sides of The Cloud Terrace, said leftside camera lens 102 according to said first comparison result and carry out position adjustment, and according to said first comparison result drive leftside camera lens 102 focus on, amplify dwindle, white balance, brightness adjustment;
And said first image and said the 3rd image compared; Obtain second comparison result; And drive 106 pairs of said right sides of The Cloud Terrace, said rightside camera lens 103 according to said second comparison result and carry out position adjustment, and according to said second comparison result drive rightside camera lens 103 focus on, amplify dwindle, white balance, brightness adjustment.
Wherein, among the further embodiment,
Said said first image and said second image are compared, obtain first comparison result, and drive 105 pairs of said left sides of The Cloud Terrace, said leftside camera lens 102 according to said first comparison result and carry out the position adjustment, specifically comprise:
First image information of the central lens of importing 101 and second image information of leftside camera lens 102 are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and second image of first image; Drive X, Y axle and the elevation angle of the said left side of said left side TheCloud Terrace 105adjustment camera lens 102 then according to said difference, progressively approach the center picture of central lens with the center picture of regulating said leftside camera lens 102;
Said first image and said the 3rd image are compared, obtain second comparison result, and drive 106 pairs of said right sides of The Cloud Terrace, said rightside camera lens 103 according to said second comparison result and carry out position adjustment, specifically comprise:
First image information of the central lens of importing 101 and the 3rd image information of rightside camera lens 103 are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and the 3rd image of first image; Drive X, Y axle and the elevation angle of the said right side of said right side TheCloud Terrace 106adjustment camera lens 103 then according to said difference, progressively approach the center picture of central lens with the center picture of regulating said rightside camera lens 103.
The left and right sides image that obtains of left and right sides camera lens 102,103 gets into picture processing path respectively like this, and synthetic in post-processed, can obtain perfect three-dimensional video-frequency or image.With respect to the hand control lens array, this system operation is simple, the three-dimensional imaging effect is more natural, and saves the later stage treatment for correcting.
Among above-mentioned all embodiment; Said Image Comparator 107,108, The Cloud Terrace driver 109,110 and lens driver 112,113 can be entity apparatus, also can in processor, realize the function of above-mentioned Image Comparator 107,108, The Cloud Terrace driver 109,110 and lens driver 112,113 through software.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. stereoscopic shooting auto convergence tracker; It is characterized in that, comprise the central lens (101) that is arranged on the holder (104), the left side The Cloud Terrace (105) that is separately positioned on holder (104) both sides and right side The Cloud Terrace (106) upper left side camera lens (102) and right side camera lens (103);
Also comprise master controller (115); Be used to receive convergence target (114) image that said central lens (101), left side camera lens (102) and right side camera lens (103) obtain respectively; The image that the image that said central lens (101) and said left side camera lens (102) are obtained compares or said central lens (101) and said right side camera lens (103) are obtained compares; Drive said left side The Cloud Terrace (105) and/or left side camera lens (102) respectively according to said comparison result, perhaps drive right side The Cloud Terrace (106) and/or right side camera lens (103);
Said master controller (115) comprising: left-side images comparer (107) and image right comparer (108), left side The Cloud Terrace driver (109) and right side The Cloud Terrace driver (110); And left side lens driver (113) and right side lens driver (112); Said left side camera lens (102) and central lens (101) insert said left-side images comparer (107); Said right side camera lens (103) and central lens (101) insert said image right comparer (108); Said left side lens driver (113) is connected between said left-side images comparer (107) and the said left side camera lens (102), and said right side lens driver (112) is connected between said image right comparer (108) and the said right side camera lens (103);
Said central lens (101) is used for search and assembles target (114), obtains first image of said convergence target (114), and the image of said convergence target (114) is sent to left-side images comparer (107) and image right comparer (108) respectively;
Said left side camera lens (102) is used to search for said convergence target (114), obtains second image of said convergence target (114), and said meeting second image is sent to left-side images comparer (107);
Target (114) is assembled in said right side camera lens (103) search, obtains the 3rd image of said convergence target (114), and said meeting the 3rd image is sent to image right comparer (108);
Said left-side images comparer (107); Be used for said first image and said second image are compared; Obtain first comparison result; And drive said left side The Cloud Terrace (105) according to said first comparison result control left side The Cloud Terrace driver (109) said left side camera lens (102) carried out the position adjustment, and according to said first comparison result control said left side lens driver (113) drive left side camera lens (102) focus on, amplify dwindle, white balance, brightness adjustment;
Said image right comparer (108); Be used for said first image and said the 3rd image are compared; Obtain second comparison result; And drive said right side The Cloud Terrace (106) according to said second comparison result control right side The Cloud Terrace driver (110) said right side camera lens (103) carried out the position adjustment, and according to said second comparison result control said right side lens driver (112) drive right side camera lens (103) focus on, amplify dwindle, white balance, brightness adjustment.
2. stereoscopic shooting auto convergence tracker according to claim 1; It is characterized in that; Said left-side images comparer (107); Also be used for first image information of the central lens of importing (101) and second image information of left side camera lens (102) are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and second image of first image, drive said left side The Cloud Terrace driver (109) according to said difference then and drive said left side The Cloud Terrace (105) adjustment said left side camera lens (102) X, Y axle and the elevation angle, progressively approach the center picture of central lens (101) with the center picture of regulating said left side camera lens (102);
Said image right comparer (108); Also be used for first image information of the central lens of importing (101) and the 3rd image information of right side camera lens (103) are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and first image of the 3rd image; Control said right side The Cloud Terrace driver (110) according to said difference then and drive said right side The Cloud Terrace (106) adjustment said right side camera lens (103) X, Y axle and the elevation angle, progressively approach the center picture of central lens (101) with the center picture of regulating said right side camera lens (103).
3. stereoscopic shooting auto convergence tracker according to claim 1 is characterized in that, said left side camera lens (102), right side camera lens (103) and central lens (101) constitute a horizontal array.
4. like the said stereoscopic shooting auto convergence tracker of claim 3; It is characterized in that; Said left side camera lens (102) and said right side camera lens (103) comprise a plurality of camera lenses respectively; And left side camera lens (102) number equates with right side camera lens (103) number, and each left side camera lens (102) or the corresponding set of shots driver of each right side camera lens (103) difference, Image Comparator, The Cloud Terrace and The Cloud Terrace driver.
5. stereoscopic shooting auto convergence tracking method; It is characterized in that; The both sides that left side camera lens (102) and right side camera lens (103) lay respectively at said central lens (101) are set; Said left side camera lens (102) is set is positioned on the left side The Cloud Terrace (105), said right side camera lens (103) is set is positioned on the right side The Cloud Terrace (106);
The method comprising the steps of:
Receive said central lens (101), left side camera lens (102) and right side camera lens (103) and obtain the image of assembling target (114) respectively;
The image that the image that said central lens (101) and said left side camera lens (102) are obtained compares or said central lens (101) and said right side camera lens (103) are obtained compares; Drive said left side The Cloud Terrace (105) and left side camera lens (102) respectively according to said comparison result, perhaps drive right side The Cloud Terrace (106) and right side camera lens (103);
Convergence target (114) image that the said central lens of said reception (101), left side camera lens (102) and right side camera lens (103) obtain respectively specifically may further comprise the steps:
Control said central lens (101) search and assemble target (114), obtain first image of said convergence target (114);
Control left side camera lens (102) is searched for said convergence target (114), obtains second image of said convergence target (114), and target (114) is assembled in control right side camera lens (103) search, obtains the 3rd image of said convergence target (114);
The image that the said image that said central lens (101) and said left side camera lens (102) are obtained compares or said central lens (101) and said right side camera lens (103) are obtained compares; Drive said left side The Cloud Terrace (105) and left side camera lens (102) respectively according to said comparison result, perhaps drive right side The Cloud Terrace (106) and right side camera lens (103); Specifically comprise:
Said first image and said second image are compared; Obtain first comparison result; And drive said left side The Cloud Terrace (105) according to said first comparison result said left side camera lens (102) is carried out position adjustment, and drive left side camera lens (102) according to said first comparison result) focus on, amplify dwindle, white balance, brightness adjustment;
And said first image and said the 3rd image compared; Obtain second comparison result; And drive said right side The Cloud Terrace (106) according to said second comparison result said right side camera lens (103) carried out position adjustment, and according to said second comparison result drive right side camera lens (103) focus on, amplify dwindle, white balance, brightness adjustment.
6. like the said stereoscopic shooting auto convergence tracking method of claim 5, it is characterized in that,
Said first image and said second image are compared, obtain first comparison result, and drive said left side The Cloud Terrace (105) according to said first comparison result said left side camera lens (102) is carried out position adjustment, specifically comprise:
First image information of the central lens of importing (101) and second image information of left side camera lens (102) are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and second image of first image; Drive said left side The Cloud Terrace (105) adjustment said left side camera lens (102) X, Y and the elevation angle according to said difference then, progressively approach the center picture of central lens with the center picture of regulating said left side camera lens (102);
Said first image and said the 3rd image are compared, obtain second comparison result, and drive said right side The Cloud Terrace (106) according to said second comparison result said right side camera lens (103) is carried out position adjustment, specifically comprise:
First image information of the central lens of importing (101) and the 3rd image information of right side camera lens (103) are compared analysis; Contrast through graphical analysis; Confirm the difference of center picture on X, Y axle and the anglec of rotation of the center picture and the 3rd image of first image; Drive said right side The Cloud Terrace (106) adjustment said right side camera lens (103) X, Y and the elevation angle according to said difference then, progressively approach the center picture of central lens with the center picture of regulating said right side camera lens (103).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN2009101102942ACN101702076B (en) | 2009-10-30 | 2009-10-30 | Stereoscopic shooting auto convergence tracking method and system |
| PCT/CN2010/070053WO2011050593A1 (en) | 2009-10-30 | 2010-01-07 | Automatic convergence tracking method and system for stereoscopic shooting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009101102942ACN101702076B (en) | 2009-10-30 | 2009-10-30 | Stereoscopic shooting auto convergence tracking method and system |
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| CN102495520A (en)* | 2011-12-14 | 2012-06-13 | 天津大学 | Self-convergence type multi-viewpoint three-dimensional data acquisition system and method |
| JP5932363B2 (en) | 2012-01-26 | 2016-06-08 | キヤノン株式会社 | Imaging apparatus and control method thereof |
| CN103513504B (en)* | 2012-06-29 | 2016-02-17 | 中原工学院 | The localization method of double vision point stereo camera optical axis convergent point |
| CN104808310B (en)* | 2014-01-26 | 2017-01-25 | 昆山富利瑞电子科技有限公司 | Double-lens focusing automatic adjusting device |
| CN105093800A (en)* | 2014-05-05 | 2015-11-25 | 徐平 | Multi-view stereoscopic camera with automatic gathering function |
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| CN108509961A (en)* | 2017-02-27 | 2018-09-07 | 北京旷视科技有限公司 | Image processing method and device |
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