CN105578175A - Stereoscopic display device testing system and stereoscopic display device testing method - Google Patents

Stereoscopic display device testing system and stereoscopic display device testing method Download PDF

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Publication number
CN105578175A
CN105578175A CN201410535242.0A CN201410535242A CN105578175A CN 105578175 A CN105578175 A CN 105578175A CN 201410535242 A CN201410535242 A CN 201410535242A CN 105578175 A CN105578175 A CN 105578175A
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China
Prior art keywords
display device
stereo
picture
correction parameter
display
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CN201410535242.0A
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CN105578175B (en
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赖敬文
李统福
周峰
龚健
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Shenzhen Super Technology Co Ltd
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深圳超多维光电子有限公司
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Priority to CN201410535242.0A priority Critical patent/CN105578175B/en
Priority to TW103144570A priority patent/TWI583967B/en
Priority to JP2014262002A priority patent/JP6213966B2/en
Priority to KR1020140191759A priority patent/KR101661533B1/en
Publication of CN105578175A publication Critical patent/CN105578175A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/327—Calibration thereof
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Stereoscopic And Panoramic Photography (AREA)

Abstract

The invention is suitable for the field of stereoscopic display technology, and provides a stereoscopic display device testing system for testing a stereoscopic display device. The stereoscopic display device testing system comprises a wire breakage testing subsystem and a correction subsystem. The wire breakage testing subsystem performs wire breakage testing on the stereoscopic display device. The correction subsystem acquires a correction parameter, which satisfies a preset condition, of the stereoscopic display device. The correction parameter is used for correcting the assembling error of the stereoscopic display device. The stereoscopic display device which is tested by the stereoscopic display device testing system satisfies an ex-factory requirement and high display quality is ensured. The invention further provides a stereoscopic display device testing method which realizes testing on the stereoscopic display device and has advantages of convenient operation and high testing result reliability.

Description

3 d display device detection system and detection method thereof
Technical field
The invention belongs to stereo display technique field, particularly relate to a kind of 3 d display device detection system that 3 d display device is detected and 3 d display device detection method.
Background technology
The image-forming principle of stereo-picture Display Technique is: based on the binocular parallax of beholder, allow the left eye of beholder and right eye respectively perception there is the disparity map of image difference, the brain of beholder forms stereo-picture based on the image difference of institute's perception.
As shown in Figure 1, existing 3 d display device 1 comprises light-splitting device 11 and display floater 12, and light-splitting device 11 is located at the light emission side of display floater 12.Display floater 11 provides the left view and right view with image difference, by point light action of light-splitting device 12, make left view enter the left eye of beholder, right view enters the right eye of beholder, and the brain of beholder forms stereo-picture vision based on the image difference of institute's perception.
During display, require precise match between light-splitting device 11 and display floater 12, avoid occurring that left view enters the right eye of beholder, right view enters the cross-interference issue of the left eye of beholder.But, in assembling process, the rigging error between light-splitting device 11 and display floater 12 cannot be avoided, cause light-splitting device 11 accurately cannot fit on the display panel 12 according to designing requirement, thus occur that crosstalk, stereo display effect are not good and even cannot meet the problems such as three-dimensional imaging requirement.If 3 d display device is not processed before dispatching from the factory, directly can affect user and experience, and then the development of restriction stereo display technique.
Prior art provides liquid crystal slit grating stereo display bearing calibration, by interrupting process to the first lead-in wire electrode, the initial condition of each liquid crystal slit is corrected consistent, this 3 d display device bearing calibration operated before liquid crystal slit grating and display floater are fitted, but, in laminating process, still cannot reduce the rigging error between liquid crystal slit grating and display floater, cause the 3 d display device display effect after fitting not good.
Prior art discloses a kind of parameter measurement system of 3 d display device, detect by being projected in when showing and presetting test pictures the projected image that beta version is formed to 3 d display device, and resolve according to testing result, the grating parameter actual value of 3 d display device can be measured, when the parameter measurement system of this 3 d display device is tested, need test board to move to and adjust the corresponding position of instruction with position, complicated operation, testing efficiency is low, and only can obtain grating parameter.
Summary of the invention
The object of embodiment of the present invention is to provide a kind of 3 d display device detection system, is intended to solve the one or more technical problems caused by limitation and the shortcoming of prior art.
Embodiment of the present invention realizes like this, a kind of 3 d display device detection system, for detecting 3 d display device, described 3 d display device detection system comprises burn out detection subsystem and syndrome system, described burn out detection subsystem carries out burn out detection to described 3 d display device, described syndrome system obtains described 3 d display device and meets pre-conditioned correction parameter, and described correction parameter is for correcting the rigging error of 3 d display device.
Particularly, described syndrome system comprises image acquiring device and control device, described image acquiring device is connected with described control device, and described image acquiring device is for obtaining described stereo-picture, and described control device is used for obtaining described correction parameter according to described stereo-picture.
Further, described 3 d display device comprises along the spectrophotometric unit of first direction arrangement and the display unit along second direction arrangement, described correction parameter comprises translational movement correction parameter, and described translational movement correction parameter does not mate the translational movement error of generation for correcting in described rigging error by described spectrophotometric unit and the described display unit cycle of arranging.
Particularly, described control device comprises translational movement correction module, and described translational movement correction module obtains according to described stereo-picture and meets described pre-conditioned described translational movement correction parameter.
Further, described correction parameter also comprises angle correct parameter, and described angle correct parameter is for correcting the angular error produced by the angle between described first direction and described second direction in described rigging error.
Further, described control device also comprises angle correction module, and described angle correction module obtains according to described stereo-picture and meets described pre-conditioned described angle correct parameter.
Further, described image acquiring device comprises installed part and at least one camera, and described camera is arranged on described installed part, and is oppositely arranged with described 3 d display device.
Preferably, described camera is set to two, and the distance between two described cameras is binocular parallax.
Further, described 3 d display device is provided with tracking cell, and described installed part is provided with can by the signature identification of described tracking cell identification, and when described tracking cell traces into described signature identification, described camera obtains described stereo-picture.
Particularly, described signature identification comprises characteristics of image.
Preferably, described characteristics of image comprises one or more in face characteristic, graphic feature, character feature and color characteristic.
Further, described installed part is also provided with contraposition mark, described contraposition mark regulates reference during relative position to identify as described camera and described 3 d display device.
Further, described control device also comprises region detection module, and described region detection module is for detecting the viewing area of described 3 d display device.
Further, described control device is arranged on described 3 d display device, or independent of described 3 d display device.
Preferably, described control device is connected with described 3 d display device, and controls described 3 d display device and show described stereo-picture.
Further, described burn out detection subsystem comprises burn out detection module, and whether described burn out detection module exists disconnection defect for detecting described 3 d display device.
Particularly, described burn out detection module comprises image unit and processing unit, the stereo-picture of described 3 d display device display is obtained by described image unit, the described stereo-picture that described processing unit obtains according to described image unit, judges whether described 3 d display device exists disconnection defect.
Further, described 3 d display device detection system also comprises judge subsystem, passes judgment on the display effect of the described 3 d display device after calibrated process.
Particularly, described judge subsystem comprises left view acquiring unit, right view acquiring unit and passes judgment on unit, described left view acquiring unit obtains the first pixel value corresponding to left view in described stereo-picture, described right view acquiring unit obtains the second pixel value corresponding to right view in described stereo-picture, and described judge unit passes judgment on the display effect of described 3 d display device according to described first pixel value, described second pixel value.
The 3 d display device detection system that embodiment of the present invention provides, comprise burn out detection subsystem and syndrome system, detect 3 d display device by burn out detection subsystem and whether have disconnection defect, reject the light-splitting device having disconnection defect, guarantee the light-splitting device reliable in quality of installing on a display panel, correction process is carried out by syndrome system reversal body display unit, eliminate rigging error to the impact of 3 d display device display effect, through the 3 d display device of 3 d display device detection system check processing, guarantee to meet requirement of dispatching from the factory, ensure display quality.
Another object of embodiment of the present invention is to provide a kind of 3 d display device detection method, for detecting 3 d display device, said method comprising the steps of:
S1, whether detect described 3 d display device has broken string;
S2, if described 3 d display device does not break, then obtain described 3 d display device and meet pre-conditioned correction parameter, described correction parameter is for correcting the rigging error of described 3 d display device.
Particularly, step S2 specifically comprises:
Image acquisition sub-step, obtains the stereo-picture of described 3 d display device;
Control sub-step, obtain according to described stereo-picture and meet pre-conditioned described correction parameter.
Further, described rigging error comprises translational movement error, and described control sub-step comprises:
S21 obtains translational movement correction parameter according to described stereo-picture, and described translational movement correction parameter is for correcting described translational movement error.
Particularly, step S21 specifically comprises:
S211 sets between translational movement detection zone;
S212 obtains described stereo-picture according between described translational movement detection zone;
S213 obtains according to described stereo-picture and meets pre-conditioned described translational movement correction parameter.
Further, described rigging error comprises angular error, and described control sub-step also comprises:
S22 obtains described angle correct parameter according to described stereo-picture, and described angle correct parameter is for correcting described angular error.
Particularly, step S22 specifically comprises:
Between S221 set angle detection zone;
S222 obtains described stereo-picture according between described angle detection zone;
S223 obtains according to described stereo-picture and meets pre-conditioned described angle correct parameter.
Further, described 3 d display device is provided with tracking cell, and described tracking cell, for following the tracks of predetermined signature identification, also comprises before step S2:
S3 tracking step, when described tracking cell traces into described specific identifier, enters step S2.
Further, described rigging error also comprises the site error produced by described tracking cell installation site, and described control sub-step also comprises:
S23 obtains position correction parameter according to described stereo-picture, and described position correction parameter is for correcting described site error.
Particularly, step S23 specifically comprises:
Between S231 desired location detection zone;
S232 obtains described stereo-picture according to described position probing interval;
S233 obtains according to described stereo-picture and meets pre-conditioned described position correction parameter.
Further, also comprise:
S4 detects the viewing area of described 3 d display device.
Further, upon step s 2, also comprise:
S5 preserves described correction parameter.
Particularly, step S1 specifically comprises:
S11 obtains the described stereo-picture of described 3 d display device display;
According to described stereo-picture, S12 judges whether described 3 d display device exists disconnection defect.
Further, also step S6 is comprised after step s 5:
The display effect of S6 to the described 3 d display device after calibrated process is passed judgment on.
Particularly, step S6 specifically comprises:
S61 obtains the first pixel value corresponding to left view in described stereo-picture;
S62 obtains the second pixel value corresponding to right view in described stereo-picture;
S63 passes judgment on the display effect of described 3 d display device according to described first pixel value, described second pixel value.
The 3 d display device detection method that embodiment of the present invention provides, comprise detection 3 d display device and whether have broken string, if 3 d display device is without broken string, then obtain 3 d display device and meet pre-conditioned correction parameter, not only eliminate rigging error to the impact of 3 d display device display effect, and through the 3 d display device of 3 d display device detection system check processing, guarantee to meet requirement of dispatching from the factory, ensure display quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the 3 d display device that prior art provides;
Fig. 2 is the structural representation of the 3 d display device detection system that embodiment of the present invention one provides;
Fig. 3 is syndrome system configuration schematic diagram in Fig. 2;
Fig. 4 is the schematic perspective view of syndrome system in Fig. 2;
Fig. 5 is the structural representation of camera in Fig. 4;
Fig. 6 is the structural representation of control device in Fig. 3;
Fig. 7 is the structural representation of Fig. 2 interrupt line detection subsystem;
Fig. 8 is the structural representation of Fig. 7 interrupt line detection module;
Fig. 9 is the structural representation passing judgment on subsystem in Fig. 2;
Figure 10 is the schematic flow sheet of the 3 d display device detection method that embodiment of the present invention three provides;
Figure 11 is the idiographic flow schematic diagram of S2 in Figure 10;
Figure 12 is the idiographic flow schematic diagram controlling sub-step in Figure 11;
Figure 13 is the idiographic flow schematic diagram of S21 in Figure 12;
Figure 14 is the idiographic flow schematic diagram of S22 in Figure 12;
Figure 15 is the idiographic flow schematic diagram of S1 in Figure 10;
Figure 16 is the idiographic flow schematic diagram of S6 in Figure 10;
Figure 17 is the idiographic flow schematic diagram of S23 in Figure 12.
Embodiment
In order to make the technical problem to be solved in the present invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and the embodiments, the present invention is further elaborated.Should be appreciated that embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Execution mode one
As shown in Figures 1 and 2, the detection system (not shown) that embodiment of the present invention provides, for detecting 3 d display device 1, detection system comprises burn out detection subsystem 100 and syndrome system 200, burn out detection subsystem 100 pairs of 3 d display devices 1 carry out burn out detection, syndrome system 200 obtains 3 d display device 1 and meets pre-conditioned correction parameter, and correction parameter is for correcting the rigging error of 3 d display device 1.3 d display device 1 comprises light-splitting device 11 and display floater 12, if there is disconnection defect in light-splitting device 11, do not add detection, be directly installed on display floater 12, directly can affect the display effect of 3 d display device 1, when light-splitting device 11 is installed on the display panel 12, be combined into one with display floater 12, carry out burn out detection again, then be difficult to the light-splitting device 11 again more renewed, therefore, be necessary to carry out burn out detection to light-splitting device 11 in the pre-assembly, detect 3 d display device 1 by burn out detection subsystem 100 and whether there is disconnection defect, reject the light-splitting device 11 having disconnection defect, guarantee to install light-splitting device 11 on the display panel 12 all without disconnection defect.Due in assembling process, rigging error cannot be avoided the impact of 3 d display device 1 display effect, and therefore, syndrome system 200 pairs of rigging errors correct, eliminate rigging error to the impact of 3 d display device 1 display effect, promote the display effect of 3 d display device 1.Through the 3 d display device 1 of 3 d display device detection system check processing, guarantee to meet requirement of dispatching from the factory, ensure display quality.
As shown in Figure 1 to Figure 3, the syndrome system 200 that embodiment of the present invention provides, pre-conditioned correction parameter is met for obtaining 3 d display device 1, the correction parameter that present embodiment provides is by detecting the 3 d display device 1 assembled, obtaining the parameter corresponding with rigging error.Syndrome system 200 comprises control device 2 and image acquiring device 3, image acquiring device 3 obtains the stereo-picture that 3 d display device 1 shows, and stereo-picture is sent to control device 2, control device 2 processes the stereo-picture received, obtain correction parameter, correction parameter is for correcting the rigging error of 3 d display device 1.When user opens 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminates rigging error to the harmful effect of 3 d display device 1 display effect.Syndrome system 200 structure that embodiment of the present invention provides is simple, and obtain stereo-picture by image acquiring device 3, control device 2 stereoscopic image processes, and obtain correction parameter, result reliability is high.Relative to prior art, the syndrome system 200 that embodiment of the present invention provides processes the 3 d display device 1 after having assembled, obtain correction parameter, the efficiency of assembling of 3 d display device 1 can not be affected, 3 d display device 1 corrects rigging error according to correction parameter, promote the reliability correcting result, obtain good display effect, and, in acquisition correction parameter process, without the need to changing the placement location of 3 d display device 1, reducing operation easier, alleviating the working strength of operating personnel.
Pre-conditioned the referring to of present embodiment proposition, 3 d display device 1 corrects rigging error according to correction parameter, eliminates rigging error to the impact of display effect.
As shown in Fig. 1, Fig. 3 to Fig. 5, image acquiring device 3 comprises at least one camera 32, and camera 32 takes the stereo-picture that 3 d display device 1 shows.In the present embodiment, image acquiring device 3 comprises spaced left camera 32a and right camera 32b, and structure, the physical property of left camera 32a and right camera 32b are all identical.Spacing between left camera 32a and right camera 32b can be regarded as human eye interpupillary distance, meets three-dimensional imaging requirement.3 d display device 1 shows the stereo-picture of change, left camera 32a and right camera 32b takes 3 d display device 1 simultaneously, left camera 32a takes stereo-picture and obtains the first image change, and right camera 32b takes stereo-picture and obtains the second image change.Control device 2 processes the first image change and the second image change respectively, obtains in the first image change and meets pre-conditioned left view parameter, and meets pre-conditioned right view parameter in the second image change.Control device 2 meets pre-conditioned correction parameter in conjunction with left view parameter, right view gain of parameter.When user uses 3 d display device 1 to show stereo-picture, rigging error is corrected according to correction parameter, the stereo-picture of display all affects the undesirable element of display effect without crosstalk, moire fringes etc., obtain good display effect, eliminates because rigging error affects the problem of stereo display effect.Compared to prior art, the syndrome system 200 that present embodiment provides can obtain the correction parameter of 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminate rigging error to the impact of display effect, improve the display effect of 3 d display device 1, and easy to operate, improve detection efficiency, the correction parameter reliability of acquisition is high.
As shown in Figure 1, the left view parameter provided in present embodiment, right view parameter can be concrete point values, also can be one section of numerical intervals.3 d display device 1 is when showing stereo-picture, according to correction parameter, arrangement process is carried out to display unit 121, obtain good display effect, and without problems such as obvious crosstalk, moire fringes, meet 3D imaging requirements, improve stereo display effect, eliminate rigging error to the impact of stereo display effect.
As shown in Fig. 1, Fig. 3 to Fig. 5, in the above-described embodiment, adopt left camera 32a and right camera 32b to take the stereo-picture that 3 d display device 1 shows respectively, certainly, a camera stereoscopic image also can be adopted to take.As, left camera 32a is arranged on people's left eye position, shooting acquisition first image change is carried out to the stereo-picture that 3 d display device 1 shows, by carrying out corresponding image procossing to the first image change, can obtain and meet pre-conditioned left view parameter.3 d display device 1, according to the rigging error of left view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.Similarly, right camera 32b is arranged on people's right eye position, the stereo-picture that shooting 3 d display device 1 shows obtains the second image change, by carrying out corresponding image procossing to the second image change, obtaining and meeting pre-conditioned right view parameter.3 d display device 1, according to the rigging error of right view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.There is provided multiple image acquisitions scheme, convenient operation person select according to actual production.
In the present embodiment, two-value method can be adopted, the first image change and/or the second image change are processed, obtain and meet pre-conditioned left view parameter and/or right view parameter.Certainly, the image processing method that embodiment of the present invention provides also not only is confined to this, the method that also can be compared by pixel value, obtains the first change curve that the first image change is corresponding, and/or the second change curve that the second image change is corresponding.According to the dichroism of light-splitting device 11, by comparing the first change curve and/or the second change curve, obtain left view parameter and/or right view parameter, in conjunction with left view parameter and/or right view gain of parameter correction parameter.Present embodiment is not limited in above-mentioned two kinds of image procossing modes, well known to a person skilled in the art that image procossing mode all should within protection scope of the present invention.
As shown in Figures 1 and 2, in the present embodiment, 3 d display device 1 provides stereo-picture, and stereo-picture comprises the left view and right view with image difference.For ease of difference left view and right view, setting left view is pure red picture, and right view is pure green picture.What present embodiment provided refers to without crosstalk phenomenon, i.e. redgreen image in left view, redfree image in right view.Certainly, the stereo-picture that embodiment of the present invention provides also not only is confined to this, as long as the stereo-picture with image difference all can be applicable in the syndrome system 200 that embodiment of the present invention provides, as, red/blue stereogram, black/white stereogram, or, pictorial element in left view is rectangle, pictorial element in right view is triangle, again or, pictorial element in left view is numeral 1, pictorial element in right view is numeral 2 etc., knownly well known to a person skilled in the art that stereo-picture all should within protection scope of the present invention, left view, right view wide material sources, unrestrictedly, expand application of the present invention.
In the present embodiment, as shown in Figures 1 and 3, can be prestored stereo-picture in 3 d display device 1, by setting the display frequency of stereo-picture, image acquiring device 3 obtains stereo-picture, and be sent to control device 2, the frequency of 3 d display device 1 display can certainly be controlled by control device 2, realize the object that image acquiring device 3 obtains stereo-picture, various ways can be adopted to show stereo-picture, easy to operate, expand the scope of application of the syndrome system 200 that present embodiment provides.
As shown in Figure 3, can be that wire is directly connected between image acquiring device 3 with control device 2, also can be dedicated radio link, as passed through Blue-tooth communication method, NFC (near-field communication) mode, WiFi mode, RFID communication mode, it can also be the mode that usb interface module connects, connected mode is multiple, for selecting of different assembly environment.
In acquisition correction parameter process, can set between detection zone according to rigging error, to shorten detection time, when not obtaining correction parameter, can by larger for detection step-length value, acceleration detection, meets pre-conditioned correction parameter to obtain as early as possible.When obtain meet pre-conditioned correction parameter time, can return normal by detection step-length or value is smaller, obtain meets pre-conditioned correction parameter more.When finding again not obtain correction parameter, then can stop detecting, shorten detection time, promote the detection efficiency of 3 d display device 1.Or, by carrying out binary conversion treatment between detection zone, if obtain correction parameter in detection zone, then continue to detect, if do not obtain correction parameter in detection zone, then skip between this detection zone.
In the present embodiment, 3 d display device 1 can be mobile terminal, also computer etc. can have the electronic installation of Presentation Function, and control device 2 can be computer or mobile terminal etc. with the equipment of process and communication function, does not repeat one by one at this.
In the present embodiment, preferred control device 2 is computer, and 3 d display device 1 is mobile phone, 3 d display device 1 is connected with control device 2 by data wire, and image acquiring device 3 is connected with control device 2 by data wire, and computer treatment effeciency is higher, shorten the processing time, promote treatment effeciency.
As the further improvement of above-mentioned execution mode, as shown in Figures 1 and 3, the correction parameter that present embodiment provides is stored in 3 d display device 1, or is stored in storage medium.Control device 2 obtains according to stereo-picture and meets pre-conditioned correction parameter, correction parameter can be stored in 3 d display device 1.When user uses 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminates rigging error to the impact of display effect.Certainly, correction parameter also can be stored in storage medium by control device 2, when user uses 3 d display device 1, obtains correction parameter from storage medium, easy to operate.The storage medium that present embodiment provides can be the platform such as cloud service or application shop client end.Certainly, user can liking or individual differences according to oneself, regulates display effect.
As the further improvement of above-mentioned execution mode, as shown in Fig. 1, Fig. 3 and Fig. 4, the control device 2 that present embodiment provides is arranged on 3 d display device 1, control device 2 can as the processing unit of 3 d display device 1, correction parameter is stored in control device 2, during use, take out correction parameter from control device 2, rigging error is corrected.Certain control device 2 also can independent of 3 d display device 1, and obtain and meet pre-conditioned correction parameter, control device 2 can change installation site according to user's request, installs more flexible.
As the further improvement of above-mentioned execution mode, as shown in Fig. 1, Fig. 3 and Fig. 4, control device 2 is connected with 3 d display device 1, and controls 3 d display device 1 and show stereo-picture.Control device 2 directly can be connected by wire with 3 d display device 1, also can be dedicated radio link, as passed through Blue-tooth communication method, NFC (near-field communication) mode, WiFi mode, RFID communication mode, it can also be the mode that usb interface module connects, connected mode is multiple, for selecting of different assembly environment.Control 3 d display device 1 by control device 2 and show stereo-picture, and control image acquiring device 3 and obtain stereo-picture, realize automatically obtaining correction parameter, more convenient to operate, reduce the work load of operating personnel, and automation mechanized operation, correction parameter accuracy is high.
As the further improvement of above-mentioned execution mode, as shown in Figures 1 and 3,3 d display device 1 comprises light-splitting device 11 and display floater 12, light-splitting device 11 comprises the spectrophotometric unit 111 along first direction arrangement, display floater 12 comprises the display unit 121 along second direction arrangement, and the display unit 121 that present embodiment provides refers to the minimum unit of display of stereo display.According to designing requirement, light-splitting device 11 slant setting is on display floater 12, after 3 d display device 1 has assembled, rigging error comprises does not mate the translational movement error of generation by spectrophotometric unit 111 and display unit 121 cycle of arranging, if do not corrected, then can produce picture crosstalk problem, affect the display effect of 3 d display device 1.Correction parameter comprises translational movement correction parameter for correcting translational movement error, and image acquiring device 3 obtains the stereo-picture that 3 d display device 1 shows, and control device 2 obtains according to stereo-picture and meets pre-conditioned translational movement correction parameter.When user uses 3 d display device 1,3 d display device 1 corrects translational movement error according to translational movement correction parameter, eliminates translational movement error to the impact of stereo display, prompting stereo display effect.
Particularly, as shown in Fig. 1, Fig. 3 and Fig. 6, control device 2 comprises translational movement correction module 21, and translational movement correction module 21 obtains according to stereo-picture and meets pre-conditioned translational movement correction parameter.Translational movement correction module 21 according between the arrangement cycle set translational movement detection zone of display unit 121 and translational movement detect step-length, translational movement correction module 21 is according to initial translation amount correction parameter L 0control 3 d display device 1 pair of display unit 121 and carry out corresponding image procossing.Particularly, setting initial translation amount correction parameter is L 0, translational movement correction module 21 is according to initial translation amount correction parameter L 0send translational movement control signal, 3 d display device 1 carries out arrangement process according to translational movement control signal to display unit 121, and the stereo-picture after display arrangement process, image acquiring device 3 obtains this stereo-picture, and is stored in translational movement correction module 21.Setting i-th translational movement correction parameter is L i, it is b that translational movement detects step-length 1, then L i=L 0+ (i-1) b 1, (i>=1).According to i-th translational movement correction parameter L ibefore carrying out image procossing, translational movement correction module 21 judges i-th translational movement correction parameter L iwhether between translational movement detection zone.If i-th translational movement correction parameter L inot between translational movement detection zone, then stop aforesaid operations.If i-th translational movement correction parameter L ibetween translational movement detection zone, then translational movement correction module 21 is according to i-th translational movement correction parameter L isend translational movement control signal, 3 d display device 1 carries out arrangement process according to translational movement control signal to display unit 121, and the stereo-picture after display arrangement process.Until i-th translational movement correction parameter L inot between translational movement detection zone, then stop aforesaid operations.Translational movement correction module 21 carries out image procossing to the stereo-picture stored, and obtains and meets pre-conditioned translational movement correction parameter.3 d display device 1, when showing stereo-picture, carries out arrangement process according to translational movement correction parameter to display unit 121, eliminates translational movement error to the impact of display effect.Obtain translational movement correction parameter without the need to operator's manual operation, reduce the labour intensity of operator, and, correct again after 3 d display device 1 has assembled, correct result reliability high, be of value to lifting stereo display effect.
As the further improvement of above-mentioned execution mode, as shown in Figures 1 and 3, arrange for avoiding spectrophotometric unit 111 and display unit 121 and periodically interfere, by light-splitting device 11 slant setting on display floater 12, spectrophotometric unit 111 arranges along first direction, display unit 121 is along second direction arrangement, and rigging error also comprises the angular error produced by the angle between first direction and second direction.If do not corrected angular error, then can produce the display effect that picture crosstalk, granular sensation etc. affect 3 d display device 1.Correction parameter comprises angle correct parameter, and image acquiring device 3 obtains the stereo-picture that 3 d display device 1 shows, and control device 2 obtains according to stereo-picture and meets pre-conditioned angle correct parameter.When user uses 3 d display device 1,3 d display device 1, according to angle correct parameter correction angular error, eliminates angular error to the impact of stereo display, prompting stereo display effect.
Particularly, as shown in Fig. 1, Fig. 3 and Fig. 6, control device 2 comprises angle correction module 22, and angle correction module 22 obtains according to stereo-picture and meets pre-conditioned angle correct parameter.Angle correction module 22 according between designing requirement and assembly precision set angle detection zone and angle detect step-length.Setting initial angle correction parameter is A 0, angle correction module 22 is according to initial angle correction parameter A 0send angle control signal, 3 d display device 1 carries out arrangement process according to angle control signal to display unit 121, and the stereo-picture after display arrangement process, image acquiring device 3 obtains this stereo-picture, and is stored in angle correction module 22.Setting i-th angle correct parameter is A i, it is b that angle detects step-length 2, then A i=A 0+ (i-1) b 2, (i>=1), according to i-th angle correct parameter A ibefore carrying out image procossing, angle correction module 22 judges i-th angle correct parameter A iwhether between angle detection zone.If i-th angle correct parameter A inot between angle detection zone, then stop aforesaid operations.If i-th angle correct parameter A ibetween angle detection zone, then angle correction module 22 is according to i-th angle correct parameter A isend angle control signal, 3 d display device 1 carries out arrangement process according to angle control signal to display unit 121, and the stereo-picture after display arrangement process.Until i-th angle correct parameter A inot between angle detection zone, then stop aforesaid operations.3 d display device 1, when showing stereo-picture, carries out arrangement process according to angle correct parameter to display unit 121, eliminates angular error to the impact of display effect.Obtain angle correct parameter without the need to operator's manual operation, reduce the labour intensity of operator, and, correct again after 3 d display device 1 has assembled, correct result reliability high, be of value to lifting stereo display effect.
As best shown in figs. 1 and 4, image acquiring device 3 also comprises installed part 31 and at least one camera 32, and camera 32 is arranged on installed part 31, and is oppositely arranged with 3 d display device 1.The camera 32 that present embodiment provides is fixed unadjustable with the relative position of 3 d display device 1, according to dissimilar 3 d display device 1, replaceable suitable camera 32, to obtain the stereo-picture of 3 d display device 1, replacement operation is simple, easy to implement, certainly, camera 32 is adjustable with the relative position of 3 d display device 1, according to the acquisition visual angle of camera 32, regulate camera 32 and the relative position of 3 d display device 1, in image acquisition procedures, also can obtain stereo-picture.
As best shown in figs. 1 and 4, syndrome system 200 also comprises the first support portion 4, support portion 4, first and comprises the first strutting piece 41, and installed part 31 is movably installed on the first strutting piece 41, and adjustable with the relative position of 3 d display device 1.By regulating installed part 31, the relative position of the relative 3 d display device 1 of camera 32 can be changed, when guaranteeing that 3 d display device 1 shows stereo-picture, camera 32 can obtain stereo-picture that is complete, that lack without image information, and such guarantee corrects the accuracy of result.Present embodiment, by regulating the position of installed part 31, obtains complete image information, and meets the operation obtaining image-forming condition, easy to operate, ensures to correct the accurate of result.
As best shown in figs. 1 and 4, the first support portion 4 also comprises the line of travel that the first slide 42, first slide 42 is slidably mounted on the first strutting piece 41, first slide 42 and is parallel to the first strutting piece 41, and installed part 31 is arranged on the first slide 42.Certain active force is applied to the first slide 42, the first slide 42 can be made to move along the first strutting piece 41, thus regulate the relative position of the relative 3 d display device 1 of camera 32, camera 32 is moved to the position suitable with 3 d display device 1, the first slide 42 is adopted to coordinate with the first strutting piece 41, realize the relative position regulating the relative 3 d display device 1 of camera 32, structure is simple, low cost of manufacture, and the reliability of the calibration equipment of raising 3 d display device, and lower to the skill set requirements of operator, be easy to operation.
As best shown in figs. 1 and 4, first strutting piece 41 is provided with the first slide rail 43, first slide 42 is provided with the first chute (not shown) suitable with the first slide rail 43 profile, and the first slide 42 is slidably mounted on the first slide rail 43, and slides along the first slide rail 43.First slide 42 moves along the first slide rail 43, by mobile first slide 42, changes the relative position of the relative 3 d display device 1 of camera 32, easy to operate.Steadily mobile for ensureing, at least two the first slide rails 43 are set, guarantee that the first slide 42 is when mobile, camera 32 movement stably, avoids occurring occurring phenomenons such as beating in moving process, affects the normal use of camera 32, adjacent two the first slide rails 43 keep at a certain distance away, guarantee that the first slide 42 is when mobile, stress equalization, there will not be the problems such as inclination.When the first slide 42 moves to suitable position, camera 32 can be made operationally equally, held stationary state, obtain the stereo-picture that 3 d display device 1 shows, guarantee that the stereo-picture obtained meets the requirement of correct operation.
As best shown in figs. 1 and 4, the first strutting piece 41 is also provided with the first regulating part 44, first regulating part 44 for regulating the running length of the first slide 42.By the first regulating part 44, the relative position of the relative 3 d display device 1 of camera 32 can be changed, when guaranteeing that 3 d display device 1 shows stereo-picture, camera 32 can obtain stereo-picture that is complete, that lack without image information, and such guarantee corrects the accuracy of result.Present embodiment, by adjustment first regulating part 44, obtains complete image information, and meets the operation obtaining image-forming condition, easy to operate, ensures to correct the accurate of result.
As best shown in figs. 1 and 4, the first knob 442 that first regulating part 44 comprises the first screw rod 441 and is sheathed on the first screw rod 441, first slide 42 is provided with the first screwed hole (not shown) suitable with the first screw rod 441, first screw rod 441 and the first slide rail 43 are arranged side by side, by rotating described first knob 442, rotate the first screw rod 441, thus promotion the first slide 42 moves forward or retreats, realize the running length of adjustment first slide 42, therefore, by regulating the first screw rod 441, change the relative position of camera 32 and 3 d display device 1, simple to operate, simultaneously, the calibration equipment of the 3 d display device that present embodiment provides can obtain the correction parameter of dissimilar 3 d display device 1, easy to use.
As best shown in figs. 1 and 4, be the environment for use of simulating stereo display unit 1, camera 32 can be considered as the eyes of people, therefore, camera 32 be arranged on the position corresponding with position of human eye.Camera 32 is arranged on people's left eye position, shooting acquisition first image change is carried out to the stereo-picture that 3 d display device 1 shows, by carrying out corresponding image procossing to the first image change, can obtain and meet pre-conditioned left view parameter.3 d display device 1, according to the rigging error of left view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.Or camera 32 is arranged on people's right eye position, the stereo-picture that shooting 3 d display device 1 shows obtains the second image change, by carrying out corresponding image procossing to the second image change, obtaining and meeting pre-conditioned right view parameter.3 d display device 1, according to the rigging error of right view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.There is provided multiple image acquisitions scheme, convenient operation person select according to actual production.
The camera 32 that present embodiment provides can be high power camera, relative position between camera 32 and 3 d display device 1 is fixed non-adjustable, by regulating the imaged viewing angle scope of high power camera, obtain the stereo-picture that dissimilar 3 d display device 1 shows.
As shown in Fig. 1, Fig. 4 and Fig. 5, camera 32 is set to two, and the distance between two cameras 32 equals binocular parallax, can approximate simulation human eye viewing effect, obtains correction parameter and more meets true environment for use.Adopt left camera 32a, right camera 32b for difference, in the present embodiment, structure, the physical property of left camera 32a and right camera 32b are all identical, and the spacing between left camera 32a and right camera 32b equals binocular parallax, meets three-dimensional imaging requirement.3 d display device 1 shows the stereo-picture of change, left camera 32a and right camera 32b takes 3 d display device 1 simultaneously, left camera 32a takes stereo-picture and obtains the first image change, and right camera 32b takes stereo-picture and obtains the second image change.Control device 2 processes the first image change and the second image change respectively, obtains in the first image change and meets pre-conditioned left view parameter, and meets pre-conditioned right view parameter in the second image change.Pre-conditioned correction parameter is met in conjunction with left view parameter, right view gain of parameter.When user uses 3 d display device 1 to show stereo-picture, rigging error is corrected according to correction parameter, the stereo-picture of display all affects the undesirable element of display effect without crosstalk, moire fringes etc., obtain good display effect, eliminates because rigging error affects the problem of stereo display effect.Compared to prior art, the calibration equipment of the 3 d display device that present embodiment provides can obtain the correction parameter of 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminate rigging error to the impact of display effect, improve the display effect of 3 d display device 1, and easy to operate, improve detection efficiency, the correction parameter reliability of acquisition is high.
As the further improvement of above-mentioned execution mode, as shown in Figure 4, installed part 31 is provided with contraposition mark (not shown), and contraposition mark regulates reference during relative position to identify as camera 32 and 3 d display device 1.Operator can identify according to contraposition, regulates image acquiring device 3 and/or 3 d display device 1, makes image acquiring device 3 obtain the stereo-picture of 3 d display device 1 display, shortens operator's regulating time, reduce operation easier simultaneously.
As the further improvement of above-mentioned execution mode, as shown in Fig. 4 and Fig. 6, control device 2 also comprises region detection module 24, and region detection module 24 is for detecting the viewing area in 3 d display device 1.Image due to image acquiring device 3 acquisition not only comprises the stereo-picture that 3 d display device 1 shows, comprise the external environment condition beyond viewing area in addition, for avoiding the accurate of external environment influence angle correct parameter, translational movement correction parameter, need before image procossing, detect the viewing area of 3 d display device 1, in viewing area, carry out the relevant treatment of image.Region detection module 24 by extracting the image channel value in viewing area, then can use rim detection, detecting boundary point and the boundary curve of viewing area, then combining image area, automatically detects viewing area.Further reduction external environment, on the impact of testing result, guarantees the reliability correcting result.
As the further improvement of above-mentioned execution mode, as shown in Fig. 1 and Fig. 7, the burn out detection subsystem 100 that present embodiment provides comprises burn out detection module 5, and whether burn out detection module 5 exists disconnection defect for detecting 3 d display device 1.The disconnection defect of 3 d display device 1 is mainly caused by light-splitting device 11, therefore, when carrying out burn out detection, can detect mainly for light-splitting device 11.Burn out detection module 5 opens light-splitting device 11 and display floater 12 simultaneously, and control display floater 12 and show white picture, light-splitting device 11 arranges polaroid, pass through polaroid, the spectrophotometric result of viewing light-splitting device 11, if for the light-splitting device 11 meeting testing requirement, allow to enter next testing process, if do not meet testing requirement, then reject this light-splitting device 11, and the new light-splitting device 11 changed is detected, easy to detect, and carried out before light-splitting device 11 is installed on display floater 12, replacing problem light-splitting device 11 is easy to operate, reduce the defect rate of 3 d display device 1.Certainly, display floater 12 also can show other pictures, and the display floater 12 that present embodiment proposes shows white picture, more easily finds out the light-splitting device 11 of disconnection defect.
As the further improvement of above-mentioned execution mode, as shown in Fig. 1 and Fig. 8, the burn out detection module 5 that present embodiment provides comprises image unit 51 and processing unit 52, the stereo-picture of 3 d display device 1 display is obtained by image unit 51, the stereo-picture that processing unit 52 obtains according to image unit 51, judges whether 3 d display device 1 exists disconnection defect.If there is disconnection defect, there is the phenomenons such as bright line in the stereo-picture then shown, if without disconnection defect, then the stereo-picture shown is normal image, and processing unit 52 is according to above-mentioned criterion, judge whether 3 d display device 1 exists disconnection defect, the processing unit 52 that present embodiment provides is processed by the stereo-picture obtained image unit 51, thus judges whether 3 d display device 1 exists disconnection defect, easy to operate, easy to implement, and testing result reliability is high.
The image unit 51 that present embodiment provides can adopt aforementioned camera 32, is namely obtained the stereo-picture of 3 d display device 1 display by camera 32, judges whether 3 d display device 1 exists disconnection defect.Simplify burn out detection subsystem structure, and camera 32 a tractor serves several purposes, enriches serviceability.Certainly, image unit 51 also can be different from camera 32, according to action need, can select.
As shown in Figures 1 and 2,3 d display device detection system also comprises passes judgment on subsystem 300, passes judgment on the display effect of the 3 d display device 1 after calibrated process.3 d display device 1 after calibrated process, although eliminated the impact of rigging error on display effect, to different 3 d display devices 1, display effect is still not identical.The judge of the display effect to 3 d display device 1 can be realized by passing judgment on subsystem 300, the display level of 3 d display device 1 can be known, be convenient to the further selection of user.
Particularly, as shown in Figure 1, Figure 2 with shown in Fig. 9, pass judgment on subsystem 300 comprise left view acquiring unit 6, right view acquiring unit 7 and pass judgment on unit 8, left view acquiring unit 6 obtains the first pixel value corresponding to left view in stereo-picture, right view acquiring unit 7 obtains the second pixel value corresponding to right view in stereo-picture, passes judgment on the display effect of unit 8 according to the first pixel value, the second pixel value judge 3 d display device 1.Particularly, in stereo-picture, setting is red green light splitting picture to the light splitting reference map of three-dimensional view, the image of the best three-dimensional light splitting display of left view is pure red picture, the best solid point light display image of right view is pure green picture, if left view acquiring unit 6 obtains meet pre-conditioned left view (R, G, B) in, the average of R pixel value and the difference of G pixel average, form the first pixel evaluation of estimate P 1, represent the three-dimensional light splitting of left view in the evaluation reaching desirable light splitting, be equivalent in whole left view, the ratio of red component in whole picture.Right view acquiring unit 7 obtains the difference meeting G pixel value average and R pixel average in pre-conditioned right view (R, G, B), forms the second pixel evaluation of estimate P 2, pass judgment on unit 8 according to the first pixel evaluation of estimate P 1, the second pixel evaluation of estimate P 2pass judgment on the display effect of 3 d display device 1, display effect M=(P1+P2)/(2*255) * 100% particularly, the judge to the display effect of 3 d display device 1 is realized according to display effect M, the good degree of 3 d display device can be known easily, be convenient to user and select according to demand.
Execution mode two
The 3 d display device detection system that present embodiment provides is substantially identical with the 3 d display device detection system structure that execution mode one provides, difference is, as shown in Fig. 1, Fig. 3 and Fig. 4,3 d display device 1 is provided with tracking cell (not shown), and installed part 31 is provided with can the signature identification 33 of tracked unit identification.The tracking cell that present embodiment provides can be infra-red ray detection device, follow the tracks of the first-class device of shooting.When tracking cell traces into signature identification 33, control device 2 controls image acquiring device 3 and obtains stereo-picture.The signature identification 33 provided in present embodiment can be plane cardboard or stereo head portrait etc. with can the feature of tracked unit identification, does not repeat one by one at this.Open the following function of tracking cell, when tracking cell traces into signature identification 33, tracking signal is fed back to control device 2 by 3 d display device 1.Control device 2, according to tracking signal, controls the stereo-picture that image acquiring device 3 obtains 3 d display device 1 display.Installed part 31 is adopted to replace user, 3 d display device 1 is according to the position adjustment stereoscopic display content of signature identification 33, thus, in actual use, beholder can be enable to watch stereoeffect incessantly, and the content of watching can make corresponding change according to the orientation of user and movement tendency, realizes the interaction of user and displaying contents, improve the sense of reality of stereo display.When tracking cell traces into signature identification 33,3 d display device 1 sends control signal, control device 2 controls according to control signal the stereo-picture that image acquiring device 3 obtains 3 d display device 1 display, be stored in by stereo-picture in control device 2, control device 2 obtains according to stereo-picture and meets pre-conditioned correction parameter.When user uses 3 d display device, 3 d display device 1 carries out arrangement process according to correction parameter to display unit 121, and the stereo-picture after display arrangement process, image acquiring device 3 obtains this stereo-picture, and is stored in control device 2.Control device 2 carries out image procossing to the stereo-picture stored, and obtains and meets pre-conditioned correction parameter, and 3 d display device 1 corrects rigging error according to correction parameter, eliminates rigging error to the impact of stereo display effect.
As the further improvement of above-mentioned execution mode, as shown in Fig. 1, Fig. 3 and Fig. 4, signature identification 33 comprises characteristics of image, and characteristics of image can tracked unit identification.Tracking cell traces into characteristics of image, and tracking signal is fed back to control device 2 by 3 d display device 1.Control device 2, according to tracking signal, controls the stereo-picture that image acquiring device 3 obtains 3 d display device 1 display.Installed part 31 is adopted to replace user, 3 d display device 1 is according to the position adjustment stereoscopic display content of signature identification 33, thus, in actual use, beholder can be enable to watch stereoeffect incessantly, and the content of watching can make corresponding change according to the orientation of user and movement tendency, realizes the interaction of user and displaying contents, improve the sense of reality of stereo display.
Certainly, the signature identification 33 that present embodiment provides is not limited only to characteristics of image, can also be protruding or other can the feature of tracked unit identification.
As the further improvement of above-mentioned execution mode, characteristics of image comprise in face characteristic, character feature, graphic feature and color characteristic one or more.Adopt face characteristic, replace user, the viewing environment of simulation user, the correction parameter of acquisition is pressed close to truly more.Certain characteristics of image also can be other features, as long as the discernible feature of tracking cell should all in protection scope of the present invention
As Fig. 1, Fig. 3 and to shown in Fig. 5, image acquiring device 3 comprises at least one camera 32, and camera 32 is arranged on position of human eye place, the stereo-picture that shooting 3 d display device 1 shows.In the present embodiment, camera 32 comprises spaced left camera 32a and right camera 32b, left camera 32a and right camera 32b structure, physical property are all identical, and the spacing between left camera 32a and right camera 32b can be regarded as human eye interpupillary distance, meets three-dimensional imaging requirement.3 d display device 1 shows the stereo-picture of change, left camera 32a and right camera 32b takes 3 d display device 1 simultaneously, left camera 32a takes stereo-picture and obtains the first image change, and right camera 32b takes stereo-picture and obtains the second image change.Control device 2 processes the first image change and the second image change respectively, obtains in the first image change and meets pre-conditioned left view parameter, and meets pre-conditioned right view parameter in the second image change.Control device 2 meets pre-conditioned correction parameter in conjunction with left view parameter, right view gain of parameter.When user uses 3 d display device 1 to show stereo-picture, rigging error is corrected according to correction parameter, the stereo-picture of display all affects the undesirable element of display effect without crosstalk, moire fringes etc., obtain good display effect, eliminates because rigging error affects the problem of stereo display effect.Compared to prior art, the syndrome system 200 that present embodiment provides can obtain the correction parameter of 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminate rigging error to the impact of display effect, improve the display effect of 3 d display device 1, and easy to operate, improve detection efficiency, the correction parameter reliability of acquisition is high.
As shown in Fig. 1 and Fig. 5, in the above-described embodiment, adopt left camera 32a and right camera 32b to take the stereo-picture that 3 d display device 1 shows respectively, certainly, a camera stereoscopic image also can be adopted to take.As, left camera 32a is arranged on people's left eye position, shooting acquisition first image change is carried out to the stereo-picture that 3 d display device 1 shows, by carrying out corresponding image procossing to the first image change, can obtain and meet pre-conditioned left view parameter.3 d display device 1, according to the rigging error of left view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.Similarly, right camera 32b is arranged on people's right eye position, the stereo-picture that shooting 3 d display device 1 shows obtains the second image change, by carrying out corresponding image procossing to the second image change, obtaining and meeting pre-conditioned right view parameter.3 d display device 1, according to the rigging error of right view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.There is provided multiple image acquisitions scheme, convenient operation person select according to actual production.
As the further improvement of above-mentioned execution mode, as shown in Fig. 1, Fig. 4 and Fig. 6, rigging error also comprises tracking cell and is arranged on the site error that 3 d display device 1 produces.If not correction position error in addition, then can affect the display effect of 3 d display device 1.Correction parameter comprises position correction parameter, and for correction position error, image acquiring device 3 obtains the stereo-picture that 3 d display device 1 shows, and control device 2 obtains according to stereo-picture and meets pre-conditioned position correction parameter.When user uses 3 d display device 1,3 d display device 1, according to position correction parameter correction site error, eliminates site error to the impact of stereo display, prompting stereo display effect.
Particularly, as shown in Fig. 1, Fig. 4 and Fig. 6, control device 2 also comprises position correction module 23, and position correction module 23 obtains according to stereo-picture and meets pre-conditioned position correction parameter.Position correction module 23 is according to the installation site of tracking cell in designing requirement and assembly precision determination position probing is interval and position probing step-length.Particularly, setting initial position correction parameter is Z 0, position correction module 23 is according to initial position correction parameter Z 0send position control signal, 3 d display device 1 carries out arrangement process according to position control signal to display unit 121, and the stereo-picture after display arrangement process, image acquiring device 3 obtains this stereo-picture, and is stored in position correction module 23.Setting i-th position correction parameter is Z i, position probing step-length is b 3, then Z i=Z 0+ (i-1) b 3, i>=1, according to i-th position correction parameter Z ibefore carrying out image procossing, position correction module 23 judges i-th position correction parameter Z iwhether between detection zone, position.If i-th position correction parameter Z inot between detection zone, position, then stop aforesaid operations.If i-th position correction parameter Z ibetween detection zone, position, then position correction module 23 is according to i-th position correction parameter Z isend position control signal, 3 d display device 1 carries out arrangement process according to position control signal to display unit 121, and the stereo-picture after display arrangement process.Until i-th position correction parameter Z inot between detection zone, position, then stop aforesaid operations.3 d display device 1, when showing stereo-picture, carries out arrangement process according to position correction parameter to display unit 121, eliminates site error to the impact of display effect.Obtain position correction parameter without the need to operator's manual operation, reduce the labour intensity of operator, and, correct again after 3 d display device 1 has assembled, correct result reliability high, be of value to lifting stereo display effect.
Execution mode three
As shown in Fig. 1 and Figure 10, present embodiment provides the bearing calibration of 3 d display device, meeting pre-conditioned correction parameter, comprising the steps: for obtaining 3 d display device 1
S1, whether detect 3 d display device 1 has broken string;
S2, if 3 d display device 1 not broken string, then obtain 3 d display device 1 and meet pre-conditioned correction parameter, correction parameter is for correcting the rigging error of 3 d display device 1.
Correction parameter in present embodiment, by detecting the 3 d display device 1 assembled, obtains the parameter corresponding with rigging error.Obtain the stereo-picture that 3 d display device 1 shows, obtain according to stereo-picture and meet pre-conditioned correction parameter, correction parameter is for correcting the rigging error of 3 d display device 1.When user opens 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminates rigging error to the harmful effect of 3 d display device 1 display effect.The bearing calibration of the 3 d display device that embodiment of the present invention provides is simple to operate, easy to implement, and result reliability is high.Relative to prior art, the bearing calibration of the 3 d display device that embodiment of the present invention provides is by operating the 3 d display device 1 after having assembled, obtain correction parameter, the efficiency of assembling of 3 d display device 1 can not be affected, 3 d display device 1 corrects rigging error according to correction parameter, promote the reliability correcting result, obtain good display effect, and, in acquisition correction parameter process, without the need to changing the placement location of 3 d display device 1, reducing operation easier, alleviating the working strength of operating personnel.
Pre-conditioned the referring to of present embodiment proposition, 3 d display device 1 corrects rigging error according to correction error, eliminates rigging error to the impact of display effect.
3 d display device 1 shows stereo-picture, and stereo-picture comprises the left view and right view with image difference, obtains the first image change that left view is corresponding, the second image change that right view is corresponding.Respectively the first image change and the second image change are processed, obtain in the first image change and meet pre-conditioned left view parameter, and in the second image change, meet pre-conditioned right view parameter.Pre-conditioned correction parameter is met in conjunction with left view parameter, right view gain of parameter.When user uses this 3 d display device 1 to show stereo-picture, rigging error is corrected according to correction parameter, eliminate because rigging error affects the problem of stereo display effect, the stereo-picture of display all affects the undesirable element of display effect without crosstalk, moire fringes etc., obtain good display effect.Compared to prior art, the bearing calibration of the 3 d display device that present embodiment provides obtains the correction parameter of 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminate rigging error to the impact of display effect, improve the display effect of 3 d display device 1, and easy to operate, improve detection efficiency, the correction parameter reliability of acquisition is high.
The left view parameter provided in present embodiment, right view parameter can be concrete point values, also can be one section of numerical intervals.3 d display device 1 is when showing stereo-picture, according to this correction parameter, arrangement process is carried out to display unit 121, obtain good display effect, and without problems such as obvious crosstalk, moire fringes, meet 3D imaging requirements, improve stereo display effect, eliminate rigging error to the impact of stereo display effect.
In the above-described embodiment, obtain the first image change of left view respectively, and the second image change that right view is corresponding, certainly, also only the first image change or the second image change can be obtained.As, only obtain the first image change, by carrying out corresponding image procossing to the first image change, can obtain and meet pre-conditioned left view parameter.3 d display device 1, according to the rigging error of left view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.Similarly, only obtain the second image change, by carrying out corresponding image procossing to the second image change, obtaining and meeting pre-conditioned right view parameter.3 d display device 1, according to the rigging error of right view parameter correction 3 d display device 1, eliminates rigging error to the impact of 3 d display device 1 display effect.There is provided multiple image acquisitions scheme, convenient operation person select according to actual production.
In the present embodiment, two-value method can be adopted, the first image change and/or the second image change are processed, obtain and meet pre-conditioned left view parameter and/or right view parameter.Certainly, the image processing method that embodiment of the present invention provides also not only is confined to this, the method that also can be compared by pixel value, obtains the first change curve that the first image change is corresponding, and/or the second change curve that the second image change is corresponding.According to the dichroism of light-splitting device 11, by comparing the first change curve and the second change curve, obtain left view parameter and right view parameter, in conjunction with left view parameter and right view gain of parameter correction parameter.Present embodiment is not limited in above-mentioned two kinds of image procossing modes, well known to a person skilled in the art that image procossing mode all should within protection scope of the present invention.
In the present embodiment, 3 d display device 1 provides tool stereo-picture, and stereo-picture includes left view and the right view of image difference.For ease of difference left view and right view, setting left view is pure red picture, and right view is pure green picture.In present embodiment without crosstalk phenomenon, refer to redgreen image in left view, redfree image in right view.Certainly, the stereo-picture that embodiment of the present invention provides also not only is confined to this, as long as the stereo-picture with image difference all can be applicable in the bearing calibration of the 3 d display device that embodiment of the present invention provides, as, red/blue stereogram, black/white stereogram, or, pictorial element in left view is rectangle, pictorial element in right view is triangle, again or, pictorial element in left view is numeral 1, pictorial element in right view is numeral 2 etc., knownly well known to a person skilled in the art that stereo-picture all should within protection scope of the present invention, left view, right view wide material sources, unrestrictedly, expand application of the present invention.
In the present embodiment, can be prestored stereo-picture in 3 d display device 1, stereo-picture is obtained by the display frequency setting stereo-picture, can certainly by controlling the frequency that 3 d display device 1 shows, realize the object obtaining stereo-picture, various ways can be adopted to show stereo-picture, easy to operate, expand the scope of application of the bearing calibration of the 3 d display device that present embodiment provides.
As shown in Fig. 1 and Figure 11, step S2 comprises:
Image acquisition sub-step, obtains the stereo-picture of 3 d display device 1;
Control sub-step, obtain according to stereo-picture and meet pre-conditioned correction parameter.Obtain correction parameter respectively by image acquisition sub-step and control sub-step, simplify the operation flow process, more convenient to operate.By detecting the 3 d display device 1 assembled, obtain the parameter corresponding with rigging error.Obtain the stereo-picture that 3 d display device 1 shows, obtain according to stereo-picture and meet pre-conditioned correction parameter, correction parameter is for correcting the rigging error of 3 d display device 1.When user opens 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminates rigging error to the harmful effect of 3 d display device 1 display effect.The bearing calibration of the 3 d display device that embodiment of the present invention provides is simple to operate, easy to implement, and result reliability is high.Relative to prior art, the bearing calibration of the 3 d display device that embodiment of the present invention provides is by operating the 3 d display device 1 after having assembled, obtain correction parameter, the efficiency of assembling of 3 d display device 1 can not be affected, 3 d display device 1 corrects rigging error according to correction parameter, promote the reliability correcting result, obtain good display effect, and, in acquisition correction parameter process, without the need to changing the placement location of 3 d display device 1, reducing operation easier, alleviating the working strength of operating personnel.
Pre-conditioned the referring to of present embodiment proposition, 3 d display device 1 corrects rigging error according to correction error, eliminates rigging error to the impact of display effect.
As shown in Fig. 1, Figure 11 and Figure 12, rigging error comprises translational movement error, controls sub-step and comprises:
S21 obtains translational movement correction parameter according to stereo-picture, and translational movement correction parameter is for correcting translational movement error.
3 d display device 1 comprises light-splitting device 11 and display floater 12, light-splitting device 11 comprises the spectrophotometric unit 111 along first direction arrangement, display floater 12 comprises the display unit 121 along second direction arrangement, and the display unit 121 that present embodiment provides refers to the minimum unit of display of stereo display.According to designing requirement, light-splitting device 11 slant setting is on display floater 12, after 3 d display device 1 has assembled, rigging error comprises does not mate the translational movement error of generation by spectrophotometric unit 111 and display unit 121 cycle of arranging, if do not corrected, then can produce picture crosstalk problem, affect the display effect of 3 d display device 1.Correction parameter comprises translational movement correction parameter, for correcting translational movement error, obtains the stereo-picture that 3 d display device 1 shows, and obtains meet pre-conditioned translational movement correction parameter according to stereo-picture.When user uses 3 d display device 1,3 d display device 1 corrects translational movement error according to translational movement correction parameter, eliminates translational movement error to the impact of stereo display, prompting stereo display effect.
As shown in Fig. 1 and Figure 13, step S21 specifically comprises:
S211 sets between translational movement detection zone;
S212 obtains stereo-picture according between translational movement detection zone;
S213 obtains according to stereo-picture and meets pre-conditioned translational movement correction parameter.
According between the arrangement cycle set translational movement detection zone of display unit 121 and translational movement detect step-length, according to initial translation amount correction parameter L 0control 3 d display device 1 pair of display unit 121 and carry out corresponding image procossing.Particularly, setting initial translation amount correction parameter is L 0, according to initial translation amount correction parameter L 0send translational movement control signal, 3 d display device 1 carries out arrangement process according to translational movement control signal to display unit 121, and the stereo-picture after display arrangement process, obtain this stereo-picture, and be stored in.Setting i-th translational movement correction parameter is L i, it is b that translational movement detects step-length 1, then L i=L 0+ (i-1) b 1, (i>=1).According to i-th translational movement correction parameter L ibefore carrying out image procossing, judge i-th translational movement correction parameter L iwhether between translational movement detection zone.If i-th translational movement correction parameter L inot between translational movement detection zone, then stop aforesaid operations.If i-th translational movement correction parameter L ibetween translational movement detection zone, then according to i-th translational movement correction parameter L isend translational movement control signal, 3 d display device 1 carries out arrangement process according to translational movement control signal to display unit 121, and the stereo-picture after display arrangement process, obtain this stereo-picture.Until i-th translational movement correction parameter L inot between translational movement detection zone, then stop aforesaid operations.Image procossing is carried out to the stereo-picture stored, obtains and meet pre-conditioned translational movement correction parameter, and preserve translational movement correction parameter.3 d display device 1, when showing stereo-picture, carries out arrangement process according to translational movement correction parameter to display unit 121, eliminates translational movement error to the impact of display effect.Obtain translational movement correction parameter without the need to operator's manual operation, reduce the labour intensity of operator, and, correct again after 3 d display device 1 has assembled, correct result reliability high, be of value to lifting stereo display effect.
Translational movement correction parameter is obtained according to stereo-picture, translational movement correction parameter can be stored in 3 d display device 1, when user uses 3 d display device 1,3 d display device 1 corrects rigging error according to translational movement correction parameter, eliminates rigging error to the impact of display effect.Certainly, also translational movement correction parameter can be stored in storage medium, when user uses 3 d display device 1, obtain translational movement correction parameter from storage medium, easy to operate.The storage medium that present embodiment provides can be the platform such as cloud service or application shop client end.
As shown in Fig. 1 and Figure 12, rigging error comprises angular error, controls sub-step and also comprises:
S22 obtains angle correct parameter according to stereo-picture, and angle correct parameter is for correcting angular error.
Arrange for avoiding spectrophotometric unit 111 and display unit 121 and periodically interfere, by light-splitting device 11 slant setting on display floater 12, spectrophotometric unit 111 arranges along first direction, display unit 121 is along second direction arrangement, and rigging error also comprises the angular error produced by the angle between first direction and second direction.If do not corrected angular error, then can produce the display effect that picture crosstalk, granular sensation etc. affect 3 d display device 1.Correction parameter comprises angle correct parameter, for correcting angular error, obtains the stereo-picture that 3 d display device 1 shows, and obtains meet pre-conditioned angle correct parameter according to stereo-picture.When user uses 3 d display device 1,3 d display device 1, according to angle correct parameter correction angular error, eliminates angular error to the impact of stereo display, prompting stereo display effect.
As shown in Fig. 1 and Figure 14, step S22 specifically comprises:
Between S221 set angle detection zone;
S222 obtains described stereo-picture according between described angle detection zone;
S223 obtains according to described stereo-picture and meets pre-conditioned described angle correct parameter.
According between the angle of inclination of light-splitting device in designing requirement 11 and angular error determination angle detection zone and angle detect step-length.Particularly, setting initial angle correction parameter is A 0, according to initial angle correction parameter A 0send angle control signal, 3 d display device 1 carries out arrangement process according to angle control signal to display unit 121, and the stereo-picture after display arrangement process, obtain this stereo-picture, and store.Setting i-th angle correct parameter is A i, it is b that angle detects step-length 2, then A i=A 0+ (i-1) b 2, i>=1, according to i-th angle correct parameter A ibefore carrying out image procossing, judge i-th angle correct parameter A iwhether between angle detection zone.If i-th angle correct parameter A inot between angle detection zone, then stop aforesaid operations.If i-th angle correct parameter A ibetween angle detection zone, then according to i-th angle correct parameter A isend angle control signal, 3 d display device 1 carries out arrangement process according to angle control signal to display unit 121, and the stereo-picture after display arrangement process, obtain this stereo-picture.Until i-th angle correct parameter A inot between angle detection zone, then stop aforesaid operations.Image procossing is carried out to the stereo-picture stored, obtains and meet pre-conditioned angle correct parameter, and preserve angle correct parameter.3 d display device 1, when showing stereo-picture, carries out arrangement process according to angle correct parameter to display unit 121, eliminates angular error to the impact of display effect.Obtain angle correct parameter without the need to operator's manual operation, reduce the labour intensity of operator, and, correct again after 3 d display device 1 has assembled, correct result reliability high, be of value to lifting stereo display effect.
Correction parameter is obtained according to stereo-picture, angle correct parameter can be stored in 3 d display device 1, when user uses 3 d display device 1,3 d display device 1, according to angle correct parameter correction rigging error, eliminates rigging error to the impact of display effect.Certainly, also angle correct parameter can be stored in storage medium, when user uses 3 d display device 1, obtain angle correct parameter from storage medium, easy to operate.The storage medium that present embodiment provides can be the platform such as cloud service or application shop client end.
As the further improvement of above-mentioned execution mode, as shown in Fig. 1 and Figure 10,3 d display device detection method also comprises:
S4 detects the viewing area of 3 d display device 1.
Because the image obtained not only comprises the stereo-picture of 3 d display device 1 display, comprise the external environment condition beyond viewing area in addition, for avoiding the accurate of external environment influence angle correct parameter, translational movement correction parameter, need before image procossing, detection display region, carries out the relevant treatment of image in viewing area.By extracting the image channel value in viewing area, then can use rim detection, detecting boundary point and the boundary curve of viewing area, then combining image area, automatically detect viewing area.Further reduction external environment, on the impact of testing result, guarantees the reliability correcting result.
As shown in Fig. 1 and Figure 15, as figure step S1 specifically comprises:
S11 obtains the stereo-picture of 3 d display device display;
According to stereo-picture, S12 judges whether 3 d display device exists disconnection defect.Open light-splitting device 11 and display floater 12 simultaneously, and control display floater 12 and show white picture, light-splitting device 11 arranges polaroid, pass through polaroid, the spectrophotometric result of viewing light-splitting device 11, if for the light-splitting device 11 meeting testing requirement, allow to enter next testing process, if do not meet testing requirement, then reject this light-splitting device 11, and the new light-splitting device 11 changed is detected, easy to detect, and carried out before light-splitting device 11 is installed on display floater 12, replacing problem light-splitting device 11 is easy to operate, reduce the defect rate of 3 d display device 1.Certainly, display floater 12 also can show other pictures, and the display floater 12 that present embodiment proposes shows white picture, more easily finds out the light-splitting device 11 of disconnection defect.Can certainly by obtaining the stereo-picture that 3 d display device 1 shows, judge whether 3 d display device 1 exists disconnection defect, if there is disconnection defect, there is the phenomenons such as bright line in the stereo-picture then shown, if without disconnection defect, the stereo-picture then shown is normal image, according to above-mentioned criterion, judge whether 3 d display device 1 exists disconnection defect, present embodiment is processed by stereoscopic image, thus judges whether 3 d display device 1 exists disconnection defect, easy to operate, easy to implement, and testing result reliability is high.
As shown in Fig. 1 and Figure 10, also comprise step S6 after step s 5:
The display effect of S6 to the 3 d display device 1 after calibrated process is passed judgment on.3 d display device 1 after calibrated process, although eliminated the impact of rigging error on display effect, to different 3 d display devices 1, display effect is still not identical.By judging of the display effect to 3 d display device 1, the display level of 3 d display device 1 can be known, be convenient to the further selection of user.
As shown in Fig. 1, Figure 10 and Figure 16, step S6 specifically comprises:
S61 obtains the first pixel value that in stereo-picture, left view is corresponding;
S62 obtains the second pixel value that in stereo-picture, right view is corresponding;
S63 is according to the display effect of the first pixel value, the second pixel value judge 3 d display device.
In stereo-picture, setting is red green light splitting picture to the light splitting reference map of three-dimensional view, the image of the best three-dimensional light splitting display of left view is pure red picture, the best solid point light display image of right view is pure green picture, obtain and meet pre-conditioned left view (R, G, B) in the average of R pixel value and the difference of G pixel average, form the first pixel evaluation of estimate P 1, represent the three-dimensional light splitting of left view in the evaluation reaching desirable light splitting, be equivalent in whole left view, the ratio of red component in whole picture.Obtain the difference meeting G pixel value average and R pixel average in pre-conditioned right view (R, G, B), form the second pixel evaluation of estimate P 2according to the first pixel evaluation of estimate P 1, the second pixel evaluation of estimate P 2pass judgment on the display effect of 3 d display device 1, display effect M=(P1+P2)/(2*255) * 100% particularly, the judge to the display effect of 3 d display device 1 is realized according to display effect M, the good degree of 3 d display device can be known easily, be convenient to user and select according to demand.
Execution mode four
The bearing calibration of the 3 d display device that present embodiment provides is roughly the same with the bearing calibration treatment step of the 3 d display device that execution mode three provides, difference is, as the further improvement of above-mentioned execution mode, as shown in Fig. 1, Fig. 3, Fig. 4 and Figure 10,3 d display device 1 is provided with tracking cell, tracking cell, for following the tracks of predetermined signature identification, also comprises before step S2:
S3 tracking step, when tracking cell traces into signature identification 33, enters step S2.
Opening the following function of tracking cell, when tracing into signature identification 33, then starting the stereo-picture obtaining 3 d display device 1 display.Signature identification 33 is adopted to replace user, 3 d display device 1 is according to the position adjustment stereoscopic display content of signature identification 33, thus, in actual use, beholder can be enable to watch stereoeffect incessantly, and the content of watching can make corresponding change according to the orientation of user and movement tendency, realizes the interaction of user and displaying contents, improve the sense of reality of stereo display.
The signature identification provided in present embodiment comprises characteristics of image.Tracking cell traces into characteristics of image, and tracking signal is fed back to control device 2 by 3 d display device 1.Control device 2, according to tracking signal, controls the stereo-picture that image acquiring device 3 obtains 3 d display device 1 display.Signature identification is adopted to replace user, 3 d display device 1 is according to the position adjustment stereoscopic display content of signature identification, thus, in actual use, beholder can be enable to watch stereoeffect incessantly, and the content of watching can make corresponding change according to the orientation of user and movement tendency, realizes the interaction of user and displaying contents, improve the sense of reality of stereo display.The signature identification provided in present embodiment can be plane cardboard or stereo head portrait etc. with can the feature of tracked unit identification, as face characteristic, character feature or characteristics of image etc., does not repeat one by one at this.
Particularly, as Fig. 1, Figure 10 and Figure 12, rigging error also comprises the site error produced by tracking cell installation site, and step S2 also comprises:
S23 obtains position correction parameter according to stereo-picture, and position correction parameter is used for correction position error.
Rigging error comprises the site error produced by tracking cell installation site, if do not corrected, then can produce picture crosstalk problem, affect the display effect of 3 d display device 1.Correction parameter comprises position correction parameter, for correction position error, obtains the stereo-picture that 3 d display device 1 shows, and obtains meet pre-conditioned position correction parameter according to stereo-picture.When user uses 3 d display device 1,3 d display device 1, according to position correction parameter correction site error, eliminates site error to the impact of stereo display, prompting stereo display effect.
As shown in Fig. 1, Figure 12 and Figure 17, step S23 specifically comprises:
Between S231 desired location detection zone;
S232 obtains stereo-picture according to position probing interval;
S233 obtains according to stereo-picture and meets pre-conditioned position correction parameter.
Between the desired location detection zone, installation site according to tracking cell, according to initial position correction parameter Z 0control 3 d display device 1 pair of display unit 121 and carry out corresponding image procossing.Particularly, setting initial position correction parameter is Z 0, according to initial position correction parameter Z 0send position control signal, 3 d display device 1 carries out arrangement process according to position control signal to display unit 121, and the stereo-picture after display arrangement process, obtain this stereo-picture, and be stored in.Setting i-th position correction parameter is Z i, position probing step-length is b 3, then, and Z i=Z 0+ (i-1) b 3(i>=1).According to i-th position correction parameter Z ibefore carrying out image procossing, judge i-th position correction parameter Z iwhether between detection zone, position.If i-th position correction parameter Z inot between detection zone, position, then stop aforesaid operations.If i-th position correction parameter Z ibetween detection zone, position, then according to i-th position correction parameter Z isend position control signal, 3 d display device 1 carries out arrangement process according to position control signal to display unit 121, and the stereo-picture after display arrangement process, obtain this stereo-picture.Until i-th position correction parameter Z inot between detection zone, position, then stop aforesaid operations.Image procossing is carried out to the stereo-picture stored, obtains and meet pre-conditioned position correction parameter, and preserve position correction parameter.3 d display device 1, when showing stereo-picture, carries out arrangement process according to position correction parameter to display unit 121, eliminates site error to the impact of display effect.Obtain position correction parameter without the need to operator's manual operation, reduce the labour intensity of operator, and, correct again after 3 d display device 1 has assembled, correct result reliability high, be of value to lifting stereo display effect.
Execution mode five
The bearing calibration of the 3 d display device that present embodiment provides is roughly the same with the bearing calibration of the 3 d display device that execution mode three, execution mode four provide, and difference is, as shown in Fig. 1 and Figure 10,
Upon step s 2, also comprise:
S5 preserves correction parameter.
In this implementation method, obtain correction parameter according to stereo-picture, correction parameter can be stored in 3 d display device 1, when user uses 3 d display device 1,3 d display device 1 corrects rigging error according to correction parameter, eliminates rigging error to the impact of display effect.Certainly, also correction parameter can be stored in storage medium, when user uses 3 d display device 1, obtain correction parameter from storage medium, easy to operate.
The foregoing is only better embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (33)

1. 3 d display device detection system, 3 d display device detection system, for detecting 3 d display device, it is characterized in that: described 3 d display device detection system comprises burn out detection subsystem and syndrome system, described burn out detection subsystem carries out burn out detection to described 3 d display device, described syndrome system obtains described 3 d display device and meets pre-conditioned correction parameter, and described correction parameter is for correcting the rigging error of 3 d display device.
2. 3 d display device detection system as claimed in claim 1, it is characterized in that: described syndrome system comprises image acquiring device and control device, described image acquiring device is connected with described control device, described image acquiring device is for obtaining described stereo-picture, and described control device is used for obtaining described correction parameter according to described stereo-picture.
3. 3 d display device detection system as claimed in claim 2, it is characterized in that: described 3 d display device comprises along the spectrophotometric unit of first direction arrangement and the display unit along second direction arrangement, described correction parameter comprises translational movement correction parameter, and described translational movement correction parameter does not mate the translational movement error of generation for correcting in described rigging error by described spectrophotometric unit and the described display unit cycle of arranging.
4. 3 d display device detection system as claimed in claim 3, is characterized in that: described control device comprises translational movement correction module, and described translational movement correction module obtains according to described stereo-picture and meets described pre-conditioned described translational movement correction parameter.
5. 3 d display device detection system as claimed in claim 3, it is characterized in that: described correction parameter also comprises angle correct parameter, described angle correct parameter is for correcting the angular error produced by the angle between described first direction and described second direction in described rigging error.
6. 3 d display device detection system as claimed in claim 5, is characterized in that: described control device also comprises angle correction module, and described angle correction module obtains according to described stereo-picture and meets described pre-conditioned described angle correct parameter.
7. the 3 d display device detection system according to any one of claim 2 to 6, it is characterized in that: described image acquiring device comprises installed part and at least one camera, described camera is arranged on described installed part, and is oppositely arranged with described 3 d display device.
8. 3 d display device detection system as claimed in claim 7, it is characterized in that: described camera is set to two, the distance between two described cameras is binocular parallax.
9. 3 d display device detection system as claimed in claim 7, it is characterized in that: described 3 d display device is provided with tracking cell, described installed part is provided with can by the signature identification of described tracking cell identification, when described tracking cell traces into described signature identification, described camera obtains described stereo-picture.
10. 3 d display device detection system as claimed in claim 9, is characterized in that: described signature identification comprises characteristics of image.
11. 3 d display device detection systems as claimed in claim 10, is characterized in that: described characteristics of image comprise in face characteristic, graphic feature, character feature and color characteristic one or more.
12. 3 d display device detection systems as claimed in claim 7, is characterized in that: described installed part is also provided with contraposition mark, and described contraposition mark regulates reference during relative position to identify as described camera and described 3 d display device.
13. 3 d display device detection systems as claimed in claim 7, it is characterized in that: described control device also comprises region detection module, described region detection module is for detecting the viewing area of described 3 d display device.
14. 3 d display device detection systems as claimed in claim 7, is characterized in that: described control device is arranged on described 3 d display device, or independent of described 3 d display device.
15. 3 d display device detection systems as claimed in claim 14, is characterized in that: described control device is connected with described 3 d display device, and control described 3 d display device and show described stereo-picture.
16. 3 d display device detection systems as claimed in claim 7, is characterized in that: described burn out detection subsystem comprises burn out detection module, whether described burn out detection module exists disconnection defect for detecting described 3 d display device.
17. 3 d display device detection systems as claimed in claim 16, it is characterized in that: described burn out detection module comprises image unit and processing unit, the stereo-picture of described 3 d display device display is obtained by described image unit, the described stereo-picture that described processing unit obtains according to described image unit, judges whether described 3 d display device exists disconnection defect.
18. 3 d display device detection systems as claimed in claim 7, is characterized in that: described 3 d display device detection system also comprises judge subsystem, pass judgment on the display effect of the described 3 d display device after calibrated process.
19. 3 d display device detection systems as claimed in claim 18, it is characterized in that: described judge subsystem comprises left view acquiring unit, right view acquiring unit and passes judgment on unit, described left view acquiring unit obtains the first pixel value corresponding to left view in described stereo-picture, described right view acquiring unit obtains the second pixel value corresponding to right view in described stereo-picture, and described judge unit passes judgment on the display effect of described 3 d display device according to described first pixel value, described second pixel value.
20. 1 kinds of 3 d display device detection methods, for detecting 3 d display device, is characterized in that: said method comprising the steps of:
S1, whether detect described 3 d display device has broken string;
S2, if described 3 d display device does not break, then obtain described 3 d display device and meet pre-conditioned correction parameter, described correction parameter is for correcting the rigging error of described 3 d display device.
21. 3 d display device detection methods as claimed in claim 20, is characterized in that: step S2 specifically comprises:
Image acquisition sub-step, obtains the stereo-picture of described 3 d display device;
Control sub-step, obtain according to described stereo-picture and meet pre-conditioned described correction parameter.
22. 3 d display device detection methods as claimed in claim 21, it is characterized in that: described rigging error comprises translational movement error, described control sub-step comprises:
S21 obtains translational movement correction parameter according to described stereo-picture, and described translational movement correction parameter is for correcting described translational movement error.
23. 3 d display device detection methods as claimed in claim 22, is characterized in that: step S21 specifically comprises:
S211 sets between translational movement detection zone;
S212 obtains described stereo-picture according between described translational movement detection zone;
S213 obtains according to described stereo-picture and meets pre-conditioned described translational movement correction parameter.
24. 3 d display device detection methods as claimed in claim 22, it is characterized in that: described rigging error comprises angular error, described control sub-step also comprises:
S22 obtains described angle correct parameter according to described stereo-picture, and described angle correct parameter is for correcting described angular error.
25. 3 d display device detection methods as claimed in claim 24, is characterized in that: step S22 specifically comprises:
Between S221 set angle detection zone;
S222 obtains described stereo-picture according between described angle detection zone;
S223 obtains according to described stereo-picture and meets pre-conditioned described angle correct parameter.
26. 3 d display device detection methods according to any one of claim 20 to 25, it is characterized in that: described 3 d display device is provided with tracking cell, described tracking cell, for following the tracks of predetermined signature identification, also comprises before step S2:
S3 tracking step, when described tracking cell traces into described specific identifier, enters step S2.
27. 3 d display device detection methods as claimed in claim 26, is characterized in that: described rigging error also comprises the site error produced by described tracking cell installation site, and described control sub-step also comprises:
S23 obtains position correction parameter according to described stereo-picture, and described position correction parameter is for correcting described site error.
28. 3 d display device detection methods as claimed in claim 27, is characterized in that: step S23 specifically comprises:
Between S231 desired location detection zone;
S232 obtains described stereo-picture according to described position probing interval;
S233 obtains according to described stereo-picture and meets pre-conditioned described position correction parameter.
29. 3 d display device detection methods as claimed in claim 26, is characterized in that: also comprise:
S4 detects the viewing area of described 3 d display device.
30. 3 d display device detection methods as claimed in claim 26, is characterized in that: upon step s 2, also comprise:
S5 preserves described correction parameter.
31. 3 d display device detection methods as claimed in claim 26, is characterized in that: step S1 specifically comprises:
S11 obtains the described stereo-picture of described 3 d display device display;
According to described stereo-picture, S12 judges whether described 3 d display device exists disconnection defect.
32. 3 d display device detection methods as claimed in claim 30, is characterized in that: also comprise step S6 after step s 5:
The display effect of S6 to the described 3 d display device after calibrated process is passed judgment on.
33. 3 d display device detection methods as claimed in claim 32, is characterized in that: step S6 specifically comprises:
S61 obtains the first pixel value corresponding to left view in described stereo-picture;
S62 obtains the second pixel value corresponding to right view in described stereo-picture;
S63 passes judgment on the display effect of described 3 d display device according to described first pixel value, described second pixel value.
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