CN103841392B - 3 D image display system and bearing calibration thereof - Google Patents
3 D image display system and bearing calibration thereof Download PDFInfo
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Abstract
The present invention proposes the bearing calibration that a kind of 3-dimensional image shows, is applied to a three-dimensional display system, and method comprises the following steps.Start a 3-dimensional image function of a display device, to show a 3-dimensional image.Show that a correcting pattern is in display device.An aligning step is performed, to obtain a correction result according to correcting pattern.Produce one according to correction result to result in.According to the 3-dimensional image after output one correction that results in display device.
Description
Technical field
The invention relates to a kind of 3 D image display system and bearing calibration thereof, and in particular to a kind of 3 D image display system that can perform aligning step and bearing calibration thereof.
Background technology
Three-dimensional (3D) display is the binocular parallax utilizing the mankind, is respectively supplied to two different images, makes human eye merge at brain after receiving image and produce third dimension.Developing more ripe 3D display in the market, be mostly that needing wears glasses and watch the pattern of image, it has needs many shortcomings, including signal transmission and Tong Bu, price, weight and comfort level ... etc. problem.Therefore, bore hole 3D Display Technique is following trend.
The used technology of bore hole 3D display, mainly has lens pillar type (LenticularLens) and two kinds of parallax barrier type (ParallaxBarrier), all uses space distribution modes to form stereoscopic image.Lens pillar escope is to utilize lens pillar to make light produce to reflect and the direction (angle) of deviation outgoing, makes the image of left/right eye respectively properly be projected to the left/right eye of observer.Parallax barrier escope is then the principle utilizing shield lights, design barrier region and the staggered grating of transparent area, and the image making the left/right eye of observer be watched through grating slit is correct left/right eye image.
Due to use space distribution modes bore hole 3D display there is default preferable viewing location, if audience does not watches in these positions, left eye then may be made to see the image of right eye and right eye sees the image of left eye, produce the situation of image interference (X-talk), it is impossible to present good stereoscopic visual effect.In addition, if bore hole 3D display has various visual angles (Multi-View), when audience's left/right eye viewing order is through border (the such as Nview situation in visual angle cycle, when left eye moves that right eye is moved to the 1st image by n-th image to n-th image by the N-1 image), then stereoscopic image can present image and beats (Jumping), causes the discomfort of audience.
Summary of the invention
The present invention proposes a kind of 3 D image display system and bearing calibration thereof, and this 3-dimensional image shows and can calculate by performing aligning step, and according to resulting in, the 3-dimensional image after output calibration is in display device.Avoid user because of the discomfort watching the 3-dimensional image before not correcting to be caused.
According to the first aspect of the invention, proposing the bearing calibration that a kind of 3-dimensional image shows, be applied to a three-dimensional display system, method comprises the following steps.Start a 3-dimensional image function of a display device, to show a 3-dimensional image.Show that a correcting pattern is in display device.An aligning step is performed, to obtain a correction result according to correcting pattern.Produce one according to correction result to result in.According to resulting in, the 3-dimensional image after output one correction is in display device.
According to the second aspect of the invention, a kind of 3 D image display system is proposed, including a display device and a processing means.Display device has display unit, in order to show a 3-dimensional image and a correcting pattern.Processing means is electrically connected to display unit, in order to perform an aligning step to obtain a correction result according to correcting pattern, produces one according to correction result and results in, and according to the 3-dimensional image after the output calibration that results in display unit.
Accompanying drawing explanation
For the above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is elaborated, wherein:
Figure 1A illustrates the schematic diagram showing correction system according to the 3-dimensional image of one embodiment of the invention.
Figure 1B illustrates the schematic diagram showing bearing calibration according to the 3-dimensional image of one embodiment of the invention.
Fig. 2 A illustrates the Pixel Information of the display module according to one embodiment of the invention and the schematic diagram of the pattern of optics regulation and control module.
Fig. 2 B illustrates operation table NM1～NM8 according to one embodiment of the invention and the schematic diagram of visual angle matrix table S1～S8.
Fig. 3 illustrates operation table NM1～NM8 according to another embodiment of the present invention and the schematic diagram of visual angle matrix table J ' 1～J ' 8.
Fig. 4 illustrates operation table NM1～NM7 according to second embodiment of the invention and the schematic diagram of visual angle matrix table K ' 1～K ' 7.
Fig. 5 A illustrates and shows correction system schematic according to the 3-dimensional image of another embodiment of the present invention.
Fig. 5 B illustrates the schematic diagram showing bearing calibration according to the 3-dimensional image of another embodiment of the present invention.
Fig. 6 A illustrates and shows correction system schematic according to the 3-dimensional image of further embodiment of this invention.
Fig. 6 B illustrates the schematic diagram showing bearing calibration according to the 3-dimensional image of further embodiment of this invention.
Fig. 7 illustrates the flow chart of the bearing calibration shown according to the 3-dimensional image of one embodiment of the invention.
Main element symbol description:
10,10 ', 20: 3 D image display system
100,100 ', 200: display device
102,222: processing means
1020: storage element
1022: signal generation unit
1024: calculation unit
1026: driver element
104,104 ': start unit
106,106 ': display unit
108,224: image acquisition unit
120: display module
140: optics regulation and control module
220: communication device
226: input block
208,228: communication unit
AA: viewing area
X1～x10, y1～y6: coordinate
X1, X2: position
C: transparent area
CF: color layer
B: shading region
NM1～NM8: operation table
S1～S8, S1 ', J ' 1～J ' 8, K ' 1～K ' 7: visual angle matrix table
V1～V8: Viewing-angle information
P1: reference images
P2: para-position image
H: initial information
Detailed description of the invention
First embodiment
Fig. 1 illustrates the 3 D image display system 10 according to one embodiment of the invention.Refer to Fig. 1,3 D image display system 10 includes a display device 100, and display device 100 is such as the display device of switchable 2D/3D, including a processing means 102, start unit 104, display unit 106 and image acquisition unit 108.Processing means 102 is to be electrically connected with start unit 104, display unit 106 and image acquisition unit 108.Processing means 102 can include storage element 1020, signal generation unit 1022, calculation unit 1024 and driver element 1026.Driver element 1026 is in order to provide a driving signal to display unit 106.
In this embodiment, start unit 104 may be used to perform a triggering step, to start the 3-dimensional image function of display device.For example, start unit 104 can include a button or touch-control button, when user pressing button or touch-control button, can start the 3-dimensional image function of display device.Or, start unit 104 by the remote signal of reception remote controller to start 3-dimensional image function, and can also be not particularly limited.
Display unit 106 can include optics regulation and control module (not illustrating) and display module (not illustrating), after both are to group, through being biased in two lateral electrodes of optics regulation and control module, different arrangement modes can be produced with the display medium of modulation optics regulation and control module, reach printing opacity or lighttight pattern, as switchable grating, reach the 2D/3D display function switching of two-dimensional/three-dimensional display device 10.
In an embodiment, active lens (ActiveLens) can also be used to reach the switching of 2D/3D display function, it is to utilize a lens jacket to arrange in pairs or groups a liquid crystal panel (such as TN type liquid crystal panel) as optics regulation and control module, liquid crystal panel can offset the lens jacket refraction effect for light in time being designed at 2D operation, the light penetrating display module is made not affected by optics regulation and control module, normal display 2D image.When 3D operates, then active lens have the effect of lens pillar.Additionally, in another embodiment, general lens pillar paster or transparent area and the staggered general grating paster in coating shading region can also be used to replace optics regulation and control module, be not restricted.Therefore and three dimensional display capabilities of having no way of switches to two-dimentional display function but, this type of is without changing the grating of function or the display device of lens pillar paster and cannot change its kenel,.
Figure 1B illustrates the schematic diagram showing bearing calibration according to the 3-dimensional image of one embodiment of the invention.Please also refer to Figure 1A～1B, display device 100 has display unit 106, in order to show a correcting pattern.Correcting pattern can include reference images P1 and a para-position image P2.In an embodiment, image acquisition unit 108 is first to confirm the initial position that initial information H(of user is such as a gesture).Now, user can be according to the result of sight line viewing, it is judged that whether display para-position image P2 is in tram with correct imaging.When para-position image P2 malposition, user corresponding reference images P1 can provide a correction instruction (being such as action or gesture), performs an aligning step.
For example, as shown in Figure 1B, image acquisition unit 108 first confirms initial information H.In this embodiment, reference images P1 is such as the cross of a hollow, and para-position image P2 is such as the cross of a solid line, but is not limited to this, and reference images P1 and para-position image P2 can also be other shapes, pattern or present in the way of color.When para-position image P2 represent cross be arranged on reference images P1 represent hollow cross in intracardiac, represent image have correct imaging.When para-position image P2 represent cross be not disposed on reference images P1 represent hollow cross in intracardiac, user can provide correction instruction to adjust para-position image P2 to utilize the mode such as action or gesture so that it is be arranged on reference images P1 represent hollow cross in intracardiac.Meanwhile, image acquisition unit 108 can capture the correction instruction of user.
Then, correction instruction can be exported to processing means 102 by image acquisition unit 108 with initial information H.After processing means 102 compares correction instruction and initial information H, can obtain an adjustment message, adjusting message is such as to move displacement and the direction of para-position image P2 with a direction.When the form that reference images P1 and para-position image P2 are colors, adjust the color range that message can be RGB.Due to correction instruction system benchmark image P1 and at present image information shown by display unit 106 compare made instruction, therefore, adjusting message also can be relevant with the comparative result of reference images P1 and image information shown by display unit 106 at present.
Timing cannot be successfully completed when performing aligning step once, can be with multiple aligning step, now, processing means 102, after aligning step repeatedly, can obtain multiple adjustment message.These a little adjustment messages can be added the General Logistics Department and obtain correcting result by processing means 102.Then, it is the most correct that user can judge to correct result according to viewed image, or, it is also possible to the processing means shown by 3-dimensional image is made to judge.When judging that correction result is correct, calculation unit 1024 produces one according to correction result again and results in, and according to the image after the output calibration that results in display unit 106.
In an embodiment, the deformation relationship of reference images P1 and para-position image P2 can be conversed according to user when different angles viewing display unit 106.When the center vertical direction of user deviation display unit 106 views and admires picture, can be according to the angle of user deviation display unit 106, extrapolate the deformation relationship of reference images P1 and para-position image P2, and the mode that this deformation relationship of correspondence should correct, according to the correcting mode of different angles, processing means 102 corresponding can produce correction instruction.Certainly, user can also directly provide correction instruction according to visual experience when viewing and admiring.Therefore, the correcting mode disclosed by embodiments of the invention, optimized calibration result can be reached for the angle of viewing and admiring of user, to produce correct three dimensional display effect.In the correct three dimensional display effect this described, can be that user adjusts setting, or the display effect that processing means 102 is preset according to visual experience.
Will be described below calculating unit 1024 and produce the method resulted in.Refer to Fig. 2 A, the schematic diagram (taking a matrix part to represent) of the pattern of its Pixel Information illustrating the display module 120 according to one embodiment of the invention and optics regulation and control module 140.As shown in Figure 2 A, optics regulation and control module 140 can show the periodic pattern being staggered by transparent area C and shading region B, such as, be one stepped (step) cycle graph.Certainly, in other embodiments, the arrangement mode of transparent area C and shading region B can also be linear type (stripe) or bias type (slant), is not restricted.In Fig. 2 A, position X2 represents the numbering of the horizontal x-axis absolute position corresponding to transparent area C and shading region B of optics regulation and control module 140.Additionally, position X1 represents the horizontal x-axis absolute position numbering corresponding to the Pixel Information of display module 120, color layer CF represents red (R) green (G) blue (B) color of the corresponding display of Pixel Information.Explaining with 8 visual angles in this embodiment system, certainly, embodiments of the invention may be used for any view number n various visual angles (multi-view) display device more than 2, does not limit.
Fig. 2 B illustrates operation table NM1～NM8 according to one embodiment of the invention and the schematic diagram of visual angle matrix table S1～S8.The size of operation table NM1～NM8 and visual angle matrix table S1～S8 is relevant with the resolution of display device 100, but in this embodiment, visual angle matrix table S1～S8 and operation table NM1～NM8 is not the most corresponding with the Pixel Information of display module 120.Table content in Fig. 2 B only acquisition part illustrates.It is such as a memorizer that visual angle matrix table S1～S8 can be stored in storage element 1020() in.
Referring to Fig. 2 A and 2B, when shooting N number of visual angle picture (not illustrating) of an image, each visual angle picture has M position (matrix arrangement), and corresponding to M Pixel Information, the natural number that wherein N system is more than 2, M is natural number.Having N number of initial matrix (not illustrating) in storage element, each initial matrix has M position in order to insert visual angle image information, and visual angle image information is chosen by the visual angle picture of image.Insert the initial matrix of visual angle image information, be to save as visual angle matrix table S.Such as when view number is 8, storage element system stores 8 visual angle matrix table S1～S8, and has the arrangement of different visual angles image information each other.
Visual angle image information is inserted the initial matrix one of which method with generation visual angle matrix table S of correspondence by following description, and the most only content of acquisition part illustrates and illustrates.Shown in Fig. 2 B, the Viewing-angle information V1 of the first row and the 9th row that take first visual angle picture inserts the first row x1 and the 9th row x9 position of visual angle matrix table S1, the Viewing-angle information V2 of the second row and the tenth row that take second visual angle picture inserts the second row x2 and the tenth line position x10 of visual angle matrix table S1, the Viewing-angle information V3 of the third line taking the 3rd visual angle picture inserts the third line x3 position of visual angle matrix table S1, and the rest may be inferred to obtain the first complete visual angle matrix table S1.Difference system between visual angle matrix table S1 ~ S8 is line number difference (translation) obtaining visual angle image information, and the position that visual angle image information correspondence is inserted initial matrix simultaneously is also different (translation).Obtain the method for Viewing-angle information unrestricted the most in rows, can also arrange, oblique line, sawtooth pattern (zigzag) the most irregular one-point system sampling Viewing-angle information.
Signal generation unit 1022 is in order to produce and the operation table of visual angle number N equal number, and inputs adjustment parameter (such as be correction result) to processing means and make computing, to adjust correction calculation table content.For example, in this embodiment, there are 8 visual angles, therefore produce 8 matrix type operation table NM1～NM8.Operation table NM1～NM8 is respectively corresponding to visual angle matrix table S1～S8, and the ranks number of operation table NM1～NM8 is identical with visual angle matrix table S1～S8.Each operation table NM1～NM8 all stores multiple weighted information, the design of weighted information relevant to the size design value of the transparent area C that optics regulates and controls Yu shielded area B (being such as the length ratio of transparent area C and shielded area B).In this embodiment, in operation table NM1～operation table NM8, the totalling system of the weighted value of same position (ranks coordinate) is not more than 1.Then, visual angle matrix table S1～S8 and operation table NM1～NM8 can be made matrix operations by calculation unit 1024, calculate the sum of products of each visual angle image information and corresponding weighted information, with the image information (being such as the 3-dimensional image after a correction) after output calibration.
Table one
| x1 | x2 | x3 | x4 | x5 | x6 | x7 | x8 | x9 | x10 | |
| y1 | V1’ | V2’ | V3’ | V4’ | V5’ | V6’ | V7’ | V8’ | V1’ | V2’ |
| y2 | V1’ | V2’ | V3’ | V4’ | V5’ | V6’ | V7’ | V8’ | V1’ | V2’ |
| y3 | V1’ | V2’ | V3’ | V4’ | V5’ | V6’ | V7’ | V8’ | V1’ | V2’ |
| y4 | V1’ | V2’ | V3’ | V4’ | V5’ | V6’ | V7’ | V8’ | V1’ | V2’ |
| y5 | V1’ | V2’ | V3’ | V4’ | V5’ | V6’ | V7’ | V8’ | V1’ | V2’ |
| y6 | V1’ | V2’ | V3’ | V4’ | V5’ | V6’ | V7’ | V8’ | V1’ | V2’ |
Table one illustrates first visual angle matrix table S1 ' after correction, as a example by first visual angle matrix table S1 ' after the correction of table one, first visual angle matrix table S1 ' after correction is in (x1, y1) pixel V1 of coordinate ' information, it is that operation table NM1 is in (x1, y1) weighted information of coordinate and visual angle matrix table S1 are in (x1, y1) the Viewing-angle information product of coordinate, plus operation table NM2 in (x1, y1) weighted information of coordinate and visual angle matrix table S2 are in (x1, y1) the Viewing-angle information product of coordinate, so the most sequentially calculate product until plus last operation table NM8 in (x1, y1) weighted information of coordinate and last visual angle matrix table S8 are in (x1, y1) summation is calculated after the product of the Viewing-angle information of coordinate.Therefore, pixel V1 '=0.89 × v1+0.11 × v2+...+0 × v8.The information of other coordinates, all according to being same as pixel V1 ' calculating rule make computing.
Table two
| Viewing-angle information J | V1 | V2 | V3 | V4 | V5 | V6 | V7 | V8 |
| Viewing-angle information J ' | V1 | V2 | V3 | V4 | V5 | V4 | V3 | V2 |
Table two is the schematic diagram of the conversion method illustrating the N number of visual angle of the even number according to another embodiment of the present invention matrix.Viewing-angle information J represents the Viewing-angle information before conversion, and Viewing-angle information J ' represents the Viewing-angle information after conversion.When view number system even number, the G row Viewing-angle information of the G visual angle picture is inserted the G+zN row of this first initial matrix.And, go using the next visual angle that view number half is started at as conversion, change so that Viewing-angle information afterwards is sequentially successively decreased, (N-H+2) row Viewing-angle information of this (N-H+2) individual visual angle picture is inserted the H+zN row of this first initial matrix, wherein G is the natural number between 1 to (N/2)+1, H is the natural number between (N/2)+2 to N, and z is the natural number more than or equal to 0, and the upper limit of z is relevant with the resolution of picture.Obtain the method for Viewing-angle information unrestricted the most in rows, can also arrange, oblique line, zigzag the most irregular one-point system sampling Viewing-angle information.
By in view number close to center row position as conversion row, the Viewing-angle information of conversion is presented in the way of successively decreasing, can reduce and originally be jumped to significantly beating of Viewing-angle information V1 by Viewing-angle information V8, it is to avoid the eyes of observer receive the sense of discomfort that the Viewing-angle information so significantly beated produces.
Fig. 3 system illustrates operation table NM1～NM8 according to another embodiment of the present invention and the schematic diagram of visual angle matrix table J ' 1～J ' 8.The weight information that operation table NM1～NM8 stores is such as that the weight information that operation table NM1～NM8 with first embodiment stores is identical, and the calculation of the Viewing-angle information after correction is similar to first embodiment, difference is only that the Viewing-angle information stored by visual angle matrix table J ' 1～J ' 8 is different.The visual angle matrix table J ' 1～J ' 8 of Fig. 3, is the Viewing-angle information J ' after utilizing the conversion of table two, replaces in the embodiment of Fig. 2 B, Viewing-angle information that visual angle matrix is corresponding and obtain.Then, available processing means calculates the sum of products of each Viewing-angle information and corresponding weighted information in visual angle matrix table J ' 1～J ' 8, with the matrix pixel information at 8 visual angles after output calibration.
Table three
| Viewing-angle information K | V1 | V2 | V3 | V4 | V5 | V6 | V7 |
| Viewing-angle information K ' | V1 | V2 | V3 | V4 | V4 | V3 | V2 |
Table three is the schematic diagram of the conversion method illustrating the odd number visual angle matrix according to second embodiment of the invention.Viewing-angle information K represents the Viewing-angle information before conversion, and Viewing-angle information K ' represents the Viewing-angle information after conversion.When view number system odd number, add that the half value after 1 is as conversion row using view number.G row Viewing-angle information by the G visual angle picture inserts the G+zN row of this first initial matrix.And, (N-H+2) row Viewing-angle information of this (N-H+2) individual visual angle picture is inserted the H+zN row of this first initial matrix, wherein G is 1 to the natural number between (N+1/2), H is the natural number between (N+1/2)+1 to N, z is the natural number more than or equal to 0, and the higher limit of z is relevant with the resolution of picture.Obtain the method for Viewing-angle information unrestricted the most in rows, can also arrange, oblique line, zigzag the most irregular one-point system sampling Viewing-angle information.
Fig. 4 system illustrates operation table NM1～NM7 according to second embodiment of the invention and the schematic diagram of visual angle matrix table K ' 1～K ' 7.The weight information that operation table NM1～NM7 stores is such as that the weight information that operation table NM1～NM7 with first embodiment stores is identical, and the calculation of the Viewing-angle information after correction is similar to first embodiment, difference is only that the Viewing-angle information stored by visual angle matrix table K ' 1～K ' 7 is different.The visual angle matrix table K1 ' of Fig. 4～K ' 7, is the Viewing-angle information K ' after utilizing the conversion of table three, replaces Viewing-angle information that in the embodiment of Fig. 2 B, visual angle matrix is corresponding and obtains.By in view number close to center row position as conversion row, the Viewing-angle information of conversion is presented in the way of successively decreasing, can reduce and originally be jumped to significantly beating of Viewing-angle information V1 by Viewing-angle information V7, it is to avoid the eyes of observer receive the sense of discomfort that the Viewing-angle information so significantly beated produces.Therefore, it can according to resulting in, the image after output one correction is to display unit 106 so that display unit 106 can present correct 3-dimensional image.
Second embodiment
Fig. 5 A illustrates the 3 D image display system 10 ' schematic diagram according to one embodiment of the invention.Refer to Fig. 5 A, 3 D image display system 10 ' includes that a display device 100 ', display device 100 ' are such as the display device of switchable 2D/3D, including a processing means 102, start unit 104 ' and display unit 106 '.Processing means 102 can include storage element 1020, signal generation unit 1022, calculation unit 1024 and driver element 1026.Display device 100 ' is much like with display device 100, and identical element represents with same-sign, holds this and repeats no more.
Fig. 5 B illustrates the schematic diagram showing bearing calibration according to the 3-dimensional image of one embodiment of the invention.Please also refer to Fig. 5 A～5B, display device 100 has display unit 106 ', such as, be a touch display unit, in order to show correcting pattern, that is, reference images P1 and para-position image P2.In this embodiment, start unit 104 ' can be an optical element.Optical element such as cording has the cover plate of lens pillar or grating, can be covered in the viewing area AA of display unit 106 ', goes out light path in order to change the viewing area AA of display unit 106 '.In an embodiment, when start unit 104 ' (being such as optical element) contact touch control display device, the 3-dimensional image function that can trigger display device 100 starts automatically.
In this embodiment, it is to explain as a example by reference images P1 and para-position image P2 equally.When para-position image P2 represent cross be not disposed on reference images P1 represent hollow cross in intracardiac time, user can perform aligning step, utilize display unit 106 ' the input correction instruction of touch to adjust para-position image P2, correction instruction now is such as with the display unit 106 ' of finger sliding touch formula, the mode that can also use the display unit 106 ' of other contact touch inputs correction instruction, is not restricted.
Then, correction instruction can be exported to processing means 102 by display unit 106 '.Processing means 102 makees computing according to correction instruction, can obtain a correction result.Specifically, the correction instruction that often aligning step of execution is inputted can be corresponding to an adjustment message, such as, be displacement or the direction of mobile para-position image P2.Processing means 102, after aligning step repeatedly, can obtain multiple adjustment message.These a little adjustment messages can be added the General Logistics Department and obtain correcting result by processing means 102.When judging that correction result is correct, calculation unit 1024 can produce one according to correction result and result in, and according to the image after output one correction that results in display unit 106 '.Calculation unit 1024 produces the method resulted in and has been described in Fig. 2～4 and table one to table three, holds this and repeats no more.
3rd embodiment
Fig. 6 A illustrates and shows correction system 20 schematic diagram according to the 3-dimensional image of one embodiment of the invention.Refer to Fig. 6 A, 3-dimensional image display correction system 20 includes display device 200 and a communication device 220.Display device 200 is such as the display device of switchable 2D/3D, including a processing means 102, start unit 104, display unit 106 and the first communication unit 208.Processing means 102 can include storage element 1020, signal generation unit 1022, calculation unit 1024 and driver element 1026.Display device 200 is much like with display device 100, and identical element represents with same-sign, holds this and repeats no more.Difference is, display device 200 further includes the first communication unit 208.
Communication device 220 can have any electronic installation of communication function with cording, such as, be to have the camera of network function, mobile phone, remote controller etc., even have bluetooth or the earphone of other net communication functions or glasses.Communication device 220 can include processing means 222, image acquisition unit 224, input block 226 and the second communication unit 228.Processing means 222 is similar to processing means 102, is to select one to arrange.In following example, it is mainly to have as a example by processing means 102 by display device 200 to explain, but, as long as communication device 220 includes processing means 222, i.e. can replace the processing means 102 of display device 200, to perform the function of processing means 102.
Fig. 6 B illustrates the schematic diagram showing bearing calibration according to the 3-dimensional image of one embodiment of the invention.Please also refer to Fig. 6 A～6B, display device 200 has display unit 106, in order to show correcting pattern, that is, reference images P1 and para-position image P2.In this embodiment, start unit 104 is in order to trigger the startup of 3-dimensional image function.In an embodiment, start unit 104 is such as a start button, and user can trigger start button to start 3-dimensional image function.In another embodiment, a triggering signal can be inputted by the input block 226 of communication device 220, start 3-dimensional image function with order display device 200.
Explain as a example by reference images P1 and para-position image P2 equally in this embodiment system.The input block 226 of communication device 220 is such as keyboard, button, rotating disk or roller, it is also possible to is the input interface of other possible forms, is not restricted.The image acquisition unit 224 of communication device 220 is such as the charge coupled cells such as camera (Charge-coupledDevice, CCD), in order to capture the image information shown by display unit 106, and image information acquisition arrived by the second communication unit 226 transmits to the first communication unit 208.Then, processing means 102 compares image information and correcting pattern, and makees computing to obtain a correction result according to correction instruction.In an embodiment, communication device 220 can utilize processing means 222 compare image information and correcting pattern to obtain correction result after, relend and by the second communication unit 226, correction result transmitted to the first communication unit 208.Transmission between first communication unit 208 and the second communication unit 226 can be the Wi-Fi of radio area network (WLAN), bluetooth (BlueTooth), far infrared (InfraRed, or DLNA (DigitalLivingNetworkAlliance IR), DLNA) etc., it is not specially limited.
When para-position image P2 represent cross be not disposed on reference images P1 represent hollow cross in intracardiac time, system judges the incorrect imaging of 3-dimensional image, now, processing means 102 can perform aligning step, there is provided correction instruction to display unit 106, make para-position image P2 fall intracardiac in the hollow of reference images P1 representative is cross.Processing means 102 makees computing according to correction instruction, can obtain a correction result.In an embodiment, it is possible to use processing means 222 replaces processing means 1022 to perform aligning step, and by the second communication unit 228 transmission correction result to the first communication unit 208, correction result is exported to display unit 106 by the first communication unit 208 again.
Processing means 102 then judges that correction result is the most correct, the most then calculation unit 1024 results according to correction result generation one again, and according to the image after output one correction that results in display unit 106.If correction result is incorrect, then continue executing with aligning step, until correction result is correct.Calculation unit 1024 produces the method resulted in and has been described in Fig. 2～4 and table one to table three, holds this and repeats no more.
Fig. 7 illustrates the flow chart of the bearing calibration shown according to the 3-dimensional image of one embodiment of the invention.As it is shown in fig. 7, first, perform step S1, start 3-dimensional image function.Then, perform step S2, show a correcting pattern (three-dimensional).Then, perform step S3, perform aligning step, to obtain a correction result.In step S4, it is judged that correction result is the most correct.In this step, it is the most correct that user can judge to correct result according to viewed image, or, it is also possible to the processing means shown by 3-dimensional image is made to judge.If correction result is correct, can perform step S5, processing means is according to correction result, and acquirement results in.And then performing step S6, input results in display unit, to show 3-dimensional image.If correction result is incorrect, then repeated execution of steps S2 is to step S4, until correction result is correct.
In sum, the 3 D image display system of the above embodiment of the present invention and bearing calibration thereof, can be by the correction result performing aligning step, computing and show that one results in, make display device can export correct 3-dimensional image according to resulting in, when avoiding user to watch 3-dimensional image, (Jumping) and the discomfort that causes because image is beated.
Although the present invention discloses as above with preferred embodiment; so it is not limited to the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when making a little amendment and perfect, therefore protection scope of the present invention is when with being as the criterion that claims are defined.
Claims (18)
1. the bearing calibration that 3-dimensional image shows, is applied to a three-dimensional display system, and the method includes:
Show that a correcting pattern is in a display device；
An aligning step is performed, to obtain a correction result according to this correcting pattern；
Produce one according to this correction result to result in；And
Resulting according to this, the 3-dimensional image after output one correction is in this display device；
Wherein produce this step resulted according to this correction result to include:
Thering is provided N number of visual angle matrix table, described visual angle matrix table is to be arranged by N number of Viewing-angle information of an image to form, and wherein N is the natural number more than 2；
Thering is provided N number of operation table, be respectively corresponding to this N number of visual angle matrix table, this operation table each has multiple weighted information, and described weighted information is relevant with this correction result；And
Calculate the sum of products of this Viewing-angle information each and this corresponding weighted information, with the image information at the N number of visual angle after being corrected.
2. the bearing calibration that 3-dimensional image as claimed in claim 1 shows, it is characterized in that, this three-dimensional display system includes a processing means, this display device and a communication device, and this communication device has an image acquisition unit, performs this aligning step according to this correcting pattern and includes:
This image acquisition unit is utilized to obtain an image information；And
This image information and this correcting pattern is compared, to obtain this correction result by this processing means.
3. the bearing calibration that 3-dimensional image as claimed in claim 2 shows, it is characterised in that this display device has one first communication unit, and this communication device has one second communication unit, and the method also includes:
By this first communication unit and this second communication unit, transmit this image information maybe this correction result.
4. the bearing calibration that 3-dimensional image as claimed in claim 2 shows, it is characterised in that the step performing this aligning step according to this correcting pattern includes:
Receiving an adjustment message by this processing means, this adjustment message is relevant with a comparative result of this correcting pattern and this image information；And
This correction result is calculated according to this adjustment message.
5. the bearing calibration that 3-dimensional image as claimed in claim 1 shows, it is characterised in that provide the step of N number of visual angle matrix table to include:
N number of visual angle picture of this image, this visual angle picture each is provided to have M position, corresponding to M Pixel Information；
N number of initial matrix, this initial matrix each is provided to have M position；And
The Viewing-angle information of described visual angle picture is inserted the correspondence position in described initial matrix, to obtain described visual angle matrix table.
6. the bearing calibration that 3-dimensional image as claimed in claim 1 shows, it is characterised in that be also included in and show that this correcting pattern, before this display device, starts a 3-dimensional image function of this display device to show a 3-dimensional image.
7. the bearing calibration that 3-dimensional image as claimed in claim 6 shows, it is characterized in that, this display device includes a start unit and a display unit, this start unit is an optical element, this display unit is a touch display unit, and the step of this 3-dimensional image function starting this display device includes:
One processing means detects this optical element and contacts this touch display unit；And
This processing means output one triggering signal, automatically to start this 3-dimensional image function.
8. the bearing calibration that 3-dimensional image as claimed in claim 1 shows, it is characterised in that this display device also includes an image acquisition unit, and the step performing this aligning step according to this correcting pattern includes:
This image acquisition unit is utilized to obtain a correction instruction and an initial information；And
According to this correction instruction and this initial information, obtain this correction result.
9. the bearing calibration that 3-dimensional image as claimed in claim 1 shows, also includes:
Judge that this correction result is the most correct,
The most then export the 3-dimensional image after this correction in this display device,
If it is not, then repeat this aligning step.
10. a 3 D image display system, including:
One display device, has display unit, in order to show a 3-dimensional image and a correcting pattern；And
One processing means, it is electrically connected to this display unit, in order to perform an aligning step to obtain a correction result according to this correcting pattern, produce one according to this correction result and result in, and according to this 3-dimensional image after output one correction that results in this display unit；
Wherein this processing means also includes:
One driver element, in order to provide a driving signal to this display unit；
One storage element, in order to store N number of visual angle matrix table, described visual angle matrix table system is formed by N number of Viewing-angle information repeated arrangement of an image, and wherein N is the natural number more than 2；
One signal generation unit, in order to produce and the operation table of visual angle number N equal number；And
One calculation unit, N number of operation table can be produced according to this correction result, calculate the sum of products of this Viewing-angle information each and a corresponding weighted information, matrix pixel information with the N number of visual angle after output calibration, wherein, described operation table is respectively corresponding to described visual angle matrix table, and this operation table each has multiple weighted information, and described weighted information is relevant with this correction result.
11. 3 D image display systems as claimed in claim 10, also include a communication device, this communication device has an image acquisition unit, in order to obtain the image information shown by this display unit, wherein this processing means is to compare this image information and this correcting pattern, to obtain this correction result.
12. 3 D image display systems as claimed in claim 11, it is characterized in that, this display device has one first communication unit, and this communication device has one second communication unit, by this first communication unit and this second communication unit, transmit this image information maybe this correction result.
13. 3 D image display systems as claimed in claim 10, it is characterized in that, this processing means is also in order to receive an adjustment message, and this adjustment message is relevant with a comparative result of this correcting pattern and an image information, and this processing means is to calculate this adjustment message to obtain this correction result.
14. 3 D image display systems as claimed in claim 10, it is characterized in that, this operation table each has the described weighted information of multirow and multiple row, the described weighted information system of described row is respectively corresponding to multiple periodic function, and this weighted information sum corresponding to the colleague mutually of this operation table each and same column is not more than 1.
15. 3 D image display systems as claimed in claim 10, it is characterized in that, this visual angle matrix table each has multiple position, the matrix pixel information at the N number of visual angle after this correction each include in this visual angle matrix table each Viewing-angle information stored by the identical coordinate product from different weights and.
16. 3 D image display systems as claimed in claim 10, it is characterised in that this display device also includes a start unit, in order to start a 3-dimensional image function of this display device.
17. 3 D image display systems as claimed in claim 16, it is characterized in that, this display unit is a touch display unit, and this start unit is an optical element, light path is gone out in order to change the one of this display unit, when this optical element contacts this touch display unit, this 3-dimensional image function starts automatically.
18. 3 D image display systems as claimed in claim 10, it is characterized in that, this display device also includes an image acquisition unit, in order to obtain an initial information and a correction instruction, and this initial information and this correction instruction are exported to this processing means so that this processing means obtains this correction result according to this initial information and this correction instruction.
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| CN107564578B (en) * | 2017-09-18 | 2021-05-18 | 上海联影医疗科技股份有限公司 | Correction method, apparatus and storage medium for medical imaging system |
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| CN1361993A (en) * | 1998-05-27 | 2002-07-31 | 斯夫亚托斯拉夫·伊万诺维奇·阿森尼奇 | Stereoscopic system |
| WO2010139848A1 (en) * | 2009-06-02 | 2010-12-09 | Nokia Corporation | Apparatus for enabling users to view images, methods and computer readable storage mediums |
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