CN102316333A - Display system and prompting system - Google Patents
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- CN102316333A CN102316333A CN2010102241396A CN201010224139A CN102316333A CN 102316333 A CN102316333 A CN 102316333A CN 2010102241396 A CN2010102241396 A CN 2010102241396A CN 201010224139 A CN201010224139 A CN 201010224139A CN 102316333 A CN102316333 A CN 102316333A
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Abstract
The invention discloses a display system and a prompting system, which can automatically evaluate image quality when a user appreciates a stereo display and inform the user of a suggestion in quality improvement to make the user can perform a corresponding operation according to the suggestion to improve picture quality. The display system comprises a display device, a picture quality evaluation device and a processor, wherein the picture quality evaluation device generates a parameter for indicating the picture quality felt by the user when the user watches a stereo picture; and the processor generates the suggestion about an operation according to the parameter, and the suggestion is used as a reference for the user to execute the operation to improve the picture quality felt by the user.
Description
Technical field
The invention relates to a kind of prompting technology, and particularly relevant for a kind of prompting technology that is applied to three-dimensional display system.
Background technology
Along with the development of Display Technique, the Display Technique of plane kenel can't satisfy the demand of people for image in the past, then actively researched and developed stereo display technique, made its range of application more extensive.Stereo display technique also can be applicable in the special purposes such as military simulation, virtual reality, information preservation except being mainly used in recreational use such as film, TV.
The main spirit of stereo display technique is to let audience's right and left eyes see the right and left eyes image respectively.When left eye, right eye are watched identical presentation content respectively, but when having the image of different parallaxes (parallax), the audience can be merged its image voluntarily and formed stereoscopic vision in brain.This technology can roughly be divided into the spectacle (Stereoscopic) that the audience need be equipped with the particular design glasses at present, with the bore hole formula (Auto-stereoscopic) that can directly watch with bore hole.
The operation principle of eyeglass stereoscopic Display Technique is to utilize display to demonstrate special right and left eyes image; The wear-type glasses can be through receiving signal (as: shutter polaroid glasses (shutterglasses)) that display sends or according to polarisation principle (as: optical filtering polaroid glasses (color filter glasses)), letting audience's right and left eyes see the right and left eyes image respectively.The operation principle of bore hole formula stereo display technique then is a configuration disparity barrier (Parallax Barrier) in display screen the place ahead, and normal fixed grating or the lens (Lens) of using are as disparity barrier in the known technology.Utilize the switching frequency of fixed grating or the curvature relationship of optical lens can the display frame compartment of terrain be divided into right and left eyes image viewing area, make the audience to see different right and left eyes images respectively by right and left eyes through disparity barrier.
Above-mentioned technology is owing to the difference of display mode has different shortcomings, as: certain viewing angles that brightness or color saturation are not enough, tool is less or viewing location, signal of video signal interactive interference ... or the like, the reduction of the quality of image caused.The part known technology can detect shortcoming voluntarily and revise shortcoming voluntarily to promote the quality of image.For example: three-dimensional display can testing environment brightness, when ambient brightness is too bright, three-dimensional display just automatically the image brilliance of increase itself in order to avoid picture is dark excessively.Relatively, when ambient brightness is crossed when dark, three-dimensional display also can reduce self brightness automatically in order to avoid picture is bright excessively.
But be not that all three-dimensional displays all have above-mentioned detection and improvements technology,, when surpassing the limit of display own, also can't obtain and improve effect, like the environment that too becomes clear etc. though above-mentioned functions is perhaps arranged.In addition, though can learn that in known technology signal of video signal receives external interference, do not have any way and remove the signal interference source.This moment can only through use the audience come to adjust voluntarily environment, voluntarily remove interferences, or move the position that belongs to, could let image quality comparatively perfect.
Summary of the invention
The present invention provides a kind of display system; Can assess the quality of image of user when appreciating three-dimensional display automatically; And the user is informed in the suggestion that will improve quality through this system, makes the user to do corresponding action and to improve image quality according to suggestion.
The present invention provides another kind of prompt system, can when appreciating three-dimensional display, assess its quality of image automatically in the user, and provide the suggestion that improves quality to give the user.The user can make corresponding action and improve image quality according to suggestion.
The present invention proposes a kind of display system, comprises display unit, image quality apparatus for evaluating and processor.Display unit is in order to show a left eye picture and a right eye picture, and wherein left eye picture and right eye picture can be formed a stereoscopic picture plane.The image quality apparatus for evaluating can produce a parameter, and wherein parameter is positioned at the image quality that the user of target location watches stereoscopic picture plane to experience in order to indication.Processor produces the suggestion relevant with action according to above-mentioned parameter, and this suggestion is used for user's reference and moved to carry out, and uses and improves the image quality that the user experiences.
In one embodiment of this invention, above-mentioned display unit is three-dimensional display or projection three-dimensional display.
In one embodiment of this invention, above-mentioned image quality apparatus for evaluating comprises glasses and sensing apparatus.These glasses can be respectively pass through left eye picture and right eye picture according to the signal that display unit provided from the left eye picture frame of glasses and right eye picture frame, and these glasses are in order to wear on the user.Sensing apparatus is disposed on the glasses, uses the generation parameter in order to sensing signal.
In one embodiment of this invention, above-mentioned sensing apparatus comprises frequency analyzer, and therefore the parameter that sensing apparatus produces comprises the frequency spectrum of signal.Perhaps, above-mentioned sensing apparatus comprises energy analyzer, and the parameter that sensing apparatus produces just comprises the energy of signal.
In one embodiment of this invention, above-mentioned image quality apparatus for evaluating comprises sensing apparatus, and it uses the generation parameter in order to sensing user's position, and this parameter comprises distance or the angle between user and the left eye picture between user and the left eye picture.
In one embodiment of this invention, above-mentioned sensing apparatus comprises image acquisition unit and image process unit.Image acquisition unit is in order to take the user to produce image.Image process unit then is coupled to image acquisition unit, and in order to produce parameter according to image, this parameter comprises the distance of user and left eye picture or the angle of user and left eye picture.Image process unit can be analyzed user's face, to obtain the angle of user's face.Sensing apparatus can comprise ultrasonic waves module or infrared module.The image quality apparatus for evaluating can comprise sensing apparatus, but its sensing display unit institute picture displayed produces parameter, and this parameter comprises monochrome information, comparative information or the color information of picture.
The present invention proposes another kind of prompt system, comprises image quality apparatus for evaluating and processor.The image quality apparatus for evaluating is in order to producing parameter, and this parameter is positioned at the image quality that the user of target location watches stereoscopic picture plane to experience in order to indication, and stereopsis is shown by 3 d display device.About proposal actions, use for user's reference and move to carry out, and uses and improve image quality by this suggestion according to parameter generating for processor.
Based on above-mentioned, the present invention can assess the quality of image of user when appreciating three-dimensional display automatically, and the proposal action prompting that will improve quality gives the user, makes the user can reference improve the image quality of three-dimensional display with carrying out the action in the suggestion.For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and cooperates appended graphic elaborating as follows.
Description of drawings
Fig. 1 is the system architecture diagram according to the three-dimensional display of first embodiment of the invention.
Fig. 2 is the sketch map according to the three-dimensional display of first embodiment of the invention.
Fig. 3 is the sketch map according to the three-dimensional display of second embodiment of the invention.
Fig. 4 is the flow chart according to the reminding method of the embodiment of the invention.
Fig. 5 is the flow chart according to the another kind of reminding method of the embodiment of the invention.
[main element label declaration]
100: projection three-dimensional display 110: display unit
112: projection screen 120: the image quality apparatus for evaluating
121: glasses 122: sensing apparatus
150: user S: signal
R: parameter 211: left eye picture
212: right eye picture 300: autostereoscopic display
310: display unit 312: pixel cell
320: disparity barrier 330A, 330B: the image quality apparatus for evaluating
Embodiment
Be applied to the technological various of three-dimensional display; The spirit of its stereo display technique is that the left eye picture of image and right eye picture are projected respectively in appreciator's the left eye and right eye; Wherein left eye picture and right eye picture can be formed a stereoscopic picture plane, and it is all in an embodiment of the present invention applicable to meet above-mentioned Display Technique person.Therefore at this two kinds of embodiment are proposed, the display unit among first embodiment be with projection (Projection) three-dimensional display as for example, the display unit among second embodiment then is as giving an example with autostereoscopic display.Use the technology contents of visual its three-dimensional display of embodiments of the invention person and do corresponding change.Wherein, the projection three-dimensional display of first embodiment is to adopt the execution mode of shadow casting technique to combine with shutter polaroid glasses technology, will specify it in the below.
Below explanation meets the system architecture and the application principle thereof of the projection three-dimensional display of first embodiment of the invention, please be simultaneously with reference to Fig. 1 and Fig. 2.Fig. 1 is the system architecture diagram according to the projection three-dimensional display 100 of first embodiment of the invention.Fig. 2 is the perspective view according to the projection three-dimensional display 100 of first embodiment of the invention.Projection three-dimensional display 100 comprises display unit 110 and image quality apparatus for evaluating 120.Display unit 110 is projected in left eye picture 211 and right eye picture 212 on the projection screen 112 through optical projection, and wherein left eye picture 211 can be formed stereoscopic picture plane with right eye picture 212.Image quality apparatus for evaluating 120 produces parameters R; The indication parameter of the image quality of experiencing when wherein parameters R is watched the stereoscopic picture plane of display unit 110 projections for user 150 on the position; The image quality indicated according to parameters R is different, and the content of parameters R has corresponding change.For example, when the image quality of its indication was ambient brightness, parameters R just had ambient brightness value; And when the image quality of indication be signal of video signal when whether being interfered, just have the spectrum information of signal of video signal in the parameters R.
Processor (not illustrating) is positioned at display unit 110 with Database Unit (not illustrating) in present embodiment.Processor produces the suggestion relevant with action according to the parameters R that image quality apparatus for evaluating 120 produces with Database Unit, and this suggestion is used and improved the image quality that user 150 is experienced in order to provide user 150 with reference to carry out the action of suggestion.
Wherein, the described image quality of present embodiment is whether the left eye picture 211 that three-dimensional display produces can form stereoscopic picture plane with right eye picture 212 in user 150 brain.When image quality is low, can causes picture that situation such as overlay path, picture color be staggered and smudgy are arranged, and make third dimension not good.Cause the low factor of image quality to have a lot, maybe be because restriction of the brightness of distance, position and the angle at ambient brightness, signal of video signal annoyance level, appreciator place, picture or color contrast, stereo display technique itself or the like.Therefore; Sensing apparatus 122 can detect and multiplely cause the low factor of image quality and produce parameters R; Processor provides user 150 to contain proposal actions through the numerous Database Unit of searching data, makes it move the third dimension that promotes picture through carrying out this.
Have in the Database Unit and the corresponding proposal action information of parameters R, each parameters R possibly not only correspond to single proposal action.For example; When the expression ambient brightness is too bright in the parameters R; Proposal action in the Database Unit can be " asking the inner light source that divides of close chamber ", " please draw the curtain together to cover daylight ", " please adjust the brightness in the display unit 110 " etc., lets user 150 can select proposal action wherein to promote image quality.In present embodiment; Processor and Database Unit position are in display unit 110; But in other embodiment, processor and Database Unit also can place image quality apparatus for evaluating 120 or its place, only need reach to receive parameters R and get final product to user's 150 propositions and the relevant suggestion of action.Therefore, should not exceed with present embodiment in the position of processor and Database Unit.
Shutter polaroid glasses (shutter glasses) technology at this explanation present embodiment.Projection three-dimensional display 100 utilizes this technology to let right and left eyes can receive left-eye images 211 and right-eye image 212 respectively.Said according to present embodiment, image quality apparatus for evaluating 120 comprises glasses 121 and sensing apparatus 122.Glasses 121 are worn on user 150; And left eye picture 211 that projection answers screen 112 to the end and right eye picture 212 can be respectively passed through from the left eye picture frame of glasses 121 and right eye picture frame according to the signal S that display unit 110 is provided; Let user 150 right and left eyes see left eye picture 211 and right eye picture 212 respectively; Because of the staggered display frequency of its picture can let user 150 form the persistence of visions, and make left eye picture 211 and right eye picture 212 be combined into stereoscopic picture planes.
For example; The signal S that provides when display unit 110 is during for " 1 "; Glasses 121 can let left eye picture frame light-permeable and cover that the right eye picture frame makes it can't printing opacity, the left eye picture 211 that makes display unit 110 be presented on the projection screen 112 this moment can let user 150 left eye see.And the signal S that provides when display unit 110 is during for " 0 ", and 121 of glasses cover the left eye picture frame and let right eye picture frame light-permeable, and the right eye picture 212 that makes display unit 110 be presented on the projection screen 112 this moment can let user 150 right eye see.Therefore, picture displayed is to come display frame with left eye picture 211 and right eye picture 212 interlaced modes on the projection screen 112, and is as shown in Figure 2.Display unit 110 is also correspondingly sent along with picture displayed at that time " 0,1,0,1 ... " and interleaving signal S, make user 150 to produce stereopsis through viewing and admiring the right and left eyes picture 211,212 that switches rapidly in the display unit 110.In addition; Signal S can also send through other exclusive transmitting device; Be not necessarily to send through 110 of display unit; Be not that only to transmit simple " 0 " " 1 " signal be according to simplified illustration for it at this yet, use device and content thereof that the present embodiment person can change transmission signal S according to its designed use and principle.
Below with way of example the flow process of present embodiment reminding method is described.Sensing apparatus 122 in the image quality apparatus for evaluating 120 is disposed on the glasses 121, and this sensing apparatus 122 is that foundation wants the image quality of sensing to detect corresponding state, and produces parameters R.According to present embodiment; Projection three-dimensional display 100 utilizes signal S and glasses 121 to let user 150 right and left eyes watch left-eye images 211 and right-eye image 212 respectively; Therefore be interfered or during its transmission of power deficiency as signal S; Glasses 121 just do not know how to cover the right and left eyes picture frame, and image quality just can decrease.Therefore, sensing apparatus 122 just has frequency analyzer in present embodiment, in order to the frequency change of detection signal S.Sensing apparatus 122 can also have energy analyzer with the energy of detection signal S whether or in faint and have influence on image quality.
In another embodiment; Distance, position and angle that sensing apparatus 122 can detect between user 150 and the display screen 122 produce parameters R; Make processor 130 to judge whether user 150 is positioned at and preferable view and admire distance, position and angle, and point out the user to obtain and well view and admire quality according to this through moving relative position between and screen itself according to the position that records.
For example; When if the projection screen of display unit 110 projections 112 is too high; The suggestion that the parameters R that processor produces through sensing apparatus 122 provides is " ask the user to move to best viewing location; and to become level to projection screen 112 with user 150 sight line, make the reduction of the sight line elevation angle ".Because the position that known technology Stereo display device is difficult to adjustment voluntarily itself; Therefore must point out user 150 to come the best viewing location of shift position to suggestion; Perhaps mobile display device 110 lets projection screen 112 reduce, and makes 112 one-tenth levels of sight line and projection screen of user 150.In addition; But the sensing apparatus 122 also image information (as: brightness, light and shade, contrast, color etc.) on the sensing projection screen 112 produces parameters R, and processor 130 can be obtained good image quality through parameters R through brightness that improves environment or the frame parameter of adjusting display unit 110 with prompting user 150.
Specify prompt system and flow process at this with present embodiment; Near the interference of blue bud (Bluetooth) the communication system transmission of supposing signal S can receive and influence image quality; Frequency spectrum kenel when signal S is not interfered is FN, and its frequency spectrum kenel can become FB when receiving the interference of blue bud communication system.When 100 normal operations of projection three-dimensional display, the sensing apparatus 122 in the image quality apparatus for evaluating 120 can continue the spectral change of detection signal S.When signal S is interfered and when making image quality reduce, sensing apparatus 122 detects its spectral change and becomes the FB kenel by the FN kenel, this moment, sensing apparatus 122 produced parameters R, and wherein parameters R comprises that the frequency spectrum kenel of signal S is become the information of FB by FN.The processor 130 that is arranged in display unit 110 receives parameters R, and learns behind spectrum information in the analytical parameters R and the comparable data library unit 140 that the reason that image quality reduces is the interference of blue bud communication system.Therefore processor 130 just is shown in proposal action corresponding in the Database Unit 140 on the display unit 110, the interference of blue bud communication system is removed to remind the user like suggestion " please close the blue bud device that you wear on one's body ", just can promote the quality of picture.
Or sensing apparatus 122 detects when the energy of signal S is too small to cause image quality low, just produces parameters R, and wherein parameters R comprises the energy size of signal S.Processor 130 learns that reason that image quality reduces is that the energy of signal S is lower than energy threshold after according to parameters R and Database Unit 140; Perhaps signal S excessive attenuation; Therefore processor 130 is shown on the display unit 110 proposal action to remind the user to reduce the energy dissipation of signal S; Like " please don't distance display device 110 too far away ", perhaps " remove display unit 110 and image quality apparatus for evaluating 120 in the middle of barriers " etc. be to improve image quality.In addition; The prompting suggestion also has various ways for user 150; Said in present embodiment for proposal action is shown on the projection screen 112 through display unit 110, in other embodiment, can also convey to the user and know through being positioned at sonification system (like sound equipment) on the glasses 121.Therefore, use the present embodiment person and can will advise that reception and registration gives user 150 and knows, and should only not exceed in the above described manner with multiple prompting mode.
Below explanation meets the system architecture and the operation workflow of the second embodiment of the present invention, please with reference to Fig. 3.Fig. 3 is the system architecture diagram according to the autostereoscopic display 300 of second embodiment of the invention.Autostereoscopic display 300 comprises display unit 310 and image quality apparatus for evaluating 330A, 330B.310 of display unit comprise pixel cell 312, disparity barrier (Parallax Barrier) 320.Processor (not illustrating) and Database Unit (not illustrating) are like the said display unit 310 that is arranged in of first embodiment, and its content repeats no more.Disparity barrier 320 is in order to stop the light of some angle; Let picture element unit 312 differences in user 150 the display unit that right and left eyes is seen 310; Make user 150 left eye see the left eye picture, its right eye is seen the right eye picture simultaneously, and then in brain, produces the effect that stereopsis shows.
Image quality apparatus for evaluating 330A, 330B are sensing apparatus 330A, 330B in present embodiment, and this sensing apparatus 330A, the main foundation of 330B are wanted the image quality of sensing to detect corresponding state, and produced parameters R.In present embodiment; Sensing apparatus 330A, 330B can be ultrasonic waves module or infrared module etc.; With sensing user 150 positions; And the content of parameter of its generation comprises distance and angle between user 150 and the display unit 310, the processor that is arranged in display unit 310 just can through parameters R come suggestion user migration preferable view and admire distance and angle.
In another embodiment, sensing apparatus can be image processing module, comprises image acquisition unit and image process unit.Image acquisition unit 330A, 330B are sensing apparatus 330A, the 330B of Fig. 3, in order to take user 150 to produce image.Image process unit is the processor in display unit 310 in this embodiment, and it produces parameters R according to the image that image acquisition unit 330A, 330B take, and this parameters R comprises the distance or the angle of user 150 and display unit 310.Wherein, can only obtain user 150 the angle of facing, be described below through single image acquisition unit 330A or 330B.
Said in present embodiment, utilize single image acquisition unit 330A or 330B to let image process unit (processor) analyze the method for the angle of user 150 and display unit 310, be face's situation of analyzing user 150 in the image, use the acquisition angle.For example, this only with image acquisition unit 330A as obtaining the source of image, wherein image acquisition unit 330A is positioned at the online the right miter angle of user 150 and display unit 310, and user 150 be positioned at display unit 310 online on.In face's picture of obtaining user 150 in the image that image acquisition unit 330A takes, photograph user's eyes and ears, the expression user views and admires angle deflection the right miter angle, rather than with face directly towards display unit 310.Perhaps, when the image of face that image process unit (processor) is obtained is side face state, just can obtain user 150 the angle of viewing and admiring in image acquisition unit 330A filmed image according to the relative position of face in the image of face to correspond in the Database Unit.
With another viewpoint, the present invention can be a kind of prompt system, comprises image quality apparatus for evaluating and processor.The image quality apparatus for evaluating is in order to produce parameter, and wherein parameter is positioned at the image quality that the user of position watches stereoscopic picture plane to experience in order to indication.Wherein, stereopsis is shown by 3 d display device.Processor is according to the parameter generating suggestion relevant with action, and this suggestion is used for user's reference and moved to carry out, and uses and improves image quality.Can claim that also this embodiment is a kind of reminding method, please with reference to Fig. 4, Fig. 4 is the flow chart according to the reminding method of the embodiment of the invention.At first, in step S410, produce a parameter, wherein the image quality of this parameter in order to indicate the user to watch stereoscopic picture plane to experience.When step S420, according to the parameter generating suggestion relevant with action, this suggestion is used for user's reference and is moved to carry out, and uses and improves image quality.With another embodiment, above-mentioned reminding method can use following form to realize it, please with reference to Fig. 5.Fig. 5 is the flow chart according to the another kind of reminding method of the embodiment of the invention.In step S510, sensing is positioned at the image quality that the user of a position watches stereoscopic picture plane to experience.Then, in step S520, when image quality is lower than predetermined threshold value, provide to have the proposal actions of closing confession user reference, use and improve image quality.Other thin portion flow process as for present embodiment has been included among above-mentioned each embodiment, so do not repeat them here.
In sum; Embodiments of the invention can be gone ahead of the rest and assessed the quality of image of sensing user when appreciating three-dimensional display automatically; Give preprocessor and Database Unit foundation through the numerical value that senses then as proposal action; Again and the proposal action prompting that will improve quality give the user, make the user can reference improve the image quality of three-dimensional display with carrying out the action in the suggestion.In addition, above-mentioned technology is also improved in the three-dimensional display of image quality applicable to meeting except applicable to improving voluntarily the three-dimensional display of image quality automatically.Because of three-dimensional display itself has its limitation, its some shortcoming also can't be settled a dispute by the parties concerned themselves, like the limiting value of brightness or rotational angle, ask the user to remove problems such as blue bud device, moving three-dimensional display.Just need ask the user to improve the shortcoming that three-dimensional display can't improve voluntarily according to the suggestion of prompt system this moment.Wherein, the quality of image that maybe need improve that detects can be any factor that influences picture integrality and stereo display technique fluency, like position and angle, picture brightness or color contrast or the like of ambient brightness, signal of video signal annoyance level, user.
Though the present invention discloses as above with embodiment; Right its is not in order to limit the present invention; Has common knowledge the knowledgeable in the technical field under any; Do not breaking away from the spirit and scope of the present invention, when doing a little change and retouching, so protection scope of the present invention is as the criterion when looking appended the claim scope person of defining.
Claims (10)
1. display system comprises:
One display unit shows a left eye picture and a right eye picture, and wherein this left eye picture and this right eye picture are in order to form a stereoscopic picture plane;
One image quality apparatus for evaluating produces a parameter, and wherein this parameter is positioned at the image quality that a user of a position watches this stereoscopic picture plane to experience in order to indication; And
One processor, according to the suggestion of this parameter generating about an action, wherein this suggestion is used for this user with reference to carry out this action, uses and improves this image quality that this user experiences.
2. display system according to claim 1, wherein this display unit is three-dimensional display or projection three-dimensional display.
3. display system according to claim 1, wherein, this image quality apparatus for evaluating comprises:
One glasses can be respectively pass through this left eye picture and this right eye picture according to the signal that this display unit provided from a left eye picture frame of these glasses and a right eye picture frame, wherein these glasses are in order to wear on this user; And
One sensing apparatus is disposed on these glasses, and this signal of sensing is used and produced this parameter.
4. display system according to claim 3, wherein this sensing apparatus comprises frequency analyzer, this parameter comprises the frequency spectrum of this signal or the energy of this signal.
5. display system according to claim 1, wherein, this image quality apparatus for evaluating comprises:
One sensing apparatus in order to this position of sensing, uses producing this parameter, and wherein this parameter comprises the angle between the distance of one between this user and this left eye picture or this user and this left eye picture.
6. display system according to claim 5, wherein, this sensing apparatus comprises:
One image acquisition unit is in order to take this user to produce an image; And
One image process unit couples this image acquisition unit, produces this parameter according to this image, and wherein this parameter comprises a distance of this user and this left eye picture or an angle of this user and this left eye picture.
7. display system according to claim 6, wherein this image process unit is analyzed this user's face, uses to obtain this angle.
8. display system according to claim 7, wherein this sensing apparatus comprises a ultrasonic waves module or an infrared module.
9. display system according to claim 1, wherein, this image quality apparatus for evaluating comprises:
One sensing apparatus in order to the picture that this display unit of sensing is shown, uses producing this parameter, and wherein this parameter comprises a monochrome information, a contrast information or the multimedia message of the same colour breath of this picture.
10. prompt system comprises:
One image quality apparatus for evaluating produces a parameter, and wherein this parameter is positioned at the image quality that a user of a position watches a stereoscopic picture plane to experience in order to indication, and this stereopsis is shown by a 3 d display device; And
One processor, according to the suggestion of this parameter generating about an action, wherein this suggestion is used for this user with reference to carry out this action, uses and improves this image quality.
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