CN102340636A - Stereoscopic picture self-adaptive display method - Google Patents
Stereoscopic picture self-adaptive display method Download PDFInfo
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- CN102340636A CN102340636A CN2010102270810A CN201010227081A CN102340636A CN 102340636 A CN102340636 A CN 102340636A CN 2010102270810 A CN2010102270810 A CN 2010102270810A CN 201010227081 A CN201010227081 A CN 201010227081A CN 102340636 A CN102340636 A CN 102340636A
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Abstract
The invention relates to a stereoscopic picture self-adaptive display method. The method comprises the following steps of: inputting a stereoscopic picture; separating a left eye picture from a right eye picture; keeping the width-to-height ratio of the stereoscopic picture unchanged, completely setting the stereoscopic picture in the center of a display picture, and filling the picture along a horizontal direction or a perpendicular direction; and outputting the display picture. The stereoscopic picture self-adaptive display method has the advantages that when the width-to-height ratio of the stereoscopic picture is different from the width-to-height ratio of a display device, the stereoscopic picture cannot be deformed; meanwhile, the stereoscopic picture can be completely arranged in the center of the display picture with the maximum area and completely displayed through the display device, so that an observer can experience better stereoscopic effect.
Description
Technical field
The adaptive display method of stereoscopic picture plane when the ratio of width to height that the present invention relates to a kind of stereoscopic picture plane adaptive display method, particularly stereoscopic picture plane is different from the ratio of width to height of display unit.
Background technology
In one width of cloth stereoscopic picture plane, comprise the R picture that L picture that left eye sees and right eye are seen, the L picture with distribute about the layout of R picture in stereoscopic picture plane has, distribute up and down, level interweaves and distributes and vertical interweaving distributes etc. several kinds.
It is 16: 9 HD video forms such as 1080p/720p that stereoscopic picture plane can be encoded into the ratio of width to height, also can be encoded into the ratio of width to height and be 4: 3 SD video formats such as 576p/480p.If be on 16: 9 the display unit of 1080p in the ratio of width to height; Show that the ratio of width to height is 16: 9 form stereoscopic picture planes such as 1080p/720p; Because the ratio of width to height is identical, be displayed in full screen so can directly the picture unification be amplified to 1080p output, it is maximum that picture dimension reaches; In like manner; On 4: 3 the display unit, show that the ratio of width to height is 4: 3 form stereoscopic picture planes such as 576p/480p, if be because the ratio of width to height is identical in the ratio of width to height; Be displayed in full screen so can directly the picture unification be amplified to the output of display unit physical resolution size, it is maximum that picture dimension reaches.
Yet; On 16: 9 the 1080p display unit, show that the ratio of width to height is the stereoscopic picture plane of 4: 3 forms such as 576p/480p, if be because the ratio of width to height is different in the ratio of width to height; If directly the stereoscopic picture plane of 4: 3 forms being amplified to 16: 9 1080p form outputs to display unit again and is displayed in full screen; The wide high scaling of picture is different, causes picture to flatten, and user's viewing effect is not good.Equally; If be on 4: 3 the display unit, to show that the ratio of width to height is 16: 9 form stereoscopic picture planes such as 1080p/720p in the ratio of width to height, the wide high scaling of picture is also different; The ratio of width to height becomes the picture of 4: 3 back pictures with respect to 16: 9 can elongate, and user's viewing effect is not good yet.
Summary of the invention
The object of the present invention is to provide a kind of stereoscopic picture plane adaptive display method; Be intended to solve prior art neutral body picture the ratio of width to height and be different from display unit the ratio of width to height; Cause stereoscopic picture plane to output to display unit when being displayed in full screen, the problem of distortion appears in picture.
The present invention is achieved in that a kind of stereoscopic picture plane adaptive display method, at first, and the input stereoscopic picture plane; Then, separate the right and left eyes picture; Next, keep stereoscopic picture plane the ratio of width to height constant, it completely is arranged at display frame central authorities, and along continuous straight runs or vertical direction are full of picture; At last, output display frame.
In this stereoscopic picture plane adaptive display method, the stereoscopic picture plane of input comprises the ratio of width to height of stereoscopic picture plane, left eye picture, right eye picture, left eye picture and the layout of right eye picture in stereoscopic picture plane and the resolution of stereoscopic picture plane.
In this stereoscopic picture plane adaptive display method,, stereoscopic picture plane is separated into left eye picture and right eye picture through the sampling of stereo picture signal.
In this stereoscopic picture plane adaptive display method, the ratio of width to height of input stereoscopic picture plane signal is different from the ratio of width to height of display unit, and the stereoscopic picture plane horizontal resolution that the stereoscopic picture plane signal comprises is Hi; Vertical resolution is Vi, and the horizontal resolution of display frame is Hs, and vertical resolution is Vs; The horizontal resolution of display unit is Hp; Vertical resolution is Vp, Hs=Hp, Vs=Vp.
At the stereoscopic picture plane form is left and right sides form, and its ratio of width to height is 4: 3, and display unit the ratio of width to height is under 16: 9 the situation, left eye picture and right eye picture to be carried out convergent-divergent according to the Vs/Vi amplification coefficient; The black surround peak width of the right and left of a left side half display frame and right half display frame along continuous straight runs is: Hs/16, then a left side half display frame and right half display frame along continuous straight runs are amplified 2 times, and the black surround peak width becomes: Hs/8.
At this stereoscopic picture plane form is left and right sides form, and its ratio of width to height is 16: 9, and display unit the ratio of width to height is under 4: 3 the situation, left eye picture and right eye picture to be carried out convergent-divergent according to the Hs/Hi amplification coefficient; The black surround peak width on a left side half display frame and right half display frame both sides up and down vertically is: Vs/8, then a left side half display frame and right half display frame along continuous straight runs are amplified 2 times, and the black surround peak width remains Vs/8.
Through stereoscopic picture plane adaptive display method of the present invention; Can be different from the ratio of width to height of stereoscopic picture plane under the situation of display unit the ratio of width to height; Let the user see that stereoscopic picture plane can not be out of shape; And stereoscopic picture plane can be presented on the display screen with maximum area, makes the user experience best stereoscopic picture plane effect.
Description of drawings
Fig. 1 is the flow chart of stereoscopic picture plane adaptive display method of the present invention;
Fig. 2 is the sketch map of the adaptive display method of 4: 3 stereoscopic picture plane of the ratio of width to height on 16: 9 display unit of the ratio of width to height;
Fig. 3 is the sketch map of the adaptive display method of 16: 9 stereoscopic picture plane of the ratio of width to height on 4: 3 display unit of the ratio of width to height.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In the present embodiment, each symbolic representation implication of using is following:
Vi: the vertical resolution of input stereoscopic picture plane, the i.e. vertical resolution of stereoscopic picture plane;
Hi: the horizontal resolution of input stereoscopic picture plane, the i.e. horizontal resolution of stereoscopic picture plane;
Vs: output to the vertical resolution of the display frame of display unit, i.e. display frame vertical resolution;
Hs: output to the horizontal resolution of the display frame of display unit, i.e. display frame horizontal resolution;
Vp: the vertical physical resolution of display unit, promptly vertical physical resolution;
Hp: the horizontal physical resolution of display unit, promptly horizontal physical resolution.
Vs=Vp wherein; Hs=Hp, i.e. display frame resolution is identical with the display unit physical resolution.
Among the present invention, so-called stereoscopic picture plane self adaptation shows, promptly keeps under the constant prerequisite of picture the ratio of width to height a kind of picture display mode that on display unit, carries out complete demonstration with size (picture area) the stereo picture of maximum.
Consulting Fig. 1, is the flow chart of stereoscopic picture plane adaptive display method of the present invention.
For the ease of understanding the present invention, please combine Fig. 2 and Fig. 3, Fig. 2 is the sketch map of the adaptive display method of 4: 3 stereoscopic picture plane of the ratio of width to height on 16: 9 display unit of the ratio of width to height; Fig. 3 is the sketch map of the adaptive display method of 16: 9 stereoscopic picture plane of the ratio of width to height on 4: 3 display unit of the ratio of width to height.
Practical implementation method of the present invention is following:
Step S1, the input stereoscopic picture plane;
The stereoscopic picture plane of input comprises the ratio of width to height of stereoscopic picture plane, L picture and R picture, L picture and the layout of R picture in stereoscopic picture plane, like distribution up and down, about distribution etc., and the resolution of stereoscopic picture plane, horizontal resolution is Hi, vertical resolution is Vi.
Among Fig. 2, input be Hi: Vi=4: 3, about the stereoscopic picture plane 201 that distributes; The horizontal physical resolution of display unit is Hp, and vertical physical resolution is Vp, Hp: Vp=16: 9; Stereoscopic picture plane 201 at first will be converted into the display frame that resolution equals the physical resolution of display unit; Be Hs=Hp, so Vs=Vp is Hs: Vs=16: 9.
What import among Fig. 3 is that the ratio of width to height is Hi: Vi=16: 9, about the stereoscopic picture plane 301 that distributes, show dress Hp: Vp=4: 3; Stereoscopic picture plane at first will be converted into the display frame that resolution equals the physical resolution of display unit; Be Hs=Hp, so Vs=Vp is Hs: Vs=4: 3.
Step S2 separates the right and left eyes picture;
Stereoscopic picture plane to input is sampled, and left eye picture and right eye picture are split up into L picture and R picture.The horizontal resolution that Fig. 2 neutral body picture is split up into L picture 202 and R picture 203, two width of cloth pictures becomes Hi/2, and vertical resolution remains unchanged and is Vi.Because Hi: Vi=4: 3, so the ratio of width to height of L picture 202 and R picture 203 is:
(Hi/2)∶Vi＝2∶3＝6∶9...............(1)
The horizontal resolution that left eye picture that separates among Fig. 3 and right eye picture are respectively L picture 302 and R picture 303, two width of cloth pictures becomes Hi/2, and vertical resolution remains unchanged and is Vi.Because Hi: Vi=16: 9, so the ratio of width to height of L picture 302 and R picture 303 is:
(Hi/2)∶Vi＝8∶9...............(9)
Step S3 keeps stereoscopic picture plane the ratio of width to height constant, and it completely is arranged at display frame central authorities, and along continuous straight runs or vertical direction are full of picture;
In order to realize that stereoscopic picture plane is keeping under the constant situation of the ratio of width to height; On display screen,, need stereo picture convergent-divergent, reach this purpose with the complete demonstration of maximum area; Need to satisfy: the ratio of convergent-divergent must make stereoscopic picture plane along continuous straight runs or vertical direction be full of display frame; And stereoscopic picture plane must be complete, can not occur certain part of picture is abandoned, and it is incomplete that picture is shown.Stereoscopic picture plane is arranged at display frame central authorities, then is to be convenient to the observer better to observe stereoeffect.
Meeting step S2, is that example is elaborated with Fig. 2 and Fig. 3.
Vi*(Vs/Vi)＝Vs..................(2)
The horizontal direction size is:
(Hi/2)*(Vs/Vi)＝(Hi/Vi)*(Vs/2)＝(4/3)*(Vs/2)＝Vs*2/3＝Vs*6/9...............(3)
For further guaranteeing L picture and the R picture stereoeffect after human eye is synthetic; The centre that L picture after amplifying and R picture are placed on left half display frame and right half display frame respectively; The right and left of a left side half display frame 204 and right half display frame, 205 along continuous straight runs stays the black surround of size symmetry, and every limit black surround width is:
((Hs/2)/8)*((8-6)/2)＝Hs/16...............(4)
Thereby keep L, R picture all to be positioned at half display frame central authorities, parallax does not produce displacement, guarantees the original stereoeffect of picture, as shown in.With a left side half display frame 204, right half display frame 205, amplify 2 times in the horizontal direction then, the horizontal direction size becomes:
(3)*2＝(Vs*6/9)*2＝Vs*12/9...............(5)
The ratio of width to height of active area is:
(5)/(2)＝(Vs*12/9)/Vs＝12/9＝4/3...............(6)
Every limit black surround size becomes:
(4)*2＝Hs*2/16＝Hs/8...............(7)
Promptly obtain comprising the display frame 206,207 of black surround, its ratio of width to height is:
((5)+(7)*2)/(2)＝(Vs*12/9+Hs/4)/Vs...............(8)
Because Hs: Vs=16: 9, Hs=16*Vs/9 substitution (8) can be comprised that display frame the ratio of width to height of black surround is 16: 9, and Hp: Vp=16: 9 is identical.Seeing right and left eyes display frame 206,207 more sequentially off shows to display unit; Promptly shown in 208; Active area the ratio of width to height is identical with stereoscopic picture plane the ratio of width to height of input; And stereoscopic picture plane is full of display frame in vertical direction, makes the active area size of stereoscopic picture plane reach maximum, has realized 4: 3 stereoscopic picture planes self adaptation display mode on 16: 9 display unit.
(Hi/2)*(Hs/Hi)＝Hs/2...............(10)
The vertical direction size is:
Vi*(Hs/Hi)＝(Vi/Hi)*Hs＝Hs*9/16...............(11)
Adopt with the similar method of Fig. 2; L picture 302 after amplifying and R picture 303 are placed on the centre of left half display frame 304 and right half display frame 305 respectively; Both sides stay the black surround of size symmetry about a left side half display frame 304 and right half display frame 305 vertically, and every limit black surround size is:
(Vs/12)*((12-9)/2)＝Vs/8...............(12)
Thereby keep L, R picture to be positioned at half display frame central authorities, parallax does not produce displacement, guarantees the original stereoeffect of picture.Then a left side half display frame 304 is amplified 2 times in the horizontal direction with right half display frame 305, the horizontal direction size becomes:
(10)*2＝(Hs/2)*2＝Hs...............(13)
The ratio of width to height of active area is:
(13)/(11)＝Hs/(Hs*9/16)＝16/9...............(14)
Every limit black surround size remain unchanged into, promptly obtain comprising the view picture display frame 306,307 of black surround, its ratio of width to height is:
(13)/((11)+(12)*2)＝Hs/((Hs*9/16)+(Vs/8)*2)...............(15)
Because Hs: Vs=4: 3, Vs=3*Hs/4 substitution (15) can be comprised that display frame the ratio of width to height of black surround is 4: 3, and Hp: Vp=4: 3 is identical.Seeing left eye display frame 306, right eye display frame 307 more sequentially off shows to display unit; Promptly shown in 308; Active area the ratio of width to height is identical with stereoscopic picture plane the ratio of width to height of input; Stereoscopic picture plane is full of display frame in the horizontal direction, makes the effect picture dimension of picture reach maximum, has realized 16: 9 stereoscopic picture planes self adaptation display mode on 4: 3 display unit.
Step S4, output display frame;
See display frame sequentially off and show to display unit, active area the ratio of width to height is identical with stereoscopic picture plane the ratio of width to height of input, and the active area size reaches maximum, has realized stereoscopic picture plane self adaptation display mode on display unit.
As shown in Figure 2, export display frame 206,207 sequentially and show to display unit, promptly shown in the display screen 208, realized 4: 3 stereoscopic picture planes self adaptation display mode on 16: 9 display unit.
As shown in Figure 3, export display frame 306,307 sequentially and show to display unit, promptly shown in the display screen 308, realized 16: 9 stereoscopic picture planes self adaptation display mode on 4: 3 display unit.
Through above-mentioned stereoscopic picture plane display method; Be different from stereoscopic picture plane the ratio of width to height under the situation of display unit the ratio of width to height; Under the situation that stereoscopic picture plane the ratio of width to height is constant, completely be arranged in the display frame central authorities, and vertically or horizontal direction be full of whole display frame.This has just guaranteed stereoscopic picture plane under indeformable situation, with maximum area complete be arranged on display frame central authorities, through complete the showing of display unit, make observed value can experience good stereoeffect.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. stereoscopic picture plane adaptive display method comprises:
S1, the input stereoscopic picture plane;
S2 separates the right and left eyes picture;
S3 keeps stereoscopic picture plane the ratio of width to height constant, and it completely is arranged at display frame central authorities, and along continuous straight runs or vertical direction are full of picture;
S4, output display frame.
2. stereoscopic picture plane adaptive display method according to claim 1; It is characterized in that: among the step S1, the stereoscopic picture plane of input comprises the ratio of width to height of stereoscopic picture plane, the left eye picture; Right eye picture, left eye picture and the layout of right eye picture in stereoscopic picture plane and the resolution of stereoscopic picture plane.
3. stereoscopic picture plane adaptive display method according to claim 1 is characterized in that: among the step S2, through the sampling of stereo picture signal, stereoscopic picture plane is separated into left eye picture and right eye picture.
4. stereoscopic picture plane adaptive display method according to claim 1 is characterized in that: the ratio of width to height of input stereoscopic picture plane signal is different from the ratio of width to height of display unit.
5. stereoscopic picture plane adaptive display method according to claim 1; It is characterized in that: further comprise the steps: among the step S3 left eye picture and right eye picture are carried out convergent-divergent; Left eye picture and right eye picture are distributed in vertical direction or horizontal direction be full of left half display frame and right half display frame, and left eye picture and the setting of right eye picture are separately positioned on the middle position of left half display frame and right half display frame; A left side half display frame is scaled left eye display frame, and right half display frame is scaled right eye display frame.
6. stereoscopic picture plane adaptive display method according to claim 5 is characterized in that: among the step S3, the stereoscopic picture plane horizontal resolution that the stereoscopic picture plane signal comprises is Hi; Vertical resolution is Vi, and the horizontal resolution of display frame is Hs, and vertical resolution is Vs; The horizontal resolution of display unit is Hp; Vertical resolution is Vp, Hs=Hp, Vs=Vp.
7. stereoscopic picture plane adaptive display method according to claim 6; It is characterized in that: this stereoscopic picture plane form is a left and right sides form; Its ratio of width to height is 4: 3, and display unit the ratio of width to height is 16: 9, and left eye picture and right eye picture are carried out convergent-divergent according to the Vs/Vi amplification coefficient; The black surround peak width of the right and left of a left side half display frame and right half display frame along continuous straight runs is: Hs/16.
8. stereoscopic picture plane adaptive display method according to claim 7 is characterized in that: a left side half display frame and right half display frame along continuous straight runs are amplified 2 times, and the black surround peak width becomes: Hs/8.
9. stereoscopic picture plane adaptive display method according to claim 6; It is characterized in that: this stereoscopic picture plane form is a left and right sides form; Its ratio of width to height is 16: 9, and display unit the ratio of width to height is 4: 3, and left eye picture and right eye picture are carried out convergent-divergent according to the Hs/Hi amplification coefficient; The black surround peak width on a left side half display frame and right half display frame both sides up and down vertically is: Vs/8.
10. stereoscopic picture plane adaptive display method according to claim 9 is characterized in that: a left side half display frame and right half display frame along continuous straight runs are amplified 2 times, and the black surround peak width remains Vs/8.
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| CN106817533A (en) * | 2015-11-27 | 2017-06-09 | 小米科技有限责任公司 | Image processing method and device |
| TWI715242B (en) * | 2019-10-14 | 2021-01-01 | 宏碁股份有限公司 | Virtual reality device and contorl method thereof |
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| CN1756317A (en) * | 2004-10-01 | 2006-04-05 | 三星电子株式会社 | The equipment of transforming multidimensional video format and method |
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| WO2017020557A1 (en) * | 2015-08-03 | 2017-02-09 | 京东方科技集团股份有限公司 | Virtual reality glasses and display method thereof |
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