CN106375748A - Method and apparatus for splicing three-dimensional virtual reality panoramic view, and electronic device - Google Patents

Abstract

The invention relates to the technical field of virtual reality, and discloses a method and apparatus for splicing a three-dimensional virtual reality panoramic view, and an electronic device. The method comprises the following steps: acquiring a virtual scene model; separately rendering the virtual scene model for multiple times by using left and right virtual cameras according to different shooting postures to separately acquire a left rendering cache graph and a right rendering cache graph; and separately mapping the left rendering cache graph and the right rendering cache graph according to a preset panoramic splicing format to separately acquire a left eye panoramic view and a right eye panoramic view. By adoption of the method and apparatus disclosed by the invention, the splicing efficiency of the panoramic view is improved, the image quality of the spliced panoramic view is better, and the user experience is improved.

Description

Stereoscopic Virtual Reality panoramic view joining method, device and electronic equipment

Technical field

The present invention relates to technical field of virtual reality, more particularly, to stereoscopic Virtual Reality panoramic view joining method, device And electronic equipment.

Background technology

Virtual reality (virtual reality), abbreviation vr technology, it utilizes computer or other intellectual computing device simulation Produce a three-dimensional virtual world, provide user with regard to the simulation of the sense organs such as vision, audition, tactile, allow user as On the spot in person general.Vr shows the experience that can provide very feeling of immersion, is especially suitable for the fields such as game, video display, interaction.With The progress of science and technology, vr is shown on principle and realization rate also gradual perfection, gradually disappears from laboratory scientific research project trend Take market.

The panorama showing to realize vr presents, that is, corresponding with the full visual angle of vr user, in the manufacturing process of vr content In, it usually needs obtain panoramic view.In prior art, generally pass through to shoot or render to obtain multiple views, and this is many Open view to splice to panoramic scene, form panoramic view.

In realizing process of the present invention, inventor find correlation technique there is problems in that prior art will shoot or Render the view obtaining to splice to panoramic scene, there may be overlapped contents due between view, lead to splice efficiency Not high, the image quality of panoramic view is bad, affects Consumer's Experience.

Content of the invention

The present invention provides a kind of stereoscopic Virtual Reality panoramic view joining method, device and electronic equipment, can solve the problem that existing Have in panoramic mosaic mode that to splice inefficient, panoramic view image quality bad, thus affecting the technical problem of Consumer's Experience.

The embodiment of the present invention provides a kind of stereoscopic Virtual Reality panoramic view joining method, comprising:

Obtain virtual scene model；

According to the different attitudes that shoot, described virtual scene model is repeatedly rendered respectively using left and right virtual camera, obtained Obtain left rendering cache figure and right rendering cache figure；

Described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, respectively Obtain left eye panorama sketch and right eye panoramic figure.

Alternatively, described described virtual scene model is carried out respectively according to the different attitudes that shoot using left and right virtual camera Repeatedly render, obtain left rendering cache figure and right rendering cache figure respectively, specifically include:

Described left and right virtual camera is rotated up predetermined angular from horizontal direction, respectively described virtual scene model is entered Row renders, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation Different angles under described virtual scene model is rendered, until rotate a circle；

Described left and right virtual camera is rotated down predetermined angular from horizontal direction, respectively described virtual scene model is entered Row renders, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation Different angles under described virtual scene model is rendered, until rotate a circle；

Respectively the virtual scene model being rendered under described difference angle is saved as left rendering cache figure and the right side renders Caching figure.

Alternatively, described described left rendering cache figure and right rendering cache figure are entered respectively by default panoramic mosaic form Row mapping, obtains left eye panorama sketch and right eye panoramic figure respectively, specifically includes:

Each pixel coordinate in left panorama sketch is projected to each pixel coordinate of left rendering cache in figure, obtain left eye Panorama sketch；

Each pixel coordinate in right panorama sketch is projected to each pixel coordinate of right rendering cache in figure, obtain right eye Panorama sketch.

Alternatively, described left and right virtual camera rotates up predetermined angular from horizontal direction and is rotated down predetermined angular Equal, and rotate up predetermined angular and be rotated down predetermined angular sum between 70 degree and 110 degree；Described with vertical Direction is axle, and the predetermined angular that described left and right virtual camera is rotated successively respectively is equal, described with vertical direction as axle, by institute State the predetermined angular that left and right virtual camera rotates successively respectively between 9 degree and 18 degree.

Alternatively, described default panoramic mosaic form be spherical panorama splicing, described by each picture in left panorama sketch Plain coordinate projection, to each pixel coordinate of left rendering cache in figure, obtains left eye panorama sketch, specifically includes:

Each pixel coordinate of left spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the first spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine that the second sphere of this pixel coordinate is sat Mark；

Described second spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described left rendering cache plane of delineation, obtains the picture of described left spherical panorama in figure Plain coordinate is in the pixel coordinate of left rendering cache in figure, thus obtaining left eye panorama sketch.

Optionally, obtaining the pixel coordinate in left rendering cache in figure for the pixel coordinate of described left spherical panorama in figure Afterwards, methods described also includes:

Row interpolation is entered to each pixel coordinate of the left rendering cache in figure of described acquisition, obtains left eye panorama sketch.

Alternatively, state default panoramic mosaic form for spherical panorama splice, described by each pixel in right panorama sketch Coordinate projection, to each pixel coordinate of right rendering cache in figure, obtains right eye panoramic figure, specifically includes:

Each pixel coordinate of right spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the 3rd spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine that the 4th sphere of this pixel coordinate is sat Mark；

Described 4th spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described right rendering cache plane of delineation, obtains the picture of described right spherical panorama in figure Plain coordinate is in the pixel coordinate of right rendering cache in figure, thus obtaining right eye panoramic figure.

Optionally, obtaining the pixel coordinate in right rendering cache in figure for the pixel coordinate of described right spherical panorama in figure Afterwards, methods described also includes:

Row interpolation is entered to each pixel coordinate of the right rendering cache in figure of described acquisition, obtains right eye panoramic figure.

The embodiment of the present invention additionally provides a kind of stereoscopic Virtual Reality panoramic view splicing apparatus, comprising:

Acquiring unit, for obtaining virtual scene model；

Rendering unit, for being entered respectively to described virtual scene model according to the different attitudes that shoot using left and right virtual camera Row repeatedly renders, and obtains left rendering cache figure and right rendering cache figure respectively；

Map unit, for pressing default panoramic mosaic form respectively by described left rendering cache figure and right rendering cache figure Mapped, obtained left eye panorama sketch and right eye panoramic figure respectively.

Alternatively, described rendering unit, specifically for:

Described left and right virtual camera is rotated up predetermined angular from horizontal direction, respectively described virtual scene model is entered Row renders, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation Different angles under described virtual scene model is rendered, until rotate a circle；

Described left and right virtual camera is rotated down predetermined angular from horizontal direction, respectively described virtual scene model is entered Row renders, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation Different angles under described virtual scene model is rendered, until rotate a circle；

Respectively the virtual scene model being rendered under described difference angle is saved as left rendering cache figure and the right side renders Caching figure.

Alternatively, described map unit, comprising:

Left eye panorama sketch mapping block, for projecting each pixel coordinate in left panorama sketch to left rendering cache in figure Each pixel coordinate, obtain left eye panorama sketch；

Right eye panoramic figure mapping block, for projecting each pixel coordinate in right panorama sketch to right rendering cache in figure Each pixel coordinate, obtain right eye panoramic figure.

Alternatively, described left and right virtual camera rotates up predetermined angular from horizontal direction and is rotated down predetermined angular Equal, and rotate up predetermined angular and be rotated down predetermined angular sum between 70 degree and 110 degree；Described with vertical Direction is axle, and the predetermined angular that described left and right virtual camera is rotated successively respectively is equal, described with vertical direction as axle, by institute State the predetermined angular that left and right virtual camera rotates successively respectively between 9 degree and 18 degree.

Alternatively, described default panoramic mosaic form splices for spherical panorama, described left eye panorama sketch mapping block, tool Body is used for:

Each pixel coordinate of left spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the first spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine that the second sphere of this pixel coordinate is sat Mark；

Described second spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described left rendering cache plane of delineation, obtains the picture of described left spherical panorama in figure Plain coordinate is in the pixel coordinate of left rendering cache in figure, thus obtaining left eye panorama sketch.

Optionally, described left eye panorama sketch mapping block is additionally operable to:

Row interpolation is entered to each pixel coordinate of the left rendering cache in figure of described acquisition, obtains left eye panorama sketch.

Alternatively, described default panoramic mosaic form splices for spherical panorama, described right eye panoramic figure mapping block, tool Body is used for:

Each pixel coordinate of right spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the 3rd spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine that the 4th sphere of this pixel coordinate is sat Mark；

Described 4th spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described right rendering cache plane of delineation, obtains the picture of described right spherical panorama in figure Plain coordinate is in the pixel coordinate of right rendering cache in figure, thus obtaining right eye panoramic figure.

Optionally, described right eye panoramic figure mapping block is additionally operable to:

Row interpolation is entered to each pixel coordinate of the right rendering cache in figure of described acquisition, obtains right eye panoramic figure.

The embodiment of the present invention additionally provides a kind of electronic equipment, comprising:

At least one processor；And

The memorizer being connected with least one processor described；Wherein,

Described memory storage has can be by the instruction repertorie of at least one computing device described, and described instruction repertorie is by institute State at least one computing device, so that at least one processor described is used for:

Obtain virtual scene model；

Described virtual scene model is repeatedly rendered respectively according to the different attitudes that shoot using left and right virtual camera, point Do not obtain left rendering cache figure and right rendering cache figure；

Described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, respectively Obtain left eye panorama sketch and right eye panoramic figure.

The embodiment of the present invention, by obtaining virtual scene model；Shoot attitude pair using left and right virtual camera according to different Described virtual scene model is repeatedly rendered respectively, obtains left rendering cache figure and right rendering cache figure respectively；And will be described Left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, obtain left eye panorama sketch respectively And right eye panoramic figure, improve the splicing efficiency of panoramic view, splice the panorama sketch image quality obtaining preferably, improve user's body Test.

Brief description

In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, will make to required in the embodiment of the present invention below Accompanying drawing is briefly described.It should be evident that drawings described below is only some embodiments of the present invention, for For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings Accompanying drawing.

Fig. 1 is the schematic flow sheet of stereoscopic Virtual Reality panoramic view joining method provided in an embodiment of the present invention；

Fig. 2 is the schematic flow sheet of stereoscopic Virtual Reality spherical panorama view joining method provided in an embodiment of the present invention；

Fig. 3 a is that the episphere of spherical panoramic video splicing provided in an embodiment of the present invention renders schematic diagram；

Fig. 3 b is that the lower semisphere of spherical panorama view splicing provided in an embodiment of the present invention renders schematic diagram；

Fig. 4 a is the left rendering cache figure storage organization schematic diagram of spherical panorama view splicing provided in an embodiment of the present invention；

Fig. 4 b is the right rendering cache figure storage organization schematic diagram of spherical panorama view splicing provided in an embodiment of the present invention；

Fig. 5 a be spherical panorama view provided in an embodiment of the present invention splicing left spherical panoramic image be mapped to a left side render slow Deposit the left rendering cache figure storage organization schematic diagram of figure；

The left spherical panoramic image of Fig. 5 b spherical panorama provided in an embodiment of the present invention view splicing is mapped to left rendering cache The left spherical panoramic image storage organization schematic diagram of figure；

Fig. 6 is embodiment of the present invention stereoscopic Virtual Reality live panoramic view joining method schematic flow sheet；

Fig. 7 is a kind of block schematic illustration of stereoscopic Virtual Reality panoramic view splicing apparatus provided in an embodiment of the present invention；

Fig. 8 is the structural representation that the embodiment of the present invention provides a kind of electronic equipment；

Fig. 9 is interpolation schematic diagram in spherical panorama view splicing in the embodiment of the present invention.

Specific embodiment

In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, not For limiting the present invention.

If it should be noted that not conflicting, each feature in the embodiment of the present invention can be combined with each other, all at this Within bright protection domain.In addition, though having carried out functional module division in schematic device, showing in flow charts and patrolling Volume order, but in some cases, can be with different from the Module Division in device, or shown in the order execution in flow chart The step going out or describing.

The stereoscopic Virtual Reality panoramic view joining method of the embodiment of the present invention, device and electronic equipment can will be arbitrarily true Real image, such as, live video and default virtual scene model are synthesized, and are presented by virtual reality display device； Can apply to live it is also possible to be applied to the fields such as game, video.

Below in conjunction with the accompanying drawings, the embodiment of the present invention is further elaborated.

Fig. 1 is the schematic flow sheet of stereoscopic Virtual Reality panoramic view joining method provided in an embodiment of the present invention, please join Read Fig. 1, the method includes:

101st, obtain virtual scene model.

In embodiments of the present invention, virtual scene model can be showed with a virtual scene square, cinema, True environments such as palace or show some abstract, false virtual environments.Virtual scene is generally by summit, stricture of vagina The data such as reason, material form.

In embodiments of the present invention, can comprise in virtual scene model to synthesize the information having true picture, such as, live In main broadcaster's image, synthesis true picture during, true picture can be placed on one of virtual scene fixed position On.

103rd, according to the different attitudes that shoot, multiple wash with watercolours is carried out respectively to described virtual scene model using left and right virtual camera Dye, obtains left rendering cache figure and right rendering cache figure；

In embodiments of the present invention, human eye can be simulated in order to ensure virtual camera, left and right virtual camera can be set Spacing meets the spacing between human eye, such as, 65mm about, and in render process, left and right virtual camera remains this One rational spacing.

In embodiments of the present invention, left and right virtual camera carries out multiple wash with watercolours according to the different attitudes that shoot to virtual scene model Dye, obtains left rendering cache figure and right rendering cache figure respectively, specifically includes:

Described left and right virtual camera is rotated up predetermined angular from horizontal direction, such as, predetermined angular is 45 degree, by a left side Right virtual camera renders to described virtual scene model respectively, and obtain a left rendering cache figure and right side render slow Deposit figure, and preserve, then, with vertical direction as axle, described left and right virtual camera is rotated successively respectively predetermined angular, such as, Every time 10 degree of rotation, and described virtual scene model is rendered under different angles after rotation successively, such as, often rotate 10 degree, by left and right virtual camera, virtual scene model is rendered respectively, and obtain a left rendering cache figure and a right side Rendering cache figure, until rotate a circle, thus obtaining multiple left rendering cache figures and multiple right rendering cache under different angles Figure, and preserve；

Described left and right virtual camera is rotated down predetermined angular from horizontal direction, such as, predetermined angular is 45 degree, by a left side Right virtual camera renders to described virtual scene model respectively, and with vertical direction as axle, by described left and right virtual camera Rotate predetermined angular successively respectively, such as, every time 10 degree of rotation, and successively under different angles after rotation to described virtual field Scape model is rendered, and such as, often rotates 10 degree, by left and right virtual camera, virtual scene model is rendered respectively, and obtain Obtain a left rendering cache figure and a right rendering cache figure, until rotating a circle, thus multiple obtaining under different angles are left Rendering cache figure and multiple right rendering cache figures, and preserve.

105th, described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, Obtain left eye panorama sketch and right eye panoramic figure respectively.

Wherein, panoramic mosaic form may include the forms such as spherical panorama, cylindrical panoramic or cube cassette panorama, and the present invention is to this Do not limit.

In embodiments of the present invention, in order to obtain left eye panorama sketch and right eye panoramic figure, a just described left side is needed to render slow Deposit figure and right rendering cache figure mapped respectively by default panoramic mosaic form, wherein, mapping process specifically includes:

Each pixel coordinate in left panorama sketch is projected to each pixel coordinate of left rendering cache in figure, obtain left eye Panorama sketch；

Each pixel coordinate in right panorama sketch is projected to each pixel coordinate of right rendering cache in figure, obtain right eye Panorama sketch.

In embodiments of the present invention, being unique in that here, when carrying out mapping and obtaining right and left eyes panorama sketch, be by The pixel coordinate of panorama sketch is mapped to the pixel coordinate of rendering cache figure, rather than rendering cache figure is mapped to panorama sketch.Need Lap is there may be between multiple render views of panoramic mosaic to be carried out, if render view is mapped in panorama sketch, Lap will repeating mapping, the splicing efficiency of impact panorama sketch and image quality.And this mapping mode of the embodiment of the present invention, The pixel coordinate of panorama sketch is mapped to the pixel coordinate of rendering cache figure, the lap existing between multiple render views is not Splicing efficiency and the image quality of panorama sketch can be improve by repeating mapping.

In embodiments of the present invention, described each pixel coordinate in left panorama sketch is projected to left rendering cache in figure Each pixel coordinate, obtains left eye panorama sketch, specifically includes:

Each pixel coordinate in left panorama sketch is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the first coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine the second coordinate of this pixel coordinate；

By described second coordinate projection to preset plane, obtain projection coordinate；

Described projection coordinate is amplified to the described left rendering cache plane of delineation, the pixel obtaining in described left panorama sketch is sat It is marked on the pixel coordinate of left rendering cache in figure, thus obtaining left eye panorama sketch.

And the pixel coordinate in left panorama sketch is frequently not an integer in the pixel coordinate of left rendering cache in figure, is one Individual floating point values, so that the image quality of the left spherical panoramic image finally obtaining is preferably, can be to the left rendering cache figure of described acquisition In each pixel coordinate enter row interpolation, obtain left eye panorama sketch.

In embodiments of the present invention, described each pixel coordinate in right panorama sketch is projected to right rendering cache in figure Each pixel coordinate, obtains right eye panoramic figure, specifically includes:

Each pixel coordinate in right panorama sketch is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the 3rd coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine the 4-coordinate of this pixel coordinate；

Described 4-coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described left rendering cache plane of delineation, the pixel obtaining in described left panorama sketch is sat It is marked on the pixel coordinate of right rendering cache in figure, thus obtaining right eye panoramic figure.

And the pixel coordinate in left panorama sketch is frequently not an integer in the pixel coordinate of left rendering cache in figure, is one Individual floating point values, so that the image quality of the right spherical panoramic image finally obtaining is preferably, can be to the right rendering cache figure of described acquisition In each pixel coordinate enter row interpolation, obtain right eye panoramic figure.

In embodiments of the present invention, by obtaining virtual scene model；Shoot appearance using left and right virtual camera according to different State is repeatedly rendered respectively to described virtual scene model, obtains left rendering cache figure and right rendering cache figure respectively；And will Described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, obtain left eye respectively complete Scape figure and right eye panoramic figure, improve the splicing efficiency of panoramic view, splice the panorama sketch image quality obtaining preferably, improve user Experience.

In embodiments of the present invention, stereoscopic full views generally have three kinds of forms, comprising: spherical panorama, cylindrical panoramic, cube cassette Panorama, three kinds of forms do not have essential distinction, below, the embodiment of the present invention are further elaborated taking spherical panorama as a example.

Fig. 2 is the schematic flow sheet of stereoscopic Virtual Reality spherical panorama view joining method provided in an embodiment of the present invention, Refer to Fig. 2, the method includes:

201st, obtain virtual scene model.

In embodiments of the present invention, can comprise to synthesize the information having true picture in the virtual scene model of acquisition, than As, live in main broadcaster's image, during synthesis true picture, true picture can be placed on one of virtual scene solid Positioning is put.

203rd, upper and lower hemispheres are divided to described virtual scene model respectively using left and right virtual camera according to the different attitudes that shoot Repeatedly rendered, obtained left rendering cache figure and right rendering cache figure respectively.

In embodiments of the present invention, in order to allow three-dimensional sphere have stereopsises effect, left and right virtual camera seat in the plane is necessary Remain rational spacing d, this spacing d certainly 65mm in the middle of true environment, meet the left and right of human eye Spacing, but it is subject to the different scale of model in rendering contexts, can be amplified accordingly, be reduced.

In embodiments of the present invention, the shooting attitude of virtual camera, i.e. the direction of left and right virtual camera.Divide upper and lower hemispheres When being rendered, such as Fig. 3 a, shown in 3b, first from the beginning of episphere, l00 and r00 is a pair about virtual camera, between them Seat in the plane spacing be exactly spacing d just now said, l00 and r00 towards being all to rotate up φ degree angle from horizontal direction, so The direction of l00 with r00 is parallel, is rendered with this pair about virtual camera, and preserves post-processing object.Next, will L00 reaches l01 with the vertical direction in the center of circle for axle rotation θ degree angle, and r00 reaches r01 with the vertical direction in the center of circle for axle rotation θ, Obtain new left and right virtual camera pair, and render scenes, preserve post-processing object.By that analogy, until having rendered one week.Then from Lower semisphere starts to render, and renders that flow process is similar with episphere, and simply the direction of l10 and r10 is to be rotated down φ degree angle, then L11 and r11 remains l10 and r10 and rotates θ degree angle with the vertical direction in the center of circle for axle, and preserves each rendering result, Form left rendering cache figure and right rendering cache figure, such as Fig. 4 a, shown in 4b.

In embodiments of the present invention, φ=45 ° can be set, then fov=90 ° of the vertical field of view angle of left and right virtual camera, Institute so can be covered angled, sometimes in order to preferably process pole problem, can by φ arrange bigger a bit, to solve The problem on deformation of limit.Meanwhile, θ angle is due to producing horizontal direction n etc. point, such as carrying out 20 deciles when rotating a circle If, θ=360/20, that is, 18 °, the more little then image in θ angle can be true, fine and smooth, but can increase render time, thus typically comprehensive If considering real-time rendering, n=20～40, decile space can be selected, then θ is exactly 18 ° to 9 °.

205th, each pixel coordinate of left spherical panorama in figure is projected each pixel coordinate to left rendering cache in figure, Obtain left eye panorama sketch.

In embodiments of the present invention, first by the pixel coordinate x of left spherical panorama in figure, y changes into longitude and latitude angle value α, β, α are horizontally oriented longitude, scope [0,360], and β is vertically oriented latitude, scope [- 90,90].By longitude and latitudeCan position A point on sphere, its spherical coordinate is exactlyBecause virtual camera rotation when can upwards, be rotated down Degree (i.e. from horizontal direction upwards, be rotated down angle φ), so spherical coordinate needs to do corresponding rotation, obtains new ball Areal coordinateThen by the coordinate projection on sphere to x=1 plane, just obtain projection coordinateThen need Projection coordinate is amplified on the plane of delineation, the view frustums of virtual camera in the wide height of x=1 plane are respectivelySo throwing Shadow coordinate is multiplied by the wide high of image again divided by view frustums width height, just obtains the pixel coordinate of imageIn mapping process, permissible Carried out in the way of upper and lower hemispheres respectively, such as Fig. 5 a, 5b show the example that left spherical panoramic image is mapped to left rendering cache figure Figure, wherein, the process of mapping is that the oblique line portion of left spherical panorama in figure is mapped to the oblique line portion of left rendering cache figure.With The l00 behavior example of episphere, specific mapping point is as follows:

$\left[\begin{array}{c}\mathrm{\α}\\ \mathrm{\β}\end{array}\right]=\left[\begin{array}{c}2\mathrm{\π}\frac{x+0.5-w^{\′}/2}{w}\\ \mathrm{\π}\frac{y+0.5-h^{\′}/2}{h}\end{array}\right]$

$\left[\begin{array}{c}{s}_x\\ s_y\\ s_z\end{array}\right]=\left[\begin{array}{c}cos\mathrm{\β}\·\cos \mathrm{\α}\\ sin\mathrm{\β}\\ cos\mathrm{\β}\·\sin \mathrm{\α}\end{array}\right]$

$\left[\begin{array}{c}{r}_x\\ r_y\\ r_z\end{array}\right]=\left[\begin{array}{ccc}cos\frac{v}{2}& -sin\frac{v}{2}& 0\\ sin\frac{v}{2}& \cos \frac{v}{2}& 0\\ 0& 0& 1\end{array}\right].\left[\begin{array}{c}{s}_x\\ s_y\\ s_z\end{array}\right]$

$\left[\begin{array}{c}{p}_x\\ p_y\end{array}\right]=\left[\begin{array}{c}tan\frac{\mathrm{\θ}}{2}/cos\frac{v}{2}\\ sin\frac{v}{2}/cos\frac{v}{2}\end{array}\right]$

$\left[\begin{array}{c}{c}_x\\ c_y\end{array}\right]=\left[\begin{array}{c}\left(\frac{0.5r_z}{r_x\·p_x}+0.5\right)w^{\′\′}-0.5\\ \left(\frac{0.5r_y}{r_x\·p_y}+1.5\right)h^{\′\′}-0.5\end{array}\right]$

Wherein:

X, y refer to the pixel coordinate of left spherical panorama in figure；

The resolution width that w, h refer to left spherical panoramic image is high；

The resolution width that w ', h ' refer to left spherical panorama each sub-box of in figure is high,

V refers to the fov of camera when rendering every time, usual fov=70 °～110 °；

θ refers to the increment rotation in the horizontal direction with vertical direction for axle of each camera, generally

Each sub-box resolution width that w ", h " refers to left rendering cache in figure is high；

c_x,c_yRefer to project to the pixel coordinate of left rendering cache in figure；

After the mapping completing episphere, the mapping process of lower semisphere is substantially similar, and simply following two coordinates exist not With:

$\left[\begin{array}{c}{r}_x\\ r_y\\ r_z\end{array}\right]=\left[\begin{array}{ccc}cos\frac{v}{2}& sin\frac{v}{2}& 0\\ -sin\frac{v}{2}& cos\frac{v}{2}& 0\\ 0& 0& 1\end{array}\right].\left[\begin{array}{c}{s}_x\\ s_y\\ s_z\end{array}\right]$

$\left[\begin{array}{c}{c}_x\\ c_y\end{array}\right]=\left[\begin{array}{c}\left(\frac{0.5r_z}{r_x\·p_x}+0.5\right)w^{\′\′}-0.5\\ \left(\frac{0.5r_y}{r_x\·p_y}+1.5\right)h^{\′\′}-0.5\end{array}\right]$

In embodiments of the present invention, due to c_x,c_yValue be frequently not an integer, be a floating point values, so that The image quality of rear left spherical panoramic image preferably, may be according to c_x,c_yCoordinate figure, can carry out interpolation processing, taking linear interpolation as a example, As shown in Figure 9:

I (x, y)=[i ' (e_x,e_y)(1-f_y)+i′(e_x,e_y+1)f_y](1-f_x)

+[i′(e_x+1,e_y)(1-f_y)+i′(e_x+1,e_y+1)f_y]f_x

Wherein: e_x,e_yIt is less than c_x,c_yInteger；

Fx and fy is respectively (e_x,e_y) and (c_x,c_y) between horizontal range and vertical dimension；

I () refers to left spherical panoramic image；

I ' () refers to left rendering cache figure.

After completing to carry out interpolation processing to each pixel coordinate, you can obtain left eye panorama sketch.

207th, each pixel coordinate of spherical panorama in figure projects to each pixel coordinate of right rendering cache in figure, obtains Right eye panoramic figure.

In embodiments of the present invention, the mapping process of right eye panoramic figure and the basic class of process obtaining left eye panorama sketch are obtained Seemingly, the object simply mapping is different, is each pixel coordinate of right spherical panorama in figure and each picture of right rendering cache figure Plain coordinate, here is omitted.

In embodiments of the present invention, by obtaining virtual scene model；Shoot appearance using left and right virtual camera according to different State is repeatedly rendered respectively to described virtual scene model, obtains left rendering cache figure and right rendering cache figure respectively；And will Described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, obtain left eye respectively complete Scape figure and right eye panoramic figure, the pixel coordinate of spherical panoramic image are projected to the pixel coordinate of rendering cache figure meanwhile, it is to avoid Rendering cache in figure, due to repeatedly rendering the impact to panorama sketch image quality for the lap causing, improves the splicing of panoramic view The panorama sketch image quality that efficiency, splicing obtain preferably, improves Consumer's Experience.

It is understood that the present invention is directed stereoscopic full views splicing view, that is, respectively obtaining left eye panorama sketch and the right side Eye panorama sketch, but, the invention is not restricted to this, be equally applicable in the panorama sketch making of common non-cubic vr, that is, splice one Zhang Quanjing figure, it is not necessary to splicing left eye panorama sketch and right eye panoramic figure two Zhang Quanjing figure, carries out vr using this Zhang Quanjing figure and shows Show.The joining method of this Zhang Quanjing figure is referring to left eye panorama sketch in three-dimensional vr panorama sketch or the arbitrary panorama sketch of right eye panoramic in figure Joining method, repeat no more here.

Stereoscopic Virtual Reality spherical panorama view joining method provided in an embodiment of the present invention can apply to different fields Scape, such as, video display, game or live field, taking live field as a example the embodiment of the present invention is further elaborated below.

Fig. 6 is embodiment of the present invention stereoscopic Virtual Reality live panoramic view joining method schematic flow sheet；As Fig. 6 institute Show, the method comprising the steps of:

601st, obtain main broadcaster's image information of at least two different visual angles.

In the present embodiment, described visual angle refer to human eye watch main broadcaster angle, include people left eye viewing angle with The viewing angle of right eye；Described main broadcaster can refer to the host of responsible programme televised live；Described main broadcaster's image information includes this master The image information of the background environment at the portrait broadcast and main broadcaster, in the present embodiment, the background environment at main broadcaster is The background environment of actual photographed is removed in subsequent treatment by green curtain or blue curtain with facilitating, and by main broadcaster's figure information with virtual Model of place carries out synthesis and renders.

In the present embodiment, image capture device can be passed through, such as video camera, Real-time Collection main broadcaster's image information.Adopting During collection main broadcaster's image information, in order to obtain the stereo image information of main broadcaster, the photographic head using simulation eyes is shot, and defeated Go out the view of two different visual angles in left and right.Wherein, this photographic head can be the video camera of multichannel independence or 1 integrated Stereo camera.Due to the restriction of some physics, when arranging the different visual angles of photographic head, it is possible to use parallel views or friendship Fork visual angle.The configuration of both visual angles can produce stereoscopic visual effect, difference be parallel views finally when display, Needing to carry out translation adjustment about some, parallax free face being adjusted to one reasonably apart from upper (parallax focal length), if do not entered The translation adjustment of row left and right, can produce a kind of stereoeffect of parallax free face infinity.In the present embodiment, configured with cross-view As a example.

603rd, the main broadcaster's image information according to described at least two different visual angles and the virtual scene model pre-building, will Described main broadcaster's image is blended into virtual scene model.

In the present embodiment, the virtual scene model pre-building refer to be pre-build according to live main contents with Corresponding virtual scene model, this virtual scene model is the virtual environment at main broadcaster, could be for show square, True environments such as cinema, palace or for showing some abstract, false virtual environments.This virtual environment Can be built by the data such as summit, texture, material.In certain embodiments, in order to coordinate live content, can also render During predetermined special effect processing is carried out to virtual scene, such as: live content is relevant with terrible, needs to build a kind of nervous Terrified atmosphere, then can increase the specially good effects such as some wind and rain thunders and lightnings, to strengthen visual experience in virtual scene.

In the present embodiment, the main broadcaster's image information according to described at least two different visual angles and the virtual field pre-building Scape model, described main broadcaster's image is blended into virtual scene model, specifically includes:

First, remove in main broadcaster's image information of described at least two different visual angles main broadcaster respectively behind as algorithm using scratching Blueness or green background.Described scratching as algorithm can be that chroma key is scratched as method, and this algorithm is by finding those uniform saturations Spend higher blueness or green background color region, and the transparent value in these background color regions is set to minima, and people As color region then keeps primitive color, thus significantly distinguishing portrait area and background area in described main broadcaster's image information Domain.After processing through described stingy picture, two views in left and right can be obtained.

Further, the viewing experience live in order to lift stereoscopic Virtual Reality, can also carry out U.S. to the portrait of main broadcaster Change, such as: whitening beautification is carried out to portrait by the brightness value that gamma, log function etc. increases image；Existed by filtering algorithm Do the Filtering Processing with protecting side property near currently processed location of pixels portrait to be carried out grind the effect that skin beautifies, institute to reach State filtering algorithm to include but is not limited to: bilateral filtering, Steerable filter, mean square deviation filtering and beep filtering etc..

The mutual alignment placed due to the left and right view of main broadcaster and its distance with virtual camera, can affect last solid Parallax effect.The parallax of the real scene shooting image of main broadcaster is determined by video camera seat in the plane when gathering, spacing, parallax focal length etc.；And it is virtual The parallax of scene image is subject to the seat in the plane of virtual camera, spacing, parallax focus controlling.This two classes image will when virtual-real synthesis Want to keep rationally, needing to do some adjustment and controlling.Therefore, in the present embodiment, can regard in the left view to main broadcaster and the right side Before figure carries out synthesis process with the virtual scene model pre-building, first left view and right view are carried out at parallax adjustment Reason.

Subsequently, the left view according to the described main broadcaster after the adjustment of above-mentioned parallax and right view are virtual with pre-build Model of place, carries out described main broadcaster and the synthesis of described virtual scene is processed, and generates the virtual scene model comprising main broadcaster's image.

In the present embodiment, the left view of main broadcaster and right view can be transferred in rendering contexts in texture mode respectively, Carry out the process of virtual-real synthesis through left virtual camera and right virtual camera.The process of this synthesis specifically includes: by the left side of main broadcaster View and right view are positioned over the precalculated position in described virtual scene model；The distance of described precalculated position and virtual camera is protected Hold near parallax focal length, all kept with the parallax free face of left and right view and the parallax free face of virtual scene model keeping main broadcaster On parallax focal length.If shooting using the configuration of cross-view seat in the plane during main broadcaster, the left and right view of main broadcaster is overlappingly placed on virtual On one of model of place fixed position, if shooting during main broadcaster using the configuration of parallel views seat in the plane, the left and right view of main broadcaster Position need left and right translation a bit, be maintained on parallax focal length with the left and right view parallax free face keeping main broadcaster.Due to right Main broadcaster's image information carries out scratching as the transparent value of non-portrait area being set to minima when process, so, rendering When synthesis in environment, these non-portrait regional natures can be substituted by the color in virtual scene below, reaches void The effect of real synthesis.

605th, obtain virtual scene model.

In embodiments of the present invention, comprise main broadcaster's image information in the virtual scene model of acquisition.

607th, upper and lower hemispheres are divided to described virtual scene model respectively using left and right virtual camera according to the different attitudes that shoot Repeatedly rendered, obtained left rendering cache figure and right rendering cache figure respectively.

609th, each pixel coordinate of left spherical panorama in figure is projected each pixel coordinate to left rendering cache in figure, Obtain left eye panorama sketch.

611st, each pixel coordinate of right spherical panorama in figure is projected each pixel coordinate to right rendering cache in figure, Obtain right eye panoramic figure.

Above-mentioned steps 607,609,611 respectively with above-described embodiment in step 203,205,207 adopt identical technology Means, therefore, the specific embodiment here of above steps just repeats no more.

The live panoramic view joining method of stereoscopic Virtual Reality provided in an embodiment of the present invention, due in virtual scene model Include the true picture of main broadcaster so that panorama is live shows more true, abundant visual experience, produce and have more vision punching The sound hitting draws effect, and meanwhile, main broadcaster's picture is more three-dimensional, improves Consumer's Experience further.

Fig. 7 is a kind of block schematic illustration of stereoscopic Virtual Reality panoramic view splicing apparatus provided in an embodiment of the present invention, Refer to Fig. 7, this device 7 includes:

Acquiring unit 71, for obtaining virtual scene model；

Rendering unit 73, for shooting attitude to described virtual scene model respectively using left and right virtual camera according to different Repeatedly rendered, obtained left rendering cache figure and right rendering cache figure respectively；

Map unit 75, for being divided described left rendering cache figure and right rendering cache figure by default panoramic mosaic form Do not mapped, obtained left eye panorama sketch and right eye panoramic figure respectively.

In the present embodiment, rendering unit 73 specifically for:

Described left and right virtual camera is rotated up predetermined angular from horizontal direction, respectively described virtual scene model is entered Row renders, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation Different angles under described virtual scene model is rendered, until rotate a circle；

Described left and right virtual camera is rotated down predetermined angular from horizontal direction, respectively described virtual scene model is entered Row renders, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation Different angles under described virtual scene model is rendered, until rotate a circle；

Respectively the virtual scene model being rendered under described difference angle is saved as left rendering cache figure and the right side renders Caching figure.

In the present embodiment, described map unit 75, comprising:

Left eye panorama sketch mapping block 751, for projecting each pixel coordinate in left panorama sketch to left rendering cache Each pixel coordinate of in figure, obtains left eye panorama sketch；

Right eye panoramic figure mapping block 753, for projecting each pixel coordinate in right panorama sketch to right rendering cache Each pixel coordinate of in figure, obtains right eye panoramic figure.

Wherein, when panoramic mosaic form splices for spherical panorama, described left eye panorama sketch mapping block 751, concrete use In:

Each pixel coordinate of left spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the first spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine that the second sphere of this pixel coordinate is sat Mark；

Described second spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described left rendering cache plane of delineation, obtains the picture of described left spherical panorama in figure Plain coordinate is in the pixel coordinate of left rendering cache in figure, thus obtaining left eye panorama sketch

Optionally, described left eye panorama sketch mapping block 751 is additionally operable to:

Row interpolation is entered to each pixel coordinate of the left rendering cache in figure of described acquisition, obtains left eye panorama sketch.

When panoramic mosaic form splices for spherical panorama, described right eye panoramic figure mapping block 753, specifically for:

Each pixel coordinate of right spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the 3rd spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine that the 4th sphere of this pixel coordinate is sat Mark；

Described 4th spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described right rendering cache plane of delineation, obtains the picture of described right spherical panorama in figure Plain coordinate is in the pixel coordinate of right rendering cache in figure, thus obtaining right eye panoramic figure.

Optionally, described right eye panoramic figure mapping block 753 is additionally operable to:

Row interpolation is entered to each pixel coordinate of the right rendering cache in figure of described acquisition, obtains right eye panoramic figure.

In the present embodiment, first pass through acquiring unit 71 and obtain virtual scene model.Then utilized by rendering unit 73 Virtual camera carries out repeatedly rendering, to obtain left rendering cache figure and the right side under different shooting attitudes to described virtual scene model Rendering cache figure, wherein, different shoot attitudes and include left and right virtual camera rotate up predetermined angular from horizontal direction, then with Vertical direction is axle, and described left and right virtual camera is rotated predetermined angular successively respectively, until rotating a circle, and, left and right is empty Intend camera and be rotated down predetermined angular from horizontal direction, then with vertical direction as axle, described left and right virtual camera is divided successively Not Xuan Zhuan predetermined angular, until rotate a circle.In this manner it is achieved that to virtual scene model under the rotation different angles of two weeks Repeatedly rendered, and preserved rendering result, as left rendering cache figure and the right rendering cache figure of left and right virtual camera respectively. After obtaining left rendering cache figure and right rendering cache figure, can be incited somebody to action by the left eye panorama sketch mapping block 751 in map unit 75 Each pixel coordinate in left panorama sketch projects to each pixel coordinate of left rendering cache in figure, obtains left eye panorama sketch, with When, by the right eye panoramic figure mapping block 753 in map unit 75, each pixel coordinate in right panorama sketch is projected to right wash with watercolours Each pixel coordinate of dye caching in figure, obtains right eye panoramic figure.

It should be noted that because the device embodiment of the embodiment of the present invention is based on identical invention structure with embodiment of the method Think, the technology contents in embodiment of the method are equally applicable to device embodiment, therefore, with embodiment of the method phase in device embodiment Same technology contents will not be described here.

In embodiments of the present invention, by obtaining virtual scene model；Shoot appearance using left and right virtual camera according to different State is repeatedly rendered respectively to described virtual scene model, obtains left rendering cache figure and right rendering cache figure respectively；And will Described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, obtain left eye respectively complete Scape figure and right eye panoramic figure, the pixel coordinate of spherical panoramic image are projected to the pixel coordinate of rendering cache figure meanwhile, it is to avoid Rendering cache in figure, due to repeatedly rendering the impact to panorama sketch image quality for the lap causing, improves the splicing of panoramic view The panorama sketch image quality that efficiency, splicing obtain preferably, improves Consumer's Experience.

Fig. 8 is the structural representation that the embodiment of the present invention provides a kind of electronic equipment.As shown in figure 8, this electronic equipment 8 wraps Include one or more processors 81 and memorizer 82.Wherein, in Fig. 8 taking a processor 81 as a example.

Processor 81 and memorizer 82 can be connected by bus or other modes, to be connected as by bus in Fig. 8 Example.

Memorizer 82, as a kind of non-volatile computer readable storage medium storing program for executing, can be used for storing non-volatile software journey Stereoscopic Virtual Reality panoramic view in sequence, non-volatile computer executable program and module, the such as embodiment of the present invention is spelled Corresponding programmed instruction/the module of the method that connects (for example, the modules shown in Fig. 7).Processor 81 is stored in storage by operation Non-volatile software program in device 82, instruction and module, thus execute stereoscopic Virtual Reality panoramic view splicing apparatus Various function application and data processing, that is, realize said method embodiment stereoscopic Virtual Reality panoramic view joining method and The function of the modules of said apparatus embodiment.

Memorizer 82 can include high-speed random access memory, can also include nonvolatile memory, for example, at least One disk memory, flush memory device or other non-volatile solid state memory parts.In certain embodiments, memorizer 82 Optional include the memorizer remotely located with respect to processor 81, these remote memories can by network connection to processor 81.The example of above-mentioned network includes but is not limited to the Internet, intranet, LAN, mobile radio communication and combinations thereof.

Described program instruction/module stores in described memorizer 82, when being held by one or more of processors 81 During row, execute the stereoscopic Virtual Reality panoramic view joining method in above-mentioned any means embodiment, for example, execute above description Each step shown in Fig. 1, Fig. 2 and Fig. 6；Also can achieve the modules described in Fig. 7.

The electronic equipment 8 of the embodiment of the present invention can exist in a variety of forms, is executing Fig. 1, Fig. 2 and Fig. 6 described above Each shown step；When also can achieve the modules described in Fig. 7, above-mentioned electronic equipment 8 includes but is not limited to:

(1) mobile communication equipment: the feature of this kind equipment is that possess mobile communication function, and to provide speech, data Communicate as main target.This Terminal Type includes: smart mobile phone (such as iphone), multimedia handset, feature mobile phone, and low End mobile phone etc..

(2) super mobile personal computer equipment: this kind equipment belongs to the category of personal computer, has calculating and processes work( Can, typically also possess mobile Internet access characteristic.This Terminal Type includes: pda, mid and umpc equipment etc., such as ipad.

(3) portable entertainment device: this kind equipment can show and play video content, typically also possesses mobile Internet access special Property.This kind equipment includes: video player, handheld device, and intelligent toy and portable car-mounted navigator.

(4) server: provide the equipment of the service of calculating, it is total that the composition of server includes processor, hard disk, internal memory, system Line etc., server is similar with general computer architecture, but due to needing to provide highly reliable service, is therefore processing energy The aspects such as power, stability, reliability, safety, extensibility, manageability require higher.

(5) electronic equipment that other have video playback capability or connect internet function.

The embodiment of the present invention additionally provides a kind of nonvolatile computer storage media, described computer-readable storage medium storage There are computer executable instructions, this computer executable instructions is executed by one or more processors, for example one of Fig. 8 place Reason device 81, can make said one or multiple processor can perform the stereoscopic Virtual Reality panorama in above-mentioned any means embodiment View joining method, for example, executes the stereoscopic Virtual Reality panoramic view joining method in above-mentioned any means embodiment, example As executed each step shown in Fig. 1, Fig. 2 and Fig. 6 described above；Also can achieve the modules described in Fig. 7.

Device described above or apparatus embodiments are only schematically, wherein said illustrate as separating component Unit module can be or may not be physically separate, as the part that modular unit shows can be or also may be used Not to be physical location, you can with positioned at a place, or can also be distributed on multiple mixed-media network modules mixed-media units.Can basis Actual need to select the purpose to realize this embodiment scheme for some or all of module therein.

Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can Mode by software plus general hardware platform to be realized naturally it is also possible to pass through hardware.Based on such understanding, above-mentioned technology What scheme substantially contributed to correlation technique in other words partly can be embodied in the form of software product, this computer Software product can store in a computer-readable storage medium, such as rom/ram, magnetic disc, CD etc., including some instructions in order to Make a computer equipment (can be personal computer, server, or network equipment etc.) execute each embodiment or Some partly described methods of embodiment.

Finally it is noted that above example, only in order to technical scheme to be described, is not intended to limit；At this Under the thinking of invention, can also be combined between the technical characteristic in above example or different embodiment, step is permissible Realized with random order, and there are many other changes of the different aspect of the present invention as above, in order to simple and clear, they do not have Have and provide in details；Although being described in detail to the present invention with reference to the foregoing embodiments, the ordinary skill people of this area Member it is understood that it still can be modified to the technical scheme described in foregoing embodiments, or to wherein part skill Art feature carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from each reality of the application Apply the scope of a technical scheme.

Claims (17)

1. a kind of stereoscopic Virtual Reality panoramic view joining method is it is characterised in that include:

Obtain virtual scene model；

According to the different attitudes that shoot, described virtual scene model is repeatedly rendered respectively using left and right virtual camera, obtained left Rendering cache figure and right rendering cache figure；

Described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, is obtained respectively Left eye panorama sketch and right eye panoramic figure.

2. claim requires the method described in 1 it is characterised in that described utilization left and right virtual camera shoots attitude according to different Described virtual scene model is repeatedly rendered respectively, is obtained left rendering cache figure and right rendering cache figure respectively, concrete bag Include:

Described left and right virtual camera is rotated up predetermined angular from horizontal direction, respectively wash with watercolours is carried out to described virtual scene model Dye, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation not With under angle, described virtual scene model is rendered, until rotating a circle；

Described left and right virtual camera is rotated down predetermined angular from horizontal direction, respectively wash with watercolours is carried out to described virtual scene model Dye, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation not With under angle, described virtual scene model is rendered, until rotating a circle；

Respectively the virtual scene model being rendered under described difference angle is saved as left rendering cache figure and right rendering cache Figure.

3. claim require 1 or 2 described in method it is characterised in that described described left rendering cache figure and the right side are rendered slow Deposit figure to be mapped respectively by default panoramic mosaic form, obtain left eye panorama sketch and right eye panoramic figure respectively, specifically include:

Each pixel coordinate in left panorama sketch is projected to each pixel coordinate of left rendering cache in figure, obtain left eye panorama Figure；

Each pixel coordinate in right panorama sketch is projected to each pixel coordinate of right rendering cache in figure, obtain right eye panoramic Figure.

4. method according to claim 3 it is characterised in that

Described left and right virtual camera rotates up predetermined angular from horizontal direction and to be rotated down predetermined angular equal, and upwards Rotate predetermined angular and be rotated down predetermined angular sum between 70 degree and 110 degree；

It is described that with vertical direction as axle, the predetermined angular rotating described left and right virtual camera successively respectively is equal, described with hang down Nogata is to the predetermined angular rotating described left and right virtual camera successively respectively for axle between 9 degree and 18 degree.

5. the method according to claim 3 or 4 it is characterised in that

Described default panoramic mosaic form splices for spherical panorama；

Described each pixel coordinate in left panorama sketch is projected to each pixel coordinate of left rendering cache in figure, obtain left eye Panorama sketch, specifically includes:

Each pixel coordinate of left spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the first spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine the second spherical coordinate of this pixel coordinate；

Described second spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described left rendering cache plane of delineation, the pixel obtaining described left spherical panorama in figure is sat It is marked on the pixel coordinate of left rendering cache in figure, thus obtaining left eye panorama sketch.

6. method according to claim 5 is it is characterised in that exist in the pixel coordinate obtaining described left spherical panorama in figure After the pixel coordinate of left rendering cache in figure, methods described also includes:

Row interpolation is entered to each pixel coordinate of the left rendering cache in figure of described acquisition, obtains left eye panorama sketch.

7. the method according to claim 3 or 4 is it is characterised in that described default panoramic mosaic form is spherical panorama Splicing, described each pixel coordinate in right panorama sketch is projected to each pixel coordinate of right rendering cache in figure, obtain right Eye panorama sketch, specifically includes:

Each pixel coordinate of right spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the 3rd spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine the 4th spherical coordinate of this pixel coordinate；

Described 4th spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described right rendering cache plane of delineation, the pixel obtaining described right spherical panorama in figure is sat It is marked on the pixel coordinate of right rendering cache in figure, thus obtaining right eye panoramic figure.

8. method according to claim 7 is it is characterised in that exist in the pixel coordinate obtaining described right spherical panorama in figure After the pixel coordinate of right rendering cache in figure, methods described also includes:

Row interpolation is entered to each pixel coordinate of the right rendering cache in figure of described acquisition, obtains right eye panoramic figure.

9. a kind of stereoscopic Virtual Reality panoramic view splicing apparatus is it is characterised in that include:

Acquiring unit, for obtaining virtual scene model；

Rendering unit is many for being carried out respectively to described virtual scene model according to different shooting attitudes using left and right virtual camera Secondary render, obtain left rendering cache figure and right rendering cache figure respectively；

Map unit, for being carried out described left rendering cache figure and right rendering cache figure respectively by default panoramic mosaic form Mapping, obtains left eye panorama sketch and right eye panoramic figure respectively.

10. claim requires the device described in 9 it is characterised in that described rendering unit, specifically for:

Described left and right virtual camera is rotated up predetermined angular from horizontal direction, respectively wash with watercolours is carried out to described virtual scene model Dye, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation not With under angle, described virtual scene model is rendered, until rotating a circle；

Described left and right virtual camera is rotated down predetermined angular from horizontal direction, respectively wash with watercolours is carried out to described virtual scene model Dye, and with vertical direction as axle, described left and right virtual camera is rotated predetermined angular successively respectively, and successively after rotation not With under angle, described virtual scene model is rendered, until rotating a circle；

Respectively the virtual scene model being rendered under described difference angle is saved as left rendering cache figure and right rendering cache Figure.

11. claim require the device described in 9 or 10 it is characterised in that described map unit, comprising:

Left eye panorama sketch mapping block, every to left rendering cache in figure for projecting each pixel coordinate in left panorama sketch Individual pixel coordinate, obtains left eye panorama sketch；

Right eye panoramic figure mapping block, every to right rendering cache in figure for projecting each pixel coordinate in right panorama sketch Individual pixel coordinate, obtains right eye panoramic figure.

12. devices according to claim 11 it is characterised in that

Described left and right virtual camera rotates up predetermined angular from horizontal direction and to be rotated down predetermined angular equal, and upwards Rotate predetermined angular and be rotated down predetermined angular sum between 70 degree and 110 degree；

It is described that with vertical direction as axle, the predetermined angular rotating described left and right virtual camera successively respectively is equal, described with hang down Nogata is to the predetermined angular rotating described left and right virtual camera successively respectively for axle between 9 degree and 18 degree.

13. devices according to claim 11 or 12 it is characterised in that

Described default panoramic mosaic form splices for spherical panorama；

Described left eye panorama sketch mapping block, specifically for:

Each pixel coordinate of left spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the first spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine the second spherical coordinate of this pixel coordinate；

Described second spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described left rendering cache plane of delineation, the pixel obtaining described left spherical panorama in figure is sat It is marked on the pixel coordinate of left rendering cache in figure, thus obtaining left eye panorama sketch.

14. devices according to claim 13 are it is characterised in that described left eye panorama sketch mapping block is additionally operable to:

Row interpolation is entered to each pixel coordinate of the left rendering cache in figure of described acquisition, obtains left eye panorama sketch.

15. devices according to claim 11 or 12 are it is characterised in that described default panoramic mosaic form is that sphere is complete Scape splices；

Described right eye panoramic figure mapping block, specifically for:

Each pixel coordinate of right spherical panorama in figure is respectively converted into longitude and latitude angle；

According to described longitude and latitude angle, determine the 3rd spherical coordinate of this pixel coordinate；

According to described left and right virtual camera from the anglec of rotation of horizontal direction, determine the 4th spherical coordinate of this pixel coordinate；

Described 4th spherical coordinate is projected to preset plane, obtains projection coordinate；

Described projection coordinate is amplified to the described right rendering cache plane of delineation, the pixel obtaining described right spherical panorama in figure is sat It is marked on the pixel coordinate of right rendering cache in figure, thus obtaining right eye panoramic figure.

16. devices according to claim 15 are it is characterised in that described right eye panoramic figure mapping block is additionally operable to:

Row interpolation is entered to each pixel coordinate of the right rendering cache in figure of described acquisition, obtains right eye panoramic figure.

17. a kind of electronic equipments are it is characterised in that include:

At least one processor；And

The memorizer being connected with least one processor described；Wherein,

Described memory storage have can by the instruction repertorie of at least one computing device described, described instruction repertorie by described extremely A few computing device, so that at least one processor described is used for:

Obtain virtual scene model；

According to the different attitudes that shoot, described virtual scene model is repeatedly rendered respectively using left and right virtual camera, obtained respectively Obtain left rendering cache figure and right rendering cache figure；

Described left rendering cache figure and right rendering cache figure are mapped respectively by default panoramic mosaic form, is obtained respectively Left eye panorama sketch and right eye panoramic figure.