Background technology
Tourism in China (only refers to that conventional physical is traveled) here, and growth momentum was rapid in recent years, but for consumers, selected conventional physical mode of tourism to yet suffer from many limitation.
One is limited by self economic condition, and the tourist famous-city in numerous ideals is shelved because oneself cannot bear expense, particularly external graceful sight spot.
Two are by physical qualification (sick, injured, old), it is impossible to enough undergo the sight spot admired to oneself.
Three is time cost, and the place thought comes and goes far away, self does not have the time of abundance, and the time attribute that conventional physical tourist attractions are viewed and admired is node, it is difficult to realize the persistence to scenic spot and comprehensive experience.
Four is the bottleneck that faces of tourism and pressure:
1. the problem (especially after the event of outbeach, country pays much attention to scenic spot bearing capacity, and scenic spot can not fully meet reception of visitor task) of scenic spot bearing capacity；
2. the problem (global problem, the busy season is overstaffed, and dull season, you can catch sparrows on the doorstep, how peak load shifting) of dull and rush season skewness.
In order to solve the problems referred to above, at present, develop the idea of a kind of real-time virtual three-dimensional tourism, it is meant that, by an actual physics scenic spot, is transported to another space by virtual reality technology, make original scenic spot in another space like " mirage or rainbow " virtual form, in the way of hologram three-dimensional imaging, reproduce in real time in atmosphere, go sight-seeing in virtual scenic spot for visitor.
Virtual three dimensional travel scenic spot, has huge economic worth and social value, by strange land 3D hologram tool now, protecting with indirectly achieving ecosystem and the view in long-range strange land is demonstrated by physics view on the spot；On the other hand, some important scenes (such as meeting, performance, historic scenery etc.) and Main Part of Tourism personalization tourism are expressed, it is also possible to because this technology obtains preserving and in good time three-dimensional demonstration and Interactive Experience.
Simply, still there is no a kind of applicable practical plan at present, specifically how truly, real-time reproduction be badly in need of solving the technical problem that.
Summary of the invention
In order to overcome the drawbacks described above of prior art, present invention aim at providing a kind of scenic spot holographic real-time virtual reality system based on cloud, it utilizes based on the virtual Display Technique of holography of cloud, it is possible to holographic be presented in true, real-time for the famous scenic spot in strange land in face of traveller.
In order to achieve the above object, main technical schemes provided by the invention includes:,
A kind of scenic spot holographic real-time virtual reality system based on cloud, comprising:
Holographic real-time scape virtual information catches subsystem, includes the holographic real-time virtual information of scenic spot 3D hologram image, scenic environment information for real-time capture；
Cloud service subsystem, including cloud storage module, cloud transport module, cloud computing module, catch the holographic real-time virtual information that captures of subsystem for receiving holographic real-time scape virtual information, and do after relevant treatment calculates, be transferred to each virtual reproduction area of holographic real-time scape；And
The virtual reproduction subsystem of holographic real-time scape, is responsible for the holographic real-time virtual information sent here by cloud service subsystem with scenic spot reproduced in synchronization out, in reproduction scenic spot, holographic real-time scape virtual reproduction area present case, to synchronize tourism for visitor at the virtual scenic spot reappeared.
Wherein, the 3D hologram image at 3D laser holography real-time capture scenic spot is utilized.
Wherein, scenic environment information gathering utilizes 3D holographic environment induction technology to carry out.
It is also preferred that the left scenic environment information includes sound, climatic information.
Further, the climatic information in scenic environment information includes wind, rain, snow, temperature or air humidity.
Described sound includes noise.
In one embodiment of the present of invention, the virtual reproduction subsystem of holographic real-time scape, utilize 3D holographic environment induction technology, the environmental information at scenic spot is combined with virtual 3D scene, increases sensation on the spot in person.
In one embodiment of the present of invention, holographic real-time scape virtual information capture system, utilize 3D laser holography to carry out scenic spot hologram Real-time Collection, utilize 3D holographic environment induction technology to carry out environmental information Real-time Collection, the two data is optimized is transferred to cloud service subsystem, then carried out deep processing multi-source fusion information by cloud service subsystem.
In one embodiment of the present of invention, the virtual reproduction subsystem of holographic real-time scape, herein in connection with the structures in region, virtual scenic spot, is undertaken the fusion holography scenic spot information received and scenic spot reproduced in synchronization, and utilize virtual scene interaction switching technology, allow visitor and virtual scenic spot interact.
In one embodiment of the present of invention, the virtual reproduction subsystem of holographic real-time scape, utilize 3D laser holography, 3D environment induction technology and holographic interaction technology, in conjunction with the common virtual scene again of on-the-spot structures.
In one embodiment of the present of invention, in order to reach better view effect, 2.5D pyramid puppet holographic technique is utilized to form the picture of fixing object of suspension in holographic pyramid, White Light Digital line holographic projections is utilized to go out the animation of moving object, AR technology augmented reality in addition again, improves the bore hole visual effect of whole scene.
It is also preferred that the left be aided with other stimulus to the sense organ of Beyond Vision again, increase effect on the spot in person.
Wherein, other stimulus to the sense organ of Beyond Vision include audition, sense of touch.
In any of the above-described embodiment, holographic real-time scape virtual information catches the subsystem seizure to the holographic virtual information at scenic spot and catches node device realization by scenic spot virtual information.
The invention has the beneficial effects as follows:
The scenic spot holographic real-time virtual reality system based on cloud of the present invention, it utilizes based on the virtual Display Technique of holography of cloud, it is possible to by the famous scenic spot in strange land truly, holography in real time is presented in face of traveller.
Detailed description of the invention
In order to explain the present invention better, in order to understanding, below in conjunction with accompanying drawing, by detailed description of the invention, the present invention is described in detail.
Referring to Fig. 1, a kind of scenic spot holographic real-time virtual reality system based on cloud provided by the invention, comprising:
Long-distance cloud technology holographic real-time scape virtual information catches subsystem, for catching the holographic real-time virtual information including scenic spot 3D hologram image, scenic environment information；
Cloud service subsystem, including cloud storage module, cloud transport module, cloud computing module, catch the holographic real-time virtual information that captures of subsystem for receiving holographic real-time scape virtual information, and do after relevant treatment calculates, be transferred to each virtual reproduction area of holographic real-time scape；And
The virtual reproduction subsystem of holographic real-time scape, is responsible for reappearing out by the holographic real-time virtual information sent here in cloud service subsystem, with in reproduced in synchronization scenic spot, holographic real-time scape virtual reproduction area present case.
Wherein, the seizure of scenic spot 3D hologram image utilizes 3D laser holography to realize.Concrete, it is utilize the record and reproduction interfered with diffraction principle record the real 3-D view of reconstructed object, its first step is to utilize principle of interference record object light-wave information, and this is shooting process: subject forms the object beam of diffusion formula under laser irradiation；Another part laser is mapped on holofilm as reference beam, produce to interfere with object beam superposition, the position phase of each point on object light wave and amplitude are converted to the intensity being spatially varying, thus utilizing the contrast between interference fringe and interval to be recorded by the full detail of object light wave, record the egative film of interference fringe after development, the process program such as fixing, just become a hologram, or claim hologram.The grating that hologram is complicated just as one, under coherent laser illumination, the diffraction light wave of the sinusoidal pattern hologram of a linear recording generally can provide two pictures, i.e. original image (also known as initial picture) and conjugate image.The image third dimension reproduced is strong, there is real visual effect, every part of hologram all have recorded the optical information of each point on object, therefore its every part can reproduce the whole image of the original in principle, multiple different image can also be recorded on same egative film by multiexposure, multiple exposure, and can show respectively without interfering with each other.
Wherein, scenic environment real-time information collection utilizes 3D holographic real-time environment induction technology to carry out.
Wherein, scenic environment information includes sound, climatic information.
It is also preferred that the left the climatic information in scenic environment information includes wind, rain, snow, temperature, air humidity.
Wherein, the virtual reproduction subsystem of holographic real-time scape, utilize 3D holographic real-time environment induction technology, by combining with virtual 3D scene with the real time environment information at scenic spot around scene, increase sensation on the spot in person.Such as: go to virtual stands in Wuyi Mountain scenic spot, it is multiplied by bamboo raft, the cool breeze consistent with scenic spot can be experienced and the natural environment information such as cry of the sound of current, small bird.
It is also preferred that the left the virtual reproduction subsystem of holographic real-time scape, herein in connection with the structures in region, virtual scenic spot, the fusion holography scenic spot information received is carried out reproduced in synchronization, and utilizes virtual scene interaction switching technology, allow visitor and virtual scenic spot interact.
In one preferred embodiment of the present invention, holographic real-time scape virtual information capture system, utilize 3D laser holography to carry out scenic spot hologram Real-time Collection, utilize 3D holographic environment induction technology to carry out environmental information Real-time Collection, the two data is optimized is transferred to cloud service subsystem, then carried out deep processing multi-source fusion information by cloud service subsystem.
In one preferred embodiment of the present invention, the virtual reproduction subsystem of holographic real-time scape, utilize 3D laser holography, 3D environment induction technology and holographic interaction technology, in conjunction with the common virtual scene again of on-the-spot structures.
In one preferred embodiment of the present invention, the 3D holographic environment that the virtual reproduction subsystem of holographic real-time scape is formed is also interactive with the people being in virtual environment.Such as the water touching in environment, trees, the people that embraces in virtual environment is gone to have corresponding touch perception with hands.
In any of the above-described embodiment, utilize cloud service subsystem responsible data receiver and processing Computer Storage.
It is also preferred that the left cloud service subsystem can also provide big data, services for virtual scenic spot, various places and actual scenic spot.
In any of the above-described embodiment, holographic scape virtual information catches the subsystem seizure to the holographic virtual information at scenic spot and catches node device realization by scenic spot virtual information.
As in figure 2 it is shown, the scenic spot holographic real-time virtual reality system based on cloud of one embodiment of the invention, comprising: remote equipment terminal, cloud processing terminal, local device terminal and user's mobility-aid apparatus terminal.
Wherein, remote equipment terminal includes imageing sensor, temperature sensor, humidity sensor, sound transducer (such as mike) and wind sensor.
Wherein, local device terminal includes projector equipment, air-conditioning equipment (such as central air-conditioning), stereo set, cordless communication network (such as WI-FI).
Wherein, user's mobility-aid apparatus terminal can be provided with the smart mobile phone of predetermined APP.
Wherein, cloud processing terminal is connected respectively with remote equipment terminal, local device terminal, user's mobility-aid apparatus terminal, for integration and the process of data.
Preferably, the digital signal of collection is uploaded to high in the clouds by the temperature sensor of remote equipment terminal, humidity sensor and wind sensor, cloud processing terminal by Data Integration, be processed into language that central air-conditioning identifies and send, central air-conditioning produce the human sensory environment consistent with far-end.
It is also preferred that the left the collection of acoustical signal is realized by mike, transferring to high in the clouds to be encoded, local use digital audio equipment decodes and plays sound.
It is also preferred that the left the APP of user's mobility-aid apparatus terminal can use AR reality enhancement techniques to experience with user's view with the degree of contact of product under line to promote APP.Wherein user can download APP by modes such as scanning Quick Response Code, application shops.
Preferably, four big device ends (i.e. remote equipment terminal, cloud processing terminal, local device terminal and user's mobility-aid apparatus terminal) use four different clocks work, and remote equipment terminal and the subterminal sub-terminal of local device use identical clock work respectively.
Wherein, utilize short-pulse laser and ccd array, continuously acquire the digital hologram of moving object, obtain the 3D rendering consistent with the original by projector equipment, make human eye can obtain real-time 3D dynamic image.
Concrete, the digital holography system of remote equipment terminal includes ccd video camera, spectroscope, green glow superpower laser, HONGGUANG superpower laser, blue light superpower laser and laser beam expanding lens.
Wherein, green glow, HONGGUANG, blue light superpower laser laser irradiate target object (i.e. sight spot) with three different angles respectively through laser beam expanding lens, this three beams light (object light) after target object surface diffuse-reflectance produces to interfere with its relevant three beams of laser (reference light), recorded interference pattern and hologram by CCD, afterwards data are delivered high in the clouds and processes.
Wherein, for scenic spot, owing to target object volume is relatively big, laser still cannot cover whole body surface after expanding, and therefore, laser instrument needs to use large-numerical aperture camera system, but current holographic technique is difficult to.For this, present invention employs parallel multi beam parallel laser irradiate method to solve the problems referred to above of prior art.
It is also preferred that the left in order to reduce cost and installation difficulty, the present invention adopts common CCD camera to obtain the hologram of object by the image capture method of " panoramic scanning ", to reach above-mentioned purpose.
Further, owing to each pixel in hologram contains the information of all collected objects within the scope of diaphragm, and individual hologram that above-mentioned " panoramic scanning " method generates does not have the information of overall object, therefore, the present invention method by adopting " after the hologram of multi collect difference scenery; again multiple holograies are carried out digit synthesis ", to obtain preferably effect.
Additionally, owing to the light intensity of laser beam is not equally distributed on cross section, and this can cause that the laser beam after expanding is in the uneven distribution of the light intensity of shone thing surface, and bring adverse effect when forming hologram, in order to solve this technical problem, the method that the present invention adopts is: using basic mode light beam is the single-mode laser of Gauss distribution, the relative light intensity light beam less than 1/2 is filtered by diaphragm, retain bright spot of view-field center, use the beam-expanding system with reinforcing function to improve the equalization of intensity of light beam afterwards.
Wherein, utilize projector or LED to project to corresponding respectively for four sides of 3D model on the holographic film of pyramidal four direction, utilize the reflection of light to make beholder respectively obtain different 3D views from four observed directions.Touch screen effect can also be added, realize better view and experience.
In one embodiment of the present of invention, in order to reach better view effect, itself and previous embodiment are distinctive in that, local device terminal reappears the image processing method at virtual scenic spot: utilize 2.5D pyramid puppet holographic technique to form the picture of fixing object of suspension in holographic pyramid, White Light Digital line holographic projections is utilized to go out the animation (such as bird, worm etc.) of some moving objects, to ensure that there is preferably real-time, AR (AugmentedReality in addition again, it is called for short AR) technology augmented reality so that whole scene obtains the bore hole visual effect of shock.
It is also preferred that the left other sense organs (including audition, sense of touch) being aided with Beyond Vision again stimulate, increase effect on the spot in person.
In one Application Example of the present invention, node device can be caught by some local long-distance cloud technology holography scenic spot virtual information that adds at scenic spot, U.S. Yellowstone, the information captured is transferred to, by cloud, the holographic scenery that certain place being provided with holographic virtual reproduction area of China just can reappear these special places of U.S. Yellowstone by equipment, such as wind, rain, snow, temperature, air humidity, sound, sunlight, star, the moon, include real-time 3D holography virtual image simultaneously, traveller even can touch the object such as flowers and plants at scenic spot, trees etc., additionally mix terrain environment reconstruction technique, allow traveller walk and even feel that oneself is just in U.S.'s Yellowstone tourism wherein.
In sum; the scenic spot holography virtual reality system based on cloud of the present invention; it utilizes the virtual Display Technique of holography based on cloud; can by the famous scenic spot in strange land truly, holography in real time be presented in face of traveller; there is huge economic worth and social value; by at strange land 3D hologram tool now, protecting with indirectly achieving ecosystem and the view in long-range strange land demonstrated by physics view on the spot；On the other hand, some important scenes (such as meeting, performance, historic scenery etc.) and Main Part of Tourism personalization tourism are expressed, it is also possible to therefore obtain preserving and in good time three-dimensional demonstration and Interactive Experience.Especially, the present invention is possible not only to realize strange land virtual reality, also has preferably real-time.