CN105405168A - Method and apparatus for implementing three-dimensional augmented reality - Google Patents
Method and apparatus for implementing three-dimensional augmented reality Download PDFInfo
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- CN105405168A CN105405168A CN201510800842.XA CN201510800842A CN105405168A CN 105405168 A CN105405168 A CN 105405168A CN 201510800842 A CN201510800842 A CN 201510800842A CN 105405168 A CN105405168 A CN 105405168A
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- G06T19/006—Mixed reality
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- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
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Abstract
The present invention discloses a method and an apparatus for implementing three-dimensional augmented reality. The method comprises: initializing a related device; acquiring a video frame of a marker by using an imaging apparatus, reading the video frame to obtain marker information, and retrieving a corresponding three-dimensional model in a three-dimensional model database according to the marker information; positioning and recording coordinate axes of the three-dimensional model and the video frame; and determining a presence state of the marker by using the imaging apparatus, and determining whether the marker is in an identification zone of the imaging apparatus, wherein if a determination result is that the marker is in the identification zone of the imaging apparatus, calling the three-dimensional model and synthesizing the three-dimensional model with the video frame to complete an virtual combination, and outputting a combination result to a display apparatus for displaying, and if the determination result is that the marker is in a non-identification zone of the imaging apparatus, calling the prerecorded coordinate axes of the three-dimensional model and the video frame from a record, generating a new three-dimensional model, synthesizing the new three-dimensional model with the video frame to complete the virtual combination, and outputting the combination result to the display apparatus for displaying.
Description
Technical field
The present invention relates to three-dimensional virtual environment and strengthen actualizing technology field, specifically, relating to a kind of method and the device that realize three-dimensional enhanced reality.
Background technology
So-called augmented reality, it is a kind of technology combining the Computer Subjects such as image recognition is followed the trail of, motion-captured, virtual reality, by virtual three-dimensional model animation, video, word, the real-time Overlapping display of picture digital information in real scene, and the human-computer interaction technology of the innovation of nature interaction is realized with real world object or user, be widely used in every field, such as medical treatment, military affairs, Industrial Simulation, amusement game etc.
This method is exactly the technology using augmented reality to combine with children education, allow children pass through general camera head read by scanning, present the three-dimensional virtual environment in actual environment and cognition in the display, thus on vision, the sense of hearing and sense organ, increase the discovery learning interest of children.
In existing technology, camera head simply can only identify picture, then display model in the display.Although this scan method reduces the configuration requirement of equipment, in the progress of current technology, everyone has a very powerful mobile phone, and by mobile phone, we can get various learning methods and amusing method.And in this case, the simple augmented reality scan method in above-mentioned can not meet the pursuit of modern to science and technology far away.This traditional single scanning greatly reduces the practicality of software, the notice of children more can not be attracted for a long time to carry out interaction and also grope.
In addition, traditional method is when calling multiple cards of camera head identification, and model also there will be the problems such as unstable and superposition.Meanwhile, when camera head departs from card, virtual environment also can disappear thereupon, so just greatly limit the interaction of children and product.And in loading virtual environment and release environment, traditional method also occupies a large amount of running memories, considerably increases the load of mobile phone.
For the problem in correlation technique, at present effective solution is not yet proposed.
Summary of the invention
For the problem in correlation technique, the present invention proposes a kind of method and the device that realize three-dimensional enhanced reality, and it can when camera head departs from card or picture, and virtual three-dimensional environment and real scene still exist, and can carry out interaction with environment.
Technical scheme of the present invention is achieved in that
According to an aspect of the present invention, a kind of method realizing three-dimensional enhancing display is provided.
This realizes the method for three-dimensional enhanced reality, comprising:
Initialization multimedia equipment, the camera head that it connects are connected with relevant three-dimensional model;
Obtained the frame of video of mark by described camera head, and read described frame of video, obtain mark information, wherein, described mark comprises picture or card;
According to described mark information, retrieval and the three-dimensional model corresponding to described mark information in pre-configured three-dimensional modeling data storehouse;
The coordinate axis of virtual three-dimensional model and frame of video is positioned and record;
Judged by the presence of described camera head to described mark, judge that whether described mark is in the cog region of described camera head;
Wherein, judged result be described mark at described camera head identified region time, the described virtual three-dimensional model retrieved is recalled and synthesizes with frame of video, complete virtual combination, and output to display device and show;
Wherein, judged result be described mark in described camera head non-identifying region time, adjust in described record and go pre-recorded three-dimensional module and the coordinate axis of frame of video, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, the above-mentioned method realizing three-dimensional enhanced reality also comprises:
At described camera head when identifying mark, the identification point of mark is judged, the identification point judging this mark described whether with pre-recorded in the identification point of mark identical;
When judged result is identical, the coordinate axis in the corresponding three-dimensional model of described identification point and frame of video is transferred from pre-recorded, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, the above-mentioned method realizing three-dimensional enhanced reality also comprises:
Carry out according to three-dimensional model and frame of video virtual in conjunction with time, the auxiliary scene information corresponding with described three-dimensional model is transferred from pre-configured database, play up described three-dimensional module, wherein, described auxiliary scene packets of information draws together picture, sound and/or special-effect information.
Wherein, described picture comprises static images and/or dynamic picture.
Wherein, described three-dimensional model, described pictorial information, described acoustic information and described special-effect information, when recording storage, carry out grouped record storage.
In addition, the above-mentioned method realizing three-dimensional enhanced reality also comprises:
In advance following operation is carried out to described mark: reduce picture size to ensure that backstage called data speed is fast, carry out subject content refinement to pattern, remove unnecessary lines, the saturation degree strengthening image and contrast, blurred image surface and/or pixelation is carried out, to improve reading speed to the picture of image.
Wherein, the three-dimensional model in described three-dimensional modeling data storehouse utilizes dimensional Modeling Technology, color drawing for curved surface of body technology and pinup picture technology to complete.
Wherein, described three-dimensional model comprises the three dimensional character model corresponding with the personage on picture or card, scene and stage property, three-dimensional scene models and three-dimensional prop model.
According to a further aspect in the invention, a kind of device realizing three-dimensional enhanced reality is provided.
This device realizing three-dimensional enhanced reality comprises:
Initialization module, the camera head for initialization multimedia equipment, connection on it is connected with relevant three-dimensional model;
Acquisition module, for being obtained the frame of video of mark by described camera head, and read described frame of video, obtain mark information, wherein, described mark comprises picture or card;
Retrieval module, for according to described mark information, retrieves and the three-dimensional model corresponding to described mark information in pre-configured three-dimensional modeling data storehouse;
Position the record module, for positioning and record the coordinate axis of virtual three-dimensional model and frame of video;
Judge module, for being judged by the presence of described camera head to described mark, judges that whether described mark is in the cog region of described camera head;
Display module, for being described mark in judged result when described camera head identified region, recalling the described virtual three-dimensional model retrieved and synthesizing with frame of video, completing virtual combination, and outputs to display device and show; Simultaneously also for being described mark in judged result when described camera head non-identifying region, adjust in described record and go pre-recorded three-dimensional module and the coordinate axis of frame of video, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, described judge module, also at described camera head when identifying mark, the identification point of mark is judged, the identification point judging this mark described whether with pre-recorded in the identification point of mark identical; Described display module, also for being identical in judged result, the coordinate axis in the corresponding three-dimensional model of described identification point and frame of video is transferred from pre-recorded, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, the device that above-mentioned realization three-dimensional strengthens display also comprises: rendering module, for carry out according to three-dimensional model and frame of video virtual in conjunction with time, the auxiliary scene information corresponding with described three-dimensional model is transferred from pre-configured database, described three-dimensional module is played up, wherein, described auxiliary scene packets of information draws together picture, sound and/or special-effect information.
Wherein, described picture comprises static images and/or dynamic picture.
Wherein, described three-dimensional model, described pictorial information, described acoustic information and described special-effect information, when recording storage, carry out grouped record storage.
In addition, the device that above-mentioned realization three-dimensional strengthens display also comprises: pretreatment module, for carrying out following operation to described mark in advance: reduce picture size to ensure that backstage called data speed is fast, carry out subject content refinement to pattern, remove unnecessary lines, the saturation degree strengthening image and contrast, blurred image surface and/or pixelation is carried out, to improve reading speed to the picture of image.
Wherein, the three-dimensional model in described three-dimensional modeling data storehouse utilizes dimensional Modeling Technology, color drawing for curved surface of body technology and pinup picture technology to complete.
Wherein, described three-dimensional model comprises the three dimensional character model corresponding with the personage on picture or card, scene and stage property, three-dimensional scene models and three-dimensional prop model.
Beneficial effect of the present invention: the bottleneck breaching traditional augmented reality interaction disappearance with it after losing card recognition; In augmented reality, also can to obtain multiple model jointly interactive by repeatedly reading respectively, embody science and technology sense that augmented reality brings to us and interactive more fully.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow sheet realizing the method for three-dimensional enhanced reality according to the embodiment of the present invention;
Fig. 2 is a kind of structured flowchart realizing the device of three-dimensional enhanced reality according to the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
According to embodiments of the invention, provide a kind of method realizing three-dimensional enhancing display.
As shown in Figure 1, strengthen according to the realization three-dimensional of the embodiment of the present invention method shown to comprise:
Step S101, initialization multimedia equipment, the camera head that it connects are connected with relevant three-dimensional model;
Step S103, obtained the frame of video of mark by described camera head, and read described frame of video, obtain mark information, wherein, described mark comprises picture or card;
Step S105, according to described mark information, retrieval and the three-dimensional model corresponding to described mark information in pre-configured three-dimensional modeling data storehouse;
Step S107, positions and record the coordinate axis of virtual three-dimensional model and frame of video;
Step S109, is judged by the presence of described camera head to described mark, judges that whether described mark is in the cog region of described camera head; Wherein, judged result be described mark at described camera head identified region time, the described virtual three-dimensional model retrieved is recalled and synthesizes with frame of video, complete virtual combination, and output to display device and show; Wherein, judged result be described mark in described camera head non-identifying region time, adjust in described record and go pre-recorded three-dimensional module and the coordinate axis of frame of video, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, the above-mentioned method realizing three-dimensional enhanced reality also comprises:
At described camera head when identifying mark, the identification point of mark is judged, the identification point judging this mark described whether with pre-recorded in the identification point of mark identical;
When judged result is identical, the coordinate axis in the corresponding three-dimensional model of described identification point and frame of video is transferred from pre-recorded, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, the above-mentioned method realizing three-dimensional enhanced reality also comprises:
Carry out according to three-dimensional model and frame of video virtual in conjunction with time, the auxiliary scene information corresponding with described three-dimensional model is transferred from pre-configured database, play up described three-dimensional module, wherein, described auxiliary scene packets of information draws together picture, sound and/or special-effect information.
Wherein, described picture comprises static images and/or dynamic picture.
Wherein, described three-dimensional model, described pictorial information, described acoustic information and described special-effect information, when recording storage, carry out grouped record storage.
In addition, the above-mentioned method realizing three-dimensional enhanced reality also comprises:
In advance following operation is carried out to described mark: reduce picture size to ensure that backstage called data speed is fast, carry out subject content refinement to pattern, remove unnecessary lines, the saturation degree strengthening image and contrast, blurred image surface and/or pixelation is carried out, to improve reading speed to the picture of image.
Wherein, the three-dimensional model in described three-dimensional modeling data storehouse utilizes dimensional Modeling Technology, color drawing for curved surface of body technology and pinup picture technology to complete.
Wherein, described three-dimensional model comprises the three dimensional character model corresponding with the personage on picture or card, scene and stage property, three-dimensional scene models and three-dimensional prop model.
According to embodiments of the invention, additionally provide a kind of device realizing three-dimensional enhanced reality.
As shown in Figure 2, comprise according to the device realizing three-dimensional enhanced reality of the embodiment of the present invention:
Initialization module 201, the camera head for initialization multimedia equipment, connection on it is connected with relevant three-dimensional model;
Acquisition module 203, for being obtained the frame of video of mark by described camera head, and read described frame of video, obtain mark information, wherein, described mark comprises picture or card;
Retrieval module 205, for according to described mark information, retrieves and the three-dimensional model corresponding to described mark information in pre-configured three-dimensional modeling data storehouse;
Position the record module 207, for positioning and record the coordinate axis of virtual three-dimensional model and frame of video;
Judge module 209, for being judged by the presence of described camera head to described mark, judges that whether described mark is in the cog region of described camera head;
Display module 211, for being described mark in judged result when described camera head identified region, recalling the described virtual three-dimensional model retrieved and synthesizing with frame of video, completing virtual combination, and outputs to display device and show; Simultaneously also for being described mark in judged result when described camera head non-identifying region, adjust in described record and go pre-recorded three-dimensional module and the coordinate axis of frame of video, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, described judge module 209, also at described camera head when identifying mark, the identification point of mark is judged, the identification point judging this mark described whether with pre-recorded in the identification point of mark identical; Described display module 211, also for being identical in judged result, the coordinate axis in the corresponding three-dimensional model of described identification point and frame of video is transferred from pre-recorded, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
In addition, the device that above-mentioned realization three-dimensional strengthens display also comprises: rendering module (not shown), for carry out according to three-dimensional model and frame of video virtual in conjunction with time, the auxiliary scene information corresponding with described three-dimensional model is transferred from pre-configured database, described three-dimensional module is played up, wherein, described auxiliary scene packets of information draws together picture, sound and/or special-effect information.
Wherein, described picture comprises static images and/or dynamic picture.
Wherein, described three-dimensional model, described pictorial information, described acoustic information and described special-effect information, when recording storage, carry out grouped record storage.
In addition, the device that above-mentioned realization three-dimensional strengthens display also comprises: pretreatment module (not shown), for carrying out following operation to described mark in advance: reduce picture size to ensure that backstage called data speed is fast, carry out subject content refinement to pattern, remove unnecessary lines, the saturation degree strengthening image and contrast, blurred image surface and/or pixelation is carried out, to improve reading speed to the picture of image.
Wherein, the three-dimensional model in described three-dimensional modeling data storehouse utilizes dimensional Modeling Technology, color drawing for curved surface of body technology and pinup picture technology to complete.
Wherein, described three-dimensional model comprises the three dimensional character model corresponding with the personage on picture or card, scene and stage property, three-dimensional scene models and three-dimensional prop model.
Conveniently understand technique scheme of the present invention, below by way of concrete case operation steps, technique scheme of the present invention is described in detail.
Device hardware requires: with the electronic equipment of camera function, and equipment is installed internal memory and is not less than 512M, and mobile phone uses high pass chip.
Object: be applied in card education sector, needs to realize identifying a large amount of card information fast and accurately.
Step: 1, the camera head of initialization multimedia equipment, connection on it is connected with relevant three-dimensional model; 2, to the optimization of camera head, automatic focus adjustable, makes camera head read distinguishing mark clearly in real time; 3, due to scanning card will being realized and departs from card occurs virtual environment, therefore pre-service has been carried out to card and (comprised the picture size reducing card fast to ensure backstage called data speed; Picture optimization is carried out to card, subject content refinement is carried out to original painting, remove unnecessary lines; Card color is optimized, strengthens saturation degree and the contrast of image; The identification point often opening card is processed, in order to avoid same model appears in scanning card); 4, described frame of video is read, obtain the relevant information of card, thus retrieve virtual three-dimensional model corresponding in three-dimensional modeling data storehouse; 5, the coordinate axis of virtual three-dimensional model and frame of video is positioned scanning successfully, and record; 6, after loss identification card, in record, calculate the position of virtual environment, then the virtual three-dimensional model preset is continued to generate; In like manner, when departing from identification card, virtual three-dimensional environment still exists in screen, and in real time and true environment blend; 7, identification card is being rescaned into, background program can discharge the virtual three-dimensional model previously generated, and automatically in resource bag, read corresponding model animation sound, the position occurred by the position judgment model of card, presents in the display by default model; 8, in this method, camera head is opened in real time, is recalled by the virtual three-dimensional model retrieved and synthesizes with frame of video, completes actual situation and combines, and output to display and show.
As can be seen here, by means of technique scheme of the present invention, the present invention breaches the bottleneck of traditional augmented reality interaction disappearance with it after losing card recognition; In augmented reality, also can to obtain multiple model jointly interactive by repeatedly reading respectively, embody science and technology sense that augmented reality brings to us and interactive more fully.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. realize a method for three-dimensional enhanced reality, it is characterized in that, comprising:
Initialization multimedia equipment, the camera head that it connects are connected with relevant three-dimensional model;
Obtained the frame of video of mark by described camera head, and read described frame of video, obtain mark information, wherein, described mark comprises picture or card;
According to described mark information, retrieval and the three-dimensional model corresponding to described mark information in pre-configured three-dimensional modeling data storehouse;
The coordinate axis of virtual three-dimensional model and frame of video is positioned and record;
Judged by the presence of described camera head to described mark, judge that whether described mark is in the cog region of described camera head;
Wherein, judged result be described mark at described camera head identified region time, the described virtual three-dimensional model retrieved is recalled and synthesizes with frame of video, complete virtual combination, and output to display device and show;
Wherein, judged result be described mark in described camera head non-identifying region time, adjust in described record and go pre-recorded three-dimensional module and the coordinate axis of frame of video, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
2. the method realizing three-dimensional enhanced reality according to claim 1, is characterized in that, also comprise:
At described camera head when identifying mark, the identification point of mark is judged, the identification point judging this mark described whether with pre-recorded in the identification point of mark identical;
When judged result is identical, the coordinate axis in the corresponding three-dimensional model of described identification point and frame of video is transferred from pre-recorded, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
3. the method realizing three-dimensional enhanced reality according to claim 1 and 2, is characterized in that, also comprise:
Carry out according to three-dimensional model and frame of video virtual in conjunction with time, the auxiliary scene information corresponding with described three-dimensional model is transferred from pre-configured database, play up described three-dimensional module, wherein, described auxiliary scene packets of information draws together picture, sound and/or special-effect information.
4. the method realizing three-dimensional enhanced reality according to claim 3, is characterized in that, described picture comprises static images and/or dynamic picture.
5. the method realizing three-dimensional enhanced reality according to claim 3, is characterized in that, described three-dimensional model, described pictorial information, described acoustic information and described special-effect information, when recording storage, carry out grouped record storage.
6. the method realizing three-dimensional enhanced reality according to claim 1, is characterized in that, also comprise:
In advance following operation is carried out to described mark: reduce picture size to ensure that backstage called data speed is fast, carry out subject content refinement to pattern, remove unnecessary lines, the saturation degree strengthening image and contrast, blurred image surface and/or pixelation is carried out, to improve reading speed to the picture of image.
7. the method realizing three-dimensional enhanced reality according to claim 1, is characterized in that, the three-dimensional model in described three-dimensional modeling data storehouse utilizes dimensional Modeling Technology, color drawing for curved surface of body technology and pinup picture technology to complete.
8. the method realizing three-dimensional enhanced reality according to claim 1, is characterized in that, described three-dimensional model comprises the three dimensional character model corresponding with the personage on picture or card, scene and stage property, three-dimensional scene models and three-dimensional prop model.
9. realize a device for three-dimensional enhanced reality, it is characterized in that, comprising:
Initialization module, the camera head for initialization multimedia equipment, connection on it is connected with relevant three-dimensional model;
Acquisition module, for being obtained the frame of video of mark by described camera head, and read described frame of video, obtain mark information, wherein, described mark comprises picture or card;
Retrieval module, for according to described mark information, retrieves and the three-dimensional model corresponding to described mark information in pre-configured three-dimensional modeling data storehouse;
Position the record module, for positioning and record the coordinate axis of virtual three-dimensional model and frame of video;
Judge module, for being judged by the presence of described camera head to described mark, judges that whether described mark is in the cog region of described camera head;
Display module, for being described mark in judged result when described camera head identified region, recalling the described virtual three-dimensional model retrieved and synthesizing with frame of video, completing virtual combination, and outputs to display device and show; Simultaneously also for being described mark in judged result when described camera head non-identifying region, adjust in described record and go pre-recorded three-dimensional module and the coordinate axis of frame of video, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
10. the device realizing three-dimensional enhanced reality according to claim 9, it is characterized in that, described judge module, also at described camera head when identifying mark, the identification point of mark is judged, the identification point judging this mark described whether with pre-recorded in the identification point of mark identical; Described display module, also for being identical in judged result, the coordinate axis in the corresponding three-dimensional model of described identification point and frame of video is transferred from pre-recorded, and generate new three-dimensional model according to this coordinate axis, the three-dimensional model new by this and frame of video are synthesized, complete virtual combination, output to display device and show.
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