CN104202589A - Multichannel three-dimensional film video synchronous playing method - Google Patents
Multichannel three-dimensional film video synchronous playing method Download PDFInfo
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- CN104202589A CN104202589A CN201410488737.2A CN201410488737A CN104202589A CN 104202589 A CN104202589 A CN 104202589A CN 201410488737 A CN201410488737 A CN 201410488737A CN 104202589 A CN104202589 A CN 104202589A
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Abstract
The invention relates to a multichannel three-dimensional film video synchronous playing method which is characterized by including: a multimedia server system is connected with a video synchronous transfer matrix through a data cable; a video balancer system comprises N video balancers, and the N video balancers are respectively called the nth video balancer, wherein n=1, 2, 3...N; the video synchronous transfer matrix is connected with the video balancer system through a cable; the video balancer system is connected with a projector system through a cable, the projector system comprises N projectors, and the N projectors are respectively called the nth projector, wherein n=1, 2, 3...N; the nth video balancer is connected with the nth projector through a cable, wherein n=1, 2, 3...N; the nth projector is connected with the n+1th projector through a network cable, wherein n=1, 2, 3...N-1. By the method, multichannel three-dimensional film videos can be played on different screens, and playing synchronicity is guaranteed.
Description
Technical field
The present invention relates to a kind of multichannel three-dimensional film audio video synchronization player method, belong to multimedia technology field.
Background technology
In recent years, the application of many optical projection systems in life is seen everywhere, as the aerial ring curtain in 2008 Beijing Olympic Games opening ceremony, huge bowl curtain in Shandong National Games opening ceremony in 2009, large-screen in Shanghai World's Fair in 2010 in meteorological shop, the world, Belgium-European Union shop, has all shown the infinite glamour of multi-projector display technology.
The hot showing of 2009 " A Fanda ", has started the overbearing tide of one 3D film in the whole world, three-dimensional film enters the flourish new stage, has become a kind of main manifestations mode of film.Three-dimensional film video playback is that two overlapped images are projected in screen by stereo projecting equipment, makes beholder can experience the depth feelings of image.Project to two width images in screen, a width is received by left eye, and another width is received by right eye, the two width different images that receive by right and left eyes, and synthetic stereo image in brain, makes beholder experience the third dimension of picture.
Due to the continuous pursuit of simulation technical field to display effect feeling of immersion, in order to obtain visual effect more true to nature, more on the spot in person, stereo display technique, in conjunction with many shadow casting techniques, has just formed multichannel three-dimensional video-frequency player method.Stereo display gives experiencer real depth perception, and multichannel large screen projection has been given experiencer more real on-the-spot impression from the actual size size of environment.
At present, image processing techniques has had significant progress, and as geometric warping, luminosity mapping and Fusion Edges etc. have been widely applied in many projections multi-screen display system.Multi-channel video simultaneous techniques is one of key technology of multichannel optical projection system, is related to the simultaneous display of different passages and the image quality that multichannel shows.In the time of ultrahigh resolution three-dimensional film video playback, because video data capacity is huge, in the time transmitting video file, can be subject to the limit bandwidth of data transmission channel, cause efficiency of transmission low; In addition, there is the support deficiency that high frame-rate video is play in traditional bearing calibration based on the server transmission video playback progress time, cannot ensure that multichannel shows the accurate synchronization that the high frame-rate video of ultrahigh resolution is play.Through after long-time play operation, the display effect defects such as the image synchronization error accumulating can directly cause that image offset occurs on multi-display stitching image, tears, color tomography.
Summary of the invention
The object of the present invention is to provide a kind of multichannel three-dimensional film audio video synchronization player method, it can realize the video of playing multichannel three-dimensional film on different projection screens, guarantees the synchronism of playing.
Technical scheme of the present invention is achieved in that multichannel three-dimensional film audio video synchronization player method, comprises multi-media server system, audio video synchronization transition matrix, video equalizer system, projector system, video synchronization signal reflector, anaglyph spectacles; It is characterized in that: multi-media server system is connected with audio video synchronization transition matrix by data cable; Video equalizer system is to be more than or equal to 2 positive integer by N(N) individual video equalizer formation, N video equalizer is called n video equalizer, n=1,2,3 ... N; Audio video synchronization transition matrix is connected with video equalizer system by cable respectively; Video equalizer system is connected with projector system by cable, and projector system is made up of N platform projector, and N platform projector is called n projector, n=1,2,3 ... N; N video equalizer is connected with n projector by cable, n=1,2,3 ... N; N projector is connected with n+1 projector by netting twine, n=1,2,3 ... N-1; N projector is connected with video synchronization signal reflector by cable; In multimedia server, the N road sequence of image frames of storing stereoscopic multichannel anaglyph, is called n road sequence of image frames, n=1,2,3 ... N.
The step that audio video synchronization is play is as follows:
1, in multi-media server system, storing M frame left-and right-eye images sequence, establish M
cbe 1;
2, control the M of video
cwhen frame is synchronously play, triggered multimedia server system by synchronizing cable control by M in the left-and right-eye images frame sequence of N road
cthe image of frame sends audio video synchronization transition matrix to simultaneously;
3, audio video synchronization transition matrix is by the 1st, 2,3 ... N road left-and right-eye images frame sequence sends in video equalizer system corresponding the 1st, 2,3 simultaneously ... N;
4, playing M
cwhen the left-eye image of frame, in video equalizer system the 1st, 2,3 ... N video equalizer sends in projector system 4 corresponding the 1st, 2,3 by left-eye image ... N(adds) projector;
5, in projector system the 1st, 2,3 ... N-1 projector plays when left-eye image, successively left eye synchronizing signal is sent in projector system to corresponding the 2nd, 3 by cable ... N projector; When N projector plays left-eye image in projector system, left eye synchronizing signal is sent to video synchronization signal reflector by cable; Video synchronization signal reflector is gone out left eye synchronization signal broadcast;
6, anaglyph spectacles receives after left eye synchronizing signal, left eyeglass lens is opened, and right eye eyeglass is closed, and now can only see M
cthe left-eye image of frame;
7, playing M
cwhen the eye image of frame, in video equalizer system the 1st, 2,3 ... N video equalizer sends in projector system corresponding the 1st, 2,3 by eye image ... N projector;
8, in projector system the 1st, 2,3 ... N-1 projector plays when eye image, successively right eye synchronizing signal is sent in projector system to corresponding the 2nd, 3 by cable ... N projector; When N projector plays eye image in projector system, right eye synchronizing signal is sent to video synchronization signal reflector by cable; Video synchronization signal reflector is gone out right eye synchronization signal broadcast;
9, anaglyph spectacles receives after right eye synchronizing signal, right eye eyeglass is opened, and left eyeglass lens is closed, and now can only see M
cthe eye image of frame;
10, make present frame become M
c+ 1, return to the synchronous broadcasting of step 1 continuation execution video, until M
ctill=M;
Can realize the synchronous broadcasting of multichannel three-dimensional film video by above step.
Good effect of the present invention is can be by multistage Synchronization Control, ensure the broadcasting consistency of multiple passage three-dimensional film videos, improve the viewing effect of three-dimensional film, for the broadcasting of large special film provides good solution, be applicable to polytype extraordinary film, strong in the popularization of large special movie theatre.
Brief description of the drawings
Fig. 1 is multichannel anaglyph audio video synchronization player method equipment needed thereby pie graph.Wherein: 1 is multi-media server system, 2 is audio video synchronization transition matrix, and 3 is video equalizer system, and 4 is projector system, and 5 is video synchronization signal reflector, and 6 is anaglyph spectacles; Wherein video equalizer system 3 is to be more than or equal to 2 positive integer by N(N) individual video equalizer formation, N video equalizer is called n video equalizer, n=1,2,3 ... N; Projector system 4 is made up of N platform projector, and N platform projector is called n projector, n=1,2,3 ... N.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described: as shown in Figure 1, multichannel three-dimensional film audio video synchronization player method, comprises multi-media server system 1, audio video synchronization transition matrix 2, video equalizer system 3, projector system 4, video synchronization signal reflector 5, anaglyph spectacles 6; It is characterized in that: multi-media server system 1 is connected with audio video synchronization transition matrix 2 by data cable; Video equalizer system 3 is to be more than or equal to 2 positive integer by N(N) individual video equalizer formation, N video equalizer is called n video equalizer, n=1,2,3 ... N; Audio video synchronization transition matrix 2 is connected with video equalizer system 3 by cable respectively; Video equalizer system 3 is connected with projector system 4 by cable, and projector system 4 is made up of N platform projector, and N platform projector is called n projector, n=1,2,3 ... N; N video equalizer is connected with n projector by cable, n=1,2,3 ... N; N projector is connected with n+1 projector by netting twine, n=1,2,3 ... N-1; N projector is connected with video synchronization signal reflector 5 by cable; In multimedia server 1, the N road sequence of image frames of storing stereoscopic multichannel anaglyph, is called n road sequence of image frames, n=1,2,3 ... N.
The step that audio video synchronization is play is as follows:
1, in multi-media server system 1, storing M frame left-and right-eye images sequence, establish M
cbe 1.
2, control the M of video
cwhen frame is synchronously play, triggered multimedia server system 1 by synchronizing cable control by M in the left-and right-eye images frame sequence of N road
cthe image of frame sends audio video synchronization transition matrix 2 to simultaneously.
3, audio video synchronization transition matrix 2 is by the 1st, 2,3 ... N road left-and right-eye images frame sequence sends in video equalizer system 3 corresponding the 1st, 2,3 simultaneously ... N video equalizer.
4, playing M
cwhen the left-eye image of frame, in video equalizer system 3 the 1st, 2,3 ... N video equalizer sends in projector system 4 corresponding the 1st, 2,3 by left-eye image ... N projector.
5, in projector system 4 the 1st, 2,3 ... N-1 projector plays when left-eye image, successively left eye synchronizing signal is sent in projector system 4 to corresponding the 2nd, 3 by cable ... N projector; When N projector plays left-eye image in projector system 4, left eye synchronizing signal is sent to video synchronization signal reflector 5 by cable; Video synchronization signal reflector 5 is gone out left eye synchronization signal broadcast.
6, anaglyph spectacles 6 receives after left eye synchronizing signal, left eyeglass lens is opened, and right eye eyeglass is closed, and now can only see M
cthe left-eye image of frame.
7, playing M
cwhen the eye image of frame, in video equalizer system 3 the 1st, 2,3 ... N video equalizer sends in projector system 4 corresponding the 1st, 2,3 by eye image ... N projector.
8, in projector system 4 the 1st, 2,3 ... N-1 projector plays when eye image, successively right eye synchronizing signal is sent in projector system 4 to corresponding the 2nd, 3 by cable ... N projector; When N projector plays eye image in projector system 4, right eye synchronizing signal is sent to video synchronization signal reflector 5 by cable; Video synchronization signal reflector 5 is gone out right eye synchronization signal broadcast.
9, anaglyph spectacles 6 receives after right eye synchronizing signal, right eye eyeglass is opened, and left eyeglass lens is closed, and now can only see M
cthe eye image of frame.
10, make present frame become M
c+ 1, return to the synchronous broadcasting of step 1 continuation execution video, until M
ctill=M.
Can realize the synchronous broadcasting of multichannel three-dimensional film video by above step.
Claims (2)
1. multichannel three-dimensional film audio video synchronization player method, comprises multi-media server system, audio video synchronization transition matrix, video equalizer system, projector system, video synchronization signal reflector, anaglyph spectacles; It is characterized in that: multi-media server system is connected with audio video synchronization transition matrix by data cable; Video equalizer system is to be more than or equal to 2 positive integer by N(N) individual video equalizer formation, N video equalizer is called n video equalizer, n=1,2,3 ... N; Audio video synchronization transition matrix is connected with video equalizer system by cable respectively; Video equalizer system is connected with projector system by cable, and projector system is made up of N platform projector, and N platform projector is called n projector, n=1,2,3 ... N; N video equalizer is connected with n projector by cable, n=1,2,3 ... N; N projector is connected with n+1 projector by netting twine, n=1,2,3 ... N-1; N projector is connected with video synchronization signal reflector by cable; In multimedia server, the N road sequence of image frames of storing stereoscopic multichannel anaglyph, is called n road sequence of image frames, n=1,2,3 ... N.
2.
according to claim 1multichannel three-dimensional film audio video synchronization player method, is characterized in that the step of described audio video synchronization broadcasting is as follows:
1), in multi-media server system, storing M frame left-and right-eye images sequence, establish M
cbe 1;
2), control the M of video
cwhen frame is synchronously play, triggered multimedia server system by synchronizing cable control by M in the left-and right-eye images frame sequence of N road
cthe image of frame sends audio video synchronization transition matrix to simultaneously;
3), audio video synchronization transition matrix is by the 1st, 2,3 ... N road left-and right-eye images frame sequence sends in video equalizer system corresponding the 1st, 2,3 simultaneously ... N;
4), playing M
cwhen the left-eye image of frame, in video equalizer system the 1st, 2,3 ... N video equalizer sends in projector system 4 corresponding the 1st, 2,3 by left-eye image ... N(adds) projector;
5), in projector system the 1st, 2,3 ... N-1 projector plays when left-eye image, successively left eye synchronizing signal is sent in projector system to corresponding the 2nd, 3 by cable ... N projector; When N projector plays left-eye image in projector system, left eye synchronizing signal is sent to video synchronization signal reflector by cable; Video synchronization signal reflector is gone out left eye synchronization signal broadcast;
6), anaglyph spectacles receives after left eye synchronizing signal, left eyeglass lens opened, and right eye eyeglass is closed, and now can only see M
cthe left-eye image of frame;
7), playing M
cwhen the eye image of frame, in video equalizer system the 1st, 2,3 ... N video equalizer sends in projector system corresponding the 1st, 2,3 by eye image ... N projector;
8), in projector system the 1st, 2,3 ... N-1 projector plays when eye image, successively right eye synchronizing signal is sent in projector system to corresponding the 2nd, 3 by cable ... N projector; When N projector plays eye image in projector system, right eye synchronizing signal is sent to video synchronization signal reflector by cable; Video synchronization signal reflector is gone out right eye synchronization signal broadcast;
9), anaglyph spectacles receives after right eye synchronizing signal, right eye eyeglass opened, and left eyeglass lens is closed, and now can only see M
cthe eye image of frame;
10), make present frame become M
c+ 1, return to the synchronous broadcasting of step 1 continuation execution video, until M
ctill=M;
Can realize the synchronous broadcasting of multichannel three-dimensional film video by above step.
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| CN201410488737.2A CN104202589A (en) | 2014-09-23 | 2014-09-23 | Multichannel three-dimensional film video synchronous playing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107333122A (en) * | 2017-06-27 | 2017-11-07 | 山东大学 | Stereoscopic display play system and method are drawn a kind of projection more |
| CN109327693A (en) * | 2018-05-10 | 2019-02-12 | 上海风语筑展示股份有限公司 | Anastomosing and splicing play system and its playback method for multi-projector |
| CN111294628A (en) * | 2020-02-21 | 2020-06-16 | 深圳市铭濠光文化发展有限公司 | Multi-channel immersive video and audio control system |
| CN113099193A (en) * | 2019-12-23 | 2021-07-09 | 明基智能科技（上海）有限公司 | Projector, immersive projection system and method |
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| CN107333122A (en) * | 2017-06-27 | 2017-11-07 | 山东大学 | Stereoscopic display play system and method are drawn a kind of projection more |
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| CN113099193A (en) * | 2019-12-23 | 2021-07-09 | 明基智能科技（上海）有限公司 | Projector, immersive projection system and method |
| CN113099193B (en) * | 2019-12-23 | 2022-11-25 | 明基智能科技（上海）有限公司 | Projector, immersive projection system and method |
| CN111294628A (en) * | 2020-02-21 | 2020-06-16 | 深圳市铭濠光文化发展有限公司 | Multi-channel immersive video and audio control system |
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Application publication date: 20141210 |
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