CN103179364A - Multichannel desktop edge blending revising digital playing system - Google Patents
Multichannel desktop edge blending revising digital playing system Download PDFInfo
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- CN103179364A CN103179364A CN2012103915361A CN201210391536A CN103179364A CN 103179364 A CN103179364 A CN 103179364A CN 2012103915361 A CN2012103915361 A CN 2012103915361A CN 201210391536 A CN201210391536 A CN 201210391536A CN 103179364 A CN103179364 A CN 103179364A
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Abstract
The invention provides a multichannel desktop edge blending revising digital playing system. The system comprises a projected displaying device and a displaying hardware comprising liquid crystals, and further comprises a screen splitting device. The screen splitting device is used for projecting to-be-processed images to a mesh model in three-dimensional space, performing space geometry deformation to the mesh model through Bezier curve, performing edge blending to the to-be-processed images in the mesh model through gammar curve twice, and outputting the to-be-processed images being edge blended to the displaying hardware through the screen splitting device. In the multichannel desktop edge blending revising digital playing system, only one multi-media signal processor is needed to process video signal, a plurality of processing devices are omitted, non-linear geometry deformation and overlapping edge blending process of images can be rapidly and accurately controlled at low cost, computer window signals can be processed, and multi-projected images and the computer window can be seamlessly spliced. Therefore, compared with traditional displaying systems, the multichannel desktop edge blending revising digital playing system is high in processing efficiency, and reduces delay of video signal output.
Description
Technical field
The present invention relates to a kind of multichannel desktop Fusion Edges correcting digital Play System, belong to the video playback technical field.
Background technology
Existing Multichannel fusion technology perhaps adopts capture card to complete 1920 * 1080 signals collecting and realizes that desktop merges mostly based on video playback.Above-mentioned this technology had both expended hardware device (installation capture card), can't mate again the screen normal resolution (because splicing merge after general criteria of right and wrong resolution all, such as meeting is 2560 * 768,3328 * 768 etc.), the picture that causes merging output is in deformation state, and by the signal that gathers out, loss is arranged, and speed also can only reach for 25 frame/seconds, the standard refresh rate of 60 frame/seconds be can't satisfy, result of use and visual experience had a strong impact on.
Summary of the invention
The problem that the present invention is higher for the cost that exists in the existing Multichannel fusion technology of solution, image non-standard resolution can produce distortion, refresh rate is lower, and then a kind of multichannel desktop Fusion Edges correcting digital Play System is provided.For this reason, the invention provides following technical scheme:
Multichannel desktop Fusion Edges correcting digital Play System comprises projection display apparatus and the viewing hardware that liquid crystal forms, and also comprises:
Be used for the grid model with pending image mapped to a three dimensions, and by shellfish plug curve, described grid model carried out the space geometry distortion, then by secondary gammar curve, the pending image in described grid model is carried out Fusion Edges;
Be used for and output to the split screen device of described viewing hardware by the split screen device through the pending image of described Fusion Edges.
Multichannel desktop Fusion Edges correcting digital Play System provided by the invention, only need a multi-media signal processor that vision signal is processed, need not a plurality of intermediate treatment facilities, under lower cost, fast, accurately the nonlinear geometry of control chart picture is out of shape and the overlapping edge fusion treatment, and can process the computer desktop signal, allow many projected pictures and computer desktop complete seamless spliced.Therefore high than traditional Play System treatment effeciency and reduced the delay of vision signal output.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the multichannel desktop Fusion Edges correcting digital Play System that provides of the specific embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The specific embodiment of the present invention provides a kind of multichannel desktop Fusion Edges correcting digital Play System, as shown in Figure 1, comprises projection display apparatus and the viewing hardware 1 that liquid crystal forms, and also comprises:
Be used for the grid model with pending image mapped to a three dimensions, and by shellfish plug curve, grid model is carried out the space geometry distortion, then by secondary gammar curve, the pending image in grid model is carried out the multi-media signal processor 2 of Fusion Edges;
Be used for and output to the split screen device 3 of viewing hardware 1 by the split screen device through the pending image of Fusion Edges.
The principle of the multichannel desktop Fusion Edges correcting digital Play System that this embodiment provides is by DirectShow being gathered the exploitation of function, deposit image data in high-speed cache, and simulate a WDM driving model, again buffer memory is inserted in this model, thereby reach a video acquisition driver.Remove again to access this driver by fusion software like this, and with on the grid model in image mapped to a three dimensions, by the Bei Saier curve principle in graphics, grid model is carried out space geometry distortion, so just can correct projecting on the medium of arbitrary shape.Then utilize conic section gammar curve to carry out the corresponding circle of sensation Fusion Edges to the image in grid model.To utilize at last the double end output function of video card, 3 passages of every output, 6 passages altogether.Accomplish that at last single computer just completes 6 Channel Synchronous windows desktops outputs, geometric correction and Fusion Edges.Fix thereby solve capture card resolution, picking rate waits problem slowly.
The real-time ultrahigh resolution picture of the multichannel desktop Fusion Edges correcting digital Play System support acquisition technique that this embodiment provides, the highest support of output total resolution is 7680*1024; Accurately the distortion of the nonlinear geometry of control chart picture and overlapping edge fusion treatment, can allow many projected pictures complete seamless spliced.To the signal rows digitized processing of any input computer, then multiwindow or full frame demonstration the as required, support window pulls, and allows no longer function singleness of large-screen, can carry out meeting, scientific research, education, exploration, many-sided purposes such as monitoring.Built-in media play owing to using the special number treatment technology, only needs a high-performance multi-media signal processor complete playback process without cold circuit, need not the multiple pc collaborative work, and physics is accomplished without any delay phenomenon.Can pursue the position of pixel to the projection frame out in tens minutes, the adjustings such as size guarantee that picture recovers seamless perfect splicing effect within the shortest time.Therefore, shorten preventive maintenance time, let the system operate in normal environment.
Multi-media signal processor provided by the invention can be exported 6 passage DVI or VGA signal, output interface signal: digital DVI or analog rgb, the processing reaction time is less than 10ms, the non-linear geometry correction digitized image is to the computer desktop resampling, the digitlization of Fusion Edges full angle, primary colours correcting digital, the color balance digitlization, colour correction digitlization, grid generate applicable all widescreens, post screen, ball screen etc., grid control protocol Socket UDP.R232 interface baud rate: 9600; Check digit: nothing; Data bit: 8; Position of rest: 1.Support the various video input pattern, comprise composite video (DVD or camera signals), computer video (pcs signal VGA or DVI) etc.Wherein, composite video can be realized the self-adaptive computer video, can support nearly all common display resolution at present, supports that multichannel gathers simultaneously.Support the User Defined signal mode, support the 1080P high-definition digital video.Controller provides the RGB/DVI output interface, and output format and resolution are optional.
The real-time ultrahigh resolution picture of the multichannel desktop Fusion Edges correcting digital Play System support acquisition technique that this embodiment provides, the highest support of output total resolution is 7680*1024; Accurately the distortion of the nonlinear geometry of control chart picture and overlapping edge fusion treatment, can allow many projected pictures complete seamless spliced, can build 120 degree to the audio-visual space of 360 degree.。To the signal rows digitized processing of any input computer, then multiwindow or full frame demonstration the as required, support window pulls, and allows no longer function singleness of large-screen, can carry out meeting, scientific research, education, exploration, many-sided purposes such as monitoring.Built-in media play owing to using the special number treatment technology, only needs a high-performance multi-media signal processor complete playback process without cold circuit, need not the multiple pc collaborative work, and physics is accomplished without any delay phenomenon.Can pursue the position of pixel to the projection frame out in tens minutes, the adjustings such as size, the assurance picture is asking interior recovery seamless perfect splicing effect the most in short-term.Therefore, shorten preventive maintenance time, let the system operate in normal environment.
In the multichannel desktop Fusion Edges correcting digital Play System that this embodiment provides, described multi-media signal processor provides an efficient picture distortion function, utilize it, can to being incident upon any Complex Different Shape environment, can carry out quick non-linear geometry correction.Finally piece together a complete picture, make you easily reach seamless, without " perfection " picture of tearing.
In the multichannel desktop Fusion Edges correcting digital Play System that this embodiment provides, described multi-media signal processor melts by the digit optical piece, to guarantee good brightness effects.And multiple gamma gradual-change mode is provided, also support the User Defined pattern simultaneously.Utilize external cBlack EM equipment module, can easily solve projector and can't complete a complete black picture splicing difficult problem, allow your projected picture " perfect as one " at any time.
In the multichannel desktop Fusion Edges correcting digital Play System that this embodiment provides, described multi-media signal processor is processed by color balance, can eliminate color and luminance difference between projecting apparatus, guarantee that large picture color homogeneous, the brightness of launching are consistent.
In the multichannel desktop Fusion Edges correcting digital Play System that this embodiment provides, described multi-media signal processor is according to user demand, can the controlling projection instrument at the special time switch; Broadcast, the time-out of special time to content stops, sound switch; Special time is opened different lighting systems, other relevant devices such as sound system systems.
In the multichannel desktop Fusion Edges correcting digital Play System that this embodiment provides, described multi-media signal processor can carry out various common filter effect real-time transforms to projected picture, satisfies the special purpose that may run under different occasions.The concrete support: " ripples distortion " filter; " sphere " filter; Filter " discolors "; " watercolor " filter; The Gaussian Blur filter; " edge finding " filter; " sheen " filter; " mosaic " filter.
The above; only be the better embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the embodiment of the present invention discloses; the variation that can expect easily or replacement are within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (3)
1. multichannel desktop Fusion Edges correcting digital Play System, comprise projection display apparatus and the viewing hardware that liquid crystal forms, and it is characterized in that, also comprises:
Be used for the grid model with pending image mapped to a three dimensions, and by shellfish plug curve, described grid model carried out the space geometry distortion, then by secondary gammar curve, the pending image in described grid model is carried out Fusion Edges;
Be used for and output to the split screen device of described viewing hardware by the split screen device through the pending image of described Fusion Edges.
2. multichannel desktop Fusion Edges correcting digital Play System according to claim 1, is characterized in that, this system also comprises:
The surround sound audio amplifier that is connected with described multi-media signal processor.
3. multichannel desktop Fusion Edges correcting digital Play System according to claim 1, is characterized in that, described system acquisition computer key frame, and the mapping model texture mapping images in the cylindricality curtain.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012103915361A CN103179364A (en) | 2012-10-16 | 2012-10-16 | Multichannel desktop edge blending revising digital playing system |
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| CN2012103915361A CN103179364A (en) | 2012-10-16 | 2012-10-16 | Multichannel desktop edge blending revising digital playing system |
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| CN2012103915361A Pending CN103179364A (en) | 2012-10-16 | 2012-10-16 | Multichannel desktop edge blending revising digital playing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303478A (en) * | 2016-08-24 | 2017-01-04 | 苏州晟迹软件设计有限公司 | Multichannel image splicing emerging system |
| CN108111829A (en) * | 2017-12-26 | 2018-06-01 | 云南视广科技有限公司 | A kind of method for merging picture edge |
-
2012
- 2012-10-16 CN CN2012103915361A patent/CN103179364A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| ZIJIAN SONG, GUANGHONG GONG: "Research on Key Techniques For Multi-Projector Display Wall", 《INDIN》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303478A (en) * | 2016-08-24 | 2017-01-04 | 苏州晟迹软件设计有限公司 | Multichannel image splicing emerging system |
| CN108111829A (en) * | 2017-12-26 | 2018-06-01 | 云南视广科技有限公司 | A kind of method for merging picture edge |
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Application publication date: 20130626 |