CN104284099A - Large-screen display method and system based on multi-channel input - Google Patents
Large-screen display method and system based on multi-channel input Download PDFInfo
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- CN104284099A CN104284099A CN201410476282.2A CN201410476282A CN104284099A CN 104284099 A CN104284099 A CN 104284099A CN 201410476282 A CN201410476282 A CN 201410476282A CN 104284099 A CN104284099 A CN 104284099A
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Abstract
The invention discloses a large-screen display method and system based on multi-channel input. The method includes the following steps that a video data source and the display screen number input by multiple channels are acquired; the video data source is played in a full-screen mode through a virtual display screen; video data cutting is conducted on the video content played in the full-screen mode according to the display screen number; according to display screen configuration parameters, the attributes of video source data and attribution information of display devices, cut video data are converted, wherein the display screen configuration parameters, the attributes of the video source data and the attribution information of the display devices are input by the channels; the converted video data are transmitted corresponding to the displayed channels at the same time; the converted video data are displayed through display screens. According to the method, based on a virtual machine, the video data source is cut according to the display screen number, so that full-screen reoccurrence of a video file on the display screens of the channels is guaranteed, the resolution is prevented from being limited by the display screens, and meanwhile, combined display is achieved through the output display devices.
Description
Technical field
The present invention relates to field of computer technology, be specifically related to a kind of method and system based on the display of multichannel input large-size screen monitors.
Background technology
Current video playback and display system are generally at a computer independent operating, along with the development of virtual reality and video display show business, improve constantly the requirement of display quality, the demand for superelevation rate audio/video player system, oversize display system is respectively also more and more higher.
Traditional video playback and display system are owing to being subject to the restriction of display screen resolution, and the resolution of video file is generally less than the resolution of display screen.And can only show in the screen of rectangle plane again, even if after employing high-speed programmable hardware device or precision optical instrument, the curve screens display of rule also can only be projected to.Adopt hardware device or optical instrument not only to significantly increase system cost, reduce display quality, and be subject to the restriction of technical method, cannot solve resolution low, brightness is low, equipment install, use, difficult in maintenance, the drawbacks such as poor expandability, cannot meet large-scale application demand.
Summary of the invention
The object of the present invention is to provide a kind of method and system based on the display of multichannel input large-size screen monitors, the display screen be spliced by multiple passage, overcomes the problems such as resolution is low, poor expandability, cost are high, display quality is poor.
The invention provides a kind of method based on the display of multichannel input large-size screen monitors, comprise the steps:
Obtain the display screen quantity of video data source and multichannel input;
Virtual display is utilized to carry out broadcasting all over the screen to video data source;
According to display screen quantity, video data cutting is carried out to the video content of broadcasting all over the screen;
According to multichannel input display screen configuration parameter, the attribute of video source data, the attribute information of display device by cutting after video data carry out data transaction;
Video data after conversion is corresponded to shown passage transmit simultaneously;
Display screen shows the video data after conversion.
Video data after cutting is carried out data transaction and comprises by the described display screen configuration parameter according to multichannel input, the attribute of video source data, the attribute information of display device:
Carry out geometric correction, color correction, Fusion Edges.
Described video data source is the video data source of local storage or the video data source for far-end transmission.
The video data source of described far-end transmission is source, video data or is network video data source.
Accordingly, the embodiment of the present invention additionally provides a kind of system based on the display of multichannel input large-size screen monitors, comprising:
Acquisition module, for obtaining the display screen quantity of video data source and multichannel input;
Virtual display module, carries out broadcasting all over the screen for utilizing virtual display to video data source;
Video cutting module, for carrying out video data cutting according to display screen quantity to the video content of broadcasting all over the screen;
Data conversion module, for input according to multichannel display screen configuration parameter, the attribute of video source data, the attribute information of display device by cutting after video data carry out data transaction;
Transport module, transmits for the video data after conversion is corresponded to shown passage simultaneously;
Display module, for showing the video data after conversion based on display screen.
Described data conversion module is also for carrying out geometric correction, color correction, Fusion Edges.
Described video data source is the video data source of local storage or the video data source for far-end transmission.
The video data source of described far-end transmission is source, video data or is network video data source.
Above technology can be found out, by the acquisition to video file, video data source is cut according to display screen quantity based on virtual machine, thus ensured all over the screen reproduction of video file on multi-tiled display screen, also the restriction of display screen to resolution is solved, and output to multiple display screen and form an overall picture, thus solve the restriction of display screen to resolution, the combination display of multiple output display units simultaneously owing to adopting.The present invention adopts software simulating, does not need special hardware and optical device, can greatly reduce costs.
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 or description of the prior art 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 the method flow diagram based on the display of multichannel input large-size screen monitors in the embodiment of the present invention;
Fig. 2 is the system configuration schematic diagram based on the display of multichannel input large-size screen monitors in 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, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 shows the method flow diagram based on the display of multichannel input large-size screen monitors in the embodiment of the present invention, this multichannel is connected to corresponding display screen, namely each passage is connected with a display screen, multichannel one end obtains video data source, after the video data source of acquisition is carried out data cutting, be input on display screen based on multiple passage, complete the Presentation Function of large-size screen monitors, it comprises the steps:
S101: the display screen quantity obtaining video data source and multichannel input;
One end of system is used for obtaining video data source, and one end and multichannel display screen are connected to, and system can obtain video data source, and these data sources can be the local video data sources stored, and also can be the video data source of far-end transmission.If the local video data source stored, then directly can call local storage resources and carry out video playback; If communicate with television system end or network system end, then system end can carry out the broadcasting of data to TV data source or network video data source.
S102: utilize virtual display to carry out broadcasting all over the screen to video data source;
S103: video data cutting is carried out to the video content of broadcasting all over the screen according to display screen quantity;
It should be noted that there is contrast relationship between display screen here and virtual display, overall large-size screen monitors meet rectangle and overall virtual display has corresponding relation, the display screen having several little in overall large-size screen monitors, here small display and the corresponding proportionate relationship between virtual display, system can be allowed automatically to realize the cutting of video content, and meet the broadcasting of overall large-size screen monitors.
S104: according to multichannel input display screen configuration parameter, the attribute of video source data, the attribute information of display device by cutting after video data carry out data transaction;
Because the data parameters etc. of large-size screen monitors display needs process, system can carry out the steps such as geometric correction, color correction, Fusion Edges, and it completes coupling according to display screen configuration, the data of video source data, the attribute information of display device.
S105: the video data after conversion is corresponded to shown passage and transmits simultaneously;
S106: display screen shows the video data after conversion.
Realize by the way, cut with mating of large-screen based on virtual display, complete data transaction, large-size screen monitors display can be realized.
Accordingly, Fig. 2 shows the system configuration schematic diagram based on the display of multichannel input large-size screen monitors in the embodiment of the present invention, comprising:
Acquisition module 201, for obtaining the display screen quantity of video data source and multichannel input;
Virtual display module 202, carries out broadcasting all over the screen for utilizing virtual display to video data source;
Video cutting module 203, for carrying out video data cutting according to display screen quantity to the video content of broadcasting all over the screen;
Data conversion module 204, for input according to multichannel display screen configuration parameter, the attribute of video source data, the attribute information of display device by cutting after video data carry out data transaction;
Transport module 205, transmits for the video data after conversion is corresponded to shown passage simultaneously;
Display module 206, for showing the video data after conversion based on display screen.
It should be noted that, data conversion module 204 is here also for carrying out geometric correction, color correction, Fusion Edges.Here video data source is the video data source of local storage or the video data source for far-end transmission; The video data source of far-end transmission is here source, video data or is network video data source.
To sum up, the present invention is by the acquisition to video file, video data source is cut according to display screen quantity based on virtual machine, thus ensured all over the screen reproduction of video file on multi-tiled display screen, also the restriction of display screen to resolution is solved, and output to multiple display screen and form an overall picture, thus solve the restriction of display screen to resolution, the combination display of multiple output display units simultaneously owing to adopting.The present invention adopts software simulating, does not need special hardware and optical device, can greatly reduce costs.。
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is that the hardware that can carry out instruction relevant by program has come, this program can be stored in a computer-readable recording medium, storage medium can comprise: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD etc.
Above the method and system based on the display of multichannel input large-size screen monitors that the embodiment of the present invention provides are described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (8)
1., based on a method for multichannel input large-size screen monitors display, it is characterized in that, comprise the steps:
Obtain the display screen quantity of video data source and multichannel input;
Virtual display is utilized to carry out broadcasting all over the screen to video data source;
According to display screen quantity, video data cutting is carried out to the video content of broadcasting all over the screen;
According to multichannel input display screen configuration parameter, the attribute of video source data, the attribute information of display device by cutting after video data carry out data transaction;
Video data after conversion is corresponded to shown passage transmit simultaneously;
Display screen shows the video data after conversion.
2. as claimed in claim 1 based on the method for multichannel input large-size screen monitors display, it is characterized in that, the video data after cutting is carried out data transaction and comprises by the described display screen configuration parameter according to multichannel input, the attribute of video source data, the attribute information of display device:
Carry out geometric correction, color correction, Fusion Edges.
3. as claimed in claim 1 based on the method for multichannel input large-size screen monitors display, it is characterized in that, described video data source is the video data source of local storage or the video data source for far-end transmission.
4. as claimed in claim 3 based on the method for multichannel input large-size screen monitors display, it is characterized in that, the video data source of described far-end transmission is source, video data or is network video data source.
5., based on a system for multichannel input large-size screen monitors display, it is characterized in that, comprising:
Acquisition module, for obtaining the display screen quantity of video data source and multichannel input;
Virtual display module, carries out broadcasting all over the screen for utilizing virtual display to video data source;
Video cutting module, for carrying out video data cutting according to display screen quantity to the video content of broadcasting all over the screen;
Data conversion module, for input according to multichannel display screen configuration parameter, the attribute of video source data, the attribute information of display device by cutting after video data carry out data transaction;
Transport module, transmits for the video data after conversion is corresponded to shown passage simultaneously;
Display module, for showing the video data after conversion based on display screen.
6., as claimed in claim 5 based on the system of multichannel input large-size screen monitors display, it is characterized in that, described data conversion module is also for carrying out geometric correction, color correction, Fusion Edges.
7. as claimed in claim 5 based on the system of multichannel input large-size screen monitors display, it is characterized in that, described video data source is the video data source of local storage or the video data source for far-end transmission.
8. as claimed in claim 7 based on the method for multichannel input large-size screen monitors display, it is characterized in that, the video data source of described far-end transmission is source, video data or is network video data source.
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| CN105100658A (en) * | 2015-08-13 | 2015-11-25 | 上海智物信息技术有限公司 | Multi-screen display control method and control system |
| CN105245938A (en) * | 2015-09-30 | 2016-01-13 | 努比亚技术有限公司 | Device and method for playing multimedia files |
| CN110244982A (en) * | 2018-03-09 | 2019-09-17 | 浙江宇视科技有限公司 | Data reconstruction method and device |
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| CN104284099B (en) | 2018-03-27 |
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Address after: 511400 Building 302, Tian'an Science Park Headquarters, 555 North Panyu Avenue, Donghuan Street, Panyu District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU CREATEVIEW OPTOELECTRONICS TECHNOLOGY CO., LTD. Address before: 510000 Dawei Industrial Zone, Shibei Avenue, Dashi Town, Guangzhou City, Guangdong Province Patentee before: Guangzhou CreateView Optoelectronics Technology Co., Ltd. |