CN102523409A - Equipment and system for controlling image splicing function of projector based on digital multiplex (DMX) protocol - Google Patents
Equipment and system for controlling image splicing function of projector based on digital multiplex (DMX) protocol Download PDFInfo
- Publication number
- CN102523409A CN102523409A CN201110376335XA CN201110376335A CN102523409A CN 102523409 A CN102523409 A CN 102523409A CN 201110376335X A CN201110376335X A CN 201110376335XA CN 201110376335 A CN201110376335 A CN 201110376335A CN 102523409 A CN102523409 A CN 102523409A
- Authority
- CN
- China
- Prior art keywords
- dmx
- equipment
- image processing
- interface
- dmx signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Controls And Circuits For Display Device (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses equipment and a system for controlling an image splicing function of a projector based on a digital multiplex (DMX) protocol. The equipment comprises a DMX signal receiving processing circuit, a microprogrammed control unit (MCU) micro processor circuit, an image processing module, projection set equipment, a motor driving circuit, a DMX signal input interface, storage equipment and a video input interface, and is characterized in that: the DMX signal receiving processing circuit comprises the DMX signal input interface; the MCU micro processor circuit is connected with circuits of the image processing module, the projection set equipment and the motor driving circuit; the image processing circuit is connected with an interface of the storage equipment, the video input interface and the projection set equipment; in the system, a standard DMX interface is adopted, and is compatible with a DMX interface of a lamp; and the projection equipment and the image splicing function of the projection equipment are controlled by a DMX signal, and a plurality of sets of projection equipment can be simultaneously used for projecting pictures and splicing a relatively large image, and can coordinatively work with digital light equipment under the control of the DMX signal, so that integrated show and control can be realized.
Description
Technical field
The present invention relates to control the equipment and the systems technology field of projector's picture mosaic; It is the technology that equipment and system with the DMX agreement control projector's picture mosaic; Being a kind ofly to realize the equipment and the system of perfect seamless picture mosaic based on many projectors of DMX agreement control, exactly is the equipment and the system of the picture mosaic of a kind of DMX protocol control projector.
Background technology
At present, projection application is extensive, like family, commerce, industry, factory, cinema etc. utilization is arranged all.But the size of images that projects of present projector equipment is all fixed; If the image of projection is bigger; Can only use many projectors more than to do the picture mosaic splicing, the projector equipment on the existing market all need pass through computer PC or media server; Could handle image processing functions such as picture mosaic, edge fusion, picture correction, special effect processing, its function, complicated operation and with high costs.
DMX is the abbreviation of Digital Multiplex, and Chinese translation is " a digital multiplex agreement ", has obtained at present countries in the world and has produced admitting of light of stage equipment vendors and observe, as a kind of digital modulation photocontrol agreement of extensive employing.That is to say,, just can realize digitized light control as long as each controlled light unit meets the requirement of this agreement.
The control signal of DMX-512 or DMX-512A is a unit with " frame ", and every frame data can drive 512 lighting circuits at most, is also referred to as 512 DMX passages in the industry.Effective DMX numerical value of each DMX passage is between 0-255, and this characteristic of DMX allows people to realize the linearity light adjusting to lighting circuit through regulating DMX light modulation numerical value.Such as, the present more and more LED light units of widespread.The DMX controller is exactly a kind of equipment that continuously sends the DMX control signal to controlled light units.Light of stage control teacher can design, edit the light control program of each performance scene in advance for certain performance thus, and promptly a section DMX control signal is stored in each DMX controller then; After the performance beginning; Only need to start the DMX controller of corresponding each performance scene, light units will soon be deduced according to design in advance before the lights, and will be simple to operation; The performance scene lamp light control method that this utilization DMX agreement realizes, having become becomes more and more popular.
Summary of the invention
The object of the invention; Be to solve projector equipment of the prior art and need could handle image processing functions such as picture mosaic, edge fusion, picture correction, special effect processing through computer PC or media server; And a kind of support DMX agreement is provided; Can use the DMX signal to control the function of the image processing such as picture mosaic of projector equipment; Promptly need not through the computer PC media server, only this projector equipment promptly can be realized the function of image processing such as picture mosaic, edge fusion, picture correction, special effect processing through the DMX signal, and projector equipment in the present technique and the well collaborative work under the DMX agreement of digital modulation light device.
This equipment and system; DMX signal receiving processing circuit, MCU microcontroller circuit, image processing module, projective module group equipment, motor-drive circuit, DMX signal input interface, memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device), video input interface have been comprised.
Preferential execution mode is that said DMX signal receiving processing circuit has comprised the DMX signal input interface.
Preferential execution mode is that the MCU microcontroller circuit has comprised with described image processing module, projective module group equipment and motor-drive circuit and being connected.
Preferential execution mode is, image processing circuit has comprised with memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device) interface and video input interface and being connected.
Preferential execution mode is that video input interface can be VGA, DVI, HDMI, S-Video, CVBS, Ethernet (ArtNet).
Preferential execution mode is that image processing circuit has comprised with the projective module group equipment and being connected.
Technical characterictic of the present invention can be summarized as:
The present invention is based on the equipment and the system of the picture mosaic of DMX protocol control projector; DMX signal receiving processing circuit, MCU microcontroller circuit, image processing module, projective module group equipment, motor-drive circuit, DMX signal input interface, memory device, video input interface have been comprised; It is characterized in that: said DMX signal receiving processing circuit has comprised the DMX signal input interface; The MCU microcontroller circuit has comprised with described image processing module, projective module group equipment and motor-drive circuit and being connected; Image processing circuit has comprised with storage device interface and video input interface and being connected that image processing circuit has comprised with the projective module group equipment and being connected; This system adopts the DMX interface of standard, and with light fixture DMX interface compatibility; Use the DMX signal to control the picture mosaic of projector equipment, thereby make the projection together of many projector equipments, be spliced into bigger image, and need not, realize perfect seamless picture mosaic through computer PC or media server; Use the DMX signal; Can control the image processing of projective module group equipment, fall as: image cutting, shape adjustments (adjustment, curved surface correction adjustment etc. are revised in the plane), edge merge, color adjustment, multi-layer image mix, transparency is adjusted, trick play (rotation, kaleidoscope, stretching etc.); Image processing module is connected with memory device or video input, and image processing module can directly read image built-in in the memory device or video file.
The equipment and the system that are based on the picture mosaic of DMX protocol control projector of embodiment of the present invention; Can use the DMX signal to control the picture mosaic of projector equipment; Thereby make the projection together of many projector equipments; Be spliced into bigger image, and can collaborative work under the DMX signal controlling with the digital modulation light device, realize incorporate performance and control.
Description of drawings:
Fig. 1 connects simplified schematic diagram for system of the present invention
01 expression DMX signal receiving processing circuit, 02 expression MCU microcontroller circuit, 03 expression memory device, 04 presentation video processing module, 05 expression projective module group equipment, 06 expression motor-drive circuit among the figure.
Fig. 2 is the Organization Chart of one of example that practices of the present invention
A1, A2, A3, A4 represent projector apparatus and the corresponding image that casts out among the figure.
Embodiment:
For the object of the invention, function and structural feature are had more detailed understanding.Do further to specify.
The present invention is based on the equipment and the system of the picture mosaic of DMX protocol control projector; DMX signal receiving processing circuit, MCU microcontroller circuit, image processing module, projective module group equipment, motor-drive circuit, DMX signal input interface, memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device), video input interface have been comprised.It is characterized in that: said DMX signal receiving processing circuit has comprised the DMX signal input interface; The MCU microcontroller circuit has comprised with described image processing module, projective module group equipment and motor-drive circuit and being connected; Image processing circuit has comprised with storage device interface and video input interface and being connected that image processing circuit has comprised with the projective module group equipment and being connected; This system adopts the DMX interface of standard, and with light fixture DMX interface compatibility; Use the DMX signal to control the picture mosaic of projector equipment and projector equipment; Thereby make the projection together of many projector equipments; And be spliced into bigger image (see figure 2), and can collaborative work under the DMX signal controlling with the digital modulation light device, realize incorporate performance and control.Use the DMX signal; Can handle various image processing effects through the control image processing module; For example: image cutting, shape adjustments (adjustment, curved surface correction adjustment etc. are revised in the plane), edge merge, color adjustment, multi-layer image mix, transparency adjustment, trick play (rotation, kaleidoscope, stretching etc.), also can control projector equipment motor-driven function (for example: level, vertically, functions such as focusing, convergent-divergent, shading)
The present invention is a technology of controlling projector's picture mosaic with the DMX agreement; Exactly be a kind ofly to realize the system of picture mosaics, present invention includes built-in image of image processing, projective module group equipment, motor-drive circuit, video input (can be the input of VGA, DVI, HDMI, S-Video, CVBS, Ethernet interface modes such as (ArtNet)), memory device (for example: CF card, SD card, USB external storage equipment etc.) or video file, MCU microcontroller circuit, DMX signal receiving processing circuit based on many projector apparatus of DMX agreement control.Equipment of the present invention is supported the DMX agreement, can use the DMX signal to control, thereby make many projector equipments need not through computer PC or media server, just can realize perfect seamless picture mosaic.And can collaborative work under the DMX signal controlling with the digital modulation light device.
As shown in Figure 1; The equipment and the system of the picture mosaic of a kind of DMX protocol control projector of the present invention; DMX signal receiving processing circuit, MCU microcontroller circuit, image processing module, projective module group equipment, motor-drive circuit, DMX signal input interface, memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device), video input interface have been comprised.
DMX signal receiving processing circuit is connected with the MCU microcontroller circuit, and the DMX signal is delivered to the MCU microcontroller circuit via the input of DMX signaling interface via DMX signal receiving processing circuit.
MCU microcontroller circuit and image processing module and projective module group equipment and motor-drive circuit are connected; Different DMX signals; After can handling by the MUC microcontroller circuit; Can select built-in image of memory device or video file or external video inputs to image processing module, can carry out various image processing through the control image processing module, and need not through computer PC or media server.
The projective module group equipment is connected with image processing module, when the projective module group equipment when image processing module reads the information of broadcast, image processing module reads corresponding play content from memory device or video input.Wherein, image processing module is connected with memory device.
Through different DMX signals, can also control motor-drive circuit, realize action conversion such as the level of projector equipment, vertical, focusing, convergent-divergent, shading.But not only be confined to above-mentioned function.
Thus, light of stage control teacher or user just can only use many projector apparatus just can carry out perfect seamless picture mosaic and image processing to image, and need not through computer PC or media server through the technology of DMX signal.Also can realize incorporate performance and control so that projector equipment and digital modulation light device can collaborative works under the DMX signal controlling.This employing DMX signal is unified central controlled method, with intensity that reduces the stagehand greatly and operative skill requirement.
In a word, above-mentioned execution mode is not to concrete restriction of the present invention, and the structure that all are similar with technical scheme of the present invention all should belong to protection scope of the present invention.
Claims (5)
1. the equipment and the system of DMX protocol control projector picture mosaic; DMX signal receiving processing circuit, MCU microcontroller circuit, image processing module, projective module group equipment, motor-drive circuit, DMX signal input interface, memory device, video input interface have been comprised; It is characterized in that: said DMX signal receiving processing circuit has comprised the DMX signal input interface; The MCU microcontroller circuit has comprised with described image processing module, projective module group equipment and motor-drive circuit and being connected; Image processing circuit has comprised with storage device interface and video input interface and being connected that image processing circuit has comprised with the projective module group equipment and being connected.
2. the equipment and the system of a kind of DMX protocol control projector according to claim 1 picture mosaic is characterized in that: this system adopts the DMX interface of standard, and with light fixture DMX interface compatibility.
3. the equipment and the system of a kind of DMX protocol control projector according to claim 1 picture mosaic; It is characterized in that: use the DMX signal to control the picture mosaic of projector equipment; Thereby make the projection together of many projector equipments; Be spliced into bigger image, and need not, realize perfect seamless picture mosaic through computer PC or media server.
4. the equipment and the system of a kind of DMX protocol control projector according to claim 1 picture mosaic is characterized in that: use the DMX signal, can control the image processing of projective module group equipment.
5. the equipment and the system of a kind of DMX protocol control projector according to claim 1 picture mosaic; It is characterized in that: image processing module is connected with memory device or video input, and image processing module can directly read image built-in in the memory device or video file.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110376335XA CN102523409A (en) | 2011-11-22 | 2011-11-22 | Equipment and system for controlling image splicing function of projector based on digital multiplex (DMX) protocol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110376335XA CN102523409A (en) | 2011-11-22 | 2011-11-22 | Equipment and system for controlling image splicing function of projector based on digital multiplex (DMX) protocol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102523409A true CN102523409A (en) | 2012-06-27 |
Family
ID=46294191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110376335XA Pending CN102523409A (en) | 2011-11-22 | 2011-11-22 | Equipment and system for controlling image splicing function of projector based on digital multiplex (DMX) protocol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102523409A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103533317A (en) * | 2013-10-11 | 2014-01-22 | 中影数字巨幕（北京）有限公司 | Digital movie projection system and method |
| WO2020029437A1 (en) * | 2018-08-09 | 2020-02-13 | 广州达森灯光股份有限公司 | Projector based on lighting control data transmission protocol and control system thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2752813Y (en) * | 2004-12-10 | 2006-01-18 | 广东威创日新电子有限公司 | Seamless split large screen projector |
| US20090096993A1 (en) * | 2007-10-10 | 2009-04-16 | American Dj Supply, Inc. | Display projector for textual signage |
| CN101800872A (en) * | 2010-02-12 | 2010-08-11 | 周雅概 | Equipment based on DMX protocol control projector and system |
| CN201947404U (en) * | 2010-04-12 | 2011-08-24 | 范治江 | Panoramic video real-time splice display system |
| CN102231796A (en) * | 2011-06-17 | 2011-11-02 | 佛山市毅丰电器实业有限公司 | Device and system for controlling camera based on digital multiplex (DMX)protocol |
| CN202424899U (en) * | 2011-11-22 | 2012-09-05 | 佛山市毅丰电器实业有限公司 | DMX (digital multiplex) protocol controlled projector image splicing equipment and system |
-
2011
- 2011-11-22 CN CN201110376335XA patent/CN102523409A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2752813Y (en) * | 2004-12-10 | 2006-01-18 | 广东威创日新电子有限公司 | Seamless split large screen projector |
| US20090096993A1 (en) * | 2007-10-10 | 2009-04-16 | American Dj Supply, Inc. | Display projector for textual signage |
| CN101800872A (en) * | 2010-02-12 | 2010-08-11 | 周雅概 | Equipment based on DMX protocol control projector and system |
| CN201947404U (en) * | 2010-04-12 | 2011-08-24 | 范治江 | Panoramic video real-time splice display system |
| CN102231796A (en) * | 2011-06-17 | 2011-11-02 | 佛山市毅丰电器实业有限公司 | Device and system for controlling camera based on digital multiplex (DMX)protocol |
| CN202424899U (en) * | 2011-11-22 | 2012-09-05 | 佛山市毅丰电器实业有限公司 | DMX (digital multiplex) protocol controlled projector image splicing equipment and system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103533317A (en) * | 2013-10-11 | 2014-01-22 | 中影数字巨幕（北京）有限公司 | Digital movie projection system and method |
| CN103533317B (en) * | 2013-10-11 | 2016-06-22 | 中影数字巨幕（北京）有限公司 | Digital film projector system and method |
| WO2020029437A1 (en) * | 2018-08-09 | 2020-02-13 | 广州达森灯光股份有限公司 | Projector based on lighting control data transmission protocol and control system thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20200218140A1 (en) | Indoor Intelligent Home Stereo Projector with 360-Degree Rotation | |
| EP3225903B1 (en) | Intelligent projection light bulb and interactive and intelligent projection method thereof | |
| CN111711804B (en) | FPGA prototype verification platform for digital micromirror device driving chip | |
| US20060067673A1 (en) | Projector device, and photographing method and program of projected image | |
| CN201547591U (en) | Desk lamp with projection function | |
| CN203397547U (en) | Multifunctional intelligent interactive teaching machine | |
| CN203399203U (en) | Multi-interface DLP minisized intelligent projector supporting Wifi | |
| CN203275866U (en) | Projector | |
| CN102523409A (en) | Equipment and system for controlling image splicing function of projector based on digital multiplex (DMX) protocol | |
| CN101800872A (en) | Equipment based on DMX protocol control projector and system | |
| CN202424899U (en) | DMX (digital multiplex) protocol controlled projector image splicing equipment and system | |
| CN202870456U (en) | Household projector | |
| US20130182187A1 (en) | Apparatus and system for controlling photomosaic of projector with dmx protocol | |
| CN208623757U (en) | A kind of image mosaic emerging system | |
| CN216700149U (en) | Image output control system based on android system | |
| CN202872960U (en) | Intelligentized and small-sized DLP acoustic image projector | |
| CN101794612B (en) | DVD playing device supporting projection display | |
| CN207882640U (en) | A kind of desktop type radium touches micro- optical projection system | |
| CN203275867U (en) | Projector | |
| CN203799167U (en) | Novel intelligent portable micro projector | |
| CN201608815U (en) | Equipment and system controlling projector based on DMX protocol | |
| CN106527023A (en) | Automatic focusing projector | |
| CN202583949U (en) | Miniature projection computer | |
| US8353597B2 (en) | Device and system which control a projector based on a digital multiplex protocol | |
| CN217957209U (en) | Immersion type circular screen projection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120627 |