CN111107334B - Intelligent projection display high-definition image method - Google Patents
Intelligent projection display high-definition image method Download PDFInfo
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- CN111107334B CN111107334B CN201911420862.9A CN201911420862A CN111107334B CN 111107334 B CN111107334 B CN 111107334B CN 201911420862 A CN201911420862 A CN 201911420862A CN 111107334 B CN111107334 B CN 111107334B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3179—Video signal processing therefor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3179—Video signal processing therefor
- H04N9/3185—Geometric adjustment, e.g. keystone or convergence
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Abstract
The invention discloses a method for intelligently displaying a high-definition image by projection, which comprises the following steps: 6m182 opto-mechanical system starts; finishing initialization of a UART port; the system enters a standby state; judging whether to start the driving system, if not, standing by, and if the driving system is started successfully, sending a lightening projection command to enable the driving system to enter a working mode; after the system enters the running mode, the projection mode, the trapezoidal correction and the highlight mode of the projection system can be controlled and the gamma curve can be adjusted through the UART port; and judging whether the driving system is closed or not, if not, remaining in the running mode, and if so, entering a standby mode. Compared with the prior art, the projection method is controlled through the UART communication port in the MSTAR series 6M182, the optical-mechanical system is started, the state of the optical-mechanical system is controlled, the screen-free projection system is started and closed, and the projection mode, the trapezoidal correction mode, the highlight mode and the gamma curve of the projection system can be controlled through the UART port after the system enters the running mode.
Description
Technical Field
The invention belongs to the field of projection methods, and particularly relates to an intelligent projection display high-definition image method.
Background
The intelligent projector is a projector which is newly added with a wireless wifi internet function and carries an intelligent operating system with an independent UI interface, the carrying of the intelligent operating system in a miniature projector is common, and Android is the earliest intelligent operating system applied to the series of products at present. However, the conventional projector uses a closed operating system developed by a manufacturer, and the functions that can be realized are very limited, and the projector does not have the expansibility similar to an intelligent projector. .
In the published patent 201480074979.5, it is disclosed that when a high-definition display panel is used as an image forming means, an increase in cost and size of a projection lens is suppressed, and a projection lens having an MTF value smaller than a prescribed value with respect to a spatial frequency of the panel is enabled to be used. The projector of the present invention has a DMD for forming an image, a projection lens for projecting the image formed by the DMD onto a projection surface, and a display control unit for controlling an image forming operation of the DMD. The display control unit forms a frame image by sequentially forming a plurality of images by combined pixels (303 a, 303 b), the combined pixels (303 a, 303 b) being formed by a plurality of pixels (302), and when two images formed successively in time are formed, the display control unit forms one image at a position shifted in a prescribed direction by a distance corresponding only to a DMD pixel pitch with respect to the other image.
Disclosure of Invention
The invention aims to provide a method for intelligently projecting and displaying high-definition images, which controls a projection method through a universal asynchronous Receiver Transmitter/Transmitter (UART) communication port in 6M182 (embedded IC chip) of MSTAR (Shenzhen Limited foreign language name in Chengxing software);
in order to achieve the above object, the technical solution of the present invention is as follows.
The invention provides a method for intelligently displaying a high-definition image by projection, which comprises the following steps:
step 101:6m182 opto-mechanical system starts;
step 102: finishing initialization of a UART port;
step 103: the system enters a standby state;
step 104: judging whether to start the driving system, if not, returning to the step 103, and if the driving system is started successfully, executing the step 105;
step 105: sending a lighting projection command to enable the driving system to enter a working mode;
step 106: after the system enters the running mode, the projection mode, the trapezoidal correction and the highlight mode of the projection system and the gamma curve adjustment can be controlled through the UART port;
step 107: judging whether the driving system is closed or not, if not, returning to the step 106, and if so, executing the step 108;
step 108: the system enters standby.
The method comprises the steps of starting the optical-mechanical system, controlling the state of the optical-mechanical system and starting and closing the screenless projection system.
Further, the method of the projection mode is as follows:
step 201: entering a system setting menu;
step 202: sending a projection mode modification command;
step 203: the projection system receives the command and modifies the projection mode as required;
step 204: judging whether to continue to modify the projection mode, if so, returning to the step 202, and if not, executing the step 205;
step 205: and exiting the system setting menu.
The user can modify the projection mode of the optical machine through the system setting menu and flexibly select the projection mode.
Further, the method of the keystone correction is:
step 301: entering a system setting menu;
step 302: sending a modify projection trapezoidal correction command and modifying the projection angle to correct the projection to be square;
step 303: the projection system receives the command and corrects the projection image according to the angle sent by the command;
step 304: judging whether to continue the trapezoidal correction, if so, returning to the step 302, and if so, executing the step 305;
step 305: and exiting the system setting menu.
A user can set a menu through the system to perform trapezoidal correction on projection, so that the projection imaging is clear, and the imaging distortion is reduced.
Further, the method of the highlight mode is as follows:
step 401: entering a system setting menu;
step 402: sending a command to set a highlight mode;
step 403: the projection system receives a command and changes a projection highlight mode;
step 404: judging whether to continue modifying the highlight mode, if so, returning to the step 402, and if not, executing the step 405;
step 405: and exiting the system setting menu.
The user can modify the projected highlight mode through the system setting menu, and select the proper highlight mode according to the brightness of the environment.
Further, the method for adjusting the gamma curve comprises the following steps:
step 501: entering a system setting menu;
step 502: sending a command for modifying the projection gamma curve to make the picture color better;
step 503: the projection system receives the command and adjusts a gamma curve used by projection according to the received command;
step 504: judging whether to continuously modify the gamma curve, if so, returning to the step 502, and if so, executing the step 505;
step 505: and exiting the system setting menu.
A user can modify the gamma curve through the system setting menu and optimize the color of projection imaging by modifying the gamma curve, so that the projection imaging is more attractive.
The invention has the advantages that: compared with the prior art, the projection method is controlled through the UART communication port in the MSTAR series 6M182, the optical-mechanical system is started, the state of the optical-mechanical system is controlled, the screen-free projection system is started and closed, and the projection mode, the trapezoidal correction mode, the highlight mode and the gamma curve of the projection system can be controlled through the UART port after the system enters the running mode.
Drawings
FIG. 1 is a flowchart illustrating the start-up of an opto-mechanical system according to the present invention.
FIG. 2 is a flow chart of a projection mode method of the present invention.
FIG. 3 is a flowchart of a trapezoidal correction method of the present invention.
Fig. 4 is a flow chart of the highlight mode method of the present invention.
FIG. 5 is a flowchart of a method for adjusting gamma curve according to the present invention.
FIG. 6 is a flowchart of an application example of the method for displaying high-definition images by intelligent projection.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Referring to fig. 1, the invention provides a method for intelligently displaying a high-definition image by projection, which comprises the following steps:
step 101:6m182 opto-mechanical system starts;
step 102: finishing initialization of a UART port;
step 103: the system enters a standby state;
step 104: judging whether to start the driving system, if not, returning to the step 103, and if the driving system is started successfully, executing the step 105;
step 105: sending a lighting projection command to enable the driving system to enter a working mode;
step 106: after the system enters the running mode, the projection mode, the trapezoidal correction and the highlight mode of the projection system and the gamma curve adjustment can be controlled through the UART port;
step 107: judging whether the driving system is closed or not, if not, returning to the step 106, and if so, executing the step 108;
step 108: the system enters standby.
The method comprises the steps of starting the optical-mechanical system, controlling the state of the optical-mechanical system and starting and closing the screenless projection system.
Referring to fig. 2, in the present embodiment, the method of the projection mode includes:
step 201: entering a system setting menu;
step 202: sending a projection mode modification command;
step 203: the projection system receives the command and modifies the projection mode as required;
step 204: judging whether to continue to modify the projection mode, if so, returning to the step 202, and if not, executing the step 205;
step 205: and exiting the system setting menu.
The user can modify the projection mode of the optical machine through the system setting menu and flexibly select the projection mode.
Referring to fig. 3, in the present embodiment, the method of the trapezoidal correction is:
step 301: entering a system setting menu;
step 302: sending a modify projection trapezoidal correction command and modifying the projection angle to correct the projection to be square;
step 303: the projection system receives the command and corrects the projection image according to the angle sent by the command;
step 304: judging whether to continue the trapezoidal correction, if so, returning to the step 302, and if so, executing the step 305;
step 305: and exiting the system setting menu.
A user can set a menu through the system to perform trapezoidal correction on projection, so that the projection imaging is clear, and the imaging distortion is reduced.
Referring to fig. 4, in the present embodiment, the method of the highlight mode includes:
step 401: entering a system setting menu;
step 402: sending a command to set a highlight mode;
step 403: the projection system receives a command and changes a projection highlight mode;
step 404: judging whether to continue modifying the highlight mode, if so, returning to the step 402, and if not, executing the step 405;
step 405: and exiting the system setting menu.
The user can modify the projected highlight mode through the system setting menu, and select the proper highlight mode according to the brightness of the environment.
Referring to fig. 5, in the present embodiment, the method for adjusting the gamma curve includes:
step 501: entering a system setting menu;
step 502: sending a command for modifying the projection gamma curve to ensure that the picture color is better;
step 503: the projection system receives the command and adjusts a gamma curve used by projection according to the received command;
step 504: judging whether to continuously modify the gamma curve, if so, returning to the step 502, and if so, executing the step 505;
step 505: and exiting the system setting menu.
A user can modify the gamma curve through a system setting menu and optimize the color of projection imaging through modifying the gamma curve, so that the projection imaging is more attractive.
The following examples of application are given in detail:
referring to fig. 6, a flowchart of an application example of the method for intelligently displaying a high-definition image by projection according to the present invention includes:
step 601:6m182 opto-mechanical system starts;
step 602: finishing initialization of a UART port;
step 603: the system enters a standby state;
step 604: starting a driving system;
step 605: sending a lighting projection command to enable the driving system to enter a working mode;
step 606: entering a system setting menu;
step 607: setting the projection to be in a square rear projection mode;
step 608: the projection system receives the command and modifies the command into a square rear projection mode according to the requirement;
step 609: finishing the modification of the projection mode;
step 610: send a modify projection keystone correction command and modify the projection angle: e.g., -10 °, to correct the projection to be square;
step 611: the projection system receives the command and corrects the projected image according to the angle of-10 degrees sent by the command;
step 612: finishing the trapezoidal correction;
step 613: setting the projection to a highlight mode;
step 614: the projection system receives the command and enters a highlight mode;
step 615: finishing modifying the highlight mode;
step 616: selecting a standard mode to send a command for modifying a projection gamma curve so as to ensure that the picture color is better;
step 617: the projection system receives the command and adjusts the gamma curve of the projection use standard mode according to the received command;
step 618: finishing the modification of the gamma curve;
step 619: and exiting the system setting menu.
Step 620: closing the driving system;
step 621: the system enters standby.
The invention has the advantages that: compared with the prior art, the projection method is controlled through the UART communication port in the MSTAR series 6M182, the optical-mechanical system is started, the state of the optical-mechanical system is controlled, the screen-free projection system is started and closed, and the projection mode, the trapezoidal correction mode, the highlight mode and the gamma curve of the projection system can be controlled through the UART port after the system enters the running mode.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (1)
1. A method for intelligently displaying high-definition images in a projection mode is characterized by comprising the following steps:
step 101:6m182 opto-mechanical system starts;
step 102: finishing initialization of a UART port;
step 103: the system enters a standby state;
step 104: judging whether to start the driving system, if not, returning to the step 103, and if the driving system is started successfully, executing the step 105;
step 105: sending a lighting projection command to enable the driving system to enter a working mode;
step 106: after the system enters the running mode, the projection mode, the trapezoidal correction and the highlight mode of the projection system and the gamma curve adjustment can be controlled through the UART port;
step 107: judging whether the driving system is closed or not, if not, returning to the step 106, and if so, executing the step 108;
step 108: the system enters standby;
the highlight mode method comprises the following steps:
step 401: entering a system setting menu;
step 402: sending a command to set a highlight mode;
step 403: the projection system receives a command and changes a projection highlight mode;
step 404: judging whether to continue modifying the highlight mode, if so, returning to the step 402, and if not, executing the step 405;
step 405: exiting the system setting menu;
the method for adjusting the gamma curve comprises the following steps:
step 501: entering a system setting menu;
step 502: sending a command for modifying the projection gamma curve to make the picture color better;
step 503: the projection system receives the command and adjusts a gamma curve used by projection according to the received command;
step 504: judging whether to continuously modify the gamma curve, if so, returning to the step 502, and if so, executing the step 505;
step 505: exiting the system setup menu;
the projection mode method comprises the following steps:
step 201: entering a system setting menu;
step 202: sending a projection mode modification command;
step 203: the projection system receives the command and modifies the projection mode as required;
step 204: judging whether to continue to modify the projection mode, if so, returning to the step 202, and if not, executing the step 205;
step 205: exiting the system setup menu;
the trapezoidal correction method comprises the following steps:
step 301: entering a system setting menu;
step 302: sending a modify projection trapezoidal correction command and modifying the projection angle to correct the projection to be square;
step 303: the projection system receives the command and corrects the projection image according to the angle sent by the command;
step 304: judging whether to continue the trapezoidal correction, if so, returning to the step 302, and if so, executing the step 305;
step 305: and exiting the system setting menu.
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| JP4114669B2 (en) * | 2005-03-25 | 2008-07-09 | セイコーエプソン株式会社 | Projection system and projector |
| CN104080199A (en) * | 2013-03-25 | 2014-10-01 | 无锡安拓思科技有限责任公司 | Communication equipment supporting TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) and external control method |
| JP6364312B2 (en) * | 2014-10-23 | 2018-07-25 | スタンレー電気株式会社 | Video projection device |
| CN105915830A (en) * | 2015-11-02 | 2016-08-31 | 乐视致新电子科技（天津）有限公司 | Adjusting method for projector light engine display parameters and adjusting device thereof |
| CN108063929A (en) * | 2017-12-29 | 2018-05-22 | 花花猫显示科技有限公司 | It is a kind of to realize double screen with aobvious, the intelligent optical projection system of two separate display |
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