WO2018010440A1 - Procédé et appareil de réglage d'images de projection et terminal de projection - Google Patents

Procédé et appareil de réglage d'images de projection et terminal de projection Download PDF

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Publication number
WO2018010440A1
WO2018010440A1 PCT/CN2017/075344 CN2017075344W WO2018010440A1 WO 2018010440 A1 WO2018010440 A1 WO 2018010440A1 CN 2017075344 W CN2017075344 W CN 2017075344W WO 2018010440 A1 WO2018010440 A1 WO 2018010440A1
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WIPO (PCT)
Prior art keywords
adjustment
projection screen
projection
display content
area
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Application number
PCT/CN2017/075344
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English (en)
Chinese (zh)
Inventor
王露莎
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中兴通讯股份有限公司
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Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2018010440A1 publication Critical patent/WO2018010440A1/fr

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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]

Definitions

  • This document relates to, but is not limited to, the field of projection, and relates to a projection screen adjustment method, device and projection terminal.
  • the projection terminal supports more and more functions. In the process of using the projection terminal, it is limited by the configuration and operating system of the projection terminal, and usually the projection terminal can only be used for the projection terminal.
  • the projection screen is globally adjusted, but in actual use, the user often needs to adjust part of the projection content on the projection screen. If the adjustment of part of the content on the projection screen can be realized, the user can be more convenient to use and improve the user experience. .
  • Embodiments of the present invention provide a projection screen adjustment method, apparatus, and projection terminal, which can locally adjust a projection screen to improve user experience.
  • An embodiment of the present invention provides a method for adjusting a projection screen, where the method includes:
  • the embodiment of the invention further provides a projection screen adjusting device, the device comprising:
  • the adjustment area determining module is configured to determine an adjustment area to be adjusted on the projection screen according to the local adjustment instruction
  • a display content determining module configured to determine at least a part of the display content corresponding to the adjustment area
  • the adjustment module is set to adjust the display content
  • the projection module is configured to project the adjusted projection screen.
  • the embodiment of the invention further provides a projection terminal, which comprises any of the above projection screen adjusting devices.
  • the embodiment of the invention further provides a computer storage medium, wherein the computer readable storage medium stores computer executable instructions, and the computer executable instructions are implemented to implement a projection screen adjustment method.
  • a projection screen adjustment method and apparatus determine an adjustment area to be adjusted on a projection screen according to a local adjustment instruction; and determine at least a part of display content corresponding to the adjustment area; The content is adjusted; the adjusted projection screen is projected.
  • the projection screen can be globally adjusted.
  • the projection screen can be locally adjusted according to the local adjustment instruction, so that the adjustment of the projection screen is more free and convenient, and the user experience is improved.
  • FIG. 1 is a flowchart of a method for adjusting a projection screen according to Embodiment 1 of the present invention
  • FIG. 2 is a flowchart of a method for adjusting a projection screen according to Embodiment 2 of the present invention
  • FIG. 3 is a schematic structural diagram of a projection screen adjusting apparatus according to Embodiment 3 of the present invention.
  • FIG. 4 is a schematic structural diagram of a projection terminal according to Embodiment 3 of the present invention.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • This embodiment provides a method for adjusting a projection screen. Referring to FIG. 1, the method includes:
  • Step S101 determining an adjustment area to be adjusted on the projection screen according to the local adjustment instruction
  • a local adjustment instruction may be sent to the projection terminal, so that the projection terminal is configured according to the projection terminal.
  • the local adjustment command locally adjusts the display content that the user needs to adjust on the projection screen.
  • the projection terminal determines, according to the local adjustment instruction, an adjustment area on the projection screen that needs to be locally adjusted.
  • the user sends a partial adjustment command to the projection terminal, which may be delivered by another terminal, that is, the projection terminal establishes communication with another terminal, and the user inputs the local adjustment of the projection screen on the other terminal.
  • the local adjustment command is then sent by the other terminal to the projection terminal.
  • the projection terminal is provided with a device that can directly input the local adjustment command
  • the user directly inputs the local adjustment command on the projection terminal.
  • the projection terminal may be provided with a local adjustment button, a local instruction input module or a touch screen.
  • the user can directly trigger the local adjustment button to issue a local adjustment instruction, or input the local adjustment instruction in the local instruction input module, or display the projection screen on the touch screen, and directly trigger the projection screen to achieve local adjustment.
  • the order is issued.
  • the projection terminal receives the local adjustment instruction issued by the user.
  • determining the adjustment area to be adjusted on the projection screen according to the local adjustment instruction comprises: obtaining position information according to the local adjustment instruction; and determining an adjustment area to be adjusted on the projection screen according to the position information. That is, the adjustment region is determined according to the local adjustment command, and the position information for determining the adjustment region may be obtained according to the adjustment command, and then the adjustment region that needs to be locally adjusted may be obtained according to the position information.
  • obtaining the location information according to the local adjustment instruction includes: receiving a local adjustment instruction sent by the user, parsing the location information from the local adjustment instruction, or receiving a trigger operation performed when the user sends the local instruction, and acquiring the trigger operation The touch area information is obtained according to the touch area information.
  • the projection terminal after receiving the local adjustment instruction issued by the user, acquires an adjustment area on the projection screen that needs to be adjusted according to the local adjustment instruction, and may analyze the local adjustment area from the adjustment instruction.
  • the location information that is, the local adjustment command sent by the user, carries the location information corresponding to the adjustment area.
  • the position of the projection screen on the projection screen is used to identify the position of each display content in the coordinate form.
  • the local adjustment instruction sent by the user may include coordinate information for positioning the adjustment area, for example, including at least three coordinates, the at least three The area enclosed by the coordinates is the adjustment area; or a center coordinate can be given, and a radius is given, and the circle formed by the center coordinates and the radius is the adjustment area to be adjusted.
  • the entire button, each partial adjustment button corresponds to a part of the area on the projection screen, and the adjustment area that needs to be adjusted can be determined by triggering the partial adjustment button.
  • the projection terminal more and more projection terminals are currently provided with a touch screen, and the user can see a specific projection screen through the touch screen, and perform a touch operation on the touch screen to directly touch the projection screen. Control operation. At this time, the user can directly touch the adjustment area on the projection screen displayed on the touch screen, which needs to be partially adjusted, and the projection terminal collects the touch operation of the user, and obtains the touch area information corresponding to the touch operation, according to the touch. The position information is obtained by the position information, and the adjustment area is further determined according to the position information.
  • obtaining the location information according to the touch area information may be implemented by: if the touch operation is a click operation, collecting the touch area information, and setting the touch area information as the center, and setting the same The area within a certain distance is the adjustment area; or when the user performs the touch operation, the area involved in the touch track of the user performing the touch operation is used as the adjustment area.
  • Step S102 determining at least a part of display content corresponding to the adjustment area
  • the display content includes any one of the following: adjusting display content in the area; adjusting text content in the area; and adjusting picture content in the area.
  • all the display content corresponding to the adjustment area may be adjusted, or part of the display content corresponding to the adjustment area may be adjusted, or only the text content in the adjustment area may be adjusted, or only Adjust the picture content of the area to adjust.
  • the display content of the adjustment is not specifically limited in this embodiment.
  • Step S103 adjusting display content
  • the display content is adjusted.
  • the display content is adjusted, including: receiving an adjustment manner sent by the user, adjusting the display content according to the adjustment manner; or calling a preset adjustment manner, and adjusting the display content according to the preset adjustment manner.
  • the display content may be adjusted according to an adjustment method that is performed by the user to adjust the display content, and the adjustment method may be that the display content needs to be adjusted.
  • the method may be delivered by the user in real time; or may be included in the local adjustment command, and the local adjustment command is analyzed to obtain the adjustment mode.
  • the adjustment method for adjusting the display content may be preset.
  • the projection terminal may call the preset adjustment mode to adjust the display content.
  • the projection terminal adjusts the display content by using a preset adjustment manner, and the projection terminal receives the touch operation of the user, and obtains the touch time parameter and/or the touch force parameter corresponding to the touch operation, according to the touch time parameter and / or Touch Velocity parameter determines the adjustment method for adjusting the display content, and then adjusts the display content to be adjusted according to the adjustment mode.
  • the adjustment manner in this embodiment includes at least one of the following manners: zoom adjustment, display color adjustment, and resolution adjustment.
  • the zooming process may be to enlarge or reduce the display ratio of the display content; when the display content is text content, the font of the display content may be enlarged or reduced, for example, the font size of the font may be enlarged, reduced by a certain multiple, or the font may be modified.
  • the thickness of the lines such as bolding and de-bending.
  • the color of the display content can be adjusted, such as adjusting the black font to a red font.
  • the resolution can also be displayed as needed, so that the resolution of the display content can be adjusted according to user needs.
  • step S104 the adjusted projection screen is projected.
  • the projection image including the adjusted display content is projected, which may be projected on the projection screen, or projected on the wall or projected. In the air medium.
  • An embodiment of the present invention provides a method for adjusting a projection screen, by determining an adjustment area to be adjusted on a projection screen according to a local adjustment instruction, determining at least a part of display content corresponding to the adjustment area, and adjusting the display content; and projecting the adjusted projection image Go out.
  • the global adjustment of the projection screen can be performed.
  • the projection screen can be locally adjusted according to the local adjustment instruction, for example, only part of the text content or part of the projection screen is adjusted.
  • the film, or part of the pattern on the picture makes the adjustment of the projection picture more free and convenient, and improves the user experience.
  • the projection screen adjustment method provided by the embodiment does not need to change the hardware setting of the projection terminal, and only needs to change the software system of the projection terminal, so that the local adjustment of the display content on the projection screen can be realized conveniently, simply and effectively, so that The display of the projection screen can meet the needs of the user, such as making the display clearer, etc., and the projection screen projection method provided by the embodiment is applicable to different projection terminals.
  • the way of adjusting the projection picture by hardware such as the way of improving the display definition of the projected picture by hardware technology
  • the hardware design cost is saved, and the user's need to adjust the projection picture can be well realized.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the projection terminal in this example may be an intelligent projection terminal provided with a touch screen.
  • the method includes:
  • Step S201 projecting an initial projection screen
  • the smart projection terminal is turned on, and the projector is turned on, and the user selects a file to be projected on the smart projection terminal, and the file may be selected by performing a touch operation on the touch screen of the smart projection terminal, and the file may be A file such as word or ppt containing text content/picture content, and projected onto a screen or white wall by a projector.
  • Step S202 the user performs a touch operation on the touch screen, and sends a local adjustment instruction
  • the user performs a touch operation on the touch screen or uses other gestures to select an area to be zoomed and adjusted, and the local adjustment instruction is issued by the touch operation. For example, pressing on the touch screen for a certain period of time or applying a certain force to perform a pressing operation.
  • the area where the zoom adjustment is desired may be a piece of text or a picture on a file such as word or ppt.
  • Step S203 determining an adjustment area to be adjusted according to the local adjustment instruction, and adjusting display content corresponding to the adjustment area;
  • the touch screen responds to the touch operation of the user, so that the touch system in the smart projection terminal collects the touch operation of the user, and the touch area corresponding to the touch operation is parsed from the touch operation.
  • the information obtains corresponding location information according to the touch area information, and the area corresponding to the location information is an adjustment area.
  • the display content in the adjustment area is analyzed, and only the text content in the display area can be analyzed as needed, or the picture content can be parsed, and the parsed display content can be scaled. If the text content or the picture content is enlarged or reduced by N times, N is any positive number greater than zero, and the specific multiple of the scaling process can be set by the image difference algorithm, the screen resolution, and the size of the actual projected picture. .
  • the process of locally adjusting the display content on the projection screen according to the touch operation of the user may include: the smart projection terminal pre-dividing the area corresponding to the projection screen on the touch screen for performing the touch operation.
  • the division may be divided according to the size of the touch screen and the effective touch area of the finger, and may be flexibly adjusted according to the ratio of the two.
  • the user performs a touch operation on the touch screen of the smart projection terminal, for example, pressing S seconds in a region, S is any positive number greater than zero; the smart projection terminal performs according to the user.
  • the touch area information of the touch operation automatically obtains the position information corresponding to the touch area information, determines the adjustment area to be adjusted according to the position information, and then detects the text content or the picture content in the adjustment area.
  • the text content in the adjustment area may be obtained by an automatic text detection algorithm, and the detected text may be enlarged or reduced by a factor of N by a text scaling algorithm, for example, N font size is enlarged or reduced, or the display scale is enlarged or reduced by N times.
  • the picture content in the adjustment area can also be obtained by the image parsing algorithm, and the display proportion of the picture content is enlarged or reduced by N times by the image scaling algorithm.
  • the automatic text detection algorithm, the scaling algorithm, the image analysis algorithm, and the scaling method can also be adjusted according to the resolution of the touch screen; for example, the higher the resolution, the more effective pixels per unit area, the interpolation can be realized. The higher the magnification, the larger the magnification of the default setting.
  • step S204 the adjusted projection screen is projected.
  • the adjusted projection screen is transmitted to the projection light machine, and the adjusted projection screen is projected by the projector to make the user see the need to see.
  • the adjusted projection screen can also be displayed on the touch screen of the smart projection terminal, and the user can perform a touch operation on the touch screen as needed to adjust the projection screen.
  • the prompt icon can be displayed on the display content of the zoom processing for the convenience of the user.
  • the prompt icon may be a gesture icon for zooming, for guiding the next operation of the user, for example, the prompt icon may prompt to enlarge the display content, etc.;
  • the prompt icon may also be a restore prompt icon, for example, when the user needs When the display content of the transceiving process is restored to the initial display state, the restore prompt icon can be directly triggered to implement the restoration process of the display content.
  • the prompt icon in this embodiment may be a prompt icon generated by the user when the zoom processing or other partial adjustment processing is performed, and the prompt icon may be specifically set according to the user's needs.
  • the form and content of the prompt icon in this embodiment No specific restrictions.
  • the projection screen adjustment method provided in this embodiment can perform local zoom adjustment on the display content on the projection screen, so that the display content can be enlarged according to the user's needs, so that the display is more clear, and the projection screen can only be performed on the projection screen.
  • the technical solution of the present application can locally zoom the projection picture, so that the adjustment of the projection picture is more free and convenient, and the user experience is improved; at the same time, the related art is avoided due to ambient light and long projection distance.
  • the content on the projection screen shows an unclear problem; the unimportant content can also be reduced as needed to improve the user's viewing experience.
  • the technical solution of the present application can save hardware design cost, and can well realize the user's requirement for adjusting the projection picture, compared to the manner of improving the display definition of the projected picture by hardware technology.
  • Embodiment 3 is a diagrammatic representation of Embodiment 3
  • the embodiment provides a projection screen adjusting device.
  • the device includes: an adjustment region determining module 31, a display content determining module 32, an adjusting module 33 and a projection module 34, wherein the adjustment region determining module 31 is configured to Determining an adjustment area to be adjusted on the projection screen according to the local adjustment instruction; the display content determining module 32 is configured to determine at least a part of the display content corresponding to the adjustment area; the adjustment module 33 is configured to adjust the display content; and the projection module 34 is configured to be adjusted The projected image is projected out.
  • a local adjustment instruction is sent to the projection terminal, so that the projection terminal needs the user on the projection screen according to the local adjustment instruction. Adjust the display content for local adjustment. After the projection terminal receives the local adjustment instruction, the adjustment region determining module 31 determines according to the local adjustment instruction. The adjustment screen to be locally adjusted is required on the projection screen.
  • the adjustment area determining module 31 is configured to: obtain position information according to the local adjustment instruction; and determine an adjustment area to be adjusted on the projection screen according to the position information.
  • the adjustment area determining module 31 determines, according to the local adjustment instruction, the adjustment area to be locally adjusted on the projection screen, and may obtain the position information for determining the adjustment area according to the adjustment instruction, and then obtain the position information according to the position information. Adjustment area where local adjustment is required.
  • the adjustment area determining module 31 obtains the location information according to the local adjustment instruction by: receiving a local adjustment instruction issued by the user, parsing the location information from the local adjustment instruction; or receiving the local instruction when the user sends the local instruction
  • the triggering operation is performed to obtain the touch area information corresponding to the triggering operation, and obtain the location information according to the touch area information.
  • the display content determining module 32 may determine at least a part of the display content corresponding to the adjustment area that needs to be adjusted.
  • the display content includes any one of the following: adjusting display content in the area; adjusting text content in the area; and adjusting picture content in the area. That is, all display contents corresponding to the adjustment area may be adjusted, and part of the display content corresponding to the adjustment area may be adjusted, or only the text content in the adjustment area may be adjusted or only the picture content of the adjustment area may be adjusted.
  • the display content can be specifically set according to the user's needs.
  • the display content of the adjustment is not specifically limited in this embodiment.
  • the adjustment content is adjusted by the adjustment module 33.
  • the adjustment module 33 is configured to: receive an adjustment manner sent by the user, adjust the display content according to the adjustment manner; or invoke a preset adjustment manner, and adjust the display content according to the preset adjustment manner. That is, after the display content to be adjusted is obtained, the display content may be adjusted according to an adjustment method that is adjusted by the user to adjust the display content, and the adjustment method may be real time by the user when the display content needs to be adjusted. The adjustment method may be obtained by parsing the local adjustment command in the local adjustment command. Of course, the adjustment method for adjusting the display content may be preset.
  • the projection terminal may call the preset adjustment mode to adjust the display content.
  • the projection terminal adjusts the display content by using a preset adjustment manner, and the projection terminal receives the touch operation of the user, and acquires the touch operation pair.
  • the touch time parameter and/or the touch force parameter are determined according to the touch time parameter and/or the touch force parameter, and the adjustment manner of the display content is determined, and then the display content to be adjusted is adjusted according to the adjustment mode.
  • the adjustment manner in this embodiment includes at least one of the following manners: zoom adjustment, display color adjustment, and resolution adjustment; and other adjustment manners may also be set as needed.
  • the projection module 34 projects the projection image including the adjusted display content. It can be projected on a projection screen, projected on a wall, or projected in an air medium.
  • the function of the projection module 34 in this embodiment may be implemented by a projector or by other means that can be used for projection.
  • An embodiment of the present invention provides a projection screen adjusting apparatus, which determines an adjustment area to be adjusted on a projection screen according to a local adjustment instruction, determines at least a part of display content corresponding to the adjustment area, and adjusts the display content; and projects the adjusted projection image Go out.
  • the technical solution of the embodiment of the present invention can locally adjust the projection screen according to the local adjustment instruction, so that the adjustment of the projection screen is more free and convenient, and the user is improved. Experience.
  • the projection screen projection apparatus provided in this embodiment does not need to change the hardware setting of the projection terminal, and only needs to change the software system of the projection terminal, so that the local adjustment of the display content on the projection screen can be realized conveniently, simply and effectively, so that The display of the projection screen can meet the needs of the user, such as making the display clearer, etc., and the projection screen projection apparatus provided in this embodiment is applicable to different projection terminals.
  • the projection screen projection apparatus provided in this embodiment is applicable to different projection terminals.
  • the way of adjusting the projection picture by hardware such as the way of improving the display definition of the projected picture by hardware technology
  • the hardware design cost can be saved, and the user needs to adjust the projection picture well.
  • the embodiment further provides a projection terminal.
  • the projection terminal includes any of the above projection screen adjusting devices.
  • the projection terminal in this embodiment may be an ordinary projection terminal provided with any of the above-described projection screen adjustment devices, or may be an intelligent projection terminal provided with a touch panel and provided with any of the above-described projection screen adjustment devices.
  • the projection terminal provided in this embodiment can conveniently implement the adjustment of the local display content on the projection screen.
  • the technical solution of the embodiment of the present invention makes the projection screen The adjustment is more free and convenient, which improves the user experience.
  • the projection terminal provided by the embodiment does not need to change its own hardware setting, and only needs to change the software system of the projection terminal, so that the local adjustment of the display content on the projection screen can be realized conveniently, simply and effectively, so that the projection screen is
  • the display can meet the needs of the user, such as making the display clearer, etc., compared with the way of adjusting the projection picture by hardware (such as the way of improving the display definition of the projected picture through hardware technology), the hardware design cost can be saved. At the same time, the user's need to adjust the projection screen can be well realized.
  • the embodiment of the invention further provides a computer readable storage medium, wherein the computer readable storage medium stores computer executable instructions, and the computer executable instructions are implemented to implement a projection screen adjustment method.
  • each module/unit in the above embodiment may be implemented in the form of hardware, for example, by implementing an integrated circuit to implement its corresponding function, or may be implemented in the form of a software function module, for example, executing a program stored in the memory by a processor. / instruction to achieve its corresponding function.
  • This application is not limited to any specific combination of hardware and software.
  • the above technical solution can locally adjust the projection picture, so that the adjustment of the projection picture is more free and convenient, and the user experience is improved; at the same time, the hardware design cost can be saved, and the user needs to adjust the projection picture well.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Projection Apparatus (AREA)

Abstract

L'invention concerne un procédé et un appareil de réglage d'image de projection et un terminal de projection. Le procédé consiste : à déterminer une zone de réglage à régler sur une image de projection conformément à une instruction de réglage local ; à déterminer au moins une partie d'un contenu d'affichage correspondant à la zone de réglage ; à régler le contenu d'affichage ; à projeter l'image de projection réglée. Par rapport aux procédés de l'état de la technique qui permettent d'effectuer uniquement un réglage global sur l'image de projection, la solution technique de l'invention permet d'effectuer un réglage local sur l'image de projection conformément à l'instruction de réglage local, de manière à rendre plus libre et facile le réglage de l'image de projection et à améliorer l'expérience de l'utilisateur.
PCT/CN2017/075344 2016-07-12 2017-03-01 Procédé et appareil de réglage d'images de projection et terminal de projection WO2018010440A1 (fr)

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CN201610548336.0 2016-07-12
CN201610548336.0A CN107613280A (zh) 2016-07-12 2016-07-12 一种投影画面调整方法、装置和投影终端

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CN112929619A (zh) * 2021-02-03 2021-06-08 广州工程技术职业学院 一种动画角色中面部特征点的跟踪显示结构
CN112929619B (zh) * 2021-02-03 2022-04-19 广州工程技术职业学院 一种动画角色中面部特征点的跟踪显示结构
CN113612980A (zh) * 2021-08-26 2021-11-05 歌尔科技有限公司 投影仪和投影定位方法
CN113612980B (zh) * 2021-08-26 2023-01-24 歌尔科技有限公司 投影仪和投影定位方法

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