WO2017059732A1 - 调整显示色域的显示设备及其调整显示色域的方法 - Google Patents

调整显示色域的显示设备及其调整显示色域的方法 Download PDF

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Publication number
WO2017059732A1
WO2017059732A1 PCT/CN2016/094065 CN2016094065W WO2017059732A1 WO 2017059732 A1 WO2017059732 A1 WO 2017059732A1 CN 2016094065 W CN2016094065 W CN 2016094065W WO 2017059732 A1 WO2017059732 A1 WO 2017059732A1
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Prior art keywords
color gamut
display
current application
application scenario
color
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PCT/CN2016/094065
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English (en)
French (fr)
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王锐
王晓青
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惠州Tcl移动通信有限公司
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Priority to US15/322,449 priority Critical patent/US20170301275A1/en
Publication of WO2017059732A1 publication Critical patent/WO2017059732A1/zh

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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2092Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46Colour picture communication systems
    • H04N1/56Processing of colour picture signals
    • H04N1/60Colour correction or control
    • H04N1/6058Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut
    • H04N1/6063Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut dependent on the contents of the image to be reproduced
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/64Circuits for processing colour signals
    • H04N9/67Circuits for processing colour signals for matrixing
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/0242Compensation of deficiencies in the appearance of colours
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/0285Improving the quality of display appearance using tables for spatial correction of display data
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/06Adjustment of display parameters
    • G09G2320/0613The adjustment depending on the type of the information to be displayed
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/06Adjustment of display parameters
    • G09G2320/0666Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00Aspects of display data processing
    • G09G2340/06Colour space transformation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46Colour picture communication systems
    • H04N1/56Processing of colour picture signals
    • H04N1/60Colour correction or control
    • H04N1/6083Colour correction or control controlled by factors external to the apparatus

Definitions

  • the present invention relates to the field of display color gamut technology, and in particular to a display device for adjusting a display color gamut and a method for adjusting a display color gamut.
  • the high color gamut technology of the display screen is more and more mature, and the color threshold is also getting higher and higher.
  • liquid crystal display technology or AMOLED (Active-matrix organic light-emitting diode)
  • its color gamut can reach 130% of sRGB (standard red green blue) color gamut. the above.
  • sRGB standard red green blue
  • the advantage of high color gamut technology is that the color is gorgeous, the outdoor visibility is better, and the advantage of the sRGB color gamut is that the picture is real.
  • custom color gamuts can also be used to achieve brand-specific colors, such as optimizing green separately.
  • the prior art gamut adjustment method fails to match different gamut modes based on different application scenarios.
  • the technical problem to be solved by the present invention is to provide a display device for adjusting a display color gamut and a method for adjusting the display color gamut to solve the above problems.
  • a technical solution adopted by the present invention is to provide a method for adjusting a display color gamut, which is applied to adjust a display color gamut of a display screen, and the method includes:
  • mapping relationship table includes mapping relationships between multiple application scenarios and multiple color gamut modes, where multiple application scenarios are classified into multiple groups, and each group corresponds to one color gamut mode;
  • Adjusting the display color gamut of the display to the color gamut mode corresponding to the current application scenario includes:
  • the plurality of groups includes the first group, the second group, and the third group
  • the corresponding color gamut mode of the first group is sRGB color gamut
  • the corresponding color gamut mode of the second group is Adobe RBG color gamut
  • the corresponding color of the third group The domain mode is a custom gamut mode.
  • the acquiring the gamut mode corresponding to the current application scenario according to the mapping relationship table includes:
  • the browser is the first set of corresponding sRGB color gamuts
  • the professional photo is obtained as the second group corresponding Adobe RBG color gamut
  • the call is the custom gamut mode corresponding to the third group.
  • another technical solution adopted by the present invention is to provide a method for adjusting a display color gamut, which is applied to adjust a display color gamut of a display screen, and the method includes:
  • mapping relationship table includes mapping relationships between multiple application scenarios and multiple color gamut modes
  • the current application scenario is obtained, and the color gamut mode corresponding to the current application scenario is obtained according to the mapping relationship table, and the display color gamut of the display screen is adjusted to be the gamut mode corresponding to the current application scenario.
  • the adjusting the color gamut of the display screen to the color gamut mode corresponding to the current application scenario includes:
  • the current image converted to the color space is processed and processed with the conversion matrix to display the gamut mode corresponding to the current application scene on the display screen.
  • mapping relationship table includes mapping relationships between multiple application scenarios and multiple color gamut modes, including:
  • Multiple application scenarios are classified into multiple groups, and each group corresponds to one color gamut mode.
  • the plurality of groups includes the first group, the second group, and the third group
  • the corresponding color gamut mode of the first group is sRGB color gamut
  • the corresponding color gamut mode of the second group is Adobe RBG color gamut
  • the corresponding color of the third group The domain mode is a custom gamut mode.
  • the acquiring the gamut mode corresponding to the current application scenario according to the mapping relationship table includes:
  • the browser is the first set of corresponding sRGB color gamuts
  • the professional photo is obtained as the second group corresponding Adobe RBG color gamut
  • the call is the custom gamut mode corresponding to the third group.
  • another technical solution adopted by the present invention is to provide a display device for adjusting a display color gamut.
  • the processor, the memory, the bus, and the display screen, the processor, the memory, and the display are respectively connected to the bus;
  • the storage is used to store a mapping relationship table, where the mapping relationship table includes mapping relationships between multiple application scenarios and multiple color gamut modes;
  • the processor is configured to obtain a current application scenario and a mapping relationship table, and obtain a color gamut mode corresponding to the current application scenario according to the mapping relationship table;
  • the processor adjusts the display color gamut of the display to the color gamut mode corresponding to the current application scenario.
  • the processor converts the digital image of the current display color gamut into a color space, and obtains a conversion matrix according to the current display color gamut in the color space;
  • the processor block preprocesses the current image of the gamut mode corresponding to the current application scenario, and converts to the color space;
  • the processor computes and processes the current image converted to the color space and the conversion matrix to display the gamut mode corresponding to the current application scene on the display screen.
  • the processor classifies the plurality of application scenarios into multiple groups, and each group corresponds to one color gamut mode.
  • the plurality of groups includes the first group, the second group, and the third group
  • the corresponding color gamut mode of the first group is sRGB color gamut
  • the corresponding color gamut mode of the second group is Adobe RBG color gamut
  • the corresponding color of the third group The domain mode is a custom gamut mode.
  • the processor acquires a browser as a first set of corresponding sRGB color gamuts
  • the processor obtains the professional photo as the second set of corresponding Adobe RBG color gamut
  • the processor acquires a third set of corresponding custom color gamut modes.
  • the present invention has the following advantages:
  • the present invention obtains a mapping relationship table, which includes a mapping relationship between multiple application scenarios and multiple color gamut modes, and obtains a current scenario and obtains according to the mapping relationship table.
  • the color gamut mode corresponding to the current application scenario and adjusting the display color gamut of the display screen to the color gamut mode corresponding to the current application scenario; automatically matching different color gamut modes based on different application scenarios to ensure that the user enjoys various Different color experiences enhance the user experience.
  • Figure 1 is a schematic diagram of spectral trajectories corresponding to respective color gamuts
  • FIG. 2 is a flow chart showing a method of adjusting a display color gamut according to a first embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a display device for adjusting a display color gamut according to a first embodiment of the present invention.
  • liquid crystal display technology can achieve the color gamut level of AMOLED by adopting improved backlight LED and filter color gamut.
  • the 100% NTSC color gamut of the CIE1931 color space while the standard sRGB color gamut has only 71% of the NTSC color gamut.
  • the horseshoe shape enclosed by the spectral track 1 is a human visually recognizable color range;
  • the High NTSC high color gamut is that the current display device can reach a high color gamut, as shown in Fig. 1 in the spectral track 2, which covers sRGB.
  • the gamut which basically includes Adobe RGB (Adobe RGB color space).
  • Adobe RGB is also a color standard, its color space is larger than sRGB, applied in some professional photo collar Domain, as shown in Figure 1 for spectral trace 3.
  • the spectral trace 4 in Figure 1 is the sRGB color gamut.
  • display devices can customize the color gamut of a particular shape, such as optimizing a single color individually.
  • FIG. 2 is a flowchart of a method for adjusting a display color gamut according to a first embodiment of the present invention.
  • the method for adjusting the display color gamut disclosed in this embodiment is applied to adjust the display color gamut of the display screen of the display device.
  • the method disclosed in this embodiment includes the following steps:
  • mapping relationship table includes mapping relationships between multiple application scenarios and multiple color gamut modes.
  • S102 Acquire a current application scenario, and obtain a color gamut mode corresponding to the current application scenario according to the mapping relationship table, and adjust a display color gamut of the display screen to a color gamut mode corresponding to the current application scenario.
  • step S101 the device preset mapping relationship table is displayed, and the mapping relationship table is saved.
  • the display device acquires a mapping relationship table, where the mapping relationship table includes mapping relationships between multiple application scenarios and multiple color gamut modes.
  • the display device classifies the plurality of application scenarios into a plurality of groups, each group corresponding to one color gamut mode.
  • the three groups are the first group A, the second group B, and the third group C, respectively.
  • the gamut mode corresponding to the first group A is the sRGB color gamut
  • the gamut mode corresponding to the second group B is the Adobe RBG color gamut
  • the gamut mode corresponding to the third group C is the custom gamut mode.
  • Table 1 The mapping relationship table is shown in Table 1 below:
  • one of ordinary skill in the art can set multiple groups to other groups, for example, multiple groups including five groups.
  • step S102 the display device acquires the current application scenario of the display device, obtains the color gamut mode corresponding to the current application scenario according to the mapping relationship table, and adjusts the display color gamut of the display screen to the color gamut mode corresponding to the current application scenario.
  • the display device adjusts the display color gamut of the display screen to the color gamut mode corresponding to the current application scenario, and specifically includes:
  • the display device converts the digital image of the currently displayed color gamut to the color space
  • the display device obtains a conversion matrix according to the current display color gamut
  • the display device preprocesses the current image of the color gamut mode corresponding to the current application scenario, and converts to the color space;
  • the display device operates and processes the current image converted to the color space and the conversion matrix to display the gamut mode corresponding to the current application scene on the display screen.
  • adjusting the display color gamut of the display screen to the color gamut mode corresponding to the current application scene is a digital conversion method.
  • the display device displays the display effect of a custom low color gamut (such as sRGB or Adobe RGB) according to the color space conversion theory, for example, on a high color gamut display screen, and the display device first converts the digital image of the color space to be independent of the display device.
  • the color space that is, the display device converts the digital image of the current display color gamut into a color space, such as the CIEXYZ space.
  • the display device can obtain a conversion matrix according to the color gamut of the specific three primary colors of the high color gamut, for example, the O space, that is, the display device obtains a conversion matrix according to the current display color gamut, for example, the conversion matrix H.
  • the display device performs pre-processing on the specific image of the color space A, and then converts to the CIEXYZ space, that is, the display device pre-processes the current image of the color gamut mode corresponding to the current application scene, and converts to the color space. Then, the calculation is performed with the conversion matrix H of the high color space O, and then processed to realize the effect of displaying the color space A on the display hardware of the color space O, that is, the display device converts the current image converted to the color space with the conversion matrix. Processing to display the color gamut mode corresponding to the current application scene on the display screen.
  • the display device obtains the color gamut mode corresponding to the current application scenario according to the mapping relationship table 1, and specifically includes:
  • the display device obtains the sRGB color gamut corresponding to the first group A according to the mapping relationship table 1; since most of the images or images displayed by the browser adopt the sRGB standard, the display device adjusts The display color gamut of the display is sRGB color gamut to ensure that the browser displays pictures or images without distortion.
  • the display device obtains the professional RBG color gamut corresponding to the second group B according to the mapping relationship table 1; since the professional photo adopts the Adobe RBG format, the display device adjusts the display color gamut of the display screen to Adobe RBG color gamut to ensure a richer level of professional photo display.
  • the display device obtains a custom color gamut mode corresponding to the third group C according to the mapping relationship table 1; since the user-defined image content is more, it is suitable for the vivid mode, so the display device adjusts The display color gamut of the display is the custom gamut mode.
  • the display device of the present embodiment acquires the current application scenario and obtains the color gamut mode corresponding to the current application scenario according to the mapping relationship table, and adjusts the display color gamut of the display screen to the color gamut mode corresponding to the current application scenario;
  • the application scene automatically matches different color gamut modes to ensure that users enjoy various color experiences and improve user experience.
  • the present invention also provides a display device for adjusting the display color gamut.
  • the display device 30 disclosed in this embodiment includes a storage module 31, a processing module 32, and a display screen 33, wherein the processing module 32 and the storage module 31 is connected and the display screen 33 is connected to the processing module 32.
  • the processing module 32 of the display device 30 presets a mapping relationship table, and the storage module 31 is configured to store the mapping relationship table.
  • the mapping relationship table includes mapping relationships between multiple application scenarios and multiple color gamut modes.
  • the processing module 32 classifies the plurality of application scenarios into a plurality of groups, each group corresponding to one color gamut mode.
  • the processing module 32 is configured to acquire the mapping relationship table from the storage module 31, obtain the current application scenario of the display device 30, and acquire the color gamut mode corresponding to the current application scenario according to the mapping relationship table.
  • the processing module 32 further adjusts the display color gamut of the display screen 33 to the color gamut mode corresponding to the current application scenario.
  • the three sets of current application scenarios are described in detail as an embodiment.
  • the three application scenarios are the first group A, the second group B, and the third group C.
  • the gamut mode corresponding to the first group A is the sRGB color gamut
  • the gamut mode corresponding to the second group B is the Adobe RBG color gamut
  • the gamut mode corresponding to the third group C is the custom gamut mode.
  • the mapping relationship table is shown in Table 1.
  • the processing module 32 adjusts the display color gamut of the display screen 33 to the color gamut mode corresponding to the current application scenario, and specifically includes:
  • the processing module 32 converts the digital image of the current display color gamut into a color space
  • the processing module 32 obtains a conversion matrix according to the current display color gamut
  • the processing module 32 preprocesses the current image of the color gamut mode corresponding to the current application scenario, and converts to the color space;
  • the processing module 32 operates and processes the current image converted to the color space and the transformation matrix to display a color gamut pattern corresponding to the current application scene on the display screen 33.
  • the processing module 32 adjusts the display color gamut of the display screen 33 to a color gamut mode corresponding to the current application scenario, which is a digital conversion manner.
  • the processing module 32 displays the display effect of the custom low color gamut (such as sRGB or Adobe RGB) on the display screen of the high color gamut according to the color space conversion theory, and the processing module 32 first converts the digital image of the color space to the display.
  • the device 30 has an unrelated color space, i.e., the processing module 32 converts the digital image of the current display color gamut to a color space, such as a CIEXYZ space.
  • the processing module 32 can obtain a conversion matrix according to the color gamut of the high color gamut, for example, the specific three primary colors of the O space, that is, the processing module 32 obtains a conversion matrix, such as the conversion matrix H, according to the current display color gamut.
  • the processing module 32 performs pre-processing on the specific image of the color space A, and then converts to the CIEXYZ space, that is, the processing module 32 pre-processes the current image of the color gamut mode corresponding to the current application scene, and converts to the color space. Then, the conversion matrix H of the high color space O is operated and processed to realize the effect of displaying the color space A on the display screen 33 of the color space O, that is, the processing module 32 converts the current image and the conversion matrix into the color space. The operation and processing are performed to display the color gamut mode corresponding to the current application scene on the display screen 33.
  • the processing module 32 obtains the color gamut mode corresponding to the current application scenario according to the mapping relationship table 1, and specifically includes:
  • the processing module 32 obtains the sRGB color gamut corresponding to the first group A according to the mapping relationship table 1; since most of the images or images displayed by the browser adopt the sRGB standard, the processing module 32 Adjust the display color gamut of the display screen 33 to the sRGB color gamut to ensure that the browser displays pictures or images without distortion.
  • the processing module 32 obtains the Adobe RBG color gamut corresponding to the second group B according to the mapping relationship table 1; since the professional photo adopts the Adobe RBG format, the processing module 32 adjusts the display of the display screen 33.
  • the gamut is the Adobe RBG color gamut to ensure a richer level of professional photo display.
  • the processing module 32 obtains a custom color gamut mode corresponding to the third group C according to the mapping relationship table 1; since the user-defined image content is more, it is suitable for the vivid mode, so the processing module 32 Adjust the display color gamut of the display screen 33 to a custom color gamut mode.
  • the present invention also provides a display device for adjusting a display color gamut, which includes a processor, a memory, a bus, and a display screen, and the processor, the memory, and the display screen are respectively connected to the bus.
  • the storage is used to store the program and the mapping relationship table.
  • the mapping relationship table includes mappings between multiple application scenarios and multiple color gamut modes.
  • the processor is configured to obtain the current application scenario and the mapping relationship table, and obtain the current application scenario according to the mapping relationship table. The corresponding color gamut mode; the processor adjusts the display color gamut of the display screen to the color gamut mode corresponding to the current application scenario.
  • the processor converts the digital image of the current display color gamut into a color space, and obtains a conversion matrix according to the current display color gamut in the color space; the processor block pre-predicts the current image of the gamut mode corresponding to the current application scenario. Processing and converting to the color space; the processor computes and processes the current image converted to the color space and the transformation matrix to display the gamut mode corresponding to the current application scene on the display screen.
  • the processor classifies the plurality of application scenarios into multiple groups, and each group corresponds to one color gamut mode.
  • the plurality of groups includes a first group, a second group, and a third group, the corresponding color gamut mode of the first group is sRGB color gamut, the corresponding color gamut mode of the second group is Adobe RBG color gamut, and the third group corresponds to The gamut mode is a custom gamut mode.
  • the processor acquires the browser as the first group of corresponding sRGB color gamut; when the current application scenario is a professional photo, the processor obtains the professional photo as the second group corresponding Adobe RBG color gamut; When the current application scenario is a custom scenario, the processor acquires a third set of corresponding custom color gamut modes.
  • the present invention can automatically match different color gamut modes based on different application scenarios, ensuring that users enjoy various color experiences and improve user experience.

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  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
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Abstract

一种调整显示色域的显示设备及其调整显示色域的方法,该调整显示色域的方法包括:获取映射关系表(S101),映射关系表包括多个应用场景和多个色域模式的映射关系;获取当前应用场景并根据映射关系表获取与当前应用场景所对应的色域模式(S102),并调整显示屏(33)的显示色域为当前应用场景所对应的色域模式。通过以上方式,能够基于不同的应用场景自动匹配不同的色域模式,保证用户享受到各种不同的色彩体验,提高用户的体验效果。

Description

调整显示色域的显示设备及其调整显示色域的方法 技术领域
本发明涉及显示色域技术领域,特别是涉及一种调整显示色域的显示设备及其调整显示色域的方法。
背景技术
随着显示技术的发展,显示屏的高色域技术越来越成熟,色阈值也越来越高。无论是液晶显示技术还是AMOLED(Active-matrix organic light-emitting diode,有源矩阵有机发光二极体),其显示的色域可以达到sRGB(standard Red Green Blue,通用色彩标准)色域的130%以上。其中,高色域技术的优点是颜色艳丽,户外可视性较好,sRGB色域的优点是图片真实。此外,客户定制的色域还可以实现品牌特色颜色,例如单独优化绿色。现有技术中色域调整方法并未能基于不同的应用场景匹配不同的色域模式。
发明内容
本发明主要解决的技术问题是提供一种调整显示色域的显示设备及其调整显示色域的方法,以解决上述问题。
为解决上述技术问题,本发明采用的一个技术方案是:提供一种调整显示色域的方法,其应用于调整显示屏的显示色域,该方法包括:
获取映射关系表,映射关系表包括多个应用场景和多个色域模式的映射关系,其中对多个应用场景进行分类成多组,每组对应一个色域模式;
获取当前应用场景并根据映射关系表获取与当前应用场景所对应的色域模式,并调整显示屏的显示色域为当前应用场景所对应的色域模式;
调整显示屏的显示色域为当前应用场景所对应的色域模式包括:
将当前显示色域的数字图像转换到色彩空间;
在色彩空间内,根据当前显示色域得到一个转换矩阵;
对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间;
将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示 屏上显示当前应用场景所对应的色域模式。
其中,多组包括第一组、第二组以及第三组,第一组对应的色域模式为sRGB色域,第二组对应的色域模式为Adobe RBG色域,第三组对应的色域模式为自定义色域模式。
其中,根据映射关系表获取与当前应用场景所对应的色域模式包括:
在当前应用场景为浏览器时,获取浏览器为第一组对应的sRGB色域;
在当前应用场景为专业照片时,获取专业照片为第二组对应的Adobe RBG色域;
在当前应用场景为自定义场景时,获取通话为第三组对应的自定义色域模式。
为解决上述技术问题,本发明采用的另一个技术方案是:提供一种调整显示色域的方法,其应用于调整显示屏的显示色域,该方法包括:
获取映射关系表,映射关系表包括多个应用场景和多个色域模式的映射关系;
获取当前应用场景并根据映射关系表获取与当前应用场景所对应的色域模式,并调整显示屏的显示色域为当前应用场景所对应的色域模式。
其中,调整显示屏的显示色域为当前应用场景所对应的色域模式包括:
将当前显示色域的数字图像转换到色彩空间;
在色彩空间内,根据当前显示色域得到一个转换矩阵;
对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间;
将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示屏上显示当前应用场景所对应的色域模式。
其中,获取映射关系表,映射关系表包括多个应用场景和多个色域模式的映射关系包括:
对多个应用场景进行分类成多组,每组对应一个色域模式。
其中,多组包括第一组、第二组以及第三组,第一组对应的色域模式为sRGB色域,第二组对应的色域模式为Adobe RBG色域,第三组对应的色域模式为自定义色域模式。
其中,根据映射关系表获取与当前应用场景所对应的色域模式包括:
在当前应用场景为浏览器时,获取浏览器为第一组对应的sRGB色域;
在当前应用场景为专业照片时,获取专业照片为第二组对应的Adobe RBG色域;
在当前应用场景为自定义场景时,获取通话为第三组对应的自定义色域模式。
为解决上述技术问题,本发明采用的另一个技术方案是:提供一种调整显示色域的显示设备,其
包括处理器、存储器、总线以及显示屏,处理器、存储器以及显示屏分别与总线连接;
存储器用于存储映射关系表,映射关系表包括多个应用场景和多个色域模式的映射关系;
处理器用于获取当前应用场景和映射关系表,并根据映射关系表获取与当前应用场景所对应的色域模式;
处理器调整显示屏的显示色域为当前应用场景所对应的色域模式。
其中,
处理器将当前显示色域的数字图像转换到色彩空间,并在色彩空间内根据当前显示色域得到一个转换矩阵;
处理器块对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间;
处理器将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示屏上显示当前应用场景所对应的色域模式。
其中,处理器对多个应用场景进行分类成多组,每组对应一个色域模式。
其中,多组包括第一组、第二组以及第三组,第一组对应的色域模式为sRGB色域,第二组对应的色域模式为Adobe RBG色域,第三组对应的色域模式为自定义色域模式。
其中,
在当前应用场景为浏览器时,处理器获取浏览器为第一组对应的sRGB色域;
在当前应用场景为专业照片时,处理器获取专业照片为第二组对应的Adobe RBG色域;
在当前应用场景为自定义场景时,处理器获取第三组对应的自定义色域模式。
本发明的有益效果是:区别于现有技术的情况,本发明通过获取映射关系表,映射关系表包括多个应用场景和多个色域模式的映射关系;获取当前场景并根据映射关系表获取与当前应用场景所对应的色域模式,并调整显示屏的显示色域为当前应用场景所对应的色域模式;能够基于不同的应用场景自动匹配不同的色域模式,保证用户享受到各种不同的色彩体验,提高用户的体验效果。
附图说明
图1是各个色域所对应的光谱轨迹的示意图;
图2是本发明第一实施例的调整显示色域的方法的流程图;
图3是本发明第一实施例的调整显示色域的显示设备的结构示意图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性的劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
各种显示设备的显示技术都在迅速发展,以智能手机为例,手机显示的色彩的表现越来越强。目前液晶显示技术通过采用改进的背光LED和滤光片色域可以达到和AMOLED的色域水平。例如CIE1931色彩空间的100%NTSC色域,而标准的sRGB色域仅有71%的NTSC色域。如图1所示,光谱轨迹1围住的马蹄形为人的视觉能认知的颜色范围;High NTSC高色域是目前显示设备能够达到高色域,如图1中光谱轨迹2,其涵盖了sRGB色域,基本包括Adobe RGB(Adobe RGB色彩空间)。其中,Adobe RGB也是一种色彩标准,其色彩空间大于sRGB,应用在一些专业照片领 域,如图1中光谱轨迹3。图1中光谱轨迹4为sRGB色域。此外,在High NTSC高色域范围内,显示设备可以定制特定形状的色域,比如单独优化某一个颜色。
请参见图2所示,图2是本发明第一实施例的调整显示色域的方法的流程图。本实施例所揭示的调整显示色域的方法应用于调整显示设备的显示屏的显示色域,如图2所示,本实施例所揭示的方法包括以下步骤:
S101:获取映射关系表,映射关系表包括多个应用场景和多个色域模式的映射关系;
S102:获取当前应用场景并根据映射关系表获取与当前应用场景所对应的色域模式,并调整显示屏的显示色域为当前应用场景所对应的色域模式。
在步骤S101中,显示设备预设映射关系表,并保存该映射关系表。显示设备获取映射关系表,其中映射关系表包括多个应用场景和多个色域模式的映射关系。优选地,显示设备对多个应用场景进行分类成多组,每组对应一个色域模式。
其中,以三组为实施例进行详细说明。三组分别为第一组A、第二组B以及第三组C。其中,第一组A对应的色域模式为sRGB色域,第二组B对应的色域模式为Adobe RBG色域,第三组C对应的色域模式为自定义色域模式。映射关系表如下表1所示:
表1映射关系表
分组 色域模式
第一组A sRGB色域
第二组B Adobe RBG色域
第三组C 自定义色域模式
在本发明的其他实施例中,本领域的普通技术人员完全可以多组设置为其他组数,例如多组包括5组。
在步骤S102中,显示设备获取显示设备的当前应用场景,根据映射关系表获取与当前应用场景所对应的色域模式,并调整显示屏的显示色域为当前应用场景所对应的色域模式。其中,显示设备调整显示屏的显示色域为当前应用场景所对应的色域模式具体包括:
显示设备将当前显示色域的数字图像转换到色彩空间;
在色彩空间内,显示设备根据当前显示色域得到一个转换矩阵;
显示设备对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间;
显示设备将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示屏上显示与当前应用场景所对应的色域模式。
具体而言,调整显示屏的显示色域为与当前应用场景所对应的色域模式是一种数字变换的方式。显示设备根据色彩空间转换理论,例如在高色域的显示屏上显示出自定义低色域(比如sRGB或Adobe RGB)的显示效果,显示设备将该色彩空间的数字图像先变换到与显示设备无关的色彩空间,即显示设备将当前显示色域的数字图像转换到色彩空间,例如CIEXYZ空间。在这个空间基础上,显示设备根据高色域,例如O空间的具体三基色的色坐标,可以得到一个转换矩阵,即显示设备根据当前显示色域得到一个转换矩阵,例如转换矩阵H。
显示设备对于色彩空间A的具体图像,先做预处理,然后转换到CIEXYZ空间,即显示设备对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间。之后与高色彩空间O的转换矩阵H进行运算,再进行处理,实现在色彩空间O的显示硬件上显示色彩空间A的效果,即显示设备将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示屏上显示当前应用场景所对应的色域模式。
显示设备根据映射关系表1获取与当前应用场景所对应的色域模式,具体包括:
在当前应用场景为浏览器时,显示设备根据映射关系表1获取浏览器为第一组A对应的sRGB色域;由于浏览器显示的大部分图片或影像都是采用sRGB标准,因此显示设备调整显示屏的显示色域为sRGB色域,以保证浏览器显示图片或影像不会失真。
在当前应用场景为专业照片时,显示设备根据映射关系表1获取专业照片为第二组B对应的Adobe RBG色域;由于专业照片采用Adobe RBG格式,因此显示设备调整显示屏的显示色域为Adobe RBG色域,以保证专业照片显示层次更加丰富。
在当前应用场景为自定义场景时,显示设备根据映射关系表1获取通话为第三组C对应的自定义色域模式;由于用户自定义的图像内容较多,适合鲜艳模式,因此显示设备调整显示屏的显示色域为自定义色域模式。
本实施例的显示设备获取当前应用场景并根据映射关系表获取与当前应用场景所对应的色域模式,并调整显示屏的显示色域为当前应用场景所对应的色域模式;能够基于不同的应用场景自动匹配不同的色域模式,保证用户享受到各种不同的色彩体验,提高用户的体验效果。
本发明还提供了一种调整显示色域的显示设备,如图3所示,本实施例所揭示的显示设备30包括存储模块31、处理模块32以及显示屏33,其中处理模块32与存储模块31连接,显示屏33与处理模块32连接。
其中,显示设备30的处理模块32预设映射关系表,存储模块31用于存储映射关系表。映射关系表包括多个应用场景和多个色域模式的映射关系。优选地,处理模块32对多个应用场景进行分类成多组,每组对应一个色域模式。
处理模块32用于从存储模块31获取映射关系表,并获取显示设备30的当前应用场景,根据映射关系表获取与当前应用场景所对应的色域模式。处理模块32进一步调整显示屏33的显示色域为当前应用场景所对应的色域模式。
其中,以三组当前应用场景为实施例进行详细说明。三组应用场景分别为第一组A、第二组B以及第三组C。其中,第一组A对应的色域模式为sRGB色域,第二组B对应的色域模式为Adobe RBG色域,第三组C对应的色域模式为自定义色域模式。映射关系表如表1所示。
其中,处理模块32调整显示屏33的显示色域为与当前应用场景所对应的色域模式具体包括:
处理模块32将当前显示色域的数字图像转换到色彩空间;
在色彩空间内,处理模块32根据当前显示色域得到一个转换矩阵;
处理模块32对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间;
处理模块32将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示屏33上显示与当前应用场景所对应的色域模式。
具体而言,处理模块32调整显示屏33的显示色域为与当前应用场景所对应的色域模式是一种数字变换的方式。处理模块32根据色彩空间转换理论,例如在高色域的显示屏上显示出自定义低色域(比如sRGB或Adobe RGB)的显示效果,处理模块32将该色彩空间的数字图像先变换到与显示设备30无关的色彩空间,即处理模块32将当前显示色域的数字图像转换到色彩空间,例如CIEXYZ空间。在这个空间基础上,处理模块32根据高色域,例如O空间的具体三基色的色坐标,可以得到一个转换矩阵,即处理模块32根据当前显示色域得到一个转换矩阵,例如转换矩阵H。
处理模块32对于色彩空间A的具体图像,先做预处理,然后转换到CIEXYZ空间,即处理模块32对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间。之后与高色彩空间O的转换矩阵H进行运算,再进行处理,实现在色彩空间O的显示屏33上显示色彩空间A的效果,即处理模块32将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示屏33上显示当前应用场景所对应的色域模式。
处理模块32根据映射关系表1获取与当前应用场景所对应的色域模式,具体包括:
在当前应用场景为浏览器时,处理模块32根据映射关系表1获取浏览器为第一组A对应的sRGB色域;由于浏览器显示的大部分图片或影像都是采用sRGB标准,因此处理模块32调整显示屏33的显示色域为sRGB色域,以保证浏览器显示图片或影像不会失真。
在当前应用场景为专业照片时,处理模块32根据映射关系表1获取专业照片为第二组B对应的Adobe RBG色域;由于专业照片采用Adobe RBG格式,因此处理模块32调整显示屏33的显示色域为Adobe RBG色域,以保证专业照片显示层次更加丰富。
在当前应用场景为自定义场景时,处理模块32根据映射关系表1获取通话为第三组C对应的自定义色域模式;由于用户自定义的图像内容较多,适合鲜艳模式,因此处理模块32调整显示屏33的显示色域为自定义色域模式。
本发明还提供一种调整显示色域的显示设备,该显示设备其包括处理器、存储器、总线及显示屏,处理器、存储器以及显示屏分别与总线连接。
存储器用于存储程序和映射关系表,映射关系表包括多个应用场景和多个色域模式的映射关系;处理器用于获取当前应用场景和映射关系表,并根据映射关系表获取与当前应用场景所对应的色域模式;处理器调整显示屏的显示色域为当前应用场景所对应的色域模式。
其中,处理器将当前显示色域的数字图像转换到色彩空间,并在色彩空间内根据当前显示色域得到一个转换矩阵;处理器块对当前应用场景所对应的色域模式的当前图像进行预处理,并转换到色彩空间;处理器将转换到色彩空间的当前图像与转换矩阵进行运算和处理,以在显示屏上显示当前应用场景所对应的色域模式。
处理器对多个应用场景进行分类成多组,每组对应一个色域模式。优选地,多组包括第一组、第二组以及第三组,第一组对应的色域模式为sRGB色域,第二组对应的色域模式为Adobe RBG色域,第三组对应的色域模式为自定义色域模式。
在当前应用场景为浏览器时,处理器获取浏览器为第一组对应的sRGB色域;在当前应用场景为专业照片时,处理器获取专业照片为第二组对应的Adobe RBG色域;在当前应用场景为自定义场景时,处理器获取第三组对应的自定义色域模式。
综上所述,本发明能够基于不同的应用场景自动匹配不同的色域模式,保证用户享受到各种不同的色彩体验,提高用户的体验效果。
以上所述仅为本发明的实施例,并非因此限制本发明的专利范围,凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换,或直接或间接运用在其他相关的技术领域,均同理包括在本发明的专利保护范围内。

Claims (13)

  1. 一种调整显示色域的方法,其中,所述方法应用于调整显示屏的显示色域,所述方法包括:
    获取映射关系表,所述映射关系表包括多个应用场景和多个色域模式的映射关系,其中对所述多个应用场景进行分类成多组,每组对应一个色域模式;
    获取当前应用场景并根据所述映射关系表获取与所述当前应用场景所对应的色域模式,并调整所述显示屏的显示色域为所述当前应用场景所对应的色域模式;
    所述调整所述显示屏的显示色域为所述当前应用场景所对应的色域模式包括:
    将当前显示色域的数字图像转换到色彩空间;
    在所述色彩空间内,根据所述当前显示色域得到一个转换矩阵;
    对所述当前应用场景所对应的色域模式的当前图像进行预处理,并转换到所述色彩空间;
    将转换到所述色彩空间的当前图像与所述转换矩阵进行运算和处理,以在所述显示屏上显示所述当前应用场景所对应的色域模式。
  2. 根据权利要求1所述的方法,其中,所述多组包括第一组、第二组以及第三组,所述第一组对应的色域模式为sRGB色域,所述第二组对应的色域模式为Adobe RBG色域,所述第三组对应的色域模式为自定义色域模式。
  3. 根据权利要求2所述的方法,其中,所述根据所述映射关系表获取与所述当前应用场景所对应的色域模式包括:
    在所述当前应用场景为浏览器时,获取所述浏览器为所述第一组对应的sRGB色域;
    在所述当前应用场景为专业照片时,获取所述专业照片为所述第二组对应的Adobe RBG色域;
    在所述当前应用场景为自定义场景时,获取所述第三组对应的自定义色域模式。
  4. 一种调整显示色域的方法,其中,所述方法应用于调整显示屏的显示色域,所述方法包括:
    获取映射关系表,所述映射关系表包括多个应用场景和多个色域模式的映射关系;
    获取当前应用场景并根据所述映射关系表获取与所述当前应用场景所对应的色域模式,并调整所述显示屏的显示色域为所述当前应用场景所对应的色域模式。
  5. 根据权利要求4所述的方法,其中,所述调整所述显示屏的显示色域为所述当前应用场景所对应的色域模式包括:
    将当前显示色域的数字图像转换到色彩空间;
    在所述色彩空间内,根据所述当前显示色域得到一个转换矩阵;
    对所述当前应用场景所对应的色域模式的当前图像进行预处理,并转换到所述色彩空间;
    将转换到所述色彩空间的当前图像与所述转换矩阵进行运算和处理,以在所述显示屏上显示所述当前应用场景所对应的色域模式。
  6. 根据权利要求4所述的方法,其中,所述获取映射关系表,所述映射关系表包括多个应用场景和多个色域模式的映射关系包括:
    对所述多个应用场景进行分类成多组,每组对应一个色域模式。
  7. 根据权利要求6所述的方法,其中,所述多组包括第一组、第二组以及第三组,所述第一组对应的色域模式为sRGB色域,所述第二组对应的色域模式为Adobe RBG色域,所述第三组对应的色域模式为自定义色域模式。
  8. 根据权利要求7所述的方法,其中,所述根据所述映射关系表获取与所述当前应用场景所对应的色域模式包括:
    在所述当前应用场景为浏览器时,获取所述浏览器为所述第一组对应的sRGB色域;
    在所述当前应用场景为专业照片时,获取所述专业照片为所述第二组对应的Adobe RBG色域;
    在所述当前应用场景为自定义场景时,获取所述第三组对应的自定义色域模式。
  9. 一种调整显示色域的显示设备,其中,所述显示设备包括处理器、存储器、总线以及显示屏,所述处理器、所述存储器以及所述显示屏分别与所述总线连接;
    所述存储器用于存储映射关系表,所述映射关系表包括多个应用场景和多个色域模式的映射关系;
    所述处理器用于获取当前应用场景和所述映射关系表,并根据所述映射关系表获取与所述当前应用场景所对应的色域模式;
    所述处理器调整所述显示屏的显示色域为所述当前应用场景所对应的色域模式。
  10. 根据权利要求9所述的显示设备,其中,所述处理器将当前显示色域的数字图像转换到色彩空间,并在所述色彩空间内根据所述当前显示色域得到一个转换矩阵;
    所述处理器块对所述当前应用场景所对应的色域模式的当前图像进行预处理,并转换到所述色彩空间;
    所述处理器将转换到所述色彩空间的当前图像与所述转换矩阵进行运算和处理,以在所述显示屏上显示所述当前应用场景所对应的色域模式。
  11. 根据权利要求9所述的显示设备,其中,所述处理器对所述多个应用场景进行分类成多组,每组对应一个色域模式。
  12. 根据权利要求11所述的显示设备,其中,所述多组包括第一组、第二组以及第三组,所述第一组对应的色域模式为sRGB色域,所述第二组对应的色域模式为Adobe RBG色域,所述第三组对应的色域模式为自定义色域模式。
  13. 根据权利要求12所述的显示设备,其中,在所述当前应用场景为浏览器时,所述处理器获取所述浏览器为所述第一组对应的sRGB色域;
    在所述当前应用场景为专业照片时,所述处理器获取所述专业照片为所述第二组对应的Adobe RBG色域;
    在所述当前应用场景为自定义场景时,所述处理器获取所述第三组对应的自定义色域模式。
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