Rendering apparatus and method for real-time global illumination in real light environment
    1.
    发明申请
    Rendering apparatus and method for real-time global illumination in real light environment 审中-公开
    在真实环境中实时全局照明的渲染装置和方法

    公开(公告)号:US20060132486A1

    公开(公告)日:2006-06-22

    申请号:US11295839

    申请日:2005-12-06

    IPC分类号: G06T17/00

    CPC分类号: G06T15/506 G06T15/55

    摘要: A rendering apparatus for real-time global illumination and a method thereof are disclosed. The rendering apparatus includes: a spherical harmonic processor for creating light samples and creating spherical harmonics basis functions; a light model processor for transforming radiance of a HDRI image to spherical harmonics light coefficients using the spherical harmonic basis functions; a radiance transfer processor for previously calculating coefficients of a visibility and a geometric term for a global illumination model using the spherical harmonic basis function; a BRDF processor for generating a database of BRDF data and calculating coefficients of the BRDF data through smoothing; and a render unit for rendering the spherical harmonic light coefficients, the coefficients for the visibility and the geometric term, and the BRDF data coefficient using a rendering equation expressed as a dot product of a vector.

    摘要翻译: 公开了一种用于实时全局照明的渲染装置及其方法。 渲染装置包括:球面谐波处理器,用于产生光采样并产生球谐函数基函数; 光模型处理器,用于使用球谐函数基函数将HDRI图像的辐射度转换成球面谐波光系数; 辐射传输处理器,用于使用所述球谐函数基函数预先计算全局照明模型的可见度和几何项的系数; BRDF处理器,用于生成BRDF数据的数据库,并通过平滑计算BRDF数据的系数; 以及渲染单元,用于使用表示为矢量的点积的呈现方程来渲染球面谐波光系数,可见度和几何项的系数以及BRDF数据系数。

    System for representing image of real object by using photographic images and method thereof
    2.
    发明申请
    System for representing image of real object by using photographic images and method thereof 审中-公开
    用于通过使用摄影图像表示真实物体的图像的系统及其方法

    公开(公告)号:US20060104539A1

    公开(公告)日:2006-05-18

    申请号:US11222589

    申请日:2005-09-08

    IPC分类号: G06K9/36

    CPC分类号: G06T3/40

    摘要: A system for image representation of a real object by using photographic images and a method thereof are disclosed. The system includes: a characterization unit of an image sensing device for extracting characteristics of an image sensing device to be used to obtain photographs of a target object; a characterization unit of an object for obtaining photographs of the target object by using the image sensing device and extracting characteristics of the target object by using the obtained photographs; and an image reproduction unit for reproducing photorealistic images by reinterpreting the extracted characteristics from the characterization unit of an object to be suitable to conditions of expressing the target object.

    摘要翻译: 公开了一种通过使用摄影图像对真实物体进行图像表示的系统及其方法。 该系统包括:用于提取要用于获得目标对象的照片的图像感测装置的特征的图像感测装置的表征单元; 用于通过使用图像感测装置获得目标对象的照片并通过使用所获得的照片提取目标对象的特征的对象的表征单元; 以及图像再现单元,用于通过重新解释从对象的表征单元提取的特性以适合于表达目标对象的条件来再现真实感图像。

    Apparatus and method for prediction of image reality
    3.
    发明申请
    Apparatus and method for prediction of image reality 审中-公开
    用于预测图像现实的装置和方法

    公开(公告)号:US20050267726A1

    公开(公告)日:2005-12-01

    申请号:US11187137

    申请日:2005-07-22

    IPC分类号: H04N17/00

    CPC分类号: H04N17/00 H04N17/004

    摘要: An apparatus and a method for predicting reality of an image are provided. The apparatus includes: a prediction model generator for performing a psychophysical observer test on a plurality of first test images provided from outside and analyzing the test result to generate an image reality prediction model; a prediction model verifier for applying the image prediction model to a second test image provided from outside to predict image reality and comparing the prediction result with the test result to verify the image reality prediction model; and a reality prediction model applier for applying the verified image reality prediction model to a target evaluation image and providing the prediction result.

    摘要翻译: 提供了一种用于预测图像现实的装置和方法。 该装置包括:预测模型生成器,用于对从外部提供的多个第一测试图像执行心理物理观察者测试,并分析测试结果以生成图像现实预测模型; 用于将图像预测模型应用于从外部提供的第二测试图像以预测图像现实并将预测结果与测试结果进行比较以验证图像现实预测模型的预测模型验证器; 以及用于将经验证的图像现实预测模型应用于目标评估图像并提供预测结果的现实预测模型应用程序。

    METHOD AND APPARATUS FOR PROVIDING METADATA FOR SENSORY EFFECT, COMPUTER-READABLE RECORDING MEDIUM ON WHICH METADATA FOR SENSORY EFFECT ARE RECORDED, AND METHOD AND APPARATUS FOR SENSORY REPRODUCTION
    4.
    发明申请
    METHOD AND APPARATUS FOR PROVIDING METADATA FOR SENSORY EFFECT, COMPUTER-READABLE RECORDING MEDIUM ON WHICH METADATA FOR SENSORY EFFECT ARE RECORDED, AND METHOD AND APPARATUS FOR SENSORY REPRODUCTION 审中-公开
    用于提供传感效应的元数据的方法和装置,用于感测效应的元数据的计算机可读记录介质以及用于感测再现的方法和装置

    公开(公告)号:US20120033937A1

    公开(公告)日:2012-02-09

    申请号:US13275045

    申请日:2011-10-17

    IPC分类号: H04N9/873

    摘要: The present invention relates to a method and an apparatus for providing metadata for sensory effect, a computer-readable recording medium on which metadata for a sensory effect is recorded, and a method and apparatus for sensory reproduction. According to this technique, disclosed is a method for providing the metadata for a sensory effect which comprises the steps of: generating SEM (Sensory Effect Metadata) which includes sensory effect information on contents; and transmitting the SEM to a sensory reproduction apparatus engine unit which analyzes the SEM and generates control information on a sensory reproduction apparatus, wherein the sensory effect information includes color calibration effect information on the contents.

    摘要翻译: 本发明涉及一种用于提供感觉效果的元数据的方法和装置,其中记录有用于感觉效果的元数据的计算机可读记录介质,以及用于感觉再现的方法和装置。 根据该技术,公开了一种用于提供用于感觉效果的元数据的方法,其包括以下步骤:生成包括关于内容的感觉效果信息的SEM(感觉效应元数据) 以及将SEM发送到感测再现装置引擎单元,其分析SEM并在感觉再现设备上生成控制信息,其中感觉效果信息包括关于内容的颜色校准效果信息。

    Method and apparatus for providing metadata for sensory effect, computer readable record medium on which metadata for sensory effect is recorded, method and apparatus for representating sensory effect
    5.
    发明授权
    Method and apparatus for providing metadata for sensory effect, computer readable record medium on which metadata for sensory effect is recorded, method and apparatus for representating sensory effect 有权
    用于提供感觉效果的元数据的方法和装置,记录有用于感觉效果的元数据的计算机可读记录介质,用于表示感觉效果的方法和装置

    公开(公告)号:US08675010B2

    公开(公告)日:2014-03-18

    申请号:US13078459

    申请日:2011-04-01

    IPC分类号: G09G5/02

    摘要: Disclosed are a method and apparatus for providing metadata for a sensory effect, a computer-readable recording medium on which metadata for a sensory effect are recorded, and a method and apparatus for reproducing a sensory effect. A method for providing metadata for a sensory effect includes generating Sensory Effect Metadata (SEM) including sensory effect information on contents using binary representation syntax; and analyzing the SEM and transmitting the SEM to a sensory reproduction apparatus engine unit that generates control information on a sensory reproduction apparatus. In the method, the sensory effect information includes color correction effect information on the contents.

    摘要翻译: 公开了一种用于提供用于感觉效果的元数据的方法和装置,其上记录有感觉效果的元数据的计算机可读记录介质,以及用于再现感觉效果的方法和装置。 提供用于感觉效果的元数据的方法包括使用二进制表示语法生成包含关于内容的感觉效果信息的感觉效应元数据(SEM) 并且分析SEM并将SEM发送到在感觉再现装置上产生控制信息的感觉再现装置引擎单元。 在该方法中,感觉效果信息包括关于内容的颜色校正效果信息。

    Apparatus and method for matching colors between various image devices
    6.
    发明授权
    Apparatus and method for matching colors between various image devices 有权
    用于匹配各种图像装置之间的颜色的装置和方法

    公开(公告)号:US08666163B2

    公开(公告)日:2014-03-04

    申请号:US13332653

    申请日:2011-12-21

    IPC分类号: G06K9/00

    CPC分类号: H04N1/603 H04N1/6055

    摘要: An apparatus for matching colors between various image devices includes a characterization model generation unit configured to generate characterization models for color conversion using gamut information on the image shooting device and the output imaging device; a color conversion unit configured to convert all colors corresponding to a gamut of the image shooting device into colors corresponding to a gamut of the output imaging device using the characterization models; a lookup table generation unit configured to generate a lookup table between the image shooting device and the output imaging device based on color conversion information of the colors corresponding to the gamut of the image shooting device; and an image conversion unit configured to generate an output image of the output imaging device, of which the colors are matched with those of the image inputted from the image shooting device, using the lookup table.

    摘要翻译: 一种用于在各种图像设备之间匹配颜色的设备包括表征模型生成单元,被配置为使用在图像拍摄设备和输出成像设备上的色域信息生成用于颜色转换的表征模型; 颜色转换单元,被配置为使用所述表征模型将对应于所述图像拍摄装置的色域的所有颜色转换成与所述输出成像装置的色域相对应的颜色; 查找表生成单元,被配置为基于与图像拍摄装置的色域对应的颜色的颜色转换信息,在图像拍摄装置和输出成像装置之间生成查找表; 以及图像转换单元,被配置为使用所述查找表来生成与所述图像拍摄装置输入的图像的颜色匹配的输出成像装置的输出图像。

    Color conversion system and method
    7.
    发明授权
    Color conversion system and method 有权
    颜色转换系统及方法

    公开(公告)号:US08411946B2

    公开(公告)日:2013-04-02

    申请号:US12836043

    申请日:2010-07-14

    IPC分类号: G06K9/00

    CPC分类号: H04N1/6033 H04N9/68

    摘要: Provided is a color conversion system and method. The color conversion system which converts the color of a filmed image includes: an image separation unit configured to receive a reference image including a color reference table and an action image, and separate the reference and action images from each other; a color data extraction unit configured to output color values of the color reference table included in the reference image; a control unit configured to detect change values obtained by comparing color values included in the reference image with those included in the color reference table, and generate a look-up table for converting the colors of the color reference table included in the reference image into desired colors; and an image conversion unit configured to perform color correction by converting the color values of the action image into coordinates in pixels, using the look-up table outputted from the control unit.

    摘要翻译: 提供了一种颜色转换系统和方法。 转换成像图像的颜色的颜色转换系统包括:图像分离单元,被配置为接收包括颜色参考表和动作图像的参考图像,并且使参考和动作图像彼此分离; 彩色数据提取单元,被配置为输出包括在参考图像中的颜色参考表的颜色值; 控制单元,被配置为检测通过将参考图像中包括的颜色值与包括在颜色参考表中的颜色值进行比较而获得的变化值,并且生成用于将包括在参考图像中的颜色参考表的颜色转换为所需颜色的查找表 颜色; 以及图像转换单元,被配置为使用从所述控制单元输出的查找表,将所述动作图像的颜色值转换为像素中的坐标来执行颜色校正。

    Color correction apparatus for minimizing metamerism of color scanner and method therefor
    8.
    发明授权
    Color correction apparatus for minimizing metamerism of color scanner and method therefor 失效
    用于最小化彩色扫描仪的同色异色的色彩校正装置及其方法

    公开(公告)号:US06337923B1

    公开(公告)日:2002-01-08

    申请号:US09205615

    申请日:1998-12-04

    IPC分类号: H04N146

    摘要: A color correction apparatus for minimizing a metamerism of a color scanner and a method therefor are disclosed. The apparatus includes a color measuring unit for measuring a light splitting reflection value of a color sample; a metamerism minimizing color correction unit for receiving R, G, B color values of the color sample and a light splitting reflection value inputted from the color measuring unit, obtaining a metamerism minimizing color correction parameter and converting the R, G, B color values inputted from a color scanner into a light splitting reflection value using the metamerism minimizing color correction parameter; a color value converting unit for determining a color value conversion parameter selection value in accordance with an externally inputted selection signal and converting a light splitting reflection value inputted from the metamerism minimizing color correction unit into a standard color value using the color value conversion parameter in accordance with the determined color value conversion parameter selection value; and a storing unit for providing the stored color value conversion parameter in accordance with the color value conversion parameter selection value received from the color value conversion unit and storing the metamerism minimizing color correction parameter obtained by the metamerism minimizing color correction unit. Therefore, it is possible to minimizing the metamerism of a color scanner.

    摘要翻译: 公开了一种用于最小化彩色扫描器的同色异色的颜色校正装置及其方法。 该装置包括:颜色测量单元,用于测量颜色样本的分光反射值; 使颜色校正单元最小化的色相校正单元,用于接收彩色样本的R,G,B色值和从色彩测量单元输入的分光反射值,获得最小化颜色校正参数的同色异体,并转换输入的R,G,B颜色值 从彩色扫描器到使用同色异谱的分光反射值,使颜色校正参数最小化; 颜色值转换单元,用于根据外部输入的选择信号来确定颜色值转换参数选择值,并且使用根据颜色值转换参数将从色相校正单元中的相同色调最小化颜色校正单元输入的分光反射值转换为标准色彩值 用确定的颜色值转换参数选择值; 以及存储单元,用于根据从颜色值转换单元接收的颜色值转换参数选择值提供所存储的颜色值转换参数,并存储通过相位匹配最小化颜色校正单元获得的最小化颜色校正参数的同色异色。 因此,可以最小化彩色扫描仪的同色异谱。