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    • 1. 发明申请
    • Object priority order compositor for MPEG-4 player
    • MPEG-4播放器的对象优先顺序合成器
    • US20060222071A1
    • 2006-10-05
    • US11095531
    • 2005-04-01
    • Yun LeeSeok Lee
    • Yun LeeSeok Lee
    • H04N7/12
    • H04N21/44012G11B27/031H04N21/23412H04N21/234318
    • The present invention relates to an object priority order compositor for an MPEG-4 player comprising a drawing node list generator including an object priority order register, a drawing node extractor, and a field-node extractor; and an object priority order manager including an object rendering sequencer and an object instruction manager. An object priority order compositor for an MPEG-4 player according to the present invention comprises a drawing node list generator for making a list through receiving a scene tree from a parser manager and extracting drawing nodes necessary for presentation on a screen from the scene tree by means of depth first search; and an object priority order manager for handling insert, delete, and replace commands received from scene constitution information and determining priority order of an object. In an MPEG-4 audiovisual scene consisting of high capacity multimedia objects, when a scene change, which an object is inserted, deleted, or replaced in real time by user interaction, is required, the object priority order compositor for an MPEG-4 player according to the present invention performs presentation of objects based on priority order of objects. The compositor searches priority order of objects, and makes it possible to arbitrarily change order of objects and further to perform presentation of only objects requiring reconstruction. Thus, the object priority order compositor provides re-usability and availability of multimedia data. Further, the object priority order compositor renders efficient multimedia data processing possible by providing a user with a dynamic scene.
    • 本发明涉及一种MPEG-4播放器的对象优先顺序合成器,它包括一个包括对象优先顺序寄存器,绘图节点提取器和场节点提取器的绘图节点列表生成器; 以及包括对象绘制定序器和对象指示管理器的对象优先级顺序管理器。 根据本发明的用于MPEG-4播放器的对象优先级顺序合成器包括:绘图节点列表生成器,用于通过从解析器管理器接收场景树,并从场景树中提取在屏幕上呈现所需的绘图节点来制作列表, 深度搜索的手段; 以及对象优先顺序管理器,用于处理插入,删除和替换从场景构成信息接收的命令并确定对象的优先顺序。 在由高容量多媒体对象组成的MPEG-4视听场景中,当需要通过用户交互来实时地插入,删除或替换对象的场景改变时,需要用于MPEG-4播放器的对象优先顺序合成器 根据本发明,基于对象的优先顺序执行对象的呈现。 合成器搜索对象的优先顺序,并且可以任意地改变对象的顺序,并进一步执行仅需要重建的对象的呈现。 因此,对象优先顺序合成器提供了多媒体数据的可重用性和可用性。 此外,对象优先级顺序合成器通过向用户提供动态场景来实现有效的多媒体数据处理。
    • 6. 发明授权
    • Image-registration method, medium, and apparatus
    • 图像配准方法,介质和设备
    • US08300985B2
    • 2012-10-30
    • US12222963
    • 2008-08-20
    • Seok LeeSeong-deok LeeHyun-chul SongWon-hee ChoeJae-hyun KwonKang-eui Lee
    • Seok LeeSeong-deok LeeHyun-chul SongWon-hee ChoeJae-hyun KwonKang-eui Lee
    • G06K9/00G06K9/32
    • G06K9/6203G06T7/32G06T2207/20016G06T2207/20076
    • An image-registration method, medium, and apparatus obtaining first and second images, generating first and second image pyramids based on the first and second images, respectively, by performing sub-sampling which reduces the length and width of each of the first and second images by half, and determining one of five directions as an optimal movement direction for a current level of the first and second image pyramids based on two images belonging to a corresponding level, updating a motion vector for the current level based on the optimal movement direction for the current level and updating a first image belonging to a level directly below the current level based on the updated motion vector for the current level, wherein the updating comprises updating a motion vector for each of a plurality of levels of the first and second image pyramids in an order from an uppermost level to a lowermost level.
    • 一种图像配准方法,介质和获得第一和第二图像的装置,分别通过执行子采样来生成基于第一和第二图像的第一和第二图像棱锥,其减少了第一和第二图像中的每一个的长度和宽度 基于属于相应级别的两个图像,将五个方向中的一个确定为第一和第二图像金字塔的当前水平的最佳移动方向,基于最佳移动方向更新当前水平的运动矢量 用于当前级别,并且基于当前级别的更新的运动矢量来更新属于当前级别以下的级别的第一图像,其中所述更新包括更新所述第一和第二图像的多个级别中的每一个的运动矢量 金字塔从最上层到最低层次。
    • 10. 发明申请
    • IMAGE PROCESSING APPARATUS AND METHOD
    • 图像处理装置和方法
    • US20100123807A1
    • 2010-05-20
    • US12574181
    • 2009-10-06
    • Seok LeeHo-Cheon Wey
    • Seok LeeHo-Cheon Wey
    • G06K9/00H04N5/217
    • G06T5/003G06T5/50G06T2207/10024G06T2207/20192G06T2207/20201
    • An image processing apparatus and method are provided. The image processing apparatus includes a blur kernel estimator and an image restorer. The blur kernel estimator is configured to estimate a blur kernel of a first image using the first image and a second image, wherein the first image includes multi-channel color image data and the second image includes single-channel image data and is obtained with a shorter exposure time than the first image. The image restorer is configured to generate a blurred image of the second image using the blur kernel, and restore an image using residual images between images for respective channels of the first image and the blurred image of the second image, the second image, and the blur kernel.
    • 提供了一种图像处理装置和方法。 图像处理装置包括模糊核估计器和图像恢复器。 模糊核估计器被配置为使用第一图像和第二图像来估计第一图像的模糊核心,其中第一图像包括多通道彩色图像数据,并且第二图像包括单通道图像数据,并且用 比第一张图像短的曝光时间。 图像恢复器被配置为使用模糊核生成第二图像的模糊图像,并且使用第一图像的各个通道的图像之间的残留图像和第二图像的模糊图像,第二图像和 模糊内核。