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    • 5. 发明申请
    • MOVING PICTURE ENCODING APPARATUS, MOVING PICTURE ENCODING METHOD, MOVING PICTURE ENCODING PROGRAM, MOVING PICTURE DECODING APPARATUS, MOVING PICTURE DECODING METHOD, AND MOVING PICTURE DECODING PROGRAM
    • 移动图像编码设备,移动图像编码方法,移动图像编码程序,移动图像解码设备,移动图像解码方法和移动图像解码程序
    • US20100150239A1
    • 2010-06-17
    • US12711901
    • 2010-02-24
    • Choong Seng BOONThiow Keng Tan
    • Choong Seng BOONThiow Keng Tan
    • H04N7/32
    • H04N19/573H04N19/105H04N19/139H04N19/172H04N19/176H04N19/61H04N19/80
    • In a moving picture encoding apparatus 10, as an embodiment of the present invention, a predicted image generator 16 generates a predicted image with respect to a target image, using a reference image stored in a frame memory 20. A difference image generator 18 performs a difference operation between the target image and the predicted image to generate a difference image. An encoder 22 encodes the difference image to generate an encoded difference signal. A decoder 28 decodes the encoded difference signal to generate a decoded difference image. A reproduced image generator 30 performs a summation of the decoded difference image and the predicted image to generate a reproduced image. An image updater 32 performs a weighted summation of a first image which is one of the reproduced image and the reference image, and a second image which is the other of the reproduced image and the reference image, to generate an updated image. The updated image is stored into the frame memory 20 to be used as a reference image in encoding of another target image.
    • 在运动图像编码装置10中,作为本发明的实施例,预测图像生成器16使用存储在帧存储器20中的参考图像来生成关于目标图像的预测图像。差分图像生成器18执行 目标图像与预测图像之间的差分运算,以产生差分图像。 编码器22对差分图像进行编码以产生编码的差分信号。 解码器28解码编码的差分信号以产生解码差分图像。 再现图像发生器30执行解码差分图像和预测图像的求和以产生再现图像。 图像更新器32执行作为再现图像和参考图像之一的第一图像和再现图像和参考图像中的另一个的第二图像的加权求和,以生成更新图像。 更新的图像被存储到帧存储器20中,以用作另一目标图像的编码中的参考图像。
    • 6. 发明申请
    • IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD AND STORAGE MEDIUM
    • 图像处理设备,图像处理方法和存储介质
    • US20110081085A1
    • 2011-04-07
    • US12903838
    • 2010-10-13
    • Masaki HIRAGAToshiki SHIINOAkira FUJIBAYASHIChoong Seng BOON
    • Masaki HIRAGAToshiki SHIINOAkira FUJIBAYASHIChoong Seng BOON
    • G06K9/46
    • G06T5/002G06T2207/20012H04N7/0132
    • An image processing device includes: processing pixel group determination unit that determines a to-be-processed pixel group from a plurality of frame images of picture signals input based on a first predetermined rule and that determines a processed pixel group from the processed frame image stored based on a second predetermined rule; frequency component processing unit that extracts at least a temporal frequency component from the to-be-processed pixel group and the processed pixel group, that executes predetermined coefficient processing on a temporal high-frequency component of the temporal frequency component and that acquires the executed to-be-processed pixel group; processing completion frame generation unit that generates a processing completion frame image from the executed to-be-processed pixel group; and image output unit that outputs the processing completion frame image and that stores the processing completion frame image in the processed frame storage unit, in which the frequency component processing unit prevents the predetermined coefficient processing from being executed on a component having low sensitivity in visual characteristic included in the temporal high-frequency component.
    • 一种图像处理装置,包括:处理像素组确定单元,其根据第一预定规则从输入的图像信号的多个帧图像中确定待处理像素组,并且从所处理的帧图像确定经处理的像素组 基于第二预定规则; 频率分量处理单元,其从所述被处理像素组和所处理的像素组中提取至少一个时间频率分量,所述处理像素组对所述时间频率分量的时间高频分量执行预定系数处理,并且获取所执行的 被处理的像素组; 处理完成帧生成单元,其从所执行的被处理像素组生成处理完成帧图像; 以及图像输出单元,其输出处理完成帧图像并将处理完成帧图像存储在处理帧存储单元中,其中,频率分量处理单元防止对视觉特性具有低灵敏度的分量执行预定系数处理 包括在时间高频分量中。
    • 8. 发明申请
    • IMAGE ENCODING APPARATUS, IMAGE ENCODING METHOD, IMAGE ENCODING PROGRAM, IMAGE DECODING APPARATUS, IMAGE DECODING METHOD, AND IMAGE DECODING PROGRAM
    • 图像编码设备,图像编码方法,图像编码程序,图像解码设备,图像解码方法和图像解码程序
    • US20100296744A1
    • 2010-11-25
    • US12852267
    • 2010-08-06
    • Choong Seng BOONKazuo SUGIMOTO
    • Choong Seng BOONKazuo SUGIMOTO
    • G06K9/46
    • H04N19/593H04N19/51
    • The image encoding apparatus of one embodiment of the present invention comprises a coding mode determination unit, a prediction image generation unit, a storage unit, and an encoding unit. The coding mode determination unit determines a coding mode relating to which of the first image prediction processing or second image prediction processing is used for generating prediction image of a partial area of input images. The prediction image generation unit extracts the prediction assist information by the first image prediction processing and generates a prediction image based on the prediction assist information. The storage unit stores the reproduced image that is based on the prediction image. The encoding unit generates a bit stream comprising data obtained by encoding the coding mode information and prediction assist information.
    • 本发明的一个实施例的图像编码装置包括编码模式确定单元,预测图像生成单元,存储单元和编码单元。 编码模式确定单元确定与使用第一图像预测处理或第二图像预测处理中的哪一个用于生成输入图像的部分区域的预测图像的编码模式。 预测图像生成单元通过第一图像预测处理提取预测辅助信息,并且基于预测辅助信息生成预测图像。 存储单元存储基于预测图像的再现图像。 编码单元生成包含通过对编码模式信息和预测辅助信息进行编码而获得的数据的比特流。
    • 9. 发明申请
    • MOVING PICTURE ENCODING APPARATUS AND METHOD, MOVING PICTURE DECODING APPARATUS AND METHOD
    • 移动图像编码装置和方法,移动图像解码装置和方法
    • US20090285302A1
    • 2009-11-19
    • US12508066
    • 2009-07-23
    • Sadaatsu KATOChoong Seng BOON
    • Sadaatsu KATOChoong Seng BOON
    • H04N11/02
    • H04N19/597H04N13/161H04N13/178H04N13/194H04N2213/007
    • A prediction mode is selected in accordance with a type of a moving picture. When an interframe prediction mode is selected as the prediction mode, a motion vector for the moving picture is detected. Motion compensation for the moving picture is performed based on the type of the moving picture, the prediction mode, and the motion vector. A spatial prediction section performs a spatial prediction for the moving picture based on the type of the moving picture and the prediction mode. An orthogonal transformation for a predictive residue signal obtained as a difference between the picture signal obtained by the motion compensation or the spatial prediction and the input picture signal is performed, based on the type of the moving picture and the prediction mode. Variable length encoding for the picture data after the orthogonal transformation is performed, based on the type of the moving picture and the prediction mode.
    • 根据运动图像的类型来选择预测模式。 当选择帧间预测模式作为预测模式时,检测运动图像的运动矢量。 基于运动图像的类型,预测模式和运动矢量来执行运动图像的运动补偿。 空间预测部基于运动图像的类型和预测模式,对运动图像进行空间预测。 基于运动图像的类型和预测模式,执行作为通过运动补偿或空间预测获得的图像信号与输入图像信号之间的差获得的预测残差信号的正交变换。 基于运动图像的类型和预测模式,执行正交变换后的图像数据的可变长度编码。