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    • 1. 发明授权
    • Moving image encoding and decoding device
    • 运动图像编解码装置
    • US09241172B2
    • 2016-01-19
    • US13294145
    • 2011-11-10
    • Sadaatsu KatoChoong Seng BoonYoshinori SuzukiSandeep Kanumuri
    • Sadaatsu KatoChoong Seng BoonYoshinori SuzukiSandeep Kanumuri
    • H04N19/635H04N19/573H04N19/70H04N19/196H04N19/463H04N19/51H04N19/523H04N19/82
    • H04N19/573H04N19/196H04N19/463H04N19/51H04N19/523H04N19/70
    • A moving picture encoding device includes a prediction signal generation method controller that determines, for each of a plurality of target blocks, a processing method. The processing method can be performed on one of a plurality of reference pictures for generating a prediction signal for each respective target block. The prediction signal generation method controller also determines a motion vector and a reference picture for each respective target block by performing motion prediction. The moving picture encoding device also includes a prediction signal generator and an encoder. The prediction signal generator generates the prediction signal for the respective target block by performing processing on the respective reference picture based on the respective processing method, and the encoder encodes information on the respective processing method on each respective reference picture together with a reference list number identifying the respective reference picture and motion vector information of every target block.
    • 运动图像编码装置包括预测信号生成方法控制器,其针对多个目标块中的每一个确定处理方法。 处理方法可以在多个参考图像中的一个上执行,以产生每个各个目标块的预测信号。 预测信号生成方法控制器还通过执行运动预测来确定每个各个目标块的运动矢量和参考图像。 运动图像编码装置还包括预测信号发生器和编码器。 预测信号发生器通过基于各个处理方法对各个参考图像执行处理来生成各个目标块的预测信号,并且编码器对每个相应的参考图像上的各个处理方法的信息以及识别的参考列表号 每个目标块的各个参考图像和运动矢量信息。
    • 3. 发明授权
    • Image prediction encoding device, image prediction decoding device, image prediction encoding method, image prediction decoding method, image prediction encoding program, and image prediction decoding program
    • 图像预测编码装置,图像预测解码装置,图像预测编码方法,图像预测解码方法,图像预测编码程序,图像预测解码程序
    • US08761254B2
    • 2014-06-24
    • US12602949
    • 2008-06-02
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • H04N7/32H04N7/26H04N7/34H04N7/50
    • H04N19/593H04N19/11H04N19/14H04N19/176H04N19/61
    • An object is to efficiently depress mode information for identification of a prediction method even if there are a lot of prediction methods provided as to methods of generating intra-frame prediction signals in a pixel domain. An image prediction encoding device 10 has a block dividing unit 102, an intra-frame prediction signal generation method determining unit 105, an intra-frame prediction signal generating unit 106, a subtractor 108, a transform unit 109, a quantization unit 110, and an entropy encoding unit 115; the intra-frame prediction signal generation method determining unit 105 derives an adjacent region prediction method for generation of an intra-frame prediction signal highly correlated with pixel signals of an adjacent region, using a proximate pixel group to a target region, out of a plurality of first prediction methods, and predicts a target region prediction method for target pixel signals, based on the derived adjacent region prediction method; the intra-frame prediction signal generating unit 106 generates an intra-frame prediction signal for the target region, based on the target region prediction method.
    • 即使在像素域中生成画面内预测信号的方法有很多预测方法的情况下,也可以有效地抑制用于识别预测方法的模式信息。 图像预测编码装置10具有块分割单元102,帧内预测信号生成方法确定单元105,帧内预测信号生成单元106,减法器108,变换单元109,量化单元110和 熵编码单元115; 帧内预测信号生成方法决定部105使用与目标区域相邻的近似像素群,生成与多个相邻区域的像素信号高度相关的帧内预测信号的相邻区域预测方法 并且基于导出的相邻区域预测方法来预测目标像素信号的目标区域预测方法; 帧内预测信号生成部106基于目标区域预测方法生成目标区域的帧内预测信号。
    • 4. 发明授权
    • Image encoding and decoding device
    • 图像编解码装置
    • US08542936B2
    • 2013-09-24
    • US13212035
    • 2011-08-17
    • Yoshinori SuzukiChoong Seng BoonThiow Keng Tan
    • Yoshinori SuzukiChoong Seng BoonThiow Keng Tan
    • G06K9/36G06K9/46
    • H04N19/157H04N19/119H04N19/122H04N19/129H04N19/13H04N19/176H04N19/61H04N19/647H04N19/96
    • A picture encoding device may include a unit for selecting a division method of a target region, and a unit for dividing the target region into small regions using the division method, generating a prediction signal in the small region, generating a residual signal between the prediction signal and the original signal of the small region, generating quantized transform coefficients by performing frequency transform and quantization of the residual signal, selecting a map for mapping the quantized transform coefficients of the small region onto leaves of a tree structure that is common to a plurality of division methods in accordance with attribute information of the small region, mapping the quantized transform coefficients of the small region onto the leaves of the tree structure based on the map, and updating the states of the nodes and leaves of the tree structure according to the coefficient values of the respective leaves.
    • 图像编码装置可以包括用于选择目标区域的分割方法的单元和使用分割方法将目标区域划分为小区域的单元,在小区域中生成预测信号,在预测之间产生残差信号 信号和小区域的原始信号,通过执行残差信号的频率变换和量化来产生量化变换系数,选择用于将小区域的量化变换系数映射到多个公共树的树结构的叶上的映射 根据小区域的属性信息,将小区域的量化变换系数映射到树结构的树叶上,并根据该图来更新树结构的节点和叶的状态 各叶的系数值。
    • 6. 发明申请
    • IMAGE PREDICTION ENCODING DEVICE, IMAGE PREDICTION DECODING DEVICE, IMAGE PREDICTION ENCODING METHOD, IMAGE PREDICTION DECODING METHOD, IMAGE PREDICTION ENCODING PROGRAM, AND IMAGE PREDICTION DECODING PROGRAM
    • 图像预测编码设备,图像预测解码设备,图像预测编码方法,图像预测解码方法,图像预测编码程序和图像预测解码程序
    • US20100195722A1
    • 2010-08-05
    • US12602949
    • 2008-06-02
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • H04N7/32G06K9/46
    • H04N19/593H04N19/11H04N19/14H04N19/176H04N19/61
    • An object is to efficiently depress mode information for identification of a prediction method even if there are a lot of prediction methods provided as to methods of generating intra-frame prediction signals in a pixel domain. An image prediction encoding device 10 has a block dividing unit 102, an intra-frame prediction signal generation method determining unit 105, an intra-frame prediction signal generating unit 106, a subtractor 108, a transform unit 109, a quantization unit 110, and an entropy encoding unit 115; the intra-frame prediction signal generation method determining unit 105 derives an adjacent region prediction method for generation of an intra-frame prediction signal highly correlated with pixel signals of an adjacent region, using a proximate pixel group to a target region, out of a plurality of first prediction methods, and predicts a target region prediction method for target pixel signals, based on the derived adjacent region prediction method; the intra-frame prediction signal generating unit 106 generates an intra-frame prediction signal for the target region, based on the target region prediction method.
    • 即使在像素域中生成画面内预测信号的方法有很多预测方法的情况下,也可以有效地抑制用于识别预测方法的模式信息。 图像预测编码装置10具有块分割单元102,帧内预测信号生成方法确定单元105,帧内预测信号生成单元106,减法器108,变换单元109,量化单元110和 熵编码单元115; 帧内预测信号生成方法决定部105使用与目标区域相邻的近似像素群,生成与多个相邻区域的像素信号高度相关的帧内预测信号的相邻区域预测方法 并且基于导出的相邻区域预测方法来预测目标像素信号的目标区域预测方法; 帧内预测信号生成部106基于目标区域预测方法生成目标区域的帧内预测信号。
    • 8. 发明授权
    • Video encoding device, video encoding method, video encoding program, video decoding device, video decoding method, and video decoding program
    • 视频编码装置,视频编码方法,视频编码程序,视频解码装置,视频解码方法和视频解码程序
    • US08369628B2
    • 2013-02-05
    • US11994712
    • 2006-07-05
    • Yoshinori SuzukiChoong Seng BoonMitsuru Kobayashi
    • Yoshinori SuzukiChoong Seng BoonMitsuru Kobayashi
    • G06K9/36
    • H04N19/573H04N19/537H04N19/587H04N19/593H04N19/61
    • A video encoding device including a region division section for dividing a frame image constituting video data into a plurality of regions as encoding target regions, an encoding section for encoding an image of each region, an inverse transformation section and an addition section for generating reproduced image of the encoded image, a storage section for storing reproduced images, a prediction generation section for searching a region which is highly correlated to a reproduced image of a template region, which is adjacent to the region of the encoding target image in a predetermined positional relationship and is a part of the reproduced image, from the reproduced image, and determining a prediction signal based on the searched region and the above-mentioned positional relationship, and a subtraction section for generating a difference signal between the prediction signal and the encoding target image as a signal for encoding.
    • 一种视频编码装置,包括:区域划分部分,用于将构成视频数据的帧图像划分为多个区域作为编码目标区域;编码部分,用于对每个区域的图像进行编码,逆变换部分和用于产生再现图像的加法部分 编码图像的存储部分,用于存储再现图像的存储部分,用于搜索与预定位置关系中的编码对象图像的区域相邻的与模板区域的再现图像高度相关的区域的预测生成部 并且是再现图像的一部分,来自再现图像,并且基于搜索区域和上述位置关系确定预测信号,以及减法部分,用于在预测信号和编码对象图像之间产生差分信号 作为编码信号。