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91. 发明授权

US09426496B2 Method and apparatus for entropy coding video and method and apparatus for entropy decoding video 有权
公开(公告)号：US09426496B2
公开(公告)日：2016-08-23
申请号：US14656045
申请日：2015-03-12
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Il-koo Kim
IPC分类号： H04N19/18 , H04N19/91 , H04N19/139 , H04N19/13 , H04N19/119 , H04N19/46 , H04N19/44 , H04N19/60 , H04N19/176 , H04N19/157 , H04N19/159
CPC分类号： H04N19/91 , H04N19/119 , H04N19/13 , H04N19/139 , H04N19/157 , H04N19/159 , H04N19/176 , H04N19/18 , H04N19/44 , H04N19/46 , H04N19/60
摘要： Provided are entropy decoding and encoding methods of a video. The entropy decoding method includes obtaining a transformation unit significant coefficient flag indicating whether a non-zero transformation coefficient exists in the transformation unit, from a bitstream, determining a context model for arithmetically 5 decoding the transformation unit significant coefficient flag, based on the transformation depth of the transformation unit and arithmetically decoding the transformation unit significant coefficient flag based on the determined context model.

92. 发明授权

US09407936B2 Method and apparatus for entropy coding video and method and apparatus for entropy decoding video 有权
公开(公告)号：US09407936B2
公开(公告)日：2016-08-02
申请号：US14362771
申请日：2013-07-02
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Il-koo Kim
IPC分类号： H04N19/91 , H04N19/139 , H04N19/13 , H04N19/119 , H04N19/46 , H04N19/44 , H04N19/60 , H04N19/176 , H04N19/157 , H04N19/159 , H04N19/18
CPC分类号： H04N19/91 , H04N19/119 , H04N19/13 , H04N19/139 , H04N19/157 , H04N19/159 , H04N19/176 , H04N19/18 , H04N19/44 , H04N19/46 , H04N19/60
摘要： Provided are entropy decoding and encoding methods of a video. The entropy decoding method includes obtaining a transformation unit significant coefficient flag indicating whether a non-zero transformation coefficient exists in the transformation unit, from a bitstream, determining a context model for arithmetically decoding the transformation unit significant coefficient flag, based on the transformation depth of the transformation unit and arithmetically decoding the transformation unit significant coefficient flag based on the determined context model.

93. 发明授权

US09137536B2 Method and apparatus for encoding video in consideration of scanning order of coding units having hierarchical structure, and method and apparatus for decoding video in consideration of scanning order of coding units having hierarchical structure 有权
标题翻译：考虑到具有层次结构的编码单元的扫描顺序来编码视频的方法和装置，以及考虑到具有分层结构的编码单元的扫描顺序来解码视频的方法和装置
公开(公告)号：US09137536B2
公开(公告)日：2015-09-15
申请号：US14444358
申请日：2014-07-28
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Hae-kyung Jung , Min-su Cheon , Jung-hye Min , Il-koo Kim
IPC分类号： H04N7/12 , H04N19/129 , H04N19/52 , H04N19/50 , H04N19/176 , H04N19/119 , H04N19/147 , H04N19/122 , H04N19/61 , H04N19/593 , H04N19/107 , H04N19/132 , H04N19/157 , H04N19/187 , H04N19/167 , H04N19/23 , H04N19/196 , H04N19/88 , H04N19/30 , H04N19/146
CPC分类号： H04N19/129 , H04N19/107 , H04N19/119 , H04N19/122 , H04N19/132 , H04N19/146 , H04N19/147 , H04N19/157 , H04N19/167 , H04N19/176 , H04N19/187 , H04N19/198 , H04N19/23 , H04N19/30 , H04N19/50 , H04N19/52 , H04N19/593 , H04N19/61 , H04N19/70 , H04N19/88 , H04N19/96
摘要： A method and apparatus for decoding a video and a method and apparatus for encoding a video are provided. The method for decoding the video includes: receiving and parsing a bitstream of an encoded video; extracting, from the bitstream, encoded image data of a current picture of the encoded video assigned to a maximum coding unit, and information about a coded depth and an encoding mode according to the maximum coding unit; and decoding the encoded image data for the maximum coding unit based on the information about the coded depth and the encoding mode for the maximum coding unit, in consideration of a raster scanning order for the maximum coding unit and a zigzag scanning order for coding units of the maximum coding unit according to depths.
摘要翻译：提供了一种用于对视频进行解码的方法和装置以及用于编码视频的方法和装置。用于解码视频的方法包括：接收和解析编码视频的比特流; 从比特流中提取分配给最大编码单位的编码图像的当前图像的编码图像数据，以及根据最大编码单位的关于编码深度和编码模式的信息; 并且考虑到用于最大编码单位的光栅扫描顺序和用于编码单位的Z字形扫描顺序，基于关于最大编码单元的编码深度和编码模式的信息来解码用于最大编码单元的编码图像数据最大编码单位根据深度。

94. 发明授权

US09137534B2 Method and apparatus for encoding images and method and apparatus for decoding images 有权
公开(公告)号：US09137534B2
公开(公告)日：2015-09-15
申请号：US14606713
申请日：2015-01-27
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Hae-kyung Jung , Min-su Cheon , Jung-hye Min , Il-koo Kim
IPC分类号： G06K9/36 , H04N19/105 , G06T9/00 , H04N19/176 , H04N19/119 , H04N19/96 , H04N19/103 , H04N19/132 , H04N19/50 , H04N19/17 , H04N19/115 , H04N19/46
CPC分类号： H04N19/105 , G06T9/00 , H04N19/103 , H04N19/115 , H04N19/119 , H04N19/132 , H04N19/17 , H04N19/176 , H04N19/46 , H04N19/50 , H04N19/96
摘要： An apparatus for decoding an image includes an encoding information extractor which extracts split information indicating whether to split a coding unit of an upper depth into coding units of deeper depths and skip information indicating whether a prediction mode of a current coding unit is a skip mode, from image data and a decoding unit which determines a split structure of a maximum coding unit, according to the split information so that the maximum coding unit is hierarchically split as a depth increases and determines whether the prediction mode of the current coding unit is the skip mode according to the skip information.

95. 发明授权

US09131231B2 Method and apparatus for encoding images and method and apparatus for decoding images 有权
公开(公告)号：US09131231B2
公开(公告)日：2015-09-08
申请号：US14500045
申请日：2014-09-29
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Hae-kyung Jung , Min-su Cheon , Jung-hye Min , Il-koo Kim
IPC分类号： G06K9/46 , H04N19/105 , G06T9/00 , H04N19/176 , H04N19/119 , H04N19/96 , H04N19/103 , H04N19/132 , H04N19/50 , H04N19/17 , H04N19/115 , H04N19/46
CPC分类号： H04N19/105 , G06T9/00 , H04N19/103 , H04N19/115 , H04N19/119 , H04N19/132 , H04N19/17 , H04N19/176 , H04N19/46 , H04N19/50 , H04N19/96
摘要： An apparatus for decoding an image includes an encoding information extractor which extracts split information indicating whether to split a coding unit of an upper depth into coding units of deeper depths and skip information indicating whether a prediction mode of a current coding unit is a skip mode, from image data and a decoding unit which determines a split structure of a maximum coding unit, according to the split information so that the maximum coding unit is hierarchically split as a depth increases and determines whether the prediction mode of the current coding unit is the skip mode according to the skip information.

96. 发明授权

US09118916B2 Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering 有权
标题翻译：通过使用去块滤波对视频进行编码的方法和装置，以及通过使用去块滤波对视频进行解码的方法和装置
公开(公告)号：US09118916B2
公开(公告)日：2015-08-25
申请号：US14600953
申请日：2015-01-20
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jung-hye Min , Tammy Lee , Il-koo Kim
IPC分类号： H04N7/12 , H04N11/02 , H04N11/04 , H04N19/139 , H04N19/86 , H04N19/117 , H04N19/159 , H04N19/182
CPC分类号： H04N19/86 , H04N19/105 , H04N19/117 , H04N19/119 , H04N19/122 , H04N19/139 , H04N19/157 , H04N19/159 , H04N19/182 , H04N19/395 , H04N19/50 , H04N19/52 , H04N19/593 , H04N19/61 , H04N19/80 , H04N19/82 , H04N19/96
摘要： A method and apparatus for encoding video by using deblocking filtering, and a method and apparatus for decoding video by using deblocking filtering are provided. The method of encoding video includes: splitting a picture into a maximum coding unit; determining coding units of coded depths and encoding modes for the coding units of the maximum coding unit by prediction encoding the coding units of the maximum coding unit based on at least one prediction unit and transforming the coding units based on at least one transformation unit, wherein the maximum coding unit is hierarchically split into the coding units as a depth deepens, and the coded depths are depths where the maximum coding unit is encoded in the coding units; and performing deblocking filtering on video data being inversely transformed into a spatial domain in the coding units, in consideration of the encoding modes.
摘要翻译：提供了一种通过使用解块滤波对视频进行编码的方法和装置，以及通过使用去块滤波来解码视频的方法和装置。视频编码方法包括：将图像分割为最大编码单位; 基于至少一个预测单元，对最大编码单位的编码单位进行预测编码，基于至少一个变换单位变换编码单位，确定最大编码单位的编码单位的编码深度的编码单位和编码模式，其中，最大编码单位在深度加深的情况下被分层分割为编码单元，编码深度是最大编码单元在编码单元中被编码的深度; 并且考虑到编码模式，对编码单元中的空间域进行逆变换的视频数据进行去块滤波。

97. 发明申请

US20150163500A1 METHOD AND APPARATUS FOR CODING VIDEO HAVING TEMPORAL SCALABILITY, AND METHOD AND APPARATUS FOR DECODING VIDEO HAVING TEMPORAL SCALABILITY 审中-公开
标题翻译：用于编码具有时间尺度的视频的方法和装置，以及用于解码具有时间尺度的视频的方法和装置
公开(公告)号：US20150163500A1
公开(公告)日：2015-06-11
申请号：US14412828
申请日：2013-07-03
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Byeong-doo Choi , Young-o Park , Il-koo Kim , Jae-hyun Kim , Jeong-Hoon Park
IPC分类号： H04N19/30 , H04N19/46 , H04N19/513 , H04N19/52
摘要： Provided are a video encoding method and apparatus having temporal scalability, and a video decoding method and apparatus having temporal scalability. The video encoding method includes: splitting pictures included in a picture sequence into temporal sub-layers; classifying, as a first temporal layer access picture or a second temporal layer access picture, a temporal layer access picture based on whether a picture encoded after the temporal layer access picture is capable of referring to a picture encoded before the temporal layer access picture; and adding, to transmission unit data including the temporal layer access picture, type syntax information for identifying the first temporal layer access picture and the second temporal layer access picture, wherein the picture encoded after the temporal layer access picture belongs to a same temporal sub-layer as the temporal layer access picture or belongs to an upper temporal sub-layer to the temporal layer access picture.
摘要翻译：提供了具有时间可缩放性的视频编码方法和装置，以及具有时间可扩展性的视频解码方法和装置。视频编码方法包括：将包括在图像序列中的图像分解成时间子层; 基于在时间层访问图像之后编码的图像是否能够参考在时间层访问图像之前编码的图像，将第一时间层访问图像或第二时间层访问图像分类为时间层访问图像; 并且向包括时间层访问图像的发送单元数据添加用于识别第一时间层访问图像和第二时间层访问图像的类型语法信息，其中，在时间层访问图像之后编码的图像属于相同的时间子页面，层作为时间层访问图像，或属于时间层访问图像的上层时间子层。

98. 发明授权

US09049460B1 Method and apparatus for encoding video by using transformation index, and method and apparatus for decoding video by using transformation index 有权
公开(公告)号：US09049460B1
公开(公告)日：2015-06-02
申请号：US14611630
申请日：2015-02-02
申请人： Samsung Electronics Co., Ltd.
发明人： Jung-hye Min , Woo-jin Han , Tammy Lee , Il-koo Kim , Min-su Cheon
IPC分类号： H04N19/00 , H04N19/635
CPC分类号： H04N19/60 , H04N19/122 , H04N19/172 , H04N19/176 , H04N19/44 , H04N19/46 , H04N19/635 , H04N19/96
摘要： Encoding and decoding a video using transformation index that indicates information that indicates a structure of a transformation unit transforming data of a current coding unit.

99. 发明授权

US09042459B1 Method and apparatus for encoding video by using transformation index, and method and apparatus for decoding video by using transformation index 有权
公开(公告)号：US09042459B1
公开(公告)日：2015-05-26
申请号：US14611679
申请日：2015-02-02
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jung-hye Min , Woo-jin Han , Tammy Lee , Il-koo Kim , Min-su Cheon
IPC分类号： H04N19/00 , H04N19/60 , H04N19/44
CPC分类号： H04N19/60 , H04N19/122 , H04N19/172 , H04N19/176 , H04N19/44 , H04N19/46 , H04N19/635 , H04N19/96
摘要： Encoding and decoding a video using transformation index that indicates information that indicates a structure of a transformation unit transforming data of a current coding unit.

100. 发明授权

US09036703B2 Method and apparatus for encoding video, and method and apparatus for decoding video 有权
标题翻译：用于编码视频的方法和装置，以及用于解码视频的方法和装置
公开(公告)号：US09036703B2
公开(公告)日：2015-05-19
申请号：US14287279
申请日：2014-05-27
申请人： Samsung Electronics Co., Ltd.
发明人： Jung-hye Min , Woo-jin Han , Il-koo Kim
IPC分类号： H04N7/12 , H04B1/66 , H04N19/593 , H04N19/105 , H04N19/11 , H04N19/117 , H04N19/176 , H04N19/182 , H04N19/44 , H04N19/82 , H04N19/96
CPC分类号： H04N19/159 , H04N19/105 , H04N19/11 , H04N19/115 , H04N19/117 , H04N19/176 , H04N19/182 , H04N19/44 , H04N19/50 , H04N19/593 , H04N19/82 , H04N19/96
摘要： An apparatus of decoding image includes an entropy decoder which extracts information that indicates an intra prediction mode applied to a current block to be decoded, from a bitstream, a reference pixel determining unit which determines one of neighboring pixels adjacent to the current block and filtered neighboring pixels filtered from the neighboring pixels as reference pixels, based on at least one of a size of the current block and an intra prediction mode of the current block, and an intra prediction performing unit which performs intra prediction on the current block using the extracted information and the determined reference pixels.
摘要翻译：解码图像的装置包括：熵解码器，从比特流中提取指示应用于要解码的当前块的帧内预测模式的信息;参考像素确定单元，其确定与当前块相邻的相邻像素中的一个，并且过滤相邻基于当前块的大小和当前块的帧内预测模式中的至少一个，从相邻像素滤波的像素作为参考像素，以及帧内预测执行单元，其使用所提取的信息对当前块执行帧内预测和确定的参考像素。

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