公开(公告)号：US09319707B2

公开(公告)日：2016-04-19

申请号：US14610163

申请日：2015-01-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-jin Han ,  Jung-hye Min ,  Il-koo Kim

IPC: H04N7/12 ,  H04N19/52 ,  H04N19/51 ,  H04N19/176 ,  H04N19/70 ,  H04N19/119 ,  H04N19/46 ,  H04N19/513 ,  H04N19/122 ,  H04N19/61 ,  H04N19/174 ,  H04N19/436 ,  H04N19/139 ,  H04N19/146 ,  H04N19/43 ,  H04N19/44

CPC classification number: H04N19/33 ,  H04N19/119 ,  H04N19/122 ,  H04N19/13 ,  H04N19/139 ,  H04N19/146 ,  H04N19/174 ,  H04N19/176 ,  H04N19/43 ,  H04N19/436 ,  H04N19/44 ,  H04N19/46 ,  H04N19/513 ,  H04N19/52 ,  H04N19/593 ,  H04N19/61 ,  H04N19/70 ,  H04N19/82 ,  H04N19/86

Abstract: A video decoding method including: extracting, from a bitstream of an encoded video, at least one of information indicating independent parsing of a data unit and information indicating independent decoding of a data unit; extracting encoded video data and information about a coded depth and an encoding mode according to maximum coding units by parsing the bitstream based on the information indicating independent parsing of the data unit; and decoding at least one coding unit according to a coded depth of each maximum coding unit of the encoded video data, based on the information indicating independent decoding in the data unit and the information about the coded depth and the encoding mode according to maximum coding units.

公开(公告)号：US09313490B2

公开(公告)日：2016-04-12

申请号：US14300095

申请日：2014-06-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jianle Chen ,  Min-su Cheon ,  Jae-chool Lee ,  Jung-hye Min ,  Hae-kyung Jung ,  Il-koo Kim ,  Sang-rae Lee ,  Kyo-hyuk Lee

IPC: H04N7/12 ,  H04N19/50 ,  H04N19/105 ,  H04N19/176 ,  H04N19/119 ,  H04N19/147 ,  H04N19/46 ,  H04N19/30 ,  H04N19/122 ,  H04N19/96 ,  H04N19/103 ,  H04N19/132 ,  H04N19/19 ,  H04N19/44 ,  H04N19/61 ,  H04N19/593

CPC classification number: H04N19/50 ,  H04N19/103 ,  H04N19/105 ,  H04N19/119 ,  H04N19/122 ,  H04N19/132 ,  H04N19/147 ,  H04N19/176 ,  H04N19/19 ,  H04N19/30 ,  H04N19/44 ,  H04N19/46 ,  H04N19/593 ,  H04N19/61 ,  H04N19/96 ,  Y02T10/84

Abstract: Disclosed is a method of encoding a video, the method including: splitting a current picture into at least one maximum coding unit; determining a coded depth to output a final encoding result according to at least one split region obtained by splitting a region of the maximum coding unit according to depths, by encoding the at least one split region, based on a depth that deepens in proportion to the number of times the region of the maximum coding unit is split; and outputting image data constituting the final encoding result according to the at least one split region, and encoding information about the coded depth and a prediction mode, according to the at least one maximum coding unit.

公开(公告)号：US09313489B2

公开(公告)日：2016-04-12

申请号：US13764119

申请日：2013-02-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jianle Chen ,  Min-su Cheon ,  Jae-chool Lee ,  Jung-hye Min ,  Hae-kyung Jung ,  Il-koo Kim ,  Sang-rae Lee ,  Kyo-hyuk Lee

IPC: H04N7/12 ,  H04N19/50 ,  H04N19/105 ,  H04N19/176 ,  H04N19/119 ,  H04N19/147 ,  H04N19/46 ,  H04N19/30 ,  H04N19/122 ,  H04N19/96 ,  H04N19/103 ,  H04N19/132 ,  H04N19/19 ,  H04N19/44 ,  H04N19/61 ,  H04N19/593

CPC classification number: H04N19/50 ,  H04N19/103 ,  H04N19/105 ,  H04N19/119 ,  H04N19/122 ,  H04N19/132 ,  H04N19/147 ,  H04N19/176 ,  H04N19/19 ,  H04N19/30 ,  H04N19/44 ,  H04N19/46 ,  H04N19/593 ,  H04N19/61 ,  H04N19/96 ,  Y02T10/84

Abstract: Disclosed is a method of encoding a video, the method including: splitting a current picture into at least one maximum coding unit; determining a coded depth to output a final encoding result according to at least one split region obtained by splitting a region of the maximum coding unit according to depths, by encoding the at least one split region, based on a depth that deepens in proportion to the number of times the region of the maximum coding unit is split; and outputting image data constituting the final encoding result according to the at least one split region, and encoding information about the coded depth and a prediction mode, according to the at least one maximum coding unit.

公开(公告)号：US09307238B2

公开(公告)日：2016-04-05

申请号：US14300047

申请日：2014-06-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jianle Chen ,  Min-su Cheon ,  Jae-chool Lee ,  Jung-hye Min ,  Hae-kyung Jung ,  Il-koo Kim ,  Sang-rae Lee ,  Kyo-hyuk Lee

IPC: H04N7/12 ,  H04N19/50 ,  H04N19/105 ,  H04N19/176 ,  H04N19/119 ,  H04N19/147 ,  H04N19/46 ,  H04N19/30 ,  H04N19/122 ,  H04N19/96 ,  H04N19/103 ,  H04N19/132 ,  H04N19/19 ,  H04N19/44 ,  H04N19/61 ,  H04N19/593

CPC classification number: H04N19/50 ,  H04N19/103 ,  H04N19/105 ,  H04N19/119 ,  H04N19/122 ,  H04N19/132 ,  H04N19/147 ,  H04N19/176 ,  H04N19/19 ,  H04N19/30 ,  H04N19/44 ,  H04N19/46 ,  H04N19/593 ,  H04N19/61 ,  H04N19/96 ,  Y02T10/84

Abstract: Disclosed is a method of encoding a video, the method including: splitting a current picture into at least one maximum coding unit; determining a coded depth to output a final encoding result according to at least one split region obtained by splitting a region of the maximum coding unit according to depths, by encoding the at least one split region, based on a depth that deepens in proportion to the number of times the region of the maximum coding unit is split; and outputting image data constituting the final encoding result according to the at least one split region, and encoding information about the coded depth and a prediction mode, according to the at least one maximum coding unit.

公开(公告)号：US09294781B2

公开(公告)日：2016-03-22

申请号：US14696959

申请日：2015-04-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jung-hye Min ,  Woo-jin Han ,  Tammy Lee ,  Il-koo Kim ,  Min-su Cheon

IPC: H04N19/00 ,  H04N19/60 ,  H04N19/46 ,  H04N19/122 ,  H04N19/96 ,  H04N19/44 ,  H04N19/635 ,  H04N19/172 ,  H04N19/176

CPC classification number: H04N19/60 ,  H04N19/122 ,  H04N19/172 ,  H04N19/176 ,  H04N19/44 ,  H04N19/46 ,  H04N19/635 ,  H04N19/96

Abstract: 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.

公开(公告)号：US09277239B2

公开(公告)日：2016-03-01

申请号：US14643658

申请日：2015-03-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jung-hye Min ,  Hae-kyung Jung ,  Il-koo Kim ,  Min-su Cheon

IPC: H04N19/593 ,  H04N19/139 ,  H04N19/146 ,  H04N19/196 ,  H04N19/61 ,  H04N19/46 ,  H04N19/122 ,  H04N19/96 ,  H04N19/44 ,  H04N19/50 ,  H04N19/587

CPC classification number: H04N19/593 ,  H04N19/105 ,  H04N19/122 ,  H04N19/139 ,  H04N19/146 ,  H04N19/172 ,  H04N19/176 ,  H04N19/184 ,  H04N19/197 ,  H04N19/44 ,  H04N19/46 ,  H04N19/50 ,  H04N19/587 ,  H04N19/61 ,  H04N19/96

Abstract: A video decoding method and apparatus and a video encoding method and apparatus based on a scanning order of hierarchical data units are provided. The decoding method includes: receiving and parsing a bitstream of an encoded video; extracting from the bitstream information about a size of a maximum coding unit for decoding a picture of the encoded video, and encoding information about a coded depth and an encoding mode for coding units of the picture, wherein the size of the maximum coding unit is a maximum size of a coding unit which is a data unit for decoding the picture; and determining a hierarchical structure of the maximum coding unit and the coding units into which the picture is divided according to depths, and decoding the picture based on the coding units, by using the information about the size of the maximum coding unit and the encoding information about the coded depth and the encoded mode.

公开(公告)号：US09277224B2

公开(公告)日：2016-03-01

申请号：US13897823

申请日：2013-05-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hak-sup Song ,  Jung-hye Min

IPC: H04N19/105 ,  H04N19/176 ,  H04N19/134 ,  H04N19/96 ,  H04N19/593 ,  H04N19/11 ,  H04N19/14 ,  H04N19/80

CPC classification number: H04N19/105 ,  H04N19/11 ,  H04N19/134 ,  H04N19/14 ,  H04N19/176 ,  H04N19/593 ,  H04N19/80 ,  H04N19/96

Abstract: Disclosed are method and apparatus for encoding and decoding an image which divides a current picture into blocks with various sizes and varies a number of intra prediction modes according to the sizes of the divided blocks.

公开(公告)号：US09131237B2

公开(公告)日：2015-09-08

申请号：US14515226

申请日：2014-10-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tammy Lee ,  Woo-jin Han ,  Jung-hye Min

IPC: H04N7/12 ,  H04N19/33 ,  H04N19/105 ,  H04N19/52 ,  H04N19/139 ,  H04N19/176 ,  H04N19/70 ,  H04N19/147 ,  H04N19/51 ,  H04N19/513 ,  H04N19/96 ,  H04N19/103 ,  H04N19/44

CPC classification number: H04N19/33 ,  H04N19/103 ,  H04N19/105 ,  H04N19/139 ,  H04N19/147 ,  H04N19/176 ,  H04N19/44 ,  H04N19/51 ,  H04N19/513 ,  H04N19/52 ,  H04N19/61 ,  H04N19/70 ,  H04N19/96

Abstract: Provided are methods and apparatuses for encoding and decoding a motion vector. The method of encoding a motion vector includes: selecting a mode from among a first mode in which information indicating a motion vector predictor of at least one motion vector predictor is encoded and a second mode in which information indicating generation of a motion vector predictor based on pixels included in a previously encoded area adjacent to a current block is encoded; determining a motion vector predictor of the current block according to the selected mode and encoding information about the motion vector predictor of the current block; and encoding a difference vector between a motion vector of the current block and the motion vector predictor of the current block.

公开(公告)号：US08891631B1

公开(公告)日：2014-11-18

申请号：US14335630

申请日：2014-07-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Woo-jin Han ,  Jung-hye Min ,  Il-koo Kim

IPC: H04N7/12 ,  H04N19/37 ,  H04N19/124 ,  H04N19/103 ,  H04N19/115 ,  H04N19/119 ,  H04N19/157 ,  H04N19/176 ,  H04N19/44

CPC classification number: H04N19/124 ,  H04N19/103 ,  H04N19/105 ,  H04N19/115 ,  H04N19/117 ,  H04N19/119 ,  H04N19/122 ,  H04N19/126 ,  H04N19/13 ,  H04N19/136 ,  H04N19/146 ,  H04N19/157 ,  H04N19/167 ,  H04N19/17 ,  H04N19/172 ,  H04N19/174 ,  H04N19/176 ,  H04N19/177 ,  H04N19/18 ,  H04N19/198 ,  H04N19/30 ,  H04N19/37 ,  H04N19/44 ,  H04N19/50 ,  H04N19/61 ,  H04N19/96

Abstract: An apparatus and method for encoding video data and an apparatus and method for decoding video data are provided. The encoding method includes: splitting a current picture into at least one maximum coding unit; determining a coded depth to output an encoding result by encoding at least one split region of the at least one maximum coding unit according to operating mode of coding tool, respectively, based on a relationship among a depth of at least one coding unit of the at least one maximum coding unit, a coding tool, and an operating mode, wherein the at least one split region is generated by hierarchically splitting the at least one maximum coding unit according to depths; and outputting a bitstream including encoded video data of the coded depth, information regarding a coded depth of at least one maximum coding unit, information regarding an encoding mode, and information regarding the relationship.

公开(公告)号：US08861609B2

公开(公告)日：2014-10-14

申请号：US14154065

申请日：2014-01-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Tammy Lee ,  Woo-jin Han ,  Jung-hye Min

IPC: H04N7/12 ,  H04N19/147 ,  H04N19/103 ,  H04N19/51 ,  H04N19/96 ,  H04N19/105 ,  H04N19/176 ,  H04N19/139 ,  H04N19/583 ,  H04N19/33 ,  H04N19/70

CPC classification number: H04N19/33 ,  H04N19/103 ,  H04N19/105 ,  H04N19/139 ,  H04N19/147 ,  H04N19/176 ,  H04N19/44 ,  H04N19/51 ,  H04N19/513 ,  H04N19/52 ,  H04N19/61 ,  H04N19/70 ,  H04N19/96

Abstract: Provided are methods and apparatuses for encoding and decoding a motion vector. The method of encoding a motion vector includes: selecting a mode from among a first mode in which information indicating a motion vector predictor of at least one motion vector predictor is encoded and a second mode in which information indicating generation of a motion vector predictor based on pixels included in a previously encoded area adjacent to a current block is encoded; determining a motion vector predictor of the current block according to the selected mode and encoding information about the motion vector predictor of the current block; and encoding a difference vector between a motion vector of the current block and the motion vector predictor of the current block.

Abstract translation: 提供了用于对运动矢量进行编码和解码的方法和装置。 编码运动矢量的方法包括：从表示至少一个运动矢量预测器的运动矢量预测器的信息被编码的第一模式中选择模式，以及第二模式，其中基于 包括在与当前块相邻的先前编码区域中的像素被编码; 根据所选择的模式确定当前块的运动矢量预测器，并且编码关于当前块的运动矢量预测器的信息; 以及对当前块的运动矢量和当前块的运动矢量预测器之间的差矢量进行编码。