公开(公告)号：EP3958569A1

公开(公告)日：2022-02-23

申请号：EP21195537.2

申请日：2012-06-15

申请人： Electronics and Telecommunications Research Institute

发明人： LEE, Ha Hyun ,  KANG, Jung Won ,  CHOI, Jin Soo ,  KIM, Jin Woong ,  SIM, Dong Gyu ,  CHOI, Hyo Mi ,  NAM, Jung Hak

IPC分类号： H04N19/503 ,  H04N19/187 ,  H04N19/33 ,  H04N19/36 ,  H04N19/59 ,  H04N19/103

摘要： The present invention relates to a method and an apparatus for interlayer intra-prediction, and the method for interlayer intra-prediction, according to the present invention, comprises the steps of: deciding whether to apply an interlayer prediction to an enhancement layer; and performing a prediction on a current block of the enhancement layer based on reference information that is generalized and generated from a reference picture, which is decoded, of a reference layer, when the interlayer prediction is applied.

公开(公告)号：EP3913920A1

公开(公告)日：2021-11-24

申请号：EP21178680.1

申请日：2014-07-15

申请人： Electronics and Telecommunications Research Institute

发明人： LEE, Ha Hyun ,  LEE, Jin Ho ,  KANG, Jung Won ,  CHOI, Jin Soo ,  KIM, Jin Woong

IPC分类号： H04N19/31 ,  H04N19/105 ,  H04N19/157 ,  H04N19/172 ,  H04N19/187 ,  H04N19/463 ,  H04N19/70 ,  H04N19/51

摘要： The present invention relates to a method for predicting an inter-layer of an image having a plurality of layers including at least one temporal sub-layer. The method according to present invention comprises the steps of: acquiring information on a temporal sub-layer for inter-layer prediction; inducing a reference picture used for predicting an inter-layer of a current picture on the basis of the information on the temporal sub-layer; and predicting the inter-layer of the current picture on the basis of the reference picture.

公开(公告)号：EP3764645A1

公开(公告)日：2021-01-13

申请号：EP19763574.1

申请日：2019-03-08

申请人： Electronics and Telecommunications Research Institute

发明人： LEE, Jin Ho ,  KANG, Jung Won ,  LEE, Ha Hyun ,  LIM, Sung Chang ,  KIM, Hui Yong

IPC分类号： H04N19/117 ,  H04N19/136 ,  H04N19/119 ,  H04N19/105 ,  H04N19/176 ,  H04N19/132 ,  H04N19/61 ,  H04N19/124 ,  H04N19/122

摘要： There is provided an image encoding/decoding method and apparatus. The image encoding method of the present invention includes: determining whether or not to apply filtering to a filtering target sample; determining a filter type on the basis of the determination; and applying filtering to the filtering target sample by using the determined filter type.

公开(公告)号：EP3651467A1

公开(公告)日：2020-05-13

申请号：EP18828569.6

申请日：2018-06-21

申请人： Electronics and Telecommunications Research Institute

发明人： LEE, Jin Ho ,  KANG, Jung Won ,  KO, Hyun Suk ,  LIM, Sung Chang ,  LEE, Ha Hyun ,  JUN, Dong San ,  KIM, Hui Yong

IPC分类号： H04N19/59 ,  H04N19/593 ,  H04N19/176 ,  H04N19/11 ,  H04N19/117 ,  H04N19/105 ,  G06T9/00

摘要： An image encoding/decoding method and apparatus for performing intra prediction using a plurality of reference sample lines are provided. An image decoding method may comprise configuring a plurality of reference sample lines, reconstructing an intra prediction mode of a current block, and performing intra prediction for the current block based on the intra prediction mode and the plurality of reference sample lines.

公开(公告)号：EP2840788B1

公开(公告)日：2019-08-14

申请号：EP13777676.1

申请日：2013-04-16

申请人： Electronics and Telecommunications Research Institute

发明人： KANG, Jung Won ,  LEE, Ha Hyun ,  CHOI, Jin Soo ,  KIM, Jin Woong

IPC分类号： H04N19/70 ,  H04N19/61 ,  H04N19/187 ,  H04N19/31 ,  H04N19/46 ,  H04N19/30 ,  H04N19/169

公开(公告)号：EP3223522A1

公开(公告)日：2017-09-27

申请号：EP17165779.4

申请日：2013-12-24

申请人： Electronics and Telecommunications Research Institute

发明人： KANG, Jung Won ,  LEE, Ha Hyun ,  LEE, Jin Ho ,  CHOI, Jin Soo ,  KIM, Jin Woong

IPC分类号： H04N19/30 ,  H04N19/187 ,  H04N19/70 ,  H04N19/31 ,  H04N19/33 ,  H04N19/34 ,  H04N19/36 ,  H04N19/597 ,  H04N19/50 ,  H04N19/503 ,  H04N19/52 ,  H04N19/593

CPC分类号： H04N19/52 ,  H04N19/187 ,  H04N19/30 ,  H04N19/31 ,  H04N19/33 ,  H04N19/34 ,  H04N19/36 ,  H04N19/50 ,  H04N19/503 ,  H04N19/593 ,  H04N19/597 ,  H04N19/70

摘要： According to the present invention, an image decoding method for supporting a plurality of layers includes the steps of: receiving and parsing layer-dependent information for reference layers that can be referenced by a current layer in an entire bitstream; when interlayer prediction is used in decoding a current picture in the current layer, receiving and parsing layer information for a reference layer referenced by the current picture among the reference layers; and decoding the current picture on the basis of the layer information.

摘要翻译： 根据本发明，用于支持多个层的图像解码方法包括以下步骤：在整个比特流中接收并解析可由当前层引用的参考层的层相关信息; 当层间预测用于对当前层中的当前图片进行解码时，接收并解析参考层中当前图片参考的参考层的层信息; 以及基于层信息解码当前图片。

公开(公告)号：EP2941002B1

公开(公告)日：2017-08-02

申请号：EP13867028.6

申请日：2013-12-24

申请人： Electronics and Telecommunications Research Institute

发明人： KANG, Jung Won ,  LEE, Ha Hyun ,  LEE, Jin Ho ,  CHOI, Jin Soo ,  KIM, Jin Woong

IPC分类号： H04N19/30 ,  H04N19/187 ,  H04N19/70 ,  H04N19/31 ,  H04N19/33 ,  H04N19/34 ,  H04N19/36 ,  H04N19/597 ,  H04N19/50 ,  H04N19/503 ,  H04N19/52 ,  H04N19/593

CPC分类号： H04N19/52 ,  H04N19/187 ,  H04N19/30 ,  H04N19/31 ,  H04N19/33 ,  H04N19/34 ,  H04N19/36 ,  H04N19/50 ,  H04N19/503 ,  H04N19/593 ,  H04N19/597 ,  H04N19/70

公开(公告)号：EP2942964A1

公开(公告)日：2015-11-11

申请号：EP14735426.0

申请日：2014-01-06

申请人： Electronics And Telecommunications Research Institute

发明人： KANG, Jung Won ,  LEE, Ha Hyun ,  LEE, Jin Ho ,  CHOI, Jin Soo ,  KIM, Jin Woong

IPC分类号： H04N19/30 ,  H04N19/187

CPC分类号： H04N19/187 ,  H04N19/30 ,  H04N19/70

摘要： Disclosed are an image encoding/decoding method and device supporting a plurality of layers. The image decoding method supporting the plurality of layers comprises the steps receiving a bitstream comprising the plurality of layers; and decoding the bitstream so as to acquire maximum number information about sublayers with respect to each of the plurality of layers.

摘要翻译： 公开了一种支持多个层的图像编码/解码方法和装置。 支持多层的图像解码方法包括：接收包含多个层的比特流的步骤; 以及对所述比特流进行解码，以获得关于所述多个层中的每一层的关于子层的最大数量信息。

公开(公告)号：EP2608540A2

公开(公告)日：2013-06-26

申请号：EP11818406.8

申请日：2011-08-17

申请人： Electronics And Telecommunications Research Institute

发明人： LIM, Sung Chang ,  KIM, Hui Yong ,  JEONG, Se Yoon ,  CHO, Suk Hee ,  KIM, Jong Ho ,  LEE, Ha Hyun ,  LEE, Jin Ho ,  CHOI, Jin Soo ,  KIM, Jin Woong ,  AHN, Chie Teuk

IPC分类号： H04N7/26

CPC分类号： H04N19/124 ,  H04N19/119 ,  H04N19/14 ,  H04N19/176 ,  H04N19/196 ,  H04N19/33 ,  H04N19/463 ,  H04N19/70

摘要： The present invention relates to a video encoding method and apparatus for setting and encoding quantization parameters, and to a video decoding method and apparatus for decoding and setting quantization parameters in a video encoding and decoding apparatus which uses blocks having various sizes and depths as encoding and decoding units.

摘要翻译： 本发明涉及一种用于设置和编码量化参数的视频编码方法和装置，以及一种用于在使用具有不同尺寸和深度为编码和块的视频编码和解码装置解码和设定量化参数的视频解码方法和装置 解码单元。

公开(公告)号：EP4340362A3

公开(公告)日：2024-05-22

申请号：EP24155657.0

申请日：2011-12-13

申请人： Electronics and Telecommunications Research Institute

发明人： LIM, Sung Chang ,  KIM, Hui Yong ,  JEONG, Se Yoon ,  CHO, Suk Hee ,  LEE, Ha Hyun ,  LEE, Jin Ho ,  CHOI, Jin Soo ,  KIM, Jin Woong ,  AHN, Chie Teuk ,  KIM, Jong Ho

IPC分类号： H04N19/52 ,  H04N19/176 ,  H04N19/503 ,  H04N19/50 ,  H04N19/44

CPC分类号： H04N19/52 ,  H04N19/597 ,  H04N19/50

摘要： An inter prediction method according to the present invention comprises the steps of selecting candidate units from among reconstructed neighbor units; creating a candidate unit set with respect to units to be decoded, using the selected candidate units; determining a reference unit from among the candidate units which constitute the created candidate unit set; and performing inter prediction on the units to be decoded, using the determined reference unit. According to the present invention, image encoding/ decoding efficiency can be improved.