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公开(公告)号:US11533515B2
公开(公告)日:2022-12-20
申请号:US17380371
申请日:2021-07-20
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Jae-seob Shin , Se-hoon Son , Sun-young Lee
IPC分类号: H04N7/12 , H04N19/96 , H04N19/103 , H04N19/176 , H04N19/122 , H04N19/119 , H04N19/12 , H04N19/64
摘要: Disclosed herein are a QTBT split structure allowing blocks of various shapes capable of more efficiently reflecting various local characteristics of video and a method of efficiently signaling the split structure.
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公开(公告)号:US11272193B2
公开(公告)日:2022-03-08
申请号:US16608020
申请日:2018-03-15
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Hyo Song Kim , Se-hoon Son , Jae-seob Shin , Sun-young Lee
IPC分类号: H04N7/18 , H04N19/176 , H04N19/105 , H04N19/577
摘要: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
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公开(公告)号:US12069280B2
公开(公告)日:2024-08-20
申请号:US17673879
申请日:2022-02-17
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Hyo Song Kim , Se-hoon Son , Jae-seob Shin , Sun-young Lee
IPC分类号: H04N19/176 , H04N19/105 , H04N19/577
CPC分类号: H04N19/176 , H04N19/105 , H04N19/577
摘要: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
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公开(公告)号:US11800143B2
公开(公告)日:2023-10-24
申请号:US17688374
申请日:2022-03-07
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Hyo Song Kim , Hyeong-duck Kim , Se-hoon Son , Jae-seob Shin , Gyeong-taek Lee , Sun-young Lee
IPC分类号: H04N19/52 , H04N19/105 , H04N19/14 , H04N19/176
CPC分类号: H04N19/52 , H04N19/105 , H04N19/14 , H04N19/176
摘要: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter-screen prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
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公开(公告)号:US11800142B2
公开(公告)日:2023-10-24
申请号:US17688334
申请日:2022-03-07
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Hyo Song Kim , Hyeong-duck Kim , Se-hoon Son , Jae-seob Shin , Gyeong-taek Lee , Sun-young Lee
IPC分类号: H04N19/52 , H04N19/105 , H04N19/14 , H04N19/176
CPC分类号: H04N19/52 , H04N19/105 , H04N19/14 , H04N19/176
摘要: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter-screen prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
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公开(公告)号:US11297344B2
公开(公告)日:2022-04-05
申请号:US16642164
申请日:2018-08-29
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Hyo Song Kim , Hyeong-duck Kim , Se-hoon Son , Jae-seob Shin , Gyeong-taek Lee , Sun-young Lee
IPC分类号: H04N19/52 , H04N19/176 , H04N19/14 , H04N19/105
摘要: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter-screen prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
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公开(公告)号:US10951916B2
公开(公告)日:2021-03-16
申请号:US16558914
申请日:2019-09-03
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Se-hoon Son , Sun-young Lee , Jae-seob Shin
IPC分类号: H04N19/593 , H04N19/70 , H04N19/176 , H04N19/119
摘要: The present disclosure relates to video encoding or decoding for splitting a picture into a plurality of tiles in order to encode video efficiently. In one aspect of the present disclosure, a video encoding method for encoding a picture split into a plurality of tiles includes encoding first information indicating whether to merge some of the plurality of tiles; when the first information is encoded to indicate tile merging, generating one or more merge tiles by merging some of the plurality of tiles, each of the merge tiles being defined as one tile; encoding second information indicating tiles merged into each of the merge tiles among the plurality of tiles; and encoding each of the merge tiles as one tile without restriction on encoding dependencies between the tiles merged into each of the merge tiles.
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公开(公告)号:US12047588B2
公开(公告)日:2024-07-23
申请号:US17668822
申请日:2022-02-10
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Hyo Song Kim , Se-hoon Son , Jae-seob Shin , Sun-young Lee
IPC分类号: H04N19/176 , H04N19/105 , H04N19/577
CPC分类号: H04N19/176 , H04N19/105 , H04N19/577
摘要: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
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公开(公告)号:US12003736B2
公开(公告)日:2024-06-04
申请号:US17673922
申请日:2022-02-17
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Hyo Song Kim , Se-hoon Son , Jae-seob Shin , Sun-young Lee
IPC分类号: H04N19/176 , H04N19/105 , H04N19/577
CPC分类号: H04N19/176 , H04N19/105 , H04N19/577
摘要: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.
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公开(公告)号:US11985336B2
公开(公告)日:2024-05-14
申请号:US17964568
申请日:2022-10-12
申请人: SK TELECOM CO., LTD.
发明人: Jeong-yeon Lim , Sun-young Lee , Se-hoon Son , Jae-seob Shin , Hyeong-duck Kim , Gyeong-taek Lee , Jung-han Kim
IPC分类号: H04N19/167 , H04N19/119 , H04N19/174 , H04N19/463 , H04N19/597 , H04N19/70
CPC分类号: H04N19/167 , H04N19/119 , H04N19/174 , H04N19/463 , H04N19/597 , H04N19/70
摘要: A video decoding method for decoding an input bitstream in which each of pictures has been encoded with being split into a plurality of tiles, the method includes decoding partial decoding information included in the input bitstream and determining one or more target tiles to be decoded among the plurality of tiles according to the partial decoding information; and decoding video data corresponding to the one or more target tiles, wherein the partial decoding information includes at least one of first information indicating whether to perform partial decoding and second information indicating an area on which partial decoding is to be performed.
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