JP7223018B2 - ビデオ符号化／復号化の方法及び装置 - Google Patents

ビデオ符号化／復号化の方法及び装置 Download PDF

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JP7223018B2
JP7223018B2 JP2020544410A JP2020544410A JP7223018B2 JP 7223018 B2 JP7223018 B2 JP 7223018B2 JP 2020544410 A JP2020544410 A JP 2020544410A JP 2020544410 A JP2020544410 A JP 2020544410A JP 7223018 B2 JP7223018 B2 JP 7223018B2
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JP2021515454A (ja
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シュイ，シアオジョォン
リ，シアン
リィウ，シャン
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Tencent America LLC
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115—Selection of the code volume for a coding unit prior to coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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JP2020544410A 2018-03-07 2019-03-06 ビデオ符号化／復号化の方法及び装置 Active JP7223018B2 (ja)

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JP2023015190A JP7413577B2 (ja) 2018-03-07 2023-02-03 ビデオ符号化／復号化の方法及び装置
JP2023220187A JP7695333B2 (ja) 2018-03-07 2023-12-27 ビデオ符号化／復号化の方法及び装置
JP2025094731A JP2025131763A (ja) 2018-03-07 2025-06-06 ビデオ符号化／復号化の方法及び装置

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US201862639862P 2018-03-07 2018-03-07
US62/639,862 2018-03-07
US16/182,788 2018-11-07
US16/182,788 US10638137B2 (en) 2018-03-07 2018-11-07 Method and apparatus for video coding
PCT/US2019/021008 WO2019173510A1 (en) 2018-03-07 2019-03-06 Method and apparatus for video coding

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Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11070797B2 (en) * 2017-11-27 2021-07-20 Lg Electronics Inc. Image decoding method and apparatus based on inter prediction in image coding system
US10638137B2 (en) * 2018-03-07 2020-04-28 Tencent America LLC Method and apparatus for video coding
US11381825B2 (en) * 2018-11-27 2022-07-05 Advanced Micro Devices, Inc. Variable rate rendering based on motion estimation
CN118018718A (zh) * 2019-03-14 2024-05-10 Sk电信有限公司 视频编码和解码设备以及传输比特流的设备
US11109041B2 (en) * 2019-05-16 2021-08-31 Tencent America LLC Method and apparatus for video coding
CN110572680B (zh) * 2019-09-27 2023-10-24 腾讯科技（深圳）有限公司 视频解码、编码方法和装置，存储介质与解码器、编码器
CN110677653B (zh) * 2019-09-27 2024-01-09 腾讯科技（深圳）有限公司 视频编解码方法和装置及存储介质
CN110677676B (zh) * 2019-09-27 2024-02-09 腾讯科技（深圳）有限公司 视频编码方法和装置、视频解码方法和装置及存储介质
CN110662060B (zh) * 2019-09-27 2024-02-09 腾讯科技（深圳）有限公司 视频编码方法和装置、视频解码方法和装置及存储介质
CN112565767B (zh) * 2020-06-04 2022-04-01 腾讯科技（深圳）有限公司 视频解码方法、视频编码方法及相关设备
US11503336B2 (en) 2020-12-07 2022-11-15 Tencent America LLC Method and apparatus for video coding
US12368882B2 (en) * 2021-09-28 2025-07-22 Ofinno, Llc Block vector predictor refinement based on reference region boundary
JP2025502671A (ja) * 2021-12-21 2025-01-28 インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ 深度マップ又は動きマップを使用する適応動きベクトル分解能（ａｍｖｒ）
US12382089B2 (en) 2022-01-05 2025-08-05 Ofinno, Llc Adaptive reordering of adjusted block vector predictor candidates
US12206861B2 (en) * 2022-01-12 2025-01-21 Tencent America LLC Motion vector restriction for out-of-frame boundary conditions
JP2023156064A (ja) * 2022-04-12 2023-10-24 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
JP7850002B2 (ja) * 2022-04-12 2026-04-22 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CA3216529A1 (en) * 2022-10-13 2024-04-13 Comcast Cable Communications, Llc Block vector predictor adjustment for reconstruction-reordered intra block copy
EP4398573A1 (en) * 2023-01-03 2024-07-10 Comcast Cable Communications LLC Magnitude coding for selected subset of prediction candidates
US12568240B2 (en) * 2023-01-11 2026-03-03 Tencent America LLC IBC merge mode with a block vector difference
CN121058246A (zh) * 2023-03-29 2025-12-02 北京达佳互联信息技术有限公司 用于视频编解码中的仿射合并模式的候选导出的方法和装置
WO2024215160A1 (ko) * 2023-04-14 2024-10-17 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체
WO2025048492A1 (ko) * 2023-08-28 2025-03-06 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2025048441A1 (ko) * 2023-08-30 2025-03-06 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2025165185A1 (ko) * 2024-01-29 2025-08-07 현대자동차주식회사 인트라 예측모드 후보리스트를 이용하는 인트라 예측 방법 및 장치
WO2025217860A1 (zh) * 2024-04-17 2025-10-23 Oppo广东移动通信有限公司 视频或图像编解码方法、解码器、编码器及可读存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011229190A (ja) 2011-08-17 2011-11-10 Sharp Corp 動画像符号化装置及び動画像復号装置
US20150195527A1 (en) 2014-01-08 2015-07-09 Microsoft Corporation Representing Motion Vectors in an Encoded Bitstream
US20160337661A1 (en) 2015-05-11 2016-11-17 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
US20160337662A1 (en) 2015-05-11 2016-11-17 Qualcomm Incorporated Storage and signaling resolutions of motion vectors

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101377530B1 (ko) * 2009-08-21 2014-03-27 에스케이텔레콤 주식회사 적응적 움직임 벡터 해상도를 이용한 영상 부호화/복호화 방법 및 장치
US10045046B2 (en) * 2010-12-10 2018-08-07 Qualcomm Incorporated Adaptive support for interpolating values of sub-pixels for video coding
US10536701B2 (en) * 2011-07-01 2020-01-14 Qualcomm Incorporated Video coding using adaptive motion vector resolution
US10015515B2 (en) * 2013-06-21 2018-07-03 Qualcomm Incorporated Intra prediction from a predictive block
US9883197B2 (en) * 2014-01-09 2018-01-30 Qualcomm Incorporated Intra prediction of chroma blocks using the same vector
CN106416243B (zh) 2014-02-21 2019-05-03 联发科技（新加坡）私人有限公司 利用基于帧内图像区块复制预测的视频编码方法
US9900625B2 (en) * 2014-03-17 2018-02-20 Mediatek Inc. Method and apparatus for efficient information coding
EP3130147B1 (en) 2014-05-06 2022-05-04 HFI Innovation Inc. Methods of block vector prediction and decoding for intra block copy mode coding
WO2015176678A1 (en) 2014-05-22 2015-11-26 Mediatek Inc. Method of intra block copy with flipping for image and video coding
US10327001B2 (en) * 2014-06-19 2019-06-18 Qualcomm Incorporated Systems and methods for intra-block copy
CN106464896B (zh) 2014-07-07 2020-03-13 寰发股份有限公司 利用帧内区块复制模式编码的视频编码方法
US10027981B2 (en) 2014-09-01 2018-07-17 Hfi Innovation Inc. Method of intra picture block copy for screen content and video coding
EP3198872A1 (en) * 2014-09-26 2017-08-02 VID SCALE, Inc. Intra block copy coding with temporal block vector prediction
KR102068828B1 (ko) * 2014-09-30 2020-01-22 에이치에프아이 이노베이션 인크. 비디오 코딩을 위한 적응적 모션 벡터 레졸루션 방법
US9832467B2 (en) * 2014-10-07 2017-11-28 Qualcomm Incorporated Deblock filtering for intra block copying
KR102647887B1 (ko) * 2014-10-31 2024-03-14 삼성전자주식회사 움직임 벡터 부복호화 방법 및 장치
KR102128216B1 (ko) * 2014-11-20 2020-06-30 에이치에프아이 이노베이션 인크. 모션 벡터 및 블록 벡터 해상도 제어의 방법
EP3251350B1 (en) * 2015-01-29 2023-04-19 VID SCALE, Inc. Intra-block copy searching
KR102264767B1 (ko) * 2015-07-27 2021-06-14 미디어텍 인크. 인트라 블록 복사 모드를 이용한 비디오 코딩을 위한 시스템의 방법
CN108353176B (zh) * 2015-09-24 2022-05-03 Lg 电子株式会社 在图像编译系统中的基于amvr的图像编译方法和装置
KR102559063B1 (ko) * 2017-02-24 2023-07-24 주식회사 케이티 비디오 신호 처리 방법 및 장치
US11012715B2 (en) * 2018-02-08 2021-05-18 Qualcomm Incorporated Intra block copy for video coding
US10638137B2 (en) * 2018-03-07 2020-04-28 Tencent America LLC Method and apparatus for video coding
CN117156155A (zh) * 2018-03-14 2023-12-01 Lx 半导体科技有限公司 图像编码/解码方法、存储介质和发送方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011229190A (ja) 2011-08-17 2011-11-10 Sharp Corp 動画像符号化装置及び動画像復号装置
US20150195527A1 (en) 2014-01-08 2015-07-09 Microsoft Corporation Representing Motion Vectors in an Encoded Bitstream
US20160337661A1 (en) 2015-05-11 2016-11-17 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
US20160337662A1 (en) 2015-05-11 2016-11-17 Qualcomm Incorporated Storage and signaling resolutions of motion vectors

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US10638137B2 (en) 2020-04-28
JP2021515454A (ja) 2021-06-17
US20230199197A1 (en) 2023-06-22
EP3763122B1 (en) 2023-12-27
KR102697554B1 (ko) 2024-08-21
CN114666581B (zh) 2024-08-23
US20190281303A1 (en) 2019-09-12
KR20230101935A (ko) 2023-07-06
CN114666581A (zh) 2022-06-24
US11627324B2 (en) 2023-04-11
JP2025131763A (ja) 2025-09-09
US11128870B2 (en) 2021-09-21
JP7413577B2 (ja) 2024-01-15
US20210385464A1 (en) 2021-12-09
US20250150597A1 (en) 2025-05-08
CN110771168A (zh) 2020-02-07
US12231651B2 (en) 2025-02-18
EP3763122A1 (en) 2021-01-13
EP3763122A4 (en) 2021-01-13
KR20200118896A (ko) 2020-10-16
ES2969907T3 (es) 2024-05-23
JP7695333B2 (ja) 2025-06-18
US20200228805A1 (en) 2020-07-16
KR102548954B1 (ko) 2023-06-27
EP4300972A2 (en) 2024-01-03
CN110771168B (zh) 2022-02-22
EP4300972A3 (en) 2024-04-10
WO2019173510A1 (en) 2019-09-12
JP2023041901A (ja) 2023-03-24
JP2024029125A (ja) 2024-03-05

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