KR102824108B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

Info

Publication number
KR102824108B1
KR102824108B1 KR1020237028951A KR20237028951A KR102824108B1 KR 102824108 B1 KR102824108 B1 KR 102824108B1 KR 1020237028951 A KR1020237028951 A KR 1020237028951A KR 20237028951 A KR20237028951 A KR 20237028951A KR 102824108 B1 KR102824108 B1 KR 102824108B1
Authority
KR
South Korea
Prior art keywords
block
ctu
coding
samples
coding region
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
KR1020237028951A
Other languages
English (en)
Korean (ko)
Other versions
KR20230129586A (ko
Inventor
샤오중 쉬
샹 리
산 류
Original Assignee
텐센트 아메리카 엘엘씨
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 텐센트 아메리카 엘엘씨 filed Critical 텐센트 아메리카 엘엘씨
Priority to KR1020257020365A priority Critical patent/KR20250096879A/ko
Publication of KR20230129586A publication Critical patent/KR20230129586A/ko
Application granted granted Critical
Publication of KR102824108B1 publication Critical patent/KR102824108B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • 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
    • 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • 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
    • H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020237028951A 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치 Active KR102824108B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257020365A KR20250096879A (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US201862774148P 2018-11-30 2018-11-30
US62/774,148 2018-11-30
US201962790454P 2019-01-09 2019-01-09
US62/790,454 2019-01-09
PCT/US2019/063845 WO2020113156A1 (en) 2018-11-30 2019-11-29 Method and apparatus for video coding
US16/699,235 US11146805B2 (en) 2018-11-30 2019-11-29 Method and apparatus for video coding
KR1020207032314A KR102572355B1 (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치
US16/699,235 2019-11-29

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020207032314A Division KR102572355B1 (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020257020365A Division KR20250096879A (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20230129586A KR20230129586A (ko) 2023-09-08
KR102824108B1 true KR102824108B1 (ko) 2025-06-24

Family

ID=70849495

Family Applications (3)

Application Number Title Priority Date Filing Date
KR1020237028951A Active KR102824108B1 (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치
KR1020257020365A Pending KR20250096879A (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치
KR1020207032314A Active KR102572355B1 (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치

Family Applications After (2)

Application Number Title Priority Date Filing Date
KR1020257020365A Pending KR20250096879A (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치
KR1020207032314A Active KR102572355B1 (ko) 2018-11-30 2019-11-29 비디오 코딩을 위한 방법 및 장치

Country Status (6)

Country Link
US (3) US11146805B2 (enExample)
EP (1) EP3888370A4 (enExample)
JP (3) JP7384831B2 (enExample)
KR (3) KR102824108B1 (enExample)
CN (2) CN113424536B (enExample)
WO (1) WO2020113156A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10848782B2 (en) * 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
US11172236B2 (en) 2018-09-21 2021-11-09 Tencent America LLC Method and apparatus for video decoding that defines a search range for a reference block indicated by a block vector
US10771799B2 (en) * 2019-01-15 2020-09-08 Tencent America LLC Method and apparatus for video coding
WO2020156541A1 (en) 2019-02-02 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Data storage in buffers for intra block copy in video coding
KR102662448B1 (ko) 2019-02-02 2024-05-02 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼내 데이터 저장
WO2020177660A1 (en) 2019-03-01 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Block vector representation for intra block copy in video coding
KR20210125506A (ko) * 2019-03-04 2021-10-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리
MX2022000102A (es) 2019-07-06 2022-02-03 Beijing Bytedance Network Tech Co Ltd Bufer de prediccion virtual para la copia intra-bloque en codificacion de video.
CN117395398A (zh) 2019-07-10 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的样点标识
CN117579816A (zh) * 2019-07-11 2024-02-20 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的比特流一致性约束
US11689715B2 (en) * 2020-09-28 2023-06-27 Tencent America LLC Non-directional intra prediction for L-shape partitions
CN112333446B (zh) * 2020-11-03 2022-11-15 中山大学 一种帧内块复制参考块压缩方法
US11622106B2 (en) * 2021-05-17 2023-04-04 Meta Platforms, Inc. Supporting multiple partition sizes using a unified pixel input data interface for fetching reference pixels in video encoders
US11979560B2 (en) * 2021-08-25 2024-05-07 Tencent America LLC Intra block copy with an adaptive local reference range
US12120290B2 (en) * 2021-09-17 2024-10-15 Tencent America LLC Method and apparatus for intra block copy mode coding with search range switching
WO2024037641A1 (en) * 2022-08-19 2024-02-22 Mediatek Inc. Out-of-boundary reference block handling
WO2025193077A1 (ko) * 2024-03-13 2025-09-18 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013228045A1 (en) * 2013-09-13 2015-04-02 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data
CA2928495C (en) 2013-10-14 2020-08-18 Microsoft Technology Licensing, Llc Features of intra block copy prediction mode for video and image coding and decoding
AU2014201583A1 (en) * 2014-03-14 2015-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data using a block dictionary
US10477232B2 (en) * 2014-03-21 2019-11-12 Qualcomm Incorporated Search region determination for intra block copy in video coding
AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
US9877043B2 (en) * 2014-06-19 2018-01-23 Vid Scale Inc. Methods and systems for intra block copy coding with block vector derivation
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
US10856009B2 (en) * 2014-09-04 2020-12-01 Mediatek Inc. Method of block vector clipping and coding for screen content coding and video coding
US9992512B2 (en) 2014-10-06 2018-06-05 Mediatek Inc. Method and apparatus for motion vector predictor derivation
US9918105B2 (en) * 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
EP3247114A4 (en) * 2015-01-21 2018-01-17 Samsung Electronics Co., Ltd. Method and apparatus for decoding inter-layer video, and method and apparatus for encoding inter-layer video
US10070130B2 (en) * 2015-01-30 2018-09-04 Qualcomm Incorporated Flexible partitioning of prediction units
EP3695810B1 (en) * 2015-04-16 2022-05-18 Tendyne Holdings, Inc. Apparatus for retrieval of transcatheter prosthetic valves
US10200713B2 (en) * 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
MY183484A (en) * 2015-06-03 2021-02-20 Mediatek Inc Method and apparatus for resource sharing between intra block copy mode and inter prediction mode in video coding systems
US20160360205A1 (en) * 2015-06-08 2016-12-08 Industrial Technology Research Institute Video encoding methods and systems using adaptive color transform
JP6559337B2 (ja) * 2015-09-23 2019-08-14 ノキア テクノロジーズ オーユー ３６０度パノラマビデオの符号化方法、符号化装置、及びコンピュータプログラム
US20170188033A1 (en) * 2015-12-23 2017-06-29 Mediatek Inc. Method and Apparatus of Bandwidth Estimation and Reduction for Video Coding
US20190068967A1 (en) * 2016-02-03 2019-02-28 Sharp Kabushiki Kaisha Predicted-image generation device, video decoding device, and video coding device
CN116567235A (zh) * 2016-12-16 2023-08-08 夏普株式会社 图像解码装置
US10931969B2 (en) * 2017-01-04 2021-02-23 Qualcomm Incorporated Motion vector reconstructions for bi-directional optical flow (BIO)
US10848782B2 (en) * 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
US20200112717A1 (en) * 2018-10-05 2020-04-09 Qualcomm Incorporated Intra block copy prediction restrictions in video coding
US11418796B2 (en) * 2018-10-27 2022-08-16 Qualcomm Incorporated Intra block copy prediction restrictions in video coding

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Jianle Chen, et al. Algorithm Description of Joint Exploration Test Model 3, Joint Video exploration Team(JVET), JVET-C1001_v3, pp. 2016-07-06, pp. 1-34*
Luong Phan Van, et al. CE8-related:Restrictions for the search area of the IBC blocks in CPR, JVET-L0404-v2, 2018-10-02, pp. 1-6*

Also Published As

Publication number Publication date
EP3888370A4 (en) 2022-08-24
KR20230129586A (ko) 2023-09-08
CN117880497A (zh) 2024-04-12
US20210385476A1 (en) 2021-12-09
US11146805B2 (en) 2021-10-12
JP2024010206A (ja) 2024-01-23
KR102572355B1 (ko) 2023-08-30
US12137238B2 (en) 2024-11-05
EP3888370A1 (en) 2021-10-06
CN113424536A (zh) 2021-09-21
JP2025011221A (ja) 2025-01-23
US20230188737A1 (en) 2023-06-15
US20200177900A1 (en) 2020-06-04
US11575924B2 (en) 2023-02-07
WO2020113156A1 (en) 2020-06-04
KR20250096879A (ko) 2025-06-27
JP2021521728A (ja) 2021-08-26
CN113424536B (zh) 2024-01-30
JP7384831B2 (ja) 2023-11-21
JP7572530B2 (ja) 2024-10-23
KR20200140373A (ko) 2020-12-15

Similar Documents

Publication Publication Date Title
KR102824108B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP7761189B2 (ja) 動画を復号する方法、装置、及びコンピュータプログラム
KR102880083B1 (ko) 템플릿 매칭 기반 인트라 예측
KR102813303B1 (ko) 아핀 선형 가중 인트라 예측 모드를 위한 단순화된 시그널링 방법
KR102721616B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102838307B1 (ko) 인트라 픽처 블록 보상을 위한 디코딩된 블록 벡터의 변환
KR102697554B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102647830B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102802462B1 (ko) 비디오 인코딩 및 디코딩을 위한 방법, 장치 및 매체
KR102878993B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102761715B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102447508B1 (ko) 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치
KR102630792B1 (ko) 비디오 코딩에서 이웃 블록 가용성을 위한 방법 및 장치
KR20220159464A (ko) 디코더 측 인트라 모드 도출
KR102764181B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102712172B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102461780B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102781109B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102760010B1 (ko) 작은 코딩 블록들에 대한 단순화된 병합 리스트 구성
KR102603451B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP7189370B2 (ja) Ｃｕに基づく補間フィルタ選択のシグナリング
KR102753984B1 (ko) 디블록킹 동작들에 대한 하이 레벨 제어
KR102847578B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR20250173594A (ko) 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치
KR20250173595A (ko) 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치

Legal Events

Date Code Title Description
A107 Divisional application of patent
PA0104 Divisional application for international application

Comment text: Divisional Application for International Patent

Patent event code: PA01041R01D

Patent event date: 20230824

Application number text: 1020207032314

Filing date: 20201109

PA0201 Request for examination
PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20240409

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20241127

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

AMND Amendment
PX0901 Re-examination

Patent event code: PX09012R01I

Patent event date: 20250218

Comment text: Amendment to Specification, etc.

PX0701 Decision of registration after re-examination

Patent event date: 20250318

Comment text: Decision to Grant Registration

Patent event code: PX07013S01D

X701 Decision to grant (after re-examination)
A107 Divisional application of patent
GRNT Written decision to grant
PA0104 Divisional application for international application

Comment text: Divisional Application for International Patent

Patent event code: PA01041R01D

Patent event date: 20250618

Application number text: 1020207032314

Filing date: 20201109

PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20250618

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20250619

End annual number: 3

Start annual number: 1

PG1601 Publication of registration