KR102487114B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

Info

Publication number
KR102487114B1
KR102487114B1 KR1020207029651A KR20207029651A KR102487114B1 KR 102487114 B1 KR102487114 B1 KR 102487114B1 KR 1020207029651 A KR1020207029651 A KR 1020207029651A KR 20207029651 A KR20207029651 A KR 20207029651A KR 102487114 B1 KR102487114 B1 KR 102487114B1
Authority
KR
South Korea
Prior art keywords
block
video
coded
resolution
intra
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
KR1020207029651A
Other languages
English (en)
Korean (ko)
Other versions
KR20200128149A (ko
Inventor
샤오중 쉬
구이춘 리
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 KR1020237000644A priority Critical patent/KR102608063B1/ko
Publication of KR20200128149A publication Critical patent/KR20200128149A/ko
Application granted granted Critical
Publication of KR102487114B1 publication Critical patent/KR102487114B1/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
    • H04N19/50—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
    • H04N19/103—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
    • H04N19/132—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
    • H04N19/169—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
    • H04N19/523—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
    • H04N19/70—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020207029651A 2018-04-26 2019-03-26 비디오 코딩을 위한 방법 및 장치 Active KR102487114B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020237000644A KR102608063B1 (ko) 2018-04-26 2019-03-26 비디오 코딩을 위한 방법 및 장치

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862663171P 2018-04-26 2018-04-26
US62/663,171 2018-04-26
US16/205,180 US10462483B1 (en) 2018-04-26 2018-11-29 Method and apparatus for video coding
US16/205,180 2018-11-29
PCT/US2019/024017 WO2019209444A2 (en) 2018-04-26 2019-03-26 Method and apparatus for video coding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020237000644A Division KR102608063B1 (ko) 2018-04-26 2019-03-26 비디오 코딩을 위한 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20200128149A KR20200128149A (ko) 2020-11-11
KR102487114B1 true KR102487114B1 (ko) 2023-01-11

Family

ID=68293056

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020207029651A Active KR102487114B1 (ko) 2018-04-26 2019-03-26 비디오 코딩을 위한 방법 및 장치
KR1020237000644A Active KR102608063B1 (ko) 2018-04-26 2019-03-26 비디오 코딩을 위한 방법 및 장치

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020237000644A Active KR102608063B1 (ko) 2018-04-26 2019-03-26 비디오 코딩을 위한 방법 및 장치

Country Status (6)

Country Link
US (4) US10462483B1 (enExample)
EP (1) EP3785441A4 (enExample)
JP (4) JP7152512B2 (enExample)
KR (2) KR102487114B1 (enExample)
CN (2) CN112042200B (enExample)
WO (1) WO2019209444A2 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109151481B (zh) * 2017-06-28 2022-03-15 腾讯科技（深圳）有限公司 图片的传输和接收的方法、装置、系统、设备和介质
US10462483B1 (en) * 2018-04-26 2019-10-29 Tencent America LLC Method and apparatus for video coding
CN119946259B (zh) * 2018-12-25 2025-11-21 Oppo广东移动通信有限公司 解码预测方法、装置及计算机存储介质
US11206396B2 (en) * 2019-01-16 2021-12-21 Qualcomm Incorporated Local illumination compensation in video coding
US11172195B2 (en) * 2019-01-26 2021-11-09 Qualcomm Incorporated Excluding intra coded reference samples from local illumination compensation parameter derivation
PL3878181T3 (pl) * 2019-03-04 2024-11-04 Huawei Technologies Co., Ltd. Koder, dekoder i odpowiadające im sposoby wykorzystujące listę scalania ibc
US11350083B2 (en) * 2019-04-19 2022-05-31 Qualcomm Incorporated Intra block copy merging data syntax for video coding
US11394990B2 (en) * 2019-05-09 2022-07-19 Tencent America LLC Method and apparatus for signaling predictor candidate list size
CN113853783B (zh) 2019-05-25 2023-12-15 北京字节跳动网络技术有限公司 对帧内块复制编解码的块的块矢量的编解码
US20220408082A1 (en) * 2019-11-07 2022-12-22 Interdigital Vc Holdings France, Sas Encoding and decoding methods and apparatus
US11375231B2 (en) 2020-01-14 2022-06-28 Tencent America LLC Method and apparatus for video coding
EP3970373A4 (en) * 2020-03-16 2022-08-03 Beijing Dajia Internet Information Technology Co., Ltd. IMPROVEMENTS IN A MERGE MODE WITH MOTION VECTOR DIFFERENCES
CN114615498B (zh) * 2020-12-05 2024-11-19 腾讯科技（深圳）有限公司 视频解码方法、视频编码方法、相关设备及存储介质
MX2024006218A (es) * 2021-11-30 2024-06-11 Beijing Dajia Internet Information Tech Co Ltd Compensacion de movimiento considerando las condiciones fuera de limite en la codificacion de video.
KR20250100638A (ko) 2022-11-04 2025-07-03 가부시끼가이샤 쓰리본드 네일 또는 인공 네일용 광경화성 조성물
WO2024191219A1 (ko) * 2023-03-15 2024-09-19 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CA3237841A1 (en) * 2023-05-08 2025-06-25 Comcast Cable Communications, Llc Clustering bvp candidates
WO2024232517A1 (ko) * 2023-05-10 2024-11-14 현대자동차주식회사 서브블록 분할 기반 인터/인트라 가중합 예측을 이용하는 비디오 코딩을 위한 방법 및 장치
WO2025095616A1 (ko) * 2023-10-31 2025-05-08 동아대학교 산학협력단 비디오 코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2025154941A1 (ko) * 2024-01-15 2025-07-24 동아대학교 산학협력단 비디오 부/복호화 방법 및 장치 그리고 비트스트림을 저장한 기록 매체
WO2025157211A1 (en) * 2024-01-26 2025-07-31 Mediatek Inc. Methods and apparatus of intra merge mode for mixed modes in video coding

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150195559A1 (en) 2014-01-09 2015-07-09 Qualcomm Incorporated Intra prediction from a predictive block
US20170310961A1 (en) * 2014-11-20 2017-10-26 Hfi Innovation Inc. Method of Motion Vector and Block Vector Resolution Control

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015053594A1 (ko) * 2013-10-12 2015-04-16 삼성전자 주식회사 인트라 블록 복사 예측을 이용한 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
WO2015124110A1 (en) 2014-02-21 2015-08-27 Mediatek Singapore Pte. Ltd. Method of video coding using prediction based on intra picture block copy
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
US9756354B2 (en) * 2014-03-17 2017-09-05 Qualcomm Incorporated Block vector predictor for intra block copying
BR112016021413A2 (pt) * 2014-03-17 2017-08-15 Nokia Technologies Oy Método, e aparelho
KR101863487B1 (ko) 2014-05-06 2018-05-31 에이치에프아이 이노베이션 인크. 인트라 블록 카피 모드 부호화를 위한 블록 벡터 예측 방법
CN106416253A (zh) 2014-05-22 2017-02-15 联发科技股份有限公司 用于图像以及视频编码的具有翻动的帧内块复制方法
KR102402622B1 (ko) * 2014-06-19 2022-05-27 브이아이디 스케일, 인크. 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템
EP4354856A3 (en) * 2014-06-19 2024-06-19 Microsoft Technology Licensing, LLC Unified intra block copy and inter prediction modes
WO2016004850A1 (en) 2014-07-07 2016-01-14 Mediatek Singapore Pte. Ltd. Method of intra block copy search and compensation range
US10412387B2 (en) * 2014-08-22 2019-09-10 Qualcomm Incorporated Unified intra-block copy and inter-prediction
CN107079161B (zh) 2014-09-01 2020-11-20 寰发股份有限公司 用于屏幕内容以及视频编码的帧内图片块复制的方法
EP3180916A4 (en) * 2014-09-03 2018-02-28 MediaTek Inc. Method for color index coding using a generalized copy previous mode
US10856009B2 (en) * 2014-09-04 2020-12-01 Mediatek Inc. Method of block vector clipping and coding for screen content coding and video coding
CN107005708A (zh) * 2014-09-26 2017-08-01 Vid拓展公司 使用时间块向量预测的块内复制译码
CN107079164B (zh) 2014-09-30 2020-07-10 寰发股份有限公司 用于视频编码的自适应运动向量分辨率的方法
US9918105B2 (en) 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
US9832467B2 (en) * 2014-10-07 2017-11-28 Qualcomm Incorporated Deblock filtering for intra block copying
US10212445B2 (en) * 2014-10-09 2019-02-19 Qualcomm Incorporated Intra block copy prediction restrictions for parallel processing
US9591325B2 (en) * 2015-01-27 2017-03-07 Microsoft Technology Licensing, Llc Special case handling for merged chroma blocks in intra block copy prediction mode
WO2016138513A1 (en) * 2015-02-27 2016-09-01 Arris Enterprises, Inc. Modification of unification of intra block copy and inter signaling related syntax and semantics
SG10201900582XA (en) * 2015-03-02 2019-02-27 Hfi Innovation Inc Method and apparatus for intrabc mode with fractional-pel block vector resolution in video coding
KR102206504B1 (ko) * 2015-04-29 2021-01-22 에이치에프아이 이노베이션 인크. 인트라 블록 복사 참조 리스트 구축을 위한 방법 및 장치
US20160337662A1 (en) 2015-05-11 2016-11-17 Qualcomm Incorporated Storage and signaling resolutions of motion vectors
US10200713B2 (en) 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
US10638140B2 (en) * 2015-05-29 2020-04-28 Qualcomm Incorporated Slice level intra block copy and other video coding improvements
US10356438B2 (en) * 2015-06-03 2019-07-16 Mediatek Inc. Method and apparatus of error handling for video coding using intra block copy mode
US10404992B2 (en) * 2015-07-27 2019-09-03 Qualcomm Incorporated Methods and systems of restricting bi-prediction in video coding
US10812822B2 (en) * 2015-10-02 2020-10-20 Qualcomm Incorporated Intra block copy merge mode and padding of unavailable IBC reference region
US11399187B2 (en) * 2017-03-10 2022-07-26 Intel Corporation Screen content detection for adaptive encoding
US10462483B1 (en) 2018-04-26 2019-10-29 Tencent America LLC Method and apparatus for video coding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150195559A1 (en) 2014-01-09 2015-07-09 Qualcomm Incorporated Intra prediction from a predictive block
US20170310961A1 (en) * 2014-11-20 2017-10-26 Hfi Innovation Inc. Method of Motion Vector and Block Vector Resolution Control

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Bin Li et al, CE2: Result of Test 6, JCT-VC of ITU-T and ISO/IEC, 19th Meeting, JCTVC-S0081.docx(2014.10.07.) 1부.*
Guillaume Laroche et al, Non-RCE1: On MV resolution and motion vector predictor number, JCT-VC of ITU-T and ISO/IEC, JCTVC-Q0067 (2014.03.28.) 1부.*
Rajan Joshi, High Efficiency Video Coding (HEVC) Screen Content Coding: Draft 2, JCT-VC of ITU-T and ISO/IEC, 18th Meeting, JCTVC-S1005.docx(2014.12.10.) 1부.*
Yuwen He, Non-CE2: Unification of IntraBC mode with inter mode, JCT-VC of ITU-T and ISO/IEC, 18th Meeting, JCTVC-S0172-nonCE2_Test3AndTest5b_textchange.docx(2014.10.19.) 1부.*

Also Published As

Publication number Publication date
KR20200128149A (ko) 2020-11-11
JP7152512B2 (ja) 2022-10-12
US20190335200A1 (en) 2019-10-31
US20210250609A1 (en) 2021-08-12
US20230120043A1 (en) 2023-04-20
JP2022177268A (ja) 2022-11-30
KR20230012098A (ko) 2023-01-25
JP2025013949A (ja) 2025-01-28
CN112042200B (zh) 2022-09-30
JP7775415B2 (ja) 2025-11-25
WO2019209444A2 (en) 2019-10-31
EP3785441A4 (en) 2021-09-08
US12244854B2 (en) 2025-03-04
JP7578791B2 (ja) 2024-11-06
CN112042200A (zh) 2020-12-04
US11039167B2 (en) 2021-06-15
CN115941954B (zh) 2024-07-26
EP3785441A2 (en) 2021-03-03
US10462483B1 (en) 2019-10-29
CN115941954A (zh) 2023-04-07
US20190379909A1 (en) 2019-12-12
JP7405926B2 (ja) 2023-12-26
KR102608063B1 (ko) 2023-11-30
WO2019209444A3 (en) 2020-04-30
JP2022505996A (ja) 2022-01-17
US11595686B2 (en) 2023-02-28
JP2024023662A (ja) 2024-02-21

Similar Documents

Publication Publication Date Title
KR102487114B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102545299B1 (ko) 비디오 디코딩을 위한 방법 및 장치
KR102471979B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102506525B1 (ko) 비디오 디코딩을 위한 방법, 장치 및 매체
KR102454760B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102501745B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102572355B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102565187B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR20230003005A (ko) 템플릿 매칭 기반 인트라 예측
KR102506619B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR20210068565A (ko) 비디오 디코딩을 위한 방법 및 비디오 디코더
KR20210091321A (ko) 비디오 코딩을 위한 방법 및 장치
KR20230085184A (ko) 인트라 예측의 융합에 대한 수정
KR20210089785A (ko) 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치
KR102522112B1 (ko) 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치
KR102461780B1 (ko) 비디오 코딩을 위한 방법 및 장치
US20210112253A1 (en) Method and apparatus for video coding
KR102511621B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR20230115328A (ko) 템플릿-매칭 기반 amvr(adaptive motion vector resolution)
KR20230117600A (ko) 인트라 모드 전파에 대한 개선
KR20210130800A (ko) 비디오 코딩을 위한 방법 및 장치
KR20210069720A (ko) 작은 코딩 블록들에 대한 단순화된 병합 리스트 구성
KR20230070026A (ko) 라이스 코딩에 의한 범위 확장을 위한 제약 플래그 시그널링을 위한 기법
KR20230056753A (ko) Mmvd 시그널링 개선
KR20230066619A (ko) 확장된 정밀도를 갖는 범위 확장을 위한 제약 플래그 시그널링을 위한 기법들

Legal Events

Date Code Title Description
A201 Request for examination
E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E90F Notification of reason for final refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PA0104 Divisional application for international application

St.27 status event code: A-0-1-A10-A18-div-PA0104

St.27 status event code: A-0-1-A10-A16-div-PA0104

PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-OTH-PR1001 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 4