KR20220020809A - 스케일러빌리티 지원을 위한 동일한 픽처 순서 카운트 (poc) 넘버링 - Google Patents

스케일러빌리티 지원을 위한 동일한 픽처 순서 카운트 (poc) 넘버링 Download PDF

Info

Publication number
KR20220020809A
KR20220020809A KR1020217040030A KR20217040030A KR20220020809A KR 20220020809 A KR20220020809 A KR 20220020809A KR 1020217040030 A KR1020217040030 A KR 1020217040030A KR 20217040030 A KR20217040030 A KR 20217040030A KR 20220020809 A KR20220020809 A KR 20220020809A
Authority
KR
South Korea
Prior art keywords
picture
order count
reference picture
weighted prediction
prediction
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.)
Pending
Application number
KR1020217040030A
Other languages
English (en)
Korean (ko)
Inventor
바딤 세레긴
아다르쉬 크리쉬난 라마수브라모니안
무하메드 제이드 코반
마르타 카르체비츠
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20220020809A publication Critical patent/KR20220020809A/ko
Pending legal-status Critical Current

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
    • H04N19/134—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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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)
KR1020217040030A 2019-06-13 2020-06-02 스케일러빌리티 지원을 위한 동일한 픽처 순서 카운트 (poc) 넘버링 Pending KR20220020809A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962861281P 2019-06-13 2019-06-13
US62/861,281 2019-06-13
US201962863804P 2019-06-19 2019-06-19
US62/863,804 2019-06-19
US16/889,601 US11184607B2 (en) 2019-06-13 2020-06-01 Same picture order count (POC) numbering for scalability support
US16/889,601 2020-06-01
PCT/US2020/035700 WO2020251801A1 (en) 2019-06-13 2020-06-02 Same picture order count (poc) numbering for scalability support

Publications (1)

Publication Number Publication Date
KR20220020809A true KR20220020809A (ko) 2022-02-21

Family

ID=73745703

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217040030A Pending KR20220020809A (ko) 2019-06-13 2020-06-02 스케일러빌리티 지원을 위한 동일한 픽처 순서 카운트 (poc) 넘버링

Country Status (8)

Country Link
US (1) US11184607B2 (enExample)
EP (1) EP3984224A1 (enExample)
JP (1) JP7558980B2 (enExample)
KR (1) KR20220020809A (enExample)
CN (2) CN120281900A (enExample)
BR (1) BR112021024464A2 (enExample)
SG (1) SG11202113047QA (enExample)
WO (1) WO2020251801A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PH12014500412B1 (en) * 2011-09-27 2021-11-24 Ericsson Telefon Ab L M Decoders and methods thereof for managing pictures in video decoding process
CN113728633B (zh) 2019-04-01 2022-12-20 北京字节跳动网络技术有限公司 对基于历史的运动矢量预测使用插值滤波器
US11539957B2 (en) * 2019-06-20 2022-12-27 Tencent America LLC Layered random access with reference picture resampling
US11589043B2 (en) * 2019-06-24 2023-02-21 Tencent America LLC Flexible slice, tile and brick partitioning
US11259016B2 (en) * 2019-06-30 2022-02-22 Tencent America LLC Method and apparatus for video coding
KR102635319B1 (ko) * 2019-08-20 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 프로세싱에서 대안적 보간 필터들의 선택적 사용
MX2022004193A (es) * 2019-10-07 2022-05-02 Huawei Tech Co Ltd Un codificador, un decodificador y metodos correspondientes.
CN115244938A (zh) * 2020-01-13 2022-10-25 Lg电子株式会社 基于预测加权表对图像/视频进行编译的方法和装置
WO2021235759A1 (ko) * 2020-05-22 2021-11-25 엘지전자 주식회사 비디오 또는 영상 코딩 시스템에서의 다중 레이어 기반 영상 코딩 방법
EP4307666A4 (en) * 2021-03-12 2025-01-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. COEFFICIENT ENCODING METHOD, COEFFICIENT DECODING METHOD, ENCODING DEVICE, DECODING DEVICE, AND STORAGE MEDIUM

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100949982B1 (ko) * 2006-03-30 2010-03-29 엘지전자 주식회사 비디오 신호를 디코딩/인코딩하기 위한 방법 및 장치
KR102083013B1 (ko) * 2011-09-22 2020-04-14 엘지전자 주식회사 영상 정보 시그널링 방법 및 장치와 이를 이용한 디코딩 방법 및 장치
US9432665B2 (en) * 2011-12-02 2016-08-30 Qualcomm Incorporated Coding least significant bits of picture order count values identifying long-term reference pictures
PL3016391T3 (pl) * 2012-01-17 2017-09-29 Telefonaktiebolaget Lm Ericsson (Publ) Obsługa listy obrazów referencyjnych
US9319679B2 (en) * 2012-06-07 2016-04-19 Qualcomm Incorporated Signaling data for long term reference pictures for video coding
SG11201408320WA (en) * 2012-06-29 2015-01-29 Ericsson Telefon Ab L M Encoding and decoding video sequences comprising reference picture sets
US9398284B2 (en) * 2012-08-16 2016-07-19 Qualcomm Incorporated Constructing reference picture lists for multi-view or 3DV video coding
US9693055B2 (en) * 2012-12-28 2017-06-27 Electronics And Telecommunications Research Institute Video encoding and decoding method and apparatus using the same
WO2014109607A1 (ko) * 2013-01-10 2014-07-17 삼성전자 주식회사 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치
EP2946558B1 (en) * 2013-01-15 2020-04-29 Huawei Technologies Co., Ltd. Method for decoding an hevc video bitstream
HUE032227T2 (en) * 2013-10-14 2017-09-28 ERICSSON TELEFON AB L M (publ) Scaling an image sequence in scalable video
US20170244966A1 (en) * 2016-02-20 2017-08-24 Qualcomm Incorporated Weighted prediction for screen content coding and multi-layer coding
JP2018007279A (ja) * 2017-10-11 2018-01-11 株式会社東芝 復号方法及び復号装置

Also Published As

Publication number Publication date
WO2020251801A1 (en) 2020-12-17
CN120281900A (zh) 2025-07-08
JP7558980B2 (ja) 2024-10-01
US20200396445A1 (en) 2020-12-17
CN113950835A (zh) 2022-01-18
EP3984224A1 (en) 2022-04-20
BR112021024464A2 (pt) 2022-01-18
JP2022537664A (ja) 2022-08-29
US11184607B2 (en) 2021-11-23
SG11202113047QA (en) 2021-12-30
CN113950835B (zh) 2025-05-09

Similar Documents

Publication Publication Date Title
US10999594B2 (en) Virtual search area for current picture referencing (CPR) and intra block copy (IBC)
US11368684B2 (en) Adaptation parameter sets (APS) for adaptive loop filter (ALF) parameters
CN114303374B (zh) 利用可切换滤波器的参考画面重采样
CN114208176B (zh) 用于使用与图像大小相关的缩放比例的译码视频的方法和装置
KR102658510B1 (ko) 비디오 코딩에서 양방향-예측을 제한하는 방법들 및 시스템들
US11184607B2 (en) Same picture order count (POC) numbering for scalability support
CN113287300B (zh) 针对照度补偿的块大小限制
KR102310009B1 (ko) 파라미터 세트에서의 비디오 신호 정보 신택스 구조들의 상이한 수들을 선택적으로 시그널링하기 위한 시스템들 및 방법들
US11388394B2 (en) Local illumination compensation (LIC) for virtual pipeline data units (VPDUS)
US11290743B2 (en) Interaction of illumination compensation with inter-prediction
JP2018533281A (ja) 改善されたビデオストリームスイッチングおよびランダムアクセスの方法およびシステム
KR20230020413A (ko) 디코딩된 픽처 버퍼 (dpb) 동작들 및 액세스 유닛 구분자 (aud)
KR20230150284A (ko) 효율적인 비디오 인코더 아키텍처
KR20230123952A (ko) 중첩 블록 모션 보상
KR20250022018A (ko) 오정렬된 레퍼런스 픽셀 타일들의 저장
KR20240087746A (ko) 그래디언트의 히스토그램 생성
HK40063060A (en) Same picture order count (poc) numbering for scalability support
HK40072834A (en) Reference picture resampling with switchable filters

Legal Events

Date Code Title Description
PA0105 International application

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

PG1501 Laying open of application

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

A201 Request for examination
D18-X000 Deferred examination requested

St.27 status event code: A-1-2-D10-D18-exm-X000

D19-X000 Deferred examination accepted

St.27 status event code: A-1-2-D10-D19-exm-X000

PA0201 Request for examination

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

D20-X000 Deferred examination resumed

St.27 status event code: A-1-2-D10-D20-exm-X000

D21 Rejection of application intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D21-EXM-PE0902 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0902 Notice of grounds for rejection

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