KR20210133976A - 비디오 코딩을 위한 확률 초기화 - Google Patents

비디오 코딩을 위한 확률 초기화 Download PDF

Info

Publication number
KR20210133976A
KR20210133976A KR1020217028613A KR20217028613A KR20210133976A KR 20210133976 A KR20210133976 A KR 20210133976A KR 1020217028613 A KR1020217028613 A KR 1020217028613A KR 20217028613 A KR20217028613 A KR 20217028613A KR 20210133976 A KR20210133976 A KR 20210133976A
Authority
KR
South Korea
Prior art keywords
value
probability state
context
video
initial probability
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
KR1020217028613A
Other languages
English (en)
Korean (ko)
Inventor
제 동
아미르 사이드
바딤 세레긴
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 KR20210133976A publication Critical patent/KR20210133976A/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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/70—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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020217028613A 2019-03-12 2020-03-12 비디오 코딩을 위한 확률 초기화 Pending KR20210133976A (ko)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201962817475P 2019-03-12 2019-03-12
US62/817,475 2019-03-12
US201962834297P 2019-04-15 2019-04-15
US62/834,297 2019-04-15
US201962871519P 2019-07-08 2019-07-08
US62/871,519 2019-07-08
US16/816,016 US11178399B2 (en) 2019-03-12 2020-03-11 Probability initialization for video coding
US16/816,016 2020-03-11
PCT/US2020/022355 WO2020186038A1 (en) 2019-03-12 2020-03-12 Probability initialization for video coding

Publications (1)

Publication Number Publication Date
KR20210133976A true KR20210133976A (ko) 2021-11-08

Family

ID=72422810

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217028613A Pending KR20210133976A (ko) 2019-03-12 2020-03-12 비디오 코딩을 위한 확률 초기화

Country Status (17)

Country Link
US (1) US11178399B2 (https=)
EP (1) EP3939326A1 (https=)
JP (1) JP7419389B2 (https=)
KR (1) KR20210133976A (https=)
CN (1) CN113632491B (https=)
AU (1) AU2020235096B2 (https=)
BR (1) BR112021017453A2 (https=)
CL (1) CL2021002385A1 (https=)
CO (1) CO2021011814A2 (https=)
IL (1) IL285919B2 (https=)
MX (1) MX2021011102A (https=)
MY (1) MY208520A (https=)
PH (1) PH12021552101A1 (https=)
SA (1) SA521430253B1 (https=)
SG (1) SG11202109363QA (https=)
WO (1) WO2020186038A1 (https=)
ZA (1) ZA202107664B (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023195643A1 (ko) * 2022-04-05 2023-10-12 삼성전자 주식회사 엔트로피 부호화 및 복호화 장치 및 그 방법
WO2024151132A1 (ko) * 2023-01-13 2024-07-18 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
US12348790B2 (en) 2022-04-05 2025-07-01 Samsung Electronics Co., Ltd. Entropy encoding and decoding apparatus and method for using the same
WO2026005571A1 (ko) * 2024-06-28 2026-01-02 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113905233B (zh) * 2021-09-30 2024-04-30 安谋科技（中国）有限公司 基于音频视频编码标准的熵解码方法、可读介质及其电子设备
US12445614B2 (en) * 2022-02-07 2025-10-14 Tencent America LLC Adaptive context-based adaptive binary arithmetic coding (CABAC) initial state selection from coded pictures
WO2024005659A1 (en) * 2022-06-30 2024-01-04 Huawei Technologies Co., Ltd. Adaptive selection of entropy coding parameters
US20240348782A1 (en) * 2023-04-13 2024-10-17 Alibaba Innovation Private Limited Methods for context-based video coding
WO2026011579A1 (zh) * 2024-07-10 2026-01-15 海信视像科技股份有限公司 基于帧间预测的编解码方法、装置、芯片及存储介质

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL3343781T3 (pl) * 2011-06-16 2022-03-28 Ge Video Compression, Llc Inicjalizacja kontekstu w kodowaniu entropijnym
UA114674C2 (uk) * 2011-07-15 2017-07-10 ДЖ.І. ВІДІЕУ КЕМПРЕШН, ЛЛСі Ініціалізація контексту в ентропійному кодуванні
US9800870B2 (en) * 2011-09-16 2017-10-24 Qualcomm Incorporated Line buffer reduction for short distance intra-prediction
US20130114691A1 (en) * 2011-11-03 2013-05-09 Qualcomm Incorporated Adaptive initialization for context adaptive entropy coding
US9484952B2 (en) * 2011-11-03 2016-11-01 Qualcomm Incorporated Context state and probability initialization for context adaptive entropy coding
US9654772B2 (en) * 2012-01-19 2017-05-16 Qualcomm Incorporated Context adaptive entropy coding with a reduced initialization value set
WO2014006854A1 (en) * 2012-07-01 2014-01-09 Sharp Kabushiki Kaisha Device for signaling a long-term reference picture in a parameter set
US20140092985A1 (en) * 2012-09-28 2014-04-03 Sharp Laboratories Of America, Inc. Content initialization for enhancement layer coding
US10148961B2 (en) * 2015-05-29 2018-12-04 Qualcomm Incorporated Arithmetic coder with multiple window sizes
US11233998B2 (en) 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
ES2736374B1 (es) * 2015-09-11 2021-03-05 Kt Corp Procedimiento y dispositivo para realizar intrapredicción durante la codificación o decodificación de un vídeo
US10652588B2 (en) 2015-09-21 2020-05-12 Vid Scale, Inc. Inverse reshaping for high dynamic range video coding
CN108702509B (zh) * 2016-02-25 2023-10-31 株式会社Kt 用于处理视频信号的方法和设备
US10616582B2 (en) * 2016-09-30 2020-04-07 Qualcomm Incorporated Memory and bandwidth reduction of stored data in image/video coding
US11284080B2 (en) * 2016-12-30 2022-03-22 Telefonaktiebolaget Lm Ericsson (Publ) Decoded picture buffer management for handling cross-picture data prediction
US11184636B2 (en) * 2017-06-28 2021-11-23 Sharp Kabushiki Kaisha Video encoding device and video decoding device
JP2021005741A (ja) * 2017-09-14 2021-01-14 シャープ株式会社 画像符号化装置及び画像復号装置
US10869062B2 (en) 2017-12-21 2020-12-15 Qualcomm Incorporated Probability initialization and signaling for adaptive arithmetic coding in video coding
US10841577B2 (en) 2018-02-08 2020-11-17 Electronics And Telecommunications Research Institute Method and apparatus for video encoding and video decoding based on neural network
WO2019191646A1 (en) 2018-03-29 2019-10-03 Arris Enterprises Llc System and method for deblocking hdr content
KR102635047B1 (ko) * 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
JP2020150516A (ja) * 2019-03-15 2020-09-17 シャープ株式会社 画像復号装置及び画像符号化装置
US11516489B2 (en) * 2019-06-24 2022-11-29 Tencent America LLC Method and apparatus for video coding

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023195643A1 (ko) * 2022-04-05 2023-10-12 삼성전자 주식회사 엔트로피 부호화 및 복호화 장치 및 그 방법
US12348790B2 (en) 2022-04-05 2025-07-01 Samsung Electronics Co., Ltd. Entropy encoding and decoding apparatus and method for using the same
WO2024151132A1 (ko) * 2023-01-13 2024-07-18 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
WO2026005571A1 (ko) * 2024-06-28 2026-01-02 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Also Published As

Publication number Publication date
SA521430253B1 (ar) 2024-10-01
BR112021017453A2 (pt) 2021-11-16
MX2021011102A (es) 2021-10-22
IL285919B2 (en) 2024-07-01
CN113632491A (zh) 2021-11-09
CN113632491B (zh) 2024-10-29
EP3939326A1 (en) 2022-01-19
JP2022524056A (ja) 2022-04-27
WO2020186038A1 (en) 2020-09-17
IL285919B1 (en) 2024-03-01
JP7419389B2 (ja) 2024-01-22
CA3131883A1 (en) 2020-09-17
AU2020235096A1 (en) 2021-09-30
SG11202109363QA (en) 2021-09-29
CL2021002385A1 (es) 2022-06-17
CO2021011814A2 (es) 2021-09-30
ZA202107664B (en) 2025-01-29
IL285919A (en) 2021-10-31
US20200296378A1 (en) 2020-09-17
AU2020235096B2 (en) 2025-09-04
US11178399B2 (en) 2021-11-16
MY208520A (en) 2025-05-14
PH12021552101A1 (en) 2022-05-30

Similar Documents

Publication Publication Date Title
AU2020239051B2 (en) Coefficient coding for transform skip mode
KR102639864B1 (ko) 진보된 산술 코더
AU2019392913B2 (en) Regular coded bin reduction for coefficient decoding using threshold and rice parameter
US11178399B2 (en) Probability initialization for video coding
WO2020051324A1 (en) Regular coded bin reduction for coefficient coding using threshold and rice parameter
KR20210107018A (ko) 계수 레벨들을 위한 이스케이프 코딩
WO2021061806A1 (en) Rice parameter derivation for lossless/lossy coding modes for video coding
WO2020197751A1 (en) Fixed filters with non-linear adaptive loop filter in video coding
US20210203963A1 (en) Equation-based rice parameter derivation for regular transform coefficients in video coding
KR20220024041A (ko) 변환 스킵 잔차 코딩에서의 이진화
KR20210141524A (ko) 비디오 코딩용 최종 위치 코딩을 위한 컨텍스트 도출
US11134258B2 (en) Predictive coefficient coding
EP4245031A1 (en) Context-based transform index signaling in video coding
CA3131883C (en) Probability initialization for video coding
RU2813264C2 (ru) Инициализация вероятности для видеокодирования
HK40057733A (en) Probability initialization for video coding
HK40057733B (zh) 针对视频译码的概率初始化
WO2023132951A1 (en) Context adaptive binary arithmetic coding (cabac) probability estimation for video coding
HK40058345A (en) Coefficient coding for transform skip mode

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

E13 Pre-grant limitation requested

Free format text: ST27 STATUS EVENT CODE: A-2-3-E10-E13-LIM-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

E13-X000 Pre-grant limitation requested

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

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-NAP-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

P11-X000 Amendment of application requested

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