KR20210099133A - 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩 - Google Patents

모션 정보 예측자에 관한 정보의 인코딩 및 디코딩 Download PDF

Info

Publication number
KR20210099133A
KR20210099133A KR1020217021770A KR20217021770A KR20210099133A KR 20210099133 A KR20210099133 A KR 20210099133A KR 1020217021770 A KR1020217021770 A KR 1020217021770A KR 20217021770 A KR20217021770 A KR 20217021770A KR 20210099133 A KR20210099133 A KR 20210099133A
Authority
KR
South Korea
Prior art keywords
merge
index
cabac
mode
information
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.)
Ceased
Application number
KR1020217021770A
Other languages
English (en)
Korean (ko)
Inventor
기욤 라로슈
크리스토프 지스케
파트리스 온노
조나탕 타케
Original Assignee
캐논 가부시끼가이샤
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 캐논 가부시끼가이샤 filed Critical 캐논 가부시끼가이샤
Priority to KR1020267007201A priority Critical patent/KR20260041914A/ko
Publication of KR20210099133A publication Critical patent/KR20210099133A/ko
Ceased 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
    • H04N19/50—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
    • H04N19/52—Processing of motion vectors by encoding by predictive 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
    • H04N19/10—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
    • H04N19/13—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
    • H04N19/169—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
    • H04N19/46—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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)
  • Television Systems (AREA)
KR1020217021770A 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩 Ceased KR20210099133A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020267007201A KR20260041914A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1820902.3A GB2580084B (en) 2018-12-20 2018-12-20 Video coding and decoding
GB1820902.3 2018-12-20
PCT/EP2019/081827 WO2020126262A1 (en) 2018-12-20 2019-11-19 Encoding and decoding information about a motion information predictor

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020267007201A Division KR20260041914A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩

Publications (1)

Publication Number Publication Date
KR20210099133A true KR20210099133A (ko) 2021-08-11

Family

ID=65364419

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020217021770A Ceased KR20210099133A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩
KR1020267007201A Pending KR20260041914A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020267007201A Pending KR20260041914A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩

Country Status (8)

Country Link
US (6) US11856186B2 (https=)
EP (1) EP3900352A1 (https=)
JP (3) JP7514236B2 (https=)
KR (2) KR20210099133A (https=)
CN (6) CN118200595A (https=)
GB (1) GB2580084B (https=)
TW (2) TWI860599B (https=)
WO (1) WO2020126262A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024262883A1 (ko) * 2023-06-21 2024-12-26 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102412007B1 (ko) * 2017-07-20 2022-06-22 삼성전자주식회사 전자 장치 및 전자 장치에서 하이 다이나믹 레인지 이미지 데이터를 압축하는 방법
WO2019234598A1 (en) 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Interaction between ibc and stmvp
CN112997495B (zh) * 2018-11-10 2024-02-20 北京字节跳动网络技术有限公司 当前图片参考中的取整
GB2580084B (en) 2018-12-20 2022-12-28 Canon Kk Video coding and decoding
WO2020132168A1 (en) * 2018-12-21 2020-06-25 Interdigital Vc Holdings, Inc. Syntax for motion information signaling in video coding
CN113228645B (zh) * 2018-12-28 2025-02-07 韩国电子通信研究院 图像编码/解码方法和装置以及存储有比特流的记录介质
KR20210118068A (ko) * 2018-12-29 2021-09-29 브이아이디 스케일, 인크. 히스토리 기반 모션 벡터 예측
CN119676432A (zh) * 2019-02-28 2025-03-21 苹果公司 用于对图像信号进行编码/解码的方法及其装置
WO2020177684A1 (en) * 2019-03-03 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Enabling dmvr based on the information in the picture header
AR118250A1 (es) * 2019-03-08 2021-09-22 Jvckenwood Corp Dispositivos, métodos y programas de codificación y decodificación de imágenes en movimiento
US11611759B2 (en) * 2019-05-24 2023-03-21 Qualcomm Incorporated Merge mode coding for video coding
KR102857618B1 (ko) * 2019-06-19 2025-09-09 엘지전자 주식회사 결정된 예측 모드를 적용하여 예측 샘플들을 생성하는 영상 디코딩 방법 및 그 장치
CN112135149B (zh) * 2019-06-24 2023-07-18 华为技术有限公司 语法元素的熵编码/解码方法、装置以及编解码器
CA3167878A1 (en) * 2020-01-14 2021-03-11 Huawei Technologies Co., Ltd. Method and apparatus of signaling the number of candidates for merge mode
US12526421B2 (en) * 2022-04-06 2026-01-13 Tencent America LLC CABAC context modeling with information from spatial neighbors
CN118985132A (zh) * 2022-04-11 2024-11-19 Oppo广东移动通信有限公司 一种编解码方法、编码器、解码器及存储介质
CN119213769A (zh) * 2022-04-12 2024-12-27 抖音视界有限公司 用于视频处理的方法、装置和介质
US12597172B2 (en) * 2022-10-19 2026-04-07 Qualcomm Incorporated Decoding attribute values in geometry-based point cloud compression

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2820255A1 (fr) * 2001-01-26 2002-08-02 France Telecom Procedes de codage et de decodage d'images, dispositifs, systemes, signaux et applications correspondants
KR101522850B1 (ko) * 2010-01-14 2015-05-26 삼성전자주식회사 움직임 벡터를 부호화, 복호화하는 방법 및 장치
KR101484281B1 (ko) * 2010-07-09 2015-01-21 삼성전자주식회사 블록 병합을 이용한 비디오 부호화 방법 및 그 장치, 블록 병합을 이용한 비디오 복호화 방법 및 그 장치
US8913662B2 (en) 2011-01-06 2014-12-16 Qualcomm Incorporated Indicating intra-prediction mode selection for video coding using CABAC
US10123053B2 (en) 2011-05-23 2018-11-06 Texas Instruments Incorporated Acceleration of bypass binary symbol processing in video coding
GB2495990A (en) * 2011-10-28 2013-05-01 Canon Kk Motion compensated image coding with omission of coding mode cost calculation for a motion predictor in a set.
US9237358B2 (en) 2011-11-08 2016-01-12 Qualcomm Incorporated Context reduction for context adaptive binary arithmetic coding
US20130170553A1 (en) * 2012-01-04 2013-07-04 Qualcomm Incorporated Coding motion vector difference
WO2013106987A1 (en) * 2012-01-16 2013-07-25 Mediatek Singapore Pte. Ltd. Methods and apparatuses of bypass coding and reducing contexts for some syntax elements
US10200709B2 (en) 2012-03-16 2019-02-05 Qualcomm Incorporated High-level syntax extensions for high efficiency video coding
CA2864002A1 (en) * 2012-04-24 2013-10-31 Mediatek Inc. Method and apparatus of motion vector derivation for 3d video coding
EP2866443A4 (en) * 2012-06-22 2016-06-15 Sharp Kk ARITHMETIC DECODING DEVICE, ARITHMETIC CODING DEVICE, IMAGE DECODING DEVICE AND IMAGE DEVICES
CN104704827B (zh) 2012-11-13 2019-04-12 英特尔公司 用于下一代视频的内容自适应变换译码
GB2520002B (en) * 2013-11-04 2018-04-25 British Broadcasting Corp An improved compression algorithm for video compression codecs
GB2524476B (en) 2014-03-14 2016-04-27 Canon Kk Method, device and computer program for optimizing transmission of motion vector related information when transmitting a video stream
CN106664403B (zh) * 2014-10-20 2020-10-16 谷歌有限责任公司 连续预测域
KR20170084055A (ko) 2014-11-06 2017-07-19 삼성전자주식회사 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
US11477477B2 (en) * 2015-01-26 2022-10-18 Qualcomm Incorporated Sub-prediction unit based advanced temporal motion vector prediction
US10560712B2 (en) * 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
CN110662052B (zh) * 2018-06-29 2022-07-08 北京字节跳动网络技术有限公司 更新查找表(lut)的条件
CN117834910A (zh) * 2018-07-02 2024-04-05 英迪股份有限公司 对视频进行解码的方法和对视频进行编码的方法
CN117714717A (zh) * 2018-09-10 2024-03-15 华为技术有限公司 视频解码方法及视频解码器
CN112997489B (zh) * 2018-11-06 2024-02-06 北京字节跳动网络技术有限公司 具有几何分割的帧间预测的边信息信令
US10827171B2 (en) * 2018-11-14 2020-11-03 Tencent America LLC Method and apparatus for video coding
SG11202105354YA (en) * 2018-11-22 2021-06-29 Huawei Tech Co Ltd An encoder, a decoder and corresponding methods for inter prediction
US10917636B2 (en) * 2018-12-03 2021-02-09 Tencent America LLC Method and apparatus for video coding
US10778977B2 (en) * 2018-12-05 2020-09-15 Qualcomm Incorporated Triangle motion information for video coding
GB2580084B (en) 2018-12-20 2022-12-28 Canon Kk Video coding and decoding

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024262883A1 (ko) * 2023-06-21 2024-12-26 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Also Published As

Publication number Publication date
GB2580084A (en) 2020-07-15
JP2024123204A (ja) 2024-09-10
CN118200596A (zh) 2024-06-14
JP7720959B2 (ja) 2025-08-08
US20220070439A1 (en) 2022-03-03
WO2020126262A1 (en) 2020-06-25
US20250337881A1 (en) 2025-10-30
CN118200593A (zh) 2024-06-14
US20250310515A1 (en) 2025-10-02
US20250337882A1 (en) 2025-10-30
US11856186B2 (en) 2023-12-26
JP2022511744A (ja) 2022-02-01
TW202038623A (zh) 2020-10-16
US20240107008A1 (en) 2024-03-28
CN113196769B (zh) 2024-03-26
CN118200594A (zh) 2024-06-14
CN113196769A (zh) 2021-07-30
US12363283B2 (en) 2025-07-15
TWI790409B (zh) 2023-01-21
TW202318873A (zh) 2023-05-01
JP7514236B2 (ja) 2024-07-10
KR20260041914A (ko) 2026-03-27
CN118233650A (zh) 2024-06-21
EP3900352A1 (en) 2021-10-27
JP2025160338A (ja) 2025-10-22
TWI860599B (zh) 2024-11-01
GB201820902D0 (en) 2019-02-06
CN118200595A (zh) 2024-06-14
US20250310516A1 (en) 2025-10-02
GB2580084B (en) 2022-12-28

Similar Documents

Publication Publication Date Title
US12363283B2 (en) Video coding and decoding
JP7668933B2 (ja) ビデオ符号化の動きベクトル予測子インデックス符号化
US11849108B2 (en) Video coding and decoding
US12170788B2 (en) Video coding and decoding
GB2606281A (en) Video coding and decoding
GB2606278A (en) Video coding and decoding

Legal Events

Date Code Title Description
PA0105 International application

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

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

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

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

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

E601 Decision to refuse application
PE0601 Decision on rejection of patent

St.27 status event code: N-2-6-B10-B15-exm-PE0601

AMND Amendment
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

PX0901 Re-examination

St.27 status event code: A-2-3-E10-E12-rex-PX0901

B15 Application refused following examination

Free format text: ST27 STATUS EVENT CODE: N-2-6-B10-B15-EXM-PE0601 (AS PROVIDED BY THE NATIONAL OFFICE)

P12 Request for amendment of application rejected

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P12-NAP-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

P12-X000 Request for amendment of application rejected

St.27 status event code: A-2-2-P10-P12-nap-X000

PE0601 Decision on rejection of patent

St.27 status event code: N-2-6-B10-B15-exm-PE0601

A16 Divisional, continuation or continuation in part application filed

Free format text: ST27 STATUS EVENT CODE: A-0-1-A10-A16-DIV-PA0104 (AS PROVIDED BY THE NATIONAL OFFICE)

PA0104 Divisional application for international application

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