KR102819167B1 - 코딩/디코딩에서의 데이터 종속 - Google Patents

코딩/디코딩에서의 데이터 종속 Download PDF

Info

Publication number
KR102819167B1
KR102819167B1 KR1020207034025A KR20207034025A KR102819167B1 KR 102819167 B1 KR102819167 B1 KR 102819167B1 KR 1020207034025 A KR1020207034025 A KR 1020207034025A KR 20207034025 A KR20207034025 A KR 20207034025A KR 102819167 B1 KR102819167 B1 KR 102819167B1
Authority
KR
South Korea
Prior art keywords
motion vector
block
decoding
video data
condition
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
KR1020207034025A
Other languages
English (en)
Korean (ko)
Other versions
KR20210015811A (ko
Inventor
앙투안 로베르
파브리쓰 르레아넥
프랑크 갈팡
Original Assignee
인터디지털 브이씨 홀딩스 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
Priority claimed from EP18305913.8A external-priority patent/EP3595314A1/en
Application filed by 인터디지털 브이씨 홀딩스 인코포레이티드 filed Critical 인터디지털 브이씨 홀딩스 인코포레이티드
Priority to KR1020257018781A priority Critical patent/KR20250087731A/ko
Publication of KR20210015811A publication Critical patent/KR20210015811A/ko
Application granted granted Critical
Publication of KR102819167B1 publication Critical patent/KR102819167B1/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
    • H04N19/503—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
    • H04N19/132—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • 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
    • H04N19/436—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 using parallelised computational 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
    • H04N19/44—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
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Error Detection And Correction (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020207034025A 2018-05-28 2019-05-17 코딩/디코딩에서의 데이터 종속 Active KR102819167B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257018781A KR20250087731A (ko) 2018-05-28 2019-05-17 코딩/디코딩에서의 데이터 종속

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP18305646.4 2018-05-28
EP18305646 2018-05-28
EP18305913.8A EP3595314A1 (en) 2018-07-10 2018-07-10 Data dependency in coding/decoding
EP18305913.8 2018-07-10
PCT/US2019/033000 WO2019231724A1 (en) 2018-05-28 2019-05-17 Data dependency in coding/decoding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020257018781A Division KR20250087731A (ko) 2018-05-28 2019-05-17 코딩/디코딩에서의 데이터 종속

Publications (2)

Publication Number Publication Date
KR20210015811A KR20210015811A (ko) 2021-02-10
KR102819167B1 true KR102819167B1 (ko) 2025-06-12

Family

ID=66998469

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020207034025A Active KR102819167B1 (ko) 2018-05-28 2019-05-17 코딩/디코딩에서의 데이터 종속
KR1020257018781A Pending KR20250087731A (ko) 2018-05-28 2019-05-17 코딩/디코딩에서의 데이터 종속

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020257018781A Pending KR20250087731A (ko) 2018-05-28 2019-05-17 코딩/디코딩에서의 데이터 종속

Country Status (8)

Country Link
US (2) US20210136398A1 (https=)
EP (2) EP3804325A1 (https=)
JP (2) JP7666928B2 (https=)
KR (2) KR102819167B1 (https=)
CN (3) CN112204979B (https=)
AU (1) AU2019276881B2 (https=)
MX (1) MX2020012768A (https=)
WO (1) WO2019231724A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2019295574B2 (en) * 2018-06-27 2023-01-12 Interdigital Vc Holdings, Inc. Methods and apparatus for reducing the coding latency of decoder-side motion refinement
US11917176B2 (en) * 2021-09-28 2024-02-27 Avago Technologies International Sales Pte. Limited Low-latency and high-throughput motion vector refinement with template matching
WO2023055151A1 (ko) * 2021-09-29 2023-04-06 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180041769A1 (en) * 2016-08-08 2018-02-08 Mediatek Inc. Pattern-based motion vector derivation for video coding

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8218636B2 (en) * 2006-11-21 2012-07-10 Vixs Systems, Inc. Motion refinement engine with a plurality of cost calculation methods for use in video encoding and methods for use therewith
WO2012178178A2 (en) * 2011-06-24 2012-12-27 General Instrument Corporation Selection of phase offsets for interpolation filters for motion compensation
US9635360B2 (en) * 2012-08-01 2017-04-25 Mediatek Inc. Method and apparatus for video processing incorporating deblocking and sample adaptive offset
PL400344A1 (pl) * 2012-08-13 2014-02-17 Politechnika Poznanska Sposób wyznaczania predyktora wektora ruchu
CN103237216B (zh) * 2013-04-12 2017-09-12 华为技术有限公司 深度图像的编解码方法和编解码装置
US9578328B2 (en) * 2013-07-15 2017-02-21 Qualcomm Incorporated Cross-layer parallel processing and offset delay parameters for video coding
KR102319384B1 (ko) * 2014-03-31 2021-10-29 인텔렉추얼디스커버리 주식회사 템플릿 매칭 기반의 화면 내 픽쳐 부호화 및 복호화 방법 및 장치
US10554965B2 (en) * 2014-08-18 2020-02-04 Google Llc Motion-compensated partitioning
US10390022B2 (en) * 2015-03-19 2019-08-20 Lg Electronics Inc. Method for processing video signal and device therefor
US11330284B2 (en) * 2015-03-27 2022-05-10 Qualcomm Incorporated Deriving motion information for sub-blocks in video coding
US11490114B1 (en) * 2015-06-11 2022-11-01 Ambarella International Lp Shared motion estimation cost metrics for overlapping units
WO2016203881A1 (ja) * 2015-06-18 2016-12-22 シャープ株式会社 算術復号装置及び算術符号化装置
US10511835B2 (en) * 2015-09-02 2019-12-17 Mediatek Inc. Method and apparatus of decoder side motion derivation for video coding
JP6638366B2 (ja) 2015-12-14 2020-01-29 日本電気株式会社 映像符号化装置、映像符号化方法及び映像符号化プログラム
US20190082192A1 (en) * 2016-03-16 2019-03-14 Mediatek Inc. Method and apparatus of pattern-based motion vector derivation for video coding
WO2017195914A1 (ko) * 2016-05-11 2017-11-16 엘지전자 주식회사 비디오 코딩 시스템에서 인터 예측 방법 및 장치
CA3025488A1 (en) * 2016-05-25 2017-11-30 Arris Enterprises Llc Weighted angular prediction for intra coding
US10631002B2 (en) * 2016-09-30 2020-04-21 Qualcomm Incorporated Frame rate up-conversion coding mode
EP3560202A4 (en) * 2016-12-27 2020-07-29 MediaTek Inc. BILATERAL MODEL MV REFINEMENT PROCESS AND APPARATUS INTENDED FOR VIDEO CODING
US10701366B2 (en) * 2017-02-21 2020-06-30 Qualcomm Incorporated Deriving motion vector information at a video decoder
US10805630B2 (en) * 2017-04-28 2020-10-13 Qualcomm Incorporated Gradient based matching for motion search and derivation
US10602180B2 (en) * 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
WO2019001739A1 (en) * 2017-06-30 2019-01-03 Huawei Technologies Co., Ltd. ERROR RESILIENCE AND PARALLEL PROCESSING FOR MOTION VECTOR CALCULATION DECODER SIDE
JP6806916B2 (ja) * 2017-09-26 2021-01-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 復号装置及び復号方法
US11877001B2 (en) * 2017-10-10 2024-01-16 Qualcomm Incorporated Affine prediction in video coding
WO2019148117A1 (en) * 2018-01-29 2019-08-01 Vid Scale, Inc. Frame-rate up conversion with low complexity
CN112106367B (zh) * 2018-03-30 2023-05-30 Vid拓展公司 基于编码和解码时延减少的基于模板的帧间预测技术
CN112042189B (zh) * 2018-04-30 2023-07-21 寰发股份有限公司 照度补偿方法及相应的电子装置
EP3791581A1 (en) * 2018-05-07 2021-03-17 InterDigital VC Holdings, Inc. Data dependency in encoding/decoding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180041769A1 (en) * 2016-08-08 2018-02-08 Mediatek Inc. Pattern-based motion vector derivation for video coding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Xiaoyu Xiu et al., "Description of SDR, HDR, and 360° video coding technology proposal by InterDigital Communications and Dolby Laboratories", JVET of ITU-T and ISO/IEC, JVET-J0015-v3(2018.04.14.)*

Also Published As

Publication number Publication date
AU2019276881B2 (en) 2023-09-14
CN112204979B (zh) 2024-10-18
CN119135888A (zh) 2024-12-13
WO2019231724A1 (en) 2019-12-05
CN119420903A (zh) 2025-02-11
MX2020012768A (es) 2021-02-15
CN112204979A (zh) 2021-01-08
JP2021526325A (ja) 2021-09-30
KR20250087731A (ko) 2025-06-16
EP3813373A1 (en) 2021-04-28
AU2019276881A1 (en) 2020-12-24
KR20210015811A (ko) 2021-02-10
US20220174306A1 (en) 2022-06-02
JP2025038219A (ja) 2025-03-18
EP3804325A1 (en) 2021-04-14
US20210136398A1 (en) 2021-05-06
JP7666928B2 (ja) 2025-04-22

Similar Documents

Publication Publication Date Title
CN113557730B (zh) 用于利用基于子块的局部光照补偿的视频编码和解码方法和装置
JP7769061B2 (ja) ビデオ符号化及び復号化の動き補償
CN114128271B (zh) 用于视频编码和解码的照明补偿
US11991389B2 (en) Method and apparatus for video encoding and decoding with optical flow based on boundary smoothed motion compensation
JP2025038219A (ja) 符号化／復号化におけるデータ依存関係
US20230097304A1 (en) Data dependency in encoding/decoding
KR20210069715A (ko) 비디오 인코딩 및 디코딩의 아핀 모드 시그널링
CN112806013B (zh) 仿射模式下基于块大小的运动矢量编码
CN112703733B (zh) 一统一列表中的平移和仿射候选
KR20220123666A (ko) 가중-예측 파라미터들의 추정
CN114097235B (zh) 用于仿射和sbtmvp运动矢量预测模式的hmvc
EP3591974A1 (en) Data dependency in encoding/decoding
EP3595314A1 (en) Data dependency in coding/decoding
US20210243445A1 (en) Encoding and decoding a video
WO2022101018A1 (en) A method and an apparatus for encoding or decoding a video

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20201125

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20220517

Comment text: Request for Examination of Application

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

Comment text: Notification of reason for refusal

Patent event date: 20240826

Patent event code: PE09021S01D

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

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20250305

PG1601 Publication of registration