CN119420904A - 视频解码设备和视频解码的方法 - Google Patents

视频解码设备和视频解码的方法 Download PDF

Info

Publication number
CN119420904A
CN119420904A CN202411379376.8A CN202411379376A CN119420904A CN 119420904 A CN119420904 A CN 119420904A CN 202411379376 A CN202411379376 A CN 202411379376A CN 119420904 A CN119420904 A CN 119420904A
Authority
CN
China
Prior art keywords
sub
block
blocks
model
motion
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
CN202411379376.8A
Other languages
English (en)
Chinese (zh)
Inventor
F·加尔平
T·波伊里尔
Y·陈
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital VC Holdings Inc
Original Assignee
InterDigital VC Holdings Inc
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 InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CN119420904A publication Critical patent/CN119420904A/zh
Pending legal-status Critical Current

Links

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
    • H04N19/102—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
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/50—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202411379376.8A 2018-05-09 2019-05-07 视频解码设备和视频解码的方法 Pending CN119420904A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP18305568 2018-05-09
EP18305568.0 2018-05-09
PCT/US2019/031068 WO2019217383A1 (en) 2018-05-09 2019-05-07 Motion compensation for video encoding and decoding
CN201980043676.XA CN112385211B (zh) 2018-05-09 2019-05-07 用于视频编码和解码的运动补偿

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201980043676.XA Division CN112385211B (zh) 2018-05-09 2019-05-07 用于视频编码和解码的运动补偿

Publications (1)

Publication Number Publication Date
CN119420904A true CN119420904A (zh) 2025-02-11

Family

ID=66589929

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202411379376.8A Pending CN119420904A (zh) 2018-05-09 2019-05-07 视频解码设备和视频解码的方法
CN201980043676.XA Active CN112385211B (zh) 2018-05-09 2019-05-07 用于视频编码和解码的运动补偿

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201980043676.XA Active CN112385211B (zh) 2018-05-09 2019-05-07 用于视频编码和解码的运动补偿

Country Status (6)

Country Link
US (2) US11902560B2 (enExample)
EP (1) EP3791578A1 (enExample)
JP (2) JP7545331B2 (enExample)
CN (2) CN119420904A (enExample)
MX (2) MX2020011906A (enExample)
WO (1) WO2019217383A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112913247B (zh) 2018-10-23 2023-04-28 北京字节跳动网络技术有限公司 使用局部照明补偿的视频处理
CN112868238B (zh) * 2018-10-23 2023-04-21 北京字节跳动网络技术有限公司 局部照明补偿和帧间预测编解码之间的并置
CN113261280B (zh) * 2018-12-26 2024-09-03 交互数字Vc控股公司 运动补偿边界滤波
CN113302918B (zh) 2019-01-15 2025-01-17 北京字节跳动网络技术有限公司 视频编解码中的加权预测
WO2020147804A1 (en) 2019-01-17 2020-07-23 Beijing Bytedance Network Technology Co., Ltd. Use of virtual candidate prediction and weighted prediction in video processing
US11632563B2 (en) * 2019-02-22 2023-04-18 Qualcomm Incorporated Motion vector derivation in video coding
CN116248891A (zh) * 2019-03-14 2023-06-09 华为技术有限公司 帧间预测的方法及相关装置
EP3751853A1 (en) * 2019-06-12 2020-12-16 InterDigital VC Holdings, Inc. Method and apparatus for encoding a block and decoding based on illumination compensation
CN110446044B (zh) * 2019-08-21 2022-08-09 浙江大华技术股份有限公司 线性模型预测方法、装置、编码器及存储装置
CN111031319B (zh) * 2019-12-13 2022-04-19 浙江大华技术股份有限公司 一种局部光照补偿预测方法、终端设备及计算机存储介质
US12120359B2 (en) * 2021-04-08 2024-10-15 Disney Enterprises, Inc. Machine learning model-based video compression
CN118541976A (zh) * 2021-09-29 2024-08-23 Lg 电子株式会社 图像编码/解码方法和设备以及具有存储在其上的比特流的记录介质
US12388978B2 (en) 2021-11-01 2025-08-12 Tencent America LLC Template-matching based adaptive motion vector resolution (AMVR) for bi-prediction and an affine mode
US20240414366A1 (en) * 2021-11-26 2024-12-12 Mediatek Singapore Pte. Ltd. Local illumination compensation with coded parameters
WO2023147243A1 (en) * 2022-01-25 2023-08-03 Beijing Dajia Internet Information Technology Co., Ltd. Improved local illumination compensation for inter prediction
CN119384828A (zh) * 2022-06-20 2025-01-28 Oppo广东移动通信有限公司 一种局部光照补偿方法、视频编解码方法、装置和系统
CN121220039A (zh) * 2023-05-16 2025-12-26 现代自动车株式会社 在基于仿射模型的预测中使用局部照明补偿的视频编码方法和装置
WO2025061550A1 (en) * 2023-09-22 2025-03-27 Interdigital Ce Patent Holdings, Sas Local illumination compensation model merge mode

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6545672B2 (ja) * 2013-10-18 2019-07-17 エルジー エレクトロニクス インコーポレイティド マルチビュービデオコーディングにおいて、ビュー合成予測方法及びこれを利用したマージ候補リスト構成方法
US10887597B2 (en) * 2015-06-09 2021-01-05 Qualcomm Incorporated Systems and methods of determining illumination compensation parameters for video coding
CN112929659B (zh) 2015-10-13 2023-12-26 三星电子株式会社 用于对图像进行编码或解码的方法和设备
US20170150176A1 (en) * 2015-11-25 2017-05-25 Qualcomm Incorporated Linear-model prediction with non-square prediction units in video coding
WO2017147765A1 (en) 2016-03-01 2017-09-08 Mediatek Inc. Methods for affine motion compensation
US10631002B2 (en) 2016-09-30 2020-04-21 Qualcomm Incorporated Frame rate up-conversion coding mode
US10951912B2 (en) * 2016-10-05 2021-03-16 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding
US20190273943A1 (en) * 2016-10-10 2019-09-05 Sharp Kabushiki Kaisha Systems and methods for performing motion compensation for coding of video data
US10701390B2 (en) * 2017-03-14 2020-06-30 Qualcomm Incorporated Affine motion information derivation
CN107147911B (zh) 2017-07-05 2019-07-26 中南大学 基于局部亮度补偿lic的快速帧间编码模式选择方法及装置
KR102817085B1 (ko) * 2017-11-09 2025-06-05 삼성전자주식회사 움직임 벡터 해상도에 기초하여 영상을 부호화하는 장치 및 방법, 및 복호화 장치 및 방법
WO2019136657A1 (en) * 2018-01-11 2019-07-18 Qualcomm Incorporated Video coding using local illumination compensation

Also Published As

Publication number Publication date
JP7769061B2 (ja) 2025-11-12
US11902560B2 (en) 2024-02-13
MX2020011906A (es) 2021-02-18
JP2024164159A (ja) 2024-11-26
CN112385211B (zh) 2024-10-22
US20240121423A1 (en) 2024-04-11
US12556737B2 (en) 2026-02-17
JP7545331B2 (ja) 2024-09-04
WO2019217383A1 (en) 2019-11-14
JP2021523604A (ja) 2021-09-02
US20210243465A1 (en) 2021-08-05
CN112385211A (zh) 2021-02-19
EP3791578A1 (en) 2021-03-17
MX2024006250A (es) 2024-06-05

Similar Documents

Publication Publication Date Title
CN112385211B (zh) 用于视频编码和解码的运动补偿
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
CN114128271B (zh) 用于视频编码和解码的照明补偿
CN111418209B (zh) 用于视频编码和视频解码的方法和装置
CN112703732B (zh) 使用存储的参数对视频编码和解码进行局部照明补偿
CN111194553B (zh) 用于视频编码和解码中的自适应照明补偿的方法和装置
US11871034B2 (en) Intra block copy for screen content coding
CN111527750B (zh) 用于视频编码和解码中的自适应照明补偿的方法和装置
CN113170210A (zh) 视频编码和解码中的仿射模式信令
JP2025038219A (ja) 符号化／復号化におけるデータ依存関係
CN112806011B (zh) 改进的虚拟时间仿射候选
CN112385229A (zh) 虚拟时间仿射候选
CN121040046A (zh) 运动信息预测器选择

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination