CN119452658A - 视频编、解码方法及装置、码流、解码器、编码器、存储介质 - Google Patents

视频编、解码方法及装置、码流、解码器、编码器、存储介质 Download PDF

Info

Publication number
CN119452658A
CN119452658A CN202280097613.4A CN202280097613A CN119452658A CN 119452658 A CN119452658 A CN 119452658A CN 202280097613 A CN202280097613 A CN 202280097613A CN 119452658 A CN119452658 A CN 119452658A
Authority
CN
China
Prior art keywords
motion information
candidates
current block
candidate list
information candidate
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
CN202280097613.4A
Other languages
English (en)
Chinese (zh)
Inventor
宋凯
霍俊彦
马彦卓
杨付正
李明
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.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of CN119452658A publication Critical patent/CN119452658A/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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/50—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
    • 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
    • H04N19/70—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)
CN202280097613.4A 2022-07-01 2022-08-24 视频编、解码方法及装置、码流、解码器、编码器、存储介质 Pending CN119452658A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/CN2022/103418 WO2024000581A1 (zh) 2022-07-01 2022-07-01 排序方法、解码方法、编码方法、装置、解码器和编码器
CNPCT/CN2022/103418 2022-07-01
PCT/CN2022/114609 WO2024000768A1 (zh) 2022-07-01 2022-08-24 视频编、解码方法及装置、码流、解码器、编码器、存储介质

Publications (1)

Publication Number Publication Date
CN119452658A true CN119452658A (zh) 2025-02-14

Family

ID=89383568

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280097613.4A Pending CN119452658A (zh) 2022-07-01 2022-08-24 视频编、解码方法及装置、码流、解码器、编码器、存储介质

Country Status (7)

Country Link
US (1) US20250126247A1 (enExample)
EP (1) EP4550790A1 (enExample)
JP (1) JP2025520866A (enExample)
CN (1) CN119452658A (enExample)
MX (1) MX2024015679A (enExample)
TW (1) TW202404369A (enExample)
WO (2) WO2024000581A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025213394A1 (zh) * 2024-04-10 2025-10-16 Oppo广东移动通信有限公司 编解码方法、编码器、解码器以及存储介质

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10701393B2 (en) * 2017-05-10 2020-06-30 Mediatek Inc. Method and apparatus of reordering motion vector prediction candidate set for video coding
WO2019009498A1 (ko) * 2017-07-03 2019-01-10 엘지전자 주식회사 인터 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
WO2019194499A1 (ko) * 2018-04-01 2019-10-10 엘지전자 주식회사 인터 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
WO2019234578A1 (en) * 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Asymmetric weighted bi-predictive merges
EP3888371A2 (en) * 2018-11-29 2021-10-06 InterDigital VC Holdings, Inc. Motion vector predictor candidates ordering in merge list
MY210591A (en) * 2019-06-03 2025-10-01 Op Solutions Llc Merge candidate reorder based on global motion vector
CA3145240C (en) * 2019-06-24 2024-06-11 Lg Electronics Inc. Inter prediction-based image coding method and apparatus
CN113709499B (zh) * 2020-08-20 2022-12-23 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备
US12425642B2 (en) * 2022-04-18 2025-09-23 Tencent America LLC Zero motion vector in adaptive reordering of merge candidates (ARMC)

Also Published As

Publication number Publication date
WO2024000768A1 (zh) 2024-01-04
JP2025520866A (ja) 2025-07-03
EP4550790A1 (en) 2025-05-07
WO2024000581A1 (zh) 2024-01-04
TW202404369A (zh) 2024-01-16
MX2024015679A (es) 2025-04-02
US20250126247A1 (en) 2025-04-17

Similar Documents

Publication Publication Date Title
JP7481538B2 (ja) 変換行列選択の係数依存コーディング
US20230283766A1 (en) Methods and apparatuses for cross-component prediction
CN114915782B (zh) 一种编码方法、解码方法及设备
JP2021536169A5 (enExample)
CN110933411A (zh) 用于帧内编码的邻近的相邻块的选择
TW202019185A (zh) 非對稱加權雙向預測Merge
TW202021354A (zh) 運動向量預測器清單產生
CN109729352B (zh) 确定仿射编码块的运动矢量的方法和装置
CN113497936B (zh) 编码方法、解码方法、编码器、解码器以及存储介质
CN110944198A (zh) 色度模式帧内编码
CN114390289B (zh) 参考像素候选列表构建方法、装置、设备及存储介质
US20250126247A1 (en) Video coding method and decoder
US20250240431A1 (en) Decoding method, encoders and decoders
CN121909646A (zh) 编解码方法及装置、编解码器、码流、存储介质
CN121488481A (zh) 编解码方法、码流、编码器、解码器以及存储介质
US20260025516A1 (en) Method for decoding, method for encoding, decoder, and storage medium
CN113994700A (zh) 用于视频编解码的运动矢量预测
CA3287960A1 (en) Encoding/decoding method, code stream, encoder, decoder and storage medium
WO2025129626A9 (zh) 编解码方法、码流、编码器、解码器以及存储介质
WO2026036358A1 (zh) 编解码方法、编码器、解码器以及存储介质
WO2026076651A1 (zh) 编解码方法、编码器、解码器以及存储介质
CN120958819A (zh) 解码方法、编码方法、解码器和编码器
WO2025213394A1 (zh) 编解码方法、编码器、解码器以及存储介质
TW202541501A (zh) 用於視訊寫碼之鍊式運動向量預測之縮放及重排序
WO2025199773A1 (zh) 编解码方法、码流、编码器、解码器以及存储介质

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