TW202243478A - 對用於視訊譯碼的多假設預測的運動資訊進行自我調整譯碼 - Google Patents

對用於視訊譯碼的多假設預測的運動資訊進行自我調整譯碼 Download PDF

Info

Publication number
TW202243478A
TW202243478A TW111111848A TW111111848A TW202243478A TW 202243478 A TW202243478 A TW 202243478A TW 111111848 A TW111111848 A TW 111111848A TW 111111848 A TW111111848 A TW 111111848A TW 202243478 A TW202243478 A TW 202243478A
Authority
TW
Taiwan
Prior art keywords
block
prediction
motion information
merge
decoding
Prior art date
Application number
TW111111848A
Other languages
English (en)
Chinese (zh)
Inventor
黃翰
瓦迪姆 賽萊金
瑪塔 卡克基維克茲
Original Assignee
美商高通公司
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 US17/655,919 external-priority patent/US12309355B2/en
Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW202243478A publication Critical patent/TW202243478A/zh

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
    • H04N19/103—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • 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
    • H04N19/50—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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)
TW111111848A 2021-03-29 2022-03-29 對用於視訊譯碼的多假設預測的運動資訊進行自我調整譯碼 TW202243478A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202163167480P 2021-03-29 2021-03-29
US63/167,480 2021-03-29
US17/655,919 US12309355B2 (en) 2021-03-29 2022-03-22 Adaptively coding motion information for multiple hypothesis prediction for video coding
US17/655,919 2022-03-22

Publications (1)

Publication Number Publication Date
TW202243478A true TW202243478A (zh) 2022-11-01

Family

ID=81308524

Family Applications (1)

Application Number Title Priority Date Filing Date
TW111111848A TW202243478A (zh) 2021-03-29 2022-03-29 對用於視訊譯碼的多假設預測的運動資訊進行自我調整譯碼

Country Status (11)

Country Link
EP (1) EP4315850A1 (https=)
JP (1) JP2024512539A (https=)
KR (1) KR20230162614A (https=)
AU (1) AU2022246716A1 (https=)
BR (1) BR112023018885A2 (https=)
CA (1) CA3208108A1 (https=)
CL (1) CL2023002817A1 (https=)
MX (1) MX2023011284A (https=)
SA (1) SA523450273B1 (https=)
TW (1) TW202243478A (https=)
WO (1) WO2022213026A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121605639A (zh) * 2023-08-01 2026-03-03 联发科技股份有限公司 使用多假设交叉分量预测进行色度编解码的视频编解码方法和设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10652571B2 (en) * 2018-01-25 2020-05-12 Qualcomm Incorporated Advanced motion vector prediction speedups for video coding
US10904549B2 (en) * 2018-12-13 2021-01-26 Tencent America LLC Method and apparatus for signaling of multi-hypothesis for skip and merge mode and signaling of distance offset table in merge with motion vector difference
US11140406B2 (en) * 2019-02-20 2021-10-05 Qualcomm Incorporated Signalling for merge mode with motion vector differences in video coding
US11076169B2 (en) * 2019-05-14 2021-07-27 Qualcomm Incorporated Switchable interpolation filtering (SIF) for video coding
US11611759B2 (en) * 2019-05-24 2023-03-21 Qualcomm Incorporated Merge mode coding for video coding

Also Published As

Publication number Publication date
CA3208108A1 (en) 2022-10-06
CL2023002817A1 (es) 2024-01-26
EP4315850A1 (en) 2024-02-07
SA523450273B1 (ar) 2025-04-13
AU2022246716A9 (en) 2024-05-09
MX2023011284A (es) 2023-10-04
JP2024512539A (ja) 2024-03-19
AU2022246716A1 (en) 2023-07-27
KR20230162614A (ko) 2023-11-28
BR112023018885A2 (pt) 2023-10-03
WO2022213026A1 (en) 2022-10-06

Similar Documents

Publication Publication Date Title
CN113424542B (zh) 用于视频编解码中带有运动矢量差的合并模式的信令
CN113892264B (zh) 使用非矩形预测模式来减少用于视频数据预测的运动场存储
US12309355B2 (en) Adaptively coding motion information for multiple hypothesis prediction for video coding
JP7795538B2 (ja) ビデオコーディングのための複数仮説予測
EP4555732A1 (en) Decoder side motion vector refinement for affine motion model
KR20250126728A (ko) 플립된 인트라 블록 카피에 대한 템플릿 매칭
TW202315410A (zh) 用於視訊譯碼的運動向量差符號預測
TW202304201A (zh) 使用重疊區塊運動補償、組合訊框間－訊框內預測及／或亮度映射和色度縮放的視訊譯碼
JP7662540B2 (ja) ビデオコーディングにおけるｄｃイントラモード予測
TW202243478A (zh) 對用於視訊譯碼的多假設預測的運動資訊進行自我調整譯碼
JP2025542569A (ja) インター予測関連ビデオコーディングプロセスのための最小プロセスグリッド
EP3857891A1 (en) Restrictions for the worst-case bandwidth reduction in video coding
EP4602812A1 (en) Coding video data using adaptive affine block prediction
TW202332272A (zh) 用於視訊譯碼的區塊級別參考圖片自我調整
TWI913451B (zh) 用於視訊譯碼的基於範本匹配的仿射預測
TW202345598A (zh) 用於多假設預測中的最大合併候選數量的自我調整信號傳遞的方法
HK40095638A (zh) 对用於视频译码的多假设预测的运动信息进行自适应译码
CN117157975A (zh) 对用于视频译码的多假设预测的运动信息进行自适应译码
TW202243480A (zh) 用於視訊譯碼的基於範本匹配的仿射預測
WO2024215457A1 (en) Coding affine motion models for video coding
EP4695982A1 (en) Coding affine motion models for video coding
KR20260026486A (ko) 비디오 데이터를 코딩하기 위한 인트라 블록 카피 예측을 위한 블록 벡터 탐색
WO2024148066A1 (en) Template matching for flipped intra block copy
WO2024081546A1 (en) Coding video data using adaptive affine block prediction
CN116601952A (zh) 视频译码的多假设预测