AU2022246716A1 - Adaptively coding motion information for multiple hypothesis prediction for video coding - Google Patents

Adaptively coding motion information for multiple hypothesis prediction for video coding Download PDF

Info

Publication number
AU2022246716A1
AU2022246716A1 AU2022246716A AU2022246716A AU2022246716A1 AU 2022246716 A1 AU2022246716 A1 AU 2022246716A1 AU 2022246716 A AU2022246716 A AU 2022246716A AU 2022246716 A AU2022246716 A AU 2022246716A AU 2022246716 A1 AU2022246716 A1 AU 2022246716A1
Authority
AU
Australia
Prior art keywords
prediction
prediction block
block
motion information
merge
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
AU2022246716A
Other languages
English (en)
Other versions
AU2022246716A9 (en
Inventor
Han HUANG
Marta Karczewicz
Vadim Seregin
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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
Priority claimed from US17/655,919 external-priority patent/US12309355B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of AU2022246716A1 publication Critical patent/AU2022246716A1/en
Publication of AU2022246716A9 publication Critical patent/AU2022246716A9/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/13Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods 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)
AU2022246716A 2021-03-29 2022-03-23 Adaptively coding motion information for multiple hypothesis prediction for video coding Pending AU2022246716A1 (en)

Applications Claiming Priority (5)

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
PCT/US2022/071289 WO2022213026A1 (en) 2021-03-29 2022-03-23 Adaptively coding motion information for multiple hypothesis prediction for video coding

Publications (2)

Publication Number Publication Date
AU2022246716A1 true AU2022246716A1 (en) 2023-07-27
AU2022246716A9 AU2022246716A9 (en) 2024-05-09

Family

ID=81308524

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2022246716A Pending AU2022246716A1 (en) 2021-03-29 2022-03-23 Adaptively coding motion information for multiple hypothesis prediction for video coding

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
TW202243478A (zh) 2022-11-01
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
KR20230162614A (ko) 2023-11-28
BR112023018885A2 (pt) 2023-10-03
WO2022213026A1 (en) 2022-10-06

Similar Documents

Publication Publication Date Title
US12309355B2 (en) Adaptively coding motion information for multiple hypothesis prediction for video coding
US12445634B2 (en) Multiple hypothesis prediction for video coding
US20230336716A1 (en) Intra chroma mode list construction for video coding
KR20230123933A (ko) 비디오 코딩을 위한 다중 가설 예측
EP4555732A1 (en) Decoder side motion vector refinement for affine motion model
WO2024054507A1 (en) Intra prediction fusion with reduced complexity in video coding
EP4402899A1 (en) Multiple inter predictors with decoder side motion vector derivation for video coding
US12316832B2 (en) Methods for adaptive signaling of maximum number of merge candidates in multiple hypothesis prediction
EP4646846A1 (en) Template matching for flipped intra block copy
EP4133729B1 (en) Signaling the number of subblock merge candidates in video coding
EP4631243A1 (en) Minimum process grid for inter-prediction-related video coding processes
EP4602812A1 (en) Coding video data using adaptive affine block prediction
EP3857891A1 (en) Restrictions for the worst-case bandwidth reduction in video coding
AU2022246716A1 (en) Adaptively coding motion information for multiple hypothesis prediction for video coding
US12457367B2 (en) Using substitute motion information when coding video data
WO2023200561A1 (en) Methods for adaptive signaling of maximum number of merge candidates in multiple hypothesis prediction
WO2024263871A1 (en) Using substitute motion information when coding video data
EP4695982A1 (en) Coding affine motion models for video coding
WO2024215457A1 (en) Coding affine motion models for video coding
WO2024081546A1 (en) Coding video data using adaptive affine block prediction
EP4623580A1 (en) Adaptive bilateral matching for decoder side affine motion vector refinement
EP4646848A1 (en) Intra-block copy for natural video content
WO2024148078A1 (en) Intra-block copy for natural video content
WO2024148066A1 (en) Template matching for flipped intra block copy
WO2024196652A1 (en) Cascading and parallel processing of affine dmvr video coding tools

Legal Events

Date Code Title Description
SREP Specification republished