CA3167878A1 - Method and apparatus of signaling the number of candidates for merge mode - Google Patents

Method and apparatus of signaling the number of candidates for merge mode

Info

Publication number
CA3167878A1
CA3167878A1 CA3167878A CA3167878A CA3167878A1 CA 3167878 A1 CA3167878 A1 CA 3167878A1 CA 3167878 A CA3167878 A CA 3167878A CA 3167878 A CA3167878 A CA 3167878A CA 3167878 A1 CA3167878 A1 CA 3167878A1
Authority
CA
Canada
Prior art keywords
flag
slice
value
indicator
equal
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
CA3167878A
Other languages
English (en)
French (fr)
Inventor
Alexey Konstantinovich FILIPPOV
Vasily Alexeevich RUFITSKIY
Elena Alexandrovna ALSHINA
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co 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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CA3167878A1 publication Critical patent/CA3167878A1/en
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
    • H04N19/513—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
    • H04N19/44—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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/423—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 characterised by memory arrangements
    • H04N19/426—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 characterised by memory arrangements using memory downsizing methods
    • 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
    • H04N19/70—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)
  • Time-Division Multiplex Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA3167878A 2020-01-14 2021-01-13 Method and apparatus of signaling the number of candidates for merge mode Pending CA3167878A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062961159P 2020-01-14 2020-01-14
US62/961,159 2020-01-14
PCT/RU2021/050007 WO2021045659A2 (en) 2020-01-14 2021-01-13 Method and apparatus of signaling the number of candidates for merge mode

Publications (1)

Publication Number Publication Date
CA3167878A1 true CA3167878A1 (en) 2021-03-11

Family

ID=74853456

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3167878A Pending CA3167878A1 (en) 2020-01-14 2021-01-13 Method and apparatus of signaling the number of candidates for merge mode

Country Status (12)

Country Link
US (1) US20220368930A1 (enExample)
EP (1) EP4078967A4 (enExample)
JP (3) JP7577749B2 (enExample)
KR (2) KR20250139891A (enExample)
CN (5) CN114846795B (enExample)
AU (1) AU2021201606B2 (enExample)
BR (1) BR112022013939A2 (enExample)
CA (1) CA3167878A1 (enExample)
IL (1) IL294755B2 (enExample)
MX (2) MX2022008643A (enExample)
WO (1) WO2021045659A2 (enExample)
ZA (1) ZA202208698B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115136606B (zh) 2020-02-19 2025-05-09 字节跳动有限公司 参考图片列表的权重的信令通知
AR121124A1 (es) 2020-02-29 2022-04-20 Beijing Bytedance Network Tech Co Ltd Señalización condicional de elementos de sintaxis en una cabecera de imagen
EP4140140A4 (en) 2020-05-21 2023-07-05 ByteDance Inc. SIGNALING PROGRESSIVE DECODING UPDATE AND REFERENCE IMAGE LISTS
WO2021242716A1 (en) 2020-05-26 2021-12-02 Bytedance Inc. Identification of inter-layer reference pictures in coded video
WO2021247906A1 (en) * 2020-06-03 2021-12-09 Beijing Dajia Internet Information Technology Co., Ltd. Geometric partition mode with motion vector refinement
WO2021252978A1 (en) * 2020-06-12 2021-12-16 Bytedance Inc. Constraints on picture output ordering in a video bitstream
EP4544774A4 (en) * 2022-06-21 2026-06-24 Beijing Dajia Internet Information Tech Co Ltd METHODS AND DEVICES FOR MOTION STORAGE IN GEOMETRIC PARTITIONING MODE

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE072457T2 (hu) * 2010-05-04 2025-11-28 Lg Electronics Inc Eljárás bitfolyam dekódolására és kódolására
EP2924995B1 (en) * 2010-07-09 2018-09-12 Samsung Electronics Co., Ltd Method for decoding video by using block merging
US9485517B2 (en) * 2011-04-20 2016-11-01 Qualcomm Incorporated Motion vector prediction with motion vectors from multiple views in multi-view video coding
EP2597872A3 (en) * 2011-11-23 2013-12-25 Humax Co., Ltd. Methods for encoding/decoding of video using common merging candidate set of asymmetric partitions
JP5942818B2 (ja) * 2012-11-28 2016-06-29 株式会社Ｊｖｃケンウッド 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム
US9554150B2 (en) * 2013-09-20 2017-01-24 Qualcomm Incorporated Combined bi-predictive merging candidates for 3D video coding
US10356432B2 (en) * 2015-09-14 2019-07-16 Qualcomm Incorporated Palette predictor initialization and merge for video coding
US10721489B2 (en) * 2016-09-06 2020-07-21 Qualcomm Incorporated Geometry-based priority for the construction of candidate lists
US12256062B2 (en) * 2018-03-14 2025-03-18 Lx Semicon Co., Ltd. Method and device for encoding/decoding image and recording medium having bitstream stored thereon
CN112602324B (zh) * 2018-06-22 2024-07-23 Op方案有限责任公司 块水平几何划分
GB2580084B (en) * 2018-12-20 2022-12-28 Canon Kk Video coding and decoding
US10742972B1 (en) * 2019-03-08 2020-08-11 Tencent America LLC Merge list construction in triangular prediction
EP3959883A4 (en) 2019-04-25 2022-07-20 OP Solutions, LLC GLOBAL MOTION RESTRICTED MOTION VECTOR IN INTERPREDICTION
US11496755B2 (en) 2019-12-28 2022-11-08 Tencent America LLC Method and apparatus for video coding
JP2023508020A (ja) 2019-12-30 2023-02-28 インターデジタル ブイシー ホールディングス フランス マージモード、適応動きベクトル正確度、及び変換スキップ構文
WO2021141477A1 (ko) 2020-01-12 2021-07-15 엘지전자 주식회사 머지 후보들의 최대 개수 정보를 포함하는 시퀀스 파라미터 세트를 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
KR102865996B1 (ko) 2020-01-12 2025-09-26 후아웨이 테크놀러지 컴퍼니 리미티드 비-직사각형 병합 모드로 가중 예측을 하모나이징하는 방법 및 장치

Also Published As

Publication number Publication date
WO2021045659A2 (en) 2021-03-11
WO2021045659A9 (en) 2021-06-03
KR20220123715A (ko) 2022-09-08
MX2022008643A (es) 2022-10-18
CN115996296B (zh) 2024-06-04
WO2021045659A3 (en) 2021-07-15
AU2021201606A1 (en) 2022-08-11
BR112022013939A2 (pt) 2022-10-04
CN114846795A (zh) 2022-08-02
US20220368930A1 (en) 2022-11-17
EP4078967A4 (en) 2023-01-25
CN118945378A (zh) 2024-11-12
KR102861775B1 (ko) 2025-09-17
JP7577749B2 (ja) 2024-11-05
MX2025013085A (es) 2025-12-01
AU2021201606B2 (en) 2026-08-13
IL294755B1 (en) 2025-11-01
JP7817345B2 (ja) 2026-02-18
CN115996296A (zh) 2023-04-21
CN118524226A (zh) 2024-08-20
KR20250139891A (ko) 2025-09-23
JP2025028830A (ja) 2025-03-05
CN118250472A (zh) 2024-06-25
CN114846795B (zh) 2024-04-12
JP2026086555A (ja) 2026-05-26
EP4078967A2 (en) 2022-10-26
IL294755B2 (en) 2026-03-01
IL294755A (en) 2022-09-01
JP2023511276A (ja) 2023-03-17
ZA202208698B (en) 2023-08-30

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