EP3915251A4 - SIZE DEPENDENT INTERCODING - Google Patents

SIZE DEPENDENT INTERCODING Download PDF

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Publication number
EP3915251A4
EP3915251A4 EP20766860.9A EP20766860A EP3915251A4 EP 3915251 A4 EP3915251 A4 EP 3915251A4 EP 20766860 A EP20766860 A EP 20766860A EP 3915251 A4 EP3915251 A4 EP 3915251A4
Authority
EP
European Patent Office
Prior art keywords
inter coding
size dependent
dependent inter
size
coding
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
EP20766860.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3915251A1 (en
Inventor
Kai Zhang
Li Zhang
Hongbin Liu
Jizheng Xu
Yue Wang
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.)
Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
Original Assignee
Beijing ByteDance Network Technology Co Ltd
ByteDance 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 Beijing ByteDance Network Technology Co Ltd, ByteDance Inc filed Critical Beijing ByteDance Network Technology Co Ltd
Priority claimed from PCT/CN2020/078108 external-priority patent/WO2020177756A1/en
Publication of EP3915251A1 publication Critical patent/EP3915251A1/en
Publication of EP3915251A4 publication Critical patent/EP3915251A4/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
    • H04N19/10—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/50—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
    • H04N19/70—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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP20766860.9A 2019-03-06 2020-03-06 SIZE DEPENDENT INTERCODING Pending EP3915251A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2019077179 2019-03-06
PCT/CN2020/078108 WO2020177756A1 (en) 2019-03-06 2020-03-06 Size dependent inter coding

Publications (2)

Publication Number Publication Date
EP3915251A1 EP3915251A1 (en) 2021-12-01
EP3915251A4 true EP3915251A4 (en) 2022-03-16

Family

ID=78124310

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20766860.9A Pending EP3915251A4 (en) 2019-03-06 2020-03-06 SIZE DEPENDENT INTERCODING

Country Status (4)

Country Link
EP (1) EP3915251A4 (ko)
JP (1) JP7192145B2 (ko)
KR (1) KR20210131347A (ko)
CN (1) CN113545038B (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210153738A (ko) 2019-06-14 2021-12-17 엘지전자 주식회사 예측 샘플을 생성하기 위한 가중치 인덱스 정보를 도출하는 영상 디코딩 방법 및 그 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015192353A1 (en) * 2014-06-19 2015-12-23 Microsoft Technology Licensing, Llc Unified intra block copy and inter prediction modes
US20180295385A1 (en) * 2015-06-10 2018-10-11 Samsung Electronics Co., Ltd. Method and apparatus for encoding or decoding image using syntax signaling for adaptive weight prediction

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2013111596A1 (ja) 2012-01-26 2015-05-11 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 動画像符号化方法および動画像符号化装置
US9591312B2 (en) 2012-04-17 2017-03-07 Texas Instruments Incorporated Memory bandwidth reduction for motion compensation in video coding
WO2015056719A1 (ja) * 2013-10-16 2015-04-23 シャープ株式会社 画像復号装置、画像符号化装置
US10327001B2 (en) * 2014-06-19 2019-06-18 Qualcomm Incorporated Systems and methods for intra-block copy
US9918105B2 (en) * 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
US10200713B2 (en) * 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
CN107852490B (zh) * 2015-07-27 2021-01-26 联发科技股份有限公司 一种视频编解码方法及系统
EP3301920A1 (en) * 2016-09-30 2018-04-04 Thomson Licensing Method and apparatus for coding/decoding omnidirectional video

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015192353A1 (en) * 2014-06-19 2015-12-23 Microsoft Technology Licensing, Llc Unified intra block copy and inter prediction modes
US20180295385A1 (en) * 2015-06-10 2018-10-11 Samsung Electronics Co., Ltd. Method and apparatus for encoding or decoding image using syntax signaling for adaptive weight prediction

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
GARY J. SULLIVAN ET AL: "Overview of the High Efficiency Video Coding (HEVC) Standard", IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, vol. 22, no. 12, 1 December 2012 (2012-12-01), USA, pages 1649 - 1668, XP055388661, ISSN: 1051-8215, DOI: 10.1109/TCSVT.2012.2221191 *
LI (PANASONIC) J ET AL: "AHG5: Reduction of worst case memory bandwidth", no. JVET-L0122, 5 October 2018 (2018-10-05), XP030194935, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0122-v2.zip JVET-L0122.pdf> [retrieved on 20181005] *

Also Published As

Publication number Publication date
JP2022522149A (ja) 2022-04-14
CN113545038B (zh) 2023-10-24
CN113545038A (zh) 2021-10-22
KR20210131347A (ko) 2021-11-02
JP7192145B2 (ja) 2022-12-19
EP3915251A1 (en) 2021-12-01

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