[go: up one dir, main page]

EP4029247A4 - Verfahren und vorrichtung zur harmonisierung einer gewichteten prädiktion und bi-prädiktion mit gewichtung auf codiereinheitsebene - Google Patents

Verfahren und vorrichtung zur harmonisierung einer gewichteten prädiktion und bi-prädiktion mit gewichtung auf codiereinheitsebene Download PDF

Info

Publication number
EP4029247A4
EP4029247A4 EP20822437.8A EP20822437A EP4029247A4 EP 4029247 A4 EP4029247 A4 EP 4029247A4 EP 20822437 A EP20822437 A EP 20822437A EP 4029247 A4 EP4029247 A4 EP 4029247A4
Authority
EP
European Patent Office
Prior art keywords
prediction
harmonizing
coding
unit
level weight
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
EP20822437.8A
Other languages
English (en)
French (fr)
Other versions
EP4029247A2 (de
Inventor
Vasily Alexeevich RUFITSKIY
Alexey Konstantinovich FILIPPOV
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 EP4029247A2 publication Critical patent/EP4029247A2/de
Publication of EP4029247A4 publication Critical patent/EP4029247A4/de
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
    • H04N19/169—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/70—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)
EP20822437.8A 2019-10-07 2020-10-07 Verfahren und vorrichtung zur harmonisierung einer gewichteten prädiktion und bi-prädiktion mit gewichtung auf codiereinheitsebene Pending EP4029247A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962912044P 2019-10-07 2019-10-07
EP2019077256 2019-10-08
PCT/RU2020/050274 WO2020251423A2 (en) 2019-10-07 2020-10-07 Method and apparatus of harmonizing weighted prediction and bi-prediction with coding-unit-level weight

Publications (2)

Publication Number Publication Date
EP4029247A2 EP4029247A2 (de) 2022-07-20
EP4029247A4 true EP4029247A4 (de) 2022-12-07

Family

ID=73786084

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20822437.8A Pending EP4029247A4 (de) 2019-10-07 2020-10-07 Verfahren und vorrichtung zur harmonisierung einer gewichteten prädiktion und bi-prädiktion mit gewichtung auf codiereinheitsebene

Country Status (2)

Country Link
EP (1) EP4029247A4 (de)
WO (1) WO2020251423A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12231647B2 (en) * 2021-11-30 2025-02-18 Tencent America LLC Scene transition detection based encoding methods for BCW

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3672253A1 (de) * 2018-12-21 2020-06-24 InterDigital VC Holdings, Inc. Verfahren und vorrichtung zur bildcodierung und -decodierung
EP3855748A1 (de) * 2018-09-21 2021-07-28 Sharp Kabushiki Kaisha Bilddekodierungsapparat und bildkodierungsapparat

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8731054B2 (en) * 2004-05-04 2014-05-20 Qualcomm Incorporated Method and apparatus for weighted prediction in predictive frames
AU2012276407B2 (en) * 2011-06-28 2016-02-18 Samsung Electronics Co., Ltd. Method and apparatus for image encoding and decoding using intra prediction
WO2013168952A1 (ko) * 2012-05-08 2013-11-14 엘지전자 주식회사 인터 레이어 예측 방법 및 이를 이용하는 장치
US10856001B2 (en) * 2015-02-24 2020-12-01 Lg Electronics Inc. Polygon unit-based image processing method, and device for same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3855748A1 (de) * 2018-09-21 2021-07-28 Sharp Kabushiki Kaisha Bilddekodierungsapparat und bildkodierungsapparat
EP3672253A1 (de) * 2018-12-21 2020-06-24 InterDigital VC Holdings, Inc. Verfahren und vorrichtung zur bildcodierung und -decodierung

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
BENJAMIN BROSS ET AL: "Versatile Video Coding (Draft 5)", no. JVET-N1001-v8; JVET-N1001, 11 June 2019 (2019-06-11), pages 1 - 397, XP030205561, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N1001-v8.zip JVET-N1001-v8.docx> [retrieved on 20190611] *
C-C CHEN (INTERDIGITAL) ET AL: "Generalized bi-prediction for inter coding", no. JVET-C0047, 28 May 2016 (2016-05-28), XP030247211, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/3_Geneva/wg11/JVET-C0047-v2.zip JVET-C0047_r1.docx> [retrieved on 20160528] *
See also references of WO2020251423A2 *

Also Published As

Publication number Publication date
WO2020251423A2 (en) 2020-12-17
EP4029247A2 (de) 2022-07-20
WO2020251423A3 (en) 2021-03-04

Similar Documents

Publication Publication Date Title
EP4032263A4 (de) Verfahren und vorrichtung zum harmonisieren eines dreieckigen verschmelzungsmodus mit gewichteter vorhersage
EP3912341A4 (de) Verfahren und vorrichtung zur komponentenübergreifenden vorhersage
EP4078965A4 (de) Verfahren und vorrichtung zur harmonisierung einer gewichteten vorhersage
EP3822880A4 (de) Verfahren und vorrichtung zur lastvorhersage basierend auf einem neuronalen netzwerk
EP4074563A4 (de) Bahnvorhersageverfahren und zugehörige vorrichtung
SG11202103661XA (en) Inter prediction method and apparatus
EP3850853A4 (de) Verfahren und vorrichtung zur intraframe-vorhersage
SG11202100063YA (en) Inter prediction method and apparatus
EP3866464A4 (de) Bildvorhersageverfahren und -vorrichtung
EP3625963A4 (de) Verfahren und vorrichtung eines intra-interprädiktionsmodus zur videocodierung
EP3792847A4 (de) Bedarfsvorhersagevorrichtung und bedarfsvorhersageverfahren
EP3944623A4 (de) Verfahren und vorrichtung zur dmvr-basierten interprädiktion
EP4022922A4 (de) Verfahren und vorrichtung zur kombinierten intra-inter-vorhersage
EP3955576A4 (de) Verfahren und vorrichtung zur interframe-vorhersage
EP3917141A4 (de) Auf mpm-liste basierendes intraprädiktionsverfahren und -vorrichtung
EP3963884A4 (de) Verfahren und vorrichtung zur lokalen beleuchtungskompensation für interprädiktion
GB201919198D0 (en) Sensor fault prediction method and apparatus
EP3815372A4 (de) Verfahren und vorrichtung zur intraprädiktion
EP3926569A4 (de) Bedarfsvorhersagevorrichtung und bedarfsvorhersageverfahren
EP4022902A4 (de) Harmonischer dreiecksumwandlungsmodus mit gewichteter vorhersage
EP3926953A4 (de) Verfahren und vorrichtung zur interframe-vorhersage
EP3939292A4 (de) Verfahren und vorrichtung zur affinen interprädiktion mit kleinen unterblöcken
EP3874740A4 (de) Anzeigevorrichtung und steuerungsverfahren der anzeigevorrichtung
EP4029253A4 (de) Verfahren und vorrichtung zur harmonisierung einer gewichteten vorhersage mit nichtrechteckigen zusammenführungsmoden
EP4022920A4 (de) Verfahren und vorrichtung zur hochpegelsignalisierung für gewichtete prädiktion

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220411

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20221104

RIC1 Information provided on ipc code assigned before grant

Ipc: H04N 19/70 20140101ALI20221028BHEP

Ipc: H04N 19/577 20140101AFI20221028BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)