EP4078949A4 - Procédé et appareil de filtrage avec dégroupage entre limites de blocs prédits à l'aide d'une prédiction pondérée et de modes de fusion non rectangulaires - Google Patents

Procédé et appareil de filtrage avec dégroupage entre limites de blocs prédits à l'aide d'une prédiction pondérée et de modes de fusion non rectangulaires Download PDF

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Publication number
EP4078949A4
EP4078949A4 EP19958327.9A EP19958327A EP4078949A4 EP 4078949 A4 EP4078949 A4 EP 4078949A4 EP 19958327 A EP19958327 A EP 19958327A EP 4078949 A4 EP4078949 A4 EP 4078949A4
Authority
EP
European Patent Office
Prior art keywords
boundaries
deblocking filtering
weighted prediction
merge modes
blocks predicted
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
EP19958327.9A
Other languages
German (de)
English (en)
Other versions
EP4078949A1 (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 EP4078949A1 publication Critical patent/EP4078949A1/fr
Publication of EP4078949A4 publication Critical patent/EP4078949A4/fr
Pending legal-status Critical Current

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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
    • H04N19/169—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
    • H04N19/102—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/134—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP19958327.9A 2019-12-31 2019-12-31 Procédé et appareil de filtrage avec dégroupage entre limites de blocs prédits à l'aide d'une prédiction pondérée et de modes de fusion non rectangulaires Pending EP4078949A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/130288 WO2021134393A1 (fr) 2019-12-31 2019-12-31 Procédé et appareil de filtrage avec dégroupage entre limites de blocs prédits à l'aide d'une prédiction pondérée et de modes de fusion non rectangulaires

Publications (2)

Publication Number Publication Date
EP4078949A1 EP4078949A1 (fr) 2022-10-26
EP4078949A4 true EP4078949A4 (fr) 2023-03-29

Family

ID=76685831

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19958327.9A Pending EP4078949A4 (fr) 2019-12-31 2019-12-31 Procédé et appareil de filtrage avec dégroupage entre limites de blocs prédits à l'aide d'une prédiction pondérée et de modes de fusion non rectangulaires

Country Status (2)

Country Link
EP (1) EP4078949A4 (fr)
WO (1) WO2021134393A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019195215A1 (fr) * 2018-04-02 2019-10-10 Qualcomm Incorporated Filtre de dégroupage pour un codage et un traitement vidéo

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR092786A1 (es) * 2012-01-09 2015-05-06 Jang Min Metodos para eliminar artefactos de bloque
US20180091812A1 (en) * 2016-09-23 2018-03-29 Apple Inc. Video compression system providing selection of deblocking filters parameters based on bit-depth of video data
KR20200038943A (ko) * 2017-08-22 2020-04-14 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 이미지 인코더, 이미지 디코더, 이미지 인코딩 방법 및 이미지 디코딩 방법

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019195215A1 (fr) * 2018-04-02 2019-10-10 Qualcomm Incorporated Filtre de dégroupage pour un codage et un traitement vidéo

Non-Patent Citations (8)

* Cited by examiner, † Cited by third party
Title
BORDES (TECHNICOLOR) P: "Weighted Prediction", 6. JCT-VC MEETING; 97. MPEG MEETING; 14-7-2011 - 22-7-2011; TORINO; (JOINT COLLABORATIVE TEAM ON VIDEO CODING OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ); URL: HTTP://WFTP3.ITU.INT/AV-ARCH/JCTVC-SITE/,, no. JCTVC-F265, 30 June 2011 (2011-06-30), XP030009288 *
C-M TSAI ET AL: "CE5-related: Deblocking considering prediction weights in BCW and TPM", no. JVET-P0161 ; m50120, 1 October 2019 (2019-10-01), XP030216424, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P0161-v2.zip JVET-P0161-v2.docx> [retrieved on 20191001] *
C-M TSAI ET AL: "CE5-related: Deblocking considering prediction weights in BCW and TPM", no. JVET-P0161 ; m50120, 1 October 2019 (2019-10-01), XP030216427, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P0161-v2.zip JVET-P0161_Spec_Method2.docx> [retrieved on 20191001] *
ESENLIK (HUAWEI) S ET AL: "Non-CE4: Geometrical partitioning for inter blocks", no. JVET-O0489-v4; JVET-O0489 ; m48614, 7 July 2019 (2019-07-07), pages 1 - 9, XP030219723, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0489-v4.zip JVET-O0489_v4.docx> [retrieved on 20190707] *
LIU H ET AL: "Local Illumination Compensation", 52. VCEG MEETING; 19-6-2015 - 26-6-2015; WARSAW; (VIDEO CODING EXPERTS GROUP OF ITU-T SG.16),, no. VCEG-AZ06_r1, 25 June 2015 (2015-06-25), XP030003884 *
MENG X W ET AL: "CE1-2: Deblocking for TPM (Triangular Partition Mode)", no. JVET-Q0084 ; m51673, 24 December 2019 (2019-12-24), XP030222527, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0084-v1.zip JVET-Q0084-v1/JVET-P2001-vE-Q0084-draft.docx> [retrieved on 20191224] *
MENG X W ET AL: "CE1-2: Deblocking for TPM (Triangular Partition Mode)", no. JVET-Q0084 ; m51673, 24 December 2019 (2019-12-24), XP030222528, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0084-v1.zip JVET-Q0084-v1/JVET-Q0084-v1.docx> [retrieved on 20191224] *
See also references of WO2021134393A1 *

Also Published As

Publication number Publication date
EP4078949A1 (fr) 2022-10-26
WO2021134393A1 (fr) 2021-07-08

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