GB2589932A - Video encoding and video decoding - Google Patents

Video encoding and video decoding Download PDF

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Publication number
GB2589932A
GB2589932A GB1918431.6A GB201918431A GB2589932A GB 2589932 A GB2589932 A GB 2589932A GB 201918431 A GB201918431 A GB 201918431A GB 2589932 A GB2589932 A GB 2589932A
Authority
GB
United Kingdom
Prior art keywords
prediction
block
accordance
picture
operable
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
GB1918431.6A
Other languages
English (en)
Other versions
GB201918431D0 (en
Inventor
Blasi Saverio
Seixas Dias Andre
Kulupana Gosala
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.)
British Broadcasting Corp
Original Assignee
British Broadcasting Corp
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 British Broadcasting Corp filed Critical British Broadcasting Corp
Priority to GB1918431.6A priority Critical patent/GB2589932A/en
Publication of GB201918431D0 publication Critical patent/GB201918431D0/en
Priority to CN202080086358.4A priority patent/CN114868385A/zh
Priority to EP20780738.9A priority patent/EP4074031A1/fr
Priority to PCT/EP2020/077607 priority patent/WO2021115657A1/fr
Publication of GB2589932A publication Critical patent/GB2589932A/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
    • H04N19/105—Selection 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
    • 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
    • H04N19/50—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
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1918431.6A 2019-12-13 2019-12-13 Video encoding and video decoding Pending GB2589932A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1918431.6A GB2589932A (en) 2019-12-13 2019-12-13 Video encoding and video decoding
CN202080086358.4A CN114868385A (zh) 2019-12-13 2020-10-01 视频编码和视频解码
EP20780738.9A EP4074031A1 (fr) 2019-12-13 2020-10-01 Codage vidéo et décodage vidéo
PCT/EP2020/077607 WO2021115657A1 (fr) 2019-12-13 2020-10-01 Codage vidéo et décodage vidéo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1918431.6A GB2589932A (en) 2019-12-13 2019-12-13 Video encoding and video decoding

Publications (2)

Publication Number Publication Date
GB201918431D0 GB201918431D0 (en) 2020-01-29
GB2589932A true GB2589932A (en) 2021-06-16

Family

ID=69186637

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1918431.6A Pending GB2589932A (en) 2019-12-13 2019-12-13 Video encoding and video decoding

Country Status (4)

Country Link
EP (1) EP4074031A1 (fr)
CN (1) CN114868385A (fr)
GB (1) GB2589932A (fr)
WO (1) WO2021115657A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111951189B (zh) * 2020-08-13 2022-05-06 神思电子技术股份有限公司 一种多尺度纹理随机化的数据增强方法
WO2023197183A1 (fr) * 2022-04-12 2023-10-19 Oppo广东移动通信有限公司 Procédé et appareil de codage vidéo, procédé et appareil de décodage vidéo, et dispositif, système et support d'enregistrement

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9609343B1 (en) * 2013-12-20 2017-03-28 Google Inc. Video coding using compound prediction
WO2019029560A1 (fr) * 2017-08-08 2019-02-14 Mediatek Inc. Prédiction de fusion intra

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9609343B1 (en) * 2013-12-20 2017-03-28 Google Inc. Video coding using compound prediction
WO2019029560A1 (fr) * 2017-08-08 2019-02-14 Mediatek Inc. Prédiction de fusion intra

Non-Patent Citations (8)

* Cited by examiner, † Cited by third party
Title
BLASI S ET AL: "CE4-6: Combination of geometric partitioning and CIIP", no. JVET-Q0078, 24 December 2019 (2019-12-24), XP030222513, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0078-v1.zip JVET-Q0078.docx> [retrieved on 20191224] *
BLASI S ET AL: "Non-CE4: CIIP using triangular partitions", no. JVET-O0522, 10 July 2019 (2019-07-10), XP030219808, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0522-v4.zip JVET-O0522-v4.docx> [retrieved on 20190710] *
CHEN YUE ET AL: "Joint inter-intra prediction based on mode-variant and edge-directed weighting approaches in video coding", 2014 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP), IEEE, 4 May 2014 (2014-05-04), pages 7372 - 7376, XP032617571, DOI: 10.1109/ICASSP.2014.6855032 *
ESENLIK (HUAWEI) S ET AL: "Non-CE4: Geometrical partitioning for inter blocks", no. JVET-O0489, 7 July 2019 (2019-07-07), 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] *
GAO (HUAWEI) H ET AL: "CE4: CE4-1.1, CE4-1.2 and CE4-1.14: Geometric Merge Mode (GEO)", no. m50014, 17 September 2019 (2019-09-17), XP030205868, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/128_Geneva/wg11/m50014-JVET-P0068-v1-JVET-P0068_v1.zip JVET-P0068_v1.docx> [retrieved on 20190917] *
HAGAI: "Intra Prediction for Improved MB Pred Modes", 2. JVT MEETING; 29-01-2002 - 01-02-2002; GENEVA, CH; (JOINT VIDEO TEAMOF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ),, no. JVT-B059, 1 February 2002 (2002-02-01), XP030005059 *
R-L LIAO (ALIBABA-INC) ET AL: "CE4-related: Unification of triangle partition mode and geometric merge mode", no. JVET-P0305, 29 September 2019 (2019-09-29), XP030216883, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P0305-v2.zip JVET-P0305-v2.docx> [retrieved on 20190929] *
R-L LIAO (PANASONIC) ET AL: "CE10.3.1.b: Triangular prediction unit mode", no. JVET-L0124, 1 November 2018 (2018-11-01), XP030251919, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0124-v6.zip JVET-L0124-v2.doc> [retrieved on 20181101] *

Also Published As

Publication number Publication date
EP4074031A1 (fr) 2022-10-19
GB201918431D0 (en) 2020-01-29
WO2021115657A1 (fr) 2021-06-17
CN114868385A (zh) 2022-08-05

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