JP7734584B2 - 符号化装置、復号装置、符号化方法及び復号方法 - Google Patents

符号化装置、復号装置、符号化方法及び復号方法

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Publication number
JP7734584B2
JP7734584B2 JP2021544024A JP2021544024A JP7734584B2 JP 7734584 B2 JP7734584 B2 JP 7734584B2 JP 2021544024 A JP2021544024 A JP 2021544024A JP 2021544024 A JP2021544024 A JP 2021544024A JP 7734584 B2 JP7734584 B2 JP 7734584B2
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block
picture
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Japanese (ja)
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JPWO2021045147A1 (https=
JPWO2021045147A5 (ja
Inventor
ジン ヤ リ
チョン スン リム
ハン ブン テオ
チェ ウェイ クオ
ハイ ウェイ スン
チュ トン ワン
清史 安倍
孝啓 西
正真 遠間
祐介 加藤
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Panasonic Intellectual Property Corp of America
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Panasonic Intellectual Property Corp of America
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Priority to JP2025096911A priority Critical patent/JP2025123281A/ja
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    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • 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
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/186—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
    • H04N19/70—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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • 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)
JP2021544024A 2019-09-06 2020-09-03 符号化装置、復号装置、符号化方法及び復号方法 Active JP7734584B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025096911A JP2025123281A (ja) 2019-09-06 2025-06-10 符号化装置、復号装置、符号化方法及び復号方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962896904P 2019-09-06 2019-09-06
US62/896,904 2019-09-06
PCT/JP2020/033414 WO2021045147A1 (ja) 2019-09-06 2020-09-03 符号化装置、復号装置、符号化方法、および復号方法

Related Child Applications (1)

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JP2025096911A Division JP2025123281A (ja) 2019-09-06 2025-06-10 符号化装置、復号装置、符号化方法及び復号方法

Publications (3)

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JPWO2021045147A1 JPWO2021045147A1 (https=) 2021-03-11
JPWO2021045147A5 JPWO2021045147A5 (ja) 2022-05-20
JP7734584B2 true JP7734584B2 (ja) 2025-09-05

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JP2025096911A Pending JP2025123281A (ja) 2019-09-06 2025-06-10 符号化装置、復号装置、符号化方法及び復号方法

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Country Status (4)

Country Link
US (1) US20220264155A1 (https=)
JP (2) JP7734584B2 (https=)
CN (5) CN120956931A (https=)
WO (1) WO2021045147A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020185892A1 (en) 2019-03-11 2020-09-17 Futurewei Technologies, Inc. Sub-picture configuration signaling in video coding

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9491457B2 (en) * 2012-09-28 2016-11-08 Qualcomm Incorporated Signaling of regions of interest and gradual decoding refresh in video coding
JP2017183910A (ja) * 2016-03-29 2017-10-05 富士通株式会社 画像符号化装置及び画像符号化方法
EP3422724B1 (en) * 2017-06-26 2024-05-01 Nokia Technologies Oy An apparatus, a method and a computer program for omnidirectional video
KR102586674B1 (ko) * 2017-07-04 2023-10-06 후아웨이 테크놀러지 컴퍼니 리미티드 경계 강제 파티션에 대한 개선
CN118660160A (zh) * 2018-12-28 2024-09-17 有限公司B1影像技术研究所 对图像进行编码/解码的方法和计算机可读存储介质
EP3970366B1 (en) * 2019-06-14 2025-12-10 Beijing Bytedance Network Technology Co., Ltd. Handling video unit boundaries and virtual boundaries
US11363307B2 (en) * 2019-08-08 2022-06-14 Hfi Innovation Inc. Video coding with subpictures

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020185892A1 (en) 2019-03-11 2020-09-17 Futurewei Technologies, Inc. Sub-picture configuration signaling in video coding

Also Published As

Publication number Publication date
CN120956931A (zh) 2025-11-14
JPWO2021045147A1 (https=) 2021-03-11
WO2021045147A1 (ja) 2021-03-11
JP2025123281A (ja) 2025-08-22
CN114303384B (zh) 2025-09-16
US20220264155A1 (en) 2022-08-18
CN120956930A (zh) 2025-11-14
CN120956929A (zh) 2025-11-14
CN121000888A (zh) 2025-11-21
CN114303384A (zh) 2022-04-08

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