JPWO2021045147A1 - - Google Patents

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Publication number
JPWO2021045147A1
JPWO2021045147A1 JP2021544024A JP2021544024A JPWO2021045147A1 JP WO2021045147 A1 JPWO2021045147 A1 JP WO2021045147A1 JP 2021544024 A JP2021544024 A JP 2021544024A JP 2021544024 A JP2021544024 A JP 2021544024A JP WO2021045147 A1 JPWO2021045147 A1 JP WO2021045147A1
Authority
JP
Japan
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.)
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Application number
JP2021544024A
Other languages
Japanese (ja)
Other versions
JP7734584B2 (ja
JPWO2021045147A5 (ja
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Publication date
Application filed filed Critical
Publication of JPWO2021045147A1 publication Critical patent/JPWO2021045147A1/ja
Publication of JPWO2021045147A5 publication Critical patent/JPWO2021045147A5/ja
Priority to JP2025096911A priority Critical patent/JP2025123281A/ja
Application granted granted Critical
Publication of JP7734584B2 publication Critical patent/JP7734584B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/90—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

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)
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)

Application Number Title Priority Date Filing Date
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)

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

Family

ID=74853207

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2021544024A Active JP7734584B2 (ja) 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
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

Family Applications After (1)

Application Number Title Priority Date Filing Date
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

Country Status (4)

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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2019007493A1 (en) * 2017-07-04 2019-01-10 Huawei Technologies Co., Ltd. ENHANCEMENT OF FORCED LIMIT PARTITION
WO2020185892A1 (en) * 2019-03-11 2020-09-17 Futurewei Technologies, Inc. Sub-picture configuration signaling in video coding

Family Cites Families (5)

* 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
EP3422724B1 (en) * 2017-06-26 2024-05-01 Nokia Technologies Oy An apparatus, a method and a computer program for omnidirectional video
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2019007493A1 (en) * 2017-07-04 2019-01-10 Huawei Technologies Co., Ltd. ENHANCEMENT OF FORCED LIMIT PARTITION
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
JP7734584B2 (ja) 2025-09-05
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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