JP7670608B2 - 符号化装置、復号装置、符号化方法および復号方法 - Google Patents

符号化装置、復号装置、符号化方法および復号方法 Download PDF

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JP7670608B2
JP7670608B2 JP2021520863A JP2021520863A JP7670608B2 JP 7670608 B2 JP7670608 B2 JP 7670608B2 JP 2021520863 A JP2021520863 A JP 2021520863A JP 2021520863 A JP2021520863 A JP 2021520863A JP 7670608 B2 JP7670608 B2 JP 7670608B2
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JPWO2020235659A5 (https=
JPWO2020235659A1 (https=
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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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    • 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
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021520863A 2019-05-21 2020-05-21 符号化装置、復号装置、符号化方法および復号方法 Active JP7670608B2 (ja)

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JP2025067941A JP2025105660A (ja) 2019-05-21 2025-04-17 符号化装置、復号装置、符号化方法、復号方法、および非一時的記憶媒体

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US201962850682P 2019-05-21 2019-05-21
US62/850,682 2019-05-21
PCT/JP2020/020204 WO2020235659A1 (ja) 2019-05-21 2020-05-21 符号化装置、復号装置、符号化方法および復号方法

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JP (2) JP7670608B2 (https=)
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CN118450136A (zh) * 2019-05-21 2024-08-06 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和非暂时性的计算机可读取介质

Citations (1)

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WO2013158019A1 (en) 2012-04-16 2013-10-24 Telefonaktiebolaget L M Ericsson (Publ) Fixed tile structure flag indicating parallel processing possibility for a sequence of compressed video

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JPH1174868A (ja) * 1996-09-02 1999-03-16 Toshiba Corp 情報伝送方法およびその方法が適用される情報伝送システムにおける符号化装置／復号化装置、並びに符号化・多重化装置／復号化・逆多重化装置
WO2006038295A1 (ja) * 2004-09-30 2006-04-13 Matsushita Electric Industrial Co., Ltd. 映像復号装置、映像再生装置、映像復号方法、及び映像再生方法
MY182530A (en) * 2012-09-26 2021-01-25 Sun Patent Trust Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
RU2665284C2 (ru) * 2013-03-21 2018-08-28 Сони Корпорейшн Устройство кодирования изображения и способ, и устройство декодирования изображения и способ
US9749642B2 (en) * 2014-01-08 2017-08-29 Microsoft Technology Licensing, Llc Selection of motion vector precision
DE112017006610T5 (de) * 2016-12-27 2019-09-12 Sony Corporation Bildverarbeitungsvorrichtung und Verfahren
WO2019031369A1 (ja) * 2017-08-07 2019-02-14 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
EP4376414A3 (en) * 2018-12-27 2024-07-31 Huawei Technologies Co., Ltd. Tile group signaling in video coding
CN118450136A (zh) * 2019-05-21 2024-08-06 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和非暂时性的计算机可读取介质

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013158019A1 (en) 2012-04-16 2013-10-24 Telefonaktiebolaget L M Ericsson (Publ) Fixed tile structure flag indicating parallel processing possibility for a sequence of compressed video

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Muhammed Coban et al.，Tile entry point signalling，[JCTVC-I0357] (version 2)，Joint Collaborative Team on Video Coding (JCT-VC)，2012年04月30日
Rickard Sjoberg et al.，Tile groups for VVC，[JVET-L0415-v1] (version 1)，Joint Video Experts Team (JVET)，2018年09月25日

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CN113841413B (zh) 2024-06-14
CN118474379A (zh) 2024-08-09
CN118450136A (zh) 2024-08-06
WO2020235659A1 (ja) 2020-11-26
CN118450135A (zh) 2024-08-06
US20240223793A1 (en) 2024-07-04
US20220078462A1 (en) 2022-03-10
JPWO2020235659A1 (https=) 2020-11-26
US12506892B2 (en) 2025-12-23
JP2025105660A (ja) 2025-07-10
CN118450134A (zh) 2024-08-06
CN113841413A (zh) 2021-12-24
US11936893B2 (en) 2024-03-19
US20260075230A1 (en) 2026-03-12
CN118474378A (zh) 2024-08-09

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