JP7309676B2 - ビデオ符号化方法およびそのような方法を実行するように構成されたビデオエンコーダ - Google Patents

ビデオ符号化方法およびそのような方法を実行するように構成されたビデオエンコーダ Download PDF

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JP7309676B2
JP7309676B2 JP2020168804A JP2020168804A JP7309676B2 JP 7309676 B2 JP7309676 B2 JP 7309676B2 JP 2020168804 A JP2020168804 A JP 2020168804A JP 2020168804 A JP2020168804 A JP 2020168804A JP 7309676 B2 JP7309676 B2 JP 7309676B2
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refresh
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JP2021078109A (ja
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ヴィクトル エドパルム，
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アクシス アーベー
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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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/114—Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames
    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/50—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2020168804A 2019-10-16 2020-10-06 ビデオ符号化方法およびそのような方法を実行するように構成されたビデオエンコーダ Active JP7309676B2 (ja)

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EP19203656.4A EP3809700B1 (en) 2019-10-16 2019-10-16 Periodic intra refresh pattern for video encoding
EP19203656 2019-10-16

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JP2021078109A JP2021078109A (ja) 2021-05-20
JP2021078109A5 JP2021078109A5 (enExample) 2022-01-11
JP7309676B2 true JP7309676B2 (ja) 2023-07-18

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US (1) US11153561B2 (enExample)
EP (1) EP3809700B1 (enExample)
JP (1) JP7309676B2 (enExample)
CN (1) CN112672148B (enExample)

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Publication number Priority date Publication date Assignee Title
CN115134629B (zh) * 2022-05-23 2023-10-31 阿里巴巴（中国）有限公司 视频传输方法、系统、设备及存储介质

Citations (2)

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JP2009518981A (ja) 2005-12-08 2009-05-07 ヴィドヨ，インコーポレーテッド ビデオ通信システムでのエラー回復力およびランダムアクセスのためのシステムおよび方法
WO2010069427A1 (en) 2008-12-19 2010-06-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method and encoder for providing a tune- in stream for an encoded video stream and method and decoder for tuning into an encoded video stream

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JP3905969B2 (ja) * 1998-01-30 2007-04-18 株式会社東芝 動画像符号化装置および動画像符号化方法
JP2002010270A (ja) * 2000-06-27 2002-01-11 Mitsubishi Electric Corp 画像符号化装置及び画像符号化方法
US8948266B2 (en) * 2004-10-12 2015-02-03 Qualcomm Incorporated Adaptive intra-refresh for digital video encoding
JP4649615B2 (ja) 2006-02-16 2011-03-16 国立大学法人三重大学 映像符号化、復号化装置および映像符号化、復号化方法、並びにそれらのプログラム
US8254469B2 (en) * 2008-05-07 2012-08-28 Kiu Sha Management Liability Company Error concealment for frame loss in multiple description coding
CN101621685B (zh) * 2008-07-04 2011-06-15 株式会社日立制作所 编码装置和编码方法
JP2011205465A (ja) * 2010-03-26 2011-10-13 Hitachi Consumer Electronics Co Ltd 画像符号化方法および画像符号化装置
US8699571B2 (en) * 2010-10-21 2014-04-15 Motorola Solutions, Inc. Method and apparatus for non-linear decoding of video frames of a video stream encoded using an intra macroblock refresh process
US9930360B2 (en) * 2011-11-08 2018-03-27 Texas Instruments Incorporated Method, system and apparatus for intra-refresh in video signal processing
EP3021579B1 (en) * 2014-11-14 2016-10-12 Axis AB Method and encoder system for encoding video
US20170013274A1 (en) * 2015-07-09 2017-01-12 Microsoft Technology Licensing, Llc Intra-refresh for video streaming
JP2017069866A (ja) * 2015-10-01 2017-04-06 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化用コンピュータプログラム
US20170105010A1 (en) * 2015-10-09 2017-04-13 Microsoft Technology Licensing, Llc Receiver-side modifications for reduced video latency

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009518981A (ja) 2005-12-08 2009-05-07 ヴィドヨ，インコーポレーテッド ビデオ通信システムでのエラー回復力およびランダムアクセスのためのシステムおよび方法
WO2010069427A1 (en) 2008-12-19 2010-06-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method and encoder for providing a tune- in stream for an encoded video stream and method and decoder for tuning into an encoded video stream

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EP3809700B1 (en) 2022-02-16
US11153561B2 (en) 2021-10-19
JP2021078109A (ja) 2021-05-20
US20210120238A1 (en) 2021-04-22
CN112672148A (zh) 2021-04-16
EP3809700A1 (en) 2021-04-21
CN112672148B (zh) 2022-07-15

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