JP5282692B2 - 画像符号化装置と画像符号化方法 - Google Patents

画像符号化装置と画像符号化方法 Download PDF

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JP5282692B2
JP5282692B2 JP2009173907A JP2009173907A JP5282692B2 JP 5282692 B2 JP5282692 B2 JP 5282692B2 JP 2009173907 A JP2009173907 A JP 2009173907A JP 2009173907 A JP2009173907 A JP 2009173907A JP 5282692 B2 JP5282692 B2 JP 5282692B2
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code amount
picture
unit
encoding
quantization
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JP2011029953A (ja
JP2011029953A5 (https=
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恭平 小藪
孝明 渕江
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Sony Corp
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Sony Corp
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Priority to JP2009173907A priority Critical patent/JP5282692B2/ja
Priority to EP20100168912 priority patent/EP2282545A1/en
Priority to CN2010102339055A priority patent/CN101969554B/zh
Priority to US12/840,739 priority patent/US8483494B2/en
Publication of JP2011029953A publication Critical patent/JP2011029953A/ja
Publication of JP2011029953A5 publication Critical patent/JP2011029953A5/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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output 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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/177—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 group of pictures [GOP]
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • H04N19/194—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive involving only two passes
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2009173907A 2009-07-27 2009-07-27 画像符号化装置と画像符号化方法 Expired - Fee Related JP5282692B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009173907A JP5282692B2 (ja) 2009-07-27 2009-07-27 画像符号化装置と画像符号化方法
EP20100168912 EP2282545A1 (en) 2009-07-27 2010-07-08 Image encoding device and image encoding method
CN2010102339055A CN101969554B (zh) 2009-07-27 2010-07-20 图像编码装置和图像编码方法
US12/840,739 US8483494B2 (en) 2009-07-27 2010-07-21 Image encoding device and image encoding method

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Application Number Priority Date Filing Date Title
JP2009173907A JP5282692B2 (ja) 2009-07-27 2009-07-27 画像符号化装置と画像符号化方法

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JP2011029953A JP2011029953A (ja) 2011-02-10
JP2011029953A5 JP2011029953A5 (https=) 2012-08-23
JP5282692B2 true JP5282692B2 (ja) 2013-09-04

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US (1) US8483494B2 (https=)
EP (1) EP2282545A1 (https=)
JP (1) JP5282692B2 (https=)
CN (1) CN101969554B (https=)

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* Cited by examiner, † Cited by third party
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JP2011029954A (ja) * 2009-07-27 2011-02-10 Sony Corp 画像符号化装置と画像符号化方法
JP5484083B2 (ja) * 2010-01-14 2014-05-07 株式会社メガチップス 画像処理装置
JP6056124B2 (ja) * 2011-09-05 2017-01-11 富士ゼロックス株式会社 画像処理装置及び画像処理プログラム
JP5900163B2 (ja) * 2012-05-30 2016-04-06 ソニー株式会社 画像処理装置、画像処理方法およびプログラム
KR102179087B1 (ko) * 2012-06-29 2020-11-18 벨로스 미디어 인터내셔널 리미티드 복호 장치 및 복호 방법
JP5947641B2 (ja) * 2012-07-06 2016-07-06 キヤノン株式会社 動画像符号化装置及びその制御方法、コンピュータプログラム
US10496975B2 (en) * 2014-07-23 2019-12-03 Square, Inc. Point of sale system with secure and unsecure modes
CN106416247A (zh) * 2015-12-25 2017-02-15 王晓光 视频软件的编码方法及系统
EP3324628B1 (en) 2016-11-18 2021-12-29 Axis AB Method and encoder system for encoding video
CN107295353B (zh) * 2017-08-15 2019-12-31 电子科技大学 视频编码参考块滤波方法
CN109819252B (zh) * 2019-03-20 2021-05-18 福州大学 一种不依赖gop结构的量化参数级联方法
JP7001668B2 (ja) * 2019-12-26 2022-01-19 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN112422964B (zh) * 2020-10-30 2024-05-17 西安万像电子科技有限公司 一种渐进式编码方法及装置
CN116347111A (zh) * 2023-02-14 2023-06-27 北京奇艺世纪科技有限公司 视频对齐方法、视频编码方法、装置及存储介质

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JPH08214313A (ja) * 1995-02-01 1996-08-20 Sony Corp 映像装置
WO1996028937A1 (fr) 1995-03-09 1996-09-19 Sony Corporation Methode et dispositif de codage de signaux-images
CN1097957C (zh) * 1996-07-03 2003-01-01 摩托罗拉公司 用于基于边界的自适应熵编码/解码的方法和装置
US6163573A (en) * 1996-12-12 2000-12-19 Sony Corporation Equipment and method for compressing picture data
JP4114210B2 (ja) * 1996-12-12 2008-07-09 ソニー株式会社 映像データ圧縮装置およびその方法
GB2347039A (en) * 1999-02-19 2000-08-23 Nds Ltd Estimating encoding parameters
US6567554B1 (en) * 1999-03-12 2003-05-20 Victor Company Of Japan, Limited Data coding method and apparatus therefor
JP3951839B2 (ja) * 2002-07-15 2007-08-01 ソニー株式会社 画像データ再生装置及び方法
JP2005080301A (ja) * 2003-09-01 2005-03-24 Matsushita Electric Ind Co Ltd 動画像符号化方法および動画像復号化方法
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EP2282545A1 (en) 2011-02-09
JP2011029953A (ja) 2011-02-10
CN101969554B (zh) 2013-06-19
US8483494B2 (en) 2013-07-09
US20110019930A1 (en) 2011-01-27
CN101969554A (zh) 2011-02-09

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