JP3978810B2 - 符号化方法およびこれを使用した符号化装置 - Google Patents

符号化方法およびこれを使用した符号化装置 Download PDF

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Publication number
JP3978810B2
JP3978810B2 JP13890697A JP13890697A JP3978810B2 JP 3978810 B2 JP3978810 B2 JP 3978810B2 JP 13890697 A JP13890697 A JP 13890697A JP 13890697 A JP13890697 A JP 13890697A JP 3978810 B2 JP3978810 B2 JP 3978810B2
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code amount
target code
value
encoding
fixed
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JP13890697A
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Japanese (ja)
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JPH10336652A5 (enExample
JPH10336652A (ja
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貢 小林
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Sony Corp
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Sony Corp
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Priority to JP13890697A priority Critical patent/JP3978810B2/ja
Priority to PCT/JP1998/002245 priority patent/WO1998054904A1/ja
Publication of JPH10336652A publication Critical patent/JPH10336652A/ja
Priority to US09/237,697 priority patent/US6023297A/en
Publication of JPH10336652A5 publication Critical patent/JPH10336652A5/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
    • 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
    • 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
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/527—Global motion vector estimation
    • 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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
JP13890697A 1997-05-28 1997-05-28 符号化方法およびこれを使用した符号化装置 Expired - Lifetime JP3978810B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP13890697A JP3978810B2 (ja) 1997-05-28 1997-05-28 符号化方法およびこれを使用した符号化装置
PCT/JP1998/002245 WO1998054904A1 (fr) 1997-05-28 1998-05-22 Procede de codage et dispositif de codage utilisant ledit procede
US09/237,697 US6023297A (en) 1997-05-28 1999-01-26 Encoding method and encoder using it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13890697A JP3978810B2 (ja) 1997-05-28 1997-05-28 符号化方法およびこれを使用した符号化装置

Publications (3)

Publication Number Publication Date
JPH10336652A JPH10336652A (ja) 1998-12-18
JPH10336652A5 JPH10336652A5 (enExample) 2005-03-17
JP3978810B2 true JP3978810B2 (ja) 2007-09-19

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JP13890697A Expired - Lifetime JP3978810B2 (ja) 1997-05-28 1997-05-28 符号化方法およびこれを使用した符号化装置

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US (1) US6023297A (enExample)
JP (1) JP3978810B2 (enExample)
WO (1) WO1998054904A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6904227B1 (en) 1999-02-15 2005-06-07 Nec Corporation Device and method for editing video and/or audio data recorded in a disc storage medium
US8374237B2 (en) 2001-03-02 2013-02-12 Dolby Laboratories Licensing Corporation High precision encoding and decoding of video images
US7003167B2 (en) * 2001-11-01 2006-02-21 Hewlett-Packard Development Company, L.P. Single-pass guaranteed-fit data compression using rate feedback
US7751633B1 (en) 2006-08-31 2010-07-06 Hewlett-Packard Development Company, L.P. Method for compressing an image
JP4569840B2 (ja) * 2007-09-12 2010-10-27 ソニー株式会社 画像符号化装置、画像符号化方法
RU2479935C2 (ru) * 2008-06-27 2013-04-20 Сони Корпорейшн Устройство для обработки изображения и способ обработки изображения
JP5472106B2 (ja) * 2008-06-27 2014-04-16 ソニー株式会社 画像処理装置及び画像処理方法
CN107749989B (zh) * 2017-10-17 2019-11-05 西安万像电子科技有限公司 图像的编码方法和装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2952000B2 (ja) * 1990-04-19 1999-09-20 オリンパス光学工業株式会社 画像データの符号化装置および符号化方法
US5291282A (en) * 1990-04-19 1994-03-01 Olympus Optical Co., Ltd. Image data coding apparatus and method capable of controlling amount of codes
JP3143487B2 (ja) * 1991-04-17 2001-03-07 キヤノン株式会社 画像処理装置
JP3187852B2 (ja) * 1991-02-08 2001-07-16 ソニー株式会社 高能率符号化方法
JPH05236465A (ja) * 1992-02-24 1993-09-10 Sony Corp ビデオ信号の伝送方法
JP2734905B2 (ja) * 1992-10-07 1998-04-02 日本電気株式会社 画像符号化装置
JP2968666B2 (ja) * 1993-06-10 1999-10-25 日本電気株式会社 画像符号化方法および装置
JPH07203430A (ja) * 1993-12-28 1995-08-04 Sharp Corp 画像符号化装置
JPH07312754A (ja) * 1994-05-19 1995-11-28 Mitsubishi Electric Corp 動画像符号化装置
JP3050047B2 (ja) * 1994-06-24 2000-06-05 日本ビクター株式会社 動画像符号化装置及び動画像符号化方法
JP3543412B2 (ja) * 1995-04-05 2004-07-14 富士ゼロックス株式会社 画像符号化装置
JP2907063B2 (ja) * 1995-05-24 1999-06-21 日本ビクター株式会社 総符号量制御を行なう動画像符号化装置
JPH0965332A (ja) * 1995-08-23 1997-03-07 Sony Corp 画像符号化装置とその方法
US5926222A (en) * 1995-09-28 1999-07-20 Intel Corporation Bitrate estimator for selecting quantization levels for image encoding
JPH09107293A (ja) * 1995-10-12 1997-04-22 Casio Comput Co Ltd 符号量制御方法、及びその装置
JPH09120802A (ja) * 1995-10-26 1997-05-06 Toshiba Battery Co Ltd マンガン乾電池

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Publication number Publication date
WO1998054904A1 (fr) 1998-12-03
JPH10336652A (ja) 1998-12-18
US6023297A (en) 2000-02-08

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