DE69813349D1 - Vorrichtung zur Kontrolle der Datenmenge und Kodierer dieselbige anwendend - Google Patents

Vorrichtung zur Kontrolle der Datenmenge und Kodierer dieselbige anwendend

Info

Publication number
DE69813349D1
DE69813349D1 DE69813349T DE69813349T DE69813349D1 DE 69813349 D1 DE69813349 D1 DE 69813349D1 DE 69813349 T DE69813349 T DE 69813349T DE 69813349 T DE69813349 T DE 69813349T DE 69813349 D1 DE69813349 D1 DE 69813349D1
Authority
DE
Germany
Prior art keywords
encoder
controlling
data
amount
same
Prior art date
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.)
Expired - Fee Related
Application number
DE69813349T
Other languages
English (en)
Other versions
DE69813349T2 (de
Inventor
Masaaki Hyodo
Yoichi Fujiwara
Tadao Matsuura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE69813349D1 publication Critical patent/DE69813349D1/de
Publication of DE69813349T2 publication Critical patent/DE69813349T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/124—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
    • H04N19/149—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
    • H04N19/169—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/60—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
    • H04N19/10—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/134—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
    • H04N19/90—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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE1998613349 1997-02-25 1998-02-23 Vorrichtung zur Kontrolle der Datenmenge und Kodierer dieselbige anwendend Expired - Fee Related DE69813349T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4112497 1997-02-25
JP4112497A JPH10243399A (ja) 1997-02-25 1997-02-25 符号量制御装置及び該符号量制御装置を含む動画像符号化装置

Publications (2)

Publication Number Publication Date
DE69813349D1 true DE69813349D1 (de) 2003-05-22
DE69813349T2 DE69813349T2 (de) 2004-04-08

Family

ID=12599712

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998613349 Expired - Fee Related DE69813349T2 (de) 1997-02-25 1998-02-23 Vorrichtung zur Kontrolle der Datenmenge und Kodierer dieselbige anwendend

Country Status (4)

Country Link
US (1) US6091774A (de)
EP (1) EP0861003B1 (de)
JP (1) JPH10243399A (de)
DE (1) DE69813349T2 (de)

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* Cited by examiner, † Cited by third party
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FI107496B (fi) * 1997-07-18 2001-08-15 Nokia Mobile Phones Ltd Kuvan kompressointi
WO2001003071A1 (en) * 1999-06-30 2001-01-11 Intel Corporation 3d image coding
US7079582B2 (en) * 2000-07-07 2006-07-18 Matsushita Electric Industrial Co., Ltd. Image coding apparatus and image coding method
JP2002094989A (ja) * 2000-09-14 2002-03-29 Pioneer Electronic Corp ビデオ信号符号化装置及びビデオ信号符号化方法
JP2002101417A (ja) * 2000-09-22 2002-04-05 Oki Electric Ind Co Ltd 動画像符号化方法および装置
US6968091B2 (en) * 2001-09-18 2005-11-22 Emc Corporation Insertion of noise for reduction in the number of bits for variable-length coding of (run, level) pairs
AU2003280512A1 (en) * 2002-07-01 2004-01-19 E G Technology Inc. Efficient compression and transport of video over a network
CN100401782C (zh) * 2002-09-05 2008-07-09 新加坡科技研究局 控制视频序列速率的方法和装置及视频编码装置
US7697608B2 (en) * 2004-02-03 2010-04-13 Sony Corporation Scalable MPEG video/macro block rate control
US20050169369A1 (en) * 2004-02-03 2005-08-04 Sony Corporation Scalable MPEG video/macro block rate control
CN1922657B (zh) * 2004-02-19 2012-04-25 Nxp股份有限公司 用于可变块尺寸信号的解码方案
US7747095B2 (en) 2004-10-08 2010-06-29 Nvidia Corporation Methods and systems for rate control in image compression
EP1947862B1 (de) * 2005-10-14 2016-04-27 NEC Corporation Verfahren zur wiederkodierung von bildblöcken, einrichtung damit und computerprogramm
JP4662085B2 (ja) 2006-03-27 2011-03-30 日本電気株式会社 動画像蓄積システム、動画像蓄積方法および動画像蓄積プログラム
JP2008005163A (ja) * 2006-06-21 2008-01-10 Matsushita Electric Ind Co Ltd 画像符号化装置および画像符号化方法
CN105898312A (zh) * 2007-10-05 2016-08-24 汤姆逊许可公司 用于视频编解码中速率控制精度的方法和装置
JP5059728B2 (ja) * 2008-09-30 2012-10-31 ルネサスエレクトロニクス株式会社 画像符号化装置及び方法
JP5502336B2 (ja) 2009-02-06 2014-05-28 パナソニック株式会社 映像信号符号化装置及び、映像信号符号化方法
JP5484083B2 (ja) 2010-01-14 2014-05-07 株式会社メガチップス 画像処理装置
JP5491936B2 (ja) * 2010-03-31 2014-05-14 株式会社メガチップス 画像処理装置
US20110317762A1 (en) * 2010-06-29 2011-12-29 Texas Instruments Incorporated Video encoder and packetizer with improved bandwidth utilization
JP5149427B2 (ja) * 2011-06-22 2013-02-20 シャープ株式会社 符号化装置、復号化装置、符復号化システム、符号化方法及び復号化方法
US8804816B2 (en) 2011-08-30 2014-08-12 Microsoft Corporation Video encoding enhancements
US8982948B2 (en) 2011-12-21 2015-03-17 Sony Corporation Video system with quantization matrix coding mechanism and method of operation thereof
WO2018079444A1 (ja) * 2016-10-24 2018-05-03 日本電気株式会社 符号化装置、符号化方法およびプログラム記録媒体

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69130275T2 (de) * 1990-07-31 1999-04-08 Canon Kk Verfahren und Gerät zur Bildverarbeitung
JP2647272B2 (ja) * 1991-04-04 1997-08-27 沖電気工業株式会社 画像符号化における伝送レート制御方式
BE1007807A3 (nl) * 1993-11-30 1995-10-24 Philips Electronics Nv Inrichting voor het coderen van een videosignaal.
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
DE19524872C1 (de) * 1995-07-07 1997-02-20 Siemens Ag Verfahren und Anordnung zur Codierung und Decodierung von einem Videodatenstrom für alle Bildelemente des Videodatenstroms
JP3773585B2 (ja) * 1996-03-29 2006-05-10 富士通株式会社 画像符号化装置

Also Published As

Publication number Publication date
US6091774A (en) 2000-07-18
EP0861003B1 (de) 2003-04-16
EP0861003A3 (de) 1999-02-10
DE69813349T2 (de) 2004-04-08
EP0861003A2 (de) 1998-08-26
JPH10243399A (ja) 1998-09-11

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Legal Events

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8339 Ceased/non-payment of the annual fee