DE69610595D1 - Kontrollverfahren der Codemenge für kodierte Bilder - Google Patents

Kontrollverfahren der Codemenge für kodierte Bilder

Info

Publication number
DE69610595D1
DE69610595D1 DE69610595T DE69610595T DE69610595D1 DE 69610595 D1 DE69610595 D1 DE 69610595D1 DE 69610595 T DE69610595 T DE 69610595T DE 69610595 T DE69610595 T DE 69610595T DE 69610595 D1 DE69610595 D1 DE 69610595D1
Authority
DE
Germany
Prior art keywords
checking
code
amount
coded images
coded
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 - Lifetime
Application number
DE69610595T
Other languages
English (en)
Other versions
DE69610595T2 (de
Inventor
Mitsumasa Tanaka
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69610595D1 publication Critical patent/DE69610595D1/de
Publication of DE69610595T2 publication Critical patent/DE69610595T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N19/169—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
    • H04N19/102—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
    • H04N19/115—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
    • 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
    • H04N19/146—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
    • H04N19/169—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
    • H04N19/60—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
    • H04N19/134—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
DE1996610595 1995-07-18 1996-07-12 Kontrollverfahren der Codemenge für kodierte Bilder Expired - Lifetime DE69610595T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18166695A JP2795223B2 (ja) 1995-07-18 1995-07-18 画像信号の符号化方法

Publications (2)

Publication Number Publication Date
DE69610595D1 true DE69610595D1 (de) 2000-11-16
DE69610595T2 DE69610595T2 (de) 2001-05-31

Family

ID=16104749

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996610595 Expired - Lifetime DE69610595T2 (de) 1995-07-18 1996-07-12 Kontrollverfahren der Codemenge für kodierte Bilder

Country Status (7)

Country Link
US (1) US5751360A (de)
EP (1) EP0755156B1 (de)
JP (1) JP2795223B2 (de)
KR (1) KR100227298B1 (de)
AU (1) AU700368B2 (de)
CA (1) CA2181424C (de)
DE (1) DE69610595T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0974566A (ja) * 1995-09-04 1997-03-18 Sony Corp 圧縮符号化装置及び圧縮符号化データの記録装置
US6167088A (en) * 1998-04-03 2000-12-26 Sarnoff Corporation Method and apparatus for performing adaptive encoding rate control of a video information stream including 3:2 pull-down video information
JP3918332B2 (ja) * 1998-12-04 2007-05-23 ソニー株式会社 多重化装置、多重化方法及び記録媒体
US6499060B1 (en) 1999-03-12 2002-12-24 Microsoft Corporation Media coding for loss recovery with remotely predicted data units
US6643327B1 (en) * 2000-05-05 2003-11-04 General Instrument Corporation Statistical multiplexer and remultiplexer that accommodates changes in structure of group of pictures
US8085844B2 (en) * 2003-09-07 2011-12-27 Microsoft Corporation Signaling reference frame distances
US7577198B2 (en) * 2003-09-07 2009-08-18 Microsoft Corporation Number of reference fields for an interlaced forward-predicted field
US20050226327A1 (en) * 2004-03-30 2005-10-13 Kim Seong-Bong MPEG coding method, moving picture transmitting system and method using the same
JP2005333609A (ja) 2004-04-22 2005-12-02 Sanyo Electric Co Ltd 符号化制御回路及び符号化回路
DE602004006966T2 (de) * 2004-04-30 2007-10-18 Matsushita Electric Industrial Co., Ltd., Kadoma Umkehr-Filmmodus-Extrapolation
EP1592254A1 (de) * 2004-04-30 2005-11-02 Matsushita Electric Industrial Co., Ltd. Extrapolierung von Film-Mode
US8634413B2 (en) 2004-12-30 2014-01-21 Microsoft Corporation Use of frame caching to improve packet loss recovery
KR101345295B1 (ko) * 2007-06-11 2013-12-27 삼성전자주식회사 인트라 픽처만을 이용한 동영상 시퀀스의 부호화시의비트율 제어 방법 및 장치
US20110216828A1 (en) * 2008-11-12 2011-09-08 Hua Yang I-frame de-flickering for gop-parallel multi-thread viceo encoding
WO2010056327A1 (en) * 2008-11-13 2010-05-20 Thomson Licensing Multiple thread video encoding using hrd information sharing and bit allocation waiting
US9432704B2 (en) * 2011-11-06 2016-08-30 Akamai Technologies Inc. Segmented parallel encoding with frame-aware, variable-size chunking
US9485456B2 (en) 2013-12-30 2016-11-01 Akamai Technologies, Inc. Frame-rate conversion in a distributed computing system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04266285A (ja) * 1991-02-21 1992-09-22 Seiko Epson Corp 動画像データ圧縮装置
US5231484A (en) * 1991-11-08 1993-07-27 International Business Machines Corporation Motion video compression system with adaptive bit allocation and quantization
US5283646A (en) * 1992-04-09 1994-02-01 Picturetel Corporation Quantizer control method and apparatus
BE1007807A3 (nl) * 1993-11-30 1995-10-24 Philips Electronics Nv Inrichting voor het coderen van een videosignaal.
US5592226A (en) * 1994-01-26 1997-01-07 Btg Usa Inc. Method and apparatus for video data compression using temporally adaptive motion interpolation
JP3954656B2 (ja) * 1994-09-29 2007-08-08 ソニー株式会社 画像符号化装置及び方法
JPH08163554A (ja) * 1994-12-02 1996-06-21 Electron & Telecommun Res Inst ビデオビット率制御方法

Also Published As

Publication number Publication date
EP0755156A3 (de) 1997-05-21
EP0755156B1 (de) 2000-10-11
DE69610595T2 (de) 2001-05-31
EP0755156A2 (de) 1997-01-22
AU6054896A (en) 1997-01-23
JPH0937257A (ja) 1997-02-07
CA2181424A1 (en) 1997-01-19
AU700368B2 (en) 1999-01-07
KR970009396A (ko) 1997-02-24
JP2795223B2 (ja) 1998-09-10
CA2181424C (en) 2000-08-29
US5751360A (en) 1998-05-12
KR100227298B1 (ko) 1999-11-01

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