DE69719310D1 - Verfahren zur steuerung von quantisierung und inverser quantisierung sowie datenaufzeichnungsmedium - Google Patents

Verfahren zur steuerung von quantisierung und inverser quantisierung sowie datenaufzeichnungsmedium

Info

Publication number
DE69719310D1
DE69719310D1 DE69719310T DE69719310T DE69719310D1 DE 69719310 D1 DE69719310 D1 DE 69719310D1 DE 69719310 T DE69719310 T DE 69719310T DE 69719310 T DE69719310 T DE 69719310T DE 69719310 D1 DE69719310 D1 DE 69719310D1
Authority
DE
Germany
Prior art keywords
quantization
recording medium
data recording
controlling
inverse quantization
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
DE69719310T
Other languages
English (en)
Other versions
DE69719310T2 (de
Inventor
Takahiro Nishi
Shinya Kadono
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69719310D1 publication Critical patent/DE69719310D1/de
Publication of DE69719310T2 publication Critical patent/DE69719310T2/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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/21—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding with binary alpha-plane coding for video objects, e.g. context-based arithmetic encoding [CAE]
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/136—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
    • H04N19/146—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/17—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
DE69719310T 1996-11-08 1997-11-07 Verfahren zur steuerung von quantisierung und inverser quantisierung sowie datenaufzeichnungsmedium Expired - Lifetime DE69719310T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP29610396 1996-11-08
JP31734396 1996-11-28
JP02489797A JP3612918B2 (ja) 1996-11-08 1997-02-07 画像符号化装置および画像復号化装置
PCT/JP1997/004052 WO1998021895A1 (en) 1996-11-08 1997-11-07 Image coder and image coding method, and image decoder and image decoding method, and quantization control method and inverse quantization control method, and data recording medium

Publications (2)

Publication Number Publication Date
DE69719310D1 true DE69719310D1 (de) 2003-04-03
DE69719310T2 DE69719310T2 (de) 2003-10-16

Family

ID=27284827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69719310T Expired - Lifetime DE69719310T2 (de) 1996-11-08 1997-11-07 Verfahren zur steuerung von quantisierung und inverser quantisierung sowie datenaufzeichnungsmedium

Country Status (9)

Country Link
US (1) US6275530B1 (de)
EP (1) EP0876060B1 (de)
JP (1) JP3612918B2 (de)
KR (1) KR100282976B1 (de)
CN (1) CN1112051C (de)
DE (1) DE69719310T2 (de)
ES (1) ES2193360T3 (de)
TW (1) TW377538B (de)
WO (1) WO1998021895A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008131569A (ja) * 2006-11-24 2008-06-05 Sony Corp 画像情報伝送システム、画像情報送信装置、画像情報受信装置、画像情報伝送方法、画像情報送信方法、画像情報受信方法
JP5359785B2 (ja) * 2009-10-29 2013-12-04 ヤマハ株式会社 画像処理装置
TW202143721A (zh) * 2020-05-06 2021-11-16 法商內數位Ｃｅ專利控股公司 具有阿爾法層的3d場景傳輸

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03129987A (ja) 1989-10-14 1991-06-03 Sony Corp 映像信号符号化装置及び映像信号符号化方法
US5144424A (en) * 1991-10-15 1992-09-01 Thomson Consumer Electronics, Inc. Apparatus for video data quantization control
JP3152765B2 (ja) 1991-10-31 2001-04-03 株式会社東芝 画像符号化装置
JPH08503347A (ja) * 1992-11-16 1996-04-09 マルチメディア システムズ コーポレイション 対話性を増強したマルチメディア情報の形成及び送信方法
KR100213014B1 (ko) * 1994-03-15 1999-08-02 윤종용 동화상신호의 고능률 부호화를 위한 레이트 콘트롤 장치
JP3228638B2 (ja) * 1994-06-08 2001-11-12 松下電器産業株式会社 背景差分法を用いた移動体検出方法
GB9421770D0 (en) * 1994-10-28 1994-12-14 Philips Electronics Uk Ltd Digital image coding
US5751377A (en) 1994-11-04 1998-05-12 Matsushita Electric Industrial Co., Ltd. Picture coding apparatus and decoding apparatus
JP3155895B2 (ja) 1994-11-04 2001-04-16 松下電器産業株式会社 画像信号符号化の方法及び画像信号符号化装置
JPH08294119A (ja) * 1995-04-21 1996-11-05 Toshiba Corp 画像符号化／復号化装置
JP3334384B2 (ja) 1994-12-20 2002-10-15 松下電器産業株式会社 画像予測符号化方法
EP0719049B1 (de) * 1994-12-20 2003-05-28 Matsushita Electric Industries Co., Ltd. Verfahren und Vorrichtung zur Bildkodierung
DE69603924T2 (de) * 1995-02-24 2000-08-31 Koninklijke Philips Electronics N.V., Eindhoven Vorrichtung und verfahren zur kodierung von videobildern
US5745178A (en) 1996-01-22 1998-04-28 Lucent Technologies Inc. Global rate control for model-assisted coding of low bit rate video
ES2206358T3 (es) * 1996-05-17 2004-05-16 Matsushita Electric Industrial Co., Ltd. Procedimiento de codificacion de video para codificar señales de forma y de textura utilizando varias modalidades.

Also Published As

Publication number Publication date
DE69719310T2 (de) 2003-10-16
US6275530B1 (en) 2001-08-14
WO1998021895A1 (en) 1998-05-22
KR19990077103A (ko) 1999-10-25
CN1112051C (zh) 2003-06-18
KR100282976B1 (ko) 2001-03-02
EP0876060A4 (de) 2000-09-20
JP3612918B2 (ja) 2005-01-26
ES2193360T3 (es) 2003-11-01
EP0876060B1 (de) 2003-02-26
TW377538B (en) 1999-12-21
JPH10215459A (ja) 1998-08-11
EP0876060A1 (de) 1998-11-04
CN1210652A (zh) 1999-03-10

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Legal Events

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8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP