EP0847650A4 - Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage - Google Patents

Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage

Info

Publication number
EP0847650A4
EP0847650A4 EP97931485A EP97931485A EP0847650A4 EP 0847650 A4 EP0847650 A4 EP 0847650A4 EP 97931485 A EP97931485 A EP 97931485A EP 97931485 A EP97931485 A EP 97931485A EP 0847650 A4 EP0847650 A4 EP 0847650A4
Authority
EP
European Patent Office
Prior art keywords
decoding
bound
entropy encoding
based adaptive
adaptive entropy
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.)
Withdrawn
Application number
EP97931485A
Other languages
German (de)
English (en)
Other versions
EP0847650A1 (fr
Inventor
Cheung Auyeung
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of EP0847650A1 publication Critical patent/EP0847650A1/fr
Publication of EP0847650A4 publication Critical patent/EP0847650A4/fr
Withdrawn legal-status Critical Current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
    • H04N19/18—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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/102—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
    • H04N19/102—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
    • H04N19/60—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
    • H04N19/90—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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP97931485A 1996-07-03 1997-06-27 Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage Withdrawn EP0847650A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US67760396A 1996-07-03 1996-07-03
US677603 1996-07-03
PCT/US1997/011343 WO1998000977A1 (fr) 1996-07-03 1997-06-27 Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage

Publications (2)

Publication Number Publication Date
EP0847650A1 EP0847650A1 (fr) 1998-06-17
EP0847650A4 true EP0847650A4 (fr) 2000-01-05

Family

ID=24719405

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97931485A Withdrawn EP0847650A4 (fr) 1996-07-03 1997-06-27 Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage

Country Status (3)

Country Link
EP (1) EP0847650A4 (fr)
CN (1) CN1097957C (fr)
WO (1) WO1998000977A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2281120T3 (es) * 1998-12-08 2007-09-16 Irdeto Access B.V. Sistema para el proceso de una señal de informacion.
WO2000065539A1 (fr) * 1999-04-23 2000-11-02 Siemens Aktiengesellschaft Procede et dispositif pour la lecture et la memorisation, assistees par ordinateur, de coefficients de transformation, et produits programmes informatiques et supports d'information lisibles par un ordinateur
US6788740B1 (en) 1999-10-01 2004-09-07 Koninklijke Philips Electronics N.V. System and method for encoding and decoding enhancement layer data using base layer quantization data
WO2003026308A2 (fr) * 2001-09-14 2003-03-27 Siemens Aktiengesellschaft Procede et dispositif pour ameliorer le codage/decodage de signaux video
DE10145374C1 (de) * 2001-09-14 2003-02-27 Siemens Ag Verfahren und Vorrichtung zur verbesserten Videocodierung
ES2297083T3 (es) 2002-09-04 2008-05-01 Microsoft Corporation Codificacion entropica por adaptacion de la codificacion entre modos por longitud de ejecucion y por nivel.
JP4002878B2 (ja) * 2003-01-17 2007-11-07 松下電器産業株式会社 画像符号化方法
US8179974B2 (en) 2008-05-02 2012-05-15 Microsoft Corporation Multi-level representation of reordered transform coefficients
JP5282692B2 (ja) * 2009-07-27 2013-09-04 ソニー株式会社 画像符号化装置と画像符号化方法
US9264706B2 (en) * 2012-04-11 2016-02-16 Qualcomm Incorporated Bypass bins for reference index coding in video coding

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996007986A2 (fr) * 1994-09-07 1996-03-14 University Of South Florida Structure de circuit vlsi pour la mise en application du standard de compression d'images jpeg

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960015396B1 (ko) * 1992-02-28 1996-11-11 삼성전자 주식회사 고정비트율 압축부호화방법
KR0128245B1 (ko) * 1992-10-07 1998-04-02 배순훈 화면 분할 기능을 갖는 디지탈 방식 고선명 텔레비젼
JP2795300B2 (ja) * 1992-12-16 1998-09-10 日本電気株式会社 画像符号化方式

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996007986A2 (fr) * 1994-09-07 1996-03-14 University Of South Florida Structure de circuit vlsi pour la mise en application du standard de compression d'images jpeg

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9800977A1 *

Also Published As

Publication number Publication date
WO1998000977A1 (fr) 1998-01-08
CN1197578A (zh) 1998-10-28
EP0847650A1 (fr) 1998-06-17
CN1097957C (zh) 2003-01-01

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