FR2924563B1 - Procedes et dispositifs de codage et de decodage de signaux numeriques - Google Patents

Procedes et dispositifs de codage et de decodage de signaux numeriques

Info

Publication number
FR2924563B1
FR2924563B1 FR0759436A FR0759436A FR2924563B1 FR 2924563 B1 FR2924563 B1 FR 2924563B1 FR 0759436 A FR0759436 A FR 0759436A FR 0759436 A FR0759436 A FR 0759436A FR 2924563 B1 FR2924563 B1 FR 2924563B1
Authority
FR
France
Prior art keywords
encoding
methods
devices
digital signals
decoding digital
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
FR0759436A
Other languages
English (en)
Other versions
FR2924563A1 (fr
Inventor
Felix Henry
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to FR0759436A priority Critical patent/FR2924563B1/fr
Publication of FR2924563A1 publication Critical patent/FR2924563A1/fr
Application granted granted Critical
Publication of FR2924563B1 publication Critical patent/FR2924563B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/182—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 pixel
    • 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
    • H04N19/169—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
    • H04N19/60—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
FR0759436A 2007-11-29 2007-11-29 Procedes et dispositifs de codage et de decodage de signaux numeriques Expired - Fee Related FR2924563B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0759436A FR2924563B1 (fr) 2007-11-29 2007-11-29 Procedes et dispositifs de codage et de decodage de signaux numeriques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0759436A FR2924563B1 (fr) 2007-11-29 2007-11-29 Procedes et dispositifs de codage et de decodage de signaux numeriques

Publications (2)

Publication Number Publication Date
FR2924563A1 FR2924563A1 (fr) 2009-06-05
FR2924563B1 true FR2924563B1 (fr) 2013-05-24

Family

ID=39720121

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0759436A Expired - Fee Related FR2924563B1 (fr) 2007-11-29 2007-11-29 Procedes et dispositifs de codage et de decodage de signaux numeriques

Country Status (1)

Country Link
FR (1) FR2924563B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5488365A (en) * 1994-03-01 1996-01-30 Hewlett-Packard Company Method and apparatus for compressing and decompressing short blocks of data
FR2834832B1 (fr) * 2002-01-11 2005-05-20 Canon Kk Codage de donnees numeriques avec calcul d'histogramme
US20030169816A1 (en) * 2002-01-22 2003-09-11 Limin Wang Adaptive universal variable length codeword coding for digital video content
US6700513B2 (en) * 2002-05-14 2004-03-02 Microsoft Corporation Method and system for compressing and decompressing multiple independent blocks

Also Published As

Publication number Publication date
FR2924563A1 (fr) 2009-06-05

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Year of fee payment: 9

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Effective date: 20170731