FR2952251B1 - Procede et dispositif de compression d'une image numerique - Google Patents

Procede et dispositif de compression d'une image numerique

Info

Publication number
FR2952251B1
FR2952251B1 FR0957777A FR0957777A FR2952251B1 FR 2952251 B1 FR2952251 B1 FR 2952251B1 FR 0957777 A FR0957777 A FR 0957777A FR 0957777 A FR0957777 A FR 0957777A FR 2952251 B1 FR2952251 B1 FR 2952251B1
Authority
FR
France
Prior art keywords
compression
digital image
digital
image
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
FR0957777A
Other languages
English (en)
Other versions
FR2952251A1 (fr
Inventor
Felix Henry
Christophe Gisquet
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 FR0957777A priority Critical patent/FR2952251B1/fr
Publication of FR2952251A1 publication Critical patent/FR2952251A1/fr
Application granted granted Critical
Publication of FR2952251B1 publication Critical patent/FR2952251B1/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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
FR0957777A 2009-11-03 2009-11-03 Procede et dispositif de compression d'une image numerique Expired - Fee Related FR2952251B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0957777A FR2952251B1 (fr) 2009-11-03 2009-11-03 Procede et dispositif de compression d'une image numerique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0957777A FR2952251B1 (fr) 2009-11-03 2009-11-03 Procede et dispositif de compression d'une image numerique

Publications (2)

Publication Number Publication Date
FR2952251A1 FR2952251A1 (fr) 2011-05-06
FR2952251B1 true FR2952251B1 (fr) 2012-04-13

Family

ID=42072832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0957777A Expired - Fee Related FR2952251B1 (fr) 2009-11-03 2009-11-03 Procede et dispositif de compression d'une image numerique

Country Status (1)

Country Link
FR (1) FR2952251B1 (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0474444B1 (fr) * 1990-09-04 1999-12-01 Canon Kabushiki Kaisha Procédé et appareil de traitement d'images

Also Published As

Publication number Publication date
FR2952251A1 (fr) 2011-05-06

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