FR2800957B1 - Methodes evolutives et appareil d'encodage/de decodage pour la creation d'image fixe utilisant la transformation par ondelettes - Google Patents

Methodes evolutives et appareil d'encodage/de decodage pour la creation d'image fixe utilisant la transformation par ondelettes

Info

Publication number
FR2800957B1
FR2800957B1 FR9914183A FR9914183A FR2800957B1 FR 2800957 B1 FR2800957 B1 FR 2800957B1 FR 9914183 A FR9914183 A FR 9914183A FR 9914183 A FR9914183 A FR 9914183A FR 2800957 B1 FR2800957 B1 FR 2800957B1
Authority
FR
France
Prior art keywords
encoding
still image
decoding apparatus
image creation
wavelet transformation
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
FR9914183A
Other languages
English (en)
Other versions
FR2800957A1 (fr
Inventor
Dae Sung Cho
Se Hoon Son
Jae Seob Shin
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority to FR9914183A priority Critical patent/FR2800957B1/fr
Publication of FR2800957A1 publication Critical patent/FR2800957A1/fr
Application granted granted Critical
Publication of FR2800957B1 publication Critical patent/FR2800957B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/20—Contour coding, e.g. using detection of edges
    • 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
    • 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
    • H04N19/649—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR9914183A 1999-11-10 1999-11-10 Methodes evolutives et appareil d'encodage/de decodage pour la creation d'image fixe utilisant la transformation par ondelettes Expired - Fee Related FR2800957B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9914183A FR2800957B1 (fr) 1999-11-10 1999-11-10 Methodes evolutives et appareil d'encodage/de decodage pour la creation d'image fixe utilisant la transformation par ondelettes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9914183A FR2800957B1 (fr) 1999-11-10 1999-11-10 Methodes evolutives et appareil d'encodage/de decodage pour la creation d'image fixe utilisant la transformation par ondelettes

Publications (2)

Publication Number Publication Date
FR2800957A1 FR2800957A1 (fr) 2001-05-11
FR2800957B1 true FR2800957B1 (fr) 2002-05-17

Family

ID=9552008

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9914183A Expired - Fee Related FR2800957B1 (fr) 1999-11-10 1999-11-10 Methodes evolutives et appareil d'encodage/de decodage pour la creation d'image fixe utilisant la transformation par ondelettes

Country Status (1)

Country Link
FR (1) FR2800957B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5649032A (en) * 1994-11-14 1997-07-15 David Sarnoff Research Center, Inc. System for automatically aligning images to form a mosaic image
DE69637008T2 (de) * 1995-10-27 2007-12-13 Texas Instruments Inc., Dallas Verfahren zur Videokompression mittels Teilbandzerlegung
US5692063A (en) * 1996-01-19 1997-11-25 Microsoft Corporation Method and system for unrestricted motion estimation for video
JP3213584B2 (ja) * 1997-09-19 2001-10-02 シャープ株式会社 画像符号化装置及び画像復号装置
US6501861B1 (en) * 1998-09-17 2002-12-31 Samsung Electronics Co., Ltd. Scalable coding/decoding methods and apparatus for producing still image using wavelet transformation

Also Published As

Publication number Publication date
FR2800957A1 (fr) 2001-05-11

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100730