FR2774244B1 - Procede de conversion de la representation d'une image video entre deux systemes de codage - Google Patents

Procede de conversion de la representation d'une image video entre deux systemes de codage

Info

Publication number
FR2774244B1
FR2774244B1 FR9800954A FR9800954A FR2774244B1 FR 2774244 B1 FR2774244 B1 FR 2774244B1 FR 9800954 A FR9800954 A FR 9800954A FR 9800954 A FR9800954 A FR 9800954A FR 2774244 B1 FR2774244 B1 FR 2774244B1
Authority
FR
France
Prior art keywords
converting
representation
video image
coding systems
coding
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
FR9800954A
Other languages
English (en)
Other versions
FR2774244A1 (fr
Inventor
Andrzej Wozniak
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.)
Institut National de Recherche en Informatique et en Automatique INRIA
Original Assignee
Institut National de Recherche en Informatique et en Automatique INRIA
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 Institut National de Recherche en Informatique et en Automatique INRIA filed Critical Institut National de Recherche en Informatique et en Automatique INRIA
Priority to FR9800954A priority Critical patent/FR2774244B1/fr
Priority to US09/235,294 priority patent/US6323872B1/en
Publication of FR2774244A1 publication Critical patent/FR2774244A1/fr
Application granted granted Critical
Publication of FR2774244B1 publication Critical patent/FR2774244B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/67—Circuits for processing colour signals for matrixing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR9800954A 1998-01-23 1998-01-23 Procede de conversion de la representation d'une image video entre deux systemes de codage Expired - Fee Related FR2774244B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9800954A FR2774244B1 (fr) 1998-01-23 1998-01-23 Procede de conversion de la representation d'une image video entre deux systemes de codage
US09/235,294 US6323872B1 (en) 1998-01-23 1999-01-22 Process for converting the representation of a video image between two coding systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9800954A FR2774244B1 (fr) 1998-01-23 1998-01-23 Procede de conversion de la representation d'une image video entre deux systemes de codage

Publications (2)

Publication Number Publication Date
FR2774244A1 FR2774244A1 (fr) 1999-07-30
FR2774244B1 true FR2774244B1 (fr) 2000-02-25

Family

ID=9522302

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9800954A Expired - Fee Related FR2774244B1 (fr) 1998-01-23 1998-01-23 Procede de conversion de la representation d'une image video entre deux systemes de codage

Country Status (2)

Country Link
US (1) US6323872B1 (fr)
FR (1) FR2774244B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001186360A (ja) * 1999-12-27 2001-07-06 Canon Inc 画像通信装置およびその方法
US7433085B2 (en) * 2003-04-15 2008-10-07 Lexmark International, Inc. Intelligent hardware for detecting color value of an image
US20070016081A1 (en) * 2005-07-12 2007-01-18 Globalmedia Group, Llc Chroma-photon staining

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9001429D0 (en) * 1990-01-22 1990-03-21 British Broadcasting Corp Improvements in television
US5124688A (en) * 1990-05-07 1992-06-23 Mass Microsystems Method and apparatus for converting digital YUV video signals to RGB video signals
US5218647A (en) * 1990-12-12 1993-06-08 Ricoh Corporation Method to convert between 2 color space on a 32 bit μ-processor
JPH05183743A (ja) * 1992-01-06 1993-07-23 Canon Inc 色表現方法及びカラー画像処理装置
US5504821A (en) * 1993-03-31 1996-04-02 Matsushita Electric Industrial Co., Ltd. Color converting apparatus for performing a three-dimensional color conversion of a colored picture in a color space with a small capacity of memory
JPH0746628A (ja) * 1993-06-29 1995-02-14 Toshiba Corp 画像信号符号化装置及び画像信号復号化装置
DE69416295T2 (de) * 1994-04-22 1999-06-02 Winbond Electronics Corp., Hsinchu Verfahren und Vorrichtung zur Farbraumumwandlung unter Verwendung von Farbwerttabellen
US5510852A (en) * 1994-04-28 1996-04-23 Winbond Electronics, Corp. Method and apparatus using symmetrical coding look-up tables for color space conversion
US5841422A (en) * 1996-12-10 1998-11-24 Winbond Electronics Corp. Method and apparatus for reducing the number of matrix operations when converting RGB color space signals to YCbCr color space signals

Also Published As

Publication number Publication date
FR2774244A1 (fr) 1999-07-30
US6323872B1 (en) 2001-11-27

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Legal Events

Date Code Title Description
TP Transmission of property
PLFP Fee payment

Year of fee payment: 19

ST Notification of lapse

Effective date: 20170929