FR2768005B1 - Procede pour le codage d'images de differents types - Google Patents

Procede pour le codage d'images de differents types

Info

Publication number
FR2768005B1
FR2768005B1 FR9805665A FR9805665A FR2768005B1 FR 2768005 B1 FR2768005 B1 FR 2768005B1 FR 9805665 A FR9805665 A FR 9805665A FR 9805665 A FR9805665 A FR 9805665A FR 2768005 B1 FR2768005 B1 FR 2768005B1
Authority
FR
France
Prior art keywords
different types
coding images
coding
images
types
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
FR9805665A
Other languages
English (en)
Other versions
FR2768005A1 (fr
Inventor
Hidenori Omote
Hiroshi Segawa
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.)
Renesas Design Corp
Original Assignee
Renesas Design Corp
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 Renesas Design Corp filed Critical Renesas Design Corp
Publication of FR2768005A1 publication Critical patent/FR2768005A1/fr
Application granted granted Critical
Publication of FR2768005B1 publication Critical patent/FR2768005B1/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
    • 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
    • H04N19/177—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 group of pictures [GOP]
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/172—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 an image region, e.g. an object the region being a picture, frame or field
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/10—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Studio Circuits (AREA)
FR9805665A 1997-08-27 1998-05-05 Procede pour le codage d'images de differents types Expired - Fee Related FR2768005B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23096397A JPH1175189A (ja) 1997-08-27 1997-08-27 画像符号化方法

Publications (2)

Publication Number Publication Date
FR2768005A1 FR2768005A1 (fr) 1999-03-05
FR2768005B1 true FR2768005B1 (fr) 2001-11-30

Family

ID=16916071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9805665A Expired - Fee Related FR2768005B1 (fr) 1997-08-27 1998-05-05 Procede pour le codage d'images de differents types

Country Status (4)

Country Link
US (1) US6310917B1 (fr)
JP (1) JPH1175189A (fr)
FR (1) FR2768005B1 (fr)
GB (1) GB2328826B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3166716B2 (ja) * 1998-08-12 2001-05-14 日本電気株式会社 フェード画像対応動画像符号化装置及び符号化方法
AU2003269486A1 (en) * 2003-09-11 2005-03-29 Sanmar Speciality Chemicals Limited An improved process for the preparation of pure nisoldipine
US9602840B2 (en) * 2006-02-06 2017-03-21 Thomson Licensing Method and apparatus for adaptive group of pictures (GOP) structure selection
CN101790103B (zh) * 2009-01-22 2012-05-30 华为技术有限公司 一种视差计算方法及装置
JP6087747B2 (ja) * 2013-06-27 2017-03-01 Kddi株式会社 映像符号化装置、映像復号装置、映像システム、映像符号化方法、映像復号方法、およびプログラム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5262855A (en) 1992-03-25 1993-11-16 Intel Corporation Method and apparatus for encoding selected images at lower resolution
JPH07322245A (ja) 1994-05-25 1995-12-08 Mitsubishi Electric Corp 映像信号符号化方式
EP0692911B1 (fr) 1994-07-15 2000-03-08 Matsushita Electric Industrial Co., Ltd. Procédé d'assemblage d'images codées MPEG
US5506686A (en) 1994-11-23 1996-04-09 Motorola, Inc. Method and device for determining bit allocation in a video compression system
JPH08163554A (ja) 1994-12-02 1996-06-21 Electron & Telecommun Res Inst ビデオビット率制御方法
US5650860A (en) * 1995-12-26 1997-07-22 C-Cube Microsystems, Inc. Adaptive quantization
US5801779A (en) * 1995-12-26 1998-09-01 C-Cube Microsystems, Inc. Rate control with panic mode

Also Published As

Publication number Publication date
US6310917B1 (en) 2001-10-30
GB2328826A (en) 1999-03-03
FR2768005A1 (fr) 1999-03-05
GB2328826B (en) 1999-08-18
JPH1175189A (ja) 1999-03-16
GB9811290D0 (en) 1998-07-22

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Legal Events

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