CN1174636C - 为图像序列编码和译码的方法及装置 - Google Patents

为图像序列编码和译码的方法及装置 Download PDF

Info

Publication number
CN1174636C
CN1174636C CNB981226221A CN98122622A CN1174636C CN 1174636 C CN1174636 C CN 1174636C CN B981226221 A CNB981226221 A CN B981226221A CN 98122622 A CN98122622 A CN 98122622A CN 1174636 C CN1174636 C CN 1174636C
Authority
CN
China
Prior art keywords
difference
image
pixel value
coefficient
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
CNB981226221A
Other languages
English (en)
Chinese (zh)
Other versions
CN1224979A (zh
Inventor
德克・阿道夫
德克·阿道夫
夫・布拉瓦特
迈诺尔夫·布拉瓦特
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.)
Deutsche Thomson Brandt GmbH
Original Assignee
Deutsche Thomson Brandt GmbH
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 Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH
Publication of CN1224979A publication Critical patent/CN1224979A/zh
Application granted granted Critical
Publication of CN1174636C publication Critical patent/CN1174636C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • H04N19/60—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CNB981226221A 1997-11-25 1998-11-23 为图像序列编码和译码的方法及装置 Expired - Fee Related CN1174636C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97203687A EP0920216A1 (de) 1997-11-25 1997-11-25 Verfahren und Vorrichtung zur Codierung und zur Decodierung einer Bildsequenz
EP97203687.5 1997-11-25

Publications (2)

Publication Number Publication Date
CN1224979A CN1224979A (zh) 1999-08-04
CN1174636C true CN1174636C (zh) 2004-11-03

Family

ID=8228971

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB981226221A Expired - Fee Related CN1174636C (zh) 1997-11-25 1998-11-23 为图像序列编码和译码的方法及装置

Country Status (5)

Country Link
US (1) US6456656B1 (enExample)
EP (1) EP0920216A1 (enExample)
JP (1) JPH11243548A (enExample)
CN (1) CN1174636C (enExample)
DE (1) DE69811319T2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002112275A (ja) * 2000-07-25 2002-04-12 Matsushita Electric Ind Co Ltd 画像復号方法、画像復号装置、およびデータ記憶媒体
EP1176833A3 (en) * 2000-07-25 2012-06-27 Panasonic Corporation Image decoding method, image decoding apparatus, and data storage medium
US20040001547A1 (en) * 2002-06-26 2004-01-01 Debargha Mukherjee Scalable robust video compression
US7321623B2 (en) * 2002-10-01 2008-01-22 Avocent Corporation Video compression system
KR101025847B1 (ko) * 2007-01-19 2011-03-30 삼성전자주식회사 이진 영상을 효과적으로 압축하고 복원하는 방법 및 장치
KR101456279B1 (ko) * 2008-01-03 2014-11-04 한국전자통신연구원 참조 블록 파형 정보에 기반하여 인트라 영상을 부호화하는 장치 및 복호화 하는 장치
CN102378000B (zh) * 2010-08-13 2013-07-17 炬力集成电路设计有限公司 一种视频解码装置和方法
CN104641638B (zh) 2012-06-28 2018-08-03 阿克西斯股份公司 使用虚拟帧内帧对视频内容进行编码的系统和方法
US10778972B1 (en) 2019-02-27 2020-09-15 Google Llc Adaptive filter intra prediction modes in image/video compression

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4745473A (en) * 1986-03-24 1988-05-17 Harris Corporation Hybrid image compression system
US4910586A (en) * 1988-11-22 1990-03-20 Broadband Technologies, Inc. Hybrid DPCM codec for composite color television signals
GB8914843D0 (en) * 1989-06-28 1989-08-16 British Aerospace A method of processing video image data for use in the storage or transmission of moving digital images
GB8920259D0 (en) * 1989-09-07 1989-10-18 British Broadcasting Corp Hybrid predictive coders and decoders for digital video signals
US5218435A (en) * 1991-02-20 1993-06-08 Massachusetts Institute Of Technology Digital advanced television systems
EP0554086B1 (en) * 1992-01-29 2001-10-17 Mitsubishi Denki Kabushiki Kaisha Video information recording apparatus
US5367336A (en) * 1992-07-08 1994-11-22 At&T Bell Laboratories Truncation error correction for predictive coding/encoding
US5331348A (en) * 1992-07-27 1994-07-19 At&T Bell Laboratories Adaptive leak HDTV encoder
US5457496A (en) * 1992-11-17 1995-10-10 Fujitsu Limited Digital image communication apparatus
US5519446A (en) * 1993-11-13 1996-05-21 Goldstar Co., Ltd. Apparatus and method for converting an HDTV signal to a non-HDTV signal
JP3258840B2 (ja) * 1994-12-27 2002-02-18 シャープ株式会社 動画像符号化装置および領域抽出装置
US5680129A (en) * 1995-07-18 1997-10-21 Hewlett-Packard Company System and method for lossless image compression
US5790207A (en) * 1996-03-14 1998-08-04 Daewoo Electronics, Co., Ltd. Motion compensation method for use in an image encoding system
US5959693A (en) * 1997-05-07 1999-09-28 General Instrument Corporation Pixel adaptive noise reduction filter for digital video

Also Published As

Publication number Publication date
JPH11243548A (ja) 1999-09-07
US6456656B1 (en) 2002-09-24
DE69811319T2 (de) 2003-09-18
EP0920216A1 (de) 1999-06-02
DE69811319D1 (de) 2003-03-20
CN1224979A (zh) 1999-08-04

Similar Documents

Publication Publication Date Title
EP0519962B1 (en) Digital image coding using a random scanning of image frames
US6956899B2 (en) Precise bit control apparatus with look-ahead for MPEG encoding
CN110933430B (zh) 二次编码优化方法
CN1134088A (zh) 用于视频信号解码装置中用以去除分块效应的方法
CN1199468C (zh) 图像数据压缩
US20030016745A1 (en) Multi-channel image encoding apparatus and encoding method thereof
CN1096182C (zh) 能减小分块效应的视频信号解码装置
CN1174636C (zh) 为图像序列编码和译码的方法及装置
CN1315109A (zh) 用于改变像素值的图像处理电路及方法
CN1124041C (zh) 对解码视频图象的量化误差进行补偿的方法及装置
JPH0638194A (ja) 符号化装置
KR20050061483A (ko) 스케일링 가능한 비디오 인코딩
US9077960B2 (en) Non-zero coefficient block pattern coding
CN1048477A (zh) 信号处理系统
CN101742323A (zh) 无再损视频编码和解码的方法和装置
KR100384327B1 (ko) 블록-기반코딩시스템에서코딩모드를선택하기위한방법및장치
JPH11243548A5 (enExample)
CN1166208C (zh) 代码转换方法和设备
US20060133491A1 (en) Video codec
KR0135364B1 (ko) 블럭-적응 스캔을 이용한 디씨티(dct) 블럭의 부호화 방법 및 그 장치
JPH09191458A (ja) 動画像圧縮符号化方法及びその装置
CN117979006B (zh) 低照度直播视频实时转码增强亮构量化方法
KR0134496B1 (ko) 적응적 주사방식을 이용한 동영상 부호화장치
EP0920217B1 (en) Method and apparatus for coding and for decoding a picture sequence
Huang et al. New generation of real-time software-based video codec: popular video coder II (PVC-II)

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20041103

Termination date: 20161123