JP2003296724A - 画像処理システム及びその方式 - Google Patents

画像処理システム及びその方式

Info

Publication number
JP2003296724A
JP2003296724A JP2002103330A JP2002103330A JP2003296724A JP 2003296724 A JP2003296724 A JP 2003296724A JP 2002103330 A JP2002103330 A JP 2002103330A JP 2002103330 A JP2002103330 A JP 2002103330A JP 2003296724 A JP2003296724 A JP 2003296724A
Authority
JP
Japan
Prior art keywords
address
motion compensation
processing
descriptor
coprocessor
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.)
Withdrawn
Application number
JP2002103330A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003296724A5 (cg-RX-API-DMAC7.html
Inventor
Koji Hosoki
浩二 細木
Kiyokazu Nishioka
清和 西岡
Yukio Fujii
藤井　　由紀夫
Yoshibumi Fujikawa
義文 藤川
Shigeki Tojima
重樹 東嶋
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2002103330A priority Critical patent/JP2003296724A/ja
Priority to US10/400,550 priority patent/US20040105500A1/en
Publication of JP2003296724A publication Critical patent/JP2003296724A/ja
Publication of JP2003296724A5 publication Critical patent/JP2003296724A5/ja
Withdrawn legal-status Critical Current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
    • H04N19/50—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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
  • Image Processing (AREA)
  • Color Television Systems (AREA)
JP2002103330A 2002-04-05 2002-04-05 画像処理システム及びその方式 Withdrawn JP2003296724A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002103330A JP2003296724A (ja) 2002-04-05 2002-04-05 画像処理システム及びその方式
US10/400,550 US20040105500A1 (en) 2002-04-05 2003-03-28 Image processing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002103330A JP2003296724A (ja) 2002-04-05 2002-04-05 画像処理システム及びその方式

Publications (2)

Publication Number Publication Date
JP2003296724A true JP2003296724A (ja) 2003-10-17
JP2003296724A5 JP2003296724A5 (cg-RX-API-DMAC7.html) 2005-06-23

Family

ID=29389226

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002103330A Withdrawn JP2003296724A (ja) 2002-04-05 2002-04-05 画像処理システム及びその方式

Country Status (2)

Country Link
US (1) US20040105500A1 (cg-RX-API-DMAC7.html)
JP (1) JP2003296724A (cg-RX-API-DMAC7.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006197011A (ja) * 2005-01-11 2006-07-27 Matsushita Electric Ind Co Ltd データ保持回路
JP2007512749A (ja) * 2003-11-26 2007-05-17 エスティーマイクロエレクトロニクス、リミテッド ビデオ復号化装置
EP1986439A2 (en) 2007-04-23 2008-10-29 NEC Electronics Corporation Efficient cache memory fetching for motion compensated video decoding
JP2016201784A (ja) * 2015-04-09 2016-12-01 日本電信電話株式会社 参照画像バッファ

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005157783A (ja) * 2003-11-26 2005-06-16 Hitachi Ltd 実行予約可能なアクセラレータを備えたプロセッサシステム
KR100621137B1 (ko) * 2004-02-27 2006-09-13 세이코 엡슨 가부시키가이샤 동화상 부호화 장치 및 동화상 처리장치
KR101792041B1 (ko) * 2009-10-14 2017-11-02 톰슨 라이센싱 움직임 정보의 적응적 코딩 방법 및 장치
CN113728633B (zh) * 2019-04-01 2022-12-20 北京字节跳动网络技术有限公司 对基于历史的运动矢量预测使用插值滤波器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2834837B2 (ja) * 1990-03-30 1998-12-14 松下電工株式会社 プログラマブルコントローラ
US5412435A (en) * 1992-07-03 1995-05-02 Kokusai Denshin Denwa Kabushiki Kaisha Interlaced video signal motion compensation prediction system
US5448310A (en) * 1993-04-27 1995-09-05 Array Microsystems, Inc. Motion estimation coprocessor
US5699460A (en) * 1993-04-27 1997-12-16 Array Microsystems Image compression coprocessor with data flow control and multiple processing units
US6246396B1 (en) * 1997-04-30 2001-06-12 Canon Kabushiki Kaisha Cached color conversion method and apparatus
US6335950B1 (en) * 1997-10-14 2002-01-01 Lsi Logic Corporation Motion estimation engine
JP2002041489A (ja) * 2000-07-25 2002-02-08 Mitsubishi Electric Corp 同期信号生成回路、それを用いたプロセッサシステムおよび同期信号生成方法
US7085320B2 (en) * 2001-07-31 2006-08-01 Wis Technologies, Inc. Multiple format video compression

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007512749A (ja) * 2003-11-26 2007-05-17 エスティーマイクロエレクトロニクス、リミテッド ビデオ復号化装置
JP2006197011A (ja) * 2005-01-11 2006-07-27 Matsushita Electric Ind Co Ltd データ保持回路
US8009738B2 (en) 2005-01-11 2011-08-30 Panasonic Corporation Data holding apparatus
EP1986439A2 (en) 2007-04-23 2008-10-29 NEC Electronics Corporation Efficient cache memory fetching for motion compensated video decoding
JP2008271292A (ja) * 2007-04-23 2008-11-06 Nec Electronics Corp 動き補償装置
JP2016201784A (ja) * 2015-04-09 2016-12-01 日本電信電話株式会社 参照画像バッファ

Also Published As

Publication number Publication date
US20040105500A1 (en) 2004-06-03

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