BR9508764A - Processo para recodificar dados comprimidos de vídeo com uma necessidade de memória reduzida - Google Patents

Processo para recodificar dados comprimidos de vídeo com uma necessidade de memória reduzida

Info

Publication number
BR9508764A
BR9508764A BR9508764A BR9508764A BR9508764A BR 9508764 A BR9508764 A BR 9508764A BR 9508764 A BR9508764 A BR 9508764A BR 9508764 A BR9508764 A BR 9508764A BR 9508764 A BR9508764 A BR 9508764A
Authority
BR
Brazil
Prior art keywords
video data
compressed video
memory requirement
reduced memory
recoding
Prior art date
Application number
BR9508764A
Other languages
English (en)
Inventor
Stefan Prange
Heribert Geib
Bernhard Hammer
Juergen Pandel
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BR9508764A publication Critical patent/BR9508764A/pt

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
    • H04N19/42—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
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/423—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 characterised by memory arrangements
    • 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
    • H04N19/423—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 characterised by memory arrangements
    • H04N19/426—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 characterised by memory arrangements using memory downsizing methods
    • 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)
BR9508764A 1994-08-24 1995-08-18 Processo para recodificar dados comprimidos de vídeo com uma necessidade de memória reduzida BR9508764A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4430030 1994-08-24
PCT/DE1995/001093 WO1996006506A1 (de) 1994-08-24 1995-08-18 Verfahren zur decodierung komprimierter video-daten mit reduziertem speicherbedarf

Publications (1)

Publication Number Publication Date
BR9508764A true BR9508764A (pt) 1998-01-13

Family

ID=6526453

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9508764A BR9508764A (pt) 1994-08-24 1995-08-18 Processo para recodificar dados comprimidos de vídeo com uma necessidade de memória reduzida

Country Status (8)

Country Link
US (1) US6480542B1 (pt)
EP (1) EP0776574B1 (pt)
JP (1) JPH10504690A (pt)
KR (1) KR100391038B1 (pt)
CN (1) CN1095287C (pt)
BR (1) BR9508764A (pt)
DE (1) DE59505097D1 (pt)
WO (1) WO1996006506A1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19524688C1 (de) * 1995-07-06 1997-01-23 Siemens Ag Verfahren zur Dekodierung und Kodierung eines komprimierten Videodatenstroms mit reduziertem Speicherbedarf
WO1997011562A1 (en) * 1995-09-20 1997-03-27 Philips Electronics N.V. Method and device for decoding coded digital video signals
GB2306829A (en) * 1995-10-20 1997-05-07 Amstrad Plc Digital video decoding apparatus
US6968003B1 (en) * 1996-01-29 2005-11-22 International Business Machines Corporation Speed-memory tradeoff for MPEG decoders
US6020924A (en) * 1996-04-12 2000-02-01 Samsung Electronics Co., Ltd. Reduced memory size set top box which stores frames and associated motion vectors which indicate which block or blocks are to be retrieved from memory
JP2000509572A (ja) * 1996-04-23 2000-07-25 シーメンス アクチエンゲゼルシヤフト ビデオデコーダ及び関連する方法
US6028635A (en) 1996-12-03 2000-02-22 Stmicroelectronics, Inc. Reducing the memory required for decompression by storing compressed information using DCT based techniques
US6959045B2 (en) 1997-12-30 2005-10-25 Mediatek, Inc. Reduced cost decoder using bitstream editing for image cropping
KR100308134B1 (ko) * 1999-03-13 2001-09-26 김영환 디지탈 오디오 디코더 및 그에 따른 디코딩 방법
US7068329B1 (en) * 1999-08-31 2006-06-27 Ati International Srl Method and system for providing a video signal
US20040252697A1 (en) * 2001-09-07 2004-12-16 Volker Wille Device and method for QOS based cell capacity dimensioning
US20060140277A1 (en) * 2004-12-28 2006-06-29 Ju Chi-Cheng Method of decoding digital video and digital video decoder system thereof
US8290057B2 (en) 2005-02-18 2012-10-16 Mediatek Incorporation Method of decoding a digital video sequence and related apparatus
US7925120B2 (en) * 2005-11-14 2011-04-12 Mediatek Inc. Methods of image processing with reduced memory requirements for video encoder and decoder
JP5313880B2 (ja) * 2006-04-20 2013-10-09 トムソン ライセンシング 冗長ビデオ符号化方法および装置
KR101255205B1 (ko) * 2006-06-19 2013-04-23 삼성전자주식회사 디지털 촬영장치의 애니메이션 지아이에프 파일 생성 방법
ES2573638T3 (es) * 2008-06-23 2016-06-09 Hitachi Zosen Inova Ag Procedimiento para inyectar una sustancia en una caldera de una planta de incineración de basuras
CN103581671A (zh) * 2012-07-20 2014-02-12 晨星软件研发(深圳)有限公司 影像处理装置与影像处理方法
US11044466B2 (en) 2018-01-26 2021-06-22 Samsung Electronics Co., Ltd. Image processing device
JP7359653B2 (ja) * 2019-11-06 2023-10-11 ルネサスエレクトロニクス株式会社 動画像符号化装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4985768A (en) * 1989-01-20 1991-01-15 Victor Company Of Japan, Ltd. Inter-frame predictive encoding system with encoded and transmitted prediction error
TW199257B (pt) * 1991-07-30 1993-02-01 Sony Co Ltd
MY109399A (en) * 1992-01-07 1997-01-31 Koninklijke Philips Electronics Nv Device for processing digital data, and digital video system comprising the device
DE69312811T2 (de) * 1992-05-18 1998-03-19 Riso Kagaku Corp Kartendruckverfahren, Vorrichtung zur Aufrechterhaltung der Position von Originalen und Papier für Kartendruck
JP3443867B2 (ja) * 1992-06-26 2003-09-08 ソニー株式会社 画像信号符号化、復号化方法及び画像信号記録媒体
US5398072A (en) * 1993-10-25 1995-03-14 Lsi Logic Corporation Management of channel buffer in video decoders
TW377935U (en) * 1994-08-10 1999-12-21 Gen Instrument Corp Dram mapping for a digital video decompression processor
US5623311A (en) * 1994-10-28 1997-04-22 Matsushita Electric Corporation Of America MPEG video decoder having a high bandwidth memory
US5644361A (en) * 1994-11-30 1997-07-01 National Semiconductor Corporation Subsampled frame storage technique for reduced memory size
JP3552811B2 (ja) * 1995-09-29 2004-08-11 三菱電機株式会社 ディジタル映像信号符号化装置および復号化装置
US5777677A (en) * 1996-02-09 1998-07-07 International Business Machines Corporation Approximate MPEG decoder with compressed reference frames

Also Published As

Publication number Publication date
JPH10504690A (ja) 1998-05-06
CN1095287C (zh) 2002-11-27
US6480542B1 (en) 2002-11-12
WO1996006506A1 (de) 1996-02-29
EP0776574B1 (de) 1999-02-10
DE59505097D1 (de) 1999-03-25
CN1156530A (zh) 1997-08-06
KR100391038B1 (ko) 2003-10-22
KR970705906A (ko) 1997-10-09
EP0776574A1 (de) 1997-06-04

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
HHFI Decision: rectification
FA11 Dismissal: dismissal - article 38, par. 2 of industrial property law
B15K Others concerning applications: alteration of classification

Ipc: H04N 19/577 (2014.01), H04N 19/423 (2014.0