DE602004008763D1 - Videotranskodierung - Google Patents

Videotranskodierung

Info

Publication number
DE602004008763D1
DE602004008763D1 DE602004008763T DE602004008763T DE602004008763D1 DE 602004008763 D1 DE602004008763 D1 DE 602004008763D1 DE 602004008763 T DE602004008763 T DE 602004008763T DE 602004008763 T DE602004008763 T DE 602004008763T DE 602004008763 D1 DE602004008763 D1 DE 602004008763D1
Authority
DE
Germany
Prior art keywords
motion estimation
video
estimation data
encoding standard
video signal
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
DE602004008763T
Other languages
English (en)
Other versions
DE602004008763T2 (de
Inventor
Dzevdet Burazerovic
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE602004008763D1 publication Critical patent/DE602004008763D1/de
Application granted granted Critical
Publication of DE602004008763T2 publication Critical patent/DE602004008763T2/de
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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • 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
    • 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
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape

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)
DE602004008763T 2003-04-17 2004-04-13 Videotranskodierung Expired - Fee Related DE602004008763T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP03101052 2003-04-17
EP03101052 2003-04-17
PCT/IB2004/050427 WO2004093461A1 (en) 2003-04-17 2004-04-13 Video transcoding

Publications (2)

Publication Number Publication Date
DE602004008763D1 true DE602004008763D1 (de) 2007-10-18
DE602004008763T2 DE602004008763T2 (de) 2008-06-12

Family

ID=33185942

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004008763T Expired - Fee Related DE602004008763T2 (de) 2003-04-17 2004-04-13 Videotranskodierung

Country Status (8)

Country Link
US (1) US20070036218A1 (de)
EP (1) EP1618744B1 (de)
JP (1) JP2006524000A (de)
KR (1) KR20050112130A (de)
CN (1) CN1774930A (de)
AT (1) ATE372646T1 (de)
DE (1) DE602004008763T2 (de)
WO (1) WO2004093461A1 (de)

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JP2005347786A (ja) * 2004-05-31 2005-12-15 Toshiba Corp デジタル機器、トランスコーダ、及びデータ送信方法
US7933335B2 (en) * 2004-11-30 2011-04-26 Panasonic Corporation Moving picture conversion apparatus
JP4764706B2 (ja) * 2004-11-30 2011-09-07 パナソニック株式会社 動画像変換装置
JP2006295503A (ja) * 2005-04-08 2006-10-26 Pioneer Electronic Corp 再符号化装置、再符号化方法、および再符号化用プログラム
CN100341333C (zh) * 2005-05-23 2007-10-03 上海广电（集团）有限公司中央研究院 一种增强像素域码流转换方法
US8447121B2 (en) 2005-09-14 2013-05-21 Microsoft Corporation Efficient integrated digital video transcoding
US20070058713A1 (en) * 2005-09-14 2007-03-15 Microsoft Corporation Arbitrary resolution change downsizing decoder
JP4875894B2 (ja) * 2006-01-05 2012-02-15 株式会社日立国際電気 画像符号化装置および画像符号化方法
KR20070108433A (ko) 2006-01-09 2007-11-12 한국전자통신연구원 청크 디스크립터를 이용한 ｓｖｃ 파일포맷에서의 비디오데이터 공유방법
US7830800B1 (en) 2006-01-12 2010-11-09 Zenverge, Inc. Architecture for combining media processing with networking
US8102916B1 (en) 2006-01-12 2012-01-24 Zenverge, Inc. Dynamically changing media compression format in compressed domain
US20070201554A1 (en) 2006-02-24 2007-08-30 Samsung Electronics Co., Ltd. Video transcoding method and apparatus
US8311114B1 (en) 2006-12-06 2012-11-13 Zenverge, Inc. Streamlined transcoder architecture
US8331448B2 (en) 2006-12-22 2012-12-11 Qualcomm Incorporated Systems and methods for efficient spatial intra predictabilty determination (or assessment)
US8605786B2 (en) * 2007-09-04 2013-12-10 The Regents Of The University Of California Hierarchical motion vector processing method, software and devices
JP5207693B2 (ja) * 2007-09-18 2013-06-12 キヤノン株式会社 画像符号化装置及び画像符号化方法
US8098732B2 (en) 2007-10-10 2012-01-17 Sony Corporation System for and method of transcoding video sequences from a first format to a second format
US8265168B1 (en) 2008-02-01 2012-09-11 Zenverge, Inc. Providing trick mode for video stream transmitted over network
WO2009097284A1 (en) * 2008-02-01 2009-08-06 Zenverge, Inc. Intermediate compression of reference frames for transcoding
US8675979B2 (en) * 2008-12-12 2014-03-18 Panasonic Corporation Transcoder, method of transcoding, and digital recorder
US9485299B2 (en) * 2009-03-09 2016-11-01 Arris Canada, Inc. Progressive download gateway
US9076239B2 (en) * 2009-04-30 2015-07-07 Stmicroelectronics S.R.L. Method and systems for thumbnail generation, and corresponding computer program product
CA2711311C (en) 2009-08-10 2016-08-23 Seawell Networks Inc. Methods and systems for scalable video chunking
CN101909211B (zh) * 2010-01-04 2012-05-23 西安电子科技大学 基于快速模式判决的h.264/avc高效转码器
CN103069804B (zh) 2010-11-24 2017-05-03 太阳专利托管公司 运动矢量计算方法、图像解码方法、运动矢量计算装置及图像解码装置
CN102025999B (zh) * 2010-12-31 2012-05-16 北京工业大学 基于支持向量机的视频转码快速帧内预测方法
CN102065297B (zh) * 2011-01-05 2012-10-24 宁波大学 一种mpeg-2到h.264的快速视频转码方法
WO2012096173A1 (ja) 2011-01-12 2012-07-19 パナソニック株式会社 動画像符号化方法および動画像復号化方法
WO2012114694A1 (ja) * 2011-02-22 2012-08-30 パナソニック株式会社 動画像符号化方法、動画像符号化装置、動画像復号方法、および、動画像復号装置
JP5358746B2 (ja) 2011-03-03 2013-12-04 パナソニック株式会社 動画像符号化方法、動画像符号化装置及びプログラム
EP3021587A3 (de) 2011-04-15 2016-12-28 SK Planet Co., Ltd. Vorrichtung und verfahren zur skalierbaren hochgeschwindigkeitsvideocodierung unter verwendung von mehrspurigen videos
AU2012270359B2 (en) * 2011-06-14 2014-10-30 Samsung Electronics Co., Ltd. Method and apparatus for encoding motion information and method and apparatus for decoding same
JP2015525547A (ja) * 2012-07-02 2015-09-03 サムスン エレクトロニクス カンパニー リミテッド ビデオ符号化またはビデオ復号化のための動きベクトル予測方法及びその装置
US20140269920A1 (en) * 2013-03-15 2014-09-18 Cisco Technology, Inc. Motion Estimation Guidance in Transcoding Operation
CN105306947B (zh) * 2015-10-27 2018-08-07 中国科学院深圳先进技术研究院 基于机器学习的视频转码方法
CN112565770B (zh) * 2020-12-08 2022-08-12 深圳万兴软件有限公司 一种视频编码方法、装置、计算机设备及存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU744535B2 (en) * 1997-11-27 2002-02-28 British Telecommunications Public Limited Company Transcoding
JP3855522B2 (ja) * 1999-02-23 2006-12-13 松下電器産業株式会社 動画変換装置
JP4378824B2 (ja) * 2000-02-22 2009-12-09 ソニー株式会社 画像処理装置及び方法
GB2369952B (en) * 2001-03-10 2002-12-04 Ericsson Telefon Ab L M Transcoding of video signals
JP3874179B2 (ja) * 2002-03-14 2007-01-31 Ｋｄｄｉ株式会社 符号化動画像変換装置

Also Published As

Publication number Publication date
EP1618744B1 (de) 2007-09-05
KR20050112130A (ko) 2005-11-29
US20070036218A1 (en) 2007-02-15
DE602004008763T2 (de) 2008-06-12
WO2004093461A1 (en) 2004-10-28
JP2006524000A (ja) 2006-10-19
EP1618744A1 (de) 2006-01-25
ATE372646T1 (de) 2007-09-15
CN1774930A (zh) 2006-05-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee