ATE372646T1 - Videotranskodierung - Google Patents

Videotranskodierung

Info

Publication number
ATE372646T1
ATE372646T1 AT04727087T AT04727087T ATE372646T1 AT E372646 T1 ATE372646 T1 AT E372646T1 AT 04727087 T AT04727087 T AT 04727087T AT 04727087 T AT04727087 T AT 04727087T AT E372646 T1 ATE372646 T1 AT E372646T1
Authority
AT
Austria
Prior art keywords
motion estimation
video
estimation data
encoding standard
video signal
Prior art date
Application number
AT04727087T
Other languages
English (en)
Inventor
Dzevdet Burazerovic
Original Assignee
Koninkl 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE372646T1 publication Critical patent/ATE372646T1/de

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)
AT04727087T 2003-04-17 2004-04-13 Videotranskodierung ATE372646T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03101052 2003-04-17

Publications (1)

Publication Number Publication Date
ATE372646T1 true ATE372646T1 (de) 2007-09-15

Family

ID=33185942

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04727087T ATE372646T1 (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
US8102916B1 (en) 2006-01-12 2012-01-24 Zenverge, Inc. Dynamically changing media compression format in compressed domain
US7830800B1 (en) * 2006-01-12 2010-11-09 Zenverge, Inc. Architecture for combining media processing with networking
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
WO2009097284A1 (en) * 2008-02-01 2009-08-06 Zenverge, Inc. Intermediate compression of reference frames for transcoding
US8265168B1 (en) 2008-02-01 2012-09-11 Zenverge, Inc. Providing trick mode for video stream transmitted over network
WO2010067624A1 (ja) * 2008-12-12 2010-06-17 パナソニック株式会社 トランスコード装置、トランスコード方法及びデジタルレコーダー
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
US8566393B2 (en) 2009-08-10 2013-10-22 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
EP3570542B1 (de) 2010-11-24 2022-09-14 Velos Media International Limited Bewegungsvektorberechnungsverfahren, bildcodierungsverfahren, bilddecodierungsverfahren, bewegungsvektorberechnungsvorrichtung und bildcodierungs- und decodierungsvorrichtung
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
BR112013001241A2 (pt) 2011-01-12 2018-01-23 Panasonic Corporation método de codificação de imagem em movimento e método de decodificação de imagem em movimento
US10404998B2 (en) * 2011-02-22 2019-09-03 Sun Patent Trust Moving picture coding method, moving picture coding apparatus, moving picture decoding method, and moving picture decoding apparatus
KR101878008B1 (ko) 2011-03-03 2018-07-13 선 페이턴트 트러스트 동화상 부호화 방법, 동화상 복호 방법, 동화상 부호화 장치, 동화상 복호 장치 및 동화상 부호화 복호 장치
US9083949B2 (en) 2011-04-15 2015-07-14 Sk Planet Co., Ltd. High speed scalable video coding device and method using multi-track video
CA3101406C (en) * 2011-06-14 2023-05-09 Tammy Lee Method and apparatus for encoding motion information and method and apparatus for decoding same
TWI604721B (zh) * 2012-07-02 2017-11-01 三星電子股份有限公司 畫面間預測的運動向量預測方法與裝置
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

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* Cited by examiner, † Cited by third party
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ES2171312T3 (es) * 1997-11-27 2002-09-01 British Telecomm Transcodificacion.
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
EP1618744A1 (de) 2006-01-25
EP1618744B1 (de) 2007-09-05
KR20050112130A (ko) 2005-11-29
DE602004008763D1 (de) 2007-10-18
CN1774930A (zh) 2006-05-17
WO2004093461A1 (en) 2004-10-28
JP2006524000A (ja) 2006-10-19
US20070036218A1 (en) 2007-02-15
DE602004008763T2 (de) 2008-06-12

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