KR20030061789A - 트랜스코딩 방법 및 장치 - Google Patents

트랜스코딩 방법 및 장치 Download PDF

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Publication number
KR20030061789A
KR20030061789A KR10-2003-7002941A KR20037002941A KR20030061789A KR 20030061789 A KR20030061789 A KR 20030061789A KR 20037002941 A KR20037002941 A KR 20037002941A KR 20030061789 A KR20030061789 A KR 20030061789A
Authority
KR
South Korea
Prior art keywords
bitstream
picture
format
coded
transcoding
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Withdrawn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
KR10-2003-7002941A
Other languages
English (en)
Korean (ko)
Inventor
게에르링즈주르겐에이치티
Original Assignee
코닌클리즈케 필립스 일렉트로닉스 엔.브이.
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 코닌클리즈케 필립스 일렉트로닉스 엔.브이. filed Critical 코닌클리즈케 필립스 일렉트로닉스 엔.브이.
Publication of KR20030061789A publication Critical patent/KR20030061789A/ko
Withdrawn legal-status Critical Current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
    • H04N19/40—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
    • H04N19/46—Embedding additional information in the video signal during the compression process

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)
KR10-2003-7002941A 2001-06-30 2002-06-20 트랜스코딩 방법 및 장치 Withdrawn KR20030061789A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0116119.9A GB0116119D0 (en) 2001-06-30 2001-06-30 Transcoding of video data streams
GB0116119.9 2001-06-30
PCT/IB2002/002478 WO2003005728A1 (en) 2001-06-30 2002-06-20 Transcoding of video data streams

Publications (1)

Publication Number Publication Date
KR20030061789A true KR20030061789A (ko) 2003-07-22

Family

ID=9917756

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2003-7002941A Withdrawn KR20030061789A (ko) 2001-06-30 2002-06-20 트랜스코딩 방법 및 장치

Country Status (7)

Country Link
US (1) US20030002583A1 (enExample)
EP (1) EP1405523A1 (enExample)
JP (1) JP2004534484A (enExample)
KR (1) KR20030061789A (enExample)
CN (1) CN1522539A (enExample)
GB (1) GB0116119D0 (enExample)
WO (1) WO2003005728A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100927180B1 (ko) * 2006-09-25 2009-11-18 닛뽕빅터 가부시키가이샤 동화상 부호화 장치 및 동화상 부호화 방법

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GB2387057A (en) * 2002-03-28 2003-10-01 Sony Uk Ltd Multi-generation compression using rounding effects to estimate previously used quantisation parameters
JP4189952B2 (ja) * 2002-11-22 2008-12-03 株式会社リコー 符号化復号化装置、符号化復号化用プログラム及び記憶媒体
DE602004027677D1 (de) * 2003-04-10 2010-07-22 Panasonic Corp Informationsaufzeichnungsmedium und Vorrichtung und Verfahren zum Aufzeichnen von Informationen auf das Informationsaufzeichnungsmedium
JP2005295039A (ja) * 2004-03-31 2005-10-20 Toshiba Corp 録画装置、及び録画方法
KR100602954B1 (ko) * 2004-09-22 2006-07-24 주식회사 아이큐브 미디어 게이트웨이
EP1816868B1 (en) * 2004-11-25 2010-05-19 Panasonic Corporation Repeater apparatus and method for controlling the same
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
US7707485B2 (en) * 2005-09-28 2010-04-27 Vixs Systems, Inc. System and method for dynamic transrating based on content
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
JP4585479B2 (ja) * 2006-03-30 2010-11-24 株式会社東芝 サーバ装置および映像配信方法
US8311114B1 (en) 2006-12-06 2012-11-13 Zenverge, Inc. Streamlined transcoder architecture
JP2009147456A (ja) * 2007-12-11 2009-07-02 Inventec Multimedia & Telecom Corp スケジュールプログラミング可能なビデオファイル変換装置
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
US20100161779A1 (en) * 2008-12-24 2010-06-24 Verizon Services Organization Inc System and method for providing quality-referenced multimedia
WO2010086021A1 (en) * 2009-01-30 2010-08-05 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for efficient downstream video processing based on upstream metric processing and provision
US20110129202A1 (en) * 2009-12-01 2011-06-02 Divx, Llc System and method for determining bit stream compatibility
US8422859B2 (en) * 2010-03-23 2013-04-16 Vixs Systems Inc. Audio-based chapter detection in multimedia stream
US8606071B2 (en) * 2010-04-15 2013-12-10 Leonid Remennik Method and apparatus for presenting interactive multimedia using storage device interface
WO2015139628A1 (en) 2014-03-18 2015-09-24 Mediatek Inc. Data processing apparatus capable of performing optimized compression for compressed data transmission over multiple display ports of display interface and related data processing method
US20160041993A1 (en) * 2014-08-05 2016-02-11 Time Warner Cable Enterprises Llc Apparatus and methods for lightweight transcoding
US10958948B2 (en) 2017-08-29 2021-03-23 Charter Communications Operating, Llc Apparatus and methods for latency reduction in digital content switching operations
WO2019208677A1 (ja) * 2018-04-27 2019-10-31 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法および復号方法
US11743478B2 (en) * 2021-06-15 2023-08-29 International Business Machines Corporation Video stream transcoding with reduced latency and memory transfer

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
DE4416967A1 (de) * 1994-05-13 1995-11-16 Thomson Brandt Gmbh Verfahren und Vorrichtung zur Transcodierung von Bitströmen mit Videodaten
EP0765576B1 (en) * 1994-06-17 2007-08-08 SNELL & WILCOX LIMITED Video compression
GB2318246B (en) * 1996-10-09 2000-11-15 Sony Uk Ltd Processing digitally encoded signals
US5953506A (en) * 1996-12-17 1999-09-14 Adaptive Media Technologies Method and apparatus that provides a scalable media delivery system
CA2265089C (en) * 1998-03-10 2007-07-10 Sony Corporation Transcoding system using encoding history information
EP0995316A2 (en) * 1998-03-31 2000-04-26 Koninklijke Philips Electronics N.V. Method and device for modifying data in an encoded data stream
WO2000030359A1 (en) * 1998-11-17 2000-05-25 Koninklijke Philips Electronics N.V. Method of transcoding coded video signals and corresponding transcoder with motion vector selection
US6259741B1 (en) * 1999-02-18 2001-07-10 General Instrument Corporation Method of architecture for converting MPEG-2 4:2:2-profile bitstreams into main-profile bitstreams
GB2353654B (en) * 1999-08-26 2004-02-18 Sony Uk Ltd Signal processing
GB9930787D0 (en) * 1999-12-30 2000-02-16 Koninkl Philips Electronics Nv Method and apparatus for convrerting data streams
GB9930788D0 (en) * 1999-12-30 2000-02-16 Koninkl Philips Electronics Nv Method and apparatus for converting data streams

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100927180B1 (ko) * 2006-09-25 2009-11-18 닛뽕빅터 가부시키가이샤 동화상 부호화 장치 및 동화상 부호화 방법

Also Published As

Publication number Publication date
GB0116119D0 (en) 2001-08-22
US20030002583A1 (en) 2003-01-02
CN1522539A (zh) 2004-08-18
JP2004534484A (ja) 2004-11-11
EP1405523A1 (en) 2004-04-07
WO2003005728A1 (en) 2003-01-16

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20030227

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid