KR100323489B1 - 비디오데이타를가지는비트스트림의트랜스코딩방법및장치 - Google Patents

비디오데이타를가지는비트스트림의트랜스코딩방법및장치 Download PDF

Info

Publication number
KR100323489B1
KR100323489B1 KR1019950012049A KR19950012049A KR100323489B1 KR 100323489 B1 KR100323489 B1 KR 100323489B1 KR 1019950012049 A KR1019950012049 A KR 1019950012049A KR 19950012049 A KR19950012049 A KR 19950012049A KR 100323489 B1 KR100323489 B1 KR 100323489B1
Authority
KR
South Korea
Prior art keywords
video data
motion
bit stream
data rate
data
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 - Lifetime
Application number
KR1019950012049A
Other languages
English (en)
Korean (ko)
Other versions
KR950035446A (ko
Inventor
디르크아돌프
디트리히베스테르캄프
잉그휘터
카르스텐헤르펠
Original Assignee
루엘랑 브리지뜨
도이체 톰손-브란트 게엠베하
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 루엘랑 브리지뜨, 도이체 톰손-브란트 게엠베하 filed Critical 루엘랑 브리지뜨
Publication of KR950035446A publication Critical patent/KR950035446A/ko
Application granted granted Critical
Publication of KR100323489B1 publication Critical patent/KR100323489B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime 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

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)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
KR1019950012049A 1994-05-13 1995-05-12 비디오데이타를가지는비트스트림의트랜스코딩방법및장치 Expired - Lifetime KR100323489B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4416967A DE4416967A1 (de) 1994-05-13 1994-05-13 Verfahren und Vorrichtung zur Transcodierung von Bitströmen mit Videodaten
DEP4416967.1 1994-05-13

Publications (2)

Publication Number Publication Date
KR950035446A KR950035446A (ko) 1995-12-30
KR100323489B1 true KR100323489B1 (ko) 2002-06-20

Family

ID=6518105

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950012049A Expired - Lifetime KR100323489B1 (ko) 1994-05-13 1995-05-12 비디오데이타를가지는비트스트림의트랜스코딩방법및장치

Country Status (6)

Country Link
US (1) US6081295A (enExample)
EP (1) EP0682454B1 (enExample)
JP (1) JP3877234B2 (enExample)
KR (1) KR100323489B1 (enExample)
DE (2) DE4416967A1 (enExample)
MY (1) MY113063A (enExample)

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5715009A (en) 1994-03-29 1998-02-03 Sony Corporation Picture signal transmitting method and apparatus
US5847762A (en) * 1995-12-27 1998-12-08 Thomson Consumer Electronics, Inc. MPEG system which decompresses and then recompresses MPEG video data before storing said recompressed MPEG video data into memory
EP0793389B1 (en) * 1996-02-27 2001-08-16 STMicroelectronics S.r.l. Memory reduction in the MPEG-2 main profile main level decoder
WO1997039584A1 (en) * 1996-04-12 1997-10-23 Imedia Corporation Video transcoder
DE19623933A1 (de) * 1996-06-15 1997-12-18 Ise Interactive Systems Entwic Digitales Datensendesystem
DE19623934A1 (de) * 1996-06-15 1997-12-18 Ise Interactive Systems Entwic Digitales Datenempfangssystem
US6028635A (en) * 1996-12-03 2000-02-22 Stmicroelectronics, Inc. Reducing the memory required for decompression by storing compressed information using DCT based techniques
EP0862332B1 (en) * 1997-02-28 2003-05-07 Matsushita Electric Industrial Co., Ltd. Motion picture signal converting apparatus
JP3356004B2 (ja) 1997-05-30 2002-12-09 日本ビクター株式会社 可変レート符号化装置及び方法
JPH11196414A (ja) * 1997-11-06 1999-07-21 Thomson Broadcast Syst コード化されたビデオデータを処理する装置及びその装置を使用したプログラムを配布するシステム
GB2333656B (en) * 1998-01-22 2002-08-14 British Broadcasting Corp Compressed signals
DE19804564A1 (de) 1998-02-05 1999-08-12 Fraunhofer Ges Forschung Kommunikationsnetz, Verfahren zum Übertragen eines Signals, Netzverbindungseinheit und Verfahren zum Anpassen der Datenrate eines skalierten Datenstroms
CA2265089C (en) * 1998-03-10 2007-07-10 Sony Corporation Transcoding system using encoding history information
US6466623B1 (en) * 1998-03-27 2002-10-15 Industrial Technology Research Institute Method and apparatus for motion estimation for high performance transcoding
JP4200541B2 (ja) * 1998-04-03 2008-12-24 ソニー株式会社 データ変換装置及び方法、信号記録再生装置、並びに再生装置及び方法
US6477706B1 (en) 1998-05-01 2002-11-05 Cogent Technology, Inc. Cable television system using transcoding method
JP3099809B2 (ja) * 1998-06-04 2000-10-16 日本電気株式会社 片フィールドデータによるフレーム表示方法および装置
JP3271585B2 (ja) * 1998-06-19 2002-04-02 日本電気株式会社 動画像復号装置
TW379503B (en) * 1998-09-15 2000-01-11 Mentor Data System Inc Method and apparatus of video compression and reformatting to increase video channel utilization
EP1048173A1 (en) * 1998-11-17 2000-11-02 Koninklijke Philips Electronics N.V. Method of transcoding coded video signals and corresponding transcoder with motion vector selection
US6310915B1 (en) * 1998-11-20 2001-10-30 Harmonic Inc. Video transcoder with bitstream look ahead for rate control and statistical multiplexing
WO2000048402A1 (fr) 1999-02-09 2000-08-17 Sony Corporation Systeme de codage et procede associe, dispositif de codage et procede associe, dispositif de decodage et procede associe, dispositif d'enregistrement et procede associe et dispositif de reproduction et procede associe
JP2000244921A (ja) * 1999-02-24 2000-09-08 Matsushita Electric Ind Co Ltd 映像符号化方法および装置
US6625211B1 (en) * 1999-02-25 2003-09-23 Matsushita Electric Industrial Co., Ltd. Method and apparatus for transforming moving picture coding system
US7088725B1 (en) * 1999-06-30 2006-08-08 Sony Corporation Method and apparatus for transcoding, and medium
US6441754B1 (en) * 1999-08-17 2002-08-27 General Instrument Corporation Apparatus and methods for transcoder-based adaptive quantization
KR100634660B1 (ko) * 1999-09-13 2006-10-16 마츠시타 덴끼 산교 가부시키가이샤 부호화장치 및 부호화방법
EP1104198A1 (en) * 1999-11-16 2001-05-30 STMicroelectronics S.r.l. MPEG transcoder
JP3694888B2 (ja) * 1999-12-03 2005-09-14 ソニー株式会社 復号装置および方法、符号化装置および方法、情報処理装置および方法、並びに記録媒体
JP2001251616A (ja) * 2000-03-02 2001-09-14 Media Glue Corp 多重化音響・動画圧縮符号化信号変換方法、装置および変換プログラムを記録した媒体
JP3636062B2 (ja) * 2000-11-09 2005-04-06 日本電気株式会社 ビデオデータを含むデータストリームの処理回路およびその制御方法
AU2002254184A1 (en) * 2001-03-13 2002-09-24 Loronix Information Systems, Inc. Method and apparatus for temporal wavelet compression
US7068716B1 (en) 2001-03-15 2006-06-27 Bigband Networks, Inc. Method and system for compressing groups of basic media data units
US7602847B1 (en) 2001-03-27 2009-10-13 Vixs Systems, Inc. Device and method for compression of a video stream
US8107524B2 (en) * 2001-03-30 2012-01-31 Vixs Systems, Inc. Adaptive bandwidth footprint matching for multiple compressed video streams in a fixed bandwidth network
US20070053428A1 (en) * 2001-03-30 2007-03-08 Vixs Systems, Inc. Managed degradation of a video stream
GB0116119D0 (en) * 2001-06-30 2001-08-22 Koninkl Philips Electronics Nv Transcoding of video data streams
US6959348B1 (en) * 2001-07-30 2005-10-25 Vixs Systems, Inc. Method and system for accessing data
US7675972B1 (en) 2001-07-30 2010-03-09 Vixs Systems, Inc. System and method for multiple channel video transcoding
US20030039226A1 (en) * 2001-08-24 2003-02-27 Kwak Joseph A. Physical layer automatic repeat request (ARQ)
US7236529B2 (en) * 2001-10-30 2007-06-26 Industrial Technology Research Institute Methods and systems for video transcoding in DCT domain with low complexity
US7596127B1 (en) 2001-10-31 2009-09-29 Vixs Systems, Inc. System for allocating data in a communications system and method thereof
US7139330B1 (en) 2001-10-31 2006-11-21 Vixs Systems, Inc. System for signal mixing and method thereof
US7106715B1 (en) 2001-11-16 2006-09-12 Vixs Systems, Inc. System for providing data to multiple devices and method thereof
US7356079B2 (en) 2001-11-21 2008-04-08 Vixs Systems Inc. Method and system for rate control during video transcoding
US7403564B2 (en) * 2001-11-21 2008-07-22 Vixs Systems, Inc. System and method for multiple channel video transcoding
US7165180B1 (en) 2001-11-27 2007-01-16 Vixs Systems, Inc. Monolithic semiconductor device for preventing external access to an encryption key
US20030169818A1 (en) * 2002-03-06 2003-09-11 Pere Obrador Video transcoder based joint video and still image pipeline with still burst mode
US7295610B2 (en) * 2002-03-27 2007-11-13 Scientific-Atlanta, Inc. Hybrid rate control in a digital stream transcoder
US7236521B2 (en) * 2002-03-27 2007-06-26 Scientific-Atlanta, Inc. Digital stream transcoder
US7190723B2 (en) * 2002-03-27 2007-03-13 Scientific-Atlanta, Inc. Digital stream transcoder with a hybrid-rate controller
JP4193406B2 (ja) * 2002-04-16 2008-12-10 三菱電機株式会社 映像データ変換装置および映像データ変換方法
US7310679B1 (en) 2002-04-29 2007-12-18 Vixs Systems Inc. Method and system for transmitting video content while preventing other transmissions in a contention-based network
US7120253B2 (en) * 2002-05-02 2006-10-10 Vixs Systems, Inc. Method and system for protecting video data
US20040136457A1 (en) * 2002-10-23 2004-07-15 John Funnell Method and system for supercompression of compressed digital video
US20040141555A1 (en) * 2003-01-16 2004-07-22 Rault Patrick M. Method of motion vector prediction and system thereof
US7408989B2 (en) * 2003-01-16 2008-08-05 Vix5 Systems Inc Method of video encoding using windows and system thereof
US7327784B2 (en) * 2003-02-24 2008-02-05 Vixs Systems, Inc. Method and system for transcoding video data
US7133452B1 (en) 2003-02-24 2006-11-07 Vixs Systems, Inc. Method and system for transcoding video data
US7606305B1 (en) 2003-02-24 2009-10-20 Vixs Systems, Inc. Method and system for transcoding video data
US7130350B1 (en) 2003-02-28 2006-10-31 Vixs Systems, Inc. Method and system for encoding and decoding data in a video stream
JP4196726B2 (ja) * 2003-05-14 2008-12-17 ソニー株式会社 画像処理装置および画像処理方法、記録媒体、並びに、プログラム
US7739105B2 (en) * 2003-06-13 2010-06-15 Vixs Systems, Inc. System and method for processing audio frames
US7277101B2 (en) 2003-09-29 2007-10-02 Vixs Systems Inc Method and system for scaling images
US7668396B2 (en) * 2003-09-29 2010-02-23 Vixs Systems, Inc. Method and system for noise reduction in an image
KR20050052717A (ko) * 2003-12-01 2005-06-07 엘지전자 주식회사 오디오 원본 보존 트랜스코딩 시스템 및 방법
US7406598B2 (en) * 2004-02-17 2008-07-29 Vixs Systems Inc. Method and system for secure content distribution
CA2594118C (en) * 2004-12-08 2015-07-21 Imagine Communications Ltd. Distributed statistical multiplexing of multi-media
US7421048B2 (en) * 2005-01-20 2008-09-02 Vixs Systems, Inc. System and method for multimedia delivery in a wireless environment
US7366239B1 (en) 2005-01-26 2008-04-29 Big Band Networks Inc. Method and system for compressing groups of basic media data units
US7609766B2 (en) * 2005-02-08 2009-10-27 Vixs Systems, Inc. System of intra-picture complexity preprocessing
US8949920B2 (en) * 2005-03-17 2015-02-03 Vixs Systems Inc. System and method for storage device emulation in a multimedia processing system
US7400869B2 (en) * 2005-03-22 2008-07-15 Vixs Systems Inc. System and method for adaptive DC offset compensation in wireless transmissions
US7707485B2 (en) 2005-09-28 2010-04-27 Vixs Systems, Inc. System and method for dynamic transrating based on content
US20070112826A1 (en) * 2005-11-10 2007-05-17 Vixs Systems, Inc. Multimedia transcoding based on remaining storage capacity
US7936933B2 (en) * 2005-11-18 2011-05-03 Microsoft Corporation Accelerating video data decoding
US8131995B2 (en) * 2006-01-24 2012-03-06 Vixs Systems, Inc. Processing feature revocation and reinvocation
EP1978743B1 (en) * 2007-04-02 2020-07-01 Vestel Elektronik Sanayi ve Ticaret A.S. A method and apparatus for transcoding a video signal
US8166170B2 (en) * 2008-10-26 2012-04-24 Imagine Communications Ltd. Distributed multiplexing
CN102881306B (zh) * 2012-09-06 2015-06-10 杭州天视智能系统有限公司 一种视频文件转码方法及装置
KR20160061172A (ko) 2014-11-21 2016-05-31 삼성전자주식회사 디코더, 상기 디코더를 포함하는 디코딩 시스템, 및 상기 디코더의 동작 방법
GB2547442B (en) * 2016-02-17 2022-01-12 V Nova Int Ltd Physical adapter, signal processing equipment, methods and computer programs

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57166640A (en) * 1981-04-03 1982-10-14 Hitachi Ltd Data transmission converting system of buffer device
DE3510902A1 (de) * 1985-03-26 1986-10-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung mit einem pufferspeicher zur umsetzung eines redundanten datensignales in ein digitales leistungssignal
DE3803835A1 (de) * 1988-02-09 1989-08-17 Thomson Brandt Gmbh Transcoder
JPH04192080A (ja) * 1990-11-27 1992-07-10 Mitsubishi Electric Corp 画像メモリ装置及び画像データ処理方法
US5334977A (en) * 1991-03-08 1994-08-02 Nec Corporation ADPCM transcoder wherein different bit numbers are used in code conversion
US5231484A (en) * 1991-11-08 1993-07-27 International Business Machines Corporation Motion video compression system with adaptive bit allocation and quantization
KR0166716B1 (ko) * 1992-06-18 1999-03-20 강진구 블럭 dpcm을 이용한 부호화/복호화방법 및 장치
KR0134871B1 (ko) * 1992-07-17 1998-04-22 사또오 후미오 고능률 부호화 복호화 시스템
JP3545000B2 (ja) * 1992-11-02 2004-07-21 ソニー株式会社 画像信号符号化装置、画像信号復号化装置
NZ263588A (en) * 1993-03-26 1997-07-27 British Telecomm Video data stream transcoding
JP3085024B2 (ja) * 1993-06-01 2000-09-04 松下電器産業株式会社 画像再圧縮器及び画像記録装置
NL9301358A (nl) * 1993-08-04 1995-03-01 Nederland Ptt Transcodeerinrichting.
US5537440A (en) * 1994-01-07 1996-07-16 Motorola, Inc. Efficient transcoding device and method
US5541852A (en) * 1994-04-14 1996-07-30 Motorola, Inc. Device, method and system for variable bit-rate packet video communications
US5617142A (en) * 1994-11-08 1997-04-01 General Instrument Corporation Of Delaware Method and apparatus for changing the compression level of a compressed digital signal

Also Published As

Publication number Publication date
EP0682454A3 (enExample) 1995-12-06
KR950035446A (ko) 1995-12-30
US6081295A (en) 2000-06-27
JPH07322269A (ja) 1995-12-08
JP3877234B2 (ja) 2007-02-07
EP0682454A2 (de) 1995-11-15
MY113063A (en) 2001-11-30
DE4416967A1 (de) 1995-11-16
EP0682454B1 (de) 1999-08-11
DE59506567D1 (de) 1999-09-16

Similar Documents

Publication Publication Date Title
KR100323489B1 (ko) 비디오데이타를가지는비트스트림의트랜스코딩방법및장치
US7277587B2 (en) System and method for lossless video coding
US5278647A (en) Video decoder using adaptive macroblock leak signals
US8300688B2 (en) Method for video transcoding with adaptive frame rate control
KR100950743B1 (ko) 화상 정보 부호화 장치 및 방법, 및 화상 정보 복호 장치및 방법
KR20060109290A (ko) 화상 복호 장치 및 화상 복호 방법과 화상 복호 프로그램
US8428142B2 (en) System and method for transcoding data from one video standard to another video standard
US20020122491A1 (en) Video decoder architecture and method for using same
EP1587327A2 (en) Video transcoding
US6792045B2 (en) Image signal transcoder capable of bit stream transformation suppressing deterioration of picture quality
JP3855522B2 (ja) 動画変換装置
JP2005506815A5 (enExample)
HK1224471A1 (zh) 视频解码装置和视频解码方法
JP2001211455A (ja) 画像符号化方法及び画像符号化装置
US6961377B2 (en) Transcoder system for compressed digital video bitstreams
US20100104022A1 (en) Method and apparatus for video processing using macroblock mode refinement
EP2077670A1 (en) Transcoder, transcoding method, decoder, and decoding method
KR101147744B1 (ko) 비디오 트랜스 코딩 방법 및 장치와 이를 이용한 ｐｖｒ
JP4799547B2 (ja) それぞれマルチマクロブロックを含む予測ピクチャおよび非予測ピクチャを使用した、ピクチャシーケンスのエンコーディング方法およびエンコーディング装置
JP2007266749A (ja) 符号化方法
US6556714B2 (en) Signal processing apparatus and method
JP2003061091A (ja) 圧縮ビットストリームをアップサンプリングする方法および装置
JP3263901B2 (ja) 画像信号符号化方法及び装置、画像信号復号化方法及び装置
JP2000312362A (ja) 画像符号化方式変換装置、画像符号化方式変換方法および記録媒体
JP3301375B2 (ja) 画像信号符号化装置及び方法、画像信号復号装置及び方法

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19950512

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20000322

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19950512

Comment text: Patent Application

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20011220

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20020124

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20020125

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20050111

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20060120

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20070110

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20080107

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20090109

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20100111

Start annual number: 9

End annual number: 9

PR1001 Payment of annual fee

Payment date: 20101222

Start annual number: 10

End annual number: 10

PR1001 Payment of annual fee

Payment date: 20120106

Start annual number: 11

End annual number: 11

FPAY Annual fee payment

Payment date: 20130107

Year of fee payment: 12

PR1001 Payment of annual fee

Payment date: 20130107

Start annual number: 12

End annual number: 12

FPAY Annual fee payment

Payment date: 20131219

Year of fee payment: 13

PR1001 Payment of annual fee

Payment date: 20131219

Start annual number: 13

End annual number: 13

FPAY Annual fee payment

Payment date: 20141230

Year of fee payment: 14

PR1001 Payment of annual fee

Payment date: 20141230

Start annual number: 14

End annual number: 14

EXPY Expiration of term
PC1801 Expiration of term

Termination date: 20151112

Termination category: Expiration of duration