DE69803195D1 - Codeumsetzung - Google Patents
CodeumsetzungInfo
- Publication number
- DE69803195D1 DE69803195D1 DE69803195T DE69803195T DE69803195D1 DE 69803195 D1 DE69803195 D1 DE 69803195D1 DE 69803195 T DE69803195 T DE 69803195T DE 69803195 T DE69803195 T DE 69803195T DE 69803195 D1 DE69803195 D1 DE 69803195D1
- Authority
- DE
- Germany
- Prior art keywords
- code implementation
- code
- implementation
- 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
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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97309575 | 1997-11-27 | ||
PCT/GB1998/003553 WO1999029113A1 (en) | 1997-11-27 | 1998-11-27 | Transcoding |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69803195D1 true DE69803195D1 (de) | 2002-02-21 |
DE69803195T2 DE69803195T2 (de) | 2002-08-29 |
Family
ID=8229639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69803195T Expired - Lifetime DE69803195T2 (de) | 1997-11-27 | 1998-11-27 | Codeumsetzung |
Country Status (11)
Country | Link |
---|---|
US (1) | US6625320B1 (de) |
EP (1) | EP1010330B1 (de) |
JP (1) | JP4132664B2 (de) |
KR (1) | KR100592651B1 (de) |
CN (1) | CN1156164C (de) |
AU (1) | AU744535B2 (de) |
CA (1) | CA2303516C (de) |
DE (1) | DE69803195T2 (de) |
ES (1) | ES2171312T3 (de) |
HK (1) | HK1029694A1 (de) |
WO (1) | WO1999029113A1 (de) |
Families Citing this family (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6466623B1 (en) * | 1998-03-27 | 2002-10-15 | Industrial Technology Research Institute | Method and apparatus for motion estimation for high performance 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 |
EP1083750A3 (de) * | 1999-09-10 | 2009-09-23 | NTT DoCoMo, Inc. | Verfahren und Vorrichtung zur Transcodierung von codierten Videodaten |
US7738550B2 (en) | 2000-03-13 | 2010-06-15 | Sony Corporation | Method and apparatus for generating compact transcoding hints metadata |
US7058127B2 (en) * | 2000-12-27 | 2006-06-06 | International Business Machines Corporation | Method and system for video transcoding |
GB2369952B (en) * | 2001-03-10 | 2002-12-04 | Ericsson Telefon Ab L M | Transcoding of video signals |
US7236529B2 (en) | 2001-10-30 | 2007-06-26 | Industrial Technology Research Institute | Methods and systems for video transcoding in DCT domain with low complexity |
US7173947B1 (en) * | 2001-11-28 | 2007-02-06 | Cisco Technology, Inc. | Methods and apparatus to evaluate statistical remultiplexer performance |
US20030105880A1 (en) * | 2001-12-04 | 2003-06-05 | Koninklijke Philips Electronics N.V. | Distributed processing, storage, and transmision of multimedia information |
KR100446083B1 (ko) * | 2002-01-02 | 2004-08-30 | 삼성전자주식회사 | 움직임 추정 및 모드 결정 장치 및 방법 |
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 |
JP4346868B2 (ja) * | 2002-06-17 | 2009-10-21 | 株式会社日立製作所 | 動画符号化装置、及び動画記録再生装置、及び動画再生装置、及び動画符号化方法ならびに動画記録再生方法 |
RU2375839C2 (ru) * | 2003-02-18 | 2009-12-10 | Нокиа Корпорейшн | Способ кодирования изображений |
CN100568964C (zh) | 2003-02-18 | 2009-12-09 | 诺基亚有限公司 | 图像解码方法 |
US7606305B1 (en) | 2003-02-24 | 2009-10-20 | Vixs Systems, Inc. | Method and system for transcoding video data |
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 |
KR100693669B1 (ko) * | 2003-03-03 | 2007-03-09 | 엘지전자 주식회사 | 피일드 매크로 블록의 레퍼런스 픽쳐 결정 방법 |
EP1618744B1 (de) * | 2003-04-17 | 2007-09-05 | Koninklijke Philips Electronics N.V. | Videotranskodierung |
US8621542B2 (en) * | 2003-08-11 | 2013-12-31 | Warner Bros. Entertainment Inc. | Digital media distribution device |
JP4470431B2 (ja) * | 2003-10-01 | 2010-06-02 | ソニー株式会社 | データ処理装置およびその方法 |
KR100965881B1 (ko) * | 2003-10-10 | 2010-06-24 | 삼성전자주식회사 | 비디오 데이터 인코딩 시스템 및 디코딩 시스템 |
KR100595616B1 (ko) | 2003-11-24 | 2006-06-30 | 엘지전자 주식회사 | 디지털 동영상 트랜스코딩을 위한 움직임 추정 방법 |
US20050201471A1 (en) * | 2004-02-13 | 2005-09-15 | Nokia Corporation | Picture decoding method |
US7296205B2 (en) | 2004-02-18 | 2007-11-13 | Nokia Corporation | Data repair |
JPWO2006011197A1 (ja) * | 2004-07-27 | 2008-05-01 | 三菱電機株式会社 | 符号化データ再符号化装置及びその復号装置並びにプログラム |
US9124907B2 (en) * | 2004-10-04 | 2015-09-01 | Nokia Technologies Oy | Picture buffering method |
KR100679022B1 (ko) * | 2004-10-18 | 2007-02-05 | 삼성전자주식회사 | 계층간 필터링을 이용한 비디오 코딩 및 디코딩방법과,비디오 인코더 및 디코더 |
US20060210156A1 (en) * | 2005-03-18 | 2006-09-21 | Sharp Laboratories Of America, Inc. | Video compression for raw rgb format using residual color transform |
US7912127B2 (en) * | 2005-08-05 | 2011-03-22 | Lsi Corporation | H.264 to VC-1 and VC-1 to H.264 transcoding |
US8155194B2 (en) * | 2005-08-05 | 2012-04-10 | Lsi Corporation | Method and apparatus for MPEG-2 to H.264 video transcoding |
US8045618B2 (en) * | 2005-08-05 | 2011-10-25 | Lsi Corporation | Method and apparatus for MPEG-2 to VC-1 video transcoding |
US7903739B2 (en) * | 2005-08-05 | 2011-03-08 | Lsi Corporation | Method and apparatus for VC-1 to MPEG-2 video transcoding |
US8208540B2 (en) * | 2005-08-05 | 2012-06-26 | Lsi Corporation | Video bitstream transcoding method and apparatus |
US7881384B2 (en) | 2005-08-05 | 2011-02-01 | Lsi Corporation | Method and apparatus for H.264 to MPEG-2 video transcoding |
US20070297612A1 (en) * | 2005-10-21 | 2007-12-27 | Meir Feder | Method, device and system of encrypted wireless communication |
US8559525B2 (en) * | 2005-10-21 | 2013-10-15 | Amimon Ltd. | Apparatus and method for uncompressed, wireless transmission of video |
WO2007048061A2 (en) * | 2005-10-21 | 2007-04-26 | Amimon Ltd. | Apparatus and method for uncompressed, wireless transmission of video |
US7860180B2 (en) * | 2005-10-21 | 2010-12-28 | Amimon Ltd | OFDM modem for transmission of continuous complex numbers |
ZA200805337B (en) | 2006-01-09 | 2009-11-25 | Thomson Licensing | Method and apparatus for providing reduced resolution update mode for multiview video coding |
WO2007106844A2 (en) | 2006-03-14 | 2007-09-20 | Divx, Inc. | Federated digital rights management scheme including trusted systems |
US8290036B2 (en) * | 2008-06-11 | 2012-10-16 | Optibase Technologies Ltd. | Method, apparatus and system for concurrent processing of multiple video streams |
AU2010203605B2 (en) | 2009-01-07 | 2015-05-14 | Divx, Llc | Singular, collective and automated creation of a media guide for online content |
US8687685B2 (en) | 2009-04-14 | 2014-04-01 | Qualcomm Incorporated | Efficient transcoding of B-frames to P-frames |
EP2507995A4 (de) | 2009-12-04 | 2014-07-09 | Sonic Ip Inc | Systeme und verfahren zum transport eines kryptographischen materials für elementare bitströme |
US9247312B2 (en) | 2011-01-05 | 2016-01-26 | Sonic Ip, Inc. | Systems and methods for encoding source media in matroska container files for adaptive bitrate streaming using hypertext transfer protocol |
US9467708B2 (en) | 2011-08-30 | 2016-10-11 | Sonic Ip, Inc. | Selection of resolutions for seamless resolution switching of multimedia content |
US8964977B2 (en) | 2011-09-01 | 2015-02-24 | Sonic Ip, Inc. | Systems and methods for saving encoded media streamed using adaptive bitrate streaming |
US8909922B2 (en) | 2011-09-01 | 2014-12-09 | Sonic Ip, Inc. | Systems and methods for playing back alternative streams of protected content protected using common cryptographic information |
MX341203B (es) | 2012-05-14 | 2016-08-11 | Rossato Luca | Descomposicion de datos residuales durante la codificacion, decodificacion y reconstruccion de señal en jerarquia escalonada. |
US9191457B2 (en) | 2012-12-31 | 2015-11-17 | Sonic Ip, Inc. | Systems, methods, and media for controlling delivery of content |
US9313510B2 (en) | 2012-12-31 | 2016-04-12 | Sonic Ip, Inc. | Use of objective quality measures of streamed content to reduce streaming bandwidth |
US9906785B2 (en) * | 2013-03-15 | 2018-02-27 | Sonic Ip, Inc. | Systems, methods, and media for transcoding video data according to encoding parameters indicated by received metadata |
US10397292B2 (en) | 2013-03-15 | 2019-08-27 | Divx, Llc | Systems, methods, and media for delivery of content |
US9094737B2 (en) | 2013-05-30 | 2015-07-28 | Sonic Ip, Inc. | Network video streaming with trick play based on separate trick play files |
US9967305B2 (en) | 2013-06-28 | 2018-05-08 | Divx, Llc | Systems, methods, and media for streaming media content |
US9866878B2 (en) | 2014-04-05 | 2018-01-09 | Sonic Ip, Inc. | Systems and methods for encoding and playing back video at different frame rates using enhancement layers |
US10498795B2 (en) | 2017-02-17 | 2019-12-03 | Divx, Llc | Systems and methods for adaptive switching between multiple content delivery networks during adaptive bitrate streaming |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9301358A (nl) | 1993-08-04 | 1995-03-01 | Nederland Ptt | Transcodeerinrichting. |
US5473379A (en) * | 1993-11-04 | 1995-12-05 | At&T Corp. | Method and apparatus for improving motion compensation in digital video coding |
JP3031152B2 (ja) * | 1993-12-24 | 2000-04-10 | 日本電気株式会社 | 動き予測プロセッサ及び動き予測装置 |
EP0661885A1 (de) | 1993-12-28 | 1995-07-05 | Canon Kabushiki Kaisha | Bildverarbeitungsverfahren und Vorrichtung zur Umwandlung von in verschiedenen Formaten codierten Daten |
US5940130A (en) * | 1994-04-21 | 1999-08-17 | British Telecommunications Public Limited Company | Video transcoder with by-pass transfer of extracted motion compensation data |
SG43051A1 (en) | 1994-04-21 | 1997-10-17 | British Telecomm | A transcoder |
EP0690392B1 (de) * | 1994-06-30 | 2001-09-26 | Koninklijke Philips Electronics N.V. | Verfahren und Einrichtung zur Codeumwandlung von codiertem Datenstrom |
US5512953A (en) | 1994-08-09 | 1996-04-30 | At&T Corp. | Method and apparatus for conversion of compressed bit stream representation of video signal |
JP3058028B2 (ja) | 1994-10-31 | 2000-07-04 | 三菱電機株式会社 | 画像符号化データ再符号化装置 |
US5600646A (en) * | 1995-01-27 | 1997-02-04 | Videoserver, Inc. | Video teleconferencing system with digital transcoding |
US5774206A (en) * | 1995-05-10 | 1998-06-30 | Cagent Technologies, Inc. | Process for controlling an MPEG decoder |
US5956088A (en) | 1995-11-21 | 1999-09-21 | Imedia Corporation | Method and apparatus for modifying encoded digital video for improved channel utilization |
JPH09182083A (ja) * | 1995-12-27 | 1997-07-11 | Matsushita Electric Ind Co Ltd | ビデオ画像符号化方法及び復号化方法とその装置 |
JPH1051766A (ja) * | 1996-08-05 | 1998-02-20 | Mitsubishi Electric Corp | 画像符号化データ変換装置 |
SE515535C2 (sv) | 1996-10-25 | 2001-08-27 | Ericsson Telefon Ab L M | En transkoder |
-
1998
- 1998-11-27 CA CA002303516A patent/CA2303516C/en not_active Expired - Fee Related
- 1998-11-27 US US09/485,597 patent/US6625320B1/en not_active Expired - Lifetime
- 1998-11-27 JP JP2000523808A patent/JP4132664B2/ja not_active Expired - Fee Related
- 1998-11-27 EP EP98955804A patent/EP1010330B1/de not_active Expired - Lifetime
- 1998-11-27 AU AU12528/99A patent/AU744535B2/en not_active Ceased
- 1998-11-27 KR KR1020007004175A patent/KR100592651B1/ko not_active IP Right Cessation
- 1998-11-27 DE DE69803195T patent/DE69803195T2/de not_active Expired - Lifetime
- 1998-11-27 ES ES98955804T patent/ES2171312T3/es not_active Expired - Lifetime
- 1998-11-27 CN CNB988115794A patent/CN1156164C/zh not_active Expired - Lifetime
- 1998-11-27 WO PCT/GB1998/003553 patent/WO1999029113A1/en active IP Right Grant
-
2000
- 2000-12-07 HK HK00107887A patent/HK1029694A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100592651B1 (ko) | 2006-06-23 |
CA2303516C (en) | 2007-09-11 |
AU1252899A (en) | 1999-06-16 |
WO1999029113A1 (en) | 1999-06-10 |
JP4132664B2 (ja) | 2008-08-13 |
EP1010330A1 (de) | 2000-06-21 |
CA2303516A1 (en) | 1999-06-10 |
KR20010031222A (ko) | 2001-04-16 |
AU744535B2 (en) | 2002-02-28 |
EP1010330B1 (de) | 2002-01-16 |
JP2001525638A (ja) | 2001-12-11 |
ES2171312T3 (es) | 2002-09-01 |
US6625320B1 (en) | 2003-09-23 |
CN1280743A (zh) | 2001-01-17 |
DE69803195T2 (de) | 2002-08-29 |
HK1029694A1 (en) | 2001-04-06 |
CN1156164C (zh) | 2004-06-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |