WO2004008734A3 - Method and apparatus for transcoding between hybrid video codec bitstreams - Google Patents
Method and apparatus for transcoding between hybrid video codec bitstreams Download PDFInfo
- Publication number
- WO2004008734A3 WO2004008734A3 PCT/US2003/022175 US0322175W WO2004008734A3 WO 2004008734 A3 WO2004008734 A3 WO 2004008734A3 US 0322175 W US0322175 W US 0322175W WO 2004008734 A3 WO2004008734 A3 WO 2004008734A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- transcoding
- bitstreams
- hybrid video
- video codec
- encoded parameters
- Prior art date
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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
- H04N19/426—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements using memory downsizing methods
-
- 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
- H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
-
- 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
- H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders
-
- 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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005505136A JP2005533468A (en) | 2002-07-17 | 2003-07-15 | Method and apparatus for transform coding between hybrid video codec bitstreams |
EP03764716A EP1523808A4 (en) | 2002-07-17 | 2003-07-15 | Method and apparatus for transcoding between hybrid video codec bitstreams |
AU2003251939A AU2003251939A1 (en) | 2002-07-17 | 2003-07-15 | Method and apparatus for transcoding between hybrid video codec bitstreams |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39668902P | 2002-07-17 | 2002-07-17 | |
US39689102P | 2002-07-17 | 2002-07-17 | |
US60/396,891 | 2002-07-17 | ||
US60/396,689 | 2002-07-17 | ||
US41783102P | 2002-10-10 | 2002-10-10 | |
US60/417,831 | 2002-10-10 | ||
US43105402P | 2002-12-04 | 2002-12-04 | |
US60/431,054 | 2002-12-04 | ||
US10/620,329 | 2003-07-14 | ||
US10/620,329 US20040057521A1 (en) | 2002-07-17 | 2003-07-14 | Method and apparatus for transcoding between hybrid video CODEC bitstreams |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004008734A2 WO2004008734A2 (en) | 2004-01-22 |
WO2004008734A3 true WO2004008734A3 (en) | 2004-08-26 |
Family
ID=30119457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/022175 WO2004008734A2 (en) | 2002-07-17 | 2003-07-15 | Method and apparatus for transcoding between hybrid video codec bitstreams |
Country Status (7)
Country | Link |
---|---|
US (1) | US20040057521A1 (en) |
EP (1) | EP1523808A4 (en) |
JP (1) | JP2005533468A (en) |
KR (1) | KR20050026484A (en) |
CN (1) | CN1669235A (en) |
AU (1) | AU2003251939A1 (en) |
WO (1) | WO2004008734A2 (en) |
Families Citing this family (25)
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JPS6262906A (en) * | 1985-09-13 | 1987-03-19 | Toray Ind Inc | Extrusion apparatus of molten resin |
US8311095B2 (en) * | 2002-07-17 | 2012-11-13 | Onmobile Global Limited | Method and apparatus for transcoding between hybrid video codec bitstreams |
KR100566191B1 (en) * | 2003-07-30 | 2006-03-29 | 삼성전자주식회사 | Mpeg-4 encoder using h.263 multimedia chip |
JP4764706B2 (en) * | 2004-11-30 | 2011-09-07 | パナソニック株式会社 | Video converter |
FR2880724A1 (en) * | 2005-01-11 | 2006-07-14 | France Telecom | OPTIMIZED CODING METHOD AND DEVICE BETWEEN TWO LONG-TERM PREDICTION MODELS |
US8045615B2 (en) * | 2005-05-25 | 2011-10-25 | Qualcomm Incorporated | Deblock filtering techniques for video coding according to multiple video standards |
WO2006131891A2 (en) * | 2005-06-10 | 2006-12-14 | Nxp B.V. | Alternating up- and down-ward motion vector |
US20070201554A1 (en) * | 2006-02-24 | 2007-08-30 | Samsung Electronics Co., Ltd. | Video transcoding method and apparatus |
WO2007124491A2 (en) * | 2006-04-21 | 2007-11-01 | Dilithium Networks Pty Ltd. | Method and system for video encoding and transcoding |
EP2080377A2 (en) * | 2006-10-31 | 2009-07-22 | THOMSON Licensing | Method and apparatus for transrating bit streams |
CN101001371B (en) * | 2007-01-19 | 2010-05-19 | 华为技术有限公司 | Method of video transcoding and its device |
EP2118769A2 (en) * | 2007-02-09 | 2009-11-18 | Dilithium Networks Pty Ltd. | Method and apparatus for a multimedia value added service delivery system |
EP2127230A4 (en) * | 2007-02-09 | 2014-12-31 | Onmobile Global Ltd | Method and apparatus for the adaptation of multimedia content in telecommunications networks |
CN101459833B (en) * | 2007-12-13 | 2011-05-11 | 安凯(广州)微电子技术有限公司 | Transcoding method used for similar video code stream and transcoding device thereof |
PT104083A (en) * | 2008-06-02 | 2009-12-02 | Inst Politecnico De Leiria | METHOD FOR TRANSCODING H.264 / AVC VIDEO IMAGES IN MPEG-2 |
EP2321969A4 (en) * | 2008-09-09 | 2012-05-09 | Onmobile Global Ltd | Method and apparatus for transmitting video |
TWI398169B (en) * | 2008-12-23 | 2013-06-01 | Ind Tech Res Inst | Motion vector coding mode selection method and related coding mode selection apparatus thereof, and machine readable medium thereof |
US8838824B2 (en) * | 2009-03-16 | 2014-09-16 | Onmobile Global Limited | Method and apparatus for delivery of adapted media |
US9049459B2 (en) * | 2011-10-17 | 2015-06-02 | Exaimage Corporation | Video multi-codec encoders |
KR20120088488A (en) | 2011-01-31 | 2012-08-08 | 한국전자통신연구원 | method for storing temporal motion vector and apparatus using the same |
US8606029B1 (en) | 2011-08-12 | 2013-12-10 | Google Inc. | Hybridized image encoding based on region volatility |
US9185152B2 (en) * | 2011-08-25 | 2015-11-10 | Ustream, Inc. | Bidirectional communication on live multimedia broadcasts |
CN104170385B (en) * | 2012-02-06 | 2019-02-19 | 诺基亚技术有限公司 | Method and apparatus for coding |
KR102425577B1 (en) | 2014-06-18 | 2022-07-26 | 삼성전자주식회사 | Inter-layer video encoding method for compensating for luminance difference and device therefor, and video decoding method and device therefor |
JP6977422B2 (en) * | 2017-09-13 | 2021-12-08 | 株式会社Jvcケンウッド | Transcoding device, transcoding method and transcoding program |
Citations (3)
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US5897219A (en) * | 1993-09-10 | 1999-04-27 | Goldstar Co., Ltd. | Recording/playback apparatus for digital video cassette recorder |
EP1111796A1 (en) * | 1999-06-30 | 2001-06-27 | Sony Corporation | Method and apparatus for transcoding, and medium |
US6339619B1 (en) * | 1998-08-05 | 2002-01-15 | Victor Company Of Japan, Ltd. | Moving picture bitstream conversion apparatus and method thereof |
Family Cites Families (16)
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US5940130A (en) * | 1994-04-21 | 1999-08-17 | British Telecommunications Public Limited Company | Video transcoder with by-pass transfer of extracted motion compensation data |
SE515535C2 (en) * | 1996-10-25 | 2001-08-27 | Ericsson Telefon Ab L M | A transcoder |
JP2002530949A (en) * | 1998-11-17 | 2002-09-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Method of transcoding an encoded video signal including motion vector selection and corresponding transcoder |
US6625216B1 (en) * | 1999-01-27 | 2003-09-23 | Matsushita Electic Industrial Co., Ltd. | Motion estimation using orthogonal transform-domain block matching |
US20010047517A1 (en) * | 2000-02-10 | 2001-11-29 | Charilaos Christopoulos | Method and apparatus for intelligent transcoding of multimedia data |
US6647061B1 (en) * | 2000-06-09 | 2003-11-11 | General Instrument Corporation | Video size conversion and transcoding from MPEG-2 to MPEG-4 |
US6934334B2 (en) * | 2000-10-02 | 2005-08-23 | Kabushiki Kaisha Toshiba | Method of transcoding encoded video data and apparatus which transcodes encoded video data |
JP4622077B2 (en) * | 2000-10-11 | 2011-02-02 | ソニー株式会社 | Image processing apparatus and image processing method |
KR100433516B1 (en) * | 2000-12-08 | 2004-05-31 | 삼성전자주식회사 | Transcoding method |
US7170932B2 (en) * | 2001-05-11 | 2007-01-30 | Mitsubishi Electric Research Laboratories, Inc. | Video transcoder with spatial resolution reduction and drift compensation |
US6671322B2 (en) * | 2001-05-11 | 2003-12-30 | Mitsubishi Electric Research Laboratories, Inc. | Video transcoder with spatial resolution reduction |
US7145946B2 (en) * | 2001-07-27 | 2006-12-05 | Sony Corporation | MPEG video drift reduction |
JP3874179B2 (en) * | 2002-03-14 | 2007-01-31 | Kddi株式会社 | Encoded video converter |
JP4275358B2 (en) * | 2002-06-11 | 2009-06-10 | 株式会社日立製作所 | Image information conversion apparatus, bit stream converter, and image information conversion transmission method |
JP2004222009A (en) * | 2003-01-16 | 2004-08-05 | Nec Corp | Different kind network connection gateway and charging system for communication between different kinds of networks |
US7142601B2 (en) * | 2003-04-14 | 2006-11-28 | Mitsubishi Electric Research Laboratories, Inc. | Transcoding compressed videos to reducing resolution videos |
-
2003
- 2003-07-14 US US10/620,329 patent/US20040057521A1/en not_active Abandoned
- 2003-07-15 AU AU2003251939A patent/AU2003251939A1/en not_active Abandoned
- 2003-07-15 JP JP2005505136A patent/JP2005533468A/en not_active Withdrawn
- 2003-07-15 EP EP03764716A patent/EP1523808A4/en not_active Withdrawn
- 2003-07-15 WO PCT/US2003/022175 patent/WO2004008734A2/en active Application Filing
- 2003-07-15 KR KR1020057000845A patent/KR20050026484A/en not_active Application Discontinuation
- 2003-07-15 CN CNA038168618A patent/CN1669235A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5897219A (en) * | 1993-09-10 | 1999-04-27 | Goldstar Co., Ltd. | Recording/playback apparatus for digital video cassette recorder |
US6339619B1 (en) * | 1998-08-05 | 2002-01-15 | Victor Company Of Japan, Ltd. | Moving picture bitstream conversion apparatus and method thereof |
EP1111796A1 (en) * | 1999-06-30 | 2001-06-27 | Sony Corporation | Method and apparatus for transcoding, and medium |
Also Published As
Publication number | Publication date |
---|---|
AU2003251939A8 (en) | 2004-02-02 |
WO2004008734A2 (en) | 2004-01-22 |
US20040057521A1 (en) | 2004-03-25 |
CN1669235A (en) | 2005-09-14 |
JP2005533468A (en) | 2005-11-04 |
KR20050026484A (en) | 2005-03-15 |
AU2003251939A1 (en) | 2004-02-02 |
EP1523808A2 (en) | 2005-04-20 |
EP1523808A4 (en) | 2011-01-19 |
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