WO2000030359A1 - Method of transcoding coded video signals and corresponding transcoder with motion vector selection - Google Patents
Method of transcoding coded video signals and corresponding transcoder with motion vector selection Download PDFInfo
- Publication number
- WO2000030359A1 WO2000030359A1 PCT/EP1999/008336 EP9908336W WO0030359A1 WO 2000030359 A1 WO2000030359 A1 WO 2000030359A1 EP 9908336 W EP9908336 W EP 9908336W WO 0030359 A1 WO0030359 A1 WO 0030359A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- motion vectors
- pictures
- decoded
- encoding
- scaling
- 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
- H04N19/40—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)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99955938A EP1048173A1 (en) | 1998-11-17 | 1999-11-01 | Method of transcoding coded video signals and corresponding transcoder with motion vector selection |
JP2000583256A JP2002530949A (en) | 1998-11-17 | 1999-11-01 | Method of transcoding an encoded video signal including motion vector selection and corresponding transcoder |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98402847 | 1998-11-17 | ||
EP98402847.2 | 1998-11-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000030359A1 true WO2000030359A1 (en) | 2000-05-25 |
Family
ID=8235559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1999/008336 WO2000030359A1 (en) | 1998-11-17 | 1999-11-01 | Method of transcoding coded video signals and corresponding transcoder with motion vector selection |
Country Status (5)
Country | Link |
---|---|
US (1) | US6456661B1 (en) |
EP (1) | EP1048173A1 (en) |
JP (1) | JP2002530949A (en) |
KR (1) | KR100701443B1 (en) |
WO (1) | WO2000030359A1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002089476A1 (en) * | 2001-05-01 | 2002-11-07 | Koninklijke Philips Electronics N.V. | Detection and proper interpolation of interlaced moving areas for mpeg decoding with embedded resizing |
US7346226B2 (en) | 2003-12-16 | 2008-03-18 | Genesis Microchip Inc. | Method and apparatus for MPEG artifacts reduction |
US7346109B2 (en) | 2003-12-23 | 2008-03-18 | Genesis Microchip Inc. | Motion vector computation for video sequences |
US7457438B2 (en) | 2003-12-23 | 2008-11-25 | Genesis Microchip Inc. | Robust camera pan vector estimation using iterative center of mass |
US7480334B2 (en) | 2003-12-23 | 2009-01-20 | Genesis Microchip Inc. | Temporal motion vector filtering |
US7499494B2 (en) | 2003-12-23 | 2009-03-03 | Genesis Microchip Inc. | Vector selection decision for pixel interpolation |
GB2467766A (en) * | 2009-02-13 | 2010-08-18 | Linear Algebra Technologies Lt | Video downsampling with reduced memory and processing requirements. |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6310919B1 (en) * | 1998-05-07 | 2001-10-30 | Sarnoff Corporation | Method and apparatus for adaptively scaling motion vector information in an information stream decoder |
EP1125439A1 (en) * | 1999-07-20 | 2001-08-22 | Koninklijke Philips Electronics N.V. | Drift-free transcoder and related method |
US7830969B2 (en) * | 2001-05-04 | 2010-11-09 | Hewlett-Packard Development Company, L.P. | Encoding devices for scalable data streaming |
GB0116119D0 (en) * | 2001-06-30 | 2001-08-22 | Koninkl Philips Electronics Nv | Transcoding of video data streams |
US7145946B2 (en) * | 2001-07-27 | 2006-12-05 | Sony Corporation | MPEG video drift reduction |
PT1474920E (en) | 2002-02-01 | 2016-06-09 | Koninklijke Philips Nv | An apparatus and a record carrier for, and a method of recording a sequence of video data signals |
US6700935B2 (en) * | 2002-02-08 | 2004-03-02 | Sony Electronics, Inc. | Stream based bitrate transcoder for MPEG coded video |
US8311095B2 (en) * | 2002-07-17 | 2012-11-13 | Onmobile Global Limited | Method and apparatus for transcoding between hybrid video codec bitstreams |
US20040057521A1 (en) * | 2002-07-17 | 2004-03-25 | Macchina Pty Ltd. | Method and apparatus for transcoding between hybrid video CODEC bitstreams |
US7167520B2 (en) * | 2002-10-15 | 2007-01-23 | Matsushita Electric Industrial Co., Ltd. | Transcoder |
KR20050049964A (en) * | 2003-11-24 | 2005-05-27 | 엘지전자 주식회사 | Apparatus for high speed resolution changing of compressed digital video |
WO2007124491A2 (en) * | 2006-04-21 | 2007-11-01 | Dilithium Networks Pty Ltd. | Method and system for video encoding and transcoding |
US20080247465A1 (en) * | 2007-04-05 | 2008-10-09 | Jun Xin | Method and System for Mapping Motion Vectors between Different Size Blocks |
AU2007202789B9 (en) * | 2007-06-15 | 2011-08-18 | Canon Kabushiki Kaisha | High-fidelity motion summarisation method |
TWI560649B (en) | 2013-03-08 | 2016-12-01 | Mstar Semiconductor Inc | Iamge motion detecting method, image processing method and apparatus utilizing these methods |
US20200260079A1 (en) * | 2015-11-24 | 2020-08-13 | Samsung Electronics Co., Ltd. | Method for encoding/decoding image and device therefor |
CN105744269B (en) * | 2016-02-05 | 2019-02-19 | 南京云岩信息科技有限公司 | A kind of code-transferring method based on down-sampling and sub-pel motion estimation |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998019460A1 (en) * | 1996-10-25 | 1998-05-07 | Telefonaktiebolaget Lm Ericsson | A transcoder |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5940130A (en) * | 1994-04-21 | 1999-08-17 | British Telecommunications Public Limited Company | Video transcoder with by-pass transfer of extracted motion compensation data |
DE4416967A1 (en) * | 1994-05-13 | 1995-11-16 | Thomson Brandt Gmbh | Method and device for transcoding bit streams with video data |
DE69522861T2 (en) * | 1994-06-30 | 2002-04-11 | Koninklijke Philips Electronics N.V., Eindhoven | Method and device for code conversion of coded data stream |
US5870146A (en) * | 1997-01-21 | 1999-02-09 | Multilink, Incorporated | Device and method for digital video transcoding |
US6028639A (en) * | 1997-12-19 | 2000-02-22 | Thomson Consumer Electronics, Inc. | Process and apparatus for converting an MPEG-2 bitstream into SMPTE-259 compatible bitstream |
US6215824B1 (en) * | 1998-05-01 | 2001-04-10 | Boom Corporation | Transcoding method for digital video networking |
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 |
-
1999
- 1999-11-01 EP EP99955938A patent/EP1048173A1/en not_active Withdrawn
- 1999-11-01 JP JP2000583256A patent/JP2002530949A/en not_active Withdrawn
- 1999-11-01 WO PCT/EP1999/008336 patent/WO2000030359A1/en not_active Application Discontinuation
- 1999-11-01 KR KR1020007007807A patent/KR100701443B1/en not_active IP Right Cessation
- 1999-11-08 US US09/436,198 patent/US6456661B1/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998019460A1 (en) * | 1996-10-25 | 1998-05-07 | Telefonaktiebolaget Lm Ericsson | A transcoder |
Non-Patent Citations (1)
Title |
---|
BJOERK N ET AL: "TRANSCODER ARCHITECTURES FOR VIDEO CODING", IEEE TRANSACTIONS ON CONSUMER ELECTRONICS,US,IEEE INC. NEW YORK, vol. 44, no. 1, February 1998 (1998-02-01), pages 88-98, XP000791052, ISSN: 0098-3063 * |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002089476A1 (en) * | 2001-05-01 | 2002-11-07 | Koninklijke Philips Electronics N.V. | Detection and proper interpolation of interlaced moving areas for mpeg decoding with embedded resizing |
US6909750B2 (en) | 2001-05-01 | 2005-06-21 | Koninklijke Philips Electronics N.V. | Detection and proper interpolation of interlaced moving areas for MPEG decoding with embedded resizing |
US7346226B2 (en) | 2003-12-16 | 2008-03-18 | Genesis Microchip Inc. | Method and apparatus for MPEG artifacts reduction |
US7499494B2 (en) | 2003-12-23 | 2009-03-03 | Genesis Microchip Inc. | Vector selection decision for pixel interpolation |
US7457438B2 (en) | 2003-12-23 | 2008-11-25 | Genesis Microchip Inc. | Robust camera pan vector estimation using iterative center of mass |
US7480334B2 (en) | 2003-12-23 | 2009-01-20 | Genesis Microchip Inc. | Temporal motion vector filtering |
US7346109B2 (en) | 2003-12-23 | 2008-03-18 | Genesis Microchip Inc. | Motion vector computation for video sequences |
US8019124B2 (en) | 2003-12-23 | 2011-09-13 | Tamiras Per Pte. Ltd., Llc | Robust camera pan vector estimation using iterative center of mass |
US8315436B2 (en) | 2003-12-23 | 2012-11-20 | Tamiras Per Pte. Ltd., Llc | Robust camera pan vector estimation using iterative center of mass |
US8335257B2 (en) | 2003-12-23 | 2012-12-18 | Tamiras Per Pte. Ltd., Llc | Vector selection decision for pixel interpolation |
US8494054B2 (en) | 2003-12-23 | 2013-07-23 | Genesis Microchip, Inc. | Motion vector computation for video sequences |
US8588306B2 (en) | 2003-12-23 | 2013-11-19 | Tamiras Per Pte. Ltd., Llc | Temporal motion vector filtering |
GB2467766A (en) * | 2009-02-13 | 2010-08-18 | Linear Algebra Technologies Lt | Video downsampling with reduced memory and processing requirements. |
Also Published As
Publication number | Publication date |
---|---|
EP1048173A1 (en) | 2000-11-02 |
KR20010034176A (en) | 2001-04-25 |
JP2002530949A (en) | 2002-09-17 |
US6456661B1 (en) | 2002-09-24 |
KR100701443B1 (en) | 2007-03-30 |
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