AU2001234284A1 - A method and an apparatus for video mixing of bit streams - Google Patents
A method and an apparatus for video mixing of bit streamsInfo
- Publication number
- AU2001234284A1 AU2001234284A1 AU2001234284A AU3428401A AU2001234284A1 AU 2001234284 A1 AU2001234284 A1 AU 2001234284A1 AU 2001234284 A AU2001234284 A AU 2001234284A AU 3428401 A AU3428401 A AU 3428401A AU 2001234284 A1 AU2001234284 A1 AU 2001234284A1
- Authority
- AU
- Australia
- Prior art keywords
- bit streams
- video mixing
- video
- mixing
- streams
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
- H04N7/152—Multipoint control units therefor
-
- 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
- H04N19/48—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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00850028 | 2000-02-15 | ||
EP00850028A EP1126710A1 (en) | 2000-02-15 | 2000-02-15 | A method and an apparatus for video mixing of bit streams |
PCT/SE2001/000288 WO2001062001A1 (en) | 2000-02-15 | 2001-02-13 | A method and an apparatus for video mixing of bit streams |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001234284A1 true AU2001234284A1 (en) | 2001-08-27 |
Family
ID=8175639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001234284A Abandoned AU2001234284A1 (en) | 2000-02-15 | 2001-02-13 | A method and an apparatus for video mixing of bit streams |
Country Status (6)
Country | Link |
---|---|
US (1) | US20010019354A1 (en) |
EP (1) | EP1126710A1 (en) |
AU (1) | AU2001234284A1 (en) |
DE (1) | DE10195294T1 (en) |
GB (1) | GB2374234B (en) |
WO (1) | WO2001062001A1 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003049418A2 (en) * | 2001-12-04 | 2003-06-12 | Polycom, Inc. | Method and an apparatus for mixing compressed video |
US7492387B2 (en) * | 2002-08-05 | 2009-02-17 | Chih-Lung Yang | Implementation of MPCP MCU technology for the H.264 video standard |
US7139015B2 (en) * | 2004-01-20 | 2006-11-21 | Polycom, Inc. | Method and apparatus for mixing compressed video |
JP4849297B2 (en) * | 2005-04-26 | 2012-01-11 | ソニー株式会社 | Encoding apparatus and method, decoding apparatus and method, and program |
US7817180B2 (en) * | 2005-04-28 | 2010-10-19 | Apple Inc. | Video processing in a multi-participant video conference |
US7949117B2 (en) * | 2005-04-28 | 2011-05-24 | Apple Inc. | Heterogeneous video conferencing |
EP1936996A3 (en) * | 2005-04-28 | 2011-07-27 | Apple Inc. | Video processing in a multi-participant video conference |
US8861701B2 (en) * | 2005-04-28 | 2014-10-14 | Apple Inc. | Multi-participant conference adjustments |
US7692682B2 (en) * | 2005-04-28 | 2010-04-06 | Apple Inc. | Video encoding in a video conference |
US7653250B2 (en) * | 2005-04-28 | 2010-01-26 | Apple Inc. | Adjusting sampling rate for encoding |
US7864209B2 (en) * | 2005-04-28 | 2011-01-04 | Apple Inc. | Audio processing in a multi-participant conference |
US7899170B2 (en) * | 2005-04-28 | 2011-03-01 | Apple Inc. | Multi-participant conference setup |
US20070285500A1 (en) * | 2006-04-21 | 2007-12-13 | Dilithium Holdings, Inc. | Method and Apparatus for Video Mixing |
US8150917B2 (en) | 2006-09-22 | 2012-04-03 | Microsoft Corporation | High availability conferencing |
US7937442B2 (en) * | 2006-09-22 | 2011-05-03 | Microsoft Corporation | Multipoint control unit (MCU) failure detection and rollover |
DE102009011251A1 (en) | 2009-03-02 | 2010-09-09 | Siemens Enterprise Communications Gmbh & Co. Kg | Multiplexing method and associated functional data structure for combining digital video signals |
US8570907B2 (en) | 2010-04-07 | 2013-10-29 | Apple Inc. | Multi-network architecture for media data exchange |
DE102010023954A1 (en) * | 2010-06-16 | 2011-12-22 | Siemens Enterprise Communications Gmbh & Co. Kg | Method and apparatus for mixing video streams at the macroblock level |
US8711736B2 (en) | 2010-09-16 | 2014-04-29 | Apple Inc. | Audio processing in a multi-participant conference |
KR102324609B1 (en) * | 2017-12-22 | 2021-11-10 | 한국전자통신연구원 | High definition video conference device and controlling method thereof |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5594507A (en) * | 1990-09-28 | 1997-01-14 | Ictv, Inc. | Compressed digital overlay controller and method for MPEG type video signal |
JP3308563B2 (en) * | 1991-07-15 | 2002-07-29 | 株式会社日立製作所 | Multipoint video conference system |
US5675393A (en) * | 1991-11-07 | 1997-10-07 | Canon Kabushiki Kaisha | Image processing apparatus with generating unit for generating image data and decoding unit for decoding image data |
EP0656729B1 (en) * | 1993-12-01 | 2000-02-09 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for editing or mixing compressed pictures |
US5453780A (en) * | 1994-04-28 | 1995-09-26 | Bell Communications Research, Inc. | Continous presence video signal combiner |
JP3513219B2 (en) * | 1994-07-12 | 2004-03-31 | キヤノン株式会社 | Corresponding point matching method and apparatus |
US5629736A (en) * | 1994-11-01 | 1997-05-13 | Lucent Technologies Inc. | Coded domain picture composition for multimedia communications systems |
US5764277A (en) * | 1995-11-08 | 1998-06-09 | Bell Communications Research, Inc. | Group-of-block based video signal combining for multipoint continuous presence video conferencing |
WO2000044176A1 (en) * | 1999-01-21 | 2000-07-27 | Koninklijke Philips Electronics N.V. | Method and arrangement for quantizing data |
-
2000
- 2000-02-15 EP EP00850028A patent/EP1126710A1/en not_active Withdrawn
-
2001
- 2001-01-24 US US09/768,219 patent/US20010019354A1/en not_active Abandoned
- 2001-02-13 WO PCT/SE2001/000288 patent/WO2001062001A1/en active Application Filing
- 2001-02-13 AU AU2001234284A patent/AU2001234284A1/en not_active Abandoned
- 2001-02-13 DE DE10195294T patent/DE10195294T1/en not_active Ceased
- 2001-02-13 GB GB0216520A patent/GB2374234B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2001062001A1 (en) | 2001-08-23 |
GB0216520D0 (en) | 2002-08-28 |
EP1126710A1 (en) | 2001-08-22 |
US20010019354A1 (en) | 2001-09-06 |
DE10195294T1 (en) | 2003-05-08 |
GB2374234B (en) | 2004-02-11 |
GB2374234A (en) | 2002-10-09 |
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