CN1237856A - 运动图象编码串变换装置及其方法 - Google Patents
运动图象编码串变换装置及其方法 Download PDFInfo
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- CN1237856A CN1237856A CN99100044A CN99100044A CN1237856A CN 1237856 A CN1237856 A CN 1237856A CN 99100044 A CN99100044 A CN 99100044A CN 99100044 A CN99100044 A CN 99100044A CN 1237856 A CN1237856 A CN 1237856A
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000013598 vector Substances 0.000 claims abstract description 105
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 238000000926 separation method Methods 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 25
- 230000015572 biosynthetic process Effects 0.000 description 8
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- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
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- 238000007689 inspection Methods 0.000 description 4
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- 230000003247 decreasing effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
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- 238000009825 accumulation Methods 0.000 description 1
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Images
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 (8)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2503998 | 1998-01-22 | ||
JP025039/98 | 1998-01-22 | ||
JP025039/1998 | 1998-01-22 | ||
JP161345/1998 | 1998-05-26 | ||
JP16134598A JPH11275592A (ja) | 1998-01-22 | 1998-05-26 | 動画像符号列変換装置及びその方法 |
JP161345/98 | 1998-05-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1237856A true CN1237856A (zh) | 1999-12-08 |
CN1160965C CN1160965C (zh) | 2004-08-04 |
Family
ID=26362633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB991000447A Expired - Lifetime CN1160965C (zh) | 1998-01-22 | 1999-01-07 | 运动图象编码串变换装置及其方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6393059B1 (zh) |
JP (1) | JPH11275592A (zh) |
CN (1) | CN1160965C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008025300A1 (en) * | 2006-09-01 | 2008-03-06 | Huawei Technologies Co., Ltd. | A method for encoding/decoding, the corresponding apparatus for encoding/decoding and a method or apparatus for searching optimum matching block |
CN101263718B (zh) * | 2005-09-14 | 2010-12-08 | 微软公司 | 集成数字译码方法 |
CN105704493A (zh) * | 2016-03-09 | 2016-06-22 | 宏祐图像科技(上海)有限公司 | 基于块特征对运动矢量进行扩展的方法及系统 |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU3674900A (en) * | 1999-04-08 | 2000-11-14 | Matsushita Electric Industrial Co., Ltd. | Image processing method and image processing device |
JP4378824B2 (ja) * | 2000-02-22 | 2009-12-09 | ソニー株式会社 | 画像処理装置及び方法 |
JP4724919B2 (ja) * | 2000-06-02 | 2011-07-13 | ソニー株式会社 | 記録装置および記録方法、再生装置および再生方法、並びに記録媒体 |
JP4524908B2 (ja) * | 2000-11-08 | 2010-08-18 | 日本電気株式会社 | 動画像編集方法、動画像編集装置及び動画像編集プログラムを記憶した記憶媒体 |
JP2002247588A (ja) * | 2001-02-21 | 2002-08-30 | Sony Corp | 動きベクトル変換方法及び変換装置 |
JP4529295B2 (ja) * | 2001-02-22 | 2010-08-25 | ソニー株式会社 | 動きベクトル変換方法及び変換装置 |
US7602847B1 (en) * | 2001-03-27 | 2009-10-13 | Vixs Systems, Inc. | Device and method for compression of a video stream |
US7675972B1 (en) | 2001-07-30 | 2010-03-09 | Vixs Systems, Inc. | System and method for multiple channel video transcoding |
US7469012B2 (en) * | 2002-05-14 | 2008-12-23 | Broadcom Corporation | System and method for transcoding entropy-coded bitstreams |
US7088776B2 (en) * | 2002-07-15 | 2006-08-08 | Apple Computer, Inc. | Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding |
US6728315B2 (en) | 2002-07-24 | 2004-04-27 | Apple Computer, Inc. | Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations |
US8254461B2 (en) * | 2002-07-24 | 2012-08-28 | Apple Inc. | Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations |
US7499495B2 (en) * | 2003-07-18 | 2009-03-03 | Microsoft Corporation | Extended range motion vectors |
US20050013498A1 (en) * | 2003-07-18 | 2005-01-20 | Microsoft Corporation | Coding of motion vector information |
US8064520B2 (en) * | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
US7724827B2 (en) * | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
US7616692B2 (en) * | 2003-09-07 | 2009-11-10 | Microsoft Corporation | Hybrid motion vector prediction for interlaced forward-predicted fields |
US7620106B2 (en) * | 2003-09-07 | 2009-11-17 | Microsoft Corporation | Joint coding and decoding of a reference field selection and differential motion vector information |
US7599438B2 (en) * | 2003-09-07 | 2009-10-06 | Microsoft Corporation | Motion vector block pattern coding and decoding |
US7567617B2 (en) * | 2003-09-07 | 2009-07-28 | Microsoft Corporation | Predicting motion vectors for fields of forward-predicted interlaced video frames |
US7623574B2 (en) * | 2003-09-07 | 2009-11-24 | Microsoft Corporation | Selecting between dominant and non-dominant motion vector predictor polarities |
US20050232497A1 (en) * | 2004-04-15 | 2005-10-20 | Microsoft Corporation | High-fidelity transcoding |
US7933335B2 (en) | 2004-11-30 | 2011-04-26 | Panasonic Corporation | Moving picture conversion apparatus |
JP4764706B2 (ja) * | 2004-11-30 | 2011-09-07 | パナソニック株式会社 | 動画像変換装置 |
US20070058713A1 (en) * | 2005-09-14 | 2007-03-15 | Microsoft Corporation | Arbitrary resolution change downsizing decoder |
JP2007228400A (ja) * | 2006-02-24 | 2007-09-06 | Mitsubishi Electric Corp | 動画像変換装置 |
JP4717704B2 (ja) | 2006-04-26 | 2011-07-06 | ルネサスエレクトロニクス株式会社 | データ処理装置およびデータ処理方法 |
JP5207693B2 (ja) * | 2007-09-18 | 2013-06-12 | キヤノン株式会社 | 画像符号化装置及び画像符号化方法 |
US8457958B2 (en) * | 2007-11-09 | 2013-06-04 | Microsoft Corporation | Audio transcoder using encoder-generated side information to transcode to target bit-rate |
JP5401909B2 (ja) * | 2008-10-16 | 2014-01-29 | 富士通株式会社 | トランスコード装置およびトランスコード方法 |
US8396114B2 (en) * | 2009-01-29 | 2013-03-12 | Microsoft Corporation | Multiple bit rate video encoding using variable bit rate and dynamic resolution for adaptive video streaming |
US8311115B2 (en) * | 2009-01-29 | 2012-11-13 | Microsoft Corporation | Video encoding using previously calculated motion information |
US8270473B2 (en) * | 2009-06-12 | 2012-09-18 | Microsoft Corporation | Motion based dynamic resolution multiple bit rate video encoding |
US8705616B2 (en) | 2010-06-11 | 2014-04-22 | Microsoft Corporation | Parallel multiple bitrate video encoding to reduce latency and dependences between groups of pictures |
US9591318B2 (en) | 2011-09-16 | 2017-03-07 | Microsoft Technology Licensing, Llc | Multi-layer encoding and decoding |
US11089343B2 (en) | 2012-01-11 | 2021-08-10 | Microsoft Technology Licensing, Llc | Capability advertisement, configuration and control for video coding and decoding |
KR102696039B1 (ko) * | 2019-04-24 | 2024-08-19 | 바이트댄스 아이엔씨 | 코딩 된 비디오의 양자화된 잔차 차동 펄스 코드 변조 표현 |
EP3942799A4 (en) | 2019-05-01 | 2022-06-08 | ByteDance Inc. | INTRACODED VIDEO USING QUANTIZED RESIDUAL PULSE CODE MODULATION ENCODING |
KR102685240B1 (ko) | 2019-05-02 | 2024-07-16 | 바이트댄스 아이엔씨 | 코딩 트리 구조 유형을 기반으로 한 코딩 모드 |
KR20220002918A (ko) | 2019-05-02 | 2022-01-07 | 바이트댄스 아이엔씨 | 변환 스킵 모드에서의 시그널링 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US5940130A (en) * | 1994-04-21 | 1999-08-17 | British Telecommunications Public Limited Company | Video transcoder with by-pass transfer of extracted motion compensation data |
DE69522861T2 (de) * | 1994-06-30 | 2002-04-11 | Koninklijke Philips Electronics N.V., Eindhoven | 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 |
US5600646A (en) * | 1995-01-27 | 1997-02-04 | Videoserver, Inc. | Video teleconferencing system with digital transcoding |
AU703049B2 (en) * | 1995-02-15 | 1999-03-11 | Koninklijke Philips Electronics N.V. | Method and device for transcoding video signals |
US6141447A (en) * | 1996-11-21 | 2000-10-31 | C-Cube Microsystems, Inc. | Compressed video transcoder |
US5870146A (en) * | 1997-01-21 | 1999-02-09 | Multilink, Incorporated | Device and method for digital video transcoding |
US6058143A (en) * | 1998-02-20 | 2000-05-02 | Thomson Licensing S.A. | Motion vector extrapolation for transcoding video sequences |
-
1998
- 1998-05-26 JP JP16134598A patent/JPH11275592A/ja active Pending
-
1999
- 1999-01-07 CN CNB991000447A patent/CN1160965C/zh not_active Expired - Lifetime
- 1999-01-22 US US09/234,838 patent/US6393059B1/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101263718B (zh) * | 2005-09-14 | 2010-12-08 | 微软公司 | 集成数字译码方法 |
WO2008025300A1 (en) * | 2006-09-01 | 2008-03-06 | Huawei Technologies Co., Ltd. | A method for encoding/decoding, the corresponding apparatus for encoding/decoding and a method or apparatus for searching optimum matching block |
CN101518089B (zh) * | 2006-09-01 | 2010-12-01 | 华为技术有限公司 | 编/解码方法、编/解码器及寻找最佳匹配块的方法及装置 |
CN105704493A (zh) * | 2016-03-09 | 2016-06-22 | 宏祐图像科技(上海)有限公司 | 基于块特征对运动矢量进行扩展的方法及系统 |
CN105704493B (zh) * | 2016-03-09 | 2018-12-18 | 宏祐图像科技(上海)有限公司 | 基于块特征对运动矢量进行扩展的方法及系统 |
Also Published As
Publication number | Publication date |
---|---|
US6393059B1 (en) | 2002-05-21 |
CN1160965C (zh) | 2004-08-04 |
JPH11275592A (ja) | 1999-10-08 |
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Legal Events
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Owner name: JVC KENWOOD CORPORATION Free format text: FORMER OWNER: VICTORY CO. LTD. Effective date: 20131009 Owner name: RAKUTEN INC. Free format text: FORMER OWNER: JVC KENWOOD CORPORATION Effective date: 20131009 |
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Effective date of registration: 20131009 Address after: Japan's Tokyo East Shinagawa Shinagawa district four chome 12 No. 3 140-0002 Patentee after: Rakuten, Inc. Address before: yokohama Patentee before: JVC Kenwood Corp. Effective date of registration: 20131009 Address after: yokohama Patentee after: JVC KENWOOD Corp. Address before: Kanagawa Patentee before: VICTOR COMPANY OF JAPAN, Ltd. |
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Granted publication date: 20040804 |