DE69221431D1 - Einrichtung zur adaptiven Quantisierung - Google Patents
Einrichtung zur adaptiven QuantisierungInfo
- Publication number
- DE69221431D1 DE69221431D1 DE69221431T DE69221431T DE69221431D1 DE 69221431 D1 DE69221431 D1 DE 69221431D1 DE 69221431 T DE69221431 T DE 69221431T DE 69221431 T DE69221431 T DE 69221431T DE 69221431 D1 DE69221431 D1 DE 69221431D1
- Authority
- DE
- Germany
- Prior art keywords
- facility
- adaptive quantization
- quantization
- adaptive
- quantization facility
- 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
- H04N19/50—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
- H04N19/527—Global motion vector estimation
-
- 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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32685191A JP2646921B2 (ja) | 1991-11-15 | 1991-11-15 | 適応量子化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69221431D1 true DE69221431D1 (de) | 1997-09-11 |
DE69221431T2 DE69221431T2 (de) | 1998-02-19 |
Family
ID=18192428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992621431 Expired - Lifetime DE69221431T2 (de) | 1991-11-15 | 1992-11-13 | Einrichtung zur adaptiven Quantisierung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5561719A (de) |
EP (1) | EP0542288B1 (de) |
JP (1) | JP2646921B2 (de) |
DE (1) | DE69221431T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5937098A (en) * | 1995-02-06 | 1999-08-10 | Asahi Kogaku Kogyo Kabushiki Kaisha | Adaptive quantization of orthogonal transform coefficients for setting a target amount of compression |
US5754742A (en) * | 1995-05-12 | 1998-05-19 | Intel Corporation | Setting quantization level to match DCT coefficients |
JP2830855B2 (ja) * | 1996-08-22 | 1998-12-02 | 日本電気株式会社 | 適応量子化制御装置 |
GB2333657B (en) * | 1998-01-22 | 2002-08-21 | Snell & Wilcox Ltd | Video signal compression |
JP4774265B2 (ja) | 2005-09-30 | 2011-09-14 | 富士通株式会社 | 画像符号化装置 |
JP4529919B2 (ja) | 2006-02-28 | 2010-08-25 | 日本ビクター株式会社 | 適応量子化装置及び適応量子化プログラム |
DK2476255T3 (en) | 2009-09-10 | 2018-08-06 | Guangdong Oppo Mobile Telecommunications Corp Ltd | ACCELERATION TECHNIQUES FOR DISTORTION GRADE OPTIMIZED QUANTIZATION |
US8396119B1 (en) * | 2009-09-30 | 2013-03-12 | Ambarella, Inc. | Data sample compression and decompression using randomized quantization bins |
US9118912B2 (en) | 2009-12-14 | 2015-08-25 | Thomson Licensing | Object-aware video encoding strategies |
JP5363302B2 (ja) | 2009-12-24 | 2013-12-11 | 株式会社メガチップス | 画像符号化装置及び画像変換装置 |
BR112013022386B1 (pt) * | 2011-03-09 | 2022-04-05 | Nec Corporation | Dispositivo de codificação de vídeo, dispositivo de decodificação de vídeo, método de codificação de vídeo e método de decodificação de vídeo |
JP6265414B2 (ja) | 2011-06-28 | 2018-01-24 | 日本電気株式会社 | 映像符号化装置及び映像復号装置 |
KR102269946B1 (ko) | 2012-09-11 | 2021-06-29 | 코닝 인코포레이티드 | 약물 트랜스포터 단백질(들) 및/또는 약물대사 효소(들)를 인코딩하는 유전자(들)를 일시적으로 과발현하는 소모성 냉동보존 세포 |
KR102503900B1 (ko) | 2015-10-05 | 2023-02-27 | 삼성전자주식회사 | 양자화 파라미터를 적응적으로 결정하는 인코더 및 이를 포함하는 애플리케이션 프로세서 |
WO2018068239A1 (zh) * | 2016-10-12 | 2018-04-19 | 深圳市大疆创新科技有限公司 | 码率控制的方法、计算机系统和装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4125861A (en) * | 1977-08-18 | 1978-11-14 | Bell Telephone Laboratories, Incorporated | Video signal encoding |
JPS56100572A (en) * | 1980-01-17 | 1981-08-12 | Fuji Photo Film Co Ltd | Signal processing system of variable density picture |
CS228038B1 (en) * | 1981-07-10 | 1984-05-14 | Bedrich Mudr Dolezel | Production of tissue preparation |
US4725885A (en) * | 1986-12-22 | 1988-02-16 | International Business Machines Corporation | Adaptive graylevel image compression system |
JPS63164587A (ja) * | 1986-12-26 | 1988-07-07 | Fujitsu Ltd | 適応型フレ−ム間符号化方式 |
JPS63222593A (ja) * | 1987-03-12 | 1988-09-16 | Fujitsu Ltd | 画像情報のフレ−ム間符号化方式 |
US5170264A (en) * | 1988-12-10 | 1992-12-08 | Fuji Photo Film Co., Ltd. | Compression coding device and expansion decoding device for a picture signal |
US4985768A (en) * | 1989-01-20 | 1991-01-15 | Victor Company Of Japan, Ltd. | Inter-frame predictive encoding system with encoded and transmitted prediction error |
JPH0797753B2 (ja) * | 1989-01-24 | 1995-10-18 | 日本ビクター株式会社 | 符号化出力データ量の制御方式 |
JP2520306B2 (ja) * | 1989-05-24 | 1996-07-31 | 三菱電機株式会社 | 変換符号化装置 |
US5121216A (en) * | 1989-07-19 | 1992-06-09 | Bell Communications Research | Adaptive transform coding of still images |
US5144426A (en) * | 1989-10-13 | 1992-09-01 | Matsushita Electric Industrial Co., Ltd. | Motion compensated prediction interframe coding system |
US5063608A (en) * | 1989-11-03 | 1991-11-05 | Datacube Inc. | Adaptive zonal coder |
EP0444918B1 (de) * | 1990-02-28 | 1996-06-05 | Victor Company Of Japan, Limited | Einrichtung zur Datenkompression |
JPH082107B2 (ja) * | 1990-03-02 | 1996-01-10 | 国際電信電話株式会社 | 動画像のハイブリッド符号化方法及びその装置 |
JP2514111B2 (ja) * | 1990-12-28 | 1996-07-10 | 日本ビクター株式会社 | フレ―ム間符号化出力デ―タ量制御方式及び画像符号化出力デ―タ量制御方法 |
-
1991
- 1991-11-15 JP JP32685191A patent/JP2646921B2/ja not_active Expired - Lifetime
-
1992
- 1992-11-04 US US07/971,132 patent/US5561719A/en not_active Expired - Lifetime
- 1992-11-13 EP EP19920119442 patent/EP0542288B1/de not_active Expired - Lifetime
- 1992-11-13 DE DE1992621431 patent/DE69221431T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0542288B1 (de) | 1997-08-06 |
JPH05137132A (ja) | 1993-06-01 |
EP0542288A3 (de) | 1994-04-06 |
DE69221431T2 (de) | 1998-02-19 |
US5561719A (en) | 1996-10-01 |
JP2646921B2 (ja) | 1997-08-27 |
EP0542288A2 (de) | 1993-05-19 |
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Legal Events
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