FR2828977B1 - Dispositif et procede d'estimation du niveau de bruit, systeme de reduction de bruit et systeme de codage comprenant un tel dispositif - Google Patents
Dispositif et procede d'estimation du niveau de bruit, systeme de reduction de bruit et systeme de codage comprenant un tel dispositifInfo
- Publication number
- FR2828977B1 FR2828977B1 FR0110977A FR0110977A FR2828977B1 FR 2828977 B1 FR2828977 B1 FR 2828977B1 FR 0110977 A FR0110977 A FR 0110977A FR 0110977 A FR0110977 A FR 0110977A FR 2828977 B1 FR2828977 B1 FR 2828977B1
- Authority
- FR
- France
- Prior art keywords
- estimating
- noise
- noise reduction
- noise level
- reduction system
- 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 - Fee Related
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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
-
- 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
- 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
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/60—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
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0110977A FR2828977B1 (fr) | 2001-08-21 | 2001-08-21 | Dispositif et procede d'estimation du niveau de bruit, systeme de reduction de bruit et systeme de codage comprenant un tel dispositif |
EP02796209A EP1419658A1 (fr) | 2001-08-21 | 2002-08-06 | Dispositif et procede pour evaluer un niveau de bruit, systeme de reduction de bruit et systeme de codage comprenant un tel dispositif |
CNB028163230A CN1266943C (zh) | 2001-08-21 | 2002-08-06 | 估计噪声电平的装置及方法、噪声减少系统及编码系统 |
US10/487,197 US7515638B2 (en) | 2001-08-21 | 2002-08-06 | Device and process for estimating noise level, noise reduction system and coding system comprising such a device |
JP2003524268A JP2005518689A (ja) | 2001-08-21 | 2002-08-06 | ノイズレベルを推定する装置および方法、当該装置を含むノイズリダクションシステムおよび符号化システム |
KR10-2004-7002526A KR20040054676A (ko) | 2001-08-21 | 2002-08-06 | 노이즈 레벨 추정 디바이스 및 프로세스, 노이즈 감소시스템 및 이러한 디바이스를 포함하는 코딩 시스템 |
PCT/EP2002/008810 WO2003019947A1 (fr) | 2001-08-21 | 2002-08-06 | Dispositif et procede pour evaluer un niveau de bruit, systeme de reduction de bruit et systeme de codage comprenant un tel dispositif |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0110977A FR2828977B1 (fr) | 2001-08-21 | 2001-08-21 | Dispositif et procede d'estimation du niveau de bruit, systeme de reduction de bruit et systeme de codage comprenant un tel dispositif |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2828977A1 FR2828977A1 (fr) | 2003-02-28 |
FR2828977B1 true FR2828977B1 (fr) | 2003-12-05 |
Family
ID=8866642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0110977A Expired - Fee Related FR2828977B1 (fr) | 2001-08-21 | 2001-08-21 | Dispositif et procede d'estimation du niveau de bruit, systeme de reduction de bruit et systeme de codage comprenant un tel dispositif |
Country Status (7)
Country | Link |
---|---|
US (1) | US7515638B2 (fr) |
EP (1) | EP1419658A1 (fr) |
JP (1) | JP2005518689A (fr) |
KR (1) | KR20040054676A (fr) |
CN (1) | CN1266943C (fr) |
FR (1) | FR2828977B1 (fr) |
WO (1) | WO2003019947A1 (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050119422A (ko) * | 2004-06-16 | 2005-12-21 | 삼성전자주식회사 | 움직임 보상에 기반한 입력 영상의 노이즈 예측 및 그장치와, 이를 사용한 노이즈 제거 및 동영상 부호화 방법,이를 수행하기 위한 프로그램이 기록된 기록 매체 |
JP4483516B2 (ja) * | 2004-10-08 | 2010-06-16 | ソニー株式会社 | 画像処理装置および方法、並びにプログラム |
EP2102805A1 (fr) * | 2006-12-11 | 2009-09-23 | Cinnafilm, Inc. | Utilisation d'effets cinématographiques en temps réel sur des vidéo numériques |
TW200901751A (en) * | 2007-06-20 | 2009-01-01 | Sunplus Technology Co Ltd | System and method for estimating noise in a video frame |
US8938005B2 (en) * | 2007-11-05 | 2015-01-20 | Canon Kabushiki Kaisha | Image encoding apparatus, method of controlling the same, and computer program |
US20100026897A1 (en) * | 2008-07-30 | 2010-02-04 | Cinnafilm, Inc. | Method, Apparatus, and Computer Software for Modifying Moving Images Via Motion Compensation Vectors, Degrain/Denoise, and Superresolution |
CN101504769B (zh) * | 2009-03-23 | 2014-07-16 | 上海视涛电子科技有限公司 | 一种基于编码器框架的自适应性的噪声强度估计的方法 |
US8279345B2 (en) | 2009-07-21 | 2012-10-02 | Qualcomm Incorporated | System and method for random noise estimation in a sequence of images |
US9215355B2 (en) * | 2011-09-30 | 2015-12-15 | Apple Inc. | Scene adaptive temporal filtering |
US10200698B2 (en) * | 2016-08-09 | 2019-02-05 | Intel Corporation | Determining chroma quantization parameters for video coding |
US10674045B2 (en) * | 2017-05-31 | 2020-06-02 | Google Llc | Mutual noise estimation for videos |
CN110095193B (zh) * | 2019-05-14 | 2021-03-12 | 武汉高芯科技有限公司 | 一种红外热像仪噪声等效温差测试方法及系统 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3613343A1 (de) * | 1986-04-19 | 1987-10-22 | Philips Patentverwaltung | Hybrid-codierer |
EP0244001B1 (fr) * | 1986-04-19 | 1994-01-05 | Philips Patentverwaltung GmbH | Codeur hybride pour des signaux vidéo |
GB8829063D0 (en) * | 1988-12-13 | 1989-01-25 | British Telecomm | Predictive coding and decoding |
US5151784A (en) * | 1991-04-30 | 1992-09-29 | At&T Bell Laboratories | Multiple frame motion estimation |
JP3178026B2 (ja) * | 1991-08-23 | 2001-06-18 | ソニー株式会社 | ディジタル信号符号化装置及び復号化装置 |
US5748231A (en) * | 1992-10-13 | 1998-05-05 | Samsung Electronics Co., Ltd. | Adaptive motion vector decision method and device for digital image stabilizer system |
TW297202B (fr) * | 1993-10-13 | 1997-02-01 | Rca Thomson Licensing Corp | |
JP3266416B2 (ja) * | 1994-04-18 | 2002-03-18 | ケイディーディーアイ株式会社 | 動き補償フレーム間符号化復号装置 |
US5764307A (en) * | 1995-07-24 | 1998-06-09 | Motorola, Inc. | Method and apparatus for spatially adaptive filtering for video encoding |
JPH09163373A (ja) * | 1995-12-08 | 1997-06-20 | Toshiba Corp | 雑音低減装置 |
US6957350B1 (en) * | 1996-01-30 | 2005-10-18 | Dolby Laboratories Licensing Corporation | Encrypted and watermarked temporal and resolution layering in advanced television |
US5923775A (en) * | 1996-04-04 | 1999-07-13 | Eastman Kodak Company | Apparatus and method for signal dependent noise estimation and reduction in digital images |
US6005626A (en) * | 1997-01-09 | 1999-12-21 | Sun Microsystems, Inc. | Digital video signal encoder and encoding method |
EP0957367A1 (fr) * | 1998-04-14 | 1999-11-17 | THOMSON multimedia | Méthode d'estimation du niveau de bruit dans une séquence vidéo |
JP4344964B2 (ja) * | 1999-06-01 | 2009-10-14 | ソニー株式会社 | 画像処理装置および画像処理方法 |
US6668090B1 (en) * | 2000-05-26 | 2003-12-23 | Eastman Kodak Company | Producing a compressed digital image organized into layers corresponding to increasing visual quality levels and providing rate-control of such compressed digital image |
US6847408B1 (en) * | 2000-07-27 | 2005-01-25 | Richard W. Webb | Method and apparatus for reducing noise in an image sequence |
-
2001
- 2001-08-21 FR FR0110977A patent/FR2828977B1/fr not_active Expired - Fee Related
-
2002
- 2002-08-06 EP EP02796209A patent/EP1419658A1/fr not_active Ceased
- 2002-08-06 JP JP2003524268A patent/JP2005518689A/ja active Pending
- 2002-08-06 KR KR10-2004-7002526A patent/KR20040054676A/ko not_active Application Discontinuation
- 2002-08-06 US US10/487,197 patent/US7515638B2/en active Active
- 2002-08-06 CN CNB028163230A patent/CN1266943C/zh not_active Expired - Fee Related
- 2002-08-06 WO PCT/EP2002/008810 patent/WO2003019947A1/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JP2005518689A (ja) | 2005-06-23 |
US20040179602A1 (en) | 2004-09-16 |
US7515638B2 (en) | 2009-04-07 |
CN1266943C (zh) | 2006-07-26 |
EP1419658A1 (fr) | 2004-05-19 |
KR20040054676A (ko) | 2004-06-25 |
WO2003019947A1 (fr) | 2003-03-06 |
FR2828977A1 (fr) | 2003-02-28 |
CN1545812A (zh) | 2004-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20110502 |