DE60220295D1 - Addieren von halbbildern eines bildes - Google Patents
Addieren von halbbildern eines bildesInfo
- Publication number
- DE60220295D1 DE60220295D1 DE60220295T DE60220295T DE60220295D1 DE 60220295 D1 DE60220295 D1 DE 60220295D1 DE 60220295 T DE60220295 T DE 60220295T DE 60220295 T DE60220295 T DE 60220295T DE 60220295 D1 DE60220295 D1 DE 60220295D1
- Authority
- DE
- Germany
- Prior art keywords
- inverse
- frame
- dct
- basis transform
- fly
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
- G06T1/0021—Image watermarking
- G06T1/0085—Time domain based watermarking, e.g. watermarks spread over several images
-
- 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
- H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2201/00—General purpose image data processing
- G06T2201/005—Image watermarking
- G06T2201/0061—Embedding of the watermark in each block of the image, e.g. segmented watermarking
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2201/00—General purpose image data processing
- G06T2201/005—Image watermarking
- G06T2201/0065—Extraction of an embedded watermark; Reliable detection
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Editing Of Facsimile Originals (AREA)
- Image Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Plural Heterocyclic Compounds (AREA)
- Television Systems (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01203194 | 2001-08-24 | ||
EP01203194 | 2001-08-24 | ||
PCT/IB2002/003290 WO2003019949A2 (en) | 2001-08-24 | 2002-08-05 | Adding fields of a video frame |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60220295D1 true DE60220295D1 (de) | 2007-07-05 |
DE60220295T2 DE60220295T2 (de) | 2008-01-17 |
Family
ID=8180823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60220295T Expired - Fee Related DE60220295T2 (de) | 2001-08-24 | 2002-08-05 | Addieren von halbbildern eines bildes |
Country Status (12)
Country | Link |
---|---|
US (1) | US6823006B2 (de) |
EP (1) | EP1430723B1 (de) |
JP (1) | JP2005501490A (de) |
KR (1) | KR20040029029A (de) |
CN (1) | CN1283093C (de) |
AT (1) | ATE363183T1 (de) |
AU (1) | AU2002321735A1 (de) |
BR (1) | BR0205934A (de) |
DE (1) | DE60220295T2 (de) |
PL (1) | PL366550A1 (de) |
RU (1) | RU2004108695A (de) |
WO (1) | WO2003019949A2 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7054281B2 (en) * | 2003-05-02 | 2006-05-30 | Thomson Licensing | Multi-channel tuner using a discrete cosine transform |
JP5100121B2 (ja) * | 2003-09-23 | 2012-12-19 | トムソン ライセンシング | 事前に計算されたサンプルをモザイキングすることでフィルムグレインをシミュレートするための方法 |
JP2007508788A (ja) * | 2003-10-14 | 2007-04-05 | トムソン ライセンシング | ビットの正確な快適ノイズの付加方法及び装置 |
US8150206B2 (en) * | 2004-03-30 | 2012-04-03 | Thomson Licensing | Method and apparatus for representing image granularity by one or more parameters |
ZA200703153B (en) | 2004-10-18 | 2008-08-27 | Thomson Licensing | Film grain simulation method |
GB0424339D0 (en) * | 2004-11-03 | 2004-12-08 | Astrazeneca Ab | Combination therapy |
CA2587095C (en) | 2004-11-12 | 2015-01-20 | Thomson Licensing | Film grain simulation for normal play and trick mode play for video playback systems |
BRPI0517743B1 (pt) | 2004-11-16 | 2017-06-27 | Thomson Licensing | Method and apparatus for creating a film granulation block |
ES2739452T3 (es) * | 2004-11-17 | 2020-01-31 | Interdigital Vc Holdings Inc | Método de simulación de grano de película con precisión de bits basado en coeficientes transformados calculados previamente |
US8483288B2 (en) * | 2004-11-22 | 2013-07-09 | Thomson Licensing | Methods, apparatus and system for film grain cache splitting for film grain simulation |
AU2005309975B2 (en) * | 2004-11-23 | 2010-09-16 | Interdigital Vc Holdings, Inc. | Low-complexity film grain simulation technique |
BRPI0518258A2 (pt) * | 2004-11-24 | 2008-11-11 | Thomson Licensing | tÉcnica de simulaÇço de granulaÇço de filme para uso nos dispositivos de reproduÇço de mÍdia |
AU2005239628B2 (en) * | 2005-01-14 | 2010-08-05 | Microsoft Technology Licensing, Llc | Reversible 2-dimensional pre-/post-filtering for lapped biorthogonal transform |
US8472528B2 (en) * | 2006-12-14 | 2013-06-25 | Tredess 2010, S.L. | Method for marking a digital image with a digital water mark |
US10715834B2 (en) | 2007-05-10 | 2020-07-14 | Interdigital Vc Holdings, Inc. | Film grain simulation based on pre-computed transform coefficients |
US8565472B2 (en) * | 2007-10-30 | 2013-10-22 | General Instrument Corporation | Method, device and system for dynamically embedding watermark information into multimedia content |
US20090110059A1 (en) * | 2007-10-31 | 2009-04-30 | General Instrument Corporation | Method and system for transmitting end-user access information for multimedia content |
US9110849B2 (en) | 2009-04-15 | 2015-08-18 | Qualcomm Incorporated | Computing even-sized discrete cosine transforms |
US9069713B2 (en) | 2009-06-05 | 2015-06-30 | Qualcomm Incorporated | 4X4 transform for media coding |
US9075757B2 (en) | 2009-06-24 | 2015-07-07 | Qualcomm Incorporated | 16-point transform for media data coding |
US8451904B2 (en) * | 2009-06-24 | 2013-05-28 | Qualcomm Incorporated | 8-point transform for media data coding |
US9081733B2 (en) | 2009-06-24 | 2015-07-14 | Qualcomm Incorporated | 16-point transform for media data coding |
US9118898B2 (en) | 2009-06-24 | 2015-08-25 | Qualcomm Incorporated | 8-point transform for media data coding |
WO2012051094A2 (en) * | 2010-10-14 | 2012-04-19 | Technicolor Usa, Inc | Methods and apparatus for video encoding and decoding using motion matrix |
US9824066B2 (en) | 2011-01-10 | 2017-11-21 | Qualcomm Incorporated | 32-point transform for media data coding |
CN108197613B (zh) * | 2018-02-12 | 2022-02-08 | 天地伟业技术有限公司 | 一种基于深度卷积级联网络的人脸检测优化方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5832135A (en) * | 1996-03-06 | 1998-11-03 | Hewlett-Packard Company | Fast method and apparatus for filtering compressed images in the DCT domain |
US6971011B1 (en) * | 1998-03-04 | 2005-11-29 | Koninklijke Philips Electronics N.V. | Watermark detection |
US6154571A (en) * | 1998-06-24 | 2000-11-28 | Nec Research Institute, Inc. | Robust digital watermarking |
US5991426A (en) * | 1998-12-18 | 1999-11-23 | Signafy, Inc. | Field-based watermark insertion and detection |
GB2349536B (en) * | 1999-03-23 | 2003-03-12 | Ibm | Motion picture electronic watermark system |
US6658157B1 (en) * | 1999-06-29 | 2003-12-02 | Sony Corporation | Method and apparatus for converting image information |
US6724939B1 (en) * | 1999-08-31 | 2004-04-20 | Telefonaktiebolaget Lm Ericsson | Low complexity JPEG decoder |
-
2002
- 2002-08-05 PL PL02366550A patent/PL366550A1/xx not_active Application Discontinuation
- 2002-08-05 KR KR10-2004-7002726A patent/KR20040029029A/ko not_active Application Discontinuation
- 2002-08-05 WO PCT/IB2002/003290 patent/WO2003019949A2/en active IP Right Grant
- 2002-08-05 DE DE60220295T patent/DE60220295T2/de not_active Expired - Fee Related
- 2002-08-05 AU AU2002321735A patent/AU2002321735A1/en not_active Abandoned
- 2002-08-05 RU RU2004108695/09A patent/RU2004108695A/ru unknown
- 2002-08-05 BR BR0205934-7A patent/BR0205934A/pt not_active Application Discontinuation
- 2002-08-05 EP EP02755507A patent/EP1430723B1/de not_active Expired - Lifetime
- 2002-08-05 JP JP2003524270A patent/JP2005501490A/ja active Pending
- 2002-08-05 AT AT02755507T patent/ATE363183T1/de not_active IP Right Cessation
- 2002-08-05 CN CNB028165209A patent/CN1283093C/zh not_active Expired - Fee Related
- 2002-08-21 US US10/225,383 patent/US6823006B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1430723B1 (de) | 2007-05-23 |
WO2003019949A3 (en) | 2003-09-25 |
RU2004108695A (ru) | 2005-08-20 |
EP1430723A2 (de) | 2004-06-23 |
KR20040029029A (ko) | 2004-04-03 |
US6823006B2 (en) | 2004-11-23 |
AU2002321735A1 (en) | 2003-03-10 |
CN1547855A (zh) | 2004-11-17 |
ATE363183T1 (de) | 2007-06-15 |
US20030043922A1 (en) | 2003-03-06 |
BR0205934A (pt) | 2004-02-17 |
CN1283093C (zh) | 2006-11-01 |
PL366550A1 (en) | 2005-02-07 |
WO2003019949A2 (en) | 2003-03-06 |
DE60220295T2 (de) | 2008-01-17 |
JP2005501490A (ja) | 2005-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE60220295D1 (de) | Addieren von halbbildern eines bildes | |
DE60114812D1 (de) | Videoformat konvertierung und transkodierung von mpeg-2 in mpeg-4 | |
WO2009042101A3 (en) | Processing an input image to reduce compression-related artifacts | |
KR920011257A (ko) | 대역 압축 장치 | |
KR102128880B1 (ko) | 인코딩 장치 및 인코딩 방법 | |
Su et al. | Exposing digital video forgery by detecting motion-compensated edge artifact | |
KR920022902A (ko) | 영상신호의 부호화/복호화장치 | |
Minamoto et al. | A blind digital image watermarking method using interval wavelet decomposition | |
SE9802286L (sv) | Effektiv nedskalning av DCT-komprimerade bilder | |
KR100376060B1 (en) | Method and system for re-setting image size using inverse discrete cosine transform | |
TW200726275A (en) | Method for processing motion image | |
ATE324013T1 (de) | Vorrichtung zur videokodierung und -aufzeichnung | |
ES2085483T3 (es) | Procedimiento y dispositivo para transformacion de datos de imagen. | |
WO2002051161A3 (en) | Frame-type dependent reduced complexity video decoding | |
Puchala et al. | Low-complexity approximation of 8-point Discrete Cosine Transform for image compression | |
Sae-Tang et al. | Hadamard transform-based amplitude-only images for image trading systems | |
Yang et al. | A compression-boosting transform for 2D data | |
Davies et al. | Recent improvements to Thor with emphasis on perceptual coding tools | |
Aswani et al. | An Efficient Method for Fractal Video Compression using Block Matching Motion Estimation | |
Kumar et al. | Image Error-Concealment for JPEG & PICT Format | |
Bu et al. | The Digital Video Frame Obfuscation Method in Consideration of Human Visual System for Intellectual Property Protection and Authentication | |
SE0103342L (sv) | Brusreducering i bilder | |
Kim et al. | A DCT-Domain Pre-filtering Scheme in a Video Encoder | |
Minamoto et al. | A blind image wavelet-based watermarking using interval arithmetic | |
Rojas-Cardenas et al. | Low Cost Visual Event Detection over JPEG Flows |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |