ATE336859T1 - Vorrichtung und verfahren zur bereitstellung einer nützlichkeitsmetrik auf der grundlage der codierung von informationen zur verbesserung von videosignalen - Google Patents
Vorrichtung und verfahren zur bereitstellung einer nützlichkeitsmetrik auf der grundlage der codierung von informationen zur verbesserung von videosignalenInfo
- Publication number
- ATE336859T1 ATE336859T1 AT01273139T AT01273139T ATE336859T1 AT E336859 T1 ATE336859 T1 AT E336859T1 AT 01273139 T AT01273139 T AT 01273139T AT 01273139 T AT01273139 T AT 01273139T AT E336859 T1 ATE336859 T1 AT E336859T1
- Authority
- AT
- Austria
- Prior art keywords
- usefulness metric
- coding information
- enhancing
- digital video
- sharpness
- Prior art date
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
- H04N19/10—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
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
- H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
-
- 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
- H04N19/80—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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26084301P | 2001-01-10 | 2001-01-10 | |
US09/976,329 US7161633B2 (en) | 2001-01-10 | 2001-10-12 | Apparatus and method for providing a usefulness metric based on coding information for video enhancement |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE336859T1 true ATE336859T1 (de) | 2006-09-15 |
Family
ID=26948212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01273139T ATE336859T1 (de) | 2001-01-10 | 2001-12-13 | Vorrichtung und verfahren zur bereitstellung einer nützlichkeitsmetrik auf der grundlage der codierung von informationen zur verbesserung von videosignalen |
Country Status (8)
Country | Link |
---|---|
US (1) | US7161633B2 (de) |
EP (1) | EP1352515B1 (de) |
JP (1) | JP2004518337A (de) |
KR (1) | KR20030005219A (de) |
CN (1) | CN1248487C (de) |
AT (1) | ATE336859T1 (de) |
DE (1) | DE60122382T2 (de) |
WO (1) | WO2002056582A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1565875A1 (de) * | 2002-11-25 | 2005-08-24 | Sarnoff Corporation | Verfahren und vorrichtung zur messung der qualität komprimierter videosequenzen ohne referenzen |
WO2004054269A1 (en) * | 2002-12-10 | 2004-06-24 | Koninklijke Philips Electronics N.V. | Joint resolution or sharpness enhancement and artifact reduction for coded digital video |
US20070139564A1 (en) * | 2004-02-27 | 2007-06-21 | Koninklijke Philips Electronics N.V. | System and method for global indication of mpeg impairments in compressed digital video |
US20070159556A1 (en) * | 2004-03-25 | 2007-07-12 | Koninklijke Philips Electronics N.V. | Luminance transient improvemet using video encoding metric for digital video processing |
WO2005094085A1 (en) * | 2004-03-29 | 2005-10-06 | Koninklijke Philips Electronics N.V. | Video quality enhancement and/or artifact reduction using coding information from a compressed bitstream |
US20050273657A1 (en) * | 2004-04-01 | 2005-12-08 | Hiroshi Ichiki | Information processing apparatus and method, and recording medium and program for controlling the same |
JP2008500757A (ja) * | 2004-05-25 | 2008-01-10 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 映像信号の鮮鋭度を強調するための方法およびシステム |
CN1293745C (zh) * | 2004-09-13 | 2007-01-03 | 西安交通大学 | 数字化电视后处理技术的视频图像自适应细节增强方法 |
US7653257B2 (en) * | 2005-07-19 | 2010-01-26 | Intel Corporation | Enhancing video sequence sharpness by adaptive peaking |
TWI401943B (zh) * | 2007-05-14 | 2013-07-11 | Novatek Microelectronics Corp | 用於一影像處理系統之影像處理方法及其相關影像處理裝置 |
EP2301251A4 (de) * | 2008-06-25 | 2012-12-26 | Ericsson Telefon Ab L M | Zeilenevaluierungs-ratensteuerung |
US9113164B1 (en) * | 2012-05-15 | 2015-08-18 | Google Inc. | Constant bit rate control using implicit quantization values |
TW201438458A (zh) * | 2013-03-22 | 2014-10-01 | Novatek Microelectronics Corp | 影像處理電路及其環狀假影消除方法 |
US11019349B2 (en) | 2017-01-20 | 2021-05-25 | Snap Inc. | Content-based client side video transcoding |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5031042A (en) * | 1990-07-09 | 1991-07-09 | Zenith Electronics Corporation | Noise coring and peaking circuit |
US5161015A (en) * | 1990-12-31 | 1992-11-03 | Zenith Electronics Corporation | System for peaking a video signal with a control signal representative of the perceptual nature of blocks of video pixels |
US5491514A (en) * | 1993-01-28 | 1996-02-13 | Matsushita Electric Industrial Co., Ltd. | Coding apparatus, decoding apparatus, coding-decoding apparatus for video signals, and optical disks conforming thereto |
PT932398E (pt) * | 1996-06-28 | 2006-09-29 | Ortho Mcneil Pharm Inc | Utilizacao do topiramento ou dos seus derivados para a producao de um medicamento para o tratamento de disturbios bipolares maniaco- depressivos |
DE19626985C1 (de) * | 1996-07-04 | 1998-01-02 | Siemens Ag | Verfahren und Anordnung zur Reduktion von Codierungsartefakten von blockbasierten Bildcodierungsverfahren und objektbasierten Bildcodierungsverfahren |
US6037986A (en) * | 1996-07-16 | 2000-03-14 | Divicom Inc. | Video preprocessing method and apparatus with selective filtering based on motion detection |
US6038256A (en) * | 1996-12-31 | 2000-03-14 | C-Cube Microsystems Inc. | Statistical multiplexed video encoding using pre-encoding a priori statistics and a priori and a posteriori statistics |
US6137904A (en) * | 1997-04-04 | 2000-10-24 | Sarnoff Corporation | Method and apparatus for assessing the visibility of differences between two signal sequences |
JP4186242B2 (ja) * | 1997-12-26 | 2008-11-26 | ソニー株式会社 | 画像信号処理装置及び画像信号処理方法 |
US6285801B1 (en) * | 1998-05-29 | 2001-09-04 | Stmicroelectronics, Inc. | Non-linear adaptive image filter for filtering noise such as blocking artifacts |
US6466624B1 (en) * | 1998-10-28 | 2002-10-15 | Pixonics, Llc | Video decoder with bit stream based enhancements |
US6847738B1 (en) * | 1999-01-15 | 2005-01-25 | Koninklijke Philips Electronics N.V. | Sharpness enhancement |
CN1197383C (zh) * | 1999-09-14 | 2005-04-13 | 皇家菲利浦电子有限公司 | 用于识别数字视频图像中像块伪痕的方法和装置 |
CN1248486C (zh) | 1999-12-17 | 2006-03-29 | 皇家菲利浦电子有限公司 | 用于峰化信号的方法和设备 |
US6810082B1 (en) * | 1999-12-17 | 2004-10-26 | Koninklijke Philips Electronics N.V. | Chroma based adaptive signal peaking |
US6636645B1 (en) * | 2000-06-29 | 2003-10-21 | Eastman Kodak Company | Image processing method for reducing noise and blocking artifact in a digital image |
US6950561B2 (en) * | 2001-01-10 | 2005-09-27 | Koninklijke Philips Electronics N.V. | Method and system for sharpness enhancement for coded video |
-
2001
- 2001-10-12 US US09/976,329 patent/US7161633B2/en not_active Expired - Fee Related
- 2001-12-13 JP JP2002557115A patent/JP2004518337A/ja not_active Withdrawn
- 2001-12-13 EP EP01273139A patent/EP1352515B1/de not_active Expired - Lifetime
- 2001-12-13 WO PCT/IB2001/002481 patent/WO2002056582A1/en active IP Right Grant
- 2001-12-13 KR KR1020027011859A patent/KR20030005219A/ko not_active Application Discontinuation
- 2001-12-13 CN CNB018062849A patent/CN1248487C/zh not_active Expired - Fee Related
- 2001-12-13 DE DE60122382T patent/DE60122382T2/de not_active Expired - Lifetime
- 2001-12-13 AT AT01273139T patent/ATE336859T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE60122382T2 (de) | 2007-08-02 |
CN1248487C (zh) | 2006-03-29 |
CN1416640A (zh) | 2003-05-07 |
EP1352515A1 (de) | 2003-10-15 |
DE60122382D1 (de) | 2006-09-28 |
EP1352515B1 (de) | 2006-08-16 |
JP2004518337A (ja) | 2004-06-17 |
KR20030005219A (ko) | 2003-01-17 |
WO2002056582A1 (en) | 2002-07-18 |
US20020131512A1 (en) | 2002-09-19 |
US7161633B2 (en) | 2007-01-09 |
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Legal Events
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |