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 videosignalen

Info

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
Application number
AT01273139T
Other languages
English (en)
Inventor
Lilla Boroczky
Johan Janssen
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE336859T1 publication Critical patent/ATE336859T1/de

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)
AT01273139T 2001-01-10 2001-12-13 Vorrichtung und verfahren zur bereitstellung einer nützlichkeitsmetrik auf der grundlage der codierung von informationen zur verbesserung von videosignalen ATE336859T1 (de)

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)

* Cited by examiner, † Cited by third party
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
AU2003282296A1 (en) * 2002-12-10 2004-06-30 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
EP1733564A1 (de) * 2004-03-29 2006-12-20 Koninklijke Philips Electronics N.V. Videoqualitätsverbesserung und/oder artefaktverringerung durch verwendung von codierungsinformationen aus einem komprimierten bitstrom
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
US20110075730A1 (en) * 2008-06-25 2011-03-31 Telefonaktiebolaget L M Ericsson (Publ) Row Evaluation Rate Control
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)

* Cited by examiner, † Cited by third party
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
DK0932398T3 (da) * 1996-06-28 2006-09-25 Ortho Mcneil Pharm Inc Anvendelse af topiramat eller derivater deraf til fremstilling af et lægemiddel til behandling af maniodepressive bipolære forstyrrelser
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
WO2000042778A1 (en) 1999-01-15 2000-07-20 Koninklijke Philips Electronics N.V. Sharpness enhancement
KR100754154B1 (ko) * 1999-09-14 2007-09-03 코닌클리케 필립스 일렉트로닉스 엔.브이. 디지털 비디오 화상들에서 블록 아티팩트들을 식별하는 방법 및 디바이스
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

Also Published As

Publication number Publication date
JP2004518337A (ja) 2004-06-17
WO2002056582A1 (en) 2002-07-18
EP1352515B1 (de) 2006-08-16
KR20030005219A (ko) 2003-01-17
DE60122382T2 (de) 2007-08-02
DE60122382D1 (de) 2006-09-28
US20020131512A1 (en) 2002-09-19
US7161633B2 (en) 2007-01-09
CN1416640A (zh) 2003-05-07
EP1352515A1 (de) 2003-10-15
CN1248487C (zh) 2006-03-29

Similar Documents

Publication Publication Date Title
ATE336859T1 (de) Vorrichtung und verfahren zur bereitstellung einer nützlichkeitsmetrik auf der grundlage der codierung von informationen zur verbesserung von videosignalen
ES2277472B2 (es) Procedimiento y dispositivo de filtrado adaptativo de datos de imagen.
ATE264527T1 (de) Verfahren zur bildumwandlung und -kodierung
Chung et al. Digital watermarking for copyright protection of MPEG2 compressed video
Koz et al. Oblivious spatio-temporal watermarking of digital video by exploiting the human visual system
KR960706268A (ko) 쿼드트리 구조형 월시(walsh) 변환 비디오/이미지 코딩(quadtree-structured walsh transform video/image coding)
EP2299719A8 (de) System und Verfahren zur Benutzung von Mustervektoren in der Bild- und Videokodierung und -dekodierung
ATE224121T1 (de) Verfahren und vorrichtung zur bilddekodierung
ATE420534T1 (de) Verfahren zur filterung von digitalen bildern und filtergerät
EP1408444A3 (de) Streifenkode mit verbesserter Visuell-Qualität
DE69606139D1 (de) Verfahren und vorrichtung zur rauschunterdrückung in komprimierten bilddaten
JPH10155151A (ja) 画像データ処理装置
JP2007036833A (ja) 電子透かし埋め込み方法及び埋め込み装置、電子透かし検出方法及び検出装置
JP2000510980A (ja) 情報信号に埋め込まれた透かし情報の検出方法
MX9801191A (es) Codificador de video que emplea traslado de pixeles.
WO1998031152A3 (en) Embedding supplemental data in a digital video signal
TW325635B (en) Method and apparatus for blocking effect reduction in images by post-processing in the spatial domain an apparatus and method for post processing image data which previously was encoded using a discrete cosine transform in order to remove resulting blocking effects.
KR960036708A (ko) 정지영상을 가진영상신호를 부호화/복호화 하기 위한 부호화/복호화 시스템
SE9803454D0 (sv) A method and a system for coding ROIs
Brand et al. Intra-frame coding using a conditional autoencoder
DE60312711D1 (de) Verfahren und vorrichtung zur codierung von bild- und/oder audiodaten
DE69841761D1 (de) Verfahren und Gerät zur Durchführung der Diskreten-Cosinus-Transformation und inversen Diskreten-Cosinus-Transformation
US20040131224A1 (en) Method for burying data in image, and method of extracting the data
Winkler et al. Perceptual quality assessment for video watermarking
ATE250834T1 (de) Verfahren und vorrichtung zur vorfilterung von videobildern

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties