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)

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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
CN1939063A (zh) * 2004-03-29 2007-03-28 皇家飞利浦电子股份有限公司 利用来自压缩比特流的编码信息来增强视频质量和/或减少伪像
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
EP2672693A1 (de) * 2012-06-07 2013-12-11 ViXS Systems Inc. Adaptive Randverbesserung
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

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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
US6847738B1 (en) * 1999-01-15 2005-01-25 Koninklijke Philips Electronics N.V. Sharpness enhancement
EP1129579A1 (de) * 1999-09-14 2001-09-05 Koninklijke Philips Electronics N.V. Methode und gerät zur erkennung von blockartefakten in digitalen videobildern
JP2003517785A (ja) 1999-12-17 2003-05-27 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 信号ピーキング
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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
WO2002056582A1 (en) 2002-07-18
CN1416640A (zh) 2003-05-07
DE60122382D1 (de) 2006-09-28
EP1352515A1 (de) 2003-10-15
EP1352515B1 (de) 2006-08-16
KR20030005219A (ko) 2003-01-17
CN1248487C (zh) 2006-03-29
DE60122382T2 (de) 2007-08-02
JP2004518337A (ja) 2004-06-17
US20020131512A1 (en) 2002-09-19
US7161633B2 (en) 2007-01-09

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