IN2013MU01146A - - Google Patents

Info

Publication number
IN2013MU01146A
IN2013MU01146A IN1146MU2013A IN2013MU01146A IN 2013MU01146 A IN2013MU01146 A IN 2013MU01146A IN 1146MU2013 A IN1146MU2013 A IN 1146MU2013A IN 2013MU01146 A IN2013MU01146 A IN 2013MU01146A
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Venkataravi Allamsetty
Original Assignee
Tektronix Inc
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 Tektronix Inc filed Critical Tektronix Inc
Priority to IN1146MU2013 priority Critical patent/IN2013MU01146A/en
Priority to US14/172,774 priority patent/US9569856B2/en
Priority to JP2014050333A priority patent/JP6494167B2/ja
Priority to CN201410113062.3A priority patent/CN104079946B/zh
Priority to EP14161642.5A priority patent/EP2785066B1/en
Publication of IN2013MU01146A publication Critical patent/IN2013MU01146A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • 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
    • H04N19/865—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 with detection of the former encoding block subdivision in decompressed video

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Analysis (AREA)
IN1146MU2013 2013-03-26 2013-03-26 IN2013MU01146A (enrdf_load_stackoverflow)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IN1146MU2013 IN2013MU01146A (enrdf_load_stackoverflow) 2013-03-26 2013-03-26
US14/172,774 US9569856B2 (en) 2013-03-26 2014-02-04 Variable blocking artifact size and offset detection
JP2014050333A JP6494167B2 (ja) 2013-03-26 2014-03-13 ブロック・アトリビュート決定システム及び方法
CN201410113062.3A CN104079946B (zh) 2013-03-26 2014-03-25 可变成块效应大小和偏移检测
EP14161642.5A EP2785066B1 (en) 2013-03-26 2014-03-26 Variable block size and grid position detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN1146MU2013 IN2013MU01146A (enrdf_load_stackoverflow) 2013-03-26 2013-03-26

Publications (1)

Publication Number Publication Date
IN2013MU01146A true IN2013MU01146A (enrdf_load_stackoverflow) 2015-04-24

Family

ID=50624370

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1146MU2013 IN2013MU01146A (enrdf_load_stackoverflow) 2013-03-26 2013-03-26

Country Status (5)

Country Link
US (1) US9569856B2 (enrdf_load_stackoverflow)
EP (1) EP2785066B1 (enrdf_load_stackoverflow)
JP (1) JP6494167B2 (enrdf_load_stackoverflow)
CN (1) CN104079946B (enrdf_load_stackoverflow)
IN (1) IN2013MU01146A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3020482A1 (en) 2016-04-13 2017-10-19 Nicholas Bruce Alexander COSENTINO Systems and methods for collecting digital forensic evidence
US10740409B2 (en) 2016-05-20 2020-08-11 Magnet Forensics Inc. Systems and methods for graphical exploration of forensic data
CA3023877A1 (en) 2016-05-20 2017-11-23 Roman Czeslaw Kordasiewicz Systems and methods for graphical exploration of forensic data
US12238138B2 (en) * 2021-05-20 2025-02-25 F.A.C.C.T. Antifraud Llc Method and device for clustering phishing web resources based on visual content image

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0181032B1 (ko) * 1995-03-20 1999-05-01 배순훈 인터리빙을 이용한 물체 기반 부호화방법 및 장치
US6418242B1 (en) * 1998-11-18 2002-07-09 Tektronix, Inc. Efficient detection of error blocks in a DCT-based compressed video sequence
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
US6437821B1 (en) * 1999-12-22 2002-08-20 Tektronix, Inc. Harmonic measurement of blockiness in video signals
US6600836B1 (en) * 2000-01-28 2003-07-29 Qualcomm, Incorporated Quality based image compression
US6643410B1 (en) * 2000-06-29 2003-11-04 Eastman Kodak Company Method of determining the extent of blocking artifacts in a digital image
WO2007020572A1 (en) 2005-08-18 2007-02-22 Koninklijke Philips Electronics N.V. Image processor comprising a block artifacts detector
US8077774B1 (en) 2008-04-03 2011-12-13 Volicon, Inc. Automated monitoring of digital video image quality
JP5197414B2 (ja) * 2009-02-02 2013-05-15 オリンパス株式会社 画像処理装置及び画像処理方法
EP2396966B1 (en) * 2009-02-10 2018-09-05 Lattice Semiconductor Corporation Block noise detection and filtering
US8363978B2 (en) * 2009-03-03 2013-01-29 Samsung Electronics Co., Ltd. System and method for block edge location with varying block sizes and offsets in compressed digital video
US8363974B2 (en) * 2009-07-21 2013-01-29 Qualcomm Incorporated Block artifact reducer
TWI391878B (zh) * 2009-12-01 2013-04-01 Mstar Semiconductor Inc 區塊邊界偵測方法及區塊邊界偵測裝置
WO2011080925A1 (ja) * 2009-12-28 2011-07-07 パナソニック株式会社 画像符号化装置および方法
JP2011172101A (ja) * 2010-02-19 2011-09-01 Panasonic Corp 画像符号化方法、画像符号化装置及び撮像システム
US8824826B2 (en) * 2011-02-24 2014-09-02 Foveon, Inc. Methods for performing fast detail-preserving image filtering
CA3016913C (en) * 2011-06-28 2020-03-10 Samsung Electronics Co., Ltd. Video encoding method using offset adjustments according to pixel classification and apparatus therefor, video decoding method and apparatus therefor

Also Published As

Publication number Publication date
CN104079946A (zh) 2014-10-01
EP2785066B1 (en) 2018-10-17
US20140294316A1 (en) 2014-10-02
US9569856B2 (en) 2017-02-14
JP6494167B2 (ja) 2019-04-03
CN104079946B (zh) 2019-05-21
EP2785066A1 (en) 2014-10-01
JP2014192896A (ja) 2014-10-06

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