ID19819A - Saringan loop dan metode penyaringan loop - Google Patents
Saringan loop dan metode penyaringan loopInfo
- Publication number
- ID19819A ID19819A IDP972432A ID972432A ID19819A ID 19819 A ID19819 A ID 19819A ID P972432 A IDP972432 A ID P972432A ID 972432 A ID972432 A ID 972432A ID 19819 A ID19819 A ID 19819A
- Authority
- ID
- Indonesia
- Prior art keywords
- loop
- files
- screening methods
- methods
- loop screening
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 238000012216 screening Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/20—Image enhancement or restoration using local operators
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- 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
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
- Fats And Perfumes (AREA)
- Networks Using Active Elements (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970002666A KR100213089B1 (ko) | 1997-01-29 | 1997-01-29 | 루프필터링 방법 및 루프필터 |
Publications (1)
Publication Number | Publication Date |
---|---|
ID19819A true ID19819A (id) | 1998-08-06 |
Family
ID=19495866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IDP972432A ID19819A (id) | 1997-01-29 | 1997-07-14 | Saringan loop dan metode penyaringan loop |
Country Status (7)
Country | Link |
---|---|
US (1) | US5974197A (zh) |
KR (1) | KR100213089B1 (zh) |
CN (1) | CN1094291C (zh) |
DE (1) | DE19730360B4 (zh) |
GB (1) | GB2321816B (zh) |
ID (1) | ID19819A (zh) |
IT (1) | IT1293597B1 (zh) |
Families Citing this family (75)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8625665B2 (en) | 1996-09-20 | 2014-01-07 | At&T Intellectual Property Ii, L.P. | Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video |
US6341144B1 (en) * | 1996-09-20 | 2002-01-22 | At&T Corp. | Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video |
JP3720850B2 (ja) * | 1997-01-31 | 2005-11-30 | シーメンス アクチエンゲゼルシヤフト | デジタル化画像の符号化および復号化のための方法および装置 |
US6188799B1 (en) * | 1997-02-07 | 2001-02-13 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for removing noise in still and moving pictures |
KR100234316B1 (ko) * | 1997-04-04 | 1999-12-15 | 윤종용 | 링잉노이즈 감소를 위한 신호적응 필터링 방법 및 신호적응필터 |
KR100243225B1 (ko) * | 1997-07-16 | 2000-02-01 | 윤종용 | 블록화효과 및 링잉잡음 감소를 위한 신호적응필터링방법 및신호적응필터 |
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 |
US6081552A (en) * | 1998-01-13 | 2000-06-27 | Intel Corporation | Video coding using a maximum a posteriori loop filter |
US6185334B1 (en) * | 1998-01-30 | 2001-02-06 | Compaq Computer Corporation | Method for reconstructing a dithered image |
US6633411B1 (en) * | 1998-04-01 | 2003-10-14 | International Business Machines Corporation | Method and apparatus for repurposing binary images |
KR100308016B1 (ko) | 1998-08-31 | 2001-10-19 | 구자홍 | 압축 부호화된 영상에 나타나는 블럭현상 및 링현상 제거방법및 영상 복호화기 |
CN1208746C (zh) * | 1999-09-28 | 2005-06-29 | 皇家菲利浦电子有限公司 | 滤波设备和方法 |
KR100335055B1 (ko) | 1999-12-08 | 2002-05-02 | 구자홍 | 압축 영상신호의 블럭현상 및 링현상 제거방법 |
US6721458B1 (en) * | 2000-04-14 | 2004-04-13 | Seiko Epson Corporation | Artifact reduction using adaptive nonlinear filters |
US7440635B2 (en) * | 2000-05-30 | 2008-10-21 | Sharp Laboratories Of America, Inc. | Method for removing ringing artifacts from locations near dominant edges of an image reconstructed after compression |
US6707952B1 (en) | 2000-05-30 | 2004-03-16 | Sharp Laboratories Of America, Inc. | Method for removing ringing artifacts from locations near dominant edges of an image reconstructed after compression |
EP1164799A1 (en) * | 2000-06-16 | 2001-12-19 | Sony International (Europe) GmbH | Method for processing compressed image data for reducing blocking artefacts |
EP1223554A1 (fr) * | 2000-11-28 | 2002-07-17 | Koninklijke Philips Electronics N.V. | Méthode de réduction de bruit |
FR2818863A1 (fr) * | 2000-12-26 | 2002-06-28 | Koninkl Philips Electronics Nv | Procede de traitement de donnees |
US6845180B2 (en) * | 2001-03-16 | 2005-01-18 | Sharp Laboratories Of America, Inc. | Predicting ringing artifacts in digital images |
US6993191B2 (en) * | 2001-05-04 | 2006-01-31 | Pts Corporation | Methods and apparatus for removing compression artifacts in video sequences |
US7003174B2 (en) * | 2001-07-02 | 2006-02-21 | Corel Corporation | Removal of block encoding artifacts |
US6983079B2 (en) * | 2001-09-20 | 2006-01-03 | Seiko Epson Corporation | Reducing blocking and ringing artifacts in low-bit-rate coding |
US7130483B2 (en) * | 2001-12-12 | 2006-10-31 | Samsung Electronics Co., Ltd. | Method for enhancing a digital image while suppressing undershoots and overshoots |
US8103104B2 (en) * | 2002-01-11 | 2012-01-24 | Hewlett-Packard Development Company, L.P. | Text extraction and its application to compound document image compression |
EP2899977A1 (en) | 2002-01-31 | 2015-07-29 | Samsung Electronics Co., Ltd | Filtering method and apparatus for reducing block artifacts or ringing noise |
EP1490835B1 (en) * | 2002-03-26 | 2007-02-14 | Koninklijke Philips Electronics N.V. | Video signal post-processing method |
US7031552B2 (en) * | 2002-04-05 | 2006-04-18 | Seiko Epson Corporation | Adaptive post-filtering for reducing noise in highly compressed image/video coding |
US6950473B2 (en) * | 2002-06-21 | 2005-09-27 | Seiko Epson Corporation | Hybrid technique for reducing blocking and ringing artifacts in low-bit-rate coding |
US7031392B2 (en) * | 2002-09-20 | 2006-04-18 | Seiko Epson Corporation | Method and apparatus for video deblocking |
US7643688B2 (en) * | 2003-10-10 | 2010-01-05 | Hewlett-Packard Development Company, L.P. | Reducing artifacts in compressed images |
US20050100235A1 (en) * | 2003-11-07 | 2005-05-12 | Hao-Song Kong | System and method for classifying and filtering pixels |
US7551793B2 (en) * | 2004-01-14 | 2009-06-23 | Samsung Electronics Co., Ltd. | Methods and apparatuses for adaptive loop filtering for reducing blocking artifacts |
JP2005293555A (ja) * | 2004-03-10 | 2005-10-20 | Seiko Epson Corp | 画像における肌領域の特定 |
US7519229B2 (en) * | 2004-03-30 | 2009-04-14 | Apple, Inc. | Video coding system providing separate coding chains for dynamically selected small-size or full-size playback |
KR100541961B1 (ko) | 2004-06-08 | 2006-01-12 | 삼성전자주식회사 | 선명도 향상 및 잡음처리가 가능한 영상신호 처리장치 및방법 |
CN1306826C (zh) * | 2004-07-30 | 2007-03-21 | 联合信源数字音视频技术(北京)有限公司 | 基于多级并行流水线方式的环路滤波装置 |
US7697782B2 (en) * | 2004-09-16 | 2010-04-13 | Sharp Laboratories Of America, Inc. | System for reducing ringing artifacts |
JP4533081B2 (ja) * | 2004-10-12 | 2010-08-25 | キヤノン株式会社 | 画像符号化装置及びその方法 |
US7620261B2 (en) * | 2004-11-23 | 2009-11-17 | Stmicroelectronics Asia Pacific Pte. Ltd. | Edge adaptive filtering system for reducing artifacts and method |
US8218634B2 (en) * | 2005-01-13 | 2012-07-10 | Ntt Docomo, Inc. | Nonlinear, in-the-loop, denoising filter for quantization noise removal for hybrid video compression |
US7792385B2 (en) * | 2005-01-25 | 2010-09-07 | Globalfoundries Inc. | Scratch pad for storing intermediate loop filter data |
US8576924B2 (en) * | 2005-01-25 | 2013-11-05 | Advanced Micro Devices, Inc. | Piecewise processing of overlap smoothing and in-loop deblocking |
US7787703B2 (en) * | 2005-05-11 | 2010-08-31 | Xerox Corporation | Method and system for extending binary image data to contone image data |
US7965773B1 (en) | 2005-06-30 | 2011-06-21 | Advanced Micro Devices, Inc. | Macroblock cache |
CN100438629C (zh) * | 2005-09-19 | 2008-11-26 | 华为技术有限公司 | 图像编码处理中的环路滤波方法 |
KR100728921B1 (ko) * | 2005-12-26 | 2007-06-15 | 삼성전자주식회사 | 입력 영상에 적응적인 해상도변환장치 및 그의해상도변환방법 |
US7636497B1 (en) | 2005-12-27 | 2009-12-22 | Advanced Micro Devices, Inc. | Video rotation in a media acceleration engine |
TWI304187B (en) * | 2006-01-03 | 2008-12-11 | Realtek Semiconductor Corp | Method and apparatus for image edge detection |
TWI323606B (en) * | 2006-02-22 | 2010-04-11 | Huper Lab Co Ltd | Image noise reduction method based on local correlation |
CN101123680B (zh) * | 2006-08-09 | 2010-10-06 | 昆山杰得微电子有限公司 | 去除摄像头斑点噪声的方法 |
TWI332351B (en) * | 2006-10-05 | 2010-10-21 | Realtek Semiconductor Corp | Image processing method and device thereof for reduction mosquito noise |
EP4224853A1 (en) | 2006-11-08 | 2023-08-09 | InterDigital VC Holdings, Inc. | Methods and apparatus for in-loop de-artifact filtering |
US8619874B2 (en) * | 2007-04-13 | 2013-12-31 | Apple Inc. | Method and system for video encoding and decoding |
US8582656B2 (en) | 2007-04-13 | 2013-11-12 | Apple Inc. | Method and system for video encoding and decoding |
CN101207812B (zh) * | 2007-12-10 | 2010-04-07 | 海信集团有限公司 | 一种视频环路滤波方法 |
US20090226108A1 (en) * | 2008-03-08 | 2009-09-10 | Benjamin Kent | Multi-pass algorithm to reduce ringing artifacts in noise removal and deblur effects |
JP5060447B2 (ja) * | 2008-10-07 | 2012-10-31 | 株式会社東芝 | ノイズキャンセル処理回路および固体撮像装置 |
CN101583041B (zh) * | 2009-06-18 | 2012-03-07 | 中兴通讯股份有限公司 | 多核图像编码处理设备的图像滤波方法及设备 |
JP6029984B2 (ja) * | 2010-03-09 | 2016-11-24 | トムソン ライセンシングThomson Licensing | 分類ベースのループ・フィルタのための方法と装置 |
US8300949B2 (en) * | 2010-05-18 | 2012-10-30 | Sharp Laboratories Of America, Inc. | Edge detection technique having improved feature visibility |
US8995776B2 (en) * | 2010-06-17 | 2015-03-31 | Sharp Kabushiki Kaisha | Image filter device, decoding apparatus, encoding apparatus, and data structure |
BR112013000556A2 (pt) * | 2010-07-09 | 2019-09-24 | Samsung Electronics Co Ltd | método para decodificar um vídeo usando um processador de decodificação de vídeo, método para codificar um vídeo usando um processador de codificação de vídeo, aparaleho de decodificação de vídeo em relação a um processador de decodificação de vídeo, aparelho de codificação de vídeo em relação com um processador de codificação de vídeo, e meio de gravação legível por computador |
US8787443B2 (en) | 2010-10-05 | 2014-07-22 | Microsoft Corporation | Content adaptive deblocking during video encoding and decoding |
JP5291133B2 (ja) | 2011-03-09 | 2013-09-18 | 日本電信電話株式会社 | 画像処理方法,画像処理装置,映像符号化/復号方法,映像符号化/復号装置およびそれらのプログラム |
JP5291134B2 (ja) | 2011-03-09 | 2013-09-18 | 日本電信電話株式会社 | 映像符号化/復号方法,映像符号化/復号装置およびそのプログラム |
CN102170569B (zh) * | 2011-03-24 | 2016-01-06 | 深圳市云宙多媒体技术有限公司 | 一种振铃效应去噪方法、装置 |
US9042458B2 (en) | 2011-04-01 | 2015-05-26 | Microsoft Technology Licensing, Llc | Multi-threaded implementations of deblock filtering |
CN102223538A (zh) * | 2011-06-17 | 2011-10-19 | 中兴通讯股份有限公司 | 一种并行滤波的方法和装置 |
JP2013090034A (ja) * | 2011-10-14 | 2013-05-13 | Sony Corp | 画像処理装置および方法、プログラム、並びに記録媒体 |
CN103888764B (zh) | 2014-03-14 | 2017-02-15 | 西安交通大学 | 一种自适应补偿视频压缩失真的系统及方法 |
US10091533B2 (en) | 2016-02-18 | 2018-10-02 | Cisco Technology, Inc. | Generalized filter for removing video compression artifacts |
CN106407919B (zh) * | 2016-09-05 | 2019-09-10 | 珠海赛纳打印科技股份有限公司 | 基于图像处理的文本分离方法及装置和图像形成设备 |
CN106647621A (zh) * | 2016-12-06 | 2017-05-10 | 深圳市玮之度科技发展有限公司 | 一种贵金属数控加工定位方法及系统 |
CN111131661B (zh) * | 2018-10-30 | 2022-05-17 | 瑞昱半导体股份有限公司 | 影像处理电路及相关的影像处理方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5218649A (en) * | 1990-05-04 | 1993-06-08 | U S West Advanced Technologies, Inc. | Image enhancement system |
JPH06217274A (ja) * | 1993-01-18 | 1994-08-05 | Matsushita Electric Ind Co Ltd | 画像信号圧縮装置 |
DE4305911A1 (de) * | 1993-02-26 | 1994-09-01 | Philips Patentverwaltung | Videodecoder mit einer Steuereinheit |
JP3547481B2 (ja) * | 1994-04-19 | 2004-07-28 | 松下電器産業株式会社 | 映像信号処理方法および映像信号処理装置 |
JPH08186714A (ja) * | 1994-12-27 | 1996-07-16 | Texas Instr Inc <Ti> | 画像データのノイズ除去方法及びその装置 |
JPH096957A (ja) * | 1995-06-23 | 1997-01-10 | Toshiba Corp | 濃度画像の2値化方法および画像2値化装置 |
US5812702A (en) * | 1995-11-22 | 1998-09-22 | U S West, Inc. | System and method for enhancement of coded images using adaptive spatial filtering |
KR100242637B1 (ko) * | 1996-07-06 | 2000-02-01 | 윤종용 | 동보상된 영상의 블록화효과 및 링잉노이즈 감소를 위한 루프필터링방법 |
US5796875A (en) * | 1996-08-13 | 1998-08-18 | Sony Electronics, Inc. | Selective de-blocking filter for DCT compressed images |
-
1997
- 1997-01-29 KR KR1019970002666A patent/KR100213089B1/ko not_active IP Right Cessation
- 1997-07-11 IT IT97MI001663A patent/IT1293597B1/it active IP Right Grant
- 1997-07-14 ID IDP972432A patent/ID19819A/id unknown
- 1997-07-14 US US08/892,226 patent/US5974197A/en not_active Expired - Fee Related
- 1997-07-15 CN CN971179557A patent/CN1094291C/zh not_active Expired - Fee Related
- 1997-07-15 GB GB9714745A patent/GB2321816B/en not_active Expired - Fee Related
- 1997-07-15 DE DE19730360A patent/DE19730360B4/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100213089B1 (ko) | 1999-08-02 |
KR19980066891A (ko) | 1998-10-15 |
ITMI971663A1 (it) | 1999-01-11 |
CN1094291C (zh) | 2002-11-13 |
DE19730360B4 (de) | 2005-05-19 |
GB9714745D0 (en) | 1997-09-17 |
US5974197A (en) | 1999-10-26 |
GB2321816A (en) | 1998-08-05 |
CN1189652A (zh) | 1998-08-05 |
GB2321816B (en) | 1999-03-24 |
IT1293597B1 (it) | 1999-03-08 |
DE19730360A1 (de) | 1998-07-30 |
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