PL2123051T3 - Kompresja i dekompresja obrazu - Google Patents

Kompresja i dekompresja obrazu

Info

Publication number
PL2123051T3
PL2123051T3 PL07849411T PL07849411T PL2123051T3 PL 2123051 T3 PL2123051 T3 PL 2123051T3 PL 07849411 T PL07849411 T PL 07849411T PL 07849411 T PL07849411 T PL 07849411T PL 2123051 T3 PL2123051 T3 PL 2123051T3
Authority
PL
Poland
Prior art keywords
image
cluster
pixels
decompression
clusters
Prior art date
Application number
PL07849411T
Other languages
English (en)
Inventor
Fei Zuo
Waele Stijn De
Wilhelmus H A Bruls
Karel J G Hinnen
Michael J Verberne
Original Assignee
Koninl 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 Koninl Philips Electronics Nv filed Critical Koninl Philips Electronics Nv
Publication of PL2123051T3 publication Critical patent/PL2123051T3/pl

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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image 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
    • H04N19/10—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/179—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 scene or a shot
    • 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
    • H04N19/10—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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
PL07849411T 2006-12-18 2007-12-11 Kompresja i dekompresja obrazu PL2123051T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06126324 2006-12-18
EP07849411A EP2123051B1 (en) 2006-12-18 2007-12-11 Image compression and decompression
PCT/IB2007/055011 WO2008075247A1 (en) 2006-12-18 2007-12-11 Image compression and decompression

Publications (1)

Publication Number Publication Date
PL2123051T3 true PL2123051T3 (pl) 2011-04-29

Family

ID=39400417

Family Applications (1)

Application Number Title Priority Date Filing Date
PL07849411T PL2123051T3 (pl) 2006-12-18 2007-12-11 Kompresja i dekompresja obrazu

Country Status (12)

Country Link
US (2) US8582666B2 (pl)
EP (1) EP2123051B1 (pl)
JP (1) JP2010514246A (pl)
KR (1) KR101545005B1 (pl)
CN (1) CN101563926B (pl)
AT (1) ATE488096T1 (pl)
DE (1) DE602007010514D1 (pl)
ES (1) ES2356023T3 (pl)
MX (1) MX2009006404A (pl)
PL (1) PL2123051T3 (pl)
RU (1) RU2461977C2 (pl)
WO (1) WO2008075247A1 (pl)

Families Citing this family (111)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7974485B1 (en) * 2005-10-27 2011-07-05 Nvidia Corporation Split-frame post-processing in a programmable video pipeline
EP2145316A4 (en) * 2007-04-04 2017-03-08 Telefonaktiebolaget LM Ericsson (publ) Vector-based image processing
EP2003896A1 (en) * 2007-06-12 2008-12-17 Panasonic Corporation Statistical image enhancement
WO2009078686A2 (en) * 2007-12-18 2009-06-25 Humax Co., Ltd. Method and device for video coding and decoding
JP5137687B2 (ja) * 2008-05-23 2013-02-06 キヤノン株式会社 復号装置及び復号方法、プログラム
US8625681B2 (en) 2008-07-09 2014-01-07 Intel Corporation Rate-distortion cost reducing video encoding techniques
US10123050B2 (en) * 2008-07-11 2018-11-06 Qualcomm Incorporated Filtering video data using a plurality of filters
WO2010007590A2 (en) * 2008-07-17 2010-01-21 Amimon Ltd. Methods circuits and systems for transmission and reconstruction of a video block
EP2161936A1 (en) * 2008-09-04 2010-03-10 Panasonic Corporation Locally adaptive filters for video coding controlled by local correlation data
KR101323439B1 (ko) * 2008-11-12 2013-10-29 보드 오브 트러스티스 오브 더 리랜드 스탠포드 주니어 유니버시티 특징 디스크립터를 표현하고 식별하는 방법, 장치 및 컴퓨터 판독가능 저장 매체
US8831090B2 (en) 2008-11-18 2014-09-09 Avigilon Corporation Method, system and apparatus for image capture, analysis and transmission
BRPI0921986A2 (pt) * 2008-11-25 2018-06-05 Thomson Licensing métodos e aparelho para filtralçao por eliminação de artefatos à base de matrizes esparsas para codificação e decodificação de vídeo
US9143803B2 (en) 2009-01-15 2015-09-22 Qualcomm Incorporated Filter prediction based on activity metrics in video coding
KR20100095992A (ko) 2009-02-23 2010-09-01 한국과학기술원 비디오 부호화에서의 분할 블록 부호화 방법, 비디오 복호화에서의 분할 블록 복호화 방법 및 이를 구현하는 기록매체
EP2226760A1 (en) * 2009-03-03 2010-09-08 Sony Corporation Method and apparatus for reducing compression artifacts in video signals
CN102349298B (zh) * 2009-03-12 2016-08-03 汤姆森特许公司 用于去伪像滤波的基于区域的滤波器参数选择的方法和装置
KR101647376B1 (ko) * 2009-03-30 2016-08-10 엘지전자 주식회사 비디오 신호 처리 방법 및 장치
EP2237557A1 (en) * 2009-04-03 2010-10-06 Panasonic Corporation Coding for filter coefficients
CN102450009B (zh) * 2009-04-20 2015-07-22 杜比实验室特许公司 在视频应用中用于视频预处理的滤波器选择
JP5361998B2 (ja) * 2009-05-29 2013-12-04 三菱電機株式会社 画像符号化装置、画像復号装置、画像符号化方法、および画像復号方法
KR101631270B1 (ko) * 2009-06-19 2016-06-16 삼성전자주식회사 의사 난수 필터를 이용한 영상 필터링 방법 및 장치
CN105872541B (zh) * 2009-06-19 2019-05-14 三菱电机株式会社 图像编码装置、图像编码方法及图像解码装置
TWI401963B (zh) * 2009-06-25 2013-07-11 Pixart Imaging Inc Dynamic image compression method for face detection
US20100329362A1 (en) * 2009-06-30 2010-12-30 Samsung Electronics Co., Ltd. Video encoding and decoding apparatus and method using adaptive in-loop filter
JP2011049740A (ja) 2009-08-26 2011-03-10 Sony Corp 画像処理装置および方法
JP2011050001A (ja) * 2009-08-28 2011-03-10 Sony Corp 画像処理装置および方法
EP2486731B1 (en) * 2009-10-05 2018-11-07 InterDigital Madison Patent Holdings Methods and apparatus for adaptive filtering of prediction pixels for chroma components in video encoding and decoding
BR112012008636A2 (pt) * 2009-10-15 2016-04-19 Thomson Licensing métodos e aparelho para filtragem adaptativa eficiente para codificadores e decodificadores de vídeo
KR101710883B1 (ko) * 2009-11-04 2017-02-28 삼성전자주식회사 필터 정보를 이용한 영상 압축 장치 및 방법과 영상 복원 장치 및 방법
US20110135011A1 (en) * 2009-12-04 2011-06-09 Apple Inc. Adaptive dithering during image processing
JP2011139208A (ja) * 2009-12-28 2011-07-14 Sony Corp 画像処理装置および方法
EP2520092A1 (en) * 2009-12-31 2012-11-07 Thomson Licensing Methods and apparatus for adaptive coupled pre-processing and post-processing filters for video encoding and decoding
WO2011089865A1 (ja) * 2010-01-21 2011-07-28 パナソニック株式会社 画像符号化方法、画像復号方法、それらの装置、プログラムおよび集積回路
JP5844745B2 (ja) * 2010-02-02 2016-01-20 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ パッチシフティングを通じてベクトル量子化誤差を低減する方法および装置
WO2011112237A1 (en) * 2010-03-09 2011-09-15 Thomson Licensing Methods and apparatus for a classification-based loop filter
TWI405147B (zh) * 2010-03-16 2013-08-11 Novatek Microelectronics Corp 單張影像的階層式去動態模糊方法
JP5464435B2 (ja) * 2010-04-09 2014-04-09 ソニー株式会社 画像復号装置および方法
JP2011223337A (ja) * 2010-04-09 2011-11-04 Sony Corp 画像処理装置および方法
EP2375747B1 (en) * 2010-04-12 2019-03-13 Sun Patent Trust Filter positioning and selection
US20130058421A1 (en) * 2010-05-17 2013-03-07 Thomson Licensing Methods and apparatus for adaptive directional filter for video restoration
CN110430428B (zh) * 2010-06-17 2022-02-11 夏普株式会社 解码装置、编码装置、解码方法以及编码方法
CN102300044B (zh) * 2010-06-22 2013-05-08 原相科技股份有限公司 处理图像的方法与图像处理模块
WO2012020358A1 (en) 2010-08-09 2012-02-16 Koninklijke Philips Electronics N.V. Encoder, decoder, bit-stream, method of encoding, method of decoding an image pair corresponding with two views of a multi-view signal
FR2963865B1 (fr) * 2010-08-16 2013-09-27 Canon Kk Procede et dispositif de codage d'un signal numerique
FR2964236B1 (fr) * 2010-08-31 2012-08-17 Thales Sa Dispositif et procede de generation d'images multifenetres a priorite variable
US9674526B2 (en) 2010-09-20 2017-06-06 Canon Kabushiki Kaisha Method and device for encoding and decoding a digital image signal
US8976856B2 (en) * 2010-09-30 2015-03-10 Apple Inc. Optimized deblocking filters
PL2630783T3 (pl) * 2010-10-18 2020-10-19 Dolby Laboratories Licensing Corporation Sposoby i urządzenie do przetwarzania obrazu wykorzystujące definicje umiejscowionej gamy
US9462220B2 (en) * 2010-12-17 2016-10-04 Microsoft Technology Licensing, Llc Auto-regressive edge-directed interpolation with backward projection constraint
JP5627507B2 (ja) * 2011-01-12 2014-11-19 Kddi株式会社 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、およびプログラム
US20120183078A1 (en) * 2011-01-14 2012-07-19 Samsung Electronics Co., Ltd. Filter adaptation with directional features for video/image coding
WO2012094750A1 (en) * 2011-01-14 2012-07-19 Ebrisk Video Inc. Adaptive loop filtering using multiple filter shapes
US9930366B2 (en) * 2011-01-28 2018-03-27 Qualcomm Incorporated Pixel level adaptive intra-smoothing
US9001883B2 (en) * 2011-02-16 2015-04-07 Mediatek Inc Method and apparatus for slice common information sharing
US8982960B2 (en) 2011-02-23 2015-03-17 Qualcomm Incorporated Multi-metric filtering
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
GB2488816A (en) * 2011-03-09 2012-09-12 Canon Kk Mapping motion vectors from a plurality of reference frames to a single reference frame
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
JP2012213128A (ja) * 2011-03-24 2012-11-01 Sony Corp 画像処理装置および方法
WO2013001720A1 (ja) * 2011-06-30 2013-01-03 三菱電機株式会社 画像符号化装置、画像復号装置、画像符号化方法及び画像復号方法
US9055304B2 (en) * 2011-07-01 2015-06-09 Qualcomm Incorporated Reduced resolution pixel interpolation
CN107295342B (zh) * 2011-07-22 2020-04-28 Sk电信有限公司 视频编码装置
US20130031063A1 (en) * 2011-07-26 2013-01-31 International Business Machines Corporation Compression of data partitioned into clusters
KR101828411B1 (ko) * 2011-09-21 2018-02-13 삼성전자주식회사 영상 처리 방법 및 영상 처리 장치
CN102427528B (zh) * 2011-09-30 2013-07-31 北京航空航天大学 一种基于聚类统计的视频运动估计方法
CN103891277B (zh) * 2011-10-14 2018-01-26 寰发股份有限公司 回路滤波方法及其装置
CN102368329A (zh) * 2011-10-24 2012-03-07 龙芯中科技术有限公司 图形系统中纹理图像透明度通道处理系统与装置和方法
GB201119206D0 (en) 2011-11-07 2011-12-21 Canon Kk Method and device for providing compensation offsets for a set of reconstructed samples of an image
KR101462052B1 (ko) * 2011-11-09 2014-11-20 에스케이 텔레콤주식회사 변환을 이용한 주파수 도메인 상의 적응적 루프 필터를 이용한 영상 부호화/복호화 방법 및 장치
US9414064B2 (en) 2011-11-25 2016-08-09 Sun Patent Trust Image processing method and image processing apparatus
CN102611823B (zh) * 2012-01-13 2014-06-04 百度在线网络技术（北京）有限公司 一种基于图片内容选择压缩算法的方法和设备
JP6222576B2 (ja) * 2012-03-21 2017-11-01 サン パテント トラスト 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、および画像符号化復号装置
US9613285B2 (en) * 2012-03-22 2017-04-04 The Charles Stark Draper Laboratory, Inc. Compressive sensing with local geometric features
RS56322B1 (sr) * 2012-04-16 2017-12-29 Hfi Innovation Inc Postupak i aparat za filtriranje u petlji preko granica režnja ili pločice
CN103065335B (zh) * 2012-12-28 2015-11-18 辽宁师范大学 基于轮廓波域四叉块分裂模型的图像编码方法
US9596465B2 (en) * 2013-01-04 2017-03-14 Intel Corporation Refining filter for inter layer prediction of scalable video coding
JP6311141B2 (ja) * 2013-10-02 2018-04-18 日本放送協会 フィルタ選択装置、フィルタ装置およびこれらのプログラム
US9940686B2 (en) * 2014-05-14 2018-04-10 Intel Corporation Exploiting frame to frame coherency in a sort-middle architecture
US10593019B2 (en) 2014-10-17 2020-03-17 Samsung Electronics Co., Ltd. Method and apparatus for storing, processing and reconstructing full resolution image out of sub band encoded images
CN105791906A (zh) * 2014-12-15 2016-07-20 深圳Tcl数字技术有限公司 信息推送的方法和系统
CN104700353B (zh) * 2015-02-11 2017-12-05 小米科技有限责任公司 图像滤镜生成方法及装置
GB2536904B (en) * 2015-03-30 2017-12-27 Imagination Tech Ltd Image filtering based on image gradients
KR20180037140A (ko) * 2015-05-04 2018-04-11 더 브리검 앤드 우먼즈 하스피털, 인크. 종양용해성 hsv1 벡터 및 사용 방법
CN105163124B (zh) * 2015-08-28 2019-01-18 京东方科技集团股份有限公司 一种图像编码方法、图像解码方法及装置
US10880566B2 (en) 2015-08-28 2020-12-29 Boe Technology Group Co., Ltd. Method and device for image encoding and image decoding
KR102477264B1 (ko) * 2015-09-22 2022-12-13 삼성전자주식회사 텍스쳐를 처리하는 방법 및 장치
CN105550979A (zh) * 2015-12-11 2016-05-04 中国航空工业集团公司西安航空计算技术研究所 一种高数据通量纹理Cache层次结构
CN105718513B (zh) * 2016-01-14 2019-11-15 上海大学 jpg文件的压缩方法及解压缩方法
WO2017137439A1 (en) * 2016-02-08 2017-08-17 Koninklijke Philips N.V. Device for and method of determining clusters
US11064195B2 (en) * 2016-02-15 2021-07-13 Qualcomm Incorporated Merging filters for multiple classes of blocks for video coding
US10657674B2 (en) * 2016-06-17 2020-05-19 Immersive Robotics Pty Ltd. Image compression method and apparatus
KR20180056313A (ko) 2016-11-18 2018-05-28 삼성전자주식회사 텍스처를 처리하는 방법 및 장치
US10354173B2 (en) * 2016-11-21 2019-07-16 Cylance Inc. Icon based malware detection
US10694202B2 (en) * 2016-12-01 2020-06-23 Qualcomm Incorporated Indication of bilateral filter usage in video coding
US10448054B2 (en) * 2017-01-11 2019-10-15 Groq, Inc. Multi-pass compression of uncompressed data
CN108632502B (zh) * 2017-03-17 2021-04-30 深圳开阳电子股份有限公司 一种图像锐化的方法及装置
KR102053242B1 (ko) * 2017-04-26 2019-12-06 강현인 압축 파라미터를 이용한 영상 복원용 머신러닝 알고리즘 및 이를 이용한 영상 복원방법
US10212456B2 (en) * 2017-06-02 2019-02-19 Apple Inc. Deblocking filter for high dynamic range (HDR) video
US10349087B2 (en) * 2017-07-13 2019-07-09 The University Of North Carolina At Chapel Hill Methods, systems, and computer readable media for reconstructing images using blurring and noise-enhanced pixel intensity resampling
KR102381373B1 (ko) * 2017-08-16 2022-03-31 삼성전자주식회사 비정형적 분할을 이용한 영상 부호화 방법 및 그 장치, 영상 복호화 방법 및 그 장치
CN108304846B (zh) * 2017-09-11 2021-10-22 腾讯科技（深圳）有限公司 图像识别方法、装置及存储介质
KR102499286B1 (ko) 2018-02-23 2023-02-14 삼성전자주식회사 이미지가 분할된 복수의 블록들의 압축과 관련된 압축 손실 데이터에 기반하여 이미지를 압축하는 전자 장치 및 그 동작 방법
US10687083B2 (en) * 2018-06-06 2020-06-16 Intel Corporation Loop restoration filtering for super resolution video coding
CN109146985B (zh) * 2018-09-09 2019-06-14 深圳硅基仿生科技有限公司 视网膜刺激器的图像处理方法、装置及视网膜刺激器
KR102622950B1 (ko) 2018-11-12 2024-01-10 삼성전자주식회사 디스플레이장치, 그 제어방법 및 기록매체
KR20210100737A (ko) 2018-12-23 2021-08-17 후아웨이 테크놀러지 컴퍼니 리미티드 인코더, 디코더 및 적응 루프 필터를 사용한 대응 방법들
US11335034B2 (en) 2019-01-16 2022-05-17 Disney Enterprises, Inc. Systems and methods for image compression at multiple, different bitrates
CN110473209B (zh) * 2019-08-02 2021-08-13 武汉高德智感科技有限公司 红外图像处理方法、装置及计算机存储介质
US11430335B2 (en) * 2020-01-31 2022-08-30 Here Global B.V. Method and apparatus for providing large scale vehicle routing
US20210241024A1 (en) * 2020-02-02 2021-08-05 Emza Visual Sense Ltd. Jpeg classifier
CN111583158B (zh) * 2020-05-19 2022-09-23 国网吉林省电力有限公司 一种背景简化表达的票据电子影像压缩存储方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3759538B2 (ja) * 1994-09-14 2006-03-29 ソニー株式会社 画像信号処理方法及び画像信号伝送装置
JP3627291B2 (ja) * 1995-05-25 2005-03-09 ソニー株式会社 ブロック歪み除去装置および方法
JPH09251781A (ja) 1996-03-18 1997-09-22 Hitachi Ltd 半導体集積回路装置
JP4534951B2 (ja) * 1996-07-17 2010-09-01 ソニー株式会社 画像符号化装置および画像符号化方法、画像処理システムおよび画像処理方法、伝送方法、並びに記録媒体
US5796875A (en) * 1996-08-13 1998-08-18 Sony Electronics, Inc. Selective de-blocking filter for DCT compressed images
JPH10224790A (ja) * 1997-02-07 1998-08-21 Matsushita Electric Ind Co Ltd 圧縮伸張された画像中のブロック状ノイズを除去するフィルタおよびフィルタ方法
JP3095140B2 (ja) * 1997-03-10 2000-10-03 三星電子株式会社 ブロック化効果の低減のための一次元信号適応フィルター及びフィルタリング方法
US6075926A (en) * 1997-04-21 2000-06-13 Hewlett-Packard Company Computerized method for improving data resolution
JP4093621B2 (ja) 1997-12-25 2008-06-04 ソニー株式会社 画像変換装置および画像変換方法、並びに学習装置および学習方法
RU2154918C1 (ru) * 1998-08-01 2000-08-20 Самсунг Электроникс Ко., Лтд. Способ и устройство для цикл-фильтрации данных изображения
JP3959178B2 (ja) 1998-08-07 2007-08-15 住友化学株式会社 ヒドラジン誘導体の製造方法、その中間体および中間体の製造方法
JP2001204029A (ja) * 1999-08-25 2001-07-27 Matsushita Electric Ind Co Ltd ノイズ検出方法、ノイズ検出装置及び画像復号化装置
FI117533B (fi) * 2000-01-20 2006-11-15 Nokia Corp Menetelmä digitaalisten videokuvien suodattamiseksi
US6600517B1 (en) * 2000-03-07 2003-07-29 Koninklijke Philips Electronics N.V. System and method for improving the sharpness of a video image
US6823086B1 (en) * 2000-08-29 2004-11-23 Analogic Corporation Adaptive spatial filter
JP3632591B2 (ja) * 2000-11-13 2005-03-23 日本電気株式会社 画像処理装置、方法及びコンピュータ読み取り可能な記録媒体
US7110455B2 (en) * 2001-08-14 2006-09-19 General Instrument Corporation Noise reduction pre-processor for digital video using previously generated motion vectors and adaptive spatial filtering
ATE454016T1 (de) * 2001-09-12 2010-01-15 Panasonic Corp Bildkodierungs- und biddekodierungsverfahren
MXPA03006715A (es) * 2001-11-29 2003-10-24 Matsushita Electric Ind Co Ltd Metodo para la remocion de la distorsion de la codificacion, metodo codificador de video, metodo descodificador de video y aparato y programa para los mismos.
US7116828B2 (en) * 2002-09-25 2006-10-03 Lsi Logic Corporation Integrated video decoding system with spatial/temporal video processing
US7068722B2 (en) * 2002-09-25 2006-06-27 Lsi Logic Corporation Content adaptive video processor using motion compensation
GB0228136D0 (en) * 2002-12-03 2003-01-08 Essential Viewing Ltd Improvements in video coding and decoding
US8625680B2 (en) 2003-09-07 2014-01-07 Microsoft Corporation Bitstream-controlled post-processing filtering
KR101094323B1 (ko) * 2003-09-17 2011-12-19 톰슨 라이센싱 적응 기준 화상 생성
CN1875634A (zh) * 2003-10-31 2006-12-06 皇家飞利浦电子股份有限公司 编码视频信号的方法
US7630576B2 (en) * 2004-02-19 2009-12-08 Sony Corporation Signal processing apparatus and method, and command-sequence data structure
US7492848B2 (en) * 2005-04-13 2009-02-17 Texas Instruments Incorporated Method and apparatus for efficient multi-stage FIR filters
US7756350B2 (en) * 2006-11-13 2010-07-13 Global Ip Solutions, Inc. Lossless encoding and decoding of digital data

Also Published As

Publication number Publication date
US20100027686A1 (en) 2010-02-04
US9786066B2 (en) 2017-10-10
EP2123051A1 (en) 2009-11-25
EP2123051B1 (en) 2010-11-10
MX2009006404A (es) 2009-06-23
RU2461977C2 (ru) 2012-09-20
WO2008075247A1 (en) 2008-06-26
CN101563926A (zh) 2009-10-21
US8582666B2 (en) 2013-11-12
KR101545005B1 (ko) 2015-08-21
CN101563926B (zh) 2011-11-16
RU2009127749A (ru) 2011-01-27
KR20090100402A (ko) 2009-09-23
US20140079330A1 (en) 2014-03-20
DE602007010514D1 (de) 2010-12-23
ES2356023T3 (es) 2011-04-04
ATE488096T1 (de) 2010-11-15
JP2010514246A (ja) 2010-04-30

Similar Documents

Publication Publication Date Title
PL2123051T3 (pl) Kompresja i dekompresja obrazu
Liu et al. Efficient DCT-domain blind measurement and reduction of blocking artifacts
JP4613990B2 (ja) 画像処理装置、画像処理方法、プログラム
KR101552894B1 (ko) 색 강화 방법 및 장치
JP4746575B2 (ja) 画像処理装置及びその方法
CN113940066A (zh) 选择性地增强经压缩的数字内容
WO2007087640A3 (en) Adaptive filtering to enhance video encoder performance
WO2007092937A3 (en) Adaptive image filter for filtering image information
DE112013004778T5 (de) Kodierung von Bildern unter Verwendung eines 3D-Netzes von Polygonen und entsprechenden Strukturen
WO2007082562A3 (en) High dynamic range codecs
WO2007089668A3 (en) Region-based image denoising
JP2010514246A5 (pl)
WO2009142858A3 (en) Geodesic image and video processing
JP2006081156A (ja) 画像処理装置および方法並びにプログラム
CN109660821A (zh) 视频处理方法、装置、电子设备及存储介质
WO2008088370A3 (en) System and method for reducing artifacts in images
DE202015003717U1 (de) "System zur dynamischen Wahl der Kompressionsrate"
WO2007122554A3 (en) Picture enhancing increasing precision smooth profiles
CN104992419A (zh) 基于jnd因子的超像素高斯滤波预处理方法
CN111429357A (zh) 训练数据确定方法、视频处理方法、装置、设备及介质
JP2006129105A (ja) 視覚処理装置、視覚処理方法、視覚処理プログラムおよび半導体装置
US20100091864A1 (en) Moving-image-similarity determination device, encoding device, and feature calculating method
WO2009078717A3 (en) Image processing apparatus and method with contrast correction
Wu et al. Algorithm and architecture design of perception engine for video coding applications
KR101514152B1 (ko) 특이값 분해를 이용한 화질 개선 방법 및 장치