JPH11196419A5 - - Google Patents

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Publication number
JPH11196419A5
JPH11196419A5 JP1997361500A JP36150097A JPH11196419A5 JP H11196419 A5 JPH11196419 A5 JP H11196419A5 JP 1997361500 A JP1997361500 A JP 1997361500A JP 36150097 A JP36150097 A JP 36150097A JP H11196419 A5 JPH11196419 A5 JP H11196419A5
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JP
Japan
Prior art keywords
image
input image
small block
filter
signal processing
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Application number
JP1997361500A
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English (en)
Japanese (ja)
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JP4186242B2 (ja
JPH11196419A (ja
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Priority to JP36150097A priority Critical patent/JP4186242B2/ja
Priority claimed from JP36150097A external-priority patent/JP4186242B2/ja
Priority to US09/220,746 priority patent/US6466625B1/en
Publication of JPH11196419A publication Critical patent/JPH11196419A/ja
Priority to US10/106,290 priority patent/US6825886B2/en
Publication of JPH11196419A5 publication Critical patent/JPH11196419A5/ja
Application granted granted Critical
Publication of JP4186242B2 publication Critical patent/JP4186242B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP36150097A 1997-12-26 1997-12-26 画像信号処理装置及び画像信号処理方法 Expired - Fee Related JP4186242B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP36150097A JP4186242B2 (ja) 1997-12-26 1997-12-26 画像信号処理装置及び画像信号処理方法
US09/220,746 US6466625B1 (en) 1997-12-26 1998-12-23 Picture signal processing method and apparatus
US10/106,290 US6825886B2 (en) 1997-12-26 2002-03-25 Picture signal processing method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP36150097A JP4186242B2 (ja) 1997-12-26 1997-12-26 画像信号処理装置及び画像信号処理方法

Publications (3)

Publication Number Publication Date
JPH11196419A JPH11196419A (ja) 1999-07-21
JPH11196419A5 true JPH11196419A5 (https=) 2004-12-16
JP4186242B2 JP4186242B2 (ja) 2008-11-26

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Family Applications (1)

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JP36150097A Expired - Fee Related JP4186242B2 (ja) 1997-12-26 1997-12-26 画像信号処理装置及び画像信号処理方法

Country Status (2)

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US (2) US6466625B1 (https=)
JP (1) JP4186242B2 (https=)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6873368B1 (en) * 1997-12-23 2005-03-29 Thomson Licensing Sa. Low noise encoding and decoding method
RU2154918C1 (ru) * 1998-08-01 2000-08-20 Самсунг Электроникс Ко., Лтд. Способ и устройство для цикл-фильтрации данных изображения
AU777595B2 (en) 2000-03-13 2004-10-21 Sony Corporation Content supplying apparatus and method, and recording medium
JP2002077917A (ja) * 2000-06-13 2002-03-15 Sony Corp 画像データ処理装置及び画像データ処理方法
US7177358B2 (en) 2000-06-27 2007-02-13 Mitsubishi Denki Kabushiki Kaisha Picture coding apparatus, and picture coding method
JP2002112257A (ja) * 2000-07-26 2002-04-12 Matsushita Electric Ind Co Ltd 映像圧縮伝送装置および方法
US6914939B1 (en) * 2000-11-13 2005-07-05 International Business Machines Corporation Method and apparatus for producing pseudo-constant bits per picture video bit-streams for low-delay compression system
EP1209624A1 (en) 2000-11-27 2002-05-29 Sony International (Europe) GmbH Method for compressed imaging artefact reduction
US7161633B2 (en) * 2001-01-10 2007-01-09 Koninklijke Philips Electronics N.V. Apparatus and method for providing a usefulness metric based on coding information for video enhancement
DE60203492T2 (de) * 2001-09-12 2006-01-26 Matsushita Electric Industrial Co., Ltd., Kadoma Bildkodierungsverfahren und bilddekodierungsverfahren
US20040190023A1 (en) * 2003-03-24 2004-09-30 Tatsuya Aoyama Image processing method, apparatus and program
JP2005020294A (ja) * 2003-06-25 2005-01-20 Sony Corp ブロック歪低減装置
US7277592B1 (en) * 2003-10-21 2007-10-02 Redrock Semiconductory Ltd. Spacial deblocking method using limited edge differences only to linearly correct blocking artifact
US7519274B2 (en) 2003-12-08 2009-04-14 Divx, Inc. File format for multiple track digital data
US8472792B2 (en) 2003-12-08 2013-06-25 Divx, Llc Multimedia distribution system
US7397855B2 (en) * 2004-04-14 2008-07-08 Corel Tw Corp. Rate controlling method and apparatus for use in a transcoder
JP4534723B2 (ja) * 2004-11-05 2010-09-01 株式会社日立製作所 画像表示装置、画像処理装置および画像処理方法
JP2006157239A (ja) * 2004-11-26 2006-06-15 Canon Inc 画像処理装置及び画像処理方法
JP2006157730A (ja) * 2004-11-30 2006-06-15 Toshiba Corp 映像データ演算装置
KR100672592B1 (ko) * 2005-01-14 2007-01-24 엘지전자 주식회사 디스플레이 장치의 영상 보상장치 및 보상방법
EP1727372A1 (en) * 2005-05-27 2006-11-29 Thomson Licensing Method and apparatus for encoding and decoding video data,
US7787541B2 (en) * 2005-10-05 2010-08-31 Texas Instruments Incorporated Dynamic pre-filter control with subjective noise detector for video compression
FR2898757A1 (fr) * 2006-03-14 2007-09-21 Canon Kk Procede et dispositif d'adaptation d'une frequence temporelle d'une sequence d'images video
US7515710B2 (en) 2006-03-14 2009-04-07 Divx, Inc. Federated digital rights management scheme including trusted systems
CN101072343A (zh) * 2006-05-12 2007-11-14 松下电器产业株式会社 图像处理装置、方法及集成电路
JP4358215B2 (ja) * 2006-09-27 2009-11-04 株式会社東芝 動画像符号化装置及びその方法
US20080101469A1 (en) * 2006-10-31 2008-05-01 Motorola, Inc. Method and apparatus for adaptive noise filtering of pixel data
CN103559165B (zh) 2007-01-05 2016-08-17 索尼克知识产权股份有限公司 包含连续播放的视频分配系统
JP2007174690A (ja) * 2007-01-26 2007-07-05 Monolith Co Ltd 画像符号化方法、画像復号方法、画像符号化装置および画像復号装置
US8315709B2 (en) 2007-03-26 2012-11-20 Medtronic, Inc. System and method for smoothing sampled digital signals
JP5082549B2 (ja) * 2007-03-30 2012-11-28 ソニー株式会社 映像信号処理装置と映像信号処理方法
JP4790669B2 (ja) * 2007-07-05 2011-10-12 株式会社メガチップス トランスコーダ
EP2188979A2 (en) * 2007-09-10 2010-05-26 Nxp B.V. Method and apparatus for motion estimation in video image data
US8233768B2 (en) 2007-11-16 2012-07-31 Divx, Llc Hierarchical and reduced index structures for multimedia files
JP5071721B2 (ja) * 2008-02-27 2012-11-14 ソニー株式会社 画像処理装置および方法、並びにプログラム
JP4919231B2 (ja) * 2008-03-24 2012-04-18 株式会社メガチップス 画像処理装置
CN102132566B (zh) * 2008-10-07 2015-05-20 株式会社Ntt都科摩 图像加工装置及方法、动态图像编码装置及方法、动态图像解码装置及方法、以及编码解码系统和方法
WO2010067799A1 (ja) * 2008-12-09 2010-06-17 日本電信電話株式会社 符号化方法、復号方法、それらの装置、プログラム及び記録媒体
KR101699837B1 (ko) * 2009-02-10 2017-01-25 래티스세미컨덕터코퍼레이션 블록 노이즈 검출 및 필터링
US8340448B2 (en) * 2009-10-06 2012-12-25 Cisco Technology, Inc. Locally variable quantization and hybrid variable length coding for image and video compression
EP2503782A4 (en) * 2009-11-17 2014-01-08 Sharp Kk CODING DEVICE, DECODING DEVICE, CONTROL DEVICE FOR A CODING DEVICE, CONTROL METHOD FOR A DECODING DEVICE, TRANSMIT SYSTEM AND COMPUTER READABLE RECORDING MEDIUM WITH A CONTROL PROGRAM RECORDED THEREWITH
US8824825B2 (en) 2009-11-17 2014-09-02 Sharp Kabushiki Kaisha Decoding device with nonlinear process section, control method for the decoding device, transmission system, and computer-readable recording medium having a control program recorded thereon
JP5723888B2 (ja) 2009-12-04 2015-05-27 ソニック アイピー, インコーポレイテッド 基本ビットストリーム暗号材料伝送システムおよび方法
WO2011096869A1 (en) * 2010-02-05 2011-08-11 Telefonaktiebolaget L M Ericsson (Publ) De-blocking filtering control
WO2011128272A2 (en) * 2010-04-13 2011-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Hybrid video decoder, hybrid video encoder, data stream
WO2012008037A1 (ja) * 2010-07-15 2012-01-19 富士通株式会社 動画像復号装置、動画像復号方法及び動画像符号化装置ならびに動画像符号化方法
US8542751B2 (en) * 2010-08-20 2013-09-24 Intel Corporation Techniques for identifying and reducing block artifacts
US8914534B2 (en) 2011-01-05 2014-12-16 Sonic Ip, Inc. Systems and methods for adaptive bitrate streaming of media stored in matroska container files using hypertext transfer protocol
US9020039B2 (en) 2011-01-06 2015-04-28 Sonic Ip, Inc. Systems and methods for encoding alternative streams of video for use in adaptive bitrate streaming
JP5645699B2 (ja) * 2011-02-16 2014-12-24 三菱電機株式会社 動き検出装置及び方法、映像信号処理装置及び方法、並びに映像表示装置
US8812662B2 (en) 2011-06-29 2014-08-19 Sonic Ip, Inc. Systems and methods for estimating available bandwidth and performing initial stream selection when streaming content
WO2013033458A2 (en) 2011-08-30 2013-03-07 Divx, Llc Systems and methods for encoding and streaming video encoded using a plurality of maximum bitrate levels
US9467708B2 (en) 2011-08-30 2016-10-11 Sonic Ip, Inc. Selection of resolutions for seamless resolution switching of multimedia content
US8799647B2 (en) 2011-08-31 2014-08-05 Sonic Ip, Inc. Systems and methods for application identification
US8787570B2 (en) 2011-08-31 2014-07-22 Sonic Ip, Inc. Systems and methods for automatically genenrating top level index files
US8964977B2 (en) 2011-09-01 2015-02-24 Sonic Ip, Inc. Systems and methods for saving encoded media streamed using adaptive bitrate streaming
US8909922B2 (en) 2011-09-01 2014-12-09 Sonic Ip, Inc. Systems and methods for playing back alternative streams of protected content protected using common cryptographic information
US9398300B2 (en) * 2011-10-07 2016-07-19 Texas Instruments Incorporated Method, system and apparatus for intra-prediction in video signal processing using combinable blocks
US9635359B2 (en) * 2011-11-28 2017-04-25 Canon Kabushiki Kaisha Method and apparatus for determining deblocking filter intensity
US8918908B2 (en) 2012-01-06 2014-12-23 Sonic Ip, Inc. Systems and methods for accessing digital content using electronic tickets and ticket tokens
US9936267B2 (en) 2012-08-31 2018-04-03 Divx Cf Holdings Llc System and method for decreasing an initial buffering period of an adaptive streaming system
US9313510B2 (en) 2012-12-31 2016-04-12 Sonic Ip, Inc. Use of objective quality measures of streamed content to reduce streaming bandwidth
US9191457B2 (en) 2012-12-31 2015-11-17 Sonic Ip, Inc. Systems, methods, and media for controlling delivery of content
US9338455B1 (en) * 2013-01-23 2016-05-10 Pixelworks, Inc. Adaptive compression artifacts reduction method
JP6065613B2 (ja) * 2013-01-29 2017-01-25 富士通株式会社 動画像符号化装置
US10397292B2 (en) 2013-03-15 2019-08-27 Divx, Llc Systems, methods, and media for delivery of content
US9906785B2 (en) 2013-03-15 2018-02-27 Sonic Ip, Inc. Systems, methods, and media for transcoding video data according to encoding parameters indicated by received metadata
US9094737B2 (en) 2013-05-30 2015-07-28 Sonic Ip, Inc. Network video streaming with trick play based on separate trick play files
US9380099B2 (en) 2013-05-31 2016-06-28 Sonic Ip, Inc. Synchronizing multiple over the top streaming clients
US9100687B2 (en) 2013-05-31 2015-08-04 Sonic Ip, Inc. Playback synchronization across playback devices
US9386067B2 (en) 2013-12-30 2016-07-05 Sonic Ip, Inc. Systems and methods for playing adaptive bitrate streaming content by multicast
US9866878B2 (en) 2014-04-05 2018-01-09 Sonic Ip, Inc. Systems and methods for encoding and playing back video at different frame rates using enhancement layers
WO2016022979A1 (en) 2014-08-07 2016-02-11 Sonic IP. Inc. Systems and methods for protecting elementary bitstreams incorporating independently encoded tiles
US9979970B2 (en) 2014-08-08 2018-05-22 Qualcomm Incorporated System and method for determining buffer fullness for display stream compression
ES2746954T3 (es) 2015-01-06 2020-03-09 Divx Llc Sistemas y métodos para codificar y compartir contenido entre dispositivos
US10715574B2 (en) 2015-02-27 2020-07-14 Divx, Llc Systems and methods for frame duplication and frame extension in live video encoding and streaming
JP2018533871A (ja) 2015-11-11 2018-11-15 サムスン エレクトロニクス カンパニー リミテッド ビデオ復号方法及びその装置、並びにビデオ符号化方法及びその装置
US10075292B2 (en) 2016-03-30 2018-09-11 Divx, Llc Systems and methods for quick start-up of playback
US10231001B2 (en) 2016-05-24 2019-03-12 Divx, Llc Systems and methods for providing audio content during trick-play playback
US10129574B2 (en) 2016-05-24 2018-11-13 Divx, Llc Systems and methods for providing variable speeds in a trick-play mode
US10148989B2 (en) 2016-06-15 2018-12-04 Divx, Llc Systems and methods for encoding video content
US12244660B2 (en) 2016-09-08 2025-03-04 Divx, Llc Systems and methods for adaptive buffering for digital video streaming
US10498795B2 (en) 2017-02-17 2019-12-03 Divx, Llc Systems and methods for adaptive switching between multiple content delivery networks during adaptive bitrate streaming
CN113796073B (zh) * 2019-03-11 2025-05-02 瑞典爱立信有限公司 涉及基于gop的时间过滤的视频译码
EP4398582A3 (en) 2019-03-21 2024-08-07 DivX, LLC Systems and methods for multimedia swarms

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5552832A (en) * 1994-10-26 1996-09-03 Intel Corporation Run-length encoding sequence for video signals
JP3353604B2 (ja) * 1995-08-09 2002-12-03 ソニー株式会社 動画像符号化方法及び装置、並びに信号記録媒体
US5819035A (en) * 1995-10-20 1998-10-06 Matsushita Electric Industrial Co., Ltd. Post-filter for removing ringing artifacts of DCT coding
KR100213089B1 (ko) * 1997-01-29 1999-08-02 윤종용 루프필터링 방법 및 루프필터
US6188799B1 (en) * 1997-02-07 2001-02-13 Matsushita Electric Industrial Co., Ltd. Method and apparatus for removing noise in still and moving pictures
US6028965A (en) * 1997-05-13 2000-02-22 Lg Electronics, Inc Method and apparatus for intelligent codec system
US6195394B1 (en) * 1998-11-30 2001-02-27 North Shore Laboratories, Inc. Processing apparatus for use in reducing visible artifacts in the display of statistically compressed and then decompressed digital motion pictures

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