WO2003047267A1 - Coding distortion removal method, moving picture coding method, moving picture decoding method, and apparatus for realizing the same, program - Google Patents
Coding distortion removal method, moving picture coding method, moving picture decoding method, and apparatus for realizing the same, program Download PDFInfo
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- WO2003047267A1 WO2003047267A1 PCT/JP2002/012488 JP0212488W WO03047267A1 WO 2003047267 A1 WO2003047267 A1 WO 2003047267A1 JP 0212488 W JP0212488 W JP 0212488W WO 03047267 A1 WO03047267 A1 WO 03047267A1
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- moving picture
- coding
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- distortion removal
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- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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- H04N19/567—Motion estimation based on rate distortion criteria
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- Physics & Mathematics (AREA)
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Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR0206777-3A BR0206777A (pt) | 2001-11-29 | 2002-11-29 | Método de remoção de distorção de codificação, método de codificação de vìdeo e aparelho e programa para o mesmo |
EP02781859A EP1453319B1 (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method; moving picture coding method; moving picture decoding method; and apparatus for realizing the same; program |
CA2433455A CA2433455C (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method, video encoding method, video decoding method, and apparatus and program for the same |
MXPA03006640A MXPA03006640A (es) | 2001-11-29 | 2002-11-29 | 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. |
AU2002349735A AU2002349735B2 (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method, moving picture coding method, moving picture decoding method, and apparatus for realizing the same, program |
US10/451,628 US7095787B2 (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method, moving picture coding method, moving picture decoding method, and apparatus for realizing the same, program |
KR1020037010016A KR100929078B1 (ko) | 2001-11-29 | 2002-11-29 | 코딩 왜곡 제거 방법 |
US11/433,464 US20060239360A1 (en) | 2001-11-29 | 2006-05-15 | Coding distortion removal method, video encoding method, video decoding method, and apparatus and program for the same |
US11/929,440 US8369421B2 (en) | 2001-11-29 | 2007-10-30 | Coding distortion removal method by selectively filtering based on a pixel difference |
US11/929,462 US20080049843A1 (en) | 2001-11-29 | 2007-10-30 | Coding distortion removal method, video encoding method, video decoding method, and apparatus and program for the same |
US11/929,416 US20080130761A1 (en) | 2001-11-29 | 2007-10-30 | Coding distortion removal method, video encoding method, video decoding method, and apparatus and program for the same |
US14/739,541 US9900614B2 (en) | 2001-11-29 | 2015-06-15 | Picture decoding method for decoding coded picture data and performing distortion removal by comparing pixel difference values with threshold |
US15/812,203 US10015517B2 (en) | 2001-11-29 | 2017-11-14 | Picture decoding method for decoding coded picture data and performing distortion removal by comparing pixel difference values with threshold |
US16/000,286 US10511857B2 (en) | 2001-11-29 | 2018-06-05 | Picture decoding method for decoding coded picture data and performing distortion removal by comparing pixel difference values with threshold |
US16/674,510 US10939134B2 (en) | 2001-11-29 | 2019-11-05 | Picture decoding method for decoding coded picture data and performing distortion removal by comparing pixel difference values with threshold |
US16/674,632 US10965954B2 (en) | 2001-11-29 | 2019-11-05 | Picture decoding method for decoding coded picture data and performing distortion removal by comparing pixel difference values with threshold |
Applications Claiming Priority (14)
Application Number | Priority Date | Filing Date | Title |
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US33376701P | 2001-11-29 | 2001-11-29 | |
US33376301P | 2001-11-29 | 2001-11-29 | |
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US60/333,767 | 2001-11-29 | ||
JP2002-008859 | 2002-01-17 | ||
JP2002008859 | 2002-01-17 | ||
JP2002-110748 | 2002-04-12 | ||
JP2002110748 | 2002-04-12 | ||
JP2002-127101 | 2002-04-26 | ||
JP2002127101 | 2002-04-26 | ||
US39431202P | 2002-07-09 | 2002-07-09 | |
US60/394,312 | 2002-07-09 | ||
JP2002291264 | 2002-10-03 | ||
JP2002-291264 | 2002-10-03 |
Related Child Applications (3)
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US10451628 A-371-Of-International | 2002-11-29 | ||
US10/451,628 A-371-Of-International US7095787B2 (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method, moving picture coding method, moving picture decoding method, and apparatus for realizing the same, program |
US11/433,464 Continuation US20060239360A1 (en) | 2001-11-29 | 2006-05-15 | Coding distortion removal method, video encoding method, video decoding method, and apparatus and program for the same |
Publications (1)
Publication Number | Publication Date |
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WO2003047267A1 true WO2003047267A1 (en) | 2003-06-05 |
Family
ID=27567087
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2002/012487 WO2003047262A2 (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method and video encoding end decoding methods |
PCT/JP2002/012488 WO2003047267A1 (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method, moving picture coding method, moving picture decoding method, and apparatus for realizing the same, program |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2002/012487 WO2003047262A2 (en) | 2001-11-29 | 2002-11-29 | Coding distortion removal method and video encoding end decoding methods |
Country Status (13)
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US (9) | US7095787B2 (ja) |
EP (4) | EP1452039B1 (ja) |
JP (9) | JP4838890B2 (ja) |
KR (1) | KR20080005300A (ja) |
CN (2) | CN1278562C (ja) |
AT (1) | ATE419713T1 (ja) |
AU (2) | AU2002347635B2 (ja) |
BR (2) | BR0206777A (ja) |
CA (2) | CA2433455C (ja) |
DE (1) | DE60230666D1 (ja) |
ES (2) | ES2754625T3 (ja) |
MX (2) | MXPA03006715A (ja) |
WO (2) | WO2003047262A2 (ja) |
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WO2003047262A3 (en) * | 2001-11-29 | 2004-04-29 | Matsushita Electric Ind Co Ltd | Coding distortion removal method and video encoding end decoding methods |
JP2008527932A (ja) * | 2005-01-13 | 2008-07-24 | 株式会社エヌ・ティ・ティ・ドコモ | ハイブリッドビデオ圧縮の量子化雑音除去用の非線形ループ内デノイズフィルタ |
US7650032B2 (en) | 2003-08-19 | 2010-01-19 | Panasonic Corporation | Method for encoding moving image and method for decoding moving image |
US7742531B2 (en) | 2001-11-29 | 2010-06-22 | Panasonic Corporation | Coding distortion removal method, video encoding method, video decoding method, and apparatus and program for the same |
JP5513740B2 (ja) * | 2006-03-27 | 2014-06-04 | パナソニック株式会社 | 画像復号化装置、画像符号化装置、画像復号化方法、画像符号化方法、プログラムおよび集積回路 |
US9514519B2 (en) | 2009-12-18 | 2016-12-06 | Sharp Kabushiki Kaisha | Image filter |
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US7602998B2 (en) * | 2004-09-15 | 2009-10-13 | Panasonic Corporation | Image signal processing apparatus |
BR122018015543B1 (pt) * | 2004-09-20 | 2019-04-30 | Sonic Ip, Inc. | Filtro de desbloqueio de vídeo |
JP2006101228A (ja) * | 2004-09-29 | 2006-04-13 | Toshiba Corp | 映像処理装置 |
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US20060133507A1 (en) * | 2004-12-06 | 2006-06-22 | Matsushita Electric Industrial Co., Ltd. | Picture information decoding method and picture information encoding method |
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US8532424B2 (en) * | 2005-11-22 | 2013-09-10 | Freescale Semiconductor, Inc. | Method and system for filtering image data |
JP2007174196A (ja) * | 2005-12-21 | 2007-07-05 | Toshiba Corp | 情報処理装置、制御方法およびプログラム |
JP5142727B2 (ja) * | 2005-12-27 | 2013-02-13 | パナソニック株式会社 | 音声復号装置および音声復号方法 |
JP2007180723A (ja) * | 2005-12-27 | 2007-07-12 | Toshiba Corp | 画像処理装置及び画像処理方法 |
US8457201B2 (en) * | 2006-01-09 | 2013-06-04 | Lg Electronics Inc. | Inter-layer prediction method for video signal |
JP4643453B2 (ja) | 2006-01-10 | 2011-03-02 | 株式会社東芝 | 情報処理装置及び情報処理装置の動画像復号方法 |
US20070171980A1 (en) * | 2006-01-26 | 2007-07-26 | Yen-Lin Lee | Method and Related Apparatus For Decoding Video Streams |
US8213495B2 (en) * | 2006-02-06 | 2012-07-03 | Panasonic Corporation | Picture decoding method and picture decoding apparatus |
US8605797B2 (en) * | 2006-02-15 | 2013-12-10 | Samsung Electronics Co., Ltd. | Method and system for partitioning and encoding of uncompressed video for transmission over wireless medium |
JP5058152B2 (ja) | 2006-03-10 | 2012-10-24 | パナソニック株式会社 | 符号化装置および符号化方法 |
US7515710B2 (en) | 2006-03-14 | 2009-04-07 | Divx, Inc. | Federated digital rights management scheme including trusted systems |
EP1841230A1 (en) * | 2006-03-27 | 2007-10-03 | Matsushita Electric Industrial Co., Ltd. | Adaptive wiener filter for video coding |
EP1845729A1 (en) * | 2006-04-12 | 2007-10-17 | Matsushita Electric Industrial Co., Ltd. | Transmission of post-filter hints |
US8711925B2 (en) * | 2006-05-05 | 2014-04-29 | Microsoft Corporation | Flexible quantization |
TWI330041B (en) * | 2006-11-28 | 2010-09-01 | Realtek Semiconductor Corp | Image processing method and device for performing block effect reduction |
CN101563926B (zh) * | 2006-12-18 | 2011-11-16 | 皇家飞利浦电子股份有限公司 | 图像压缩与解压缩 |
JP4290193B2 (ja) * | 2006-12-26 | 2009-07-01 | 三洋電機株式会社 | 画像処理装置 |
WO2008086313A1 (en) | 2007-01-05 | 2008-07-17 | Divx, Inc. | Video distribution system including progressive playback |
US8842739B2 (en) * | 2007-07-20 | 2014-09-23 | Samsung Electronics Co., Ltd. | Method and system for communication of uncompressed video information in wireless systems |
US8243823B2 (en) | 2007-08-29 | 2012-08-14 | Samsung Electronics Co., Ltd. | Method and system for wireless communication of uncompressed video information |
EP2197214A4 (en) * | 2007-10-03 | 2010-12-29 | Panasonic Corp | METHOD AND DEVICE FOR REDUCING BLOCK DAMAGE |
EP2061250B8 (en) * | 2007-11-16 | 2012-02-29 | ST-Ericsson SA | Deblocking filter |
EP2223232A4 (en) | 2007-11-16 | 2015-02-25 | Sonic Ip Inc | Hierarchical and reduced index structures for multimedia files |
US8897359B2 (en) | 2008-06-03 | 2014-11-25 | Microsoft Corporation | Adaptive quantization for enhancement layer video coding |
GB2474799B (en) * | 2008-08-21 | 2012-11-14 | Hewlett Packard Development Co | Computer with integrated light |
US9571857B2 (en) * | 2008-09-18 | 2017-02-14 | Thomson Licensing | Methods and apparatus for video imaging pruning |
US9369759B2 (en) * | 2009-04-15 | 2016-06-14 | Samsung Electronics Co., Ltd. | Method and system for progressive rate adaptation for uncompressed video communication in wireless systems |
TWI413415B (zh) * | 2009-06-17 | 2013-10-21 | Novatek Microelectronics Corp | 以h264解方塊為基礎的多源過濾器以及多源過濾方法 |
WO2010146771A1 (ja) * | 2009-06-19 | 2010-12-23 | 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 |
JP5604825B2 (ja) * | 2009-08-19 | 2014-10-15 | ソニー株式会社 | 画像処理装置および方法 |
WO2011042898A1 (en) * | 2009-10-05 | 2011-04-14 | I.C.V.T Ltd. | Apparatus and methods for recompression of digital images |
WO2011068668A1 (en) | 2009-12-04 | 2011-06-09 | Divx, Llc | Elementary bitstream cryptographic material transport systems and methods |
KR101484280B1 (ko) * | 2009-12-08 | 2015-01-20 | 삼성전자주식회사 | 임의적인 파티션을 이용한 움직임 예측에 따른 비디오 부호화 방법 및 장치, 임의적인 파티션을 이용한 움직임 보상에 따른 비디오 복호화 방법 및 장치 |
CN102349299B (zh) | 2010-03-09 | 2015-10-21 | 松下知识产权经营株式会社 | 动态图像解码装置、动态图像编码装置、动态图像解码电路及动态图像解码方法 |
CN101867704A (zh) * | 2010-05-20 | 2010-10-20 | 苏州新海宜通信科技股份有限公司 | 一种去除视频图像块状噪声的方法 |
US8976856B2 (en) * | 2010-09-30 | 2015-03-10 | Apple Inc. | Optimized deblocking filters |
US9247312B2 (en) | 2011-01-05 | 2016-01-26 | Sonic Ip, Inc. | Systems and methods for encoding source media in matroska container files for adaptive bitrate streaming using hypertext transfer protocol |
KR101712103B1 (ko) * | 2011-01-13 | 2017-03-03 | 삼성전자 주식회사 | 선택적 스캔 모드를 이용하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치 |
US20120183234A1 (en) * | 2011-01-14 | 2012-07-19 | Sony Corporation | Methods for parallelizing fixed-length bitstream codecs |
JP6056122B2 (ja) | 2011-01-24 | 2017-01-11 | ソニー株式会社 | 画像符号化装置と画像復号装置およびその方法とプログラム |
AU2012221587B9 (en) | 2011-02-22 | 2017-10-12 | Tagivan Ii Llc | Filtering method, moving picture coding apparatus, moving picture decoding apparatus, and moving picture coding and decoding apparatus |
CN107094258B (zh) | 2011-02-22 | 2020-02-14 | 太阳专利托管公司 | 图像解码方法及图像解码装置 |
US8982960B2 (en) | 2011-02-23 | 2015-03-17 | Qualcomm Incorporated | Multi-metric filtering |
JP5614492B2 (ja) * | 2011-03-18 | 2014-10-29 | 富士通株式会社 | 画像処理装置、画像処理方法及び画像処理用コンピュータプログラム |
JP6070553B2 (ja) * | 2011-06-28 | 2017-02-01 | ソニー株式会社 | 画像処理装置、画像処理方法、プログラム、並びに記録媒体 |
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 |
HUE049204T2 (hu) | 2011-07-19 | 2020-09-28 | Tagivan Ii Llc | Szûrési eljárás, mozgókép dekódoló eljárás, mozgókép kódoló eljárás, mozgókép dekódoló berendezés, mozgókép kódoló berendezés, mozgókép kódoló/dekódoló berendezés |
CA2845548C (en) | 2011-08-25 | 2018-04-24 | Panasonic Corporation | Methods and apparatuses for encoding and decoding video using periodic buffer description |
US9955195B2 (en) | 2011-08-30 | 2018-04-24 | 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 |
US8806188B2 (en) | 2011-08-31 | 2014-08-12 | Sonic Ip, Inc. | Systems and methods for performing adaptive bitrate streaming using automatically generated top level index files |
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 |
US8964977B2 (en) | 2011-09-01 | 2015-02-24 | Sonic Ip, Inc. | Systems and methods for saving encoded media streamed using adaptive bitrate streaming |
CN103621092B (zh) | 2011-09-07 | 2017-07-18 | 太阳专利托管公司 | 图像编码方法、图像解码方法、图像编码装置、图像解码装置以及图像编码和解码装置 |
CN103688539B (zh) * | 2011-09-19 | 2017-09-05 | 太阳专利托管公司 | 图像编码方法、图像解码方法、图像编码装置、图像解码装置和图像编码解码装置 |
JP5178898B1 (ja) * | 2011-10-21 | 2013-04-10 | 株式会社東芝 | 画像信号補正装置、撮像装置、内視鏡装置 |
EP2774359B1 (en) | 2011-11-04 | 2015-12-30 | Panasonic Intellectual Property Corporation of America | Deblocking filtering with modified image block boundary strength derivation |
CN103621097B (zh) | 2011-11-25 | 2018-04-24 | 太阳专利托管公司 | 图像处理方法及图像处理装置 |
US10708622B2 (en) * | 2011-12-20 | 2020-07-07 | Texas Instruments Incorporated | Adaptive loop filtering (ALF) for video coding |
JP2014197723A (ja) * | 2012-01-06 | 2014-10-16 | ソニー株式会社 | 画像処理装置および方法 |
US8918908B2 (en) | 2012-01-06 | 2014-12-23 | Sonic Ip, Inc. | Systems and methods for accessing digital content using electronic tickets and ticket tokens |
US20150103945A1 (en) * | 2012-06-05 | 2015-04-16 | Sumitomo Electric Industries, Ltd. | Signal conversion device and transmitter |
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 |
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 |
US9100687B2 (en) | 2013-05-31 | 2015-08-04 | Sonic Ip, Inc. | Playback synchronization across playback devices |
US9380099B2 (en) | 2013-05-31 | 2016-06-28 | Sonic Ip, Inc. | Synchronizing multiple over the top streaming clients |
EP3036689B8 (en) * | 2013-10-25 | 2020-11-11 | MediaTek Inc. | Method and apparatus for processing picture having picture height not evenly divisible by slice height and/or slice width not evenly divisible by pixel group width |
CN103686182B (zh) * | 2013-12-13 | 2016-12-21 | 洪雪荣 | 一种屏幕显示信息的编码方法和编码系统 |
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 |
KR102548789B1 (ko) | 2014-08-07 | 2023-06-29 | 디빅스, 엘엘씨 | 독립적으로 인코딩된 타일을 포함한 기본 비트스트림을 보호하는 시스템 및 방법 |
WO2016041978A1 (de) | 2014-09-19 | 2016-03-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | Verfahren zum betreiben eines bidirektionalen displays |
EP3243130B1 (en) | 2015-01-06 | 2019-08-14 | Sonic IP, Inc. | Systems and methods for encoding and sharing content between devices |
EP3627337A1 (en) | 2015-02-27 | 2020-03-25 | DivX, LLC | Systems and methods for frame duplication and frame extension in live video encoding and streaming |
JP6545515B2 (ja) | 2015-04-24 | 2019-07-17 | 株式会社東芝 | 画像復号装置 |
EP3185553A1 (en) * | 2015-12-21 | 2017-06-28 | Thomson Licensing | Apparatus, system and method of video compression using smart coding tree unit scanning and corresponding computer program and medium |
US10075292B2 (en) | 2016-03-30 | 2018-09-11 | Divx, Llc | Systems and methods for quick start-up of playback |
US11368682B2 (en) | 2016-04-26 | 2022-06-21 | Intellectual Discovery Co., Ltd. | Method and device for encoding/decoding image |
US10129574B2 (en) | 2016-05-24 | 2018-11-13 | Divx, Llc | Systems and methods for providing variable speeds in a trick-play mode |
US10231001B2 (en) | 2016-05-24 | 2019-03-12 | Divx, Llc | Systems and methods for providing audio content during trick-play playback |
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 |
EP3565256A4 (en) * | 2016-12-27 | 2020-05-13 | Panasonic Intellectual Property Corporation of America | CODING DEVICE, DECODING DEVICE, CODING METHOD AND DECODING METHOD |
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 |
PL3732886T3 (pl) * | 2017-12-29 | 2025-01-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Sposoby zapewniające kodowanie i/lub dekodowanie wideo z wykorzystaniem wartości referencyjnych oraz powiązane urządzenia |
US20210006799A1 (en) * | 2018-03-27 | 2021-01-07 | Kt Corporation | Video signal processing method and device |
CN110419217B (zh) | 2018-04-02 | 2023-09-26 | 深圳市大疆创新科技有限公司 | 用于图像处理的方法和图像处理装置 |
MX2021000170A (es) | 2018-07-02 | 2021-03-25 | Huawei Tech Co Ltd | Aparato y metodo para filtracion en codificacion de video. |
US11997275B2 (en) | 2018-08-27 | 2024-05-28 | AT Technologies ULC | Benefit-based bitrate distribution for video encoding |
CN112640465B (zh) * | 2018-08-27 | 2025-04-25 | 松下电器(美国)知识产权公司 | 编码装置、解码装置、编码方法和解码方法 |
WO2020055288A2 (en) | 2018-09-16 | 2020-03-19 | Huawei Technologies Co., Ltd. | Apparatus and method for filtering in video coding with look-up table selected based on bitstream information |
CN113170105B (zh) | 2018-11-16 | 2024-11-05 | 北京字节跳动网络技术有限公司 | 基于历史的仿射参数继承 |
WO2020139169A1 (en) | 2018-12-28 | 2020-07-02 | Huawei Technologies Co., Ltd. | Method and apparatus of sharpening interpolation filtering for predictive coding |
CN113439444A (zh) | 2019-02-02 | 2021-09-24 | 北京字节跳动网络技术有限公司 | 用于仿射的多hmvp |
WO2020156540A1 (en) * | 2019-02-02 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Buffer management for intra block copy in video coding |
CN113366853B (zh) | 2019-02-02 | 2024-08-02 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的缓冲区初始化 |
WO2020169109A1 (en) * | 2019-02-22 | 2020-08-27 | Beijing Bytedance Network Technology Co., Ltd. | Sub-table for history-based affine mode |
CN113519158B (zh) | 2019-03-01 | 2024-06-18 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的块矢量表示 |
KR102688366B1 (ko) | 2019-03-01 | 2024-07-24 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측 |
CN113508581B (zh) | 2019-03-04 | 2023-11-14 | 北京字节跳动网络技术有限公司 | 视频编解码中的帧内块复制中的实施方式方面 |
CN113545089B (zh) * | 2019-03-06 | 2024-07-02 | 韩国电子通信研究院 | 图像编码/解码方法和设备以及存储比特流的记录介质 |
ES2974683T3 (es) | 2019-03-21 | 2024-07-01 | Divx Llc | Sistemas y métodos para enjambres multimedia |
CA3137388A1 (en) * | 2019-04-19 | 2020-10-22 | Huawei Technologies Co., Ltd. | Method and apparatus for deriving interpolation filter index for current block |
AU2020297835A1 (en) * | 2019-06-21 | 2022-01-06 | Samsung Electronics Co., Ltd. | Apparatus and method for encoding and decoding motion information by using neighboring motion information |
CN119996689A (zh) * | 2019-06-21 | 2025-05-13 | 韩国电子通信研究院 | 图像编码/解码方法和设备 |
JP7583016B2 (ja) | 2019-07-06 | 2024-11-13 | 北京字節跳動網絡技術有限公司 | 映像符号化におけるイントラブロックコピーのための仮想予測バッファ |
AU2020312053B2 (en) | 2019-07-10 | 2023-09-14 | Beijing Bytedance Network Technology Co., Ltd. | Sample identification for intra block copy in video coding |
CN114303369B (zh) * | 2019-08-28 | 2024-12-06 | 株式会社Kt | 视频信号处理方法和装置 |
JP7595577B2 (ja) * | 2019-09-13 | 2024-12-06 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
EP4062319A4 (en) * | 2019-12-26 | 2023-01-11 | ByteDance Inc. | REPORTING DECODED FRAME BUFFER PARAMETERS IN LAYERED VIDEO |
KR102708658B1 (ko) | 2019-12-26 | 2024-09-24 | 바이트댄스 아이엔씨 | 비디오 코딩에서의 프로필, 티어 및 계층 표시 |
WO2021134055A1 (en) | 2019-12-27 | 2021-07-01 | Bytedance Inc. | Subpicture signaling in parameter sets |
CN114982243B (zh) | 2020-01-09 | 2025-05-13 | 字节跳动有限公司 | 视频流中的填充数据单元的处理 |
JP7410315B2 (ja) | 2020-02-19 | 2024-01-09 | バイトダンス インコーポレイテッド | 参照ピクチャリストの重みのシグナリング |
KR20220165273A (ko) * | 2020-04-07 | 2022-12-14 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
WO2022066783A1 (en) * | 2020-09-23 | 2022-03-31 | Beijing Dajia Internet Information Technology Co., Ltd. | Chroma coding enhancement in cross-component sample adaptive offset with virtual boundary |
US20250008102A1 (en) * | 2021-09-23 | 2025-01-02 | Go4A Ltd. | System and method for transmission of video through unstable wireless links |
CN114049363A (zh) * | 2021-11-15 | 2022-02-15 | 深圳前海环融联易信息科技服务有限公司 | 一种基于图像语义分割的条纹解调方法、装置及相关介质 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04180381A (ja) * | 1990-11-14 | 1992-06-26 | Matsushita Electric Ind Co Ltd | 画像信号の復号化装置 |
JPH08172628A (ja) * | 1994-12-20 | 1996-07-02 | Victor Co Of Japan Ltd | 変換符号化された画像データの復号化時に生じる量子化ノイズの低減方法及び変換符号化された画像データの復号化装置 |
JPH10150663A (ja) * | 1996-08-13 | 1998-06-02 | Sony Electron Inc | ブロッキング効果の最小化方法及び最小化装置 |
JPH10191335A (ja) * | 1996-12-27 | 1998-07-21 | Sony Corp | ブロック歪低減方法及び装置 |
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 |
JP2001275110A (ja) * | 2000-03-24 | 2001-10-05 | Matsushita Electric Ind Co Ltd | 動的なループ及びポストフィルタリングのための方法及び装置 |
JP2001320586A (ja) * | 2000-03-31 | 2001-11-16 | Sharp Corp | 伸張画像の後処理方法及びインタレース動画の後処理方法 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US36320A (en) * | 1862-08-26 | Improvement in cylinders for polishing gunpowder | ||
US62310A (en) * | 1867-02-26 | Improvement in coepse peeseevers | ||
US5436665A (en) * | 1992-03-03 | 1995-07-25 | Kabushiki Kaisha Toshiba | Motion picture coding apparatus |
US5418570A (en) * | 1992-03-03 | 1995-05-23 | Kabushiki Kaisha Toshiba | Motion picture coding apparatus |
US5479211A (en) * | 1992-04-30 | 1995-12-26 | Olympus Optical Co., Ltd. | Image-signal decoding apparatus |
JP3365784B2 (ja) | 1992-04-30 | 2003-01-14 | オリンパス光学工業株式会社 | 画像信号復号化装置 |
JP3165296B2 (ja) * | 1992-12-25 | 2001-05-14 | 三菱電機株式会社 | フレーム間符号化処理方式及びフレーム間符号化処理方法及び符号化制御方式 |
JP2673778B2 (ja) * | 1994-02-22 | 1997-11-05 | 国際電信電話株式会社 | 動画像の復号化における雑音低減装置 |
JP2940422B2 (ja) | 1994-11-24 | 1999-08-25 | 日本ビクター株式会社 | 変換符号化された画像データの復号化時に生じるブロック歪の低減方法及び変換符号化された画像データの復号化装置 |
TW293227B (ja) * | 1994-11-24 | 1996-12-11 | Victor Company Of Japan | |
US5654759A (en) * | 1995-02-15 | 1997-08-05 | Hitachi America Ltd. | Methods and apparatus for reducing blockiness in decoded video |
US5819035A (en) | 1995-10-20 | 1998-10-06 | Matsushita Electric Industrial Co., Ltd. | Post-filter for removing ringing artifacts of DCT coding |
KR100229796B1 (ko) * | 1996-08-30 | 1999-11-15 | 전주범 | 열화영상에 대한 보상기능을 갖는 영상 복호화 시스템 |
JP3466032B2 (ja) * | 1996-10-24 | 2003-11-10 | 富士通株式会社 | 動画像符号化装置および復号化装置 |
DE69719365T2 (de) | 1996-12-18 | 2003-10-16 | Thomson Consumer Electronics, Inc. | Effiziente kompression und dekompression von blocks fester länge |
US6188799B1 (en) * | 1997-02-07 | 2001-02-13 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for removing noise in still and moving pictures |
FI106071B (fi) * | 1997-03-13 | 2000-11-15 | Nokia Mobile Phones Ltd | Mukautuva suodatin |
JPH10336668A (ja) * | 1997-06-02 | 1998-12-18 | Sharp Corp | 動きベクトル検出装置 |
JP3792837B2 (ja) | 1997-06-11 | 2006-07-05 | 日本放送協会 | デブロッキングフィルタ |
KR100244290B1 (ko) | 1997-09-09 | 2000-02-01 | 구자홍 | 저속 전송에서의 동영상을 위한 디블록킹 필터링 방법 |
KR100269125B1 (ko) | 1997-10-25 | 2000-10-16 | 윤덕용 | 양자화효과감소를위한영상데이터후처리방법및장치 |
JPH11205792A (ja) | 1998-01-14 | 1999-07-30 | Sony Corp | ブロック歪低減方法及び装置 |
RU2154918C1 (ru) * | 1998-08-01 | 2000-08-20 | Самсунг Электроникс Ко., Лтд. | Способ и устройство для цикл-фильтрации данных изображения |
KR100331331B1 (ko) | 1998-11-02 | 2002-05-09 | 윤덕용 | 영상데이터 루프필터링 방법 |
WO2000049809A1 (en) | 1999-02-16 | 2000-08-24 | Koninklijke Philips Electronics N.V. | Video decoding device and method using a filtering step for block effect reduction |
EP2320661B8 (en) * | 2001-11-29 | 2015-09-02 | Godo Kaisha IP Bridge 1 | Coding distortion removal method |
WO2003047262A2 (en) * | 2001-11-29 | 2003-06-05 | Matsushita Electric Industrial Co., Ltd. | Coding distortion removal method and video encoding end decoding methods |
-
2002
- 2002-11-29 WO PCT/JP2002/012487 patent/WO2003047262A2/en active Application Filing
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- 2002-11-29 WO PCT/JP2002/012488 patent/WO2003047267A1/ja active Application Filing
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- 2002-11-29 MX MXPA03006640A patent/MXPA03006640A/es active IP Right Grant
- 2002-11-29 EP EP02781859A patent/EP1453319B1/en not_active Expired - Lifetime
- 2002-11-29 EP EP08157918.7A patent/EP1978747B1/en not_active Expired - Lifetime
- 2002-11-29 CN CNB028042697A patent/CN1264356C/zh not_active Ceased
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- 2002-11-29 AT AT02783695T patent/ATE419713T1/de not_active IP Right Cessation
- 2002-11-29 BR BRPI0206820A patent/BRPI0206820B1/pt active IP Right Grant
-
2006
- 2006-05-15 US US11/433,464 patent/US20060239360A1/en not_active Abandoned
-
2007
- 2007-10-30 US US11/929,462 patent/US20080049843A1/en not_active Abandoned
- 2007-10-30 US US11/929,416 patent/US20080130761A1/en not_active Abandoned
-
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- 2010-04-12 JP JP2010091455A patent/JP4838890B2/ja not_active Expired - Lifetime
- 2010-07-13 JP JP2010158477A patent/JP4621810B2/ja not_active Expired - Lifetime
- 2010-07-13 JP JP2010158475A patent/JP4657375B2/ja not_active Expired - Lifetime
- 2010-07-13 JP JP2010158476A patent/JP4838896B2/ja not_active Expired - Lifetime
- 2010-11-09 JP JP2010250456A patent/JP4688972B2/ja not_active Expired - Lifetime
- 2010-11-09 JP JP2010250457A patent/JP4688973B2/ja not_active Expired - Lifetime
-
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- 2011-01-19 JP JP2011008710A patent/JP5469617B2/ja not_active Expired - Lifetime
- 2011-02-22 JP JP2011035702A patent/JP4732551B2/ja not_active Expired - Lifetime
-
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- 2013-03-15 JP JP2013052908A patent/JP5469761B2/ja not_active Expired - Lifetime
-
2015
- 2015-06-15 US US14/739,541 patent/US9900614B2/en not_active Expired - Lifetime
-
2017
- 2017-11-14 US US15/812,203 patent/US10015517B2/en not_active Expired - Lifetime
-
2018
- 2018-06-05 US US16/000,286 patent/US10511857B2/en not_active Expired - Fee Related
-
2019
- 2019-11-05 US US16/674,632 patent/US10965954B2/en not_active Expired - Fee Related
- 2019-11-05 US US16/674,510 patent/US10939134B2/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04180381A (ja) * | 1990-11-14 | 1992-06-26 | Matsushita Electric Ind Co Ltd | 画像信号の復号化装置 |
JPH08172628A (ja) * | 1994-12-20 | 1996-07-02 | Victor Co Of Japan Ltd | 変換符号化された画像データの復号化時に生じる量子化ノイズの低減方法及び変換符号化された画像データの復号化装置 |
JPH10150663A (ja) * | 1996-08-13 | 1998-06-02 | Sony Electron Inc | ブロッキング効果の最小化方法及び最小化装置 |
JPH10191335A (ja) * | 1996-12-27 | 1998-07-21 | Sony Corp | ブロック歪低減方法及び装置 |
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 |
JP2001275110A (ja) * | 2000-03-24 | 2001-10-05 | Matsushita Electric Ind Co Ltd | 動的なループ及びポストフィルタリングのための方法及び装置 |
JP2001320586A (ja) * | 2000-03-31 | 2001-11-16 | Sharp Corp | 伸張画像の後処理方法及びインタレース動画の後処理方法 |
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EP2320660A3 (en) * | 2001-11-29 | 2011-12-07 | Panasonic Corporation | Coding distortion removal method |
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US7095787B2 (en) | 2001-11-29 | 2006-08-22 | Matsushita Electric Industrial Co., Ltd. | Coding distortion removal method, moving picture coding method, moving picture decoding method, and apparatus for realizing the same, program |
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US7650032B2 (en) | 2003-08-19 | 2010-01-19 | Panasonic Corporation | Method for encoding moving image and method for decoding moving image |
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