CN1742281A - 视频去块效应的方法和设备 - Google Patents
视频去块效应的方法和设备 Download PDFInfo
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- CN1742281A CN1742281A CNA2003801092458A CN200380109245A CN1742281A CN 1742281 A CN1742281 A CN 1742281A CN A2003801092458 A CNA2003801092458 A CN A2003801092458A CN 200380109245 A CN200380109245 A CN 200380109245A CN 1742281 A CN1742281 A CN 1742281A
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- 238000000034 method Methods 0.000 title claims abstract description 77
- 230000008569 process Effects 0.000 claims abstract description 27
- 230000000694 effects Effects 0.000 claims description 154
- 230000008030 elimination Effects 0.000 claims description 83
- 238000003379 elimination reaction Methods 0.000 claims description 83
- 230000002146 bilateral effect Effects 0.000 claims description 15
- 238000001914 filtration Methods 0.000 description 22
- 230000000903 blocking effect Effects 0.000 description 14
- 238000012545 processing Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
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- 238000012986 modification Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
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- 238000011160 research Methods 0.000 description 1
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- 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
-
- 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
-
- 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
- H04N19/17—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 an image region, e.g. an object
- H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
-
- 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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
Abstract
Description
for(j=0;j<7;j++) if((eq&(7<<j))==(6<<j)) { down_loc=j; down_count++; } for(j=0;j<7;j++) if((eq&(7<<j))==(3<<j)) { up_loc=j+2; up_count++; }
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Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/330,388 US6922492B2 (en) | 2002-12-27 | 2002-12-27 | Video deblocking method and apparatus |
US10/330,388 | 2002-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1742281A true CN1742281A (zh) | 2006-03-01 |
CN100348046C CN100348046C (zh) | 2007-11-07 |
Family
ID=32654483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2003801092458A Expired - Lifetime CN100348046C (zh) | 2002-12-27 | 2003-12-18 | 视频去块效应的方法和设备 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6922492B2 (zh) |
EP (1) | EP1579377A4 (zh) |
CN (1) | CN100348046C (zh) |
AU (1) | AU2003303536A1 (zh) |
WO (1) | WO2004062258A2 (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101115195B (zh) * | 2006-07-24 | 2010-08-18 | 同济大学 | 视频码流的宏块级耦合的解码和环路滤波方法和装置 |
CN101883285A (zh) * | 2010-07-06 | 2010-11-10 | 西安交通大学 | 并行流水去块效应滤波器vlsi结构设计方法 |
CN101068364B (zh) * | 2006-06-16 | 2010-12-01 | 威盛电子股份有限公司 | 视频编码器与图形处理系统 |
CN102055981A (zh) * | 2010-12-31 | 2011-05-11 | 北京大学深圳研究生院 | 用于视频编码器的去块滤波器及其实现方法 |
WO2011134105A1 (en) * | 2010-04-29 | 2011-11-03 | Thomson Licensing | Method of processing an image |
CN103621098A (zh) * | 2011-06-28 | 2014-03-05 | 索尼公司 | 图像处理设备及方法 |
CN104702966A (zh) * | 2015-03-30 | 2015-06-10 | 北京三好互动教育科技有限公司 | 一种去除块效应的方法及装置 |
WO2018120230A1 (zh) * | 2016-12-30 | 2018-07-05 | 华为技术有限公司 | 图像滤波方法、装置以及设备 |
CN110192388A (zh) * | 2016-12-01 | 2019-08-30 | 夏普株式会社 | 图像处理装置、数码相机、图像处理程序、以及记录介质 |
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US7239755B1 (en) * | 1997-07-30 | 2007-07-03 | Lg Electronics Inc. | Method of reducing a blocking artifact when coding moving picture |
US7616829B1 (en) * | 2003-10-29 | 2009-11-10 | Apple Inc. | Reducing undesirable block based image processing artifacts by DC image filtering |
US7636490B2 (en) * | 2004-08-09 | 2009-12-22 | Broadcom Corporation | Deblocking filter process with local buffers |
WO2006034331A2 (en) * | 2004-09-20 | 2006-03-30 | Divx, Inc. | Video deblocking filter |
US7778480B2 (en) * | 2004-11-23 | 2010-08-17 | Stmicroelectronics Asia Pacific Pte. Ltd. | Block filtering system for reducing artifacts and method |
JP4270125B2 (ja) * | 2004-12-16 | 2009-05-27 | ソニー株式会社 | データ処理装置、画像処理装置、それらの方法およびプログラム |
US7693219B2 (en) * | 2006-01-04 | 2010-04-06 | Freescale Semiconductor, Inc. | System and method for fast motion estimation |
JP4834446B2 (ja) * | 2006-04-11 | 2011-12-14 | 株式会社東芝 | 画像処理装置 |
KR100771879B1 (ko) * | 2006-08-17 | 2007-11-01 | 삼성전자주식회사 | 내부 메모리 용량을 감소시키는 디블록킹 필터링 방법 및그 방법을 이용하는 영상 처리 장치 |
US8175405B1 (en) | 2006-09-14 | 2012-05-08 | Marvell International Ltd. | Adaptive MPEG noise reducer |
JP2008124742A (ja) * | 2006-11-10 | 2008-05-29 | Sony Corp | 画像処理装置、画像処理方法、およびプログラム |
US8494297B2 (en) * | 2007-04-05 | 2013-07-23 | Adobe Systems Incorporated | Automatic detection and mapping of symmetries in an image |
US8913670B2 (en) * | 2007-08-21 | 2014-12-16 | Blackberry Limited | System and method for providing dynamic deblocking filtering on a mobile device |
WO2009123033A1 (ja) * | 2008-03-31 | 2009-10-08 | 日本電気株式会社 | デブロッキングフィルタ処理装置、デブロッキングフィルタ処理方法 |
US8761538B2 (en) * | 2008-12-10 | 2014-06-24 | Nvidia Corporation | Measurement-based and scalable deblock filtering of image data |
FR2940481B1 (fr) | 2008-12-23 | 2011-07-29 | Thales Sa | Procede, dispositif et systeme pour l'edition de medias enrichis |
US8724713B2 (en) * | 2009-02-27 | 2014-05-13 | Vixs Systems, Inc | Deblocking filter with mode control and methods for use therewith |
WO2010136547A1 (en) * | 2009-05-27 | 2010-12-02 | Canon Kabushiki Kaisha | Method and device for processing a digital signal |
CA2684678A1 (en) * | 2009-11-03 | 2011-05-03 | Research In Motion Limited | System and method for dynamic post-processing on a mobile device |
JP5793511B2 (ja) * | 2010-02-05 | 2015-10-14 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | デブロッキングフィルタリング制御 |
WO2011097752A1 (en) * | 2010-02-11 | 2011-08-18 | Thomson Licensing | Method for processing image |
KR20110123651A (ko) * | 2010-05-07 | 2011-11-15 | 한국전자통신연구원 | 생략 부호화를 이용한 영상 부호화 및 복호화 장치 및 그 방법 |
US20110314253A1 (en) * | 2010-06-22 | 2011-12-22 | Jacob Yaakov Jeffrey Allan Alon | System, data structure, and method for transposing multi-dimensional data to switch between vertical and horizontal filters |
SG188199A1 (en) | 2011-02-22 | 2013-04-30 | Panasonic Corp | Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus |
KR102112241B1 (ko) | 2011-02-22 | 2020-05-19 | 타지반 투 엘엘씨 | 필터 방법, 동화상 부호화 장치, 동화상 복호 장치 및 동화상 부호화 복호 장치 |
RU2606304C2 (ru) | 2011-07-19 | 2017-01-10 | ТАГИВАН II ЭлЭлСи | Способ фильтрации, способ декодирования и способ кодирования |
ES2835801T3 (es) * | 2011-09-09 | 2021-06-23 | Sun Patent Trust | Decisiones de filtro de desbloqueo de baja complejidad |
CN102630015B (zh) * | 2012-04-06 | 2014-07-16 | 芯原微电子(北京)有限公司 | 一种基于RealVideo9或10去块效应的快速旁路方法和装置 |
US8731282B1 (en) | 2013-02-28 | 2014-05-20 | Sonic Ip, Inc. | Systems and methods for region of interest background smoothing and compression enhancement |
KR102642797B1 (ko) * | 2019-01-14 | 2024-03-05 | 삼성전자주식회사 | 전자 장치 및 그 제어 방법 |
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CN1123865C (zh) * | 2001-12-21 | 2003-10-08 | 北京阜国数字技术有限公司 | 小波音频编码信号处理中块效应消除方法 |
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-
2002
- 2002-12-27 US US10/330,388 patent/US6922492B2/en not_active Expired - Lifetime
-
2003
- 2003-12-18 CN CNB2003801092458A patent/CN100348046C/zh not_active Expired - Lifetime
- 2003-12-18 WO PCT/US2003/040467 patent/WO2004062258A2/en not_active Application Discontinuation
- 2003-12-18 EP EP03808488A patent/EP1579377A4/en not_active Withdrawn
- 2003-12-18 AU AU2003303536A patent/AU2003303536A1/en not_active Abandoned
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101068364B (zh) * | 2006-06-16 | 2010-12-01 | 威盛电子股份有限公司 | 视频编码器与图形处理系统 |
CN101115195B (zh) * | 2006-07-24 | 2010-08-18 | 同济大学 | 视频码流的宏块级耦合的解码和环路滤波方法和装置 |
US9076220B2 (en) | 2010-04-29 | 2015-07-07 | Thomson Licensing | Method of processing an image based on the determination of blockiness level |
WO2011134105A1 (en) * | 2010-04-29 | 2011-11-03 | Thomson Licensing | Method of processing an image |
CN101883285A (zh) * | 2010-07-06 | 2010-11-10 | 西安交通大学 | 并行流水去块效应滤波器vlsi结构设计方法 |
CN102055981A (zh) * | 2010-12-31 | 2011-05-11 | 北京大学深圳研究生院 | 用于视频编码器的去块滤波器及其实现方法 |
CN103621098A (zh) * | 2011-06-28 | 2014-03-05 | 索尼公司 | 图像处理设备及方法 |
CN104702966A (zh) * | 2015-03-30 | 2015-06-10 | 北京三好互动教育科技有限公司 | 一种去除块效应的方法及装置 |
CN104702966B (zh) * | 2015-03-30 | 2018-05-01 | 北京布卡互动科技有限公司 | 一种去除块效应的方法及装置 |
CN110192388A (zh) * | 2016-12-01 | 2019-08-30 | 夏普株式会社 | 图像处理装置、数码相机、图像处理程序、以及记录介质 |
WO2018120230A1 (zh) * | 2016-12-30 | 2018-07-05 | 华为技术有限公司 | 图像滤波方法、装置以及设备 |
CN109565604A (zh) * | 2016-12-30 | 2019-04-02 | 华为技术有限公司 | 图像滤波方法、装置以及设备 |
US11146826B2 (en) | 2016-12-30 | 2021-10-12 | Huawei Technologies Co., Ltd. | Image filtering method and apparatus |
Also Published As
Publication number | Publication date |
---|---|
CN100348046C (zh) | 2007-11-07 |
AU2003303536A1 (en) | 2004-07-29 |
WO2004062258A3 (en) | 2004-09-10 |
AU2003303536A8 (en) | 2004-07-29 |
WO2004062258A2 (en) | 2004-07-22 |
US20040126034A1 (en) | 2004-07-01 |
US6922492B2 (en) | 2005-07-26 |
EP1579377A2 (en) | 2005-09-28 |
WO2004062258B1 (en) | 2004-10-07 |
EP1579377A4 (en) | 2011-05-11 |
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