CN1236619C - 用于进行视频图像解码的方法和装置 - Google Patents
用于进行视频图像解码的方法和装置 Download PDFInfo
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- CN1236619C CN1236619C CNB008190348A CN00819034A CN1236619C CN 1236619 C CN1236619 C CN 1236619C CN B008190348 A CNB008190348 A CN B008190348A CN 00819034 A CN00819034 A CN 00819034A CN 1236619 C CN1236619 C CN 1236619C
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- video image
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
MC_Prediction(p,q) { if(Fx!=1 && Fy!=1) /*full-pel prediction in both directions */ P[q][p]=R[n][m]; if(Fx==1 && Fy!=1) /*full-pel vertical,half-pel horizontal*/ P[q][p]=(R[n][m]+R[n][m+1])//2; if(Fx!=1 && Fy==1) /*half-pel vertical,full pel horizontal*/ P[q][p]=(R[n][m]+R[n+1][m])//2; if(Fx==1 && Fy==1) /*half-pel prediction in both directions */ P[q][p]=(R[n][m]+R[n][m+1]+R[n+1][m]+R[n+1][m+1])//4; }//end Mc_Prediction(p,q)
向下取样率 | ||||
1∶1 | 2∶1 | 4∶1 | 8∶1 | |
SubDx或SubDy | 1 | 2 | 3 | 4 |
FMaskDx或FMaskDy | 0×01 | 0×03 | 0×07 | 0×0F |
SubRx或SubRy | 5 | 4 | 3 | 2 |
Claims (25)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/470,741 | 1999-12-20 | ||
US09/470,741 US20030043918A1 (en) | 1999-12-20 | 1999-12-20 | Method and apparatus for performing video image decoding |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1435054A CN1435054A (zh) | 2003-08-06 |
CN1236619C true CN1236619C (zh) | 2006-01-11 |
Family
ID=23868846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB008190348A Expired - Lifetime CN1236619C (zh) | 1999-12-20 | 2000-10-25 | 用于进行视频图像解码的方法和装置 |
Country Status (7)
Country | Link |
---|---|
US (2) | US20030043918A1 (zh) |
EP (1) | EP1240785A1 (zh) |
CN (1) | CN1236619C (zh) |
AU (1) | AU2619001A (zh) |
HK (1) | HK1046605A1 (zh) |
TW (1) | TW502541B (zh) |
WO (1) | WO2001047280A1 (zh) |
Families Citing this family (42)
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JP3593944B2 (ja) * | 2000-03-08 | 2004-11-24 | 日本電気株式会社 | 画像データ処理装置及びそれに用いる動き補償処理方法 |
US7885336B2 (en) * | 2001-02-05 | 2011-02-08 | Ati Technologies Ulc | Programmable shader-based motion compensation apparatus and method |
US7215708B2 (en) * | 2001-05-22 | 2007-05-08 | Koninklijke Philips Electronics N.V. | Resolution downscaling of video images |
US6868124B2 (en) * | 2001-06-18 | 2005-03-15 | Webtv Networks Inc. (Microsoft) | Method and systems for compressing a video stream with minimal loss after subsampled decoding |
US20030185302A1 (en) * | 2002-04-02 | 2003-10-02 | Abrams Thomas Algie | Camera and/or camera converter |
US20030185301A1 (en) * | 2002-04-02 | 2003-10-02 | Abrams Thomas Algie | Video appliance |
US7088776B2 (en) | 2002-07-15 | 2006-08-08 | Apple Computer, Inc. | Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding |
US6728315B2 (en) | 2002-07-24 | 2004-04-27 | Apple Computer, Inc. | Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations |
JP2007535263A (ja) * | 2004-04-27 | 2007-11-29 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | データ値をダウンサンプリングする方法 |
US20060062311A1 (en) * | 2004-09-20 | 2006-03-23 | Sharp Laboratories Of America, Inc. | Graceful degradation of loop filter for real-time video decoder |
US7986846B2 (en) | 2004-10-26 | 2011-07-26 | Samsung Electronics Co., Ltd | Apparatus and method for processing an image signal in a digital broadcast receiver |
KR100722972B1 (ko) * | 2004-10-26 | 2007-05-30 | 삼성전자주식회사 | 디지털방송 수신기의 영상신호 처리 장치 및 방법 |
JP2006174415A (ja) * | 2004-11-19 | 2006-06-29 | Ntt Docomo Inc | 画像復号装置、画像復号プログラム、画像復号方法、画像符号化装置、画像符号化プログラム及び画像符号化方法 |
US20060285590A1 (en) * | 2005-06-21 | 2006-12-21 | Docomo Communications Laboratories Usa, Inc. | Nonlinear, prediction filter for hybrid video compression |
WO2007100666A2 (en) * | 2006-02-22 | 2007-09-07 | University Of Akron | Interleaved method for parallel implementation of the fast fourier transform |
GB2443665A (en) * | 2006-11-10 | 2008-05-14 | Tandberg Television Asa | Down-sampling a video signal to an estimated previously encoded resolution |
US8848793B2 (en) * | 2007-10-31 | 2014-09-30 | Broadcom Corporation | Method and system for video compression with integrated picture rate up-conversion |
US8335425B2 (en) * | 2008-11-18 | 2012-12-18 | Panasonic Corporation | Playback apparatus, playback method, and program for performing stereoscopic playback |
ES2537073T3 (es) * | 2008-11-18 | 2015-06-02 | Panasonic Corporation | Dispositivo de reproducción, método de reproducción y programa para reproducción estereoscópica |
US8542732B1 (en) * | 2008-12-23 | 2013-09-24 | Elemental Technologies, Inc. | Video encoder using GPU |
CN101848383A (zh) * | 2009-03-24 | 2010-09-29 | 虹软(上海)科技有限公司 | 对mpeg2格式视频进行降采样解码的方法 |
US8264611B2 (en) * | 2010-03-27 | 2012-09-11 | Newport Media, Inc. | System and method for video downscaling |
WO2012016354A1 (en) * | 2010-08-04 | 2012-02-09 | Nxp B.V. | Video player |
CN103098464A (zh) * | 2010-08-04 | 2013-05-08 | Nxp股份有限公司 | 在频域中具有下采样的视频解码器 |
US8644376B2 (en) * | 2010-09-30 | 2014-02-04 | Alcatel Lucent | Apparatus and method for generating compressive measurements of video using spatial and temporal integration |
US9634690B2 (en) * | 2010-09-30 | 2017-04-25 | Alcatel Lucent | Method and apparatus for arbitrary resolution video coding using compressive sampling measurements |
US9344736B2 (en) | 2010-09-30 | 2016-05-17 | Alcatel Lucent | Systems and methods for compressive sense imaging |
US8472737B2 (en) | 2010-09-30 | 2013-06-25 | The Charles Stark Draper Laboratory, Inc. | Attitude estimation in compressed domain |
US9319578B2 (en) | 2012-10-24 | 2016-04-19 | Alcatel Lucent | Resolution and focus enhancement |
US8472736B2 (en) | 2010-09-30 | 2013-06-25 | The Charles Stark Draper Laboratory, Inc. | Attitude estimation by reducing noise with dragback |
US8929456B2 (en) | 2010-09-30 | 2015-01-06 | Alcatel Lucent | Video coding using compressive measurements |
US8472735B2 (en) * | 2010-09-30 | 2013-06-25 | The Charles Stark Draper Laboratory, Inc. | Attitude estimation with compressive sampling of starfield data |
US9398310B2 (en) | 2011-07-14 | 2016-07-19 | Alcatel Lucent | Method and apparatus for super-resolution video coding using compressive sampling measurements |
CN103108175A (zh) * | 2011-11-09 | 2013-05-15 | 深圳市德赛微电子技术有限公司 | 多模视频解码器中运动补偿结构 |
CN103067715B (zh) | 2013-01-10 | 2016-12-28 | 华为技术有限公司 | 深度图像的编解码方法和编解码装置 |
CN103067716B (zh) | 2013-01-10 | 2016-06-29 | 华为技术有限公司 | 深度图像的编解码方法和编解码装置 |
US9432614B2 (en) * | 2013-03-13 | 2016-08-30 | Qualcomm Incorporated | Integrated downscale in video core |
US9563806B2 (en) | 2013-12-20 | 2017-02-07 | Alcatel Lucent | Methods and apparatuses for detecting anomalies using transform based compressed sensing matrices |
US9600899B2 (en) | 2013-12-20 | 2017-03-21 | Alcatel Lucent | Methods and apparatuses for detecting anomalies in the compressed sensing domain |
US9894324B2 (en) | 2014-07-15 | 2018-02-13 | Alcatel-Lucent Usa Inc. | Method and system for modifying compressive sensing block sizes for video monitoring using distance information |
EP3364342A1 (en) * | 2017-02-17 | 2018-08-22 | Cogisen SRL | Method for image processing and video compression |
US11348314B2 (en) * | 2020-05-08 | 2022-05-31 | Dreamworks Animation Llc | Fast and deep facial deformations |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5262854A (en) * | 1992-02-21 | 1993-11-16 | Rca Thomson Licensing Corporation | Lower resolution HDTV receivers |
US5614952A (en) * | 1994-10-11 | 1997-03-25 | Hitachi America, Ltd. | Digital video decoder for decoding digital high definition and/or digital standard definition television signals |
US5673358A (en) * | 1993-01-13 | 1997-09-30 | Hitachi America, Ltd. | Method for generating a reduced rate digital bitstream by selecting data as a function of the position within an image to which the data corresponds |
JP3022713B2 (ja) * | 1993-09-30 | 2000-03-21 | 日本ビクター株式会社 | 画像信号処理方法 |
US5592299A (en) * | 1994-09-26 | 1997-01-07 | Hitachi America, Ltd. | Method and apparatus for reducing the amount of data required to represent a video frame |
US5835160A (en) * | 1995-09-13 | 1998-11-10 | Oak Technology, Inc. | Sampling rate conversion using digital differential analyzers |
US6175592B1 (en) * | 1997-03-12 | 2001-01-16 | Matsushita Electric Industrial Co., Ltd. | Frequency domain filtering for down conversion of a DCT encoded picture |
US6215822B1 (en) * | 1997-12-30 | 2001-04-10 | Sony Corporation | Motion compensated digital video decoding and buffer memory addressing therefor |
US6222550B1 (en) * | 1998-12-17 | 2001-04-24 | Neomagic Corp. | Multiple triangle pixel-pipelines with span-range pixel interlock for processing separate non-overlapping triangles for superscalar 3D graphics engine |
-
1999
- 1999-12-20 US US09/470,741 patent/US20030043918A1/en not_active Abandoned
-
2000
- 2000-10-25 CN CNB008190348A patent/CN1236619C/zh not_active Expired - Lifetime
- 2000-10-25 EP EP00989714A patent/EP1240785A1/en not_active Ceased
- 2000-10-25 WO PCT/US2000/041603 patent/WO2001047280A1/en active Application Filing
- 2000-10-25 AU AU26190/01A patent/AU2619001A/en not_active Abandoned
- 2000-12-05 TW TW089125882A patent/TW502541B/zh not_active IP Right Cessation
-
2002
- 2002-11-05 HK HK02108033.0A patent/HK1046605A1/zh unknown
-
2003
- 2003-03-03 US US10/379,187 patent/US7263231B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20030198392A1 (en) | 2003-10-23 |
TW502541B (en) | 2002-09-11 |
CN1435054A (zh) | 2003-08-06 |
WO2001047280A1 (en) | 2001-06-28 |
AU2619001A (en) | 2001-07-03 |
EP1240785A1 (en) | 2002-09-18 |
US20030043918A1 (en) | 2003-03-06 |
US7263231B2 (en) | 2007-08-28 |
HK1046605A1 (zh) | 2003-01-17 |
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Effective date of registration: 20180322 Address after: Idaho Patentee after: MICRON TECHNOLOGY, Inc. Address before: Swiss Rolle Patentee before: Nomonks GmbH Effective date of registration: 20180322 Address after: Swiss Rolle Patentee after: Nomonks GmbH Address before: California, USA Patentee before: INTEL Corp. |
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Granted publication date: 20060111 |