CN1463552A - 视频图像的分辨率的按比例缩减 - Google Patents
视频图像的分辨率的按比例缩减 Download PDFInfo
- Publication number
- CN1463552A CN1463552A CN02801764A CN02801764A CN1463552A CN 1463552 A CN1463552 A CN 1463552A CN 02801764 A CN02801764 A CN 02801764A CN 02801764 A CN02801764 A CN 02801764A CN 1463552 A CN1463552 A CN 1463552A
- Authority
- CN
- China
- Prior art keywords
- proportion
- vision signal
- filtering
- antialiasing
- reduced
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000001914 filtration Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 29
- 230000009467 reduction Effects 0.000 claims description 27
- 239000011159 matrix material Substances 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 7
- 238000013139 quantization Methods 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 4
- 238000011002 quantification Methods 0.000 claims 2
- 230000000750 progressive effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 10
- 230000004044 response Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 241001195377 Prorates Species 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0125—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards being a high definition standard
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4084—Scaling of whole images or parts thereof, e.g. expanding or contracting in the transform domain, e.g. fast Fourier transform [FFT] domain scaling
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
-
- 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
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
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)
- Television Systems (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29271501P | 2001-05-22 | 2001-05-22 | |
US60/292,715 | 2001-05-22 | ||
US10/132,041 US7215708B2 (en) | 2001-05-22 | 2002-04-25 | Resolution downscaling of video images |
US10/132,041 | 2002-04-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1463552A true CN1463552A (zh) | 2003-12-24 |
CN1224265C CN1224265C (zh) | 2005-10-19 |
Family
ID=26830041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028017641A Expired - Fee Related CN1224265C (zh) | 2001-05-22 | 2002-05-17 | 视频图像的分辨率的按比例缩减 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7215708B2 (zh) |
EP (1) | EP1397920A1 (zh) |
JP (1) | JP2004531969A (zh) |
KR (1) | KR100893276B1 (zh) |
CN (1) | CN1224265C (zh) |
WO (1) | WO2002096113A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100459675C (zh) * | 2005-09-15 | 2009-02-04 | 三星电子株式会社 | 视频处理设备和视频处理方法 |
CN101189880B (zh) * | 2005-06-03 | 2010-06-16 | Nxp股份有限公司 | 带有混合参考纹理的视频解码器 |
CN101459790B (zh) * | 2007-12-12 | 2011-06-22 | 联发科技股份有限公司 | 视频信号处理装置 |
CN116916033A (zh) * | 2022-06-24 | 2023-10-20 | 澳门大学 | 一种基于随机自适应傅里叶分解的联合时空视频压缩方法 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100474916B1 (ko) * | 2002-08-24 | 2005-03-10 | 엘지전자 주식회사 | 썸네일 영상 생성 장치 및 그 방법 |
US20050094034A1 (en) * | 2003-10-31 | 2005-05-05 | Sandeep Bhatia | System and method for simultaneously scanning video for different size pictures |
JP2008543207A (ja) | 2005-06-01 | 2008-11-27 | エヌエックスピー ビー ヴィ | マルチパスビデオ復号方法および装置 |
US8391630B2 (en) * | 2005-12-22 | 2013-03-05 | Qualcomm Mems Technologies, Inc. | System and method for power reduction when decompressing video streams for interferometric modulator displays |
KR100809686B1 (ko) * | 2006-02-23 | 2008-03-06 | 삼성전자주식회사 | 이산 여현 변환을 이용한 영상 리사이징 방법 및 장치 |
US20070258012A1 (en) * | 2006-05-04 | 2007-11-08 | Syntax Brillian Corp. | Method for scaling and cropping images for television display |
US7920086B2 (en) * | 2006-07-07 | 2011-04-05 | Honeywell International Inc. | Display for displaying compressed video |
US8355440B2 (en) * | 2006-08-07 | 2013-01-15 | Vixs Systems, Inc. | Motion search module with horizontal compression preprocessing and methods for use therewith |
KR20080057940A (ko) * | 2006-12-21 | 2008-06-25 | 삼성전자주식회사 | 축소 화면을 표시하는 영상 디스플레이 장치 및 그 방법 |
US20100020236A1 (en) * | 2008-07-28 | 2010-01-28 | Mediatek Inc. | Image display apparatus and method |
WO2010091750A1 (en) | 2009-02-12 | 2010-08-19 | Zoran (France) | Scaling method and device for image signals |
US20110032269A1 (en) * | 2009-08-05 | 2011-02-10 | Rastislav Lukac | Automatically Resizing Demosaicked Full-Color Images Using Edge-Orientation Maps Formed In The Demosaicking Process |
SG10201406241PA (en) * | 2009-10-30 | 2014-11-27 | Panasonic Ip Corp America | Image decoding method, image coding method, image decoding apparatus, image coding apparatus, program, and integrated circuit |
CN102739994A (zh) * | 2011-05-10 | 2012-10-17 | 新奥特(北京)视频技术有限公司 | 一种字幕工程在不同制式下切换的方法 |
KR20140016760A (ko) * | 2012-07-31 | 2014-02-10 | 삼성전자주식회사 | 영상 처리 장치 및 영상 처리 방법 |
US9432614B2 (en) * | 2013-03-13 | 2016-08-30 | Qualcomm Incorporated | Integrated downscale in video core |
KR102248789B1 (ko) | 2014-10-07 | 2021-05-06 | 삼성전자 주식회사 | 이미지 해상도에 따라 리소스를 공유할 수 있는 애플리케이션 프로세서와 이를 포함하는 장치들 |
US10129026B2 (en) * | 2016-05-03 | 2018-11-13 | Certicom Corp. | Method and system for cheon resistant static diffie-hellman security |
US11102487B2 (en) * | 2019-08-30 | 2021-08-24 | Adobe Inc. | Image resampling for DCT based image encoding formats using memory efficient techniques |
KR20220028487A (ko) * | 2020-08-28 | 2022-03-08 | 삼성전자주식회사 | 디스플레이 장치 및 그 동작방법 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US55339A (en) * | 1866-06-05 | Improved peat-machine | ||
US5270813A (en) | 1992-07-02 | 1993-12-14 | At&T Bell Laboratories | Spatially scalable video coding facilitating the derivation of variable-resolution images |
JPH06141185A (ja) | 1992-10-26 | 1994-05-20 | Nec Corp | 画像間引き装置 |
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 |
US5845015A (en) | 1995-10-12 | 1998-12-01 | Sarnoff Corporation | Method and apparatus for resizing images using the discrete cosine transform |
US5832120A (en) | 1995-12-22 | 1998-11-03 | Cirrus Logic, Inc. | Universal MPEG decoder with scalable picture size |
US5737019A (en) * | 1996-01-29 | 1998-04-07 | Matsushita Electric Corporation Of America | Method and apparatus for changing resolution by direct DCT mapping |
US6023262A (en) * | 1996-06-28 | 2000-02-08 | Cirrus Logic, Inc. | Method and apparatus in a computer system to generate a downscaled video image for display on a television system |
US6788347B1 (en) * | 1997-03-12 | 2004-09-07 | Matsushita Electric Industrial Co., Ltd. | HDTV downconversion system |
SE9703849L (sv) | 1997-03-14 | 1998-09-15 | Ericsson Telefon Ab L M | Nedskalning av bilder |
KR100249229B1 (ko) * | 1997-08-13 | 2000-03-15 | 구자홍 | 에이치디티브이의 다운 컨버젼 디코딩 장치 |
US5990812A (en) * | 1997-10-27 | 1999-11-23 | Philips Electronics North America Corporation | Universally programmable variable length decoder |
US6519288B1 (en) * | 1998-03-06 | 2003-02-11 | Mitsubishi Electric Research Laboratories, Inc. | Three-layer scaleable decoder and method of decoding |
US6310919B1 (en) * | 1998-05-07 | 2001-10-30 | Sarnoff Corporation | Method and apparatus for adaptively scaling motion vector information in an information stream decoder |
SE9802286L (sv) | 1998-06-26 | 1999-12-27 | Ericsson Telefon Ab L M | Effektiv nedskalning av DCT-komprimerade bilder |
US6665344B1 (en) * | 1998-06-29 | 2003-12-16 | Zenith Electronics Corporation | Downconverting decoder for interlaced pictures |
US6275531B1 (en) | 1998-07-23 | 2001-08-14 | Optivision, Inc. | Scalable video coding method and apparatus |
JP2002526997A (ja) * | 1998-09-29 | 2002-08-20 | 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 | 符号化ビデオデータの変換 |
US6798420B1 (en) * | 1998-11-09 | 2004-09-28 | Broadcom Corporation | Video and graphics system with a single-port RAM |
US20030043918A1 (en) * | 1999-12-20 | 2003-03-06 | Jiang Hong H. | Method and apparatus for performing video image decoding |
US6724948B1 (en) * | 1999-12-27 | 2004-04-20 | Intel Corporation | Scaling images for display |
US6647061B1 (en) * | 2000-06-09 | 2003-11-11 | General Instrument Corporation | Video size conversion and transcoding from MPEG-2 to MPEG-4 |
-
2002
- 2002-04-25 US US10/132,041 patent/US7215708B2/en not_active Expired - Fee Related
- 2002-05-17 WO PCT/IB2002/001725 patent/WO2002096113A1/en not_active Application Discontinuation
- 2002-05-17 JP JP2002592640A patent/JP2004531969A/ja not_active Withdrawn
- 2002-05-17 KR KR1020037000972A patent/KR100893276B1/ko not_active IP Right Cessation
- 2002-05-17 CN CNB028017641A patent/CN1224265C/zh not_active Expired - Fee Related
- 2002-05-17 EP EP02727926A patent/EP1397920A1/en not_active Withdrawn
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101189880B (zh) * | 2005-06-03 | 2010-06-16 | Nxp股份有限公司 | 带有混合参考纹理的视频解码器 |
CN100459675C (zh) * | 2005-09-15 | 2009-02-04 | 三星电子株式会社 | 视频处理设备和视频处理方法 |
CN101459790B (zh) * | 2007-12-12 | 2011-06-22 | 联发科技股份有限公司 | 视频信号处理装置 |
CN116916033A (zh) * | 2022-06-24 | 2023-10-20 | 澳门大学 | 一种基于随机自适应傅里叶分解的联合时空视频压缩方法 |
CN116916033B (zh) * | 2022-06-24 | 2024-05-10 | 澳门大学 | 一种基于随机自适应傅里叶分解的联合时空视频压缩方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2002096113A1 (en) | 2002-11-28 |
EP1397920A1 (en) | 2004-03-17 |
KR20030024804A (ko) | 2003-03-26 |
US7215708B2 (en) | 2007-05-08 |
CN1224265C (zh) | 2005-10-19 |
US20020181592A1 (en) | 2002-12-05 |
JP2004531969A (ja) | 2004-10-14 |
KR100893276B1 (ko) | 2009-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1224265C (zh) | 视频图像的分辨率的按比例缩减 | |
CN100559883C (zh) | 用于视频压缩的方法和设备 | |
CN101394569B (zh) | 一种avs视频解码器的容错方法、装置及芯片 | |
US7876976B2 (en) | Method and apparatus for resizing images using discrete cosine transform | |
US6289132B1 (en) | Apparatus and method for optimized compression of interlaced motion images | |
US6665343B1 (en) | Methods and arrangements for a converting a high definition image to a lower definition image using wavelet transforms | |
CN1173577C (zh) | 补偿idct失配的dct域下转换系统 | |
EP1397774A1 (en) | Method and system for achieving coding gains in wavelet-based image codecs | |
CN1214626C (zh) | 用于高分辨率视频信号的抽取的装置和方法 | |
CN1633812A (zh) | 视频图片的全局运动补偿 | |
JPH07504074A (ja) | 低解像度hdtv受信機 | |
US20060002480A1 (en) | Apparatus and method for improved interlace processing | |
WO2013001279A2 (en) | Video encoding and decoding using transforms | |
US6590938B1 (en) | DCT domain conversion of a higher definition signal to lower definition signal | |
US20080147765A1 (en) | Encoding and decoding data arrays using separate pre-multiplication stages | |
CN1575606A (zh) | 空间可缩放的压缩 | |
CN1875635A (zh) | 用于视频转码的变换域子采样 | |
WO2012022719A1 (en) | Video signal processing | |
CN110708547A (zh) | 针对变换模式的有效熵编码组分组方法 | |
CN102972021A (zh) | 适合手持式和移动应用的具有减少的存储器和处理要求的广播视频解码器 | |
JP2001078187A (ja) | 画像復号化装置 | |
US6816553B1 (en) | Coding method for an image signal | |
Uchita et al. | A parameter decimation technique for variable-coefficient invertible deinterlacing | |
CN1688166A (zh) | Hdtv到sdtv转换编码器 | |
CN1463551A (zh) | 频率域隔行视频的垂直缩放 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: IPG ELECTRONICS 503 CO., LTD. Free format text: FORMER OWNER: ROYAL PHILIPS ELECTRONICS CO., LTD. Effective date: 20090821 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090821 Address after: British Channel Islands Patentee after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Patentee before: Koninklike Philips Electronics N. V. |
|
ASS | Succession or assignment of patent right |
Owner name: FUNAI ELECTRIC CO., LTD. Free format text: FORMER OWNER: IPG ELECTRONICS 503 LIMITED Effective date: 20120524 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120524 Address after: Osaka Japan Patentee after: Funai Electric Co., Ltd. Address before: British Channel Islands Patentee before: Koninkl Philips Electronics NV |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051019 Termination date: 20170517 |
|
CF01 | Termination of patent right due to non-payment of annual fee |