CN1947146B - 下采样数据值的方法 - Google Patents
下采样数据值的方法 Download PDFInfo
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- CN1947146B CN1947146B CN2005800132654A CN200580013265A CN1947146B CN 1947146 B CN1947146 B CN 1947146B CN 2005800132654 A CN2005800132654 A CN 2005800132654A CN 200580013265 A CN200580013265 A CN 200580013265A CN 1947146 B CN1947146 B CN 1947146B
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- 238000005070 sampling Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 238000013139 quantization Methods 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000012805 post-processing Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000006837 decompression Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Image Processing (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04300232.8 | 2004-04-27 | ||
EP04300232 | 2004-04-27 | ||
PCT/IB2005/051313 WO2005104031A1 (en) | 2004-04-27 | 2005-04-21 | Method of down-sampling data values. |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1947146A CN1947146A (zh) | 2007-04-11 |
CN1947146B true CN1947146B (zh) | 2010-06-16 |
Family
ID=34965430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005800132654A Active CN1947146B (zh) | 2004-04-27 | 2005-04-21 | 下采样数据值的方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7676099B2 (zh) |
EP (1) | EP1743298B1 (zh) |
JP (1) | JP2007535263A (zh) |
KR (1) | KR101081074B1 (zh) |
CN (1) | CN1947146B (zh) |
WO (1) | WO2005104031A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1947146B (zh) * | 2004-04-27 | 2010-06-16 | Nxp股份有限公司 | 下采样数据值的方法 |
KR20080067922A (ko) * | 2007-01-17 | 2008-07-22 | 삼성전자주식회사 | 영상 축소 기능을 갖는 영상 복호화 방법 및 장치 |
CA2687340C (en) * | 2007-06-04 | 2017-11-28 | Research In Motion Limited | Method and device for selecting optimal transform matrices for down-sampling dct image |
US8094956B2 (en) | 2007-06-04 | 2012-01-10 | Research In Motion Limited | Method and device for down-sampling a DCT image in the DCT domain |
WO2008148206A1 (en) * | 2007-06-04 | 2008-12-11 | Research In Motion Limited | Method and device for selecting transform matrices for down-sampling dct image using learning with forgetting algorithm |
US8223837B2 (en) * | 2007-09-07 | 2012-07-17 | Microsoft Corporation | Learning-based image compression |
US9892486B2 (en) * | 2015-10-19 | 2018-02-13 | International Business Machines Corporation | Data processing |
US10616583B2 (en) * | 2016-06-30 | 2020-04-07 | Sony Interactive Entertainment Inc. | Encoding/decoding digital frames by down-sampling/up-sampling with enhancement information |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1435054A (zh) * | 1999-12-20 | 2003-08-06 | 英特尔公司 | 用于进行视频图像解码的方法和装置 |
US6650790B1 (en) * | 2000-06-09 | 2003-11-18 | Nothshore Laboratories, Inc. | Digital processing apparatus for variable image-size enlargement with high-frequency bandwidth synthesis |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08102943A (ja) * | 1994-09-30 | 1996-04-16 | Fuji Xerox Co Ltd | 画像符号化装置 |
ATE180371T1 (de) * | 1995-06-16 | 1999-06-15 | Princeton Video Image Inc | Vorrichtung und verfahren zur echtzeiteinblendung in videobilder unter verwendung von adaptiver okklusion mit einem synthetischen referenzbild |
US5640212A (en) * | 1996-01-25 | 1997-06-17 | General Instrument Corporation Of Delware | Video signal clipping circuitry and method for color television broadcasting |
US6580837B1 (en) * | 1999-12-07 | 2003-06-17 | Intel Corporation | Up-sampling decimated color plane data |
US6993207B1 (en) * | 2001-10-05 | 2006-01-31 | Micron Technology, Inc. | Method and apparatus for electronic image processing |
US20030185292A1 (en) * | 2002-04-02 | 2003-10-02 | Fernandez-Corbaton Ivan Jesus | Adaptive filtering with DC bias compensation |
US20050129130A1 (en) * | 2003-12-10 | 2005-06-16 | Microsoft Corporation | Color space coding framework |
CN1947146B (zh) * | 2004-04-27 | 2010-06-16 | Nxp股份有限公司 | 下采样数据值的方法 |
-
2005
- 2005-04-21 CN CN2005800132654A patent/CN1947146B/zh active Active
- 2005-04-21 KR KR1020067022337A patent/KR101081074B1/ko active IP Right Grant
- 2005-04-21 EP EP05718782.5A patent/EP1743298B1/en active Active
- 2005-04-21 WO PCT/IB2005/051313 patent/WO2005104031A1/en not_active Application Discontinuation
- 2005-04-21 US US11/587,028 patent/US7676099B2/en active Active
- 2005-04-21 JP JP2007510195A patent/JP2007535263A/ja not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1435054A (zh) * | 1999-12-20 | 2003-08-06 | 英特尔公司 | 用于进行视频图像解码的方法和装置 |
US6650790B1 (en) * | 2000-06-09 | 2003-11-18 | Nothshore Laboratories, Inc. | Digital processing apparatus for variable image-size enlargement with high-frequency bandwidth synthesis |
Non-Patent Citations (6)
Title |
---|
Egbert G.T. Jaspers,Peter H.N..A GENERIC 2D SHARPNESS ENHANCEMENTALGORITHM FOR LUMINANCE SIGNALS.SIXTH INTERNATIONAL CONFERENCE ON IMAGE PROCESSING AND ITS APPLICATIONS.1997,269-273. |
Egbert G.T. Jaspers,Peter H.N..A GENERIC 2D SHARPNESS ENHANCEMENTALGORITHM FOR LUMINANCE SIGNALS.SIXTH INTERNATIONAL CONFERENCE ON IMAGE PROCESSING AND ITS APPLICATIONS.1997,269-273. * |
Olukayode A.Ojo,Tatiana Kwaaitaal-Spassova.AN ALGORITHM FOR INTEGRATEDNOISE REDUCTIONAND SHARPNESS ENHANCEMENT.IEEE TRANSACTIONS ON CONSUMER ELECTRONICS46 3.2000,46(3),474-480. |
Olukayode A.Ojo,Tatiana Kwaaitaal-Spassova.AN ALGORITHM FOR INTEGRATEDNOISE REDUCTIONAND SHARPNESS ENHANCEMENT.IEEE TRANSACTIONS ON CONSUMER ELECTRONICS46 3.2000,46(3),474-480. * |
S.Battiato,G.Gallo,F.Stanco.A locally adaptive zooming algorithm for digital images.IMAGE AND VISION COMPUTING 20.2002,(20),805-812. |
S.Battiato,G.Gallo,F.Stanco.A locally adaptive zooming algorithm for digital images.IMAGE AND VISION COMPUTING 20.2002,(20),805-812. * |
Also Published As
Publication number | Publication date |
---|---|
EP1743298B1 (en) | 2013-04-17 |
JP2007535263A (ja) | 2007-11-29 |
US20070206680A1 (en) | 2007-09-06 |
KR20070001247A (ko) | 2007-01-03 |
EP1743298A1 (en) | 2007-01-17 |
CN1947146A (zh) | 2007-04-11 |
US7676099B2 (en) | 2010-03-09 |
WO2005104031A1 (en) | 2005-11-03 |
KR101081074B1 (ko) | 2011-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20070824 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070824 Address after: Holland Ian Deho Finn Applicant after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: KALAI HANXILE CO., LTD. Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20120209 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120209 Address after: American Delaware Patentee after: NXP BV Address before: Holland Ian Deho Finn Patentee before: Koninkl Philips Electronics NV |