DE60140805D1 - Einrichtung und Verfahren zur Bildskalierung - Google Patents
Einrichtung und Verfahren zur BildskalierungInfo
- Publication number
- DE60140805D1 DE60140805D1 DE60140805T DE60140805T DE60140805D1 DE 60140805 D1 DE60140805 D1 DE 60140805D1 DE 60140805 T DE60140805 T DE 60140805T DE 60140805 T DE60140805 T DE 60140805T DE 60140805 D1 DE60140805 D1 DE 60140805D1
- Authority
- DE
- Germany
- Prior art keywords
- image
- phase
- image scaling
- poly
- alignment
- 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.)
- Expired - Lifetime
Links
- 238000012952 Resampling Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
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
- G06T3/4023—Scaling of whole images or parts thereof, e.g. expanding or contracting based on decimating pixels or lines of pixels; based on inserting pixels or lines of pixels
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Television Systems (AREA)
- Studio Circuits (AREA)
- Editing Of Facsimile Originals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01402611A EP1304650B1 (de) | 2001-10-10 | 2001-10-10 | Einrichtung und Verfahren zur Bildskalierung |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60140805D1 true DE60140805D1 (de) | 2010-01-28 |
Family
ID=8182918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60140805T Expired - Lifetime DE60140805D1 (de) | 2001-10-10 | 2001-10-10 | Einrichtung und Verfahren zur Bildskalierung |
Country Status (4)
Country | Link |
---|---|
US (1) | US7119845B2 (de) |
EP (1) | EP1304650B1 (de) |
AT (1) | ATE452385T1 (de) |
DE (1) | DE60140805D1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7333141B2 (en) * | 2002-10-22 | 2008-02-19 | Texas Instruments Incorporated | Resampling methods for digital images |
US8417066B2 (en) * | 2004-03-04 | 2013-04-09 | Broadcom Corporation | Method and system for polyphase filtering by combining IIR and FIR filters and its applications in video scaling |
US8127242B1 (en) * | 2010-08-12 | 2012-02-28 | The United States Of America As Represented By The Secretary Of The Army | Graphic user interface and software for processing large size signal data samples in a small buffer using automatically adjusted decimation ratio |
CN1293514C (zh) * | 2004-07-08 | 2007-01-03 | 北京中星微电子有限公司 | 一种数字图像的缩放处理系统 |
US7777812B2 (en) * | 2005-11-18 | 2010-08-17 | Sharp Laboratories Of America, Inc. | Methods and systems for picture resampling |
JP2007208894A (ja) | 2006-02-06 | 2007-08-16 | Olympus Corp | 画像解像度変換装置 |
TWI359614B (en) * | 2006-06-20 | 2012-03-01 | Via Tech Inc | Pip processing apparatus and processing method the |
US20080012868A1 (en) * | 2006-07-14 | 2008-01-17 | Mediatek Inc. | Multimedia Playback System, Multimedia Data Reproduction Apparatus, and Method Thereof |
US20090161016A1 (en) * | 2007-12-21 | 2009-06-25 | Wong Daniel W | Run-Time Selection Of Video Algorithms |
KR20130052372A (ko) * | 2011-11-11 | 2013-05-22 | 삼성전자주식회사 | 디지털 촬영 장치 및 이의 제어 방법 |
US8687922B2 (en) | 2012-02-24 | 2014-04-01 | Apple Inc. | Parallel scaler processing |
US10755380B2 (en) * | 2015-11-11 | 2020-08-25 | Texas Instruments Incorporated | Down scaling images in a computer vision system |
WO2024002168A1 (en) * | 2022-06-28 | 2024-01-04 | Douyin Vision (Beijing) Co., Ltd. | Padding methods for adaptive loop filter in video coding |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5182633A (en) * | 1991-04-12 | 1993-01-26 | Abekas Video Systems, Inc. | Video sample rate converter |
US5274372A (en) * | 1992-10-23 | 1993-12-28 | Tektronix, Inc. | Sampling rate conversion using polyphase filters with interpolation |
US5963261A (en) * | 1996-04-29 | 1999-10-05 | Philips Electronics North America Corporation | Low cost scan converter for television receiver |
JP4345937B2 (ja) * | 1998-11-10 | 2009-10-14 | キヤノン株式会社 | 画像拡大処理回路 |
US6724826B1 (en) * | 2000-02-25 | 2004-04-20 | Ampex Corporation | Method and apparatus for improving the image quality of transmitted video signals via pre-filtering |
US6765622B2 (en) * | 2001-10-26 | 2004-07-20 | Koninklijke Philips Electronics N.V. | Line-buffer reuse in vertical pixel-processing arrangement |
US6894725B2 (en) * | 2001-12-03 | 2005-05-17 | Thomson Licensing S.A. | Sample rate converter system |
-
2001
- 2001-10-10 AT AT01402611T patent/ATE452385T1/de not_active IP Right Cessation
- 2001-10-10 DE DE60140805T patent/DE60140805D1/de not_active Expired - Lifetime
- 2001-10-10 EP EP01402611A patent/EP1304650B1/de not_active Expired - Lifetime
-
2002
- 2002-10-10 US US10/268,391 patent/US7119845B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1304650A1 (de) | 2003-04-23 |
EP1304650B1 (de) | 2009-12-16 |
US7119845B2 (en) | 2006-10-10 |
US20030122960A1 (en) | 2003-07-03 |
ATE452385T1 (de) | 2010-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |