CN101261619A - 变换及后续量化的实现 - Google Patents
变换及后续量化的实现 Download PDFInfo
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- CN101261619A CN101261619A CNA2008100921059A CN200810092105A CN101261619A CN 101261619 A CN101261619 A CN 101261619A CN A2008100921059 A CNA2008100921059 A CN A2008100921059A CN 200810092105 A CN200810092105 A CN 200810092105A CN 101261619 A CN101261619 A CN 101261619A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
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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
- H04N19/10—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
- H04N19/124—Quantisation
-
- 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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/18—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 set of transform coefficients
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Data Mining & Analysis (AREA)
- Mathematical Optimization (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Theoretical Computer Science (AREA)
- Discrete Mathematics (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Algebra (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Complex Calculations (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
Claims (40)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/943,241 US7082450B2 (en) | 2001-08-30 | 2001-08-30 | Implementation of a transform and of a subsequent quantization |
US09/943,241 | 2001-08-30 | ||
US09/943241 | 2001-08-30 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028213351A Division CN100392982C (zh) | 2001-08-30 | 2002-08-27 | 变换及后续量化的实现 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101261619A true CN101261619A (zh) | 2008-09-10 |
CN101261619B CN101261619B (zh) | 2013-06-05 |
Family
ID=25479298
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028213351A Expired - Lifetime CN100392982C (zh) | 2001-08-30 | 2002-08-27 | 变换及后续量化的实现 |
CN2008100921059A Expired - Lifetime CN101261619B (zh) | 2001-08-30 | 2002-08-27 | 变换及后续量化的实现 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028213351A Expired - Lifetime CN100392982C (zh) | 2001-08-30 | 2002-08-27 | 变换及后续量化的实现 |
Country Status (13)
Country | Link |
---|---|
US (3) | US7082450B2 (zh) |
EP (2) | EP1440515B1 (zh) |
JP (2) | JP4153425B2 (zh) |
KR (1) | KR100912415B1 (zh) |
CN (2) | CN100392982C (zh) |
AT (1) | ATE401703T1 (zh) |
AU (1) | AU2002328100A1 (zh) |
DE (1) | DE60227688C5 (zh) |
HK (1) | HK1122622A1 (zh) |
HU (1) | HU228603B1 (zh) |
MX (1) | MXPA04001724A (zh) |
WO (1) | WO2003019787A2 (zh) |
ZA (1) | ZA200401224B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101765013B (zh) * | 2008-12-25 | 2012-08-29 | 佳能株式会社 | 数据变换装置及其控制方法 |
CN103491375A (zh) * | 2013-05-29 | 2014-01-01 | 东南大学 | 基于binDCT算法的JPEG压缩系统 |
US10515134B2 (en) | 2001-08-30 | 2019-12-24 | Nokia Technologies Oy | Implementation of a transform and of a subsequent quantization |
WO2023124602A1 (zh) * | 2021-12-28 | 2023-07-06 | 中国电信股份有限公司 | 数据变换与恢复方法、装置、系统、电子设备及存储介质 |
Families Citing this family (44)
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US7130876B2 (en) * | 2001-11-30 | 2006-10-31 | General Instrument Corporation | Systems and methods for efficient quantization |
US7760950B2 (en) * | 2002-09-26 | 2010-07-20 | Ntt Docomo, Inc. | Low complexity and unified transforms for video coding |
CN100411442C (zh) * | 2003-03-24 | 2008-08-13 | 华为技术有限公司 | 一种视频图象编码方法 |
US7813574B2 (en) * | 2003-09-24 | 2010-10-12 | Ntt Docomo, Inc. | Low complexity and unified transforms for video coding |
MXPA06003508A (es) * | 2003-09-29 | 2007-01-25 | Agency Science Tech & Res | Metodo para transformar una senal digital del dominio de tiempo al dominio de frecuencia y viceversa. |
US7388999B2 (en) * | 2003-10-29 | 2008-06-17 | Hewlett-Packard Development Company, L.P. | Transformations for denoising images |
US8069201B2 (en) * | 2003-11-25 | 2011-11-29 | Texas Instruments Incorporated | 8×8 transform and quantization |
US7756351B2 (en) | 2003-12-19 | 2010-07-13 | Stmicroelectronics, Inc. | Low power, high performance transform coprocessor for video compression |
US8335811B2 (en) * | 2004-03-04 | 2012-12-18 | Broadcom Corporation | Method and system for high fidelity IDCT and DCT algorithms |
US8595281B2 (en) | 2006-01-11 | 2013-11-26 | Qualcomm Incorporated | Transforms with common factors |
KR101071840B1 (ko) | 2006-03-17 | 2011-10-11 | 엘지전자 주식회사 | 데이터 변환 방법 및 이를 이용한 데이터 송수신 방법 |
US8849884B2 (en) | 2006-03-29 | 2014-09-30 | Qualcom Incorporate | Transform design with scaled and non-scaled interfaces |
US8606023B2 (en) * | 2006-06-26 | 2013-12-10 | Qualcomm Incorporated | Reduction of errors during computation of inverse discrete cosine transform |
RU2496139C2 (ru) * | 2006-06-26 | 2013-10-20 | Квэлкомм Инкорпорейтед | Эффективные аппроксимации с фиксированной запятой прямого и обратного дискретных косинусных преобразований |
US8699810B2 (en) * | 2006-06-26 | 2014-04-15 | Qualcomm Incorporated | Efficient fixed-point approximations of forward and inverse discrete cosine transforms |
US8849183B2 (en) | 2007-10-05 | 2014-09-30 | Qualcomm Incorporated | Location and time based filtering of broadcast information |
US8331454B2 (en) | 2007-11-12 | 2012-12-11 | Cisco Technology, Inc. | Integer transform function for video compression systems |
US7876257B2 (en) * | 2008-04-28 | 2011-01-25 | Mitsubishi Electric Research Laboratories, Inc. | Method and apparatus for compressing SAR signals |
US9280778B2 (en) | 2008-12-15 | 2016-03-08 | Qualcomm Incorporated | Location logging and location and time based filtering |
US9110849B2 (en) * | 2009-04-15 | 2015-08-18 | Qualcomm Incorporated | Computing even-sized discrete cosine transforms |
US9069713B2 (en) * | 2009-06-05 | 2015-06-30 | Qualcomm Incorporated | 4X4 transform for media coding |
US8762441B2 (en) | 2009-06-05 | 2014-06-24 | Qualcomm Incorporated | 4X4 transform for media coding |
US9081733B2 (en) * | 2009-06-24 | 2015-07-14 | Qualcomm Incorporated | 16-point transform for media data coding |
US9075757B2 (en) | 2009-06-24 | 2015-07-07 | Qualcomm Incorporated | 16-point transform for media data coding |
US8451904B2 (en) | 2009-06-24 | 2013-05-28 | Qualcomm Incorporated | 8-point transform for media data coding |
US9118898B2 (en) * | 2009-06-24 | 2015-08-25 | Qualcomm Incorporated | 8-point transform for media data coding |
US9185422B2 (en) | 2010-07-15 | 2015-11-10 | Qualcomm Incorporated | Variable localized bit-depth increase for fixed-point transforms in video coding |
US8417045B2 (en) | 2010-07-29 | 2013-04-09 | Infoprint Solutions Company Llc | Mechanism for processing order-16 discrete cosine transforms |
CN101938654B (zh) * | 2010-08-17 | 2013-04-10 | 浙江大学 | 一种变换系数的优化量化方法及装置 |
CN101968528B (zh) * | 2010-08-19 | 2012-11-07 | 詹文法 | 集成电路测试中的测试数据压缩方法 |
BR122020016581B1 (pt) | 2010-09-28 | 2022-03-03 | Samsung Electronics Co., Ltd. | Método de decodificação de vídeo, e método de codificação de vídeo |
US8620166B2 (en) * | 2011-01-07 | 2013-12-31 | Raytheon Bbn Technologies Corp. | Holevo capacity achieving joint detection receiver |
US9824066B2 (en) | 2011-01-10 | 2017-11-21 | Qualcomm Incorporated | 32-point transform for media data coding |
KR20120098500A (ko) * | 2011-02-25 | 2012-09-05 | 삼성전자주식회사 | 영상의 변환 및 역변환 방법, 및 이를 이용한 영상의 부호화 및 복호화 장치 |
KR20120098499A (ko) * | 2011-02-25 | 2012-09-05 | 삼성전자주식회사 | 영상의 변환 방법 및 장치, 및 영상의 역변환 방법 및 장치 |
US9485108B2 (en) | 2011-03-14 | 2016-11-01 | Qualcomm Incorporated | System and apparatus for using multichannel file delivery over unidirectional transport (“FLUTE”) protocol for delivering different classes of files in a broadcast network |
US9451401B2 (en) | 2011-05-27 | 2016-09-20 | Qualcomm Incorporated | Application transport level location filtering of internet protocol multicast content delivery |
JP6120490B2 (ja) * | 2011-11-07 | 2017-04-26 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
US9558251B2 (en) * | 2012-04-03 | 2017-01-31 | Teradata Us, Inc. | Transformation functions for compression and decompression of data in computing environments and systems |
US10638146B2 (en) | 2018-10-01 | 2020-04-28 | Tencent America LLC | Techniques for QP coding for 360 image and video coding |
US11076152B2 (en) * | 2019-03-18 | 2021-07-27 | Sony Group Corporation | Quantization step parameter for point cloud compression |
CN110856000B (zh) * | 2019-10-22 | 2020-10-27 | 深圳市华星光电技术有限公司 | 图像解压缩方法及装置 |
CN111556313B (zh) * | 2020-04-26 | 2021-05-04 | 武汉理工大学 | 基于整数近似的低复杂度dtt与自适应量化的图像压缩方法 |
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-
2001
- 2001-08-30 US US09/943,241 patent/US7082450B2/en not_active Expired - Lifetime
-
2002
- 2002-08-27 AT AT02762664T patent/ATE401703T1/de not_active IP Right Cessation
- 2002-08-27 HU HU0401627A patent/HU228603B1/hu unknown
- 2002-08-27 CN CNB028213351A patent/CN100392982C/zh not_active Expired - Lifetime
- 2002-08-27 AU AU2002328100A patent/AU2002328100A1/en not_active Abandoned
- 2002-08-27 KR KR1020047002972A patent/KR100912415B1/ko active IP Right Grant
- 2002-08-27 MX MXPA04001724A patent/MXPA04001724A/es active IP Right Grant
- 2002-08-27 JP JP2003524123A patent/JP4153425B2/ja not_active Expired - Lifetime
- 2002-08-27 EP EP02762664A patent/EP1440515B1/en not_active Expired - Lifetime
- 2002-08-27 WO PCT/IB2002/003566 patent/WO2003019787A2/en active IP Right Grant
- 2002-08-27 EP EP08100326.1A patent/EP1914894B1/en not_active Expired - Lifetime
- 2002-08-27 CN CN2008100921059A patent/CN101261619B/zh not_active Expired - Lifetime
- 2002-08-27 DE DE60227688.8T patent/DE60227688C5/de not_active Expired - Lifetime
-
2004
- 2004-02-16 ZA ZA2004/01224A patent/ZA200401224B/en unknown
-
2006
- 2006-01-27 US US11/342,258 patent/US20060294173A1/en not_active Abandoned
- 2006-11-17 JP JP2006310971A patent/JP4444940B2/ja not_active Expired - Lifetime
-
2009
- 2009-01-21 HK HK09100634.3A patent/HK1122622A1/xx not_active IP Right Cessation
-
2010
- 2010-01-28 US US12/695,874 patent/US10515134B2/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10515134B2 (en) | 2001-08-30 | 2019-12-24 | Nokia Technologies Oy | Implementation of a transform and of a subsequent quantization |
CN101765013B (zh) * | 2008-12-25 | 2012-08-29 | 佳能株式会社 | 数据变换装置及其控制方法 |
CN103491375A (zh) * | 2013-05-29 | 2014-01-01 | 东南大学 | 基于binDCT算法的JPEG压缩系统 |
CN103491375B (zh) * | 2013-05-29 | 2018-11-02 | 东南大学 | 基于binDCT算法的JPEG压缩系统 |
WO2023124602A1 (zh) * | 2021-12-28 | 2023-07-06 | 中国电信股份有限公司 | 数据变换与恢复方法、装置、系统、电子设备及存储介质 |
Also Published As
Publication number | Publication date |
---|---|
WO2003019787A2 (en) | 2003-03-06 |
CN100392982C (zh) | 2008-06-04 |
JP4444940B2 (ja) | 2010-03-31 |
DE60227688C5 (de) | 2020-03-12 |
US20100195923A1 (en) | 2010-08-05 |
EP1440515B1 (en) | 2008-07-16 |
MXPA04001724A (es) | 2004-05-31 |
US20030078953A1 (en) | 2003-04-24 |
AU2002328100A1 (en) | 2003-03-10 |
HU228603B1 (en) | 2013-04-29 |
WO2003019787A3 (en) | 2004-05-06 |
ZA200401224B (en) | 2005-06-29 |
JP2007129731A (ja) | 2007-05-24 |
EP1914894B1 (en) | 2021-05-05 |
US10515134B2 (en) | 2019-12-24 |
EP1914894A3 (en) | 2009-05-06 |
DE60227688D1 (de) | 2008-08-28 |
US7082450B2 (en) | 2006-07-25 |
HK1122622A1 (en) | 2009-05-22 |
CN101261619B (zh) | 2013-06-05 |
HUP0401627A2 (en) | 2004-11-29 |
CN1575546A (zh) | 2005-02-02 |
KR100912415B1 (ko) | 2009-08-14 |
KR20040036923A (ko) | 2004-05-03 |
JP4153425B2 (ja) | 2008-09-24 |
US20060294173A1 (en) | 2006-12-28 |
EP1440515A2 (en) | 2004-07-28 |
EP1914894A2 (en) | 2008-04-23 |
JP2005501462A (ja) | 2005-01-13 |
ATE401703T1 (de) | 2008-08-15 |
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