CN101647284B - 为空域图像编码和解码中的块的元素选择扫描路径的方法和装置 - Google Patents
为空域图像编码和解码中的块的元素选择扫描路径的方法和装置 Download PDFInfo
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- CN101647284B CN101647284B CN2007800526087A CN200780052608A CN101647284B CN 101647284 B CN101647284 B CN 101647284B CN 2007800526087 A CN2007800526087 A CN 2007800526087A CN 200780052608 A CN200780052608 A CN 200780052608A CN 101647284 B CN101647284 B CN 101647284B
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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
- H04N19/90—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
- H04N19/93—Run-length coding
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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
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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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
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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
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
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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
- H04N19/169—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
- H04N19/17—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 an image region, e.g. an object
- H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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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
- H04N19/90—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
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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Abstract
Description
Claims (14)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2007/001297 WO2008128380A1 (en) | 2007-04-20 | 2007-04-20 | Method and apparatus for selecting a scan path for the elements of a block in spatial domain picture encoding and decoding |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101647284A CN101647284A (zh) | 2010-02-10 |
CN101647284B true CN101647284B (zh) | 2011-09-14 |
Family
ID=39875043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800526087A Active CN101647284B (zh) | 2007-04-20 | 2007-04-20 | 为空域图像编码和解码中的块的元素选择扫描路径的方法和装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8447123B2 (zh) |
EP (1) | EP2145479B1 (zh) |
JP (1) | JP5036863B2 (zh) |
CN (1) | CN101647284B (zh) |
WO (1) | WO2008128380A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010091503A1 (en) * | 2009-02-13 | 2010-08-19 | Research In Motion Limited | Adaptive quantization with balanced pixel-domain distortion distribution in image processing |
WO2010091505A1 (en) * | 2009-02-13 | 2010-08-19 | Research In Motion Limited | Modified entropy encoding for images and videos |
JP5095033B2 (ja) * | 2010-03-03 | 2012-12-12 | 三菱電機株式会社 | データ圧縮装置及びデータ圧縮方法及びプログラム |
HUE040296T2 (hu) * | 2010-04-13 | 2019-02-28 | Ge Video Compression Llc | Szignifikancia térképek és transzformációs együttható blokkok kódolása |
US10992958B2 (en) | 2010-12-29 | 2021-04-27 | Qualcomm Incorporated | Video coding using mapped transforms and scanning modes |
KR101739580B1 (ko) | 2010-12-30 | 2017-05-25 | 에스케이 텔레콤주식회사 | 적응적 스캔 장치 및 그 스캔 방법 |
CN106063270A (zh) * | 2013-12-27 | 2016-10-26 | 寰发股份有限公司 | 用于主颜色索引图编码的方法及装置 |
EP2938073A1 (en) * | 2014-04-24 | 2015-10-28 | Thomson Licensing | Methods for encoding and decoding a picture and corresponding devices |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5767909A (en) * | 1995-03-28 | 1998-06-16 | Daewoo Electronics, Co., Ltd. | Apparatus for encoding a digital video signal using an adaptive scanning technique |
CN1197523A (zh) * | 1996-07-03 | 1998-10-28 | 摩托罗拉公司 | 用于扫描变换系数的方法和装置 |
CN1290067A (zh) * | 1996-01-25 | 2001-04-04 | 三星电子株式会社 | 对图像内的对象按段数据进行编码及译码方法 |
CN1665301A (zh) * | 2005-03-07 | 2005-09-07 | 清华大学 | 一种视频编解码中的自适应的扫描方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2586260B2 (ja) * | 1991-10-22 | 1997-02-26 | 三菱電機株式会社 | 適応的ブロッキング画像符号化装置 |
KR950010913B1 (ko) * | 1992-07-23 | 1995-09-25 | 삼성전자주식회사 | 가변장부호화 및 복호화시스템 |
JPH09275559A (ja) * | 1996-04-04 | 1997-10-21 | Canon Inc | 符号化方法及びその装置 |
JPH10229340A (ja) * | 1997-02-14 | 1998-08-25 | Nec Corp | サブバンド信号およびウエーブレット変換係数の符号化復号方式 |
JP4151134B2 (ja) * | 1998-10-30 | 2008-09-17 | ソニー株式会社 | 伝送装置および方法、受信装置および方法、並びに記録媒体 |
JP4218116B2 (ja) * | 1999-03-19 | 2009-02-04 | ソニー株式会社 | 伝送装置、伝送方法、受信装置および受信方法 |
KR100468844B1 (ko) * | 2002-01-07 | 2005-01-29 | 삼성전자주식회사 | 정지영상 및 동영상을 부호화/복호화하기 위한변환계수들의 최적주사방법 |
US7379608B2 (en) * | 2003-12-04 | 2008-05-27 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. | Arithmetic coding for transforming video and picture data units |
US7599435B2 (en) * | 2004-01-30 | 2009-10-06 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Video frame encoding and decoding |
US7586924B2 (en) * | 2004-02-27 | 2009-09-08 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for coding an information signal into a data stream, converting the data stream and decoding the data stream |
EP1830573A1 (en) * | 2006-03-02 | 2007-09-05 | Thomson Licensing | Method and apparatus for determining in picture signal encoding the bit allocation for groups of pixel blocks in a picture |
EP2214315A1 (en) * | 2009-01-30 | 2010-08-04 | Thomson Licensing | Method and device for encoding a bit sequence |
-
2007
- 2007-04-20 US US12/450,869 patent/US8447123B2/en active Active
- 2007-04-20 CN CN2007800526087A patent/CN101647284B/zh active Active
- 2007-04-20 WO PCT/CN2007/001297 patent/WO2008128380A1/en active Application Filing
- 2007-04-20 EP EP20070720870 patent/EP2145479B1/en not_active Not-in-force
- 2007-04-20 JP JP2010503331A patent/JP5036863B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5767909A (en) * | 1995-03-28 | 1998-06-16 | Daewoo Electronics, Co., Ltd. | Apparatus for encoding a digital video signal using an adaptive scanning technique |
CN1290067A (zh) * | 1996-01-25 | 2001-04-04 | 三星电子株式会社 | 对图像内的对象按段数据进行编码及译码方法 |
CN1197523A (zh) * | 1996-07-03 | 1998-10-28 | 摩托罗拉公司 | 用于扫描变换系数的方法和装置 |
CN1665301A (zh) * | 2005-03-07 | 2005-09-07 | 清华大学 | 一种视频编解码中的自适应的扫描方法 |
Also Published As
Publication number | Publication date |
---|---|
US20100040298A1 (en) | 2010-02-18 |
JP5036863B2 (ja) | 2012-09-26 |
JP2010525636A (ja) | 2010-07-22 |
EP2145479A1 (en) | 2010-01-20 |
WO2008128380A1 (en) | 2008-10-30 |
EP2145479B1 (en) | 2014-07-02 |
EP2145479A4 (en) | 2013-01-23 |
US8447123B2 (en) | 2013-05-21 |
CN101647284A (zh) | 2010-02-10 |
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