WO2011137814A1 - 扫描方法及装置、反扫描方法及装置 - Google Patents
扫描方法及装置、反扫描方法及装置 Download PDFInfo
- Publication number
- WO2011137814A1 WO2011137814A1 PCT/CN2011/074558 CN2011074558W WO2011137814A1 WO 2011137814 A1 WO2011137814 A1 WO 2011137814A1 CN 2011074558 W CN2011074558 W CN 2011074558W WO 2011137814 A1 WO2011137814 A1 WO 2011137814A1
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- WIPO (PCT)
- Prior art keywords
- prediction direction
- prediction
- scanning
- current block
- scan order
- Prior art date
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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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using 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
- H04N19/10—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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
-
- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2013120076/08A RU2544788C2 (ru) | 2010-09-30 | 2011-05-24 | Способ и устройство сканирования и способ и устройство обратного сканирования |
CA2811254A CA2811254C (en) | 2010-09-30 | 2011-05-24 | Scanning method and device, and reverse scanning method and device |
JP2013530537A JP5580483B2 (ja) | 2010-09-30 | 2011-05-24 | 走査方法および走査デバイス、逆走査方法および逆走査デバイス |
KR1020137007157A KR101443172B1 (ko) | 2010-09-30 | 2011-05-24 | 스캐닝 방법 및 장치, 리버스 스캐닝 방법 및 장치 |
EP11777233.5A EP2608544B1 (en) | 2010-09-30 | 2011-05-24 | Scanning method and device, reverse scanning method and device |
BR112013007096-0A BR112013007096B1 (pt) | 2010-09-30 | 2011-05-24 | Dispositivo e metodo de varredura e dispositivo e metodo de varredurareversa |
AU2011250398A AU2011250398B2 (en) | 2010-09-30 | 2011-05-24 | Scanning method and device, reverse scanning method and device |
US13/847,044 US9137531B2 (en) | 2010-09-30 | 2013-03-19 | Scanning method and device, and reverse scanning method and device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105059323A CN102447895B (zh) | 2010-09-30 | 2010-09-30 | 扫描方法及装置、反扫描方法及装置 |
CN201010505932.3 | 2010-09-30 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/847,044 Continuation US9137531B2 (en) | 2010-09-30 | 2013-03-19 | Scanning method and device, and reverse scanning method and device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011137814A1 true WO2011137814A1 (zh) | 2011-11-10 |
Family
ID=44903608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2011/074558 WO2011137814A1 (zh) | 2010-09-30 | 2011-05-24 | 扫描方法及装置、反扫描方法及装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US9137531B2 (zh) |
EP (1) | EP2608544B1 (zh) |
JP (2) | JP5580483B2 (zh) |
KR (1) | KR101443172B1 (zh) |
CN (1) | CN102447895B (zh) |
AU (1) | AU2011250398B2 (zh) |
BR (1) | BR112013007096B1 (zh) |
CA (1) | CA2811254C (zh) |
RU (1) | RU2544788C2 (zh) |
WO (1) | WO2011137814A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104272739A (zh) * | 2012-04-26 | 2015-01-07 | 索尼公司 | 用于不同颜色取样格式的基于模式的系数扫描和对角变换 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102218196B1 (ko) | 2013-10-28 | 2021-02-23 | 삼성전자주식회사 | 인코더, 이의 동작 방법과, 상기 인코더를 포함하는 장치들 |
CN110999293B (zh) | 2017-07-31 | 2022-11-04 | 韩国电子通信研究院 | 图像编码/解码方法和装置以及存储比特流的记录介质 |
US11102490B2 (en) | 2018-12-31 | 2021-08-24 | Tencent America LLC | Coefficient scanning methods on adaptive angle mode |
Citations (5)
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CN1489391A (zh) * | 2002-10-09 | 2004-04-14 | 中国科学院计算技术研究所 | 用于视频编码的新型空间预测方法及其装置 |
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 |
WO2007046644A1 (en) * | 2005-10-21 | 2007-04-26 | Electronics And Telecommunications Research Institute | Apparatus and method for encoding and decoding moving picture using adaptive scanning |
WO2008020672A1 (en) * | 2006-08-17 | 2008-02-21 | Electronics And Telecommunications Research Institute | Apparatus for encoding and decoding image using adaptive dct coefficient scanning based on pixel similarity and method therefor |
CN101543079A (zh) * | 2007-03-28 | 2009-09-23 | 松下电器产业株式会社 | 解码电路、解码方法、编码电路以及编码方法 |
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JP2716570B2 (ja) * | 1990-05-02 | 1998-02-18 | 日本電信電話株式会社 | 画像生成装置 |
EP1887804A3 (en) | 1996-09-20 | 2009-10-07 | AT&T Corp. | Video coder providing implicit coefficient predication and scan adaption for image coding and intra coding of video |
US5959872A (en) | 1996-10-28 | 1999-09-28 | Samsung Electronics Co., Ltd. | Apparatus and method for bidirectional scanning of video coefficients |
JP2001117909A (ja) * | 1999-10-21 | 2001-04-27 | Oki Electric Ind Co Ltd | マトリクス形式データの転置回路 |
US6711211B1 (en) * | 2000-05-08 | 2004-03-23 | Nokia Mobile Phones Ltd. | Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder |
KR100468844B1 (ko) * | 2002-01-07 | 2005-01-29 | 삼성전자주식회사 | 정지영상 및 동영상을 부호화/복호화하기 위한변환계수들의 최적주사방법 |
KR101108661B1 (ko) * | 2002-03-15 | 2012-01-25 | 노키아 코포레이션 | 비디오 시퀀스에서의 움직임 부호화 방법 |
US6795584B2 (en) * | 2002-10-03 | 2004-09-21 | Nokia Corporation | Context-based adaptive variable length coding for adaptive block transforms |
US7688894B2 (en) * | 2003-09-07 | 2010-03-30 | Microsoft Corporation | Scan patterns for interlaced video content |
US20050213835A1 (en) * | 2004-03-18 | 2005-09-29 | Huazhong University Of Science & Technology And Samsung Electronics Co., Ltd. | Integer transform matrix selection method in video coding and related integer transform method |
KR20050114751A (ko) | 2004-06-01 | 2005-12-06 | 경희대학교 산학협력단 | 예측 부호화/복호화 장치 및 예측 부호화/복호화 방법 |
US8311119B2 (en) | 2004-12-31 | 2012-11-13 | Microsoft Corporation | Adaptive coefficient scan order |
JP2007043651A (ja) * | 2005-07-05 | 2007-02-15 | Ntt Docomo Inc | 動画像符号化装置、動画像符号化方法、動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム |
US7933337B2 (en) | 2005-08-12 | 2011-04-26 | Microsoft Corporation | Prediction of transform coefficients for image compression |
US8428133B2 (en) * | 2007-06-15 | 2013-04-23 | Qualcomm Incorporated | Adaptive coding of video block prediction mode |
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JP2009027541A (ja) * | 2007-07-20 | 2009-02-05 | Ntt Docomo Inc | 画像符号化装置、方法及びプログラム、並びに、画像復号装置、方法及びプログラム |
WO2009045636A2 (en) * | 2007-09-28 | 2009-04-09 | Dolby Laboratories Licensing Corporation | Multimedia coding and decoding with additional information capability |
KR20090129926A (ko) | 2008-06-13 | 2009-12-17 | 삼성전자주식회사 | 영상 부호화 방법 및 그 장치, 영상 복호화 방법 및 그 장치 |
EP2182732A1 (en) | 2008-10-28 | 2010-05-05 | Panasonic Corporation | Switching between scans in image coding |
WO2011080806A1 (ja) | 2009-12-28 | 2011-07-07 | 富士通株式会社 | 動画像符号化装置および動画像復号装置 |
-
2010
- 2010-09-30 CN CN2010105059323A patent/CN102447895B/zh active Active
-
2011
- 2011-05-24 WO PCT/CN2011/074558 patent/WO2011137814A1/zh active Application Filing
- 2011-05-24 CA CA2811254A patent/CA2811254C/en active Active
- 2011-05-24 KR KR1020137007157A patent/KR101443172B1/ko active IP Right Grant
- 2011-05-24 BR BR112013007096-0A patent/BR112013007096B1/pt active IP Right Grant
- 2011-05-24 JP JP2013530537A patent/JP5580483B2/ja active Active
- 2011-05-24 EP EP11777233.5A patent/EP2608544B1/en active Active
- 2011-05-24 AU AU2011250398A patent/AU2011250398B2/en active Active
- 2011-05-24 RU RU2013120076/08A patent/RU2544788C2/ru active
-
2013
- 2013-03-19 US US13/847,044 patent/US9137531B2/en active Active
-
2014
- 2014-07-10 JP JP2014142056A patent/JP6018130B2/ja active Active
Patent Citations (5)
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CN1489391A (zh) * | 2002-10-09 | 2004-04-14 | 中国科学院计算技术研究所 | 用于视频编码的新型空间预测方法及其装置 |
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 |
WO2007046644A1 (en) * | 2005-10-21 | 2007-04-26 | Electronics And Telecommunications Research Institute | Apparatus and method for encoding and decoding moving picture using adaptive scanning |
WO2008020672A1 (en) * | 2006-08-17 | 2008-02-21 | Electronics And Telecommunications Research Institute | Apparatus for encoding and decoding image using adaptive dct coefficient scanning based on pixel similarity and method therefor |
CN101543079A (zh) * | 2007-03-28 | 2009-09-23 | 松下电器产业株式会社 | 解码电路、解码方法、编码电路以及编码方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104272739A (zh) * | 2012-04-26 | 2015-01-07 | 索尼公司 | 用于不同颜色取样格式的基于模式的系数扫描和对角变换 |
US10205941B2 (en) | 2012-04-26 | 2019-02-12 | Sony Corporation | Mode-dependent coefficient scanning and directional transforms for different colour sampling formats |
US11252402B2 (en) | 2012-04-26 | 2022-02-15 | Sony Corporation | Mode-dependent coefficient scanning and directional transforms for different colour sampling formats |
US11770519B2 (en) | 2012-04-26 | 2023-09-26 | Sony Group Corporation | Mode-dependent coefficient scanning and directional transforms for different colour sampling formats |
Also Published As
Publication number | Publication date |
---|---|
RU2544788C2 (ru) | 2015-03-20 |
AU2011250398B2 (en) | 2015-05-21 |
BR112013007096A2 (pt) | 2018-12-11 |
JP6018130B2 (ja) | 2016-11-02 |
CA2811254A1 (en) | 2011-11-10 |
KR101443172B1 (ko) | 2014-09-23 |
KR20130062995A (ko) | 2013-06-13 |
EP2608544B1 (en) | 2017-03-01 |
CN102447895B (zh) | 2013-10-02 |
EP2608544A4 (en) | 2013-08-28 |
EP2608544A1 (en) | 2013-06-26 |
AU2011250398A1 (en) | 2013-04-11 |
US20130215964A1 (en) | 2013-08-22 |
JP2013542654A (ja) | 2013-11-21 |
CN102447895A (zh) | 2012-05-09 |
BR112013007096B1 (pt) | 2021-02-23 |
CA2811254C (en) | 2017-01-10 |
RU2013120076A (ru) | 2014-11-10 |
JP5580483B2 (ja) | 2014-08-27 |
US9137531B2 (en) | 2015-09-15 |
JP2014209789A (ja) | 2014-11-06 |
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