WO2009041243A1 - 画像符号化/画像復号化装置及び方法 - Google Patents
画像符号化/画像復号化装置及び方法 Download PDFInfo
- Publication number
- WO2009041243A1 WO2009041243A1 PCT/JP2008/066000 JP2008066000W WO2009041243A1 WO 2009041243 A1 WO2009041243 A1 WO 2009041243A1 JP 2008066000 W JP2008066000 W JP 2008066000W WO 2009041243 A1 WO2009041243 A1 WO 2009041243A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- image
- edge component
- edge
- component image
- image encoding
- Prior art date
Links
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/004—Predictors, e.g. intraframe, interframe coding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/20—Contour coding, e.g. using detection of edges
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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
-
- 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
-
- 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
Abstract
画像符号化装置は、原画像から第1エッジ成分画像を抽出する抽出部(121)と;参照画像を、第2エッジ成分画像とエッジ除去画像とに分離する分離部(130)と;第2エッジ成分画像から第1エッジ成分画像を予測するための補助情報を生成する補助情報生成部(122)と;補助情報を用いて第2エッジ成分画像から第3エッジ成分画像を予測する予測部(141)と;エッジ除去画像と第3エッジ成分画像とを合成して予測画像を生成する予測画像生成部(142)と;を具備する。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007249654A JP2010287917A (ja) | 2007-09-26 | 2007-09-26 | 画像符号化/画像復号化装置及び方法 |
JP2007-249654 | 2007-09-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009041243A1 true WO2009041243A1 (ja) | 2009-04-02 |
Family
ID=40511132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/066000 WO2009041243A1 (ja) | 2007-09-26 | 2008-09-04 | 画像符号化/画像復号化装置及び方法 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2010287917A (ja) |
TW (1) | TW200922338A (ja) |
WO (1) | WO2009041243A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103780904A (zh) * | 2014-01-23 | 2014-05-07 | 西安电子科技大学 | 基于边缘的高光谱图像自适应无损预测编码系统及方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101452859B1 (ko) * | 2009-08-13 | 2014-10-23 | 삼성전자주식회사 | 움직임 벡터를 부호화 및 복호화하는 방법 및 장치 |
US9510018B2 (en) * | 2011-11-23 | 2016-11-29 | Luca Rossato | Signal analysis and generation of transient information |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04277982A (ja) * | 1991-03-06 | 1992-10-02 | Matsushita Electric Ind Co Ltd | 映像信号の高能率符号化装置 |
JPH0686254A (ja) * | 1992-09-02 | 1994-03-25 | Nippon Telegr & Teleph Corp <Ntt> | 動画像データの高能率符号化装置 |
JP2005507586A (ja) * | 2001-10-26 | 2005-03-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 空間的鮮明度拡張技術を用いた空間拡張可能圧縮の機構 |
-
2007
- 2007-09-26 JP JP2007249654A patent/JP2010287917A/ja active Pending
-
2008
- 2008-09-04 WO PCT/JP2008/066000 patent/WO2009041243A1/ja active Application Filing
- 2008-09-15 TW TW97135352A patent/TW200922338A/zh unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04277982A (ja) * | 1991-03-06 | 1992-10-02 | Matsushita Electric Ind Co Ltd | 映像信号の高能率符号化装置 |
JPH0686254A (ja) * | 1992-09-02 | 1994-03-25 | Nippon Telegr & Teleph Corp <Ntt> | 動画像データの高能率符号化装置 |
JP2005507586A (ja) * | 2001-10-26 | 2005-03-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 空間的鮮明度拡張技術を用いた空間拡張可能圧縮の機構 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103780904A (zh) * | 2014-01-23 | 2014-05-07 | 西安电子科技大学 | 基于边缘的高光谱图像自适应无损预测编码系统及方法 |
CN103780904B (zh) * | 2014-01-23 | 2016-11-09 | 西安电子科技大学 | 基于边缘的高光谱图像自适应无损预测编码系统及方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2010287917A (ja) | 2010-12-24 |
TW200922338A (en) | 2009-05-16 |
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