JP5143830B2 - スケーラブルビデオコーディングされたビットストリームのデコーディング方法及び装置 - Google Patents
スケーラブルビデオコーディングされたビットストリームのデコーディング方法及び装置 Download PDFInfo
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- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
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- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
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- 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
- H04N19/187—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 scalable video layer
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Description
なお、スケーラブルビデオ映像に関する様々な属性情報を用いることによって、より効率的なコーディングが可能になる。
Claims (6)
- ビデオコーディング装置が、
コーデック互換のために特定シンタックスを制限する制限フラグ情報を確認する段階と、
前記制限フラグ情報に基づいて、参照ベースピクチャをバッファに保存すべきか否かを示すベースピクチャ保存識別情報をスケーラブルビデオコーディングされたビットストリームから獲得する段階と、
前記ベースピクチャ保存識別情報に基づいて、デコーディングされたベースレイヤの参照ピクチャを前記参照ベースピクチャとしてマーキングする段階と、
を含むことを特徴とするスケーラブルビデオコーディングされたビットストリームのデコーディング方法。 - 前記制限フラグ情報は、シーケンスパラメータセットの拡張領域から獲得される、請求項1に記載のスケーラブルビデオコーディングされたビットストリームのデコーディング方法。
- 前記ベースピクチャ保存識別情報は、スライスヘッダから獲得される、請求項1に記載のスケーラブルビデオコーディングされたビットストリームのデコーディング方法。
- 前記ベースピクチャ保存識別情報は、現在NAL単位に先行するNAL単位のRBSPから獲得される、請求項1に記載のスケーラブルビデオコーディングされたビットストリームのデコーディング方法。
- 前記スケーラブルビデオコーディングされたビットストリームは、放送信号として受信される、請求項1に記載のスケーラブルビデオコーディングされたビットストリームのデコーディング方法。
- コーデック互換のために特定シンタックスを制限する制限フラグ情報を確認する識別情報確認部と、
スケーラブルビデオコーディングされたビットストリームから獲得され、参照ベースピクチャをバッファに保存すべきか否かを示すベースピクチャ保存識別情報に基づいて、デコーディングされたベースレイヤの参照ピクチャを前記参照ベースピクチャとしてマーキングする復号ピクチャバッファ部と、
を含み、
前記ベースピクチャ保存識別情報は、前記制限フラグ情報に基づいて獲得されることを特徴とするスケーラブルビデオコーディングされたビットストリームのデコーディング装置。
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
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US84266106P | 2006-09-07 | 2006-09-07 | |
US60/842,661 | 2006-09-07 | ||
US85780206P | 2006-11-09 | 2006-11-09 | |
US60/857,802 | 2006-11-09 | ||
US85895706P | 2006-11-15 | 2006-11-15 | |
US60/858,957 | 2006-11-15 | ||
US85953206P | 2006-11-17 | 2006-11-17 | |
US60/859,532 | 2006-11-17 | ||
PCT/KR2007/004351 WO2008030068A1 (en) | 2006-09-07 | 2007-09-07 | Method and apparatus for decoding/encoding of a video signal |
Publications (2)
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JP2009540734A JP2009540734A (ja) | 2009-11-19 |
JP5143830B2 true JP5143830B2 (ja) | 2013-02-13 |
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JP2009515319A Expired - Fee Related JP5143829B2 (ja) | 2006-09-07 | 2007-09-07 | スケーラブルビデオコーディングされたビットストリームのデコーディング方法及び装置 |
JP2009515320A Expired - Fee Related JP5143830B2 (ja) | 2006-09-07 | 2007-09-07 | スケーラブルビデオコーディングされたビットストリームのデコーディング方法及び装置 |
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JP2009515319A Expired - Fee Related JP5143829B2 (ja) | 2006-09-07 | 2007-09-07 | スケーラブルビデオコーディングされたビットストリームのデコーディング方法及び装置 |
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US (2) | US8428144B2 (ja) |
EP (2) | EP2060123A4 (ja) |
JP (2) | JP5143829B2 (ja) |
KR (3) | KR101349837B1 (ja) |
CN (1) | CN102158697B (ja) |
TW (2) | TWI376958B (ja) |
WO (2) | WO2008030067A1 (ja) |
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WO2008030068A1 (en) | 2008-03-13 |
KR20090045323A (ko) | 2009-05-07 |
JP5143829B2 (ja) | 2013-02-13 |
JP2009540733A (ja) | 2009-11-19 |
US8401085B2 (en) | 2013-03-19 |
US20090034626A1 (en) | 2009-02-05 |
US8428144B2 (en) | 2013-04-23 |
KR100908062B1 (ko) | 2009-07-15 |
EP2060123A4 (en) | 2016-05-04 |
TWI364990B (en) | 2012-05-21 |
CN102158697A (zh) | 2011-08-17 |
EP2060123A1 (en) | 2009-05-20 |
KR100904444B1 (ko) | 2009-06-26 |
EP2060122A4 (en) | 2016-04-27 |
EP2060122A1 (en) | 2009-05-20 |
KR20080093427A (ko) | 2008-10-21 |
KR101349837B1 (ko) | 2014-01-10 |
CN102158697B (zh) | 2013-10-09 |
WO2008030067A1 (en) | 2008-03-13 |
US20090220010A1 (en) | 2009-09-03 |
KR20080099246A (ko) | 2008-11-12 |
TW200833117A (en) | 2008-08-01 |
JP2009540734A (ja) | 2009-11-19 |
TWI376958B (en) | 2012-11-11 |
TW200829030A (en) | 2008-07-01 |
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