WO2008102446A1 - 動画像符号化装置および動画像符号化方法 - Google Patents

動画像符号化装置および動画像符号化方法 Download PDF

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Publication number
WO2008102446A1
WO2008102446A1 PCT/JP2007/053262 JP2007053262W WO2008102446A1 WO 2008102446 A1 WO2008102446 A1 WO 2008102446A1 JP 2007053262 W JP2007053262 W JP 2007053262W WO 2008102446 A1 WO2008102446 A1 WO 2008102446A1
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WO
WIPO (PCT)
Prior art keywords
image
dynamic image
image coding
coding
dividing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2007/053262
Other languages
English (en)
French (fr)
Inventor
Atsushi Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to PCT/JP2007/053262 priority Critical patent/WO2008102446A1/ja
Priority to JP2009500041A priority patent/JP4900470B2/ja
Publication of WO2008102446A1 publication Critical patent/WO2008102446A1/ja
Priority to US12/461,651 priority patent/US20090310683A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • 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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • 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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

　動画像の解像度が高い場合でも、キャッシュメモリの容量を増大させることなく符号化データを復号化する際のロードキャッシュミスの発生を抑制することを目的として、動画像符号化装置は、画像分割数設定部および符号化部を備えて構成される。画像分割数設定部は、画像分割数を設定する。符号化部は、動画像を構成する符号化対象画像を画像分割数と同数の部分画像に分割し、部分画像毎に動き補償を用いた符号化処理を実施する。
PCT/JP2007/053262 2007-02-22 2007-02-22 動画像符号化装置および動画像符号化方法 Ceased WO2008102446A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2007/053262 WO2008102446A1 (ja) 2007-02-22 2007-02-22 動画像符号化装置および動画像符号化方法
JP2009500041A JP4900470B2 (ja) 2007-02-22 2007-02-22 動画像符号化装置および動画像符号化方法
US12/461,651 US20090310683A1 (en) 2007-02-22 2009-08-19 Video coding device and video coding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/053262 WO2008102446A1 (ja) 2007-02-22 2007-02-22 動画像符号化装置および動画像符号化方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/461,651 Continuation US20090310683A1 (en) 2007-02-22 2009-08-19 Video coding device and video coding method

Publications (1)

Publication Number Publication Date
WO2008102446A1 true WO2008102446A1 (ja) 2008-08-28

Family

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Family Applications (1)

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PCT/JP2007/053262 Ceased WO2008102446A1 (ja) 2007-02-22 2007-02-22 動画像符号化装置および動画像符号化方法

Country Status (3)

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US (1) US20090310683A1 (ja)
JP (1) JP4900470B2 (ja)
WO (1) WO2008102446A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2903284A1 (en) * 2013-06-05 2015-08-05 Axis AB Method for encoding digital video data

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04139986A (ja) * 1990-09-29 1992-05-13 Victor Co Of Japan Ltd 画像信号の動き補償予測符号化／復号化装置
JPH06303590A (ja) * 1993-04-13 1994-10-28 Matsushita Electric Ind Co Ltd 並列処理画像符号化方法及び復号化方法
JPH0837662A (ja) * 1994-07-22 1996-02-06 Hitachi Ltd 画像符号化復号化装置
JPH104548A (ja) * 1996-06-13 1998-01-06 Matsushita Electric Ind Co Ltd 画像信号符号化装置
JPH11215509A (ja) * 1998-01-28 1999-08-06 Nec Corp 動き補償処理方法及びシステム並びにその処理プログラムを記録した記録媒体
JP2001109880A (ja) * 1999-10-12 2001-04-20 Mitsubishi Electric Corp 並列画像処理装置及び並列画像処理方法
WO2004017640A1 (ja) * 2002-08-13 2004-02-26 Renesas Technology Corp. 信号処理装置およびシステム
JP2005508100A (ja) * 2001-02-13 2005-03-24 クビス・インク スケーラブルプログラマブル動画システム
JP2006041898A (ja) * 2004-07-27 2006-02-09 Fujitsu Ltd 動画像データ復号装置、および復号プログラム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2283876B (en) * 1993-11-09 1998-06-24 Matsushita Electric Industrial Co Ltd Encoding and decoding code sequences and frames
WO2000062550A1 (fr) * 1999-04-13 2000-10-19 Sony Corporation Traitement video, dispositif et support a cet effet
JP4534910B2 (ja) * 2005-08-26 2010-09-01 ソニー株式会社 画像処理装置および画像処理方法、記録媒体、並びに、プログラム

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04139986A (ja) * 1990-09-29 1992-05-13 Victor Co Of Japan Ltd 画像信号の動き補償予測符号化／復号化装置
JPH06303590A (ja) * 1993-04-13 1994-10-28 Matsushita Electric Ind Co Ltd 並列処理画像符号化方法及び復号化方法
JPH0837662A (ja) * 1994-07-22 1996-02-06 Hitachi Ltd 画像符号化復号化装置
JPH104548A (ja) * 1996-06-13 1998-01-06 Matsushita Electric Ind Co Ltd 画像信号符号化装置
JPH11215509A (ja) * 1998-01-28 1999-08-06 Nec Corp 動き補償処理方法及びシステム並びにその処理プログラムを記録した記録媒体
JP2001109880A (ja) * 1999-10-12 2001-04-20 Mitsubishi Electric Corp 並列画像処理装置及び並列画像処理方法
JP2005508100A (ja) * 2001-02-13 2005-03-24 クビス・インク スケーラブルプログラマブル動画システム
WO2004017640A1 (ja) * 2002-08-13 2004-02-26 Renesas Technology Corp. 信号処理装置およびシステム
JP2006041898A (ja) * 2004-07-27 2006-02-09 Fujitsu Ltd 動画像データ復号装置、および復号プログラム

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
TOICHI M. ET AL.: "CMP Architecture o Donyu shita Multimedia Shori Muke VLIW Processor/A VL1W Single-Chip Multi-Processor for Multimedia processing.", IEICE TECHNICAL REPORT, vol. 106, no. 92, 1 June 2006 (2006-06-01), pages 83 - 88, XP003024506 *

Also Published As

Publication number Publication date
JP4900470B2 (ja) 2012-03-21
US20090310683A1 (en) 2009-12-17
JPWO2008102446A1 (ja) 2010-05-27

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