JP5053774B2 - 動画像符号化装置 - Google Patents

動画像符号化装置 Download PDF

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Publication number
JP5053774B2
JP5053774B2 JP2007238713A JP2007238713A JP5053774B2 JP 5053774 B2 JP5053774 B2 JP 5053774B2 JP 2007238713 A JP2007238713 A JP 2007238713A JP 2007238713 A JP2007238713 A JP 2007238713A JP 5053774 B2 JP5053774 B2 JP 5053774B2
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JP
Japan
Prior art keywords
motion vector
image data
image
pixels
search
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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.)
Expired - Fee Related
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JP2007238713A
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English (en)
Japanese (ja)
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JP2009071642A5 (enExample
JP2009071642A (ja
Inventor
寛朗 遠藤
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2007238713A priority Critical patent/JP5053774B2/ja
Priority to US12/209,464 priority patent/US8325813B2/en
Publication of JP2009071642A publication Critical patent/JP2009071642A/ja
Publication of JP2009071642A5 publication Critical patent/JP2009071642A5/ja
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Publication of JP5053774B2 publication Critical patent/JP5053774B2/ja
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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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion 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
    • H04N19/42—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
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • H04N19/433—Hardware specially adapted for motion estimation or compensation characterised by techniques for memory access
    • 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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2007238713A 2007-09-14 2007-09-14 動画像符号化装置 Expired - Fee Related JP5053774B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007238713A JP5053774B2 (ja) 2007-09-14 2007-09-14 動画像符号化装置
US12/209,464 US8325813B2 (en) 2007-09-14 2008-09-12 Moving image coding apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007238713A JP5053774B2 (ja) 2007-09-14 2007-09-14 動画像符号化装置

Publications (3)

Publication Number Publication Date
JP2009071642A JP2009071642A (ja) 2009-04-02
JP2009071642A5 JP2009071642A5 (enExample) 2010-10-28
JP5053774B2 true JP5053774B2 (ja) 2012-10-17

Family

ID=40454421

Family Applications (1)

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JP2007238713A Expired - Fee Related JP5053774B2 (ja) 2007-09-14 2007-09-14 動画像符号化装置

Country Status (2)

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US (1) US8325813B2 (enExample)
JP (1) JP5053774B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5141633B2 (ja) * 2009-04-24 2013-02-13 ソニー株式会社 画像処理方法及びそれを用いた画像情報符号化装置
US9020044B2 (en) * 2011-06-13 2015-04-28 Ati Technologies Ulc Method and apparatus for writing video data in raster order and reading video data in macroblock order
US11601656B2 (en) * 2021-06-16 2023-03-07 Western Digital Technologies, Inc. Video processing in a data storage device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08123953A (ja) 1994-10-21 1996-05-17 Mitsubishi Electric Corp 画像処理装置
JP3405079B2 (ja) * 1996-08-05 2003-05-12 松下電器産業株式会社 メモリ割り付け方法
US6631364B1 (en) * 1997-03-26 2003-10-07 National Research Council Of Canada Method of searching 3-Dimensional images
JPH1155676A (ja) * 1997-08-07 1999-02-26 Hitachi Ltd 同期型メモリを用いた動画像データ符号化装置
JPH1198507A (ja) * 1997-09-19 1999-04-09 Toshiba Corp 画像符号化装置
JP2004129099A (ja) * 2002-10-07 2004-04-22 Nec Corp 動きベクトル探索方法および装置
JP2007067731A (ja) * 2005-08-30 2007-03-15 Sanyo Electric Co Ltd 符号化方法
JP2007088922A (ja) * 2005-09-22 2007-04-05 Sanyo Electric Co Ltd 符号化装置と符号化方法
JP4590335B2 (ja) * 2005-09-28 2010-12-01 キヤノン株式会社 画像処理装置及び画像処理方法
JP2007116293A (ja) * 2005-10-19 2007-05-10 Hitachi Ltd データ記憶方法及びこの方法を用いた情報処理装置

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Publication number Publication date
US20090074072A1 (en) 2009-03-19
US8325813B2 (en) 2012-12-04
JP2009071642A (ja) 2009-04-02

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