JP5421609B2 - スキャン変換装置及び画像符号化装置、並びにそれらの制御方法 - Google Patents

スキャン変換装置及び画像符号化装置、並びにそれらの制御方法 Download PDF

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JP5421609B2
JP5421609B2 JP2009034390A JP2009034390A JP5421609B2 JP 5421609 B2 JP5421609 B2 JP 5421609B2 JP 2009034390 A JP2009034390 A JP 2009034390A JP 2009034390 A JP2009034390 A JP 2009034390A JP 5421609 B2 JP5421609 B2 JP 5421609B2
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Japan
Prior art keywords
scan
data
block
unit
parallel
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JP2009034390A
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Japanese (ja)
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JP2010193097A (ja
JP2010193097A5 (enExample
Inventor
進 五十嵐
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2009034390A priority Critical patent/JP5421609B2/ja
Priority to US13/133,408 priority patent/US8478079B2/en
Priority to PCT/JP2010/051728 priority patent/WO2010095528A1/en
Publication of JP2010193097A publication Critical patent/JP2010193097A/ja
Publication of JP2010193097A5 publication Critical patent/JP2010193097A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • 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
    • H04N19/42—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
    • H04N19/436—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 using parallelised computational 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2009034390A 2009-02-17 2009-02-17 スキャン変換装置及び画像符号化装置、並びにそれらの制御方法 Expired - Fee Related JP5421609B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009034390A JP5421609B2 (ja) 2009-02-17 2009-02-17 スキャン変換装置及び画像符号化装置、並びにそれらの制御方法
US13/133,408 US8478079B2 (en) 2009-02-17 2010-02-01 Scan conversion apparatus, image encoding apparatus, and methods of controlling the same
PCT/JP2010/051728 WO2010095528A1 (en) 2009-02-17 2010-02-01 Scan conversion apparatus, image encoding apparatus, and methods of controlling the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009034390A JP5421609B2 (ja) 2009-02-17 2009-02-17 スキャン変換装置及び画像符号化装置、並びにそれらの制御方法

Publications (3)

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JP2010193097A JP2010193097A (ja) 2010-09-02
JP2010193097A5 JP2010193097A5 (enExample) 2012-03-15
JP5421609B2 true JP5421609B2 (ja) 2014-02-19

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JP2009034390A Expired - Fee Related JP5421609B2 (ja) 2009-02-17 2009-02-17 スキャン変換装置及び画像符号化装置、並びにそれらの制御方法

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Country Link
US (1) US8478079B2 (enExample)
JP (1) JP5421609B2 (enExample)
WO (1) WO2010095528A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8542748B2 (en) 2008-03-28 2013-09-24 Sharp Laboratories Of America, Inc. Methods and systems for parallel video encoding and decoding
US8344917B2 (en) 2010-09-30 2013-01-01 Sharp Laboratories Of America, Inc. Methods and systems for context initialization in video coding and decoding
US9313514B2 (en) * 2010-10-01 2016-04-12 Sharp Kabushiki Kaisha Methods and systems for entropy coder initialization
JP2012129888A (ja) * 2010-12-16 2012-07-05 Samsung Electronics Co Ltd 画像符号化装置及び画像符号化方法
US9058223B2 (en) * 2011-04-22 2015-06-16 Microsoft Technology Licensing Llc Parallel entropy encoding on GPU
JP6081862B2 (ja) * 2013-05-15 2017-02-15 株式会社シキノハイテック 画像符号化装置
JP6081869B2 (ja) * 2013-06-20 2017-02-15 株式会社シキノハイテック 画像復号化装置
US20220107738A1 (en) * 2020-10-06 2022-04-07 Kioxia Corporation Read controller and input/output controller
JP7598254B2 (ja) 2021-02-04 2024-12-11 キヤノン株式会社 符号化装置、撮像装置、符号化方法、及びプログラム
WO2024227268A1 (en) * 2023-05-01 2024-11-07 Kunshan Yunyinggu Electronic Technology Co., Ltd. System and method for calibrating a display panel

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240231B (en) 1990-01-19 1994-03-30 British Broadcasting Corp High definition television coder/decoder
JPH0750836A (ja) 1993-08-06 1995-02-21 Sharp Corp 画像符号化装置
US6141446A (en) * 1994-09-21 2000-10-31 Ricoh Company, Ltd. Compression and decompression system with reversible wavelets and lossy reconstruction
US6426975B1 (en) 1997-07-25 2002-07-30 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing apparatus and data recording medium
SE512291C2 (sv) 1997-09-23 2000-02-28 Ericsson Telefon Ab L M Inbäddad DCT-baserad stillbildskodningsalgoritm
JP3168183B2 (ja) * 1998-03-05 2001-05-21 カネボウ株式会社 データ処理装置
US6961474B1 (en) 1998-02-27 2005-11-01 Shikino High-Tech Co., Ltd. Huffman encoder for encoding/decoding DCT coefficients
US7966078B2 (en) * 1999-02-01 2011-06-21 Steven Hoffberg Network media appliance system and method
JP3925298B2 (ja) * 2002-05-14 2007-06-06 日本電気株式会社 タイムシフト再生時間制御方法および情報再生装置
JP2004348706A (ja) * 2003-04-30 2004-12-09 Canon Inc 情報処理装置及び情報処理方法ならびに記憶媒体、プログラム
EP1530373A2 (en) 2003-11-06 2005-05-11 Matsushita Electric Industrial Co., Ltd. Memory arrangement for a quick read access to image blocks according to a different scan order
JP4559785B2 (ja) * 2003-11-06 2010-10-13 パナソニック株式会社 信号処理方法および信号処理装置
US8311119B2 (en) * 2004-12-31 2012-11-13 Microsoft Corporation Adaptive coefficient scan order
JP4460521B2 (ja) * 2005-11-07 2010-05-12 日本電信電話株式会社 直交変換係数のスキャン方法，逆スキャン方法，スキャン装置，逆スキャン装置，およびそのプログラム並びにそのプログラムを記録したコンピュータ読み取り可能な記録媒体
US7852515B2 (en) * 2007-06-05 2010-12-14 Xerox Corporation Infrared encoding for embedding multiple variable data information collocated in printed documents
JP5004986B2 (ja) 2009-03-19 2012-08-22 キヤノン株式会社 スキャン変換装置及び画像符号化装置、並びにそれらの制御方法
JP5520122B2 (ja) 2010-04-14 2014-06-11 キヤノン株式会社 データ変換装置

Also Published As

Publication number Publication date
US20110243467A1 (en) 2011-10-06
WO2010095528A1 (en) 2010-08-26
US8478079B2 (en) 2013-07-02
JP2010193097A (ja) 2010-09-02

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