JP4393319B2 - 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体 - Google Patents

画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体 Download PDF

Info

Publication number
JP4393319B2
JP4393319B2 JP2004261565A JP2004261565A JP4393319B2 JP 4393319 B2 JP4393319 B2 JP 4393319B2 JP 2004261565 A JP2004261565 A JP 2004261565A JP 2004261565 A JP2004261565 A JP 2004261565A JP 4393319 B2 JP4393319 B2 JP 4393319B2
Authority
JP
Japan
Prior art keywords
encoding
image
encoded data
data
memory
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.)
Expired - Fee Related
Application number
JP2004261565A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006080792A (ja
JP2006080792A5 (OSRAM
Inventor
宏和 田村
直樹 伊藤
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2004261565A priority Critical patent/JP4393319B2/ja
Priority to CNB200510098330XA priority patent/CN100493133C/zh
Priority to US11/220,536 priority patent/US7627181B2/en
Publication of JP2006080792A publication Critical patent/JP2006080792A/ja
Publication of JP2006080792A5 publication Critical patent/JP2006080792A5/ja
Application granted granted Critical
Publication of JP4393319B2 publication Critical patent/JP4393319B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • H04N19/436—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
    • H04N19/10—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
JP2004261565A 2004-09-08 2004-09-08 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体 Expired - Fee Related JP4393319B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004261565A JP4393319B2 (ja) 2004-09-08 2004-09-08 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
CNB200510098330XA CN100493133C (zh) 2004-09-08 2005-09-07 图像编码装置和方法
US11/220,536 US7627181B2 (en) 2004-09-08 2005-09-08 Image encoding apparatus and method, computer program, and computer-readable storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004261565A JP4393319B2 (ja) 2004-09-08 2004-09-08 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体

Publications (3)

Publication Number Publication Date
JP2006080792A JP2006080792A (ja) 2006-03-23
JP2006080792A5 JP2006080792A5 (OSRAM) 2009-09-10
JP4393319B2 true JP4393319B2 (ja) 2010-01-06

Family

ID=35996278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004261565A Expired - Fee Related JP4393319B2 (ja) 2004-09-08 2004-09-08 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体

Country Status (3)

Country Link
US (1) US7627181B2 (OSRAM)
JP (1) JP4393319B2 (OSRAM)
CN (1) CN100493133C (OSRAM)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4693603B2 (ja) * 2004-11-15 2011-06-01 キヤノン株式会社 画像符号化装置及びその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
US7925098B2 (en) * 2006-03-02 2011-04-12 Canon Kabushiki Kaisha Image encoding apparatus and method with both lossy and lossless means
JP4795161B2 (ja) * 2006-08-08 2011-10-19 キヤノン株式会社 画像処理装置及びその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP2008042688A (ja) * 2006-08-08 2008-02-21 Canon Inc 画像処理装置およびその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP4682107B2 (ja) * 2006-08-28 2011-05-11 株式会社リコー 画像形成装置、情報処理方法及び情報処理プログラム
JP2008054210A (ja) * 2006-08-28 2008-03-06 Ricoh Co Ltd 画像形成装置、情報処理方法及び情報処理プログラム
US20080212130A1 (en) * 2007-02-21 2008-09-04 Samsung Electronics Co., Ltd. Data file compression apparatus and method thereof
KR101375662B1 (ko) * 2007-08-06 2014-03-18 삼성전자주식회사 이미지 데이터 압축 방법 및 장치
US8014612B2 (en) * 2007-10-12 2011-09-06 Himax Technologies Limited Image processing device and method for compressing and decompressing images
JP5153676B2 (ja) * 2009-02-10 2013-02-27 キヤノン株式会社 画像処理装置、画像処理方法、プログラムおよび記憶媒体
JP5089713B2 (ja) * 2010-01-18 2012-12-05 シャープ株式会社 画像圧縮装置、圧縮画像出力装置、画像圧縮方法、コンピュータプログラム及び記録媒体
CN101783952A (zh) * 2010-03-01 2010-07-21 广东威创视讯科技股份有限公司 图像优化编码方法及优化编码装置
MX383834B (es) * 2011-02-10 2025-03-14 Sony Group Corp Dispositivo de procesamiento de imagenes y metodo de procesamiento de imagenes.
US9185424B2 (en) 2011-07-05 2015-11-10 Qualcomm Incorporated Image data compression
JP6056124B2 (ja) * 2011-09-05 2017-01-11 富士ゼロックス株式会社 画像処理装置及び画像処理プログラム
CN103369313B (zh) * 2012-03-31 2017-10-10 百度在线网络技术（北京）有限公司 一种进行图像压缩的方法、装置和设备
CN103543974B (zh) * 2013-07-31 2017-03-08 Tcl集团股份有限公司 一种提高字体清晰度的方法及系统
CN103544931B (zh) * 2013-10-12 2017-04-19 Tcl集团股份有限公司 一种文字的生成方法、装置及应用终端
CN106778289A (zh) * 2015-11-24 2017-05-31 虹光精密工业（苏州）有限公司 信息安全管理系统及应用该系统的事务机
CN108810537B (zh) * 2017-04-26 2023-04-07 腾讯科技（深圳）有限公司 一种图片转码方法、装置及图像处理设备

Family Cites Families (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5247357A (en) * 1989-05-31 1993-09-21 Scientific Atlanta, Inc. Image compression method and apparatus employing distortion adaptive tree search vector quantization with avoidance of transmission of redundant image data
JP3171913B2 (ja) * 1992-04-03 2001-06-04 キヤノン株式会社 画像符号化装置及び画像符号化方法
JPH0651721A (ja) * 1992-07-29 1994-02-25 Canon Inc 表示制御装置
JP2800633B2 (ja) * 1993-04-30 1998-09-21 富士ゼロックス株式会社 画像符号化装置
US5764804A (en) * 1993-10-14 1998-06-09 Seiko Epson Corporation Data encoding and decoding system
JP2720926B2 (ja) * 1993-10-26 1998-03-04 富士ゼロックス株式会社 画像符号化装置
JPH08130649A (ja) * 1994-11-01 1996-05-21 Canon Inc データ処理装置
US6031938A (en) * 1995-04-26 2000-02-29 Canon Kabushiki Kaisha Image encoding apparatus with selective Markov and predictive coding
US6101282A (en) * 1995-06-22 2000-08-08 Canon Kabushiki Kaisha Apparatus and method for image data encoding
DE69623882T2 (de) * 1995-07-17 2003-05-08 Canon K.K., Tokio/Tokyo Bildverarbeitungsgerät und Verfahren
US5960116A (en) * 1995-11-02 1999-09-28 Canon Kabushiki Kaisha Image processing apparatus and method for performing prediction data encoding
US6266449B1 (en) * 1995-11-22 2001-07-24 Canon Kabushiki Kaisha Information processing apparatus and method which selectively controls data encoding by monitoring amount of encoded data
US6094510A (en) * 1996-04-15 2000-07-25 Canon Kabushiki Kaisha Image processing apparatus and method for predicting a compression rate of image data processed to modify an image
US6028963A (en) * 1996-06-17 2000-02-22 Canon Kabushiki Kaisha Image encoding based on judgement on prediction error
JP3787389B2 (ja) 1996-06-17 2006-06-21 キヤノン株式会社 画像処理装置、及び方法、及びその方法を記憶した記憶媒体
JPH104557A (ja) 1996-06-17 1998-01-06 Canon Inc 画像処理装置、及び方法、及びその方法を記憶した記憶媒体
JP3408094B2 (ja) * 1997-02-05 2003-05-19 キヤノン株式会社 画像処理装置及びその方法
JPH10336682A (ja) * 1997-04-02 1998-12-18 Canon Inc 符号化装置及び方法及び方法を記憶した記憶媒体
JP3699814B2 (ja) 1997-11-28 2005-09-28 富士ゼロックス株式会社 画像処理装置および画像処理方法
US6650361B1 (en) * 1997-12-17 2003-11-18 Canon Kabushiki Kaisha Imaging apparatus control method, and a computer program product having computer program code therefor
US6175650B1 (en) * 1998-01-26 2001-01-16 Xerox Corporation Adaptive quantization compatible with the JPEG baseline sequential mode
JP2000069292A (ja) * 1998-08-24 2000-03-03 Canon Inc 画像処理装置及び方法及び記憶媒体
JP3839974B2 (ja) * 1998-10-06 2006-11-01 キヤノン株式会社 符号化装置
JP2000115782A (ja) * 1998-10-06 2000-04-21 Canon Inc 符号化装置及び方法及び記憶媒体
JP2000115783A (ja) * 1998-10-06 2000-04-21 Canon Inc 復号化装置及び方法
US6665444B1 (en) * 1999-04-28 2003-12-16 Canon Kabushiki Kaisha Image processing apparatus and method, and storage medium
JP2001045301A (ja) 1999-08-02 2001-02-16 Fuji Xerox Co Ltd 画像処理装置
JP4365957B2 (ja) * 1999-11-05 2009-11-18 キヤノン株式会社 画像処理方法及びその装置及び記憶媒体
JP4367880B2 (ja) * 1999-12-09 2009-11-18 キヤノン株式会社 画像処理装置及びその方法並びに記憶媒体
JP2002281444A (ja) * 2000-03-03 2002-09-27 Canon Inc 画像処理方法及び装置及び記憶媒体
US6771828B1 (en) * 2000-03-03 2004-08-03 Microsoft Corporation System and method for progessively transform coding digital data
JP4208378B2 (ja) * 2000-03-10 2009-01-14 キヤノン株式会社 画像処理装置及び方法及び記録媒体
JP4480119B2 (ja) * 2000-03-30 2010-06-16 キヤノン株式会社 画像処理装置及び画像処理方法
US6847735B2 (en) * 2000-06-07 2005-01-25 Canon Kabushiki Kaisha Image processing system, image processing apparatus, image input apparatus, image output apparatus and method, and storage medium
JP4612782B2 (ja) * 2000-09-27 2011-01-12 キヤノン株式会社 画像処理装置、及びその方法、並びにプログラム、記憶媒体
US6853755B2 (en) * 2001-03-28 2005-02-08 Sharp Laboratories Of America, Inc. Method and apparatus for adaptive compression of scanned documents
JP4003410B2 (ja) 2001-06-11 2007-11-07 富士ゼロックス株式会社 符号化選択装置および符号化装置ならびにその方法
EP1271926B1 (en) * 2001-06-18 2015-08-12 Canon Kabushiki Kaisha Image processing method, apparatus and computer program for compression-encoding
JP3984813B2 (ja) 2001-10-12 2007-10-03 キヤノン株式会社 画像処理装置及び方法及びコンピュータプログラム及び記憶媒体
JP4124982B2 (ja) 2001-06-18 2008-07-23 キヤノン株式会社 画像処理装置及び方法及びコンピュータプログラム及び記憶媒体
US7013050B2 (en) * 2001-06-26 2006-03-14 Canon Kabushiki Kaisha Image encoding apparatus and method, program code, and storage medium
US20030031371A1 (en) * 2001-08-02 2003-02-13 Shinichi Kato Image encoding apparatus and image decoding apparatus
CN1320809C (zh) * 2001-08-29 2007-06-06 佳能株式会社 图像处理装置与方法
JP3984886B2 (ja) * 2001-09-28 2007-10-03 キヤノン株式会社 データ変換装置、データ変換方法、コンピュータプログラム、記憶媒体
JP2003143411A (ja) * 2001-11-02 2003-05-16 Canon Inc 画像処理装置及びその制御方法及びコンピュータプログラム及び記憶媒体
JP3902953B2 (ja) 2002-01-10 2007-04-11 キヤノン株式会社 画像処理装置及び方法及びコンピュータプログラム及び記憶媒体
US7194140B2 (en) * 2001-11-05 2007-03-20 Canon Kabushiki Kaisha Image processing apparatus and method which compresses image data of each region using a selected encoding method
US7106909B2 (en) * 2001-12-25 2006-09-12 Canon Kabushiki Kaisha Method and apparatus for encoding image data in accordance with a target data size
JP2003244446A (ja) * 2002-02-21 2003-08-29 Canon Inc 画像処理装置及び画像処理方法
JP4047183B2 (ja) * 2002-03-07 2008-02-13 キヤノン株式会社 画像圧縮符号化装置及びその制御方法
JP3902968B2 (ja) * 2002-03-26 2007-04-11 キヤノン株式会社 画像処理装置及びその制御方法及びコンピュータプログラム及び記憶媒体
EP1489850A4 (en) 2002-03-28 2008-09-10 Sony Corp IMAGE COMPRESSION / CODING DEVICE, METHOD AND PROGRAM
JP2003304404A (ja) * 2002-04-09 2003-10-24 Canon Inc 画像符号化装置
JP4065522B2 (ja) 2003-01-07 2008-03-26 キヤノン株式会社 画像処理装置及びその制御方法
US7227998B2 (en) * 2002-06-11 2007-06-05 Canon Kabushiki Kaisha Image processing apparatus, control method of the same, computer program, and computer-readable storage medium
US7302105B2 (en) * 2002-07-22 2007-11-27 Canon Kabushiki Kaisha Moving image coding apparatus, moving image decoding apparatus, and methods therefor
US7903734B2 (en) * 2003-04-24 2011-03-08 Canon Kabushiki Kaisha Moving image decoding apparatus, moving image decoding method, image decoding method, and image decoding apparatus
US7574063B2 (en) * 2003-07-23 2009-08-11 Canon Kabushiki Kaisha Image coding method and apparatus
JP4418762B2 (ja) * 2004-05-07 2010-02-24 キヤノン株式会社 画像符号化装置及び画像復号装置及びそれらの制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP4533035B2 (ja) * 2004-08-02 2010-08-25 キヤノン株式会社 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
JP4533043B2 (ja) * 2004-08-25 2010-08-25 キヤノン株式会社 画像符号化装置及び方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
US6987468B1 (en) * 2004-10-29 2006-01-17 Microsoft Corporation Lossless adaptive encoding and decoding of integer data
US7925098B2 (en) * 2006-03-02 2011-04-12 Canon Kabushiki Kaisha Image encoding apparatus and method with both lossy and lossless means
JP2008042688A (ja) * 2006-08-08 2008-02-21 Canon Inc 画像処理装置およびその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体

Also Published As

Publication number Publication date
US7627181B2 (en) 2009-12-01
JP2006080792A (ja) 2006-03-23
CN100493133C (zh) 2009-05-27
US20060050974A1 (en) 2006-03-09
CN1747525A (zh) 2006-03-15

Similar Documents

Publication Publication Date Title
JP4533043B2 (ja) 画像符号化装置及び方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP4393319B2 (ja) 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
US7925098B2 (en) Image encoding apparatus and method with both lossy and lossless means
JP3902968B2 (ja) 画像処理装置及びその制御方法及びコンピュータプログラム及び記憶媒体
JP4533035B2 (ja) 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
EP1271926B1 (en) Image processing method, apparatus and computer program for compression-encoding
JP4440051B2 (ja) 画像符号化装置及び方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP4693603B2 (ja) 画像符号化装置及びその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JPH1051642A (ja) 画像処理装置
US7715637B2 (en) Image processing apparatus and control method therefor
JP4697967B2 (ja) 画像符号化装置及びその制御方法
JP2008042688A (ja) 画像処理装置およびその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP3902953B2 (ja) 画像処理装置及び方法及びコンピュータプログラム及び記憶媒体
JP2008072624A (ja) 画像符号化装置及びその制御方法
JP3984813B2 (ja) 画像処理装置及び方法及びコンピュータプログラム及び記憶媒体
US6879725B2 (en) Method, system, and program for decoding a section from compressed data
JP4697966B2 (ja) 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
JP4697965B2 (ja) 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
JP4715175B2 (ja) 画像形成装置および方法
JP4651109B2 (ja) 画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
JP2005086353A (ja) 画像処理装置及びその制御方法、並びに、コンピュータプログラム及びコンピュータ可読記憶媒体
JP2011004284A (ja) 画像符号化装置及びその制御方法
JP2013121154A (ja) 画像処理装置

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070828

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070828

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20070828

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090729

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20091005

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20091009

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20091013

R150 Certificate of patent or registration of utility model

Ref document number: 4393319

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121023

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131023

Year of fee payment: 4

LAPS Cancellation because of no payment of annual fees