CN101426135B - 编码装置及其控制方法 - Google Patents

编码装置及其控制方法 Download PDF

Info

Publication number
CN101426135B
CN101426135B CN2008101735122A CN200810173512A CN101426135B CN 101426135 B CN101426135 B CN 101426135B CN 2008101735122 A CN2008101735122 A CN 2008101735122A CN 200810173512 A CN200810173512 A CN 200810173512A CN 101426135 B CN101426135 B CN 101426135B
Authority
CN
China
Prior art keywords
image
piece
psnr
unit
block
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
CN2008101735122A
Other languages
English (en)
Chinese (zh)
Other versions
CN101426135A (zh
Inventor
中山文贵
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
Priority claimed from JP2008040983A external-priority patent/JP4942208B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of CN101426135A publication Critical patent/CN101426135A/zh
Application granted granted Critical
Publication of CN101426135B publication Critical patent/CN101426135B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Compression Or Coding Systems Of Tv Signals (AREA)
CN2008101735122A 2007-10-29 2008-10-29 编码装置及其控制方法 Expired - Fee Related CN101426135B (zh)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP2007280940 2007-10-29
JP2007-280940 2007-10-29
JP2007280940 2007-10-29
JP2008040983 2008-02-22
JP2008-040983 2008-02-22
JP2008040983A JP4942208B2 (ja) 2008-02-22 2008-02-22 符号化装置
JP2008266831 2008-10-15
JP2008-266831 2008-10-15
JP2008266831A JP5078837B2 (ja) 2007-10-29 2008-10-15 符号化装置、符号化装置の制御方法及びコンピュータプログラム

Publications (2)

Publication Number Publication Date
CN101426135A CN101426135A (zh) 2009-05-06
CN101426135B true CN101426135B (zh) 2011-07-20

Family

ID=40616427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008101735122A Expired - Fee Related CN101426135B (zh) 2007-10-29 2008-10-29 编码装置及其控制方法

Country Status (2)

Country Link
JP (1) JP5078837B2 (enExample)
CN (1) CN101426135B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5618128B2 (ja) * 2010-02-22 2014-11-05 ソニー株式会社 符号化装置、符号化方法、およびプログラム
US8559736B2 (en) 2010-03-24 2013-10-15 Panasonic Corporation Image decoding apparatus, image coding apparatus, image decoding circuit, and image decoding method
JP6341202B2 (ja) 2013-06-13 2018-06-13 日本電気株式会社 動画像符号化装置、動画像符号化方法、およびプログラム
JP6226578B2 (ja) * 2013-06-13 2017-11-08 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム
JP5901667B2 (ja) * 2014-02-10 2016-04-13 オリンパス株式会社 画像処理装置及び方法、画像処理プログラム、撮像装置
US9930346B2 (en) * 2014-04-15 2018-03-27 Qualcomm Incorporated System and method for flatness detection for display stream compression (DSC)
CN112819703B (zh) * 2019-11-18 2025-03-07 Oppo广东移动通信有限公司 信息处理方法和装置、及存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11196417A (ja) 1997-12-26 1999-07-21 Fujitsu Ltd 画像符号化装置及び画像処理システム
CN1531347A (zh) * 2003-03-10 2004-09-22 三菱电机株式会社 图象信号编码装置及图象信号编码方法
JP2005323312A (ja) * 2004-05-11 2005-11-17 Nippon Hoso Kyokai <Nhk> 量子化制御装置、その方法及びそのプログラム、並びに、適応量子化符号化装置
JP2006262075A (ja) * 2005-03-17 2006-09-28 Pioneer Electronic Corp 画像符号化装置、画像符号化方法、および画像符号化用プログラム
CN1926878A (zh) * 2004-02-27 2007-03-07 皇家飞利浦电子股份有限公司 在压缩数字视频中对mpeg劣化进行全局指示的系统和方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2664223B2 (ja) * 1988-10-14 1997-10-15 日本電信電話株式会社 直交変換係数量子化回路
JP2002185966A (ja) * 2000-12-15 2002-06-28 Matsushita Electric Ind Co Ltd 映像符号化装置
JP2002238060A (ja) * 2001-02-07 2002-08-23 Sony Corp 画像符号化方法、画像符号化装置、プログラムおよび記録媒体
JP4246723B2 (ja) * 2005-08-29 2009-04-02 日本電信電話株式会社 フレーム内予測符号化制御方法、フレーム内予測符号化制御装置、フレーム内予測符号化制御プログラムおよび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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11196417A (ja) 1997-12-26 1999-07-21 Fujitsu Ltd 画像符号化装置及び画像処理システム
CN1531347A (zh) * 2003-03-10 2004-09-22 三菱电机株式会社 图象信号编码装置及图象信号编码方法
CN1926878A (zh) * 2004-02-27 2007-03-07 皇家飞利浦电子股份有限公司 在压缩数字视频中对mpeg劣化进行全局指示的系统和方法
JP2005323312A (ja) * 2004-05-11 2005-11-17 Nippon Hoso Kyokai <Nhk> 量子化制御装置、その方法及びそのプログラム、並びに、適応量子化符号化装置
JP2006262075A (ja) * 2005-03-17 2006-09-28 Pioneer Electronic Corp 画像符号化装置、画像符号化方法、および画像符号化用プログラム

Also Published As

Publication number Publication date
JP5078837B2 (ja) 2012-11-21
CN101426135A (zh) 2009-05-06
JP2009135902A (ja) 2009-06-18

Similar Documents

Publication Publication Date Title
US9241159B2 (en) Encoding apparatus, method of controlling thereof, and computer program
CN101171843B (zh) 用于多媒体处理的内容分类
US7023914B2 (en) Video encoding apparatus and method
US6430222B1 (en) Moving picture coding apparatus
CN101426135B (zh) 编码装置及其控制方法
JP2001510311A (ja) 符号化方式におけるオブジェクトベースのレート制御装置及びその方法
US7430329B1 (en) Human visual system (HVS)-based pre-filtering of video data
US11012698B2 (en) Image encoding apparatus and method for controlling the same
EP3545677A1 (en) Methods and apparatuses for encoding and decoding video based on perceptual metric classification
KR100555419B1 (ko) 동영상 코딩 방법
JP4942208B2 (ja) 符号化装置
Aramvith et al. Joint source-channel coding using simplified block-based segmentation and content-based rate-control for wireless video transport
JP2005005862A (ja) 画像符号化装置
JP4747109B2 (ja) 演算量調整装置
Tancharoen et al. Automatic face color segmentation based rate control for low bit-rate video coding
JP2007300557A (ja) 画像符号化装置及び画像符号化方法
EP1921866A2 (en) Content classification for multimedia processing
Wang et al. Region-based rate control and bit allocation for video coding
Chen et al. Region-of-interest video coding based on face detection
JP4273386B2 (ja) 符号化装置および符号化方法、プログラム、並びに記録媒体
Kwon et al. Adaptive video coding rate control for better perceived picture quality in time-varying channels
Chan et al. A rate control scheme using Kalman filtering for H. 263
Barzykina MPEG video coding with adaptive motion compensation and bit allocation based on perception criteria
HK1113626A (en) Content classification for multimedia processing

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110720

Termination date: 20191029