CN101305617B - 图像信号处理设备 - Google Patents

图像信号处理设备 Download PDF

Info

Publication number
CN101305617B
CN101305617B CN2006800419714A CN200680041971A CN101305617B CN 101305617 B CN101305617 B CN 101305617B CN 2006800419714 A CN2006800419714 A CN 2006800419714A CN 200680041971 A CN200680041971 A CN 200680041971A CN 101305617 B CN101305617 B CN 101305617B
Authority
CN
China
Prior art keywords
picture
code
size
circuit
ratio
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
CN2006800419714A
Other languages
English (en)
Chinese (zh)
Other versions
CN101305617A (zh
Inventor
石井芳季
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
Publication of CN101305617A publication Critical patent/CN101305617A/zh
Application granted granted Critical
Publication of CN101305617B publication Critical patent/CN101305617B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/10—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/102—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/60—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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Studio Devices (AREA)
CN2006800419714A 2005-11-09 2006-11-08 图像信号处理设备 Expired - Fee Related CN101305617B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP324784/2005 2005-11-09
JP2005324784A JP4794987B2 (ja) 2005-11-09 2005-11-09 映像信号処理装置
PCT/JP2006/322690 WO2007055389A2 (en) 2005-11-09 2006-11-08 Image signal processing apparatus

Publications (2)

Publication Number Publication Date
CN101305617A CN101305617A (zh) 2008-11-12
CN101305617B true CN101305617B (zh) 2013-02-20

Family

ID=37906920

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2006800419714A Expired - Fee Related CN101305617B (zh) 2005-11-09 2006-11-08 图像信号处理设备

Country Status (5)

Country Link
US (2) US8229004B2 (enExample)
EP (1) EP1949705B1 (enExample)
JP (1) JP4794987B2 (enExample)
CN (1) CN101305617B (enExample)
WO (1) WO2007055389A2 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4794987B2 (ja) 2005-11-09 2011-10-19 キヤノン株式会社 映像信号処理装置
JP4936557B2 (ja) * 2008-01-24 2012-05-23 キヤノン株式会社 符号化装置
JP5081729B2 (ja) * 2008-06-03 2012-11-28 株式会社日立国際電気 画像符号化装置
JP5136470B2 (ja) * 2009-03-06 2013-02-06 富士通株式会社 動画像符号化装置及び動画像符号化方法
JP2011029954A (ja) * 2009-07-27 2011-02-10 Sony Corp 画像符号化装置と画像符号化方法
JP5762026B2 (ja) * 2011-02-01 2015-08-12 キヤノン株式会社 画像処理装置
JP2012227955A (ja) * 2012-07-12 2012-11-15 Hitachi Kokusai Electric Inc 画像符号化装置
US9215411B2 (en) * 2014-02-03 2015-12-15 Google Inc. Enhancing video conferences
US9635212B2 (en) * 2014-05-30 2017-04-25 Apple Inc. Dynamic compression ratio selection
JP6381380B2 (ja) * 2014-09-08 2018-08-29 キヤノン株式会社 撮像装置、制御方法及びそのプログラム
EP3300363B1 (en) 2015-12-15 2018-08-29 Axis AB A bit rate controller and a method for limiting output bit rate
EP3379830B1 (en) * 2017-03-24 2020-05-13 Axis AB A method, a video encoder, and a video camera for encoding a video stream
EP3557872A1 (en) * 2018-04-16 2019-10-23 InterDigital VC Holdings, Inc. Method and device for encoding an image or video with optimized compression efficiency preserving image or video fidelity
CN111200734B (zh) 2018-11-19 2022-03-11 浙江宇视科技有限公司 视频编码方法及装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1150740A (zh) * 1995-08-28 1997-05-28 三星电子株式会社 图象信号编码装置及编码方法
US5926224A (en) * 1995-07-31 1999-07-20 Sony Corporation Imaging, system, video processing apparatus, encoding apparatus, encoding method, and method of removing random noise
CN1237311A (zh) * 1997-07-08 1999-12-01 索尼公司 视频数据编码装置、编码方法、传送装置和记录介质
JP2001028753A (ja) * 1999-07-13 2001-01-30 Victor Co Of Japan Ltd 動画像符号化装置及びその方法
CN1373611A (zh) * 2001-02-28 2002-10-09 株式会社东芝 运动图像编码装置以及运动图像编码方法
JP2003023637A (ja) * 2001-07-06 2003-01-24 Sony Corp 画像符号化方法および画像符号化装置
CN1465192A (zh) * 2001-06-07 2003-12-31 索尼公司 和摄像机组合的视频记录/再现装置及其记录控制方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69026143T2 (de) 1989-06-07 1996-08-22 Canon Kk Kodefehler korrigierende Vorhersage-Decodiervorrichtung
EP0858074B1 (en) 1989-07-13 2001-10-17 Canon Kabushiki Kaisha Encoding device and decoding device suitable for dubbing
US6718122B1 (en) 1991-01-18 2004-04-06 Canon Kabushiki Kaisha Image processing apparatus
US6219157B1 (en) 1992-06-18 2001-04-17 Canon Kabushiki Kaisha Image coding apparatus
DE69323855T2 (de) 1992-12-24 1999-09-16 Canon K.K., Tokio/Tokyo Vorrichtung für die Wiedergabe eines Bildsignals
JPH08181987A (ja) 1994-12-22 1996-07-12 Canon Inc 符号化装置
JP3767007B2 (ja) * 1996-03-27 2006-04-19 ソニー株式会社 符号化装置および符号化方法
US6690410B1 (en) * 1999-06-09 2004-02-10 Olympus Optical Co., Ltd. Image processing unit with expandable image signal processing capability and endoscopic imaging system
JP4208342B2 (ja) * 1999-05-14 2009-01-14 キヤノン株式会社 画像記録装置、方法及びコンピュータ読み取り可能な記憶媒体
JP2001313906A (ja) * 2000-04-27 2001-11-09 Hitachi Ltd デジタルカメラ
US6895050B2 (en) * 2001-04-19 2005-05-17 Jungwoo Lee Apparatus and method for allocating bits temporaly between frames in a coding system
JP4072347B2 (ja) * 2002-01-18 2008-04-09 キヤノン株式会社 画像処理装置
KR101051604B1 (ko) * 2003-01-09 2011-07-22 소니 주식회사 화상 처리 장치 및 방법
JP4759360B2 (ja) * 2005-10-07 2011-08-31 キヤノン株式会社 画像処理装置
WO2006090755A1 (en) * 2005-02-23 2006-08-31 Canon Kabushiki Kaisha Image processing apparatus
JP4423214B2 (ja) * 2005-02-23 2010-03-03 キヤノン株式会社 画像処理装置
JP4794987B2 (ja) 2005-11-09 2011-10-19 キヤノン株式会社 映像信号処理装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5926224A (en) * 1995-07-31 1999-07-20 Sony Corporation Imaging, system, video processing apparatus, encoding apparatus, encoding method, and method of removing random noise
CN1150740A (zh) * 1995-08-28 1997-05-28 三星电子株式会社 图象信号编码装置及编码方法
CN1237311A (zh) * 1997-07-08 1999-12-01 索尼公司 视频数据编码装置、编码方法、传送装置和记录介质
JP2001028753A (ja) * 1999-07-13 2001-01-30 Victor Co Of Japan Ltd 動画像符号化装置及びその方法
CN1373611A (zh) * 2001-02-28 2002-10-09 株式会社东芝 运动图像编码装置以及运动图像编码方法
CN1465192A (zh) * 2001-06-07 2003-12-31 索尼公司 和摄像机组合的视频记录/再现装置及其记录控制方法
JP2003023637A (ja) * 2001-07-06 2003-01-24 Sony Corp 画像符号化方法および画像符号化装置

Also Published As

Publication number Publication date
EP1949705A2 (en) 2008-07-30
JP2007134880A (ja) 2007-05-31
JP4794987B2 (ja) 2011-10-19
US8229004B2 (en) 2012-07-24
WO2007055389A2 (en) 2007-05-18
WO2007055389B1 (en) 2008-02-07
CN101305617A (zh) 2008-11-12
US20120262598A1 (en) 2012-10-18
WO2007055389A3 (en) 2007-12-06
EP1949705B1 (en) 2014-06-04
US20090096883A1 (en) 2009-04-16

Similar Documents

Publication Publication Date Title
US20120262598A1 (en) Image signal processing apparatus
CN101371589B (zh) 用以提高视频编码器性能的自适应滤波方法及系统
KR100927083B1 (ko) 예측에 의한 유사 고정 품질 레이트 제어
US20080317377A1 (en) Image coding apparatus and image coding method
US8009963B2 (en) Adaptive filtering to enhance video bit-rate control performance
JP5153674B2 (ja) 動画像符号化装置及び動画像符号化方法
JP2008263529A (ja) 符号化装置、符号化方法、符号化方法のプログラム及び符号化方法のプログラムを記録した記録媒体
JP3783238B2 (ja) 撮像システム、画像処理装置、符号化装置、符号化方法及びランダムノイズを除去する方法
US8611426B2 (en) Image-sensing apparatus
US8634458B2 (en) Image processing apparatus
US20100194910A1 (en) Image processing apparatus for performing intra-frame predictive coding on pictures to be coded and image pickup apparatus equipped with the image processing apparatus
JP2006197557A (ja) 画像符号化装置、画像符号化方法及びそのプログラム
US10951891B2 (en) Coding apparatus capable of recording raw image, control method therefor, and storage medium storing control program therefor
JP2004023670A (ja) 画像符号化装置および同方式
JP3218994B2 (ja) 画像符号化方法および装置
JP2005175974A (ja) 撮像装置
CN102547339B (zh) 编码设备及其控制方法
JP2001313906A (ja) デジタルカメラ
JP2007028598A (ja) 圧縮符号化装置及び圧縮符号化方法
US8340174B2 (en) Image processing device and image processing method
US11032547B2 (en) Image encoding apparatus, control method thereof, and non-transitory computer-readable storage medium
JPH10108200A (ja) 画像符号化方法およびその装置
JP2006295852A (ja) 画像符号化装置，画像符号化方法，撮像装置およびプログラム
JP2007214904A (ja) 画像処理装置
JP2001148855A (ja) 画像情報変換装置及び画像情報変換方法

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: 20130220

Termination date: 20161108