CN103188493B - 图像编码装置及图像编码方法 - Google Patents

图像编码装置及图像编码方法 Download PDF

Info

Publication number
CN103188493B
CN103188493B CN201210581061.2A CN201210581061A CN103188493B CN 103188493 B CN103188493 B CN 103188493B CN 201210581061 A CN201210581061 A CN 201210581061A CN 103188493 B CN103188493 B CN 103188493B
Authority
CN
China
Prior art keywords
estimate
evaluation
identification information
quantization parameter
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.)
Active
Application number
CN201210581061.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN103188493A (zh
Inventor
大川浩司
樋渡咲
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 CN103188493A publication Critical patent/CN103188493A/zh
Application granted granted Critical
Publication of CN103188493B publication Critical patent/CN103188493B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04N19/102—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/134—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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201210581061.2A 2011-12-28 2012-12-27 图像编码装置及图像编码方法 Active CN103188493B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011288684A JP5988577B2 (ja) 2011-12-28 2011-12-28 画像符号化装置、画像符号化方法及びプログラム
JP2011-288684 2011-12-28

Publications (2)

Publication Number Publication Date
CN103188493A CN103188493A (zh) 2013-07-03
CN103188493B true CN103188493B (zh) 2017-04-26

Family

ID=48679425

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210581061.2A Active CN103188493B (zh) 2011-12-28 2012-12-27 图像编码装置及图像编码方法

Country Status (3)

Country Link
US (1) US9571828B2 (enExample)
JP (1) JP5988577B2 (enExample)
CN (1) CN103188493B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP6265724B2 (ja) * 2013-12-11 2018-01-24 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
US10356428B2 (en) 2015-04-13 2019-07-16 Qualcomm Incorporated Quantization parameter (QP) update classification for display stream compression (DSC)
US9936203B2 (en) * 2015-04-13 2018-04-03 Qualcomm Incorporated Complex region detection for display stream compression
US10284849B2 (en) 2015-04-13 2019-05-07 Qualcomm Incorporated Quantization parameter (QP) calculation for display stream compression (DSC) based on complexity measure
US10244255B2 (en) 2015-04-13 2019-03-26 Qualcomm Incorporated Rate-constrained fallback mode for display stream compression
JP6700798B2 (ja) * 2016-01-13 2020-05-27 キヤノン株式会社 撮像装置及びその制御方法
CN109076225A (zh) * 2016-02-08 2018-12-21 夏普株式会社 用于变换系数编码的系统和方法
KR102714094B1 (ko) * 2016-02-11 2024-10-08 삼성전자주식회사 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
CN108574841B (zh) * 2017-03-07 2020-10-30 北京金山云网络技术有限公司 一种基于自适应量化参数的编码方法及装置
CN107609493B (zh) * 2017-08-25 2021-04-13 广州视源电子科技股份有限公司 优化人脸图片质量评价模型的方法及装置
JP7033013B2 (ja) * 2018-06-15 2022-03-09 キヤノン株式会社 画像符号化装置、画像復号装置、及び、それらの制御方法、並びに、プログラム
KR20250079228A (ko) * 2019-04-26 2025-06-04 후아웨이 테크놀러지 컴퍼니 리미티드 크로마 양자화 파라미터의 매핑 함수의 시그널링을 위한 방법 및 장치
CN112004084B (zh) * 2019-05-27 2022-03-29 北京君正集成电路股份有限公司 一种利用量化参数排序的码率控制优化方法及系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1473436A (zh) * 2001-08-09 2004-02-04 ���ṫ˾ 图像编码设备和方法
CN101184221A (zh) * 2007-12-06 2008-05-21 上海大学 基于视觉关注度的视频编码方法
CN101325711A (zh) * 2008-07-16 2008-12-17 上海大学 基于时空掩盖效应的自适应码率控制方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2629409B2 (ja) * 1990-06-19 1997-07-09 松下電器産業株式会社 動き補償予測フレーム間符号化装置
JPH06245199A (ja) * 1993-02-19 1994-09-02 Sharp Corp 画像符号化装置
JP3707118B2 (ja) 1995-04-28 2005-10-19 ソニー株式会社 画像符号化方法及び装置
JPH1023430A (ja) * 1996-07-05 1998-01-23 Nec Corp 動画像符号化装置
TWI273832B (en) * 2002-04-26 2007-02-11 Ntt Docomo Inc Image encoding device, image decoding device, image encoding method, image decoding method, image decoding program and image decoding program
US20070274385A1 (en) * 2006-05-26 2007-11-29 Zhongli He Method of increasing coding efficiency and reducing power consumption by on-line scene change detection while encoding inter-frame
US9445110B2 (en) * 2007-09-28 2016-09-13 Dolby Laboratories Licensing Corporation Video compression and transmission techniques
JP2009182623A (ja) 2008-01-30 2009-08-13 Panasonic Corp 画像符号化方法
KR101350723B1 (ko) * 2008-06-16 2014-01-16 돌비 레버러토리즈 라이쎈싱 코오포레이션 비디오 코딩을 위한 슬라이스 종속성에 기초한 레이트 제어 모델 적응 방법
WO2009157827A1 (en) * 2008-06-25 2009-12-30 Telefonaktiebolaget L M Ericsson (Publ) Row evaluation rate control
US20090323810A1 (en) * 2008-06-26 2009-12-31 Mediatek Inc. Video encoding apparatuses and methods with decoupled data dependency
CN102165772B (zh) * 2008-09-16 2013-07-24 杜比实验室特许公司 自适应视频编码器控制
WO2010036772A2 (en) * 2008-09-26 2010-04-01 Dolby Laboratories Licensing Corporation Complexity allocation for video and image coding applications
US8396114B2 (en) * 2009-01-29 2013-03-12 Microsoft Corporation Multiple bit rate video encoding using variable bit rate and dynamic resolution for adaptive video streaming
US8270473B2 (en) * 2009-06-12 2012-09-18 Microsoft Corporation Motion based dynamic resolution multiple bit rate video encoding
US8804820B2 (en) * 2011-04-21 2014-08-12 Dialogic Corporation Rate control with look-ahead for video transcoding
US10027982B2 (en) * 2011-10-19 2018-07-17 Microsoft Technology Licensing, Llc Segmented-block coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1473436A (zh) * 2001-08-09 2004-02-04 ���ṫ˾ 图像编码设备和方法
CN101184221A (zh) * 2007-12-06 2008-05-21 上海大学 基于视觉关注度的视频编码方法
CN101325711A (zh) * 2008-07-16 2008-12-17 上海大学 基于时空掩盖效应的自适应码率控制方法

Also Published As

Publication number Publication date
CN103188493A (zh) 2013-07-03
US9571828B2 (en) 2017-02-14
JP2013138361A (ja) 2013-07-11
US20130170545A1 (en) 2013-07-04
JP5988577B2 (ja) 2016-09-07

Similar Documents

Publication Publication Date Title
CN103188493B (zh) 图像编码装置及图像编码方法
US11825033B2 (en) Apparatus and method with artificial intelligence for scaling image data
Zhou et al. Omnidirectional image quality assessment by distortion discrimination assisted multi-stream network
US11153575B2 (en) Electronic apparatus and control method thereof
CN114339409B (zh) 视频处理方法、装置、计算机设备及存储介质
CN114900692A (zh) 视频流帧率调整方法及其装置、设备、介质、产品
Jiang et al. Plato: Learning-based adaptive streaming of 360-degree videos
Fu et al. Blind image quality assessment for multiply distorted images via convolutional neural networks
CN115733991A (zh) 具有强化学习渲染感知比特率控制的视频编码方法和系统
CN117372325A (zh) 基于投影和多尺度特征的点云质量评价方法及相关装置
Athar et al. Degraded reference image quality assessment
Chai et al. MS-PCQE: Efficient NR-PCQE via Multi-Scale Interaction Module in Immersive Communications
CN112468808B (zh) 一种基于强化学习的i帧目标带宽分配方法及装置
Liu et al. Spatio-temporal interactive laws feature correlation method to video quality assessment
CN118972667B (zh) 一种基于深度强化学习的视频插帧任务调度方法
Hu et al. No-reference image quality assessment based on global awareness
Cai et al. Lightweight spatial-channel adaptive coordination of multilevel refinement enhancement network for image reconstruction
CN114821767B (zh) 基于动态时间扭曲的图卷积神经网络动作识别方法、电子设备及储存介质
CN111028245B (zh) 一种多模态复合的高清高速视频背景建模方法
Fan et al. Texture-aware fast mode decision and complexity allocation for VVC based point cloud compression
CN119697382B (zh) 视频序列的时域采样处理方法、装置、计算机设备、可读存储介质和程序产品
CN109996076A (zh) 码率控制的方法、计算机系统和装置
CN118279251B (zh) 一种用户生成视频质量评估方法及装置
JP2008113292A (ja) 動き推定方法，装置，そのプログラムおよびその記録媒体
CN119233045B (zh) 视频数据的生成方法及装置、非易失性存储介质

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant