CN104243992B - 图像处理装置及图像处理方法 - Google Patents

图像处理装置及图像处理方法 Download PDF

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CN104243992B
CN104243992B CN201410264455.4A CN201410264455A CN104243992B CN 104243992 B CN104243992 B CN 104243992B CN 201410264455 A CN201410264455 A CN 201410264455A CN 104243992 B CN104243992 B CN 104243992B
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CN104243992A (zh
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樋渡咲
大川浩司
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Canon Inc
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Canon Inc
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    • 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
    • H04N19/102—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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201410264455.4A 2013-06-13 2014-06-13 图像处理装置及图像处理方法 Active CN104243992B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-124593 2013-06-13
JP2013124593A JP6226578B2 (ja) 2013-06-13 2013-06-13 画像符号化装置、画像符号化方法及びプログラム

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CN104243992A CN104243992A (zh) 2014-12-24
CN104243992B true CN104243992B (zh) 2019-07-26

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JP (1) JP6226578B2 (https=)
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JP6758977B2 (ja) * 2016-07-22 2020-09-23 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
JP6906324B2 (ja) * 2017-02-20 2021-07-21 キヤノン株式会社 符号化装置、符号化方法、及び、プログラム
EP3550837A1 (en) * 2018-04-06 2019-10-09 Comcast Cable Communications LLC Method for generating quantization matrices based on viewing conditions
US10728557B2 (en) 2018-10-24 2020-07-28 Sony Corporation Embedded codec circuitry for sub-block based entropy coding of quantized-transformed residual levels
CN111723804B (zh) * 2019-03-18 2024-05-17 株式会社理光 图文分离装置、图文分离方法及计算机可读取记录介质
SG11202111156PA (en) * 2019-04-26 2021-11-29 Huawei Tech Co Ltd Method and apparatus for signaling of mapping function of chroma quantization parameter
CN112528720B (zh) * 2020-04-03 2024-04-05 西安钗瑞信息科技有限公司 一种基于深度学习的红外体温测量系统
CN115002452B (zh) * 2021-03-02 2024-11-26 腾讯科技（深圳）有限公司 一种视频处理方法、视频处理装置、电子设备及存储介质
CN116320446A (zh) * 2023-03-22 2023-06-23 京东科技信息技术有限公司 视频编码方法及装置、电子设备和计算机介质

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CN101150719A (zh) * 2006-09-20 2008-03-26 华为技术有限公司 并行视频编码的方法及装置
CN101534444A (zh) * 2009-04-20 2009-09-16 杭州华三通信技术有限公司 一种图像处理方法、系统和装置

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US6831947B2 (en) * 2001-03-23 2004-12-14 Sharp Laboratories Of America, Inc. Adaptive quantization based on bit rate prediction and prediction error energy
KR100904329B1 (ko) * 2001-03-28 2009-06-23 소니 가부시끼 가이샤 화상 처리 장치, 화상 처리 방법, 및 기록 매체
US7944971B1 (en) * 2002-07-14 2011-05-17 Apple Inc. Encoding video
US7388995B2 (en) * 2003-05-21 2008-06-17 Silicon Integrated Systems Corp. Quantization matrix adjusting method for avoiding underflow of data
JP2006157481A (ja) * 2004-11-30 2006-06-15 Canon Inc 画像符号化装置及びその方法
JP2007201558A (ja) * 2006-01-23 2007-08-09 Matsushita Electric Ind Co Ltd 動画像符号化装置および動画像符号化方法
JP4529919B2 (ja) * 2006-02-28 2010-08-25 日本ビクター株式会社 適応量子化装置及び適応量子化プログラム
JP5078837B2 (ja) * 2007-10-29 2012-11-21 キヤノン株式会社 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
JP4942208B2 (ja) * 2008-02-22 2012-05-30 キヤノン株式会社 符号化装置
EP2348734A1 (en) * 2008-11-07 2011-07-27 Mitsubishi Electric Corporation Image encoding device and image decoding device
JP5257215B2 (ja) * 2009-04-16 2013-08-07 ソニー株式会社 画像符号化装置と画像符号化方法
JP5215951B2 (ja) * 2009-07-01 2013-06-19 キヤノン株式会社 符号化装置及びその制御方法、コンピュータプログラム
JP5492058B2 (ja) * 2010-11-19 2014-05-14 株式会社メガチップス 画像処理装置
JP5988577B2 (ja) * 2011-12-28 2016-09-07 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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101150719A (zh) * 2006-09-20 2008-03-26 华为技术有限公司 并行视频编码的方法及装置
CN101534444A (zh) * 2009-04-20 2009-09-16 杭州华三通信技术有限公司 一种图像处理方法、系统和装置

Also Published As

Publication number Publication date
JP6226578B2 (ja) 2017-11-08
CN104243992A (zh) 2014-12-24
US20140369617A1 (en) 2014-12-18
JP2015002368A (ja) 2015-01-05
US10123021B2 (en) 2018-11-06

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