JP6226578B2 - 画像符号化装置、画像符号化方法及びプログラム - Google Patents

画像符号化装置、画像符号化方法及びプログラム Download PDF

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JP6226578B2
JP6226578B2 JP2013124593A JP2013124593A JP6226578B2 JP 6226578 B2 JP6226578 B2 JP 6226578B2 JP 2013124593 A JP2013124593 A JP 2013124593A JP 2013124593 A JP2013124593 A JP 2013124593A JP 6226578 B2 JP6226578 B2 JP 6226578B2
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JP2015002368A5 (enExample
JP2015002368A (ja
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咲 樋渡
咲 樋渡
大川　浩司
浩司 大川
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Canon Inc
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Priority to CN201410264455.4A priority patent/CN104243992B/zh
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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)
JP2013124593A 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 Active JP6226578B2 (ja)

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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
US14/301,162 US10123021B2 (en) 2013-06-13 2014-06-10 Image encoding apparatus for determining quantization parameter, image encoding method, and program
CN201410264455.4A CN104243992B (zh) 2013-06-13 2014-06-13 图像处理装置及图像处理方法

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JP2015002368A JP2015002368A (ja) 2015-01-05
JP2015002368A5 JP2015002368A5 (enExample) 2016-07-07
JP6226578B2 true JP6226578B2 (ja) 2017-11-08

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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
CA3039701A1 (en) * 2018-04-06 2019-10-06 Comcast Cable Communications, Llc Systems, methods, and apparatuses for processing video
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
KR20250079228A (ko) * 2019-04-26 2025-06-04 후아웨이 테크놀러지 컴퍼니 리미티드 크로마 양자화 파라미터의 매핑 함수의 시그널링을 위한 방법 및 장치
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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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
CN101150719B (zh) 2006-09-20 2010-08-11 华为技术有限公司 并行视频编码的方法及装置
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
KR20110091000A (ko) * 2008-11-07 2011-08-10 미쓰비시덴키 가부시키가이샤 화상 부호화 장치 및 화상 복호 장치
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
CN101534444B (zh) 2009-04-20 2011-05-11 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
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

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Publication number Publication date
CN104243992B (zh) 2019-07-26
CN104243992A (zh) 2014-12-24
US10123021B2 (en) 2018-11-06
US20140369617A1 (en) 2014-12-18
JP2015002368A (ja) 2015-01-05

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