JP6265724B2 - 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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Publication number
JP6265724B2
JP6265724B2 JP2013255671A JP2013255671A JP6265724B2 JP 6265724 B2 JP6265724 B2 JP 6265724B2 JP 2013255671 A JP2013255671 A JP 2013255671A JP 2013255671 A JP2013255671 A JP 2013255671A JP 6265724 B2 JP6265724 B2 JP 6265724B2
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block
value
evaluation value
class
quantization parameter
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JP2013255671A
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Japanese (ja)
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JP2015115735A5 (https=
JP2015115735A (ja
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大川　浩司
浩司 大川
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Canon Inc
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Canon Inc
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Priority to JP2013255671A priority Critical patent/JP6265724B2/ja
Priority to US14/565,177 priority patent/US9998738B2/en
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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
    • H04N19/102—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)
JP2013255671A 2013-12-11 2013-12-11 画像符号化装置、画像符号化方法及びプログラム Expired - Fee Related JP6265724B2 (ja)

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Application Number Priority Date Filing Date Title
JP2013255671A JP6265724B2 (ja) 2013-12-11 2013-12-11 画像符号化装置、画像符号化方法及びプログラム
US14/565,177 US9998738B2 (en) 2013-12-11 2014-12-09 Image encoding apparatus, image encoding method and storage medium

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JP2013255671A JP6265724B2 (ja) 2013-12-11 2013-12-11 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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JP2015115735A JP2015115735A (ja) 2015-06-22
JP2015115735A5 JP2015115735A5 (https=) 2016-12-22
JP6265724B2 true JP6265724B2 (ja) 2018-01-24

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JP (1) JP6265724B2 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116366847B (zh) * 2022-07-26 2024-10-18 杭州海康威视数字技术股份有限公司 一种视频图像解码方法、装置及存储介质

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
JPH04268891A (ja) * 1991-02-22 1992-09-24 Matsushita Electric Ind Co Ltd 動き補償予測フレーム間符号化装置
KR100498332B1 (ko) * 2002-10-24 2005-07-01 엘지전자 주식회사 비디오 트랜스코더의 적응적 비트율 제어장치 및 방법
JP4427713B2 (ja) * 2003-09-03 2010-03-10 ソニー株式会社 符号化装置および符号化方法、撮像装置および画像処理方法、並びに、プログラム
CN101632307B (zh) * 2007-09-12 2012-12-05 索尼株式会社 图像处理装置和图像处理方法
JP4942208B2 (ja) * 2008-02-22 2012-05-30 キヤノン株式会社 符号化装置
EP2301251A4 (en) * 2008-06-25 2012-12-26 Ericsson Telefon Ab L M LINES EVALUATION-RATE CONTROL
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
CN103155562B (zh) * 2010-09-30 2016-05-11 富士通株式会社 图像解密方法、图像加密方法、图像解密装置以及图像加密装置
US8804820B2 (en) * 2011-04-21 2014-08-12 Dialogic Corporation Rate control with look-ahead for video transcoding
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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US9998738B2 (en) 2018-06-12
JP2015115735A (ja) 2015-06-22
US20150163492A1 (en) 2015-06-11

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