JP6039163B2 - 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号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、画像復号装置、画像復号方法及びプログラム Download PDF

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JP6039163B2
JP6039163B2 JP2011091346A JP2011091346A JP6039163B2 JP 6039163 B2 JP6039163 B2 JP 6039163B2 JP 2011091346 A JP2011091346 A JP 2011091346A JP 2011091346 A JP2011091346 A JP 2011091346A JP 6039163 B2 JP6039163 B2 JP 6039163B2
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block
sub
quantization parameter
encoding
image
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Expired - Fee Related
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JP2011091346A
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Japanese (ja)
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JP2012227612A5 (https=
JP2012227612A (ja
Inventor
前田　充
充 前田
真悟 志摩
真悟 志摩
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Canon Inc
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Canon Inc
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Priority to JP2011091346A priority Critical patent/JP6039163B2/ja
Priority to PCT/JP2012/002525 priority patent/WO2012140889A1/en
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Publication of JP2012227612A5 publication Critical patent/JP2012227612A5/ja
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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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2011091346A 2011-04-15 2011-04-15 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム Expired - Fee Related JP6039163B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011091346A JP6039163B2 (ja) 2011-04-15 2011-04-15 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
PCT/JP2012/002525 WO2012140889A1 (en) 2011-04-15 2012-04-12 Image encoding apparatus, image encoding method, image encoding program, image decoding apparatus, image decoding method, and image decoding program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011091346A JP6039163B2 (ja) 2011-04-15 2011-04-15 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

Publications (3)

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JP2012227612A JP2012227612A (ja) 2012-11-15
JP2012227612A5 JP2012227612A5 (https=) 2014-05-29
JP6039163B2 true JP6039163B2 (ja) 2016-12-07

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JP2011091346A Expired - Fee Related JP6039163B2 (ja) 2011-04-15 2011-04-15 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

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JP (1) JP6039163B2 (https=)
WO (1) WO2012140889A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120016980A (ko) 2010-08-17 2012-02-27 한국전자통신연구원 영상 부호화 방법 및 장치, 그리고 복호화 방법 및 장치
EP4443878A3 (en) * 2018-04-01 2024-12-18 B1 Institute of Image Technology, Inc. Method and apparatus for encoding/decoding image

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070230564A1 (en) * 2006-03-29 2007-10-04 Qualcomm Incorporated Video processing with scalability
WO2008126135A1 (ja) * 2007-03-20 2008-10-23 Fujitsu Limited 動画像符号化方法及び装置並びに動画像復号装置
US8897359B2 (en) * 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
JP5241622B2 (ja) * 2008-07-02 2013-07-17 キヤノン株式会社 符号化装置および符号化方法

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WO2012140889A1 (en) 2012-10-18

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