KR102391402B1 - 이미지를 인코딩하고 디코딩하기 위한 방법, 이미지를 인코딩하고 디코딩하기 위한 디바이스 및 상응하는 컴퓨터 프로그램 - Google Patents

이미지를 인코딩하고 디코딩하기 위한 방법, 이미지를 인코딩하고 디코딩하기 위한 디바이스 및 상응하는 컴퓨터 프로그램 Download PDF

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KR102391402B1
KR102391402B1 KR1020217021840A KR20217021840A KR102391402B1 KR 102391402 B1 KR102391402 B1 KR 102391402B1 KR 1020217021840 A KR1020217021840 A KR 1020217021840A KR 20217021840 A KR20217021840 A KR 20217021840A KR 102391402 B1 KR102391402 B1 KR 102391402B1
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transform
permutation
block
data
pair
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KR20210090738A (ko
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피에릭 필립
헨드릭 포르베르크
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오렌지
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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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
KR1020217021840A 2013-11-29 2014-11-27 이미지를 인코딩하고 디코딩하기 위한 방법, 이미지를 인코딩하고 디코딩하기 위한 디바이스 및 상응하는 컴퓨터 프로그램 Active KR102391402B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR1361822A FR3014278A1 (fr) 2013-11-29 2013-11-29 Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
FR1361822 2013-11-29
KR1020167017077A KR102279101B1 (ko) 2013-11-29 2014-11-27 이미지를 인코딩하고 디코딩하기 위한 방법, 이미지를 인코딩하고 디코딩하기 위한 디바이스 및 상응하는 컴퓨터 프로그램
PCT/FR2014/053069 WO2015079179A1 (fr) 2013-11-29 2014-11-27 Procédé de codage et de décodage d'images, dispositif de codage et de décodage d'images et programmes d'ordinateur correspondants

Related Parent Applications (1)

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KR1020167017077A Division KR102279101B1 (ko) 2013-11-29 2014-11-27 이미지를 인코딩하고 디코딩하기 위한 방법, 이미지를 인코딩하고 디코딩하기 위한 디바이스 및 상응하는 컴퓨터 프로그램

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KR20210090738A KR20210090738A (ko) 2021-07-20
KR102391402B1 true KR102391402B1 (ko) 2022-04-26

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KR1020217021840A Active KR102391402B1 (ko) 2013-11-29 2014-11-27 이미지를 인코딩하고 디코딩하기 위한 방법, 이미지를 인코딩하고 디코딩하기 위한 디바이스 및 상응하는 컴퓨터 프로그램
KR1020167017077A Active KR102279101B1 (ko) 2013-11-29 2014-11-27 이미지를 인코딩하고 디코딩하기 위한 방법, 이미지를 인코딩하고 디코딩하기 위한 디바이스 및 상응하는 컴퓨터 프로그램

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US (2) US10616586B2 (https=)
EP (1) EP3075155B1 (https=)
KR (2) KR102391402B1 (https=)
CN (1) CN105794208B (https=)
BR (1) BR112016011972B1 (https=)
ES (1) ES2721023T3 (https=)
FR (1) FR3014278A1 (https=)
WO (1) WO2015079179A1 (https=)

Families Citing this family (7)

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Publication number Priority date Publication date Assignee Title
WO2015172337A1 (en) * 2014-05-14 2015-11-19 Mediatek Singapore Pte. Ltd. Alternative transforms for data compression
FR3038196A1 (fr) * 2015-06-29 2016-12-30 B<>Com Procede de codage d'une image numerique, procede de decodage, dispositifs et programmes d'ordinateurs associes
FR3040578A1 (fr) * 2015-08-31 2017-03-03 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
FR3044507A1 (fr) * 2015-11-30 2017-06-02 Orange Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants
ES3063575T3 (en) * 2016-10-04 2026-04-17 B1 Institute Image Technology Inc Image data encoding/decoding method and apparatus
FR3068558A1 (fr) * 2017-07-05 2019-01-04 Orange Procede de codage et decodage d'images,dispositif de codage et decodage et programmes d'ordinateur correspondants
CN119697384B (zh) * 2025-02-25 2025-05-16 长沙雷电云网络科技有限公司 一种视频流解码方法、系统、设备及介质

Citations (1)

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Publication number Priority date Publication date Assignee Title
JP2012105128A (ja) 2010-11-11 2012-05-31 Mitsubishi Electric Corp 画像符号化装置

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US7376280B2 (en) * 2002-07-14 2008-05-20 Apple Inc Video encoding and decoding
US7496196B2 (en) * 2004-06-30 2009-02-24 Intel Corporation Method apparatus and system of performing one or more encryption and/or decryption operations
EP1982518A4 (en) * 2006-01-12 2010-06-16 Lg Electronics Inc PROCESSING MORE VIEW VIDEO
FR2899744A1 (fr) * 2006-04-07 2007-10-12 France Telecom Procede et dispositif de codage et de decodage d'une image, notamment d'une sequence d'images video, signal correspondant et produit programme d'ordinateur
KR101675116B1 (ko) * 2009-08-06 2016-11-10 삼성전자 주식회사 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
JP5590133B2 (ja) * 2010-09-30 2014-09-17 富士通株式会社 動画像符号化装置、動画像符号化方法、動画像符号化用コンピュータプログラム、動画像復号装置及び動画像復号方法ならびに動画像復号用コンピュータプログラム
KR20130049524A (ko) * 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 방법
US10257520B2 (en) * 2012-06-26 2019-04-09 Velos Media, Llc Modified coding for transform skipping

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012105128A (ja) 2010-11-11 2012-05-31 Mitsubishi Electric Corp 画像符号化装置

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Publication number Publication date
WO2015079179A1 (fr) 2015-06-04
US20160309158A1 (en) 2016-10-20
CN105794208B (zh) 2019-02-22
BR112016011972A2 (https=) 2017-08-08
FR3014278A1 (fr) 2015-06-05
ES2721023T3 (es) 2019-07-26
CN105794208A (zh) 2016-07-20
BR112016011972B1 (pt) 2023-03-21
EP3075155B1 (fr) 2019-02-06
EP3075155A1 (fr) 2016-10-05
KR20210090738A (ko) 2021-07-20
US11350106B2 (en) 2022-05-31
KR20160091392A (ko) 2016-08-02
US10616586B2 (en) 2020-04-07
KR102279101B1 (ko) 2021-07-16
US20200195933A1 (en) 2020-06-18

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