CN113557719B - 图像编码装置、图像解码装置和程序 - Google Patents

图像编码装置、图像解码装置和程序 Download PDF

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CN113557719B
CN113557719B CN202080020534.4A CN202080020534A CN113557719B CN 113557719 B CN113557719 B CN 113557719B CN 202080020534 A CN202080020534 A CN 202080020534A CN 113557719 B CN113557719 B CN 113557719B
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prediction
block
unit
transform
pixel
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CN113557719A (zh
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岩村俊辅
市谷敦郎
根本慎平
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Japan Broadcasting Corp
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Nippon Hoso Kyokai NHK
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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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/169—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
    • H04N19/18—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 a set of transform coefficients
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080020534.4A 2019-03-11 2020-03-10 图像编码装置、图像解码装置和程序 Active CN113557719B (zh)

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PCT/JP2020/010326 WO2020184566A1 (ja) 2019-03-11 2020-03-10 画像符号化装置、画像復号装置、及びプログラム

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EP (1) EP3941044A4 (enExample)
JP (2) JP7100194B2 (enExample)
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Families Citing this family (2)

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Publication number Priority date Publication date Assignee Title
CN116760977A (zh) * 2015-08-20 2023-09-15 日本放送协会 图像编码装置、图像解码装置、和其程序
EP3941044A4 (en) * 2019-03-11 2022-12-14 Nippon Hoso Kyokai PICTURE CODING DEVICE, PICTURE DECODING DEVICE, AND PROGRAM

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009188514A (ja) * 2008-02-04 2009-08-20 Nippon Hoso Kyokai <Nhk> 画像符号化装置、画像復号装置及び画像処理プログラム
WO2018231488A1 (en) * 2017-06-15 2018-12-20 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding
WO2018236051A1 (ko) * 2017-06-21 2018-12-27 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측에 따른 영상 디코딩 방법 및 장치

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI1534313T1 (sl) 2002-07-30 2013-03-29 Omeros Corporation Oftalmološke raztopine in postopek za izpiranje
US9609351B2 (en) * 2010-12-14 2017-03-28 M&K Holdings Inc. Apparatus for decoding a moving picture
MX2013013941A (es) * 2011-07-11 2014-01-31 Panasonic Corp Metodo de decodificacion de imagenes, metodo de codificacion de imagenes, aparato de decodificacion de imagenes, aparato de codificacion de imagenes y aparato de codificacion y decodificacion de imagenes.
KR102835073B1 (ko) * 2015-08-28 2025-07-17 주식회사 케이티 비디오 신호 처리 방법 및 장치
US10567759B2 (en) * 2016-03-21 2020-02-18 Qualcomm Incorporated Using luma information for chroma prediction with separate luma-chroma framework in video coding
US10623774B2 (en) * 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
US10674165B2 (en) * 2016-12-21 2020-06-02 Arris Enterprises Llc Constrained position dependent intra prediction combination (PDPC)
CN114449272B (zh) * 2017-07-04 2023-09-26 三星电子株式会社 使用多核变换的视频解码/编码方法和设备
WO2019182292A1 (ko) * 2018-03-19 2019-09-26 주식회사 케이티 비디오 신호 처리 방법 및 장치
CN112385215A (zh) * 2018-07-06 2021-02-19 韩国电子通信研究院 图像编码/解码方法和装置以及存储比特流的记录介质
US11509908B2 (en) * 2018-09-11 2022-11-22 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
SG11202102908YA (en) * 2018-09-21 2021-04-29 Guangdong Oppo Mobile Telecommunications Corp Ltd Image signal encoding/decoding method and apparatus therefor
IL305173A (en) * 2018-10-12 2023-10-01 Guangdong Oppo Mobile Telecommunications Corp Ltd A method for encoding/decoding an image signal and a device for it
CN112823513B (zh) * 2018-10-12 2024-05-28 英迪股份有限公司 图像编码/解码方法和装置
EP3871410A4 (en) * 2018-11-29 2021-12-22 Beijing Bytedance Network Technology Co., Ltd. INTERACTION BETWEEN AN INTRABLOCK COPY MODE AND INTERPRETATION TOOLS
US11057622B2 (en) * 2018-12-13 2021-07-06 Qualcomm Incorporated Position dependent intra prediction combination with non-square block diagonals
WO2020130680A1 (ko) * 2018-12-19 2020-06-25 엘지전자 주식회사 인트라 예측을 사용하여 비디오 신호를 처리하기 위한 방법 및 장치
CN118632022A (zh) * 2018-12-21 2024-09-10 株式会社 Xris 视频信号编码/解码方法及其装置
CN119420912A (zh) * 2019-01-28 2025-02-11 苹果公司 视频信号编码/解码方法及其装置
WO2020159199A1 (ko) * 2019-01-28 2020-08-06 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
CN113491116B (zh) * 2019-02-28 2024-07-26 数码士有限公司 基于帧内预测的视频信号处理方法和装置
MX2021010159A (es) * 2019-02-28 2021-09-14 Apple Inc Metodo para codificar/decodificar se?al de imagen, y dispositivo para el mismo.
EP3941044A4 (en) * 2019-03-11 2022-12-14 Nippon Hoso Kyokai PICTURE CODING DEVICE, PICTURE DECODING DEVICE, AND PROGRAM
US11144822B1 (en) * 2021-01-04 2021-10-12 Edgecortix Pte. Ltd. Neural network accelerator run-time reconfigurability

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009188514A (ja) * 2008-02-04 2009-08-20 Nippon Hoso Kyokai <Nhk> 画像符号化装置、画像復号装置及び画像処理プログラム
WO2018231488A1 (en) * 2017-06-15 2018-12-20 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding
WO2018236051A1 (ko) * 2017-06-21 2018-12-27 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측에 따른 영상 디코딩 방법 및 장치

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Algorithm Description of Joint Exploration Test Model 5;CHEN, Jianle 等;Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 5th Meeting: Geneva, CH, 12–20 January 2017;全文 *

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CN116939199A (zh) 2023-10-24
EP3941044A4 (en) 2022-12-14
CN113557719A (zh) 2021-10-26
JP2022121615A (ja) 2022-08-19
KR20240027865A (ko) 2024-03-04
US11849145B2 (en) 2023-12-19
JP7229413B2 (ja) 2023-02-27
WO2020184566A1 (ja) 2020-09-17
KR20210135250A (ko) 2021-11-12
EP3941044A1 (en) 2022-01-19
US12262052B2 (en) 2025-03-25
JPWO2020184566A1 (enExample) 2020-09-17
US20240080476A1 (en) 2024-03-07
KR102639970B1 (ko) 2024-02-22
JP7100194B2 (ja) 2022-07-12
US20210409764A1 (en) 2021-12-30

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