JP2019521555A - イントラ予測されたピクチャのブロックを復号する方法及び装置並びに対応するコード化方法及びコード化装置 - Google Patents

イントラ予測されたピクチャのブロックを復号する方法及び装置並びに対応するコード化方法及びコード化装置 Download PDF

Info

Publication number
JP2019521555A
JP2019521555A JP2018558411A JP2018558411A JP2019521555A JP 2019521555 A JP2019521555 A JP 2019521555A JP 2018558411 A JP2018558411 A JP 2018558411A JP 2018558411 A JP2018558411 A JP 2018558411A JP 2019521555 A JP2019521555 A JP 2019521555A
Authority
JP
Japan
Prior art keywords
block
decoding
blocks
reference blocks
luma
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
JP2018558411A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019521555A5 (https=
Inventor
ルリアネック，ファブリス
ポワリエ，タンギ
アーバン，ファブリス
Original Assignee
インターデジタル ヴイシー ホールディングス， インコーポレイテッド
インターデジタル ヴイシー ホールディングス， インコーポレイテッド
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by インターデジタル ヴイシー ホールディングス， インコーポレイテッド, インターデジタル ヴイシー ホールディングス， インコーポレイテッド filed Critical インターデジタル ヴイシー ホールディングス， インコーポレイテッド
Publication of JP2019521555A publication Critical patent/JP2019521555A/ja
Publication of JP2019521555A5 publication Critical patent/JP2019521555A5/ja
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • 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
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2018558411A 2016-05-13 2017-04-24 イントラ予測されたピクチャのブロックを復号する方法及び装置並びに対応するコード化方法及びコード化装置 Withdrawn JP2019521555A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP16305563.5 2016-05-13
EP16305563.5A EP3244614A1 (en) 2016-05-13 2016-05-13 A method and a device for decoding an intra predicted block of a picture and corresponding coding method and coding device
PCT/EP2017/059658 WO2017194296A1 (en) 2016-05-13 2017-04-24 A method and a device for decoding an intra predicted block of a picture and corresponding coding method and coding device

Publications (2)

Publication Number Publication Date
JP2019521555A true JP2019521555A (ja) 2019-07-25
JP2019521555A5 JP2019521555A5 (https=) 2020-06-11

Family

ID=56511471

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018558411A Withdrawn JP2019521555A (ja) 2016-05-13 2017-04-24 イントラ予測されたピクチャのブロックを復号する方法及び装置並びに対応するコード化方法及びコード化装置

Country Status (6)

Country Link
US (2) US10834395B2 (https=)
EP (3) EP3244614A1 (https=)
JP (1) JP2019521555A (https=)
KR (1) KR20190029521A (https=)
CN (2) CN118741111A (https=)
WO (1) WO2017194296A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021052249A (ja) * 2019-09-20 2021-04-01 日本放送協会 符号化装置、復号装置、及びプログラム

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2577338A (en) * 2018-09-24 2020-03-25 Sony Corp Data encoding and decoding
US11019359B2 (en) * 2019-01-15 2021-05-25 Tencent America LLC Chroma deblock filters for intra picture block compensation
MX2021012229A (es) 2019-04-12 2021-11-03 Beijing Bytedance Network Tech Co Ltd Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz.
CN117499656A (zh) 2019-04-16 2024-02-02 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
WO2020221372A1 (en) 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Context coding for matrix-based intra prediction
KR102698314B1 (ko) 2019-05-22 2024-08-26 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 업샘플링을 이용한 행렬 기반 인트라 예측
WO2020239017A1 (en) 2019-05-31 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. One-step downsampling process in matrix-based intra prediction
JP2022534320A (ja) 2019-06-05 2022-07-28 北京字節跳動網絡技術有限公司 マトリクスベースイントラ予測のためのコンテキスト決定
KR20260003392A (ko) 2019-10-28 2026-01-06 두인 비전 컴퍼니 리미티드 색상 성분에 기초한 신택스 시그널링 및 파싱

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8681867B2 (en) * 2005-10-18 2014-03-25 Qualcomm Incorporated Selective deblock filtering techniques for video coding based on motion compensation resulting in a coded block pattern value
WO2011000255A1 (en) * 2009-07-02 2011-01-06 Mediatek Inc. Methods of intra prediction, video encoder, and video decoder thereof
US9445129B2 (en) * 2010-04-13 2016-09-13 Sun Patent Trust Image coding method and image decoding method
US9288500B2 (en) * 2011-05-12 2016-03-15 Texas Instruments Incorporated Luma-based chroma intra-prediction for video coding
US8964833B2 (en) * 2011-07-19 2015-02-24 Qualcomm Incorporated Deblocking of non-square blocks for video coding
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
US9161046B2 (en) * 2011-10-25 2015-10-13 Qualcomm Incorporated Determining quantization parameters for deblocking filtering for video coding
WO2013074365A1 (en) * 2011-11-18 2013-05-23 Dolby Laboratories Licensing Corporation Subjective based post-filter optimization
US20130170562A1 (en) * 2011-12-28 2013-07-04 Qualcomm Incorporated Deblocking decision functions for video coding
US10244265B2 (en) * 2012-10-04 2019-03-26 Telefonaktiebolaget Lm Ericsson (Publ) Hierarchical deblocking parameter adaptation
EP2920964B1 (en) * 2013-03-26 2018-05-09 MediaTek Inc. Method of cross color intra prediction
KR20150027530A (ko) * 2013-09-04 2015-03-12 한국전자통신연구원 Hevc 부호화 장치 및 이를 이용한 부호화 방법
AU2014202921B2 (en) 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
GB2533905A (en) * 2014-10-06 2016-07-13 Canon Kk Method and apparatus for video coding and decoding
US10455249B2 (en) * 2015-03-20 2019-10-22 Qualcomm Incorporated Downsampling process for linear model prediction mode
US10425648B2 (en) * 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
EP3446480B1 (en) * 2016-04-22 2025-10-08 InterDigital VC Holdings, Inc. Prediction systems and methods for video coding based on filtering nearest neighboring pixels

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021052249A (ja) * 2019-09-20 2021-04-01 日本放送協会 符号化装置、復号装置、及びプログラム
JP7505869B2 (ja) 2019-09-20 2024-06-25 日本放送協会 符号化装置、復号装置、及びプログラム
JP2024107426A (ja) * 2019-09-20 2024-08-08 日本放送協会 復号装置及び復号方法
JP7796810B2 (ja) 2019-09-20 2026-01-09 日本放送協会 復号装置及び復号方法

Also Published As

Publication number Publication date
WO2017194296A1 (en) 2017-11-16
CN118741111A (zh) 2024-10-01
US10834395B2 (en) 2020-11-10
EP3456051A1 (en) 2019-03-20
EP4443875A3 (en) 2024-11-13
USRE50495E1 (en) 2025-07-15
US20190289288A1 (en) 2019-09-19
EP3456051B1 (en) 2024-10-09
KR20190029521A (ko) 2019-03-20
EP4443875A2 (en) 2024-10-09
EP3244614A1 (en) 2017-11-15
CN109479145A (zh) 2019-03-15

Similar Documents

Publication Publication Date Title
JP7817462B2 (ja) ピクチャエンコードおよびデコードのための方法およびデバイス
JP2019521555A (ja) イントラ予測されたピクチャのブロックを復号する方法及び装置並びに対応するコード化方法及びコード化装置
JP2023543985A (ja) 多用途ビデオコーディングのためのテンプレートマッチング予測
CN113302924B (zh) 用于视频编码和解码的量化
US11032542B2 (en) Method and a device for image encoding and decoding
JP7644283B2 (ja) 画像エンコーディングおよびデコーディングのための方法およびデバイス
US11695962B2 (en) Encoding and decoding methods and corresponding devices
KR102478826B1 (ko) 인트라 예측된 블록 내에서 경계를 디블로킹 필터링하기 위한 방법 및 디바이스
US20190191187A1 (en) A method and an apparatus for image block encoding and decoding
KR101540510B1 (ko) 추가적 예측 후보를 이용한 인트라 예측 방법 및 그 장치
CN110868601B (zh) 帧间预测方法、装置以及视频编码器和视频解码器
WO2019094144A1 (en) Methods and devices for picture encoding and decoding
KR20250114373A (ko) 비디오 데이터 처리방법 및 장치, 디스플레이 장치 및 저장매체

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200424

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20200424

A761 Written withdrawal of application

Free format text: JAPANESE INTERMEDIATE CODE: A761

Effective date: 20200812