JP7104178B2 - マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム - Google Patents

マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム Download PDF

Info

Publication number
JP7104178B2
JP7104178B2 JP2020560455A JP2020560455A JP7104178B2 JP 7104178 B2 JP7104178 B2 JP 7104178B2 JP 2020560455 A JP2020560455 A JP 2020560455A JP 2020560455 A JP2020560455 A JP 2020560455A JP 7104178 B2 JP7104178 B2 JP 7104178B2
Authority
JP
Japan
Prior art keywords
reference line
frame
frame prediction
reference lines
pdpc
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.)
Active
Application number
JP2020560455A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021521721A (ja
Inventor
ジャオ，リアン
ジャオ，シン
リ，シアン
リィウ，シャン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tencent America LLC
Original Assignee
Tencent America LLC
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 Tencent America LLC filed Critical Tencent America LLC
Publication of JP2021521721A publication Critical patent/JP2021521721A/ja
Priority to JP2022109624A priority Critical patent/JP7574247B2/ja
Application granted granted Critical
Publication of JP7104178B2 publication Critical patent/JP7104178B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/10—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
    • H04N19/103—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
    • H04N19/169—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
    • H04N19/50—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
    • H04N19/70—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
    • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2020560455A 2018-08-29 2019-07-24 マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム Active JP7104178B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022109624A JP7574247B2 (ja) 2018-08-29 2022-07-07 マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862724575P 2018-08-29 2018-08-29
US62/724,575 2018-08-29
US16/199,891 US10491893B1 (en) 2018-08-29 2018-11-26 Method and apparatus for multi-line intra prediction
US16/199,891 2018-11-26
PCT/US2019/043141 WO2020046496A1 (en) 2018-08-29 2019-07-24 Method and apparatus for multi-line intra prediction

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022109624A Division JP7574247B2 (ja) 2018-08-29 2022-07-07 マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム

Publications (2)

Publication Number Publication Date
JP2021521721A JP2021521721A (ja) 2021-08-26
JP7104178B2 true JP7104178B2 (ja) 2022-07-20

Family

ID=68617931

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2020560455A Active JP7104178B2 (ja) 2018-08-29 2019-07-24 マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム
JP2022109624A Active JP7574247B2 (ja) 2018-08-29 2022-07-07 マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2022109624A Active JP7574247B2 (ja) 2018-08-29 2022-07-07 マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム

Country Status (6)

Country Link
US (7) US10491893B1 (https=)
EP (1) EP3844956A4 (https=)
JP (2) JP7104178B2 (https=)
KR (2) KR102423691B1 (https=)
CN (2) CN112997483B (https=)
WO (1) WO2020046496A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022133427A (ja) * 2018-08-29 2022-09-13 テンセント・アメリカ・エルエルシー マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW202015409A (zh) * 2018-06-29 2020-04-16 財團法人工業技術研究院 影像資料解碼方法、影像資料解碼器、影像資料編碼方法與影像資料編碼器
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
WO2020111843A1 (ko) 2018-11-28 2020-06-04 주식회사 윌러스표준기술연구소 화면 내 예측 필터링을 이용한 비디오 신호 처리 방법 및 장치
US11032551B2 (en) * 2018-12-04 2021-06-08 Tencent America LLC Simplified most probable mode list generation scheme
EP4307673A3 (en) * 2018-12-21 2024-02-14 Huawei Technologies Co., Ltd. Method and apparatus of mode- and size-dependent block-level restrictions
CN113068025B (zh) * 2018-12-25 2023-05-12 Oppo广东移动通信有限公司 解码预测方法、装置及计算机存储介质
ES2998460T3 (en) * 2018-12-29 2025-02-20 Huawei Tech Co Ltd Method and apparatus for intra prediction
US11425374B2 (en) * 2019-03-12 2022-08-23 FG Innovation Company Limited Device and method for coding video data
AU2020240981B2 (en) * 2019-03-21 2025-07-24 Huawei Technologies Co., Ltd. Method and apparatus for intra-prediction
US12149679B2 (en) * 2019-03-22 2024-11-19 Lg Electronics Inc. Intra prediction method and apparatus based on multi-reference line in image coding system
EP3949424A4 (en) * 2019-04-25 2022-12-21 HFI Innovation Inc. Method and apparatus of encoding or decoding with mode dependent intra smoothing filter in intra prediction
US11134275B2 (en) 2019-06-04 2021-09-28 Tencent America LLC Method and apparatus for performing primary transform based on filtering of blocks
JP7829113B2 (ja) * 2019-12-26 2026-03-13 ノキア テクノロジーズ オサケユイチア Ｐｄｐｃを行う画像符号化／復号化方法、装置、及びビットストリームを伝送する方法
US11432018B2 (en) 2020-05-11 2022-08-30 Tencent America LLC Semi-decoupled partitioning for video coding
US11259055B2 (en) 2020-07-10 2022-02-22 Tencent America LLC Extended maximum coding unit size
US11206428B1 (en) 2020-07-14 2021-12-21 Tencent America LLC Method and apparatus for frequency-dependent joint component secondary transform
US11432006B2 (en) 2020-08-14 2022-08-30 Tencent America LLC Chroma mode video coding
CN113313511A (zh) * 2021-04-30 2021-08-27 北京奇艺世纪科技有限公司 一种视频流量预测方法、装置、电子设备及介质
CN117813816A (zh) * 2021-08-19 2024-04-02 北京达佳互联信息技术有限公司 用于解码器侧帧内模式推导的方法和设备
KR20240049364A (ko) * 2021-09-29 2024-04-16 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 디코더측 인트라 모드 도출을 위한 방법 및 디바이스
US20250063179A1 (en) * 2021-12-30 2025-02-20 Lg Electronics Inc. Cross-component linear model (cclm) intra prediction-based video encoding/decoding method, apparatus, and recording medium for storing bitstream

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019535211A (ja) 2016-10-14 2019-12-05 インダストリー アカデミー コーオペレイション ファウンデーション オブ セジョン ユニバーシティ 画像の符号化／復号化方法及び装置
JP2020014198A (ja) 2018-06-29 2020-01-23 財團法人工業技術研究院Ｉｎｄｕｓｔｒｉａｌ Ｔｅｃｈｎｏｌｏｇｙ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ ビデオコンテンツ符号化における複数参照ラインのイントラ予測に応用する適応フィルタリング方法、それを用いたビデオ符号化デバイスおよびビデオ復号化デバイス

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10425648B2 (en) * 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
CN116962721A (zh) * 2016-05-04 2023-10-27 微软技术许可有限责任公司 利用样本值的非相邻参考线进行帧内图片预测的方法
WO2017205703A1 (en) * 2016-05-25 2017-11-30 Arris Enterprises Llc Improved weighted angular prediction coding for intra coding
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
CN114363628B (zh) * 2016-06-24 2024-06-14 株式会社Kt 图像编码方法、图像解码方法以及装置
WO2018026219A1 (ko) * 2016-08-03 2018-02-08 주식회사 케이티 비디오 신호 처리 방법 및 장치
US10674165B2 (en) * 2016-12-21 2020-06-02 Arris Enterprises Llc Constrained position dependent intra prediction combination (PDPC)
US10542264B2 (en) * 2017-04-04 2020-01-21 Arris Enterprises Llc Memory reduction implementation for weighted angular prediction
US10742975B2 (en) * 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
US10805641B2 (en) * 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding
US10491893B1 (en) * 2018-08-29 2019-11-26 Tencent America LLC Method and apparatus for multi-line intra prediction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019535211A (ja) 2016-10-14 2019-12-05 インダストリー アカデミー コーオペレイション ファウンデーション オブ セジョン ユニバーシティ 画像の符号化／復号化方法及び装置
JP2020014198A (ja) 2018-06-29 2020-01-23 財團法人工業技術研究院Ｉｎｄｕｓｔｒｉａｌ Ｔｅｃｈｎｏｌｏｇｙ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ ビデオコンテンツ符号化における複数参照ラインのイントラ予測に応用する適応フィルタリング方法、それを用いたビデオ符号化デバイスおよびビデオ復号化デバイス

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022133427A (ja) * 2018-08-29 2022-09-13 テンセント・アメリカ・エルエルシー マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム
JP7574247B2 (ja) 2018-08-29 2024-10-28 テンセント・アメリカ・エルエルシー マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム

Also Published As

Publication number Publication date
US20220329790A1 (en) 2022-10-13
JP2021521721A (ja) 2021-08-26
US10491893B1 (en) 2019-11-26
US20260006189A1 (en) 2026-01-01
EP3844956A4 (en) 2022-07-20
CN116320409B (zh) 2024-09-10
US20260006188A1 (en) 2026-01-01
KR102653789B1 (ko) 2024-04-03
KR102423691B1 (ko) 2022-07-22
US12413716B2 (en) 2025-09-09
US11418778B2 (en) 2022-08-16
CN112997483A (zh) 2021-06-18
US20240146911A1 (en) 2024-05-02
CN112997483B (zh) 2023-03-10
US20200092548A1 (en) 2020-03-19
CN116320409A (zh) 2023-06-23
JP7574247B2 (ja) 2024-10-28
WO2020046496A1 (en) 2020-03-05
EP3844956A1 (en) 2021-07-07
US20210168361A1 (en) 2021-06-03
US10944964B2 (en) 2021-03-09
KR20220104844A (ko) 2022-07-26
JP2022133427A (ja) 2022-09-13
US11902514B2 (en) 2024-02-13
KR20200132993A (ko) 2020-11-25

Similar Documents

Publication Publication Date Title
JP7104178B2 (ja) マルチラインフレーム内予測のための方法、装置、及びコンピュータプログラム
JP7516637B2 (ja) 無指向性媒体符号化のためのラップアラウンドパディングの方法
JP7807179B2 (ja) マルチラインイントラ予測のためのイントラ補間フィルタを選択する方法、装置、及びコンピュータプログラム
CN112005549B (zh) 一种帧内-帧间预测控制方法、装置、设备及存储介质
JP2021518088A (ja) 小ブロックの予測と変換のための方法、装置、及びプログラム
JP2021521751A (ja) ビデオ符号化において追加中間候補を有するマージモードの方法及び装置
JP2021513826A (ja) ビデオ圧縮における複数ラインのフレーム内予測のための方法および装置
JP2021520150A (ja) 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器
JP2021520173A (ja) ピクチャの復号のための方法、機器及びコンピュータプログラム
JP7066919B2 (ja) 階層的タイル
JP2021520749A (ja) マルチラインイントラ予測に対するｍｐｍリスト生成を実現するための方法、装置、及びコンピュータプログラム
JP2022511851A (ja) 最大変換サイズの制御
CN113711586A (zh) 简化的最可能模式列表生成方案
JP2021521719A (ja) 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
KR20210089756A (ko) 개선된 최고 확률 모드 리스트 생성 스킴
JP2022051929A (ja) ビデオ符号化のための方法、及び装置
JP2023126585A (ja) マルチラインイントラ予測のためのモードリストを生成する方法、並びにその装置及びコンピュータプログラム
JP7061680B2 (ja) ビデオ符号化において縮減された前のラインバッファを使用するインター予測の方法及び装置
JP2022520855A (ja) Ｑｔ／ｂｔ／ｔｔサイズの改善されたヘッダシンタックス
CN113491128A (zh) 语法控制的已解码图片缓冲器管理的方法
HK40079085A (en) Intra-frame-to-inter-frame prediction control method, apparatus, device and storage medium
JP2025537058A (ja) 非分離変換によって生成された変換係数の算術符号化のためのコンテキスト導出
HK40079470A (en) Video encoding and decoding method and related apparatus
HK40055942A (en) Method for managing decoded image buffer, and related device
HK40044790A (en) Intra-frame mode selection in intra-frame prediction

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20201028

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20211109

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220207

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20220607

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20220707

R150 Certificate of patent or registration of utility model

Ref document number: 7104178

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250