CN109804623A - 参考样本缺失时改进的帧内预测方法 - Google Patents

参考样本缺失时改进的帧内预测方法 Download PDF

Info

Publication number
CN109804623A
CN109804623A CN201780059589.4A CN201780059589A CN109804623A CN 109804623 A CN109804623 A CN 109804623A CN 201780059589 A CN201780059589 A CN 201780059589A CN 109804623 A CN109804623 A CN 109804623A
Authority
CN
China
Prior art keywords
predicting unit
reference sample
directional pattern
certain orientation
orientation mode
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.)
Pending
Application number
CN201780059589.4A
Other languages
English (en)
Chinese (zh)
Inventor
F.雷凯普
F.加尔平
T.波里埃
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.)
InterDigital VC Holdings Inc
Original Assignee
InterDigital VC Holdings Inc
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 InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Priority to CN202310512613.2A priority Critical patent/CN116647674A/zh
Publication of CN109804623A publication Critical patent/CN109804623A/zh
Pending legal-status Critical Current

Links

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
    • H04N19/50—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
    • H04N19/132—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
    • H04N19/182—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 pixel

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201780059589.4A 2016-09-27 2017-09-18 参考样本缺失时改进的帧内预测方法 Pending CN109804623A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310512613.2A CN116647674A (zh) 2016-09-27 2017-09-18 参考样本缺失时改进的帧内预测方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP16306238.3A EP3300362A1 (en) 2016-09-27 2016-09-27 Method for improved intra prediction when reference samples are missing
EP16306238.3 2016-09-27
PCT/EP2017/073494 WO2018059992A1 (en) 2016-09-27 2017-09-18 Method for improved intra prediction when reference samples are missing

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202310512613.2A Division CN116647674A (zh) 2016-09-27 2017-09-18 参考样本缺失时改进的帧内预测方法

Publications (1)

Publication Number Publication Date
CN109804623A true CN109804623A (zh) 2019-05-24

Family

ID=57130321

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202310512613.2A Pending CN116647674A (zh) 2016-09-27 2017-09-18 参考样本缺失时改进的帧内预测方法
CN201780059589.4A Pending CN109804623A (zh) 2016-09-27 2017-09-18 参考样本缺失时改进的帧内预测方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN202310512613.2A Pending CN116647674A (zh) 2016-09-27 2017-09-18 参考样本缺失时改进的帧内预测方法

Country Status (6)

Country Link
US (4) US10834387B2 (enExample)
EP (2) EP3300362A1 (enExample)
JP (2) JP7365234B2 (enExample)
KR (3) KR20190053257A (enExample)
CN (2) CN116647674A (enExample)
WO (1) WO2018059992A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102835516B1 (ko) * 2017-01-20 2025-07-16 세종대학교산학협력단 비디오 신호의 부호화 또는 복호화 방법 및 장치
US11363279B2 (en) * 2019-04-15 2022-06-14 Tencent America LLC Method and apparatus in video coding with flexible coding order
US20240114148A1 (en) * 2020-11-16 2024-04-04 Hyundai Motor Company Video encoding and decoding method for adaptively determining chroma intra directional prediction mode
WO2022108422A1 (ko) * 2020-11-23 2022-05-27 현대자동차주식회사 적응적 참조화소 선택을 이용한 영상 부호화 및 복호화 방법
WO2025159626A1 (ko) * 2024-01-23 2025-07-31 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110280304A1 (en) * 2010-05-17 2011-11-17 Lg Electronics Inc. Intra prediction modes
US20110293001A1 (en) * 2010-05-25 2011-12-01 Lg Electronics Inc. New planar prediction mode
US20130188702A1 (en) * 2012-01-19 2013-07-25 Futurewei Technologies, Inc. Simplification of Mode Dependent Intra Smoothing
CN105247871A (zh) * 2014-03-04 2016-01-13 微软技术许可有限责任公司 帧内块复制预测中的块翻动和跳跃模式
KR20160101041A (ko) * 2014-02-12 2016-08-24 주식회사 칩스앤미디어 동영상 처리 방법 및 장치

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030231795A1 (en) * 2002-06-12 2003-12-18 Nokia Corporation Spatial prediction based intra-coding
US7289674B2 (en) * 2002-06-11 2007-10-30 Nokia Corporation Spatial prediction based intra coding
CN100464579C (zh) * 2006-07-13 2009-02-25 北京中星微电子有限公司 一种对数字视频图像中物体边沿的处理方法及装置
MX348486B (es) * 2010-04-23 2017-06-15 M&K Holdings Inc Aparato para codificar imagen.
EP2651137A4 (en) * 2010-12-08 2016-03-02 Lg Electronics Inc INTRAPRADIATION PROCESS AND CODING DEVICE AND DECODING DEVICE FOR ITS APPLICATION
CN102595118B (zh) 2011-01-14 2015-04-08 华为技术有限公司 一种编解码中的预测方法和预测器
WO2012134046A2 (ko) 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
WO2013067942A1 (zh) * 2011-11-08 2013-05-16 华为技术有限公司 一种帧内预测方法和装置
US20130271565A1 (en) * 2012-04-16 2013-10-17 Qualcomm Incorporated View synthesis based on asymmetric texture and depth resolutions
AU2014216056A1 (en) * 2014-08-25 2016-03-10 Canon Kabushiki Kaisha Method, apparatus and system for predicting a block of video samples
EP3202145B1 (en) * 2014-09-30 2018-12-12 Telefonaktiebolaget LM Ericsson (publ) Encoding and decoding a video frame in separate processing units
WO2016066093A1 (en) * 2014-10-31 2016-05-06 Mediatek Inc. Method of improved directional intra prediction for video coding
CN117221595A (zh) * 2016-06-22 2023-12-12 Lx 半导体科技有限公司 图像编码/解码方法以及图像数据的传输方法
US10460513B2 (en) * 2016-09-22 2019-10-29 Advanced Micro Devices, Inc. Combined world-space pipeline shader stages
EP3301915A1 (en) * 2016-09-30 2018-04-04 Thomson Licensing Method and apparatus for omnidirectional video coding with adaptive intra most probable modes
US10554977B2 (en) * 2017-02-10 2020-02-04 Intel Corporation Method and system of high throughput arithmetic entropy coding for video coding
US10742975B2 (en) * 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
EP3410722A1 (en) * 2017-05-31 2018-12-05 Thomson Licensing Method and apparatus for low-complexity bi-directional intra prediction in video encoding and decoding
EP3487177A1 (en) * 2017-11-21 2019-05-22 Thomson Licensing Method and apparatus for low-complexity bi-directional intra prediction in video encoding and decoding
WO2020017987A1 (en) * 2018-06-29 2020-01-23 Huawei Technologies Co., Ltd Intra-prediction apparatus, encoding apparatus, decoding apparatus and methods

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110280304A1 (en) * 2010-05-17 2011-11-17 Lg Electronics Inc. Intra prediction modes
CN102972028A (zh) * 2010-05-17 2013-03-13 Lg电子株式会社 新的帧内预测模式
US20110293001A1 (en) * 2010-05-25 2011-12-01 Lg Electronics Inc. New planar prediction mode
US20130188702A1 (en) * 2012-01-19 2013-07-25 Futurewei Technologies, Inc. Simplification of Mode Dependent Intra Smoothing
CN104380730A (zh) * 2012-01-19 2015-02-25 华为技术有限公司 模式依赖帧内平滑的简化
KR20160101041A (ko) * 2014-02-12 2016-08-24 주식회사 칩스앤미디어 동영상 처리 방법 및 장치
CN105247871A (zh) * 2014-03-04 2016-01-13 微软技术许可有限责任公司 帧内块复制预测中的块翻动和跳跃模式

Also Published As

Publication number Publication date
JP7365234B2 (ja) 2023-10-19
CN116647674A (zh) 2023-08-25
JP2023175946A (ja) 2023-12-12
US11363254B2 (en) 2022-06-14
EP3520398A1 (en) 2019-08-07
US20200413041A1 (en) 2020-12-31
KR20220155402A (ko) 2022-11-22
US20240163424A1 (en) 2024-05-16
US20220312000A1 (en) 2022-09-29
JP2019533348A (ja) 2019-11-14
KR20240052895A (ko) 2024-04-23
EP3300362A1 (en) 2018-03-28
US10834387B2 (en) 2020-11-10
KR102658747B1 (ko) 2024-04-19
US11863739B2 (en) 2024-01-02
WO2018059992A1 (en) 2018-04-05
KR20190053257A (ko) 2019-05-17
US20190273918A1 (en) 2019-09-05

Similar Documents

Publication Publication Date Title
JP7782086B2 (ja) ブロック分割及びブロック統合をサポートする画像符号化
CN112291571B (zh) 视频解码方法及装置以及计算机设备和存储介质
JP6378433B2 (ja) イントラｂｃとインター予測の統合のためのａｍｖｐおよびマージ候補リスト導出
CN109804623A (zh) 参考样本缺失时改进的帧内预测方法
JP7080542B2 (ja) 符号化単位の符号化コストの決定方法並びにその装置、コンピュータ可読記憶媒体、端末、及びコンピュータプログラム
JP6697582B2 (ja) イントラ予測動画符号化方法および装置
EP4568247A2 (en) Concept for enhancing parallel coding capabilities
KR20170063885A (ko) 파면 병렬 프로세싱이 인에이블되는 경우의 인트라 픽쳐 예측 모드에 대한 규칙
GB2531004A (en) Residual colour transform signalled at sequence level for specific coding modes
BR112014004922B1 (pt) Aparelho para decodificação de informações de movimento em modo de fusão
CN111295881B (zh) 用于图像和视频编解码的画面内预测融合的方法和装置
KR102848785B1 (ko) 인터 프레임의 세그먼트를 부호화하기 위한 방법 및 전자 장치
KR20240134153A (ko) 디코더 측 크로마 인트라 예측 모드 그래디언트 기반 도출
JP2024045681A (ja) ビデオコーディングのための方法、装置及びプログラム
KR20250162950A (ko) 디코딩 예측 방법, 장치 및 컴퓨터 저장 매체
JP2023507337A (ja) コンテンツ適応セグメント化予測
JP2025501981A (ja) ブロックベースの映像コーディングのための符号予測
RU2811517C2 (ru) Идентификация отсчетов для режима внутрикадрового копирования блоков при кодировании видео
RU2811460C2 (ru) Виртуальный буфер для прогнозирования при кодировании видео в режиме внутрикадрового копирования блоков
BR112021014787A2 (pt) Métodos e dispositivos para codificar e decodificar um fluxo de dados representante de pelo menos uma imagem
BR112017004041B1 (pt) Método implementado por computador, mídia legível por computador e sistema de computação
BR122022001703B1 (pt) Método, sistema de computador, mídia legível por computador
BR112018006627B1 (pt) Método e dispositivo para decodificar dados de vídeo, método e dispositivo para codificar dados de vídeo e memória legível por computador

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
AD01 Patent right deemed abandoned

Effective date of abandoning: 20231117

AD01 Patent right deemed abandoned