PT2782342T - Método e dispositivo para processamento de modo de predição intratrama - Google Patents

Método e dispositivo para processamento de modo de predição intratrama

Info

Publication number
PT2782342T
PT2782342T PT118674415T PT11867441T PT2782342T PT 2782342 T PT2782342 T PT 2782342T PT 118674415 T PT118674415 T PT 118674415T PT 11867441 T PT11867441 T PT 11867441T PT 2782342 T PT2782342 T PT 2782342T
Authority
PT
Portugal
Prior art keywords
intra
prediction mode
frame prediction
mode processing
processing
Prior art date
Application number
PT118674415T
Other languages
English (en)
Inventor
Lin Yongbing
Zheng Xiaozhen
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of PT2782342T publication Critical patent/PT2782342T/pt

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
    • H04N19/11—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
    • H04N19/169—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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PT118674415T 2011-07-01 2011-11-08 Método e dispositivo para processamento de modo de predição intratrama PT2782342T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110184369.9A CN102857764B (zh) 2011-07-01 2011-07-01 帧内预测模式处理的方法和装置

Publications (1)

Publication Number Publication Date
PT2782342T true PT2782342T (pt) 2017-10-13

Family

ID=47295400

Family Applications (1)

Application Number Title Priority Date Filing Date
PT118674415T PT2782342T (pt) 2011-07-01 2011-11-08 Método e dispositivo para processamento de modo de predição intratrama

Country Status (6)

Country Link
US (5) US9769497B2 (pt)
EP (2) EP3301924A1 (pt)
CN (1) CN102857764B (pt)
ES (1) ES2643665T3 (pt)
PT (1) PT2782342T (pt)
WO (1) WO2012167539A1 (pt)

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CN103385002A (zh) * 2010-02-17 2013-11-06 韩国电子通信研究院 用于对超高清图像进行编码的装置及其方法、以及解码装置及其方法
EP2651137A4 (en) * 2010-12-08 2016-03-02 Lg Electronics Inc INTRA-PREDICTION METHOD, ENCODING APPARATUS, AND DECODING APPARATUS USING THE SAME
CN103237213B (zh) * 2013-04-08 2016-03-30 华为技术有限公司 视频编码方法和视频解码方法及相关装置
US11323747B2 (en) * 2013-06-05 2022-05-03 Qualcomm Incorporated Residual differential pulse code modulation (DPCM) extensions and harmonization with transform skip, rotation, and scans
US20150271491A1 (en) * 2014-03-24 2015-09-24 Ati Technologies Ulc Enhanced intra prediction mode selection for use in video transcoding
KR102605285B1 (ko) * 2015-08-19 2023-11-24 엘지전자 주식회사 다중 그래프 기반 모델에 따라 최적화된 변환을 이용하여 비디오 신호를 인코딩/디코딩하는 방법 및 장치
CN109792521A (zh) * 2016-10-04 2019-05-21 韩国电子通信研究院 用于对图像进行编码/解码的方法和设备以及存储比特流的记录介质
US10999604B2 (en) * 2018-04-13 2021-05-04 Mediatek Inc. Adaptive implicit transform setting
KR102542276B1 (ko) 2018-06-15 2023-06-13 후아웨이 테크놀러지 컴퍼니 리미티드 인트라 예측 방법 및 장치
KR20210015963A (ko) 2018-06-29 2021-02-10 후아웨이 테크놀러지 컴퍼니 리미티드 인트라-예측을 위한 디바이스 및 방법
GB2577056B (en) * 2018-09-11 2022-12-14 British Broadcasting Corp Bitstream decoder
WO2020084474A1 (en) 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Gradient computation in bi-directional optical flow
WO2020098647A1 (en) 2018-11-12 2020-05-22 Beijing Bytedance Network Technology Co., Ltd. Bandwidth control methods for affine prediction
CN113056914B (zh) 2018-11-20 2024-03-01 北京字节跳动网络技术有限公司 基于部分位置的差计算
US11102490B2 (en) * 2018-12-31 2021-08-24 Tencent America LLC Coefficient scanning methods on adaptive angle mode
JP2022521554A (ja) 2019-03-06 2022-04-08 北京字節跳動網絡技術有限公司 変換された片予測候補の利用
CN112055200A (zh) * 2019-06-05 2020-12-08 华为技术有限公司 Mpm列表构建方法、色度块的帧内预测模式获取方法及装置
WO2020258013A1 (zh) 2019-06-25 2020-12-30 Oppo广东移动通信有限公司 映射方法、编码器、解码器以及计算机存储介质

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CN100474932C (zh) * 2003-12-30 2009-04-01 中国科学院计算技术研究所 基于最佳预测模式概率的视频帧内图像快速编码方法
WO2006106935A1 (ja) 2005-04-01 2006-10-12 Matsushita Electric Industrial Co., Ltd. 画像復号化装置及び画像復号化方法
KR100703200B1 (ko) * 2005-06-29 2007-04-06 한국산업기술대학교산학협력단 인트라 부호화 장치 및 방법
CN101500161B (zh) * 2008-01-31 2012-03-21 华为技术有限公司 基于自适应块变换的帧内预测方法及装置
CN101605255B (zh) * 2008-06-12 2011-05-04 华为技术有限公司 一种视频编解码的方法及装置
CN101350927B (zh) * 2008-07-29 2011-07-13 北京中星微电子有限公司 帧内预测选择最优预测模式的方法及装置
CN101677406B (zh) 2008-09-19 2011-04-20 华为技术有限公司 一种视频编解码的方法及装置
KR101452860B1 (ko) * 2009-08-17 2014-10-23 삼성전자주식회사 영상의 부호화 방법 및 장치, 영상 복호화 방법 및 장치
CN101877792B (zh) * 2010-06-17 2012-08-08 无锡中星微电子有限公司 帧内模式预测方法与装置、编码器
US8923395B2 (en) * 2010-10-01 2014-12-30 Qualcomm Incorporated Video coding using intra-prediction
CN102006481B (zh) 2010-12-17 2012-10-10 武汉大学 基于块特征的快速帧内预测模式选择方法

Also Published As

Publication number Publication date
EP2782342A1 (en) 2014-09-24
US20150043634A1 (en) 2015-02-12
EP2782342A4 (en) 2015-01-07
CN102857764A (zh) 2013-01-02
WO2012167539A1 (zh) 2012-12-13
US20170353736A1 (en) 2017-12-07
US20230421807A1 (en) 2023-12-28
US10887620B2 (en) 2021-01-05
US9769497B2 (en) 2017-09-19
US20210168399A1 (en) 2021-06-03
ES2643665T3 (es) 2017-11-23
US20190098336A1 (en) 2019-03-28
CN102857764B (zh) 2016-03-09
EP3301924A1 (en) 2018-04-04
US11770556B2 (en) 2023-09-26
US10154284B2 (en) 2018-12-11
EP2782342B1 (en) 2017-08-30

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