JP2012502552A - 暗黙的な動き予測を使用した予測精緻化のための方法及び装置 - Google Patents

暗黙的な動き予測を使用した予測精緻化のための方法及び装置 Download PDF

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JP2012502552A
JP2012502552A JP2011526038A JP2011526038A JP2012502552A JP 2012502552 A JP2012502552 A JP 2012502552A JP 2011526038 A JP2011526038 A JP 2011526038A JP 2011526038 A JP2011526038 A JP 2011526038A JP 2012502552 A JP2012502552 A JP 2012502552A
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prediction
motion
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block
coarse
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JP2012502552A5 (enExample
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ジォン，ユンフェイ
ディヴォラ・エスコーダ，オスカー
イン，ペン
ソーレ，ジョエル
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Thomson Licensing SAS
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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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2011526038A 2008-09-04 2009-09-01 暗黙的な動き予測を使用した予測精緻化のための方法及び装置 Pending JP2012502552A (ja)

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US9429508P 2008-09-04 2008-09-04
US61/094,295 2008-09-04
PCT/US2009/004948 WO2010027457A1 (en) 2008-09-04 2009-09-01 Methods and apparatus for prediction refinement using implicit motion prediction

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JP2012502552A5 JP2012502552A5 (enExample) 2012-10-18

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JP2015016565A Expired - Fee Related JP5978329B2 (ja) 2008-09-04 2015-01-30 暗黙的な動き予測を使用した予測精緻化のための方法及び装置

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US (1) US20110158320A1 (enExample)
EP (1) EP2321970A1 (enExample)
JP (2) JP2012502552A (enExample)
KR (1) KR101703362B1 (enExample)
CN (1) CN102204254B (enExample)
BR (1) BRPI0918478A2 (enExample)
TW (1) TWI530194B (enExample)
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CN101931803B (zh) * 2009-06-26 2013-01-09 华为技术有限公司 视频图像运动信息获取方法、装置及设备、模板构造方法
ES2778227T3 (es) * 2010-10-06 2020-08-10 Ntt Docomo Inc Dispositivo, método y programa de decodificación bipredictiva de imágenes
US20120106640A1 (en) * 2010-10-31 2012-05-03 Broadcom Corporation Decoding side intra-prediction derivation for video coding
US9635382B2 (en) * 2011-01-07 2017-04-25 Texas Instruments Incorporated Method, system and computer program product for determining a motion vector
BR122020020892B1 (pt) 2011-03-09 2023-01-24 Kabushiki Kaisha Toshiba Método para codificação e decodificação de imagem e a realização de interpredição em um bloco de pixels divididos
JP2014531153A (ja) * 2011-09-14 2014-11-20 サムスン エレクトロニクスカンパニー リミテッド ビデオ符号化方法、ビデオ復号化方法及びその装置
US20130121417A1 (en) * 2011-11-16 2013-05-16 Qualcomm Incorporated Constrained reference picture sets in wave front parallel processing of video data
BR112014016922B1 (pt) * 2012-01-18 2023-01-31 JVC Kenwood Corporation Dispositivo e método de codificação de representação em movimento e dispositivo e método de decodificação de representação em movimento
TWI476640B (zh) 2012-09-28 2015-03-11 Ind Tech Res Inst 時間資料序列的平滑化方法與裝置
WO2015102430A1 (en) * 2014-01-01 2015-07-09 Lg Electronics Inc. Method and apparatus for encoding, decoding a video signal using an adaptive prediction filter
WO2016184527A1 (en) * 2015-05-21 2016-11-24 Huawei Technologies Co., Ltd. Apparatus and method for video motion compensation
CN114615493A (zh) * 2016-03-24 2022-06-10 英迪股份有限公司 视频解码方法、视频编码方法和可读记录介质
WO2017195914A1 (ko) * 2016-05-11 2017-11-16 엘지전자 주식회사 비디오 코딩 시스템에서 인터 예측 방법 및 장치
US10621731B1 (en) * 2016-05-31 2020-04-14 NGCodec Inc. Apparatus and method for efficient motion estimation for different block sizes
US11638027B2 (en) 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
US12063387B2 (en) * 2017-01-05 2024-08-13 Hfi Innovation Inc. Decoder-side motion vector restoration for video coding
CN106713935B (zh) * 2017-01-09 2019-06-11 杭州电子科技大学 一种基于贝叶斯决策的hevc块划分快速方法
CN110832862B (zh) * 2017-06-30 2022-06-14 华为技术有限公司 解码端运动矢量导出的容错与并行处理
CN119363983A (zh) 2018-07-17 2025-01-24 松下电器（美国）知识产权公司 用于视频编码的系统和方法
US11451807B2 (en) * 2018-08-08 2022-09-20 Tencent America LLC Method and apparatus for video coding
EP3928521A4 (en) 2019-04-02 2022-08-17 Beijing Bytedance Network Technology Co., Ltd. BIDIRECTIONAL OPTICAL FLOW BASED VIDEO ENCODING AND DECODING
WO2020211867A1 (en) 2019-04-19 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Delta motion vector in prediction refinement with optical flow process
KR102662024B1 (ko) 2019-04-19 2024-05-21 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 상이한 모션 벡터 정제의 그레디언트 계산
WO2020211866A1 (en) * 2019-04-19 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Applicability of prediction refinement with optical flow process

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TW201016020A (en) 2010-04-16
JP2015084597A (ja) 2015-04-30
KR20110065503A (ko) 2011-06-15
TWI530194B (zh) 2016-04-11
US20110158320A1 (en) 2011-06-30
WO2010027457A1 (en) 2010-03-11
KR101703362B1 (ko) 2017-02-06
JP5978329B2 (ja) 2016-08-24
BRPI0918478A2 (pt) 2015-12-01
CN102204254B (zh) 2015-03-18
CN102204254A (zh) 2011-09-28
EP2321970A1 (en) 2011-05-18

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