JP6707678B2 - 動き補償予測のための方法及び装置 - Google Patents
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- 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
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- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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Description
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[−1,4,−11,40,40,−11,4,−1]及び
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a0,0=(−A−3,0+4*A−2,0−10*A−1,0+58*A0,0+17*A1,0−5*A2,0+A3,0)>>6
b0,0=(−A−3,0+4*A−2,0−11*A−1,0+40*A0,0+40*A1,0−11*A2,0+4*A3,0−A4,0)>>6
c0,0=(A−2,0−5*A−1,0+17*A0,0+58*A1,0−10*A2,0+4*A3,0−A4,0)>>6
動きベクトルの水平構成要素の分数部は、どのサンプルが導出されるかを決定する。例えば分数部が1/4である場合、a0,0が導出される。
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動きベクトルの水平及び垂直の構成要素の分数部は、どのサンプルが導出されるかを決定する。例えば水平分数部が1/4であり、垂直分数部が3/4である場合、p0,0が導出される。
Claims (12)
- フレーム間予測の下で実行される動き補償のためのビデオ復号方法であって、
参照ピクチャメモリから参照サンプルを取り出すステップと、
第1の分数サンプル補間を前記取り出された参照サンプルに第1の方向で適用して、分数サンプルの第1のセットを生成するステップと、
第2の分数サンプル補間を前記分数サンプルの第1のセットに第2の方向で適用して、分数サンプルの第2のセットを生成するステップと、
を実装するためにビデオ復号器のプロセッサによって実行されるコンピュータ実行可能ステップを含み、
前記参照サンプルは、第1のビット深度で表され、
前記分数サンプルの第1のセットは、前記参照サンプルの第1のビット深度とは関係なく、一定である第2のビット深度で表され、
前記分数サンプル補間が、
[−1,4,−11,40,40,−11,4,−1]
の係数を有する8タップFIRフィルタを適用して、4分の1画素サンプルを生成し、
前記第2のビット深度は、前記分数サンプルを表現するために使用可能なビット数に等しく設定され、前記第1のビット深度から前記第2のビット深度への調整処理は、前記分数サンプルを表現するために使用可能なビット数から前記整数サンプルの第1のビット深度を引いたものに等しく設定される係数に基づく、
方法。 - 前記分数サンプル補間が、前記分数サンプルが所望の精度を有するように、フィルタリングされた結果のそれぞれを切り捨てるステップを含む、請求項1に記載の方法。
- 前記第2のビット深度は、前記第1の分数サンプル補間及び前記第2の分数サンプル補間の補間プロセス全体にわたって一定である、請求項2に記載の方法。
- フィルタリングされた結果のそれぞれを切り捨てるステップが、切り捨てられた結果を負の無限大方向に丸めるステップを含む、請求項3に記載の方法。
- 前記参照サンプルの前記第1のビット深度は、8または10である、請求項1〜4のいずれか一項に記載の方法。
- 前記第2のビット深度は、14である、請求項1〜5のいずれか一項に記載の方法。
- フレーム間予測の下で実行される動き補償のためのビデオ復号装置であって、
参照ピクチャメモリから参照サンプルを取り出す取り出し部と、
第1の分数サンプル補間を前記取り出された参照サンプルに第1の方向で適用して、分数サンプルの第1のセットを生成する第1分数サンプル補間適用部と、
第2の分数サンプル補間を前記分数サンプルの第1のセットに第2の方向で適用して、分数サンプルの第2のセットを生成する第2分数サンプル補間適用部と、
を備え、
前記参照サンプルは、第1のビット深度で表され、
前記分数サンプルの第1のセットは、前記参照サンプルの第1のビット深度とは関係なく、一定である第2のビット深度で表され、
前記分数サンプル補間が、
[−1,4,−11,40,40,−11,4,−1]
の係数を有する8タップFIRフィルタを適用して、4分の1画素サンプルを生成し、
前記第2のビット深度は、前記分数サンプルを表現するために使用可能なビット数に等しく設定され、前記第1のビット深度から前記第2のビット深度への調整処理は、前記分数サンプルを表現するために使用可能なビット数から前記整数サンプルの第1のビット深度を引いたものに等しく設定される係数に基づく、
ビデオ復号装置。 - 前記分数サンプル補間が、前記分数サンプルが所望の精度を有するように、フィルタリングされた結果のそれぞれを切り捨てることを含む、請求項7に記載のビデオ復号装置。
- 前記第2のビット深度は、前記第1の分数サンプル補間及び前記第2の分数サンプル補間の補間プロセス全体にわたって一定である、請求項8に記載のビデオ復号装置。
- フィルタリングされた結果のそれぞれを切り捨てることは、切り捨てられた結果を負の無限大方向に丸めることを含む、請求項8に記載のビデオ復号装置。
- 前記参照サンプルの前記第1のビット深度は、8または10である、請求項7〜10のいずれか一項に記載のビデオ復号装置。
- 前記第2のビット深度は、14である、請求項7〜11のいずれか一項に記載のビデオ復号装置。
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HUE064092T2 (hu) | 2011-06-24 | 2024-02-28 | Ntt Docomo Inc | Eljárás mozgáskompenzált predikcióhoz |
EP2843950A1 (en) * | 2011-06-28 | 2015-03-04 | Samsung Electronics Co., Ltd | Method for image interpolation using asymmetric interpolation filter and apparatus therefor |
WO2014162736A1 (en) | 2013-04-05 | 2014-10-09 | Sharp Kabushiki Kaisha | Video compression with color bit depth scaling |
CN104618680B (zh) * | 2015-01-21 | 2017-09-05 | 北京瀚景锦河科技有限公司 | 一种视频分辨率的压缩方法 |
US10257524B2 (en) * | 2015-07-01 | 2019-04-09 | Mediatek Inc. | Residual up-sampling apparatus for performing transform block up-sampling and residual down-sampling apparatus for performing transform block down-sampling |
WO2019072368A1 (en) | 2017-10-09 | 2019-04-18 | Huawei Technologies Co., Ltd. | LIMITED MEMORY ACCESS WINDOW FOR MOTION VECTOR REFINEMENT |
CN112422976B (zh) * | 2019-08-23 | 2024-04-16 | 北京大学 | 一种视频编码标准中的亮度分量运动补偿方法及视频编码方法 |
BR112022004553A2 (pt) | 2019-09-13 | 2022-06-07 | Beijing Bytedance Network Tech Co Ltd | Método de processamento de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento e meio de gravação não transitórios legíveis por computador |
JP2022548555A (ja) * | 2019-09-24 | 2022-11-21 | アリババ グループ ホウルディング リミテッド | 映像符号化のための動き補償方法 |
JP7534395B2 (ja) * | 2019-09-30 | 2024-08-14 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | インター予測装置用の補間フィルタおよびビデオコーディングのための方法 |
US11523112B2 (en) | 2020-04-09 | 2022-12-06 | Tencent America LLC | Intra coding with L-type partitioning tree |
Family Cites Families (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7006571B1 (en) * | 1997-06-03 | 2006-02-28 | Hitachi, Ltd. | Method of synthesizing interframe predicted image, and image coding and decoding method and device therefore |
JPH1169345A (ja) * | 1997-06-11 | 1999-03-09 | Fujitsu Ltd | フレーム間予測動画像符号化装置及び復号装置並びにフレーム間予測動画像符号化方法及び復号方法 |
KR100739281B1 (ko) * | 2000-02-21 | 2007-07-12 | 주식회사 팬택앤큐리텔 | 움직임 추정 방법 및 장치 |
DE10022264A1 (de) | 2000-05-08 | 2001-11-22 | Micronas Munich Gmbh | Videosignal-Decoder und Verfahren zur Beseitigung von Bildstörungen in einem Videobild |
US6950469B2 (en) * | 2001-09-17 | 2005-09-27 | Nokia Corporation | Method for sub-pixel value interpolation |
US7620109B2 (en) | 2002-04-10 | 2009-11-17 | Microsoft Corporation | Sub-pixel interpolation in motion estimation and compensation |
US7305034B2 (en) * | 2002-04-10 | 2007-12-04 | Microsoft Corporation | Rounding control for multi-stage interpolation |
JP4161676B2 (ja) * | 2002-10-18 | 2008-10-08 | ソニー株式会社 | 信号処理装置、その方法およびそのプログラム |
US20040076333A1 (en) * | 2002-10-22 | 2004-04-22 | Huipin Zhang | Adaptive interpolation filter system for motion compensated predictive video coding |
WO2005104564A1 (ja) * | 2004-04-21 | 2005-11-03 | Matsushita Electric Industrial Co., Ltd. | 動き補償装置 |
US8731054B2 (en) * | 2004-05-04 | 2014-05-20 | Qualcomm Incorporated | Method and apparatus for weighted prediction in predictive frames |
EP1617672A1 (en) | 2004-07-13 | 2006-01-18 | Matsushita Electric Industrial Co., Ltd. | Motion estimator/compensator including a 16-bit 1/8 pel interpolation filter |
CA2584765A1 (en) * | 2004-10-21 | 2006-05-04 | Sony Electonics Inc. | Supporting fidelity range extensions in advanced video codec file format |
US8208564B2 (en) * | 2005-06-24 | 2012-06-26 | Ntt Docomo, Inc. | Method and apparatus for video encoding and decoding using adaptive interpolation |
JP5111392B2 (ja) | 2005-12-08 | 2013-01-09 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 適応ガード・インターバルを備えた単一キャリア・ブロック送信のためのシステム、装置及び方法 |
KR100772390B1 (ko) * | 2006-01-23 | 2007-11-01 | 삼성전자주식회사 | 방향 보간 방법 및 그 장치와, 그 보간 방법이 적용된부호화 및 복호화 방법과 그 장치 및 복호화 장치 |
US8705630B2 (en) * | 2006-02-10 | 2014-04-22 | Nvidia Corporation | Adapting one type of encoder to another type of encoder |
WO2007114368A1 (ja) * | 2006-03-30 | 2007-10-11 | Kabushiki Kaisha Toshiba | 画像符号化装置及び方法並びに画像復号化装置及び方法 |
EP3484154A1 (en) * | 2006-10-25 | 2019-05-15 | GE Video Compression, LLC | Quality scalable coding |
CN100551073C (zh) * | 2006-12-05 | 2009-10-14 | 华为技术有限公司 | 编解码方法及装置、分像素插值处理方法及装置 |
WO2008084378A2 (en) * | 2007-01-09 | 2008-07-17 | Nokia Corporation | Adaptive interpolation filters for video coding |
US9118927B2 (en) * | 2007-06-13 | 2015-08-25 | Nvidia Corporation | Sub-pixel interpolation and its application in motion compensated encoding of a video signal |
CN100568920C (zh) * | 2007-07-24 | 2009-12-09 | 浙江大学 | 串行输入并行输出的视频图像亮度插值的方法和装置 |
US8819095B2 (en) * | 2007-08-28 | 2014-08-26 | Qualcomm Incorporated | Fast computation of products by dyadic fractions with sign-symmetric rounding errors |
CN100562114C (zh) * | 2007-08-30 | 2009-11-18 | 上海交通大学 | 视频解码方法与解码装置 |
US8208560B2 (en) * | 2007-10-15 | 2012-06-26 | Intel Corporation | Bit depth enhancement for scalable video coding |
US8204333B2 (en) * | 2007-10-15 | 2012-06-19 | Intel Corporation | Converting video and image signal bit depths |
KR101946376B1 (ko) * | 2007-10-16 | 2019-02-11 | 엘지전자 주식회사 | 비디오 신호 처리 방법 및 장치 |
US8953673B2 (en) * | 2008-02-29 | 2015-02-10 | Microsoft Corporation | Scalable video coding and decoding with sample bit depth and chroma high-pass residual layers |
US8711948B2 (en) * | 2008-03-21 | 2014-04-29 | Microsoft Corporation | Motion-compensated prediction of inter-layer residuals |
US8831086B2 (en) * | 2008-04-10 | 2014-09-09 | Qualcomm Incorporated | Prediction techniques for interpolation in video coding |
EP2279622B1 (en) * | 2008-04-16 | 2014-10-01 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Bit-depth scalability |
US9326004B2 (en) * | 2008-06-03 | 2016-04-26 | Broadcom Corporation | Reduced memory mode video decode |
JP5697301B2 (ja) * | 2008-10-01 | 2015-04-08 | 株式会社Nttドコモ | 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、動画像符号化プログラム、動画像復号プログラム、及び動画像符号化・復号システム |
EP2422520A1 (en) * | 2009-04-20 | 2012-02-29 | Dolby Laboratories Licensing Corporation | Adaptive interpolation filters for multi-layered video delivery |
EP2442569A1 (en) * | 2009-06-09 | 2012-04-18 | Sony Corporation | Image processing device and method |
JP2011061320A (ja) * | 2009-09-07 | 2011-03-24 | Sony Corp | 動き補償装置、符号化装置、復号装置、これらにおける処理方法およびプログラム |
CN101715125B (zh) * | 2009-09-11 | 2011-09-28 | 中山大学 | 一种用于h.264视频编码的联合分数点运动估计和插值方法 |
WO2011086672A1 (ja) * | 2010-01-13 | 2011-07-21 | 株式会社 東芝 | 動画像符号化装置および復号装置 |
CN101778280B (zh) * | 2010-01-14 | 2011-09-28 | 山东大学 | 一种基于avs运动补偿亮度插值运算的电路及方法 |
JP5323252B2 (ja) * | 2010-03-30 | 2013-10-23 | 株式会社東芝 | 動画像符号化方法、復号化方法、符号化装置および復号化装置 |
GB201007351D0 (en) * | 2010-04-30 | 2010-06-16 | Imagination Tech Ltd | Varying temporal interpolation in a motion compensated frame interpolation system |
CN103119935B (zh) | 2010-07-09 | 2016-05-04 | 三星电子株式会社 | 图像插值方法和设备 |
US9036706B2 (en) * | 2011-06-22 | 2015-05-19 | Google Inc. | Fractional pixel interpolation filter for video compression |
HUE064092T2 (hu) * | 2011-06-24 | 2024-02-28 | Ntt Docomo Inc | Eljárás mozgáskompenzált predikcióhoz |
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