TWI766844B - 針對視訊寫碼使用與位置相關之預測組合之改良視訊幀內預測 - Google Patents
針對視訊寫碼使用與位置相關之預測組合之改良視訊幀內預測 Download PDFInfo
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Families Citing this family (71)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190037217A1 (en) * | 2016-02-16 | 2019-01-31 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus, and decoding method and apparatus therefor |
| US10567759B2 (en) | 2016-03-21 | 2020-02-18 | Qualcomm Incorporated | Using luma information for chroma prediction with separate luma-chroma framework in video coding |
| US10623774B2 (en) | 2016-03-22 | 2020-04-14 | Qualcomm Incorporated | Constrained block-level optimization and signaling for video coding tools |
| US10547854B2 (en) | 2016-05-13 | 2020-01-28 | Qualcomm Incorporated | Neighbor based signaling of intra prediction modes |
| JP6956471B2 (ja) * | 2016-05-13 | 2021-11-02 | 日本放送協会 | 符号化装置、復号装置及びプログラム |
| EP3244614A1 (en) * | 2016-05-13 | 2017-11-15 | Thomson Licensing | A method and a device for decoding an intra predicted block of a picture and corresponding coding method and coding device |
| CN117201776A (zh) * | 2016-09-13 | 2023-12-08 | 韩国电子通信研究院 | 视频编码/解码方法和装置以及存储比特流的记录介质 |
| WO2018054269A1 (en) * | 2016-09-22 | 2018-03-29 | Mediatek Inc. | Method and apparatus for video coding using decoder side intra prediction derivation |
| US10506228B2 (en) | 2016-10-04 | 2019-12-10 | Qualcomm Incorporated | Variable number of intra modes for video coding |
| CA3055804C (en) * | 2017-03-10 | 2022-10-18 | Mediatek, Inc. | Method and apparatus of implicit intra coding tool settings with intra directional prediction modes for video coding |
| US11146795B2 (en) | 2017-03-10 | 2021-10-12 | Qualcomm Incorporated | Intra filtering flag in video coding |
| JP7036628B2 (ja) * | 2017-03-10 | 2022-03-15 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
| US10728548B2 (en) * | 2017-04-04 | 2020-07-28 | Futurewei Technologies, Inc. | Processing reference samples used for intra-prediction of a picture block |
| CN112153029A (zh) | 2017-04-21 | 2020-12-29 | 泽尼马克斯媒体公司 | 基于编码器提示的渲染和预编码负载估计的系统和方法 |
| US10638126B2 (en) * | 2017-05-05 | 2020-04-28 | Qualcomm Incorporated | Intra reference filter for video coding |
| US10805641B2 (en) * | 2017-06-15 | 2020-10-13 | Qualcomm Incorporated | Intra filtering applied together with transform processing in video coding |
| CN117097885A (zh) * | 2017-06-21 | 2023-11-21 | Lg 电子株式会社 | 在图像编译系统中根据帧内预测用于解码图像的方法和设备 |
| EP3646600B1 (en) * | 2017-06-26 | 2025-11-19 | InterDigital Madison Patent Holdings, SAS | Method and apparatus for intra prediction with multiple weighted references |
| CN110771166B (zh) | 2017-07-05 | 2022-01-14 | 华为技术有限公司 | 帧内预测装置和方法、编码、解码装置、存储介质 |
| WO2019009748A1 (en) | 2017-07-05 | 2019-01-10 | Huawei Technologies Co., Ltd. | DEVICES AND METHODS FOR VIDEO CODING |
| KR102772028B1 (ko) | 2017-09-15 | 2025-02-26 | 소니그룹주식회사 | 화상 처리 장치 및 방법 |
| KR102747326B1 (ko) | 2017-09-28 | 2024-12-31 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
| US10965941B2 (en) | 2017-10-09 | 2021-03-30 | Qualcomm Incorporated | Position-dependent prediction combinations in video coding |
| 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 |
| US11611757B2 (en) | 2018-04-02 | 2023-03-21 | Qualcomm Incorproated | Position dependent intra prediction combination extended with angular modes |
| EP3554071A1 (en) * | 2018-04-12 | 2019-10-16 | InterDigital VC Holdings, Inc. | Method and apparatus for intra prediction using a composite reference array |
| WO2019199142A1 (ko) * | 2018-04-13 | 2019-10-17 | 엘지전자 주식회사 | 인트라 예측 방법을 결정하기 위한 영상 코딩 방법 및 장치 |
| WO2019222042A1 (en) | 2018-05-14 | 2019-11-21 | Interdigital Vc Holdings, Inc. | Block shape adaptive intra prediction directions for quadtree-binary tree |
| WO2020005573A1 (en) | 2018-06-26 | 2020-01-02 | Interdigital Vc Holdings, Inc. | Multiple reference intra prediction using variable weights |
| US11277644B2 (en) * | 2018-07-02 | 2022-03-15 | Qualcomm Incorporated | Combining mode dependent intra smoothing (MDIS) with intra interpolation filter switching |
| US10567752B2 (en) | 2018-07-02 | 2020-02-18 | Tencent America LLC | Method and apparatus for intra prediction for non-square blocks in video compression |
| CN112425162B (zh) | 2018-07-16 | 2024-12-13 | 交互数字Vc控股公司 | 宽角帧内预测和位置依赖性帧内预测组合 |
| US11128872B2 (en) * | 2018-07-16 | 2021-09-21 | Qualcomm Incorporated | Position dependent intra prediction combination with wide angle intra prediction |
| US10911765B2 (en) * | 2018-08-01 | 2021-02-02 | Tencent America LLC | Method and apparatus for video coding |
| US10491893B1 (en) * | 2018-08-29 | 2019-11-26 | Tencent America LLC | Method and apparatus for multi-line intra prediction |
| CN119484814A (zh) * | 2018-09-21 | 2025-02-18 | 交互数字Vc控股公司 | 帧内变换译码和广角帧内预测的协调方法与装置 |
| GB2577337A (en) * | 2018-09-24 | 2020-03-25 | Sony Corp | Image data encoding and decoding |
| KR20210070368A (ko) | 2018-10-12 | 2021-06-14 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 비디오 이미지 요소 예측 방법 및 장치, 컴퓨터 저장 매체 |
| WO2020084474A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Gradient computation in bi-directional optical flow |
| CN111083484B (zh) | 2018-10-22 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 基于子块的预测 |
| WO2020098647A1 (en) | 2018-11-12 | 2020-05-22 | Beijing Bytedance Network Technology Co., Ltd. | Bandwidth control methods for affine prediction |
| US11310515B2 (en) * | 2018-11-14 | 2022-04-19 | Tencent America LLC | Methods and apparatus for improvement for intra-inter prediction mode |
| CN113170093B (zh) | 2018-11-20 | 2023-05-02 | 北京字节跳动网络技术有限公司 | 视频处理中的细化帧间预测 |
| BR112021010123A2 (pt) | 2018-11-26 | 2021-08-24 | Huawei Technologies Co., Ltd. | Método de predição intra de um bloco de uma imagem |
| EP3881549B1 (en) * | 2018-12-21 | 2024-03-06 | Huawei Technologies Co., Ltd. | Method and apparatus of mode- and size-dependent block-level restrictions |
| CN113228656B (zh) | 2018-12-21 | 2023-10-31 | 北京字节跳动网络技术有限公司 | 使用多项式模型的帧间预测 |
| WO2020162737A1 (ko) | 2019-02-08 | 2020-08-13 | 주식회사 윌러스표준기술연구소 | 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치 |
| KR20210122797A (ko) | 2019-02-28 | 2021-10-12 | 주식회사 윌러스표준기술연구소 | 인트라 예측 기반 비디오 신호 처리 방법 및 장치 |
| JP7377878B2 (ja) * | 2019-03-05 | 2023-11-10 | フラウンホーファー-ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | ハイブリッドビデオ符号化ツールのための使用事例駆動コンテキストモデル選択 |
| CN113545065B (zh) | 2019-03-06 | 2023-12-12 | 北京字节跳动网络技术有限公司 | 转换后的单向预测候选的使用 |
| US12113969B2 (en) * | 2019-03-11 | 2024-10-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Video coding involving GOP-based temporal filtering |
| US11470354B2 (en) * | 2019-03-11 | 2022-10-11 | Tencent America LLC | Inter PDPC mode |
| US12022095B2 (en) * | 2019-03-15 | 2024-06-25 | Qualcomm Incorporated | Video coding with unfiltered reference samples using different chroma formats |
| EP3955571B1 (en) * | 2019-03-25 | 2024-06-05 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Image prediction method, encoder, decoder and storage medium |
| US11445174B2 (en) * | 2019-05-06 | 2022-09-13 | Tencent America LLC | Method and apparatus for video coding |
| KR20220013941A (ko) * | 2019-05-10 | 2022-02-04 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 행렬 기반 인트라 예측 |
| US11197009B2 (en) * | 2019-05-30 | 2021-12-07 | Hulu, LLC | Processing sub-partitions in parallel using reference pixels |
| US11202070B2 (en) | 2019-05-30 | 2021-12-14 | Hulu, LLC | Parallel bi-directional intra-coding of sub-partitions |
| US11134275B2 (en) * | 2019-06-04 | 2021-09-28 | Tencent America LLC | Method and apparatus for performing primary transform based on filtering of blocks |
| US11039156B2 (en) | 2019-06-11 | 2021-06-15 | Tencent America LLC | Unified position dependent prediction combination process |
| EP4376407B1 (en) * | 2019-06-14 | 2025-08-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Coding of intra-prediction modes |
| KR20220035108A (ko) | 2019-07-22 | 2022-03-21 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 행렬 기반 인트라 예측을 이용한 비디오 인코딩 및 디코딩을 위한 방법 및 장치 |
| WO2021015934A1 (en) * | 2019-07-22 | 2021-01-28 | Interdigital Vc Holdings, Inc. | Method and apparatus for video encoding and decoding with matrix based intra-prediction |
| WO2021027925A1 (en) | 2019-08-14 | 2021-02-18 | Beijing Bytedance Network Technology Co., Ltd. | Position-dependent intra prediction sample filtering |
| EP3997872A4 (en) | 2019-08-14 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | WEIGHTING FACTORS FOR FILTERING PREDICTION SAMPLES IN INTRA MODE |
| CN112840660A (zh) | 2019-09-24 | 2021-05-25 | Oppo广东移动通信有限公司 | 预测值的确定方法、编码器、解码器以及计算机存储介质 |
| WO2021068738A1 (en) * | 2019-10-08 | 2021-04-15 | Huawei Technologies Co., Ltd. | Method and apparatus of adaptive adjustment of weighting prediction parameter precision |
| US11671592B2 (en) * | 2019-12-09 | 2023-06-06 | Qualcomm Incorporated | Position-dependent intra-prediction combination for angular intra-prediction modes for video coding |
| CN111193934A (zh) * | 2020-04-10 | 2020-05-22 | 杭州雄迈集成电路技术股份有限公司 | 一种帧内预测方法、系统、计算机设备及可读存储介质 |
| CN113965764B (zh) * | 2020-07-21 | 2023-04-07 | Oppo广东移动通信有限公司 | 图像编码方法、图像解码方法及相关装置 |
| US11743459B2 (en) * | 2020-09-29 | 2023-08-29 | Qualcomm Incorporated | Filtering process for video coding |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120195378A1 (en) * | 2011-01-28 | 2012-08-02 | Qualcomm Incorporated | Pixel level adaptive intra-smoothing |
| US20120207216A1 (en) * | 2009-10-22 | 2012-08-16 | Zhejiang Uiniversity | Video and image encoding/decoding system based on spatial domain prediction |
| US20150110174A1 (en) * | 2013-10-17 | 2015-04-23 | Futurewei Technologies, Inc. | Reference Pixel Selection and Filtering for Intra Coding of Depth Map |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0120009D0 (en) * | 2001-08-15 | 2001-10-10 | Uws Ventures Ltd | Cause and effect diagnosis |
| US9154807B2 (en) * | 2010-06-25 | 2015-10-06 | Qualcomm Incorporated | Inclusion of switched interpolation filter coefficients in a compressed bit-stream |
| CN103621079B (zh) * | 2011-04-25 | 2017-01-18 | Lg电子株式会社 | 帧内预测方法以及使用该方法的编码器和解码器 |
| US9288500B2 (en) * | 2011-05-12 | 2016-03-15 | Texas Instruments Incorporated | Luma-based chroma intra-prediction for video coding |
| US9282344B2 (en) * | 2011-11-04 | 2016-03-08 | Qualcomm Incorporated | Secondary boundary filtering for video coding |
| US9020294B2 (en) * | 2012-01-18 | 2015-04-28 | Dolby Laboratories Licensing Corporation | Spatiotemporal metrics for rate distortion optimization |
| KR101650532B1 (ko) * | 2012-09-28 | 2016-08-23 | 니폰 덴신 덴와 가부시끼가이샤 | 인트라 예측 부호화 방법, 인트라 예측 복호 방법, 인트라 예측 부호화 장치, 인트라 예측 복호 장치, 이들의 프로그램 및 프로그램을 기록한 기록매체 |
| US9451254B2 (en) * | 2013-07-19 | 2016-09-20 | Qualcomm Incorporated | Disabling intra prediction filtering |
| US20180288408A1 (en) * | 2015-10-21 | 2018-10-04 | Sharp Kabushiki Kaisha | Predicted image generation device, image decoding device, and image coding device |
| US10230961B2 (en) * | 2016-06-03 | 2019-03-12 | Mediatek Inc. | Method and apparatus for template-based intra prediction in image and video coding |
| US10674165B2 (en) * | 2016-12-21 | 2020-06-02 | Arris Enterprises Llc | Constrained position dependent intra prediction combination (PDPC) |
| US20190089952A1 (en) * | 2017-09-19 | 2019-03-21 | Futurewei Technologies, Inc. | Bidirectional Weighted Intra Prediction |
-
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120207216A1 (en) * | 2009-10-22 | 2012-08-16 | Zhejiang Uiniversity | Video and image encoding/decoding system based on spatial domain prediction |
| US20120195378A1 (en) * | 2011-01-28 | 2012-08-02 | Qualcomm Incorporated | Pixel level adaptive intra-smoothing |
| US20150110174A1 (en) * | 2013-10-17 | 2015-04-23 | Futurewei Technologies, Inc. | Reference Pixel Selection and Filtering for Intra Coding of Depth Map |
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| ES2779461T3 (es) | 2020-08-17 |
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| JP2018530246A (ja) | 2018-10-11 |
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