CN112534817A - 视频图像分量的预测方法、装置及计算机存储介质 - Google Patents
视频图像分量的预测方法、装置及计算机存储介质 Download PDFInfo
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Abstract
一种视频图像分量的预测方法、装置及计算机存储介质,根据当前编码块所有采样点的第一图像分量重建值,获取至少一个阈值(S601);根据所述当前编码块的第一图像分量相邻参考值与所述至少一个阈值的比较结果进行分组,得到至少两组第一图像分量相邻参考值和第二图像分量相邻参考值(S602);根据所述至少两组第一图像分量相邻参考值和第二图像分量相邻参考值,建立至少两个计算模型(S603);根据所述当前编码块所有采样点的第一图像分量重建值与所述至少一个阈值的比较结果,从所述至少两个计算模型中选取所述当前编码块中各采样点对应的计算模型(S604);根据所述当前编码块中各采样点对应的计算模型,获取所述当前编码块中各采样点的第二图像分量预测值(S605)。
Description
PCT国内申请,说明书已公开。
Claims (11)
- PCT国内申请,权利要求书已公开。
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CN202310639796.4A CN116668675A (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
CN202110315871.2A CN113068028B (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
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PCT/CN2018/099684 WO2020029187A1 (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
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CN202310639796.4A Division CN116668675A (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
CN202110315871.2A Division CN113068028B (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
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CN202310639796.4A Pending CN116668675A (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
CN202110315871.2A Active CN113068028B (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
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CN202110315871.2A Active CN113068028B (zh) | 2018-08-09 | 2018-08-09 | 视频图像分量的预测方法、装置及计算机存储介质 |
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US (1) | US11503312B2 (zh) |
EP (1) | EP3823278A4 (zh) |
JP (1) | JP2022500890A (zh) |
KR (1) | KR20210042355A (zh) |
CN (3) | CN112534817A (zh) |
AU (1) | AU2018435559A1 (zh) |
BR (1) | BR112021002191A2 (zh) |
CA (1) | CA3109008A1 (zh) |
IL (1) | IL280692A (zh) |
MX (1) | MX2021001569A (zh) |
PH (1) | PH12021550290A1 (zh) |
SG (1) | SG11202101331RA (zh) |
WO (1) | WO2020029187A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113489974A (zh) * | 2021-07-02 | 2021-10-08 | 浙江大华技术股份有限公司 | 帧内预测方法、视频/图像编解码方法及相关装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US11363284B2 (en) | 2019-05-09 | 2022-06-14 | Qualcomm Incorporated | Upsampling in affine linear weighted intra prediction |
WO2023275434A1 (en) * | 2021-06-28 | 2023-01-05 | Nokia Technologies Oy | An apparatus and a method for video coding and decoding |
WO2023197194A1 (zh) * | 2022-04-12 | 2023-10-19 | Oppo广东移动通信有限公司 | 编解码方法、装置、编码设备、解码设备以及存储介质 |
WO2023247822A1 (en) * | 2022-06-20 | 2023-12-28 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
WO2024074129A1 (en) * | 2022-10-07 | 2024-04-11 | Mediatek Inc. | Method and apparatus of inheriting temporal neighbouring model parameters in video coding system |
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US20100232506A1 (en) * | 2006-02-17 | 2010-09-16 | Peng Yin | Method for handling local brightness variations in video |
KR101789634B1 (ko) * | 2010-04-09 | 2017-10-25 | 엘지전자 주식회사 | 비디오 데이터 처리 방법 및 장치 |
CN103096055B (zh) | 2011-11-04 | 2016-03-30 | 华为技术有限公司 | 一种图像信号帧内预测及解码的方法和装置 |
US9451277B2 (en) | 2012-02-08 | 2016-09-20 | Qualcomm Incorporated | Restriction of prediction units in B slices to uni-directional inter prediction |
CN103379321B (zh) | 2012-04-16 | 2017-02-01 | 华为技术有限公司 | 视频图像分量的预测方法和装置 |
CN106998470B (zh) * | 2016-01-25 | 2020-03-20 | 华为技术有限公司 | 解码方法、编码方法、解码设备和编码设备 |
US10652575B2 (en) * | 2016-09-15 | 2020-05-12 | Qualcomm Incorporated | Linear model chroma intra prediction for 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 |
WO2018236028A1 (ko) * | 2017-06-21 | 2018-12-27 | 엘지전자(주) | 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
CN107580222B (zh) * | 2017-08-01 | 2020-02-14 | 北京交通大学 | 一种基于线性模型预测的图像或视频编码方法 |
GB2571313B (en) * | 2018-02-23 | 2022-09-21 | Canon Kk | New sample sets and new down-sampling schemes for linear component sample prediction |
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2018
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- 2018-08-09 CA CA3109008A patent/CA3109008A1/en not_active Abandoned
- 2018-08-09 BR BR112021002191-4A patent/BR112021002191A2/pt not_active IP Right Cessation
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- 2018-08-09 MX MX2021001569A patent/MX2021001569A/es unknown
- 2018-08-09 WO PCT/CN2018/099684 patent/WO2020029187A1/zh unknown
- 2018-08-09 KR KR1020217006974A patent/KR20210042355A/ko not_active Application Discontinuation
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2021
- 2021-02-07 IL IL280692A patent/IL280692A/en unknown
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113489974A (zh) * | 2021-07-02 | 2021-10-08 | 浙江大华技术股份有限公司 | 帧内预测方法、视频/图像编解码方法及相关装置 |
Also Published As
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IL280692A (en) | 2021-03-25 |
US20210160515A1 (en) | 2021-05-27 |
WO2020029187A1 (zh) | 2020-02-13 |
BR112021002191A2 (pt) | 2021-05-04 |
CN113068028B (zh) | 2023-05-26 |
KR20210042355A (ko) | 2021-04-19 |
PH12021550290A1 (en) | 2021-10-11 |
SG11202101331RA (en) | 2021-03-30 |
US11503312B2 (en) | 2022-11-15 |
AU2018435559A1 (en) | 2021-03-11 |
CN116668675A (zh) | 2023-08-29 |
CA3109008A1 (en) | 2020-02-13 |
EP3823278A1 (en) | 2021-05-19 |
CN113068028A (zh) | 2021-07-02 |
JP2022500890A (ja) | 2022-01-04 |
EP3823278A4 (en) | 2021-05-19 |
MX2021001569A (es) | 2021-04-28 |
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