CN115699745A - 图像编解码方法和装置 - Google Patents
图像编解码方法和装置 Download PDFInfo
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- CN115699745A CN115699745A CN202080101374.6A CN202080101374A CN115699745A CN 115699745 A CN115699745 A CN 115699745A CN 202080101374 A CN202080101374 A CN 202080101374A CN 115699745 A CN115699745 A CN 115699745A
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Abstract
本申请提供一种图像编解码方法和装置。本申请图像编解码方法,包括:获取待编码图像,待编码图像被划分成基本层和至少一个增强层;当接收到解码端发送的反馈信息时,将反馈信息中指示的帧序号和层序号对应的重构图像确定为第一参考帧,根据第一参考帧对基本层进行帧间编码得到基本层的码流;对所述至少一个增强层分别进行编码得到所述至少一个增强层的码流;向解码端发送基本层的码流和至少一个增强层的码流,基本层的码流携带编码参考信息。本申请可以提高当前图像帧的质量或分辨率。
Description
PCT国内申请,说明书已公开。
Claims (43)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/CN2020/092408 WO2021237475A1 (zh) | 2020-05-26 | 2020-05-26 | 图像编解码方法和装置 |
Publications (1)
Publication Number | Publication Date |
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CN115699745A true CN115699745A (zh) | 2023-02-03 |
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CN202080101374.6A Pending CN115699745A (zh) | 2020-05-26 | 2020-05-26 | 图像编解码方法和装置 |
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Country | Link |
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US (1) | US20230103928A1 (zh) |
EP (1) | EP4156686A4 (zh) |
CN (1) | CN115699745A (zh) |
WO (1) | WO2021237475A1 (zh) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101360243A (zh) * | 2008-09-24 | 2009-02-04 | 腾讯科技(深圳)有限公司 | 基于反馈参考帧的视频通信系统及方法 |
US20130223524A1 (en) * | 2012-02-29 | 2013-08-29 | Microsoft Corporation | Dynamic insertion of synchronization predicted video frames |
WO2013158293A1 (en) * | 2012-04-19 | 2013-10-24 | Vid Scale, Inc. | System and method for error-resilient video coding |
US20140086328A1 (en) * | 2012-09-25 | 2014-03-27 | Qualcomm Incorporated | Scalable video coding in hevc |
JP6261215B2 (ja) * | 2013-07-12 | 2018-01-17 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
CN104469369B (zh) * | 2014-11-17 | 2017-10-31 | 何震宇 | 一种利用解码端信息提高svc性能的方法 |
CN106101709B (zh) * | 2016-07-08 | 2019-04-16 | 上海大学 | 一种联合增强层的shvc质量可分级的基本层帧间预测方法 |
-
2020
- 2020-05-26 EP EP20937790.2A patent/EP4156686A4/en active Pending
- 2020-05-26 WO PCT/CN2020/092408 patent/WO2021237475A1/zh unknown
- 2020-05-26 CN CN202080101374.6A patent/CN115699745A/zh active Pending
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2022
- 2022-11-23 US US17/993,533 patent/US20230103928A1/en active Pending
Also Published As
Publication number | Publication date |
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US20230103928A1 (en) | 2023-04-06 |
EP4156686A4 (en) | 2023-04-12 |
WO2021237475A1 (zh) | 2021-12-02 |
EP4156686A1 (en) | 2023-03-29 |
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