CN115280778A - 帧间预测方法、编码器、解码器以及存储介质 - Google Patents
帧间预测方法、编码器、解码器以及存储介质 Download PDFInfo
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- 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
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- 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
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Abstract
本申请实施例公开了一种帧间预测方法、编码器、解码器以及存储介质,该方法包括:确定当前块的预测模式参数;当所述预测模式参数指示使用几何划分预测模式GPM确定当前块的帧间预测值时,确定所述当前块内分割线对应的角度和步长,并将角度索引值和步长索引值分别设置为所述角度和所述步长在预设映射表中对应的索引序号;基于所述当前块的尺寸信息以及所述角度索引值,利用预设模型确定所述当前块的偏移方向标识值;其中,所述偏移方向标识值用于指示所述当前块在所述角度下不同分割线之间的位移方向;基于所述偏移方向标识值和所述步长索引值,对所述当前块进行帧间预测。
Description
PCT国内申请,说明书已公开。
Claims (30)
- 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/CN2020/083356 WO2021196228A1 (zh) | 2020-04-03 | 2020-04-03 | 帧间预测方法、编码器、解码器以及存储介质 |
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CN115280778A true CN115280778A (zh) | 2022-11-01 |
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US (1) | US20230080546A1 (zh) |
EP (1) | EP4131956A4 (zh) |
CN (1) | CN115280778A (zh) |
TW (1) | TW202139707A (zh) |
WO (1) | WO2021196228A1 (zh) |
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CN114422781B (zh) * | 2022-03-29 | 2022-07-12 | 深圳传音控股股份有限公司 | 图像处理方法、智能终端及存储介质 |
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TWI536811B (zh) * | 2013-12-27 | 2016-06-01 | 財團法人工業技術研究院 | 影像處理方法與系統、解碼方法、編碼器與解碼器 |
CN108293132A (zh) * | 2015-11-24 | 2018-07-17 | 三星电子株式会社 | 图像编码方法和装置以及图像解码方法和装置 |
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2020
- 2020-04-03 EP EP20928250.8A patent/EP4131956A4/en active Pending
- 2020-04-03 CN CN202080098554.3A patent/CN115280778A/zh active Pending
- 2020-04-03 WO PCT/CN2020/083356 patent/WO2021196228A1/zh unknown
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2021
- 2021-03-16 TW TW110109406A patent/TW202139707A/zh unknown
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2022
- 2022-10-02 US US17/958,420 patent/US20230080546A1/en active Pending
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Publication number | Publication date |
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US20230080546A1 (en) | 2023-03-16 |
WO2021196228A1 (zh) | 2021-10-07 |
EP4131956A1 (en) | 2023-02-08 |
TW202139707A (zh) | 2021-10-16 |
EP4131956A4 (en) | 2023-05-03 |
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