CN114270847A - 融合候选运动信息列表的构建方法、装置及编解码器 - Google Patents

融合候选运动信息列表的构建方法、装置及编解码器 Download PDF

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CN114270847A
CN114270847A CN202080058387.XA CN202080058387A CN114270847A CN 114270847 A CN114270847 A CN 114270847A CN 202080058387 A CN202080058387 A CN 202080058387A CN 114270847 A CN114270847 A CN 114270847A
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motion information
candidate motion
candidate
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information set
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陈旭
杨海涛
张恋
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • 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
    • 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
    • H04N19/176—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 the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • 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
    • H04N19/182—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 a pixel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

本申请公开了融合候选运动信息列表的构建方法、装置及编解码器，该方法包括：获取第一候选运动信息集合；根据第一候选运动信息集合中的运动信息获取第一运动信息；将第一运动信息加入第一候选运动信息集合，以得到第二候选运动信息集合；根据HMVP候选运动信息列表获取第二运动信息；当第二运动信息与第二候选运动信息集合中的运动信息均不相同时，将第二运动信息加入第二候选运动信息集合，以得到第三候选运动信息集合；当第三候选运动信息集合中的运动信息的数量等于预设阈值时，将第三候选运动信息集合作为融合候选运动信息列表。实施本申请能够降低融合候选运动信息列表的构建复杂度，提升编解码效率。

Description

PCT国内申请，说明书已公开。

Claims (23)

  1. PCT国内申请，权利要求书已公开。
CN202080058387.XA 2019-06-19 2020-06-16 融合候选运动信息列表的构建方法、装置及编解码器 Pending CN114270847A (zh)

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CN201910531988.7A CN112118447B (zh) 2019-06-19 2019-06-19 融合候选运动信息列表的构建方法、装置及编解码器
PCT/CN2020/096362 WO2020253681A1 (zh) 2019-06-19 2020-06-16 融合候选运动信息列表的构建方法、装置及编解码器

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CN112118447A (zh) * 2019-06-19 2020-12-22 华为技术有限公司 融合候选运动信息列表的构建方法、装置及编解码器

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WO2020156464A1 (en) * 2019-01-31 2020-08-06 Mediatek Inc. Method and apparatus of combined inter and intraprediction for video coding

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US10264281B2 (en) * 2012-07-02 2019-04-16 Hfi Innovation Inc. Method and apparatus of inter-view candidate derivation in 3D video coding
CN103716631B (zh) * 2012-09-29 2017-04-05 华为技术有限公司 用于图像处理的方法、装置、编码器和解码器
US9699450B2 (en) * 2012-10-04 2017-07-04 Qualcomm Incorporated Inter-view predicted motion vector for 3D video
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CN112118447B (zh) * 2019-06-19 2023-06-20 华为技术有限公司 融合候选运动信息列表的构建方法、装置及编解码器

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CN112118447A (zh) * 2019-06-19 2020-12-22 华为技术有限公司 融合候选运动信息列表的构建方法、装置及编解码器
CN112118447B (zh) * 2019-06-19 2023-06-20 华为技术有限公司 融合候选运动信息列表的构建方法、装置及编解码器

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BR112021025615A2 (pt) 2022-02-08

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