CN109997363B - 图像编码/解码方法和装置以及存储有比特流的记录介质 - Google Patents

图像编码/解码方法和装置以及存储有比特流的记录介质 Download PDF

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CN109997363B
CN109997363B CN201780073403.0A CN201780073403A CN109997363B CN 109997363 B CN109997363 B CN 109997363B CN 201780073403 A CN201780073403 A CN 201780073403A CN 109997363 B CN109997363 B CN 109997363B
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motion vector
block
information
prediction
current block
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CN109997363A (zh
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李河贤
姜晶媛
高玄硕
林成昶
李镇浩
全东山
赵承眩
金晖容
崔振秀
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Intellectual Discovery Co Ltd
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Electronics and Telecommunications Research Institute ETRI
Intellectual Discovery Co Ltd
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Priority to CN202311529594.0A priority patent/CN117528110A/zh
Priority to CN202311523399.7A priority patent/CN117528106A/zh
Priority to CN202311529514.1A priority patent/CN117528109A/zh
Application filed by Electronics and Telecommunications Research Institute ETRI, Intellectual Discovery Co Ltd filed Critical Electronics and Telecommunications Research Institute ETRI
Priority to CN202311524467.1A priority patent/CN117528108A/zh
Priority to CN202311521182.2A priority patent/CN117528105A/zh
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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
    • H04N19/50—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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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting 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
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    • 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
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    • 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
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    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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    • 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
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    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
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    • 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
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    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
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    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201780073403.0A 2016-11-28 2017-11-28 图像编码/解码方法和装置以及存储有比特流的记录介质 Active CN109997363B (zh)

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CN202311530058.2A CN117528111A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311529594.0A CN117528110A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311523399.7A CN117528106A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311529514.1A CN117528109A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311524273.1A CN117528107A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311524467.1A CN117528108A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311521182.2A CN117528105A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法

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PCT/KR2017/013673 WO2018097693A2 (ko) 2016-11-28 2017-11-28 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

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CN202311530058.2A Division CN117528111A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311523399.7A Division CN117528106A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311521182.2A Division CN117528105A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311529594.0A Division CN117528110A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311524273.1A Division CN117528107A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311524467.1A Division CN117528108A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法

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CN202311521182.2A Pending CN117528105A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311524467.1A Pending CN117528108A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
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CN202311530058.2A Pending CN117528111A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
CN202311523399.7A Pending CN117528106A (zh) 2016-11-28 2017-11-28 图像编码方法、图像解码方法及用于传送比特流的方法
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CN110636298B (zh) 2018-06-21 2022-09-13 北京字节跳动网络技术有限公司 对于Merge仿射模式和非Merge仿射模式的统一约束
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