CN106134196A - 在视频译码中用于帧内块复制的搜索区域确定 - Google Patents

在视频译码中用于帧内块复制的搜索区域确定 Download PDF

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CN106134196A
CN106134196A CN201580013316.7A CN201580013316A CN106134196A CN 106134196 A CN106134196 A CN 106134196A CN 201580013316 A CN201580013316 A CN 201580013316A CN 106134196 A CN106134196 A CN 106134196A
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block
search
video
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庞超
霍埃尔·索赖·罗哈斯
谢成郑
马尔塔·卡切维奇
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Qualcomm Inc
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/14Coding unit complexity, e.g. amount of activity or edge presence estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/182Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/56Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/563Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/57Motion estimation characterised by a search window with variable size or shape
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

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  • Signal Processing (AREA)
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CN201580013316.7A 2014-03-21 2015-03-20 在视频译码中用于帧内块复制的搜索区域确定 Pending CN106134196A (zh)

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US201461968999P 2014-03-21 2014-03-21
US61/968,999 2014-03-21
US14/663,161 2015-03-19
US14/663,161 US10477232B2 (en) 2014-03-21 2015-03-19 Search region determination for intra block copy in video coding
PCT/US2015/021789 WO2015143346A1 (en) 2014-03-21 2015-03-20 Search region determination for intra block copy in video coding

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CN110754089A (zh) * 2017-06-29 2020-02-04 高通股份有限公司 减少360度视频中的接缝伪影
CN111684806A (zh) * 2018-02-08 2020-09-18 高通股份有限公司 用于视频译码的块内复制
CN112913245A (zh) * 2018-10-27 2021-06-04 高通股份有限公司 视频译码中的块内复制预测限制
CN113196775A (zh) * 2018-12-20 2021-07-30 高通股份有限公司 用于当前图片参考(cpr)和帧内块复制(ibc)的虚拟搜索区
CN114666604A (zh) * 2018-09-21 2022-06-24 腾讯美国有限责任公司 视频编码的方法、装置及计算机可读介质
CN114666602A (zh) * 2019-03-09 2022-06-24 腾讯美国有限责任公司 视频解码方法、装置及介质
CN118612445A (zh) * 2024-05-31 2024-09-06 腾讯科技(深圳)有限公司 一种视频编解码方法和相关装置

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CN110754089A (zh) * 2017-06-29 2020-02-04 高通股份有限公司 减少360度视频中的接缝伪影
CN110754089B (zh) * 2017-06-29 2023-11-07 高通股份有限公司 减少360度视频中的接缝伪影
CN111684806B (zh) * 2018-02-08 2024-03-15 高通股份有限公司 用于视频译码的块内复制
CN111684806A (zh) * 2018-02-08 2020-09-18 高通股份有限公司 用于视频译码的块内复制
CN110365987A (zh) * 2018-04-09 2019-10-22 杭州海康威视数字技术股份有限公司 一种运动矢量确定方法、装置及其设备
CN110365987B (zh) * 2018-04-09 2022-03-25 杭州海康威视数字技术股份有限公司 一种运动矢量确定方法、装置及其设备
CN114666604A (zh) * 2018-09-21 2022-06-24 腾讯美国有限责任公司 视频编码的方法、装置及计算机可读介质
US12418678B2 (en) 2018-09-21 2025-09-16 Tencent America LLC Intra block copy search range
US12010340B2 (en) 2018-09-21 2024-06-11 Tencent America LLC Intra block copy search range
CN112913245A (zh) * 2018-10-27 2021-06-04 高通股份有限公司 视频译码中的块内复制预测限制
CN113196775A (zh) * 2018-12-20 2021-07-30 高通股份有限公司 用于当前图片参考(cpr)和帧内块复制(ibc)的虚拟搜索区
CN113196775B (zh) * 2018-12-20 2024-05-28 高通股份有限公司 用于当前图片参考(cpr)和帧内块复制(ibc)的虚拟搜索区
CN114666607A (zh) * 2019-03-09 2022-06-24 腾讯美国有限责任公司 视频解码方法、装置及介质
CN114666602A (zh) * 2019-03-09 2022-06-24 腾讯美国有限责任公司 视频解码方法、装置及介质
CN118612445A (zh) * 2024-05-31 2024-09-06 腾讯科技(深圳)有限公司 一种视频编解码方法和相关装置
CN118612445B (zh) * 2024-05-31 2025-06-24 腾讯科技(深圳)有限公司 一种视频编解码方法和相关装置

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US10477232B2 (en) 2019-11-12
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