CN109792525B - 峰值样本自适应偏移 - Google Patents

峰值样本自适应偏移 Download PDF

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CN109792525B
CN109792525B CN201780059383.1A CN201780059383A CN109792525B CN 109792525 B CN109792525 B CN 109792525B CN 201780059383 A CN201780059383 A CN 201780059383A CN 109792525 B CN109792525 B CN 109792525B
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sample
samples
neighboring samples
value
offset
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CN109792525A (zh
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马尔塔·卡切维奇
张莉
陈建乐
钱威俊
陈义文
赵欣
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Qualcomm Inc
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    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
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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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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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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    • H04N19/134—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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
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    • H04N19/146—Data rate or code amount at the encoder output
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    • 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
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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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    • 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
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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
    • H04N19/182—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
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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    • 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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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H—ELECTRICITY
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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)
CN201780059383.1A 2016-10-04 2017-10-04 峰值样本自适应偏移 Active CN109792525B (zh)

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US201662404126P 2016-10-04 2016-10-04
US62/404,126 2016-10-04
US15/724,112 US10623737B2 (en) 2016-10-04 2017-10-03 Peak sample adaptive offset
US15/724,112 2017-10-03
PCT/US2017/055173 WO2018067722A1 (en) 2016-10-04 2017-10-04 Peak sample adaptive offset

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EP (1) EP3523969A1 (enExample)
JP (1) JP2019534631A (enExample)
KR (1) KR20190059280A (enExample)
CN (1) CN109792525B (enExample)
BR (1) BR112019006702A2 (enExample)
CA (1) CA3035359A1 (enExample)
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US11064196B2 (en) * 2018-09-03 2021-07-13 Qualcomm Incorporated Parametrizable, quantization-noise aware bilateral filter for video coding
EP3937488A3 (en) 2019-01-09 2022-04-13 Beijing Dajia Internet Information Technology Co., Ltd. System and method for improving combined inter and intra prediction
CN117014615B (zh) * 2019-01-09 2024-03-12 北京达佳互联信息技术有限公司 视频编码方法、设备和非暂时性计算机可读存储介质
US11202100B2 (en) * 2019-03-11 2021-12-14 Qualcomm Incorporated Coefficient coding for transform skip mode
CN114424539B (zh) 2019-06-14 2024-07-12 北京字节跳动网络技术有限公司 处理视频单元边界和虚拟边界
KR102648121B1 (ko) 2019-07-11 2024-03-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링에서의 샘플 패딩
KR102707854B1 (ko) 2019-07-15 2024-09-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링에서의 분류
WO2021052509A1 (en) 2019-09-22 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Selective application of sample padding in adaptive loop filtering
JP7326600B2 (ja) 2019-09-27 2023-08-15 北京字節跳動網絡技術有限公司 異なるビデオユニット間の適応ループフィルタリング
CN112616057B (zh) * 2019-10-04 2024-08-23 Oppo广东移动通信有限公司 图像预测方法、编码器、解码器以及存储介质
KR102762212B1 (ko) 2019-10-10 2025-02-07 두인 비전 컴퍼니 리미티드 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스
PH12021551755A1 (en) * 2019-12-24 2022-05-23 Ericsson Telefon Ab L M Virtual boundary processing for adaptive loop filtering

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CA3035359A1 (en) 2018-04-12
EP3523969A1 (en) 2019-08-14
US20180098065A1 (en) 2018-04-05
WO2018067722A1 (en) 2018-04-12
KR20190059280A (ko) 2019-05-30
JP2019534631A (ja) 2019-11-28
BR112019006702A2 (pt) 2019-06-25
TW201817227A (zh) 2018-05-01
CN109792525A (zh) 2019-05-21
US10623737B2 (en) 2020-04-14

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