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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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
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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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    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
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    • H04N19/17—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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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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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    • 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
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    • 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 2017-10-03
US15/724,112 US10623737B2 (en) 2016-10-04 2017-10-03 Peak sample adaptive offset
PCT/US2017/055173 WO2018067722A1 (en) 2016-10-04 2017-10-04 Peak sample adaptive offset

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CN109792525B true CN109792525B (zh) 2022-09-27

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EP (1) EP3523969A1 (OSRAM)
JP (1) JP2019534631A (OSRAM)
KR (1) KR20190059280A (OSRAM)
CN (1) CN109792525B (OSRAM)
BR (1) BR112019006702A2 (OSRAM)
CA (1) CA3035359A1 (OSRAM)
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US11064196B2 (en) * 2018-09-03 2021-07-13 Qualcomm Incorporated Parametrizable, quantization-noise aware bilateral filter for video coding
EP3909241A4 (en) 2019-01-09 2022-04-06 Beijing Dajia Internet Information Technology Co., Ltd. SYSTEM AND METHODS FOR IMPROVING COMBINED INTER AND INTRA PREDICTION
CN113542748B (zh) * 2019-01-09 2023-07-11 北京达佳互联信息技术有限公司 视频编解码方法、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
CN118138754A (zh) 2019-06-14 2024-06-04 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
AU2020309130B2 (en) 2019-07-11 2023-06-08 Beijing Bytedance Network Technology Co., Ltd. Sample padding in adaptive loop filtering
EP3984219A4 (en) 2019-07-15 2022-08-17 Beijing Bytedance Network Technology Co., Ltd. Classification in adaptive loop filtering
WO2021052509A1 (en) * 2019-09-22 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Selective application of sample padding in adaptive loop filtering
CN114450954B (zh) 2019-09-27 2024-06-25 北京字节跳动网络技术有限公司 不同视频单元之间的自适应环路滤波
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
WO2021068906A1 (en) 2019-10-10 2021-04-15 Beijing Bytedance Network Technology Co., Ltd. Padding process at unavailable sample locations in adaptive loop filtering
JP7180001B2 (ja) * 2019-12-24 2022-11-29 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 適応ループフィルタ処理のための仮想境界処理

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EP2801195B1 (en) * 2012-01-05 2018-03-07 Google Technology Holdings LLC Devices and methods for sample adaptive offset coding and selection of edge offset parameters
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US20180098065A1 (en) 2018-04-05
BR112019006702A2 (pt) 2019-06-25
CA3035359A1 (en) 2018-04-12
US10623737B2 (en) 2020-04-14
JP2019534631A (ja) 2019-11-28
TW201817227A (zh) 2018-05-01
KR20190059280A (ko) 2019-05-30
EP3523969A1 (en) 2019-08-14
WO2018067722A1 (en) 2018-04-12
CN109792525A (zh) 2019-05-21

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