JP2022523851A - 異なるクロマフォーマットを使用したフィルタ処理されていない参照サンプルを用いたビデオコーディング - Google Patents

異なるクロマフォーマットを使用したフィルタ処理されていない参照サンプルを用いたビデオコーディング Download PDF

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JP2022523851A
JP2022523851A JP2021553281A JP2021553281A JP2022523851A JP 2022523851 A JP2022523851 A JP 2022523851A JP 2021553281 A JP2021553281 A JP 2021553281A JP 2021553281 A JP2021553281 A JP 2021553281A JP 2022523851 A JP2022523851 A JP 2022523851A
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video
format
processors
video data
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JPWO2020190469A5 (https=
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ワン、ホンタオ
チェン、ウェイ－ジュン
セレジン、バディム
カルチェビチ、マルタ
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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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
    • H04N19/169—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/102—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
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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
    • H—ELECTRICITY
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    • 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
    • H—ELECTRICITY
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    • 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
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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
    • H04N19/169—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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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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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
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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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2021553281A 2019-03-15 2020-02-26 異なるクロマフォーマットを使用したフィルタ処理されていない参照サンプルを用いたビデオコーディング Pending JP2022523851A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962819368P 2019-03-15 2019-03-15
US62/819,368 2019-03-15
US16/800,864 2020-02-25
US16/800,864 US12022095B2 (en) 2019-03-15 2020-02-25 Video coding with unfiltered reference samples using different chroma formats
PCT/US2020/019952 WO2020190469A1 (en) 2019-03-15 2020-02-26 Video coding with unfiltered reference samples using different chroma formats

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JP2022523851A true JP2022523851A (ja) 2022-04-26
JP2022523851A5 JP2022523851A5 (https=) 2023-02-09
JPWO2020190469A5 JPWO2020190469A5 (https=) 2023-02-09

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JP2021553280A Active JP7423647B2 (ja) 2019-03-15 2020-02-26 異なるクロマフォーマットを使用した三角予測ユニットモードでのビデオコーディング

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US (2) US11134251B2 (https=)
EP (2) EP3939274A1 (https=)
JP (2) JP2022523851A (https=)
KR (2) KR20210134338A (https=)
CN (2) CN113557723B (https=)
BR (2) BR112021017485A2 (https=)
SG (2) SG11202108953XA (https=)
TW (1) TW202044833A (https=)
WO (2) WO2020190468A1 (https=)

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EP3283906B1 (en) 2015-04-13 2020-09-23 RealD Spark, LLC Wide angle imaging directional backlights
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US11134251B2 (en) 2019-03-15 2021-09-28 Qualcomm Incorporated Video coding in triangular prediction unit mode using different chroma formats
CN113924778B (zh) * 2019-06-03 2026-03-27 北京字节跳动网络技术有限公司 具有三角形分割的帧内块复制
CN117499625A (zh) * 2019-09-01 2024-02-02 北京字节跳动网络技术有限公司 视频编解码中预测权重的对准
CN114424537B (zh) * 2019-09-05 2026-01-02 夏普株式会社 在视频编码中用于执行帧间预测编码的系统和方法
WO2021068923A1 (en) 2019-10-10 2021-04-15 Beijing Bytedance Network Technology Co., Ltd. Deblocking filtering improvements
IL324740A (en) * 2024-02-15 2026-01-01 Cloudshare Ltd Video streams decoding and rendering

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JP2022524375A (ja) 2022-05-02
BR112021017485A2 (pt) 2021-11-23
EP3939274A1 (en) 2022-01-19
US12022095B2 (en) 2024-06-25
CN113557723B (zh) 2024-08-30
US20200296359A1 (en) 2020-09-17
BR112021017487A2 (pt) 2021-11-23
CN113924776A (zh) 2022-01-11
EP3939273A1 (en) 2022-01-19
SG11202108953XA (en) 2021-09-29
US11134251B2 (en) 2021-09-28
JP7423647B2 (ja) 2024-01-29
CN113924776B (zh) 2025-07-04
KR20210135515A (ko) 2021-11-15
SG11202108954VA (en) 2021-09-29
KR20210134338A (ko) 2021-11-09
CN113557723A (zh) 2021-10-26
WO2020190468A1 (en) 2020-09-24
WO2020190469A1 (en) 2020-09-24
TW202044833A (zh) 2020-12-01
US20200296389A1 (en) 2020-09-17

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