JP7507169B2 - 適応ループフィルタ処理のための境界ハンドリング - Google Patents

適応ループフィルタ処理のための境界ハンドリング Download PDF

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JP7507169B2
JP7507169B2 JP2021552913A JP2021552913A JP7507169B2 JP 7507169 B2 JP7507169 B2 JP 7507169B2 JP 2021552913 A JP2021552913 A JP 2021552913A JP 2021552913 A JP2021552913 A JP 2021552913A JP 7507169 B2 JP7507169 B2 JP 7507169B2
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JP2022524055A (ja
JPWO2020185919A5 (enExample
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セレジン、バディム
フ、ナン
カルチェビチ、マルタ
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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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/169—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/10—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
    • H04N19/182—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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021552913A 2019-03-11 2020-03-11 適応ループフィルタ処理のための境界ハンドリング Active JP7507169B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962816728P 2019-03-11 2019-03-11
US62/816,728 2019-03-11
US16/814,597 US11910024B2 (en) 2019-03-11 2020-03-10 Boundary handling for adaptive loop filtering
US16/814,597 2020-03-10
PCT/US2020/022132 WO2020185919A1 (en) 2019-03-11 2020-03-11 Boundary handling for adaptive loop filtering

Publications (3)

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JP2022524055A JP2022524055A (ja) 2022-04-27
JPWO2020185919A5 JPWO2020185919A5 (enExample) 2023-02-24
JP7507169B2 true JP7507169B2 (ja) 2024-06-27

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US (1) US11910024B2 (enExample)
EP (1) EP3939321A1 (enExample)
JP (1) JP7507169B2 (enExample)
KR (1) KR20210135246A (enExample)
CN (1) CN113557743B (enExample)
AU (1) AU2020234574B2 (enExample)
BR (1) BR112021017449A2 (enExample)
CA (1) CA3131117A1 (enExample)
CL (1) CL2021002356A1 (enExample)
CO (1) CO2021011792A2 (enExample)
IL (1) IL285638B2 (enExample)
MX (1) MX2021010859A (enExample)
MY (1) MY208959A (enExample)
PH (1) PH12021551988A1 (enExample)
SA (1) SA521430180B1 (enExample)
SG (1) SG11202108952SA (enExample)
TW (1) TWI845635B (enExample)
WO (1) WO2020185919A1 (enExample)

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US11044473B2 (en) * 2018-12-21 2021-06-22 Qualcomm Incorporated Adaptive loop filtering classification in video coding
US11153598B2 (en) * 2019-06-04 2021-10-19 Tencent America LLC Method and apparatus for video coding using a subblock-based affine motion model
EP3970366B1 (en) 2019-06-14 2025-12-10 Beijing Bytedance Network Technology Co., Ltd. Handling video unit boundaries and virtual boundaries
WO2020249124A1 (en) 2019-06-14 2020-12-17 Beijing Bytedance Network Technology Co., Ltd. Handling video unit boundaries and virtual boundaries based on color format
EP3981150A4 (en) 2019-07-09 2022-08-03 Beijing Bytedance Network Technology Co., Ltd. SAMPLE DETERMINATION FOR ADAPTIVE LOOP FILTERING
PH12022550067A1 (en) 2019-07-11 2023-04-12 Beijing Bytedance Network Tech 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
CN114430902B (zh) 2019-09-22 2023-11-10 北京字节跳动网络技术有限公司 自适应环路滤波中的填充过程
EP4022910A4 (en) * 2019-09-27 2022-11-16 Beijing Bytedance Network Technology Co., Ltd. Adaptive loop filtering between different video units
JP7454042B2 (ja) 2019-10-10 2024-03-21 北京字節跳動網絡技術有限公司 適応ループ・フィルタリングにおける利用可能でないサンプル位置でのパディング・プロセス
KR20220088427A (ko) * 2019-11-04 2022-06-27 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 교차 성분 적응적 루프 필터
US11425405B2 (en) * 2019-11-15 2022-08-23 Qualcomm Incorporated Cross-component adaptive loop filter in video coding
EP4218235A4 (en) * 2020-09-23 2024-04-03 Beijing Dajia Internet Information Technology Co., Ltd. ENHANCEMENT OF CHROMINANCE CODING IN ADAPTIVE INTER-COMPONENT SAMPLE SHIFT WITH VIRTUAL BOUNDARY
WO2024002168A1 (en) * 2022-06-28 2024-01-04 Douyin Vision (Beijing) Co., Ltd. Padding methods for adaptive loop filter in video coding
US20240348796A1 (en) * 2023-04-13 2024-10-17 Qualcomm Incorporated Coding affine motion models for video coding
US20250014226A1 (en) * 2023-07-07 2025-01-09 Sony Interactive Entertainment LLC Optimized partition selection for bc7 texture encoding
US20250119540A1 (en) * 2023-10-06 2025-04-10 Qualcomm Incorporated Applying a scaling factor to select a filter for filtering decoded video data

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WO2019107994A1 (ko) 2017-11-29 2019-06-06 한국전자통신연구원 루프내 필터링을 이용한 영상 부호화/복호화 방법 및 장치

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US8548041B2 (en) 2008-09-25 2013-10-01 Mediatek Inc. Adaptive filter
US9525884B2 (en) 2010-11-02 2016-12-20 Hfi Innovation Inc. Method and apparatus of slice boundary filtering for high efficiency video coding
US9060174B2 (en) * 2010-12-28 2015-06-16 Fish Dive, Inc. Method and system for selectively breaking prediction in video coding
US9641866B2 (en) 2011-08-18 2017-05-02 Qualcomm Incorporated Applying partition-based filters
US20130107973A1 (en) 2011-10-28 2013-05-02 Qualcomm Incorporated Loop filtering control over tile boundaries
US10136144B2 (en) 2012-05-21 2018-11-20 Mediatek Singapore Pte. Ltd. Method and apparatus of inter-layer filtering for scalable video coding
US9357211B2 (en) * 2012-12-28 2016-05-31 Qualcomm Incorporated Device and method for scalable and multiview/3D coding of video information
US10057574B2 (en) 2015-02-11 2018-08-21 Qualcomm Incorporated Coding tree unit (CTU) level adaptive loop filter (ALF)
CN116527887B (zh) 2016-08-01 2025-09-30 韩国电子通信研究院 图像编码/解码方法和设备以及存储比特流的记录介质
US10721469B2 (en) 2017-11-28 2020-07-21 Qualcomm Incorporated Line buffer reduction for adaptive loop filtering in video coding
CN118042152A (zh) * 2018-01-25 2024-05-14 三星电子株式会社 使用基于子块的运动补偿进行视频信号处理的方法和装置
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JP2021505074A (ja) 2017-11-29 2021-02-15 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ ループ内フィルタリングを用いた画像符号化／復号化方法及び装置

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US11910024B2 (en) 2024-02-20
CN113557743B (zh) 2025-02-11
JP2022524055A (ja) 2022-04-27
PH12021551988A1 (en) 2022-08-22
CA3131117A1 (en) 2020-09-17
BR112021017449A2 (pt) 2021-11-16
IL285638B2 (en) 2024-10-01
IL285638B1 (en) 2024-06-01
MY208959A (en) 2025-06-13
TWI845635B (zh) 2024-06-21
TW202042553A (zh) 2020-11-16
CN113557743A (zh) 2021-10-26
MX2021010859A (es) 2021-10-22
CL2021002356A1 (es) 2022-06-10
US20200296425A1 (en) 2020-09-17
SA521430180B1 (ar) 2024-08-28
IL285638A (en) 2021-09-30
CO2021011792A2 (es) 2021-09-20
EP3939321A1 (en) 2022-01-19
AU2020234574A1 (en) 2021-09-16
SG11202108952SA (en) 2021-09-29
WO2020185919A1 (en) 2020-09-17
AU2020234574B2 (en) 2025-08-28
KR20210135246A (ko) 2021-11-12

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