TWI845635B - 用於自適應迴路濾波之邊界處理 - Google Patents

用於自適應迴路濾波之邊界處理 Download PDF

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Publication number
TWI845635B
TWI845635B TW109108071A TW109108071A TWI845635B TW I845635 B TWI845635 B TW I845635B TW 109108071 A TW109108071 A TW 109108071A TW 109108071 A TW109108071 A TW 109108071A TW I845635 B TWI845635 B TW I845635B
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Taiwan
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TW109108071A
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TW202042553A (zh
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法迪姆 塞瑞金
胡楠
馬塔 卡茲維克茲
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美商高通公司
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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)
TW109108071A 2019-03-11 2020-03-11 用於自適應迴路濾波之邊界處理 TWI845635B (zh)

Applications Claiming Priority (4)

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

Publications (2)

Publication Number Publication Date
TW202042553A TW202042553A (zh) 2020-11-16
TWI845635B true TWI845635B (zh) 2024-06-21

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TW109108071A TWI845635B (zh) 2019-03-11 2020-03-11 用於自適應迴路濾波之邊界處理

Country Status (18)

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

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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
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
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
KR102669852B1 (ko) 2019-07-09 2024-05-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링을 위한 샘플 결정
CA3146773C (en) 2019-07-11 2025-05-06 Beijing Bytedance Network Technology Co., Ltd. SAMPLE FILLING IN AN ADAPTIVE LOOP FILTER
KR102707854B1 (ko) 2019-07-15 2024-09-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링에서의 분류
CN117278747A (zh) 2019-09-22 2023-12-22 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
KR102721536B1 (ko) * 2019-09-27 2024-10-25 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 상이한 비디오 유닛들 간의 적응적 루프 필터링
KR102762212B1 (ko) 2019-10-10 2025-02-07 두인 비전 컴퍼니 리미티드 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스
CN115428449B (zh) * 2019-11-04 2024-12-31 抖音视界有限公司 处理视频数据的方法、装置及存储介质
US11425405B2 (en) * 2019-11-15 2022-08-23 Qualcomm Incorporated Cross-component adaptive loop filter in video coding
WO2022066783A1 (en) * 2020-09-23 2022-03-31 Beijing Dajia Internet Information Technology Co., Ltd. Chroma coding enhancement in cross-component sample adaptive offset with virtual boundary
CN119547433A (zh) * 2022-06-28 2025-02-28 抖音视界有限公司 视频编码编解码中用于自适应环路滤波器的填充方法
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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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
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US10136144B2 (en) 2012-05-21 2018-11-20 Mediatek Singapore Pte. Ltd. Method and apparatus of inter-layer filtering for scalable video coding
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KR102643115B1 (ko) 2017-11-29 2024-03-04 한국전자통신연구원 루프내 필터링을 이용한 영상 부호화/복호화 방법 및 장치
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Also Published As

Publication number Publication date
CN113557743A (zh) 2021-10-26
TW202042553A (zh) 2020-11-16
MY208959A (en) 2025-06-13
BR112021017449A2 (pt) 2021-11-16
IL285638B1 (en) 2024-06-01
IL285638A (en) 2021-09-30
CA3131117A1 (en) 2020-09-17
EP3939321A1 (en) 2022-01-19
KR20210135246A (ko) 2021-11-12
JP7507169B2 (ja) 2024-06-27
SA521430180B1 (ar) 2024-08-28
SG11202108952SA (en) 2021-09-29
CL2021002356A1 (es) 2022-06-10
PH12021551988A1 (en) 2022-08-22
JP2022524055A (ja) 2022-04-27
AU2020234574B2 (en) 2025-08-28
CN113557743B (zh) 2025-02-11
MX2021010859A (es) 2021-10-22
IL285638B2 (en) 2024-10-01
US11910024B2 (en) 2024-02-20
AU2020234574A1 (en) 2021-09-16
WO2020185919A1 (en) 2020-09-17
CO2021011792A2 (es) 2021-09-20
US20200296425A1 (en) 2020-09-17

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