TW202236848A - 使用增強內插濾波器的訊框內預測 - Google Patents

使用增強內插濾波器的訊框內預測 Download PDF

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Publication number
TW202236848A
TW202236848A TW110147672A TW110147672A TW202236848A TW 202236848 A TW202236848 A TW 202236848A TW 110147672 A TW110147672 A TW 110147672A TW 110147672 A TW110147672 A TW 110147672A TW 202236848 A TW202236848 A TW 202236848A
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Taiwan
Prior art keywords
block
filter
smoothing
intra
video
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TW110147672A
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English (en)
Chinese (zh)
Inventor
巴佩迪亞 瑞
瓦迪姆 賽萊金
瑪塔 卡克基維克茲
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美商高通公司
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Priority claimed from US17/645,024 external-priority patent/US12132932B2/en
Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW202236848A publication Critical patent/TW202236848A/zh

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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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • 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
    • H04N19/157—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
    • 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
    • H04N19/17—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
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/70—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
    • 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
    • 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)
  • Complex Calculations (AREA)
  • Image Processing (AREA)
  • Television Systems (AREA)
TW110147672A 2020-12-22 2021-12-20 使用增強內插濾波器的訊框內預測 TW202236848A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202063129437P 2020-12-22 2020-12-22
US63/129,437 2020-12-22
US17/645,024 2021-12-17
US17/645,024 US12132932B2 (en) 2020-12-22 2021-12-17 Intra prediction using enhanced interpolation filters

Publications (1)

Publication Number Publication Date
TW202236848A true TW202236848A (zh) 2022-09-16

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US (1) US20250030888A1 (enExample)
EP (1) EP4268459A1 (enExample)
JP (1) JP2023553882A (enExample)
KR (1) KR20230123949A (enExample)
AU (1) AU2021410074A1 (enExample)
CA (1) CA3198449A1 (enExample)
CL (1) CL2023001718A1 (enExample)
CO (1) CO2023007959A2 (enExample)
IL (1) IL302027B1 (enExample)
MX (1) MX2023007190A (enExample)
TW (1) TW202236848A (enExample)
WO (1) WO2022140765A1 (enExample)

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Publication number Priority date Publication date Assignee Title
WO2024078582A1 (en) * 2022-10-12 2024-04-18 Douyin Vision Co., Ltd. Switchable input sources based extended taps for adaptive loop filter in video coding
US20240236314A1 (en) * 2023-01-05 2024-07-11 Qualcomm Incorporated Filtering applied to prediction in video coding

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KR101373814B1 (ko) * 2010-07-31 2014-03-18 엠앤케이홀딩스 주식회사 예측 블록 생성 장치
US9900617B2 (en) * 2014-06-20 2018-02-20 Qualcomm Incorporated Single color palette mode in video coding
US10382781B2 (en) * 2016-09-28 2019-08-13 Qualcomm Incorporated Interpolation filters for intra prediction in video coding
PL3879826T3 (pl) * 2017-05-31 2022-12-19 Lg Electronics Inc. Sposób i urządzenie do wykonywania dekodowania obrazu na podstawie predykcji przestrzennej w systemie kodowania obrazu
US10805641B2 (en) * 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding
CN116248868B (zh) * 2017-07-03 2025-11-25 汉阳大学校产学协力团 利用包含追加区域的分割单位的影像解码方法以及装置
CN118413654A (zh) * 2017-11-28 2024-07-30 Lx 半导体科技有限公司 图像编码/解码设备、传输图像数据的设备和存储介质
MY205629A (en) * 2018-06-25 2024-10-31 Guangdong Oppo Mobile Telecommunications Corp Ltd Intra-frame prediction method and device
US11277644B2 (en) * 2018-07-02 2022-03-15 Qualcomm Incorporated Combining mode dependent intra smoothing (MDIS) with intra interpolation filter switching
KR102574452B1 (ko) * 2018-07-03 2023-09-04 삼성전자 주식회사 반도체 칩 및 이를 포함하는 반도체 패키지
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
JP2020053724A (ja) * 2018-09-21 2020-04-02 Kddi株式会社 画像復号装置、画像符号化装置、画像処理システム及びプログラム
WO2020085955A1 (en) * 2018-10-26 2020-04-30 Huawei Technologies Co., Ltd. Method and apparatus for reference sample filtering
MX2021010874A (es) * 2019-03-12 2021-10-22 Lg Electronics Inc Metodo y aparato de codificacion/decodificacion de imagen, y metodo para transmitir un flujo de bits.
EP3949424A4 (en) * 2019-04-25 2022-12-21 HFI Innovation Inc. Method and apparatus of encoding or decoding with mode dependent intra smoothing filter in intra prediction
US12132898B2 (en) * 2019-09-17 2024-10-29 Interdigital Vc Holdings, Inc. Intra sub-partitions related intra coding
WO2021054807A1 (ko) * 2019-09-19 2021-03-25 엘지전자 주식회사 참조 샘플 필터링을 이용하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

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JP2023553882A (ja) 2023-12-26
US20250030888A1 (en) 2025-01-23
CL2023001718A1 (es) 2024-01-05
WO2022140765A1 (en) 2022-06-30
IL302027B1 (en) 2026-04-01
EP4268459A1 (en) 2023-11-01
CA3198449A1 (en) 2022-06-30
CO2023007959A2 (es) 2023-06-30
IL302027A (en) 2023-06-01
KR20230123949A (ko) 2023-08-24
MX2023007190A (es) 2023-07-03
AU2021410074A1 (en) 2023-05-25
AU2021410074A9 (en) 2024-02-08

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