JP2023553882A - 拡張補間フィルタを使用したイントラ予測 - Google Patents

拡張補間フィルタを使用したイントラ予測 Download PDF

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JP2023553882A
JP2023553882A JP2023534015A JP2023534015A JP2023553882A JP 2023553882 A JP2023553882 A JP 2023553882A JP 2023534015 A JP2023534015 A JP 2023534015A JP 2023534015 A JP2023534015 A JP 2023534015A JP 2023553882 A JP2023553882 A JP 2023553882A
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block
filter
smoothing
intra
video
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JP2023553882A5 (enExample
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バッパディトヤ・レイ
ヴァディム・セレジン
マルタ・カルチェヴィッチ
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クアルコム，インコーポレイテッド
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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)
JP2023534015A 2020-12-22 2021-12-20 拡張補間フィルタを使用したイントラ予測 Pending JP2023553882A (ja)

Applications Claiming Priority (5)

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
PCT/US2021/073040 WO2022140765A1 (en) 2020-12-22 2021-12-20 Intra prediction using enhanced interpolation filters

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JP2023553882A true JP2023553882A (ja) 2023-12-26
JP2023553882A5 JP2023553882A5 (enExample) 2024-12-16

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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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* Cited by examiner, † Cited by third party
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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

Citations (5)

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JP2013535919A (ja) * 2010-07-31 2013-09-12 オ，ス−ミ 予測ブロック生成装置
JP2019530351A (ja) * 2016-09-28 2019-10-17 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉ ビデオコーディングにおけるイントラ予測のための改善された補間フィルタ
WO2020018446A1 (en) * 2018-07-16 2020-01-23 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
JP2020517190A (ja) * 2017-05-31 2020-06-11 エルジー エレクトロニクス インコーポレイティド 映像コーディングシステムにおけるイントラ予測による映像のデコーディング方法及び装置

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US9900617B2 (en) * 2014-06-20 2018-02-20 Qualcomm Incorporated Single color palette mode in video coding
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
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

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013535919A (ja) * 2010-07-31 2013-09-12 オ，ス−ミ 予測ブロック生成装置
JP2019530351A (ja) * 2016-09-28 2019-10-17 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉ ビデオコーディングにおけるイントラ予測のための改善された補間フィルタ
JP2020517190A (ja) * 2017-05-31 2020-06-11 エルジー エレクトロニクス インコーポレイティド 映像コーディングシステムにおけるイントラ予測による映像のデコーディング方法及び装置
WO2020018446A1 (en) * 2018-07-16 2020-01-23 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
JP2021530906A (ja) * 2018-07-16 2021-11-11 クゥアルコム・インコーポレイテッドQualcomm Incorporated 広角イントラ予測を伴う位置依存イントラ予測組み合わせ
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

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US20250030888A1 (en) 2025-01-23
CL2023001718A1 (es) 2024-01-05
TW202236848A (zh) 2022-09-16
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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