JP7241680B2 - 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 - Google Patents

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 Download PDF

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JP7241680B2
JP7241680B2 JP2019516387A JP2019516387A JP7241680B2 JP 7241680 B2 JP7241680 B2 JP 7241680B2 JP 2019516387 A JP2019516387 A JP 2019516387A JP 2019516387 A JP2019516387 A JP 2019516387A JP 7241680 B2 JP7241680 B2 JP 7241680B2
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prediction
video data
blocks
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JP2019530351A (ja
JP2019530351A5 (enExample
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ジャオ、シン
セレジン、バディム
ジャン、リ
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
    • H04N19/50—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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/176—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
    • H04N19/50—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
    • H04N19/80—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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2019516387A 2016-09-28 2017-09-20 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 Active JP7241680B2 (ja)

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US201662401067P 2016-09-28 2016-09-28
US62/401,067 2016-09-28
US15/709,270 2017-09-19
US15/709,270 US10382781B2 (en) 2016-09-28 2017-09-19 Interpolation filters for intra prediction in video coding
PCT/US2017/052485 WO2018063886A1 (en) 2016-09-28 2017-09-20 Improved interpolation filters for intra prediction in video coding

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JP2019530351A JP2019530351A (ja) 2019-10-17
JP2019530351A5 JP2019530351A5 (enExample) 2020-04-30
JP7241680B2 true JP7241680B2 (ja) 2023-03-17

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US (1) US10382781B2 (enExample)
EP (1) EP3520401A1 (enExample)
JP (1) JP7241680B2 (enExample)
KR (1) KR102155974B1 (enExample)
CN (1) CN109716765B (enExample)
BR (1) BR112019006196A2 (enExample)
WO (1) WO2018063886A1 (enExample)

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Ｊｉａｎｌｅ Ｃｈｅｎ ｅｔ ａｌ．， "Ａｌｇｏｒｉｔｈｍ Ｄｅｓｃｒｉｐｔｉｏｎ ｏｆ Ｊｏｉｎｔ Ｅｘｐｌｏｒａｔｉｏｎ Ｔｅｓｔ Ｍｏｄｅｌ ３"， Ｊｏｉｎｔ Ｖｉｄｅｏ Ｅｘｐｌｏｒａｔｉｏｎ Ｔｅａｍ （ＪＶＥＴ） ｏｆ ＩＴＵ－Ｔ ＳＧ１６ ＷＰ ３ ａｎｄ ＩＳＯ／ＩＥＣ ＪＴＣ １／ＳＣ ２９／ＷＧ １１ ３ｒｄ Ｍｅｅｔｉｎｇ：Ｇｅｎｅｖａ，ＣＨ，２６ Ｍａｙ － １ Ｊｕｎｅ ２０１６、Ｄｏｃｕｍｅｎｔ：ＪＶＥＴ－Ｃ１００３＿ｖ３，２０１６－０７－０６，ｐｐ．８－９
Ｓｈｏｈｅｉ Ｍａｔｓｕｏ ｅｔ ａｌ．， "Ｉｍｐｒｏｖｅｄ ｉｎｔｒａ ａｎｇｕｌａｒ ｐｒｅｄｉｃｔｉｏｎ ｂｙ ＤＣＴ－ｂａｓｅｄ ｉｎｔｅｒｐｏｌａｔｉｏｎ ｆｉｌｔｅｒ"， ２０１２ Ｐｒｏｃ． ｏｆ ｔｈｅ ２０ｔｈ Ｅｕｒｏｐｅａｎ Ｓｉｇｎａｌ Ｐｒｏｃｅｓｓｉｎｇ Ｃｏｎｆ． （ＥＵＳＩＰＣＯ ２０１２）， ＩＥＥＥ， ２７ Ａｕｇ． ２０１２

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US10382781B2 (en) 2019-08-13
US20180091825A1 (en) 2018-03-29
JP2019530351A (ja) 2019-10-17
WO2018063886A9 (en) 2019-03-21
BR112019006196A2 (pt) 2019-06-18
CN109716765A (zh) 2019-05-03
WO2018063886A1 (en) 2018-04-05
CN109716765B (zh) 2021-05-25
EP3520401A1 (en) 2019-08-07
KR20190049755A (ko) 2019-05-09
KR102155974B1 (ko) 2020-09-14

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