JP7148637B2 - 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム - Google Patents

映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム Download PDF

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JP7148637B2
JP7148637B2 JP2020560446A JP2020560446A JP7148637B2 JP 7148637 B2 JP7148637 B2 JP 7148637B2 JP 2020560446 A JP2020560446 A JP 2020560446A JP 2020560446 A JP2020560446 A JP 2020560446A JP 7148637 B2 JP7148637 B2 JP 7148637B2
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reference line
prediction
probable mode
index
intra
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JP2021521719A (ja
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ジャオ，リアン
ジャオ，シン
リ，シアン
リィウ，シャン
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Tencent America LLC
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Tencent America LLC
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Priority claimed from US16/240,388 external-priority patent/US10819977B2/en
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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
    • H04N19/134—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
    • H04N19/102—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
    • H04N19/103—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
    • H04N19/169—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
    • H04N19/593—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
    • H04N19/70—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2020560446A 2018-07-05 2019-06-27 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム Active JP7148637B2 (ja)

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JP2022150931A JP7495456B2 (ja) 2018-07-05 2022-09-22 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP2024083751A JP7698108B2 (ja) 2018-07-05 2024-05-23 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP2025098185A JP2025131811A (ja) 2018-07-05 2025-06-12 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム

Applications Claiming Priority (7)

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US201862694132P 2018-07-05 2018-07-05
US62/694,132 2018-07-05
US16/234,324 2018-12-27
US16/234,324 US20200014919A1 (en) 2018-07-05 2018-12-27 Methods and apparatus for multiple line intra prediction in video compression
US16/240,388 2019-01-04
US16/240,388 US10819977B2 (en) 2018-07-05 2019-01-04 Methods and apparatus for multiple line intra prediction in video compression
PCT/US2019/039593 WO2020009906A1 (en) 2018-07-05 2019-06-27 Methods and apparatus for multiple line intra prediction in video compression

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JP7148637B2 true JP7148637B2 (ja) 2022-10-05

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JP2022150931A Active JP7495456B2 (ja) 2018-07-05 2022-09-22 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP2024083751A Active JP7698108B2 (ja) 2018-07-05 2024-05-23 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP2025098185A Pending JP2025131811A (ja) 2018-07-05 2025-06-12 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム

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JP2024083751A Active JP7698108B2 (ja) 2018-07-05 2024-05-23 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP2025098185A Pending JP2025131811A (ja) 2018-07-05 2025-06-12 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム

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EP (1) EP3818699A4 (enExample)
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CN (3) CN116527913B (enExample)

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JP2022177219A (ja) * 2018-07-05 2022-11-30 テンセント・アメリカ・エルエルシー 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム

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EP3861749A1 (en) * 2018-10-01 2021-08-11 InterDigital VC Holdings, Inc. Directions for wide angle intra prediction
US20220038684A1 (en) * 2018-10-31 2022-02-03 Interdigital Vc Holdings, Inc. Multi-reference line intra prediction and most probable mode
EP4562850A1 (en) * 2022-07-27 2025-06-04 MediaTek Inc Using mulitple reference lines for prediction
CN119678491A (zh) * 2022-08-09 2025-03-21 现代自动车株式会社 使用基于模板的预测的视频编码方法及设备
JPWO2024095791A1 (enExample) 2022-11-04 2024-05-10
WO2024149344A1 (en) * 2023-01-13 2024-07-18 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing

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Cited By (4)

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JP2022177219A (ja) * 2018-07-05 2022-11-30 テンセント・アメリカ・エルエルシー 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP7495456B2 (ja) 2018-07-05 2024-06-04 テンセント・アメリカ・エルエルシー 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP2024109797A (ja) * 2018-07-05 2024-08-14 テンセント・アメリカ・エルエルシー 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム
JP7698108B2 (ja) 2018-07-05 2025-06-24 テンセント・アメリカ・エルエルシー 映像圧縮における複数ラインイントラ予測の方法、装置及びコンピュータ・プログラム

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CN116567249B (zh) 2024-07-16
JP7698108B2 (ja) 2025-06-24
US20230403393A1 (en) 2023-12-14
EP3818699A4 (en) 2022-03-30
KR20240024330A (ko) 2024-02-23
US20240187574A1 (en) 2024-06-06
US12363290B2 (en) 2025-07-15
KR20220153099A (ko) 2022-11-17
JP2024109797A (ja) 2024-08-14
CN116527913B (zh) 2024-07-16
CN116567249A (zh) 2023-08-08
KR102462915B1 (ko) 2022-11-04
JP2025131811A (ja) 2025-09-09
US11917137B2 (en) 2024-02-27
CN111869207B (zh) 2023-03-14
JP7495456B2 (ja) 2024-06-04
JP2022177219A (ja) 2022-11-30
EP3818699A1 (en) 2021-05-12
JP2021521719A (ja) 2021-08-26
US12256067B2 (en) 2025-03-18
CN116527913A (zh) 2023-08-01
US20220224894A1 (en) 2022-07-14
US20250330592A1 (en) 2025-10-23
CN111869207A (zh) 2020-10-30
KR20200123821A (ko) 2020-10-30
KR102638065B1 (ko) 2024-02-20

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