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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    • 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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  • 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

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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 US10819977B2 (en) 2018-07-05 2019-01-04 Methods and apparatus for multiple line intra prediction in video compression
US16/240,388 2019-01-04
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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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) CN111869207B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US12593037B2 (en) 2022-06-13 2026-03-31 Mediatek Inc. Adaptive regions for decoder-side intra mode derivation and prediction
WO2024022146A1 (en) * 2022-07-27 2024-02-01 Mediatek Inc. Using mulitple reference lines for prediction
US20260075183A1 (en) * 2022-08-09 2026-03-12 Hyundai Motor Company Method and device for video coding using template-based prediction
EP4615117A4 (en) 2022-11-04 2026-01-07 Denso Corp TERMINAL EQUIPMENT AND BASE STATION DEVICE
WO2024149344A1 (en) * 2023-01-13 2024-07-18 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
JP2025161404A (ja) * 2024-04-12 2025-10-24 株式会社日立製作所 計算機システム、プログラム、及びデータ圧縮方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018070267A1 (ja) 2016-10-14 2018-04-19 ソニー株式会社 画像処理装置および画像処理方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10142627B2 (en) * 2015-06-18 2018-11-27 Qualcomm Incorporated Intra prediction and intra mode coding
US10523949B2 (en) * 2016-05-25 2019-12-31 Arris Enterprises Llc Weighted angular prediction for intra coding
US10944963B2 (en) 2016-05-25 2021-03-09 Arris Enterprises Llc Coding weighted angular prediction for intra coding
CA3025520C (en) 2016-05-25 2024-07-02 Arris Enterprises Llc IMPROVED WEIGHTED ANGULAR PREDICTION CODING FOR INTRA-CODING
ES2699691R1 (es) 2016-06-24 2019-04-05 Kt Corp Método y aparato para procesar señales de vídeo
WO2019023209A1 (en) 2017-07-24 2019-01-31 Arris Enterprises Llc INTRA MODE JVET CODING
WO2019047883A1 (en) * 2017-09-08 2019-03-14 Fg Innovation Ip Company Limited DEVICE AND METHOD FOR ENCODING VIDEO DATA BASED ON MULTIPLE REFERENCE LINES
US10419754B1 (en) * 2018-04-02 2019-09-17 Tencent America LLC Method and apparatus for video decoding using multiple line intra prediction
JP7601639B2 (ja) * 2018-06-29 2024-12-17 フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 拡張参照画像内予測
JP7148637B2 (ja) * 2018-07-05 2022-10-05 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
US20220038684A1 (en) * 2018-10-31 2022-02-03 Interdigital Vc Holdings, Inc. Multi-reference line intra prediction and most probable mode
MX2021011419A (es) * 2019-03-23 2022-01-06 Huawei Tech Co Ltd Un codificador, un decodificador y métodos correspondientes para la intrapredicción.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018070267A1 (ja) 2016-10-14 2018-04-19 ソニー株式会社 画像処理装置および画像処理方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
BROSS, Benjamin et al.，CE3: Multiple reference line intra prediction (Test 5.4.1, 5.4.2, 5.4.3 and 5.4.4)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 11th Meeting: Ljubljana, SI, 10-18 July 2018, [JVET-K0051-v1]，JVET-K0051-v1 (version 1)，ITU-T，2018年07月02日，＜URL: http://phenix.it-sudparis.eu/jvet/doc_end_user/documents/11_Ljubljana/wg11/JVET-K0051-v1.zip＞: JVET-K0051.docx: pp. 1-8
ZHAO, Liang et al.，Further investigations on multi-line intra prediction，Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 10th Meeting: San Diego, US, 10-20 Apr. 2018, [JVET-J0065-v2]，JVET-J0065 (version 3)，ITU-T，2018年04月12日，＜URL: http://phenix.it-sudparis.eu/jvet/doc_end_user/documents/10_San%20Diego/wg11/JVET-J0065-v3.zip＞: JVET-J0065.docx: pp. 1-3

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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CN116527913B (zh) 2024-07-16
KR102970074B1 (ko) 2026-05-28
US12363290B2 (en) 2025-07-15
KR102638065B1 (ko) 2024-02-20
US11917137B2 (en) 2024-02-27
CN111869207A (zh) 2020-10-30
US20220224894A1 (en) 2022-07-14
KR20220153099A (ko) 2022-11-17
JP2025131811A (ja) 2025-09-09
CN116567249B (zh) 2024-07-16
JP2022177219A (ja) 2022-11-30
KR20240024330A (ko) 2024-02-23
EP3818699A4 (en) 2022-03-30
CN116567249A (zh) 2023-08-08
US20230403393A1 (en) 2023-12-14
JP7698108B2 (ja) 2025-06-24
JP2024109797A (ja) 2024-08-14
KR20200123821A (ko) 2020-10-30
KR102462915B1 (ko) 2022-11-04
CN116527913A (zh) 2023-08-01
US20240187574A1 (en) 2024-06-06
US12256067B2 (en) 2025-03-18
KR20260079735A (ko) 2026-06-02
US20250330592A1 (en) 2025-10-23
JP2021521719A (ja) 2021-08-26
JP7495456B2 (ja) 2024-06-04
CN111869207B (zh) 2023-03-14
EP3818699A1 (en) 2021-05-12

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