JP7670443B2 - ビデオコーディングのための方法、装置及びプログラム - Google Patents

ビデオコーディングのための方法、装置及びプログラム Download PDF

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JP7670443B2
JP7670443B2 JP2021557681A JP2021557681A JP7670443B2 JP 7670443 B2 JP7670443 B2 JP 7670443B2 JP 2021557681 A JP2021557681 A JP 2021557681A JP 2021557681 A JP2021557681 A JP 2021557681A JP 7670443 B2 JP7670443 B2 JP 7670443B2
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JP2022525989A (ja
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リ，リン
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 to JP2025225002A priority patent/JP2026035783A/ja
Priority to JP2025225407A priority patent/JP2026035785A/ja
Priority to JP2025225305A priority patent/JP2026035784A/ja
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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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/134—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
    • H04N19/10—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different 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
    • H04N19/50—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2021557681A 2020-01-14 2021-01-12 ビデオコーディングのための方法、装置及びプログラム Active JP7670443B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2023137129A JP7785728B2 (ja) 2020-01-14 2023-08-25 ビデオコーディングのための方法、装置及びプログラム
JP2025225002A JP2026035783A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム
JP2025225407A JP2026035785A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム
JP2025225305A JP2026035784A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202062960930P 2020-01-14 2020-01-14
US62/960,930 2020-01-14
US17/088,073 US11375231B2 (en) 2020-01-14 2020-11-03 Method and apparatus for video coding
US17/088,073 2020-11-03
PCT/US2021/013051 WO2021146173A1 (en) 2020-01-14 2021-01-12 Method and apparatus for video coding

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JP2023137129A Division JP7785728B2 (ja) 2020-01-14 2023-08-25 ビデオコーディングのための方法、装置及びプログラム

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JP2022525989A JP2022525989A (ja) 2022-05-20
JP7670443B2 true JP7670443B2 (ja) 2025-04-30

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JP2021557681A Active JP7670443B2 (ja) 2020-01-14 2021-01-12 ビデオコーディングのための方法、装置及びプログラム
JP2023137129A Active JP7785728B2 (ja) 2020-01-14 2023-08-25 ビデオコーディングのための方法、装置及びプログラム
JP2025225407A Pending JP2026035785A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム
JP2025225002A Pending JP2026035783A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム
JP2025225305A Pending JP2026035784A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム

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JP2025225407A Pending JP2026035785A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム
JP2025225002A Pending JP2026035783A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム
JP2025225305A Pending JP2026035784A (ja) 2020-01-14 2025-12-03 ビデオコーディングのための方法、装置及びプログラム

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US (2) US11375231B2 (https=)
EP (1) EP4091323A4 (https=)
JP (5) JP7670443B2 (https=)
KR (2) KR102747635B1 (https=)
CN (2) CN119653111B (https=)
AU (3) AU2021207452B2 (https=)
CA (1) CA3137930A1 (https=)
SG (1) SG11202111741SA (https=)
WO (1) WO2021146173A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11350083B2 (en) 2019-04-19 2022-05-31 Qualcomm Incorporated Intra block copy merging data syntax for video coding
US20230156181A1 (en) * 2021-11-17 2023-05-18 Mediatek Inc. Methods and Apparatuses for a High-throughput Video Encoder or Decoder

Citations (4)

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WO2013051209A1 (ja) 2011-10-05 2013-04-11 パナソニック株式会社 画像符号化方法、画像符号化装置、画像復号方法、画像復号装置、および、画像符号化復号装置
WO2015180014A1 (en) 2014-05-26 2015-12-03 Mediatek Singapore Pte. Ltd. An improved merge candidate list construction method for intra block copy
US20170280159A1 (en) 2014-09-01 2017-09-28 Hfi Innovation Inc. Method of Intra Picture Block Copy for Screen Content and Video Coding
US20190335200A1 (en) 2018-04-26 2019-10-31 Tencent America LLC Method and apparatus for video coding

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EP1982518A4 (en) * 2006-01-12 2010-06-16 Lg Electronics Inc PROCESSING MORE VIEW VIDEO
US10244253B2 (en) * 2013-09-13 2019-03-26 Qualcomm Incorporated Video coding techniques using asymmetric motion partitioning
EP3198872A1 (en) 2014-09-26 2017-08-02 VID SCALE, Inc. Intra block copy coding with temporal block vector prediction
JP6472877B2 (ja) * 2014-10-09 2019-02-20 寰發股▲ふん▼有限公司ＨＦＩ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃ． 視点合成予測を含む３ｄまたは多視点映像符号化の方法
US9854237B2 (en) * 2014-10-14 2017-12-26 Qualcomm Incorporated AMVP and merge candidate list derivation for intra BC and inter prediction unification
US11477477B2 (en) * 2015-01-26 2022-10-18 Qualcomm Incorporated Sub-prediction unit based advanced temporal motion vector prediction
US20160373770A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
EP3737091A4 (en) 2018-06-27 2021-03-03 LG Electronics Inc. METHOD OF IMAGE PROCESSING BASED ON AN INTER PREDICTION MODE AND DEVICE FOR IT
US10362330B1 (en) 2018-07-30 2019-07-23 Tencent America LLC Combining history-based motion vector prediction and non-adjacent merge prediction

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013051209A1 (ja) 2011-10-05 2013-04-11 パナソニック株式会社 画像符号化方法、画像符号化装置、画像復号方法、画像復号装置、および、画像符号化復号装置
WO2015180014A1 (en) 2014-05-26 2015-12-03 Mediatek Singapore Pte. Ltd. An improved merge candidate list construction method for intra block copy
US20170280159A1 (en) 2014-09-01 2017-09-28 Hfi Innovation Inc. Method of Intra Picture Block Copy for Screen Content and Video Coding
US20190335200A1 (en) 2018-04-26 2019-10-31 Tencent America LLC Method and apparatus for video coding

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"CE4.3.1: Shared merging candidate list", Document: JVET-M0170-v1, [online]
"Versatile Video Coding (Draft 7)", Document: JVET-P2001-vE
「H.264/AVCのためのNALにおけるストリーム認証方式」
「ユビキタス技術 動画像の高能率符号化-MPEG-4とH.264-」

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Publication number Publication date
EP4091323A4 (en) 2024-02-14
AU2021207452B2 (en) 2023-02-02
JP2026035785A (ja) 2026-03-04
US20210218987A1 (en) 2021-07-15
JP2022525989A (ja) 2022-05-20
US11375231B2 (en) 2022-06-28
JP2023159375A (ja) 2023-10-31
JP2026035784A (ja) 2026-03-04
AU2021207452A1 (en) 2021-11-11
CA3137930A1 (en) 2021-07-22
CN113906739B (zh) 2024-11-22
US12309421B2 (en) 2025-05-20
CN113906739A (zh) 2022-01-07
KR102747635B1 (ko) 2024-12-31
AU2024205764A1 (en) 2024-09-05
US20230164350A1 (en) 2023-05-25
CN119653111A (zh) 2025-03-18
JP7785728B2 (ja) 2025-12-15
WO2021146173A1 (en) 2021-07-22
AU2023202732A1 (en) 2023-05-18
EP4091323A1 (en) 2022-11-23
JP2026035783A (ja) 2026-03-04
KR20250008131A (ko) 2025-01-14
AU2024205764B2 (en) 2026-01-15
AU2023202732B2 (en) 2024-05-16
KR20210134039A (ko) 2021-11-08
CN119653111B (zh) 2026-04-24
SG11202111741SA (en) 2021-11-29

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