JP7536785B2 - 符号化されたビデオストリームを復号するための方法、装置およびコンピュータプログラム - Google Patents

符号化されたビデオストリームを復号するための方法、装置およびコンピュータプログラム Download PDF

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JP7536785B2
JP7536785B2 JP2021562870A JP2021562870A JP7536785B2 JP 7536785 B2 JP7536785 B2 JP 7536785B2 JP 2021562870 A JP2021562870 A JP 2021562870A JP 2021562870 A JP2021562870 A JP 2021562870A JP 7536785 B2 JP7536785 B2 JP 7536785B2
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JP2022537244A (ja
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ビョンドゥ・チェ
ステファン・ヴェンガー
シャン・リュウ
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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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/188—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 a video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/50—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
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence 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

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2021562870A 2020-05-20 2021-05-18 符号化されたビデオストリームを復号するための方法、装置およびコンピュータプログラム Active JP7536785B2 (ja)

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JP2023199968A JP7633362B2 (ja) 2020-05-20 2023-11-27 符号化されたビデオストリームを復号するための方法、装置およびコンピュータプログラム
JP2024130815A JP7701526B2 (ja) 2020-05-20 2024-08-07 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術
JP2025018399A JP2025065343A (ja) 2020-05-20 2025-02-06 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術
JP2025103942A JP2025126215A (ja) 2020-05-20 2025-06-19 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術

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US202063027826P 2020-05-20 2020-05-20
US63/027,826 2020-05-20
US202063035274P 2020-06-05 2020-06-05
US63/035,274 2020-06-05
US202063036335P 2020-06-08 2020-06-08
US63/036,335 2020-06-08
US202063037903P 2020-06-11 2020-06-11
US63/037,903 2020-06-11
US17/320,764 2021-05-14
US17/320,764 US11558630B2 (en) 2020-05-20 2021-05-14 Techniques for random access point indication and picture output in coded video stream
PCT/US2021/032924 WO2021236610A1 (en) 2020-05-20 2021-05-18 Techniques for random access point indication and picture output in coded video stream

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JP2024130815A Division JP7701526B2 (ja) 2020-05-20 2024-08-07 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術

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JP2023199968A Active JP7633362B2 (ja) 2020-05-20 2023-11-27 符号化されたビデオストリームを復号するための方法、装置およびコンピュータプログラム
JP2024130815A Active JP7701526B2 (ja) 2020-05-20 2024-08-07 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術
JP2025018399A Pending JP2025065343A (ja) 2020-05-20 2025-02-06 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術
JP2025103942A Pending JP2025126215A (ja) 2020-05-20 2025-06-19 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術

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JP2024130815A Active JP7701526B2 (ja) 2020-05-20 2024-08-07 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術
JP2025018399A Pending JP2025065343A (ja) 2020-05-20 2025-02-06 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術
JP2025103942A Pending JP2025126215A (ja) 2020-05-20 2025-06-19 符号化されたビデオストリームにおけるランダム・アクセス・ポイント表示およびピクチャ出力のための技術

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EP (2) EP4521740A3 (enExample)
JP (5) JP7536785B2 (enExample)
KR (2) KR20250039498A (enExample)
CN (3) CN119211526A (enExample)
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Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220003101A (ko) * 2019-05-06 2022-01-07 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩에서 새로운 코딩된 비디오 시퀀스를 시작하는 픽처에 대한 이전 픽처의 출력
WO2021007225A1 (en) * 2019-07-08 2021-01-14 Futurewei Technologies, Inc. Mixed nal unit picture constraints in video coding
US11356705B2 (en) * 2019-12-23 2022-06-07 Qualcomm Incorporated Picture header intra random access picture and gradual decoder refresh signaling in video coding
US11743503B2 (en) * 2020-05-14 2023-08-29 Qualcomm Incorporated Reference picture list constraints and signaling in video coding
CN115668916B (zh) 2020-05-22 2026-01-23 字节跳动有限公司 视频比特流处理中对图像类型的约束
US11882270B2 (en) * 2020-06-09 2024-01-23 Hfi Innovation Inc. Method and apparatus for video coding with constraints on reference picture lists of a RADL picture
US12542894B2 (en) * 2022-01-05 2026-02-03 Nokia Technologies Oy Method, an apparatus and a computer program product for implementing gradual decoding refresh
KR20240058512A (ko) * 2022-10-26 2024-05-03 삼성전자주식회사 복수의 비디오를 동시에 재생하기 위한 전자 장치 및 그 제어 방법
WO2024140793A1 (en) * 2022-12-27 2024-07-04 Mediatek Inc. Method for reducing signaling overhead in video coding
CN121128162A (zh) * 2023-04-28 2025-12-12 抖音视界有限公司 基于gdr的视频编解码中的时域参考的限制
WO2026034563A1 (ja) * 2024-08-07 2026-02-12 マクセル株式会社 放送受信装置およびコンテンツ保護方法
CN122093619A (zh) * 2026-04-24 2026-05-26 中国电信股份有限公司 视频流的处理方法、装置及电子设备

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020037272A1 (en) 2018-08-17 2020-02-20 Futurewei Technologies, Inc. Reference picture management in video coding

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10045021B2 (en) * 2013-04-05 2018-08-07 Samsung Electronics Co., Ltd. Multi-layer video coding method for random access and device therefor, and multi-layer video decoding method for random access and device therefor
US9860529B2 (en) 2013-07-16 2018-01-02 Qualcomm Incorporated Processing illumination compensation for video coding
GB2535453A (en) * 2015-02-10 2016-08-24 Canon Kk Method, device, and computer program for encapsulating hevc layered media data
WO2020130910A1 (en) * 2018-12-20 2020-06-25 Telefonaktiebolaget Lm Ericsson (Publ) Methods providing encoding and/or decoding of video using a syntax indicator and picture header
CN114009053B (zh) * 2019-06-20 2024-10-15 诺基亚技术有限公司 用于视频编码和解码的装置、方法
US12413764B2 (en) * 2020-01-28 2025-09-09 Sharp Kabushiki Kaisha Systems and methods for signaling picture information in a slice header in video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020037272A1 (en) 2018-08-17 2020-02-20 Futurewei Technologies, Inc. Reference picture management in video coding

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross et al.，Versatile Video Coding (Draft 9) [online]，JVET-R2001-vA，ITU-T インターネット＜URL:https://jvet-experts.org/doc_end_user/documents/18_Teleconference/wg11/JVET-R2001-vA.zip＞，2020年05月15日，PP.1, 48, 52
Benjamin Bross Jianle Chen Shan Liu Ye-Kui Wang，Versatile Video Coding (Draft 9) [online]， JVET-S JVET-R2001-vA，ITU-T インターネット＜URL:https://jvet-experts.org/doc_end_user/documents/18_Teleconference/wg11/JVET-R2001-vA.zip＞，2020年05月15日，PP.1, 48, 52
Lulin Chen Chih-Wei Hsu Shih-Ta Hsiang Olena Chubach Yu-Wen Huang Shaw-Min Lei No. 1, Dusing 1<SP>st</SP> Rd., Hsinchu City 30078, Taiwan，AHG9: On flag ph_gdr_or_irap_pic_flag [online]， JVET-S JVET-S0070-v1，ITU-T インターネット＜URL:https://jvet-experts.org/doc_end_user/documents/19_Teleconference/wg11/JVET-S0070-v1.zip＞，2020年05月23日，pp.1-4
Lulin Chen et al.，AHG9: On flag ph_gdr_or_irap_pic_flag [online]，JVET-S0070-v1，ITU-T インターネット＜URL:https://jvet-experts.org/doc_end_user/documents/19_Teleconference/wg11/JVET-S0070-v1.zip＞，2020年05月23日，pp.1-4

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JP2024152789A (ja) 2024-10-25
KR20220003091A (ko) 2022-01-07
CN119211526A (zh) 2024-12-27
US11558630B2 (en) 2023-01-17
JP7633362B2 (ja) 2025-02-19
CN114287132B (zh) 2024-07-23
JP2024009265A (ja) 2024-01-19
CA3312639A1 (en) 2026-06-21
CN114287132A (zh) 2022-04-05
US20260012625A1 (en) 2026-01-08
EP3942802C0 (en) 2025-03-05
AU2023204353A1 (en) 2023-07-27
US11956457B2 (en) 2024-04-09
CN119211525A (zh) 2024-12-27
JP2022537244A (ja) 2022-08-25
US20210368196A1 (en) 2021-11-25
EP3942802B1 (en) 2025-03-05
AU2021257907B2 (en) 2023-04-06
JP2025126215A (ja) 2025-08-28
JP7701526B2 (ja) 2025-07-01
EP4521740A2 (en) 2025-03-12
EP4521740A3 (en) 2025-05-14
US12382079B2 (en) 2025-08-05
SG11202111934TA (en) 2021-12-30
AU2023204353B2 (en) 2024-10-03
KR20250039498A (ko) 2025-03-20
KR102779997B1 (ko) 2025-03-12
EP3942802A4 (en) 2022-10-05
EP3942802A1 (en) 2022-01-26
US20240187630A1 (en) 2024-06-06
AU2021257907A1 (en) 2021-12-09
AU2025200032A1 (en) 2025-01-23
JP2025065343A (ja) 2025-04-17
US20230038756A1 (en) 2023-02-09
WO2021236610A1 (en) 2021-11-25

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