JP7319384B2 - 符号化ビデオビットストリームを生成する方法、装置、及びコンピュータプログラム - Google Patents

符号化ビデオビットストリームを生成する方法、装置、及びコンピュータプログラム Download PDF

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JP7319384B2
JP7319384B2 JP2021557674A JP2021557674A JP7319384B2 JP 7319384 B2 JP7319384 B2 JP 7319384B2 JP 2021557674 A JP2021557674 A JP 2021557674A JP 2021557674 A JP2021557674 A JP 2021557674A JP 7319384 B2 JP7319384 B2 JP 7319384B2
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irap
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decoding order
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JP2022526173A (ja
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チョイ，ビョンドゥ
リィウ，シャン
ウェンジャー，ステファン
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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
    • H04N19/46—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
    • H04N19/30—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
    • H04N19/10—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/70—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)
JP2021557674A 2019-12-30 2020-10-09 符号化ビデオビットストリームを生成する方法、装置、及びコンピュータプログラム Active JP7319384B2 (ja)

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JP2023118697A JP7615236B2 (ja) 2019-12-30 2023-07-20 符号化ビデオビットストリームを生成する方法、装置、及びコンピュータプログラム

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US201962954880P 2019-12-30 2019-12-30
US62/954,880 2019-12-30
US17/063,082 2020-10-05
US17/063,082 US11228777B2 (en) 2019-12-30 2020-10-05 Method for layerwise random access in a coded video stream
PCT/US2020/054972 WO2021137915A1 (en) 2019-12-30 2020-10-09 Method for layerwise random access in a coded video stream

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JP7319384B2 true JP7319384B2 (ja) 2023-08-01

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JP2023118697A Active JP7615236B2 (ja) 2019-12-30 2023-07-20 符号化ビデオビットストリームを生成する方法、装置、及びコンピュータプログラム

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US (3) US11228777B2 (https=)
EP (1) EP4085619A4 (https=)
JP (2) JP7319384B2 (https=)
KR (2) KR102650213B1 (https=)
CN (2) CN118354089A (https=)
AU (2) AU2020417163B2 (https=)
CA (1) CA3137489A1 (https=)
SG (1) SG11202111505SA (https=)
WO (1) WO2021137915A1 (https=)

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EP3928520A4 (en) * 2019-03-11 2022-08-17 Huawei Technologies Co., Ltd. STEP BY DECODE REFRESHMENT IN VIDEO ENCODING
WO2021188548A1 (en) * 2020-03-19 2021-09-23 Bytedance Inc. Constraints on reference picture lists entries
EP4144093A4 (en) 2020-05-22 2023-08-23 ByteDance Inc. SIGNALING OF IMAGE INFORMATION IN ACCESS UNITS

Citations (1)

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JP2017225159A (ja) 2012-09-28 2017-12-21 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ビデオコーディングにおける関心領域および漸次復号リフレッシュのシグナリング

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US9674533B2 (en) * 2013-04-05 2017-06-06 Qualcomm Incorporated Picture alignments in multi-layer video coding
US9596486B2 (en) * 2013-04-05 2017-03-14 Qualcomm Incorporated IRAP access units and bitstream switching and splicing
US9525883B2 (en) * 2013-07-15 2016-12-20 Qualcomm Incorporated Cross-layer alignment of intra random access point pictures
CN105765978B (zh) * 2013-10-11 2019-01-29 韩国电子通信研究院 用于编码/解码图像的方法和使用其的装置
KR20150042683A (ko) * 2013-10-11 2015-04-21 한국전자통신연구원 점진적 계층전환을 이용한 영상 부호화/복호화 방법 및 그 장치
MX352916B (es) * 2013-10-14 2017-12-14 Ericsson Telefon Ab L M Alineación de conteo de orden de imágenes en video escalable.
US9794595B2 (en) * 2014-03-18 2017-10-17 Qualcomm Incorporated Derivation of end of sequence NAL unit information for multi-layer bitstreams
US10027981B2 (en) * 2014-09-01 2018-07-17 Hfi Innovation Inc. Method of intra picture block copy for screen content and video coding
US20170105004A1 (en) * 2015-10-07 2017-04-13 Qualcomm Incorporated Methods and systems of coding a predictive random access picture using a background picture
TWI863927B (zh) * 2018-09-19 2024-12-01 大陸商北京字節跳動網絡技術有限公司 用於幀內編解碼的鄰近的相鄰塊的選擇
MX2022003362A (es) * 2019-09-24 2022-04-11 Huawei Tech Co Ltd Compatibilidad con imagenes mixtas irap y no irap dentro de una unidad de acceso de flujos de bits de video de capas multiples.

Patent Citations (1)

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JP2017225159A (ja) 2012-09-28 2017-12-21 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ビデオコーディングにおける関心領域および漸次復号リフレッシュのシグナリング

Non-Patent Citations (1)

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Benjamin Bross et al.，"Versatile Video Coding(Draft5)"， Joint Video Exploration Team (JVET)，2019年07月02日，pp.2,6,127-134，[JVET-N1001-V1](version 10)

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Publication number Publication date
JP2022526173A (ja) 2022-05-23
US11228777B2 (en) 2022-01-18
AU2020417163B2 (en) 2023-08-17
EP4085619A1 (en) 2022-11-09
CA3137489A1 (en) 2021-07-08
WO2021137915A1 (en) 2021-07-08
CN118354089A (zh) 2024-07-16
AU2023258361B2 (en) 2025-06-26
KR20240040130A (ko) 2024-03-27
JP2023134778A (ja) 2023-09-27
US11765373B2 (en) 2023-09-19
JP7615236B2 (ja) 2025-01-16
US20220103850A1 (en) 2022-03-31
US12355998B2 (en) 2025-07-08
CN113826387A (zh) 2021-12-21
EP4085619A4 (en) 2023-12-27
SG11202111505SA (en) 2021-11-29
CN113826387B (zh) 2024-04-19
US20210203970A1 (en) 2021-07-01
KR20210104892A (ko) 2021-08-25
KR102650213B1 (ko) 2024-03-22
AU2020417163A1 (en) 2021-10-28
US20230328265A1 (en) 2023-10-12
AU2023258361A1 (en) 2023-11-23

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