AU2020417163B2 - Method for layerwise random access in a coded video stream - Google Patents

Method for layerwise random access in a coded video stream Download PDF

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Publication number
AU2020417163B2
AU2020417163B2 AU2020417163A AU2020417163A AU2020417163B2 AU 2020417163 B2 AU2020417163 B2 AU 2020417163B2 AU 2020417163 A AU2020417163 A AU 2020417163A AU 2020417163 A AU2020417163 A AU 2020417163A AU 2020417163 B2 AU2020417163 B2 AU 2020417163B2
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picture
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irap
determining
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AU2020417163A1 (en
Inventor
Byeongdoo CHOI
Shan Liu
Stephan Wenger
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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
    • H04N19/46—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)
AU2020417163A 2019-12-30 2020-10-09 Method for layerwise random access in a coded video stream Active AU2020417163B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2023258361A AU2023258361B2 (en) 2019-12-30 2023-10-31 Method for layerwise random access in a coded video stream

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
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

Related Child Applications (1)

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AU2023258361A Division AU2023258361B2 (en) 2019-12-30 2023-10-31 Method for layerwise random access in a coded video stream

Publications (2)

Publication Number Publication Date
AU2020417163A1 AU2020417163A1 (en) 2021-10-28
AU2020417163B2 true AU2020417163B2 (en) 2023-08-17

Family

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AU2020417163A Active AU2020417163B2 (en) 2019-12-30 2020-10-09 Method for layerwise random access in a coded video stream
AU2023258361A Active AU2023258361B2 (en) 2019-12-30 2023-10-31 Method for layerwise random access in a coded video stream

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AU2023258361A Active AU2023258361B2 (en) 2019-12-30 2023-10-31 Method for layerwise random access in a coded video stream

Country Status (9)

Country Link
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=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (2)

* Cited by examiner, † Cited by third party
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US20140301485A1 (en) * 2013-04-05 2014-10-09 Qualcomm Incorporated Irap access units and bitstream switching and splicing
US20140301437A1 (en) * 2013-04-05 2014-10-09 Qualcomm Incorporated Picture alignments in multi-layer video coding

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US9491457B2 (en) 2012-09-28 2016-11-08 Qualcomm Incorporated Signaling of regions of interest and gradual decoding refresh in video coding
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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140301485A1 (en) * 2013-04-05 2014-10-09 Qualcomm Incorporated Irap access units and bitstream switching and splicing
US20140301437A1 (en) * 2013-04-05 2014-10-09 Qualcomm Incorporated Picture alignments in multi-layer video coding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross et al., "Versatile Video Coding (Draft 6)", Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and IS O/IEC JTC 1/SC 29NWG 11, 15th Meeting: Gothenburg, SE, Jul. 3-12, 2019 (Year: 2019). *

Also Published As

Publication number Publication date
JP2022526173A (ja) 2022-05-23
US11228777B2 (en) 2022-01-18
EP4085619A1 (en) 2022-11-09
CA3137489A1 (en) 2021-07-08
WO2021137915A1 (en) 2021-07-08
CN118354089A (zh) 2024-07-16
JP7319384B2 (ja) 2023-08-01
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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