CN120302050A - 用于在视频流中使不同的nal单元类型的nal单元混合的解码器、编码器以及方法 - Google Patents

用于在视频流中使不同的nal单元类型的nal单元混合的解码器、编码器以及方法 Download PDF

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Publication number
CN120302050A
CN120302050A CN202510645769.7A CN202510645769A CN120302050A CN 120302050 A CN120302050 A CN 120302050A CN 202510645769 A CN202510645769 A CN 202510645769A CN 120302050 A CN120302050 A CN 120302050A
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CN
China
Prior art keywords
bitstream
nal unit
sub
picture
irap
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Pending
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CN202510645769.7A
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English (en)
Chinese (zh)
Inventor
德拉费恩特 Y·桑切斯
Y·桑切斯德拉费恩特
K·许林
C·海勒格
T·斯基尔勒
R·斯库平
T·威甘德
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Publication of CN120302050A publication Critical patent/CN120302050A/zh
Pending legal-status Critical Current

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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
    • H04N19/30—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
    • H04N19/103—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
    • H04N19/172—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
    • H04N19/184—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
    • H04N19/10—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
    • H04N19/44—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
    • H04N19/597—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CN202510645769.7A 2019-12-20 2020-12-16 用于在视频流中使不同的nal单元类型的nal单元混合的解码器、编码器以及方法 Pending CN120302050A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP19219057.7 2019-12-20
EP19219057 2019-12-20
CN202080097218.7A CN115066905B (zh) 2019-12-20 2020-12-16 用于在视频流中使不同的nal单元类型的nal单元混合的解码器、编码器以及方法
PCT/EP2020/086523 WO2021122817A1 (en) 2019-12-20 2020-12-16 Decoder, encoder and methods for mixing nal units of different nal unit types in video streams

Related Parent Applications (1)

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CN202080097218.7A Division CN115066905B (zh) 2019-12-20 2020-12-16 用于在视频流中使不同的nal单元类型的nal单元混合的解码器、编码器以及方法

Publications (1)

Publication Number Publication Date
CN120302050A true CN120302050A (zh) 2025-07-11

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CN202510645769.7A Pending CN120302050A (zh) 2019-12-20 2020-12-16 用于在视频流中使不同的nal单元类型的nal单元混合的解码器、编码器以及方法
CN202080097218.7A Active CN115066905B (zh) 2019-12-20 2020-12-16 用于在视频流中使不同的nal单元类型的nal单元混合的解码器、编码器以及方法

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Country Status (9)

Country Link
US (2) US12355990B2 (https=)
EP (1) EP4078973A1 (https=)
JP (2) JP7659561B2 (https=)
KR (1) KR20220114562A (https=)
CN (2) CN120302050A (https=)
AU (2) AU2020406072B2 (https=)
CA (1) CA3164485A1 (https=)
TW (1) TWI792121B (https=)
WO (1) WO2021122817A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220114562A (ko) * 2019-12-20 2022-08-17 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 비디오 스트림들에서 상이한 nal 유닛 타입들의 nal 유닛들을 혼합하기 위한 디코더, 인코더 및 방법들
EP4117290A4 (en) * 2020-03-05 2024-03-20 LG Electronics, Inc. METHOD AND DEVICE FOR IMAGE ENCODING/DECODING BASED ON MIXED NAL UNIT TYPE AND METHOD FOR TRANSMITTING BIT STREAM
WO2021188801A1 (en) 2020-03-20 2021-09-23 Bytedance Inc. Coding of neighboring subpictures
EP4122195A4 (en) 2020-04-20 2023-06-21 ByteDance Inc. REFERENCE IMAGE LISTING RESTRICTIONS
WO2025206842A1 (ko) * 2024-03-29 2025-10-02 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2025216550A1 (ko) * 2024-04-09 2025-10-16 엘지전자 주식회사 영상 정보를 디코딩하는 방법, 영상 정보를 인코딩하는 방법, 및 영상 정보에 관한 데이터를 전송하는 방법
WO2025216531A1 (ko) * 2024-04-09 2025-10-16 엘지전자 주식회사 영상 정보를 디코딩하는 방법, 영상 정보를 인코딩하는 방법, 및 영상 정보에 관한 데이터를 전송하는 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9124895B2 (en) * 2011-11-04 2015-09-01 Qualcomm Incorporated Video coding with network abstraction layer units that include multiple encoded picture partitions
US9596486B2 (en) * 2013-04-05 2017-03-14 Qualcomm Incorporated IRAP access units and bitstream switching and splicing
US20150103878A1 (en) 2013-10-14 2015-04-16 Qualcomm Incorporated Device and method for scalable coding of video information
EP3090550A1 (en) * 2014-01-02 2016-11-09 VID SCALE, Inc. Sub-bitstream extraction process for hevc extensions
WO2020157287A1 (en) 2019-02-01 2020-08-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video codec allowing sub-picture or region wise random access and concept for video composition using the same
CN115550659B (zh) 2019-03-11 2025-05-06 华为技术有限公司 在一个图像内支持混合nal单元类型的编码方法及编码器
US11375232B2 (en) * 2019-12-10 2022-06-28 Zte (Uk) Limited Sub picture signaling in video coding
US11477487B2 (en) 2019-12-10 2022-10-18 Zte (Uk) Limited Subpicture signaling in video coding
KR20220114562A (ko) * 2019-12-20 2022-08-17 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 비디오 스트림들에서 상이한 nal 유닛 타입들의 nal 유닛들을 혼합하기 위한 디코더, 인코더 및 방법들
US11399188B2 (en) * 2020-01-01 2022-07-26 Tencent America LLC Method for mixed NAL unit type support in a coded picture

Also Published As

Publication number Publication date
TW202127889A (zh) 2021-07-16
CN115066905A (zh) 2022-09-16
US20230027374A1 (en) 2023-01-26
CN115066905B (zh) 2025-06-10
AU2026202540A1 (en) 2026-04-23
CA3164485A1 (en) 2021-06-24
JP2025098223A (ja) 2025-07-01
US12355990B2 (en) 2025-07-08
JP2023507348A (ja) 2023-02-22
JP7852117B2 (ja) 2026-04-27
WO2021122817A1 (en) 2021-06-24
AU2020406072A1 (en) 2022-08-11
AU2020406072B2 (en) 2026-01-15
EP4078973A1 (en) 2022-10-26
US20250294175A1 (en) 2025-09-18
JP7659561B2 (ja) 2025-04-09
TWI792121B (zh) 2023-02-11
KR20220114562A (ko) 2022-08-17

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