CN114339245A - 在视频比特流中依赖随机访问点指示 - Google Patents

在视频比特流中依赖随机访问点指示 Download PDF

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Publication number
CN114339245A
CN114339245A CN202111142837.6A CN202111142837A CN114339245A CN 114339245 A CN114339245 A CN 114339245A CN 202111142837 A CN202111142837 A CN 202111142837A CN 114339245 A CN114339245 A CN 114339245A
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picture
type
drap
rap
bitstream
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王业奎
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Lemon Inc Cayman Island
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Lemon Inc Cayman Island
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • 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
    • H04N19/10—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/30—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
    • H04N19/58—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234309—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4 or from Quicktime to Realvideo
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/23614—Multiplexing of additional data and video streams

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202111142837.6A 2020-09-29 2021-09-28 在视频比特流中依赖随机访问点指示 Pending CN114339245A (zh)

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CN202111142836.1A Pending CN114339244A (zh) 2020-09-29 2021-09-28 多层视频流的补充增强信息
CN202111145060.9A Active CN114339246B (zh) 2020-09-29 2021-09-28 在视频比特流中的依赖随机访问点指示的语法

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US (3) US12041386B2 (enExample)
EP (3) EP3975568A1 (enExample)
JP (3) JP7433280B2 (enExample)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119968852A (zh) * 2022-09-28 2025-05-09 字节跳动有限公司 媒体文件中的扩展依赖随机接入样本点样本的增强信令

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106210732B (zh) 2010-04-13 2020-03-24 Ge视频压缩有限责任公司 解码器、编码器、解码方法、编码方法以及存储介质
KR101598510B1 (ko) 2010-04-13 2016-03-02 지이 비디오 컴프레션, 엘엘씨 이미지들의 멀티-트리 서브-디비젼을 이용한 비디오 코딩
KR101962084B1 (ko) 2010-04-13 2019-03-25 지이 비디오 컴프레션, 엘엘씨 평면 간 예측
PL3490257T3 (pl) 2010-04-13 2024-06-24 Ge Video Compression, Llc Łączenie obszarów próbek
KR102705715B1 (ko) 2019-12-26 2024-09-11 바이트댄스 아이엔씨 코딩된 픽처 내에서 디코딩 순서를 구현하기 위한 기술들
MX2022011463A (es) 2020-03-21 2022-10-07 Beijing Bytedance Network Tech Co Ltd Combinacion de subimagenes y escalabilidad.
CN115428464A (zh) 2020-04-19 2022-12-02 抖音视界有限公司 视频编解码的缩放窗口
CN115917978B (zh) * 2020-06-08 2025-11-14 字节跳动有限公司 对解码图片缓存的约束
US12034910B2 (en) * 2020-06-18 2024-07-09 Lg Electronics Inc. Image encoding/decoding method and apparatus for signaling high level information for tool control based on color representation format, and computer-readable recording medium storing bitstream
EP4154533A4 (en) 2020-06-20 2023-11-01 Beijing Bytedance Network Technology Co., Ltd. CROSS-LAYER PREDICTION WITH DIFFERENT CODING BLOCK SIZE
US12041386B2 (en) 2020-09-29 2024-07-16 Lemon Inc. Dependent random access point indication in video bitstreams
US20220109865A1 (en) * 2020-10-02 2022-04-07 Sharp Kabushiki Kaisha Systems and methods for signaling picture buffer information for intra random access point picture sub-bitstreams in video coding
WO2022143616A1 (en) 2020-12-28 2022-07-07 Beijing Bytedance Network Technology Co., Ltd. Dependent random access point sample entry signaling
KR20230129008A (ko) * 2021-01-06 2023-09-05 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 교차 랜덤 액세스 포인트 시그널링 향상
EP4305846A4 (en) * 2021-04-08 2024-05-01 Beijing Bytedance Network Technology Co., Ltd. Multiview acquisition information supplemental enhancement information
US11888913B2 (en) * 2021-04-28 2024-01-30 Lemon Inc. External stream representation properties
JP7697065B2 (ja) * 2021-06-28 2025-06-23 北京字節跳動網絡技術有限公司 拡張依存ランダムアクセスポイント補足エンハンスメント情報の拡張シグナリング
EP4138401A1 (en) * 2021-08-17 2023-02-22 Nokia Technologies Oy A method, an apparatus and a computer program product for video encoding and video decoding
EP4427437A4 (en) * 2021-11-05 2025-07-09 Bytedance Inc METHOD, APPARATUS AND MEDIUM FOR MULTIMEDIA PROCESSING
EP4494334A4 (en) * 2022-04-12 2025-04-02 ByteDance Inc. SUPPORTING SUB-SEGMENT-BASED STREAMING OPERATIONS IN EDRAP-BASED VIDEO STREAMING
CN114745600B (zh) * 2022-06-10 2022-09-27 中国传媒大学 一种基于sei的视频标签标注方法及装置
WO2024006289A1 (en) * 2022-06-28 2024-01-04 Bytedance Inc. Edrap support in isobmff for all media types
CN119563166A (zh) * 2022-06-29 2025-03-04 字节跳动有限公司 基于ari轨道的dash中的edrap
CN119256546B (zh) * 2022-07-11 2025-10-17 浙江大学 一种编解码方法、装置、编码器、解码器及存储介质
CN119732046A (zh) * 2022-08-17 2025-03-28 字节跳动有限公司 神经网络后处理滤波器sei消息的存在和相对解码顺序
JP2025523262A (ja) * 2022-09-05 2025-07-17 エルジー エレクトロニクス インコーポレイティド 従属ランダムアクセスポイントピクチャに基づく画像符号化／復号化方法及び装置、並びにビットストリーム伝送方法
CN116437127B (zh) * 2023-06-13 2023-08-11 典基网络科技(上海)有限公司 一种基于用户数据共享的视频卡顿优化方法
US20250119567A1 (en) * 2023-10-05 2025-04-10 Tencent America LLC Sei message supporting decoder picture-based parallelization
CN117201789B (zh) * 2023-11-07 2024-01-26 南京美乐威电子科技有限公司 视频码流生成方法、计算机存储介质及编码器

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150195561A1 (en) * 2014-01-03 2015-07-09 Qualcomm Incorporated Support of base layer of a different codec in multi-layer video coding
WO2015192990A1 (en) * 2014-06-18 2015-12-23 Telefonaktiebolaget L M Ericsson (Publ) Dependent random access point pictures
US20160219306A1 (en) * 2014-06-18 2016-07-28 Telefonaktiebolaget L M Ericsson (Publ) Random access in a video bitstream
US20160373777A1 (en) * 2015-02-04 2016-12-22 Telefonaktiebolaget Lm Ericsson (Publ) DRAP Identification and Decoding
US20180213300A1 (en) * 2015-08-07 2018-07-26 Mediatek Inc. Method and apparatus of bitstream random access and synchronization for multimedia applications
CN109076247A (zh) * 2016-02-09 2018-12-21 弗劳恩霍夫应用研究促进协会 允许图片/视频数据流的高效的可缩减性或高效的随机访问的技术
US20200177923A1 (en) * 2018-12-03 2020-06-04 Mediatek Singapore Pte. Ltd. Method and System of NAL Unit Header Structure for Signaling New Elements
CN111526368A (zh) * 2019-02-03 2020-08-11 华为技术有限公司 视频解码方法、视频编码方法、装置、设备及存储介质

Family Cites Families (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101313577A (zh) * 2005-10-13 2008-11-26 Lg电子株式会社 编码/解码的方法和装置
KR101072341B1 (ko) 2007-01-18 2011-10-11 노키아 코포레이션 Ｒｔｐ 페이로드 포맷에서의 ｓｅｉ 메시지들의 전송
US20130028326A1 (en) 2010-04-09 2013-01-31 Mitsubishi Electric Corporation Moving image encoding device and moving image decoding device
US9264717B2 (en) 2011-10-31 2016-02-16 Qualcomm Incorporated Random access with advanced decoded picture buffer (DPB) management in video coding
US9532055B2 (en) * 2012-04-16 2016-12-27 Microsoft Technology Licensing, Llc Constraints and unit types to simplify video random access
US9979959B2 (en) * 2012-04-20 2018-05-22 Qualcomm Incorporated Video coding with enhanced support for stream adaptation and splicing
US9736476B2 (en) 2012-04-27 2017-08-15 Qualcomm Incorporated Full random access from clean random access pictures in video coding
US9225978B2 (en) * 2012-06-28 2015-12-29 Qualcomm Incorporated Streaming adaption based on clean random access (CRA) pictures
US9591303B2 (en) 2012-06-28 2017-03-07 Qualcomm Incorporated Random access and signaling of long-term reference pictures in video coding
US9479776B2 (en) 2012-07-02 2016-10-25 Qualcomm Incorporated Signaling of long-term reference pictures for video coding
US20140010277A1 (en) 2012-07-09 2014-01-09 Qualcomm, Incorporated Supplemental enhancement information (sei) messages having a fixed-length coded video parameter set (vps) id
US9648322B2 (en) 2012-07-10 2017-05-09 Qualcomm Incorporated Coding random access pictures for video coding
EP2898696B1 (en) 2012-09-19 2022-09-07 Qualcomm Incorporated Selection of pictures for disparity vector derivation
US9554146B2 (en) 2012-09-21 2017-01-24 Qualcomm Incorporated Indication and activation of parameter sets for video coding
US9503753B2 (en) 2012-09-24 2016-11-22 Qualcomm Incorporated Coded picture buffer arrival and nominal removal times in video coding
US9565452B2 (en) 2012-09-28 2017-02-07 Qualcomm Incorporated Error resilient decoding unit association
US9154785B2 (en) 2012-10-08 2015-10-06 Qualcomm Incorporated Sub-bitstream applicability to nested SEI messages in video coding
US9402076B2 (en) 2013-01-07 2016-07-26 Qualcomm Incorporated Video buffering operations for random access in video coding
US9521393B2 (en) 2013-01-07 2016-12-13 Qualcomm Incorporated Non-nested SEI messages in video coding
US9596486B2 (en) 2013-04-05 2017-03-14 Qualcomm Incorporated IRAP access units and bitstream switching and splicing
US11438609B2 (en) 2013-04-08 2022-09-06 Qualcomm Incorporated Inter-layer picture signaling and related processes
US9532052B2 (en) 2013-04-08 2016-12-27 Qualcomm Incorporated Cross-layer POC alignment for multi-layer bitstreams that may include non-aligned IRAP pictures
US10003815B2 (en) 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures
US20150016502A1 (en) 2013-07-15 2015-01-15 Qualcomm Incorporated Device and method for scalable coding of video information
US9525883B2 (en) 2013-07-15 2016-12-20 Qualcomm Incorporated Cross-layer alignment of intra random access point pictures
US9900605B2 (en) 2013-10-14 2018-02-20 Qualcomm Incorporated Device and method for scalable coding of video information
US10264272B2 (en) 2013-10-15 2019-04-16 Qualcomm Incorporated Device and method for scalable coding of video information
WO2015056182A2 (en) 2013-10-15 2015-04-23 Nokia Technologies Oy Video encoding and decoding
US10284858B2 (en) 2013-10-15 2019-05-07 Qualcomm Incorporated Support of multi-mode extraction for multi-layer video codecs
US9712843B2 (en) 2013-10-23 2017-07-18 Qualcomm Incorporated Multi-layer video file format designs
US9860540B2 (en) 2014-01-03 2018-01-02 Qualcomm Incorporated Inference of nooutputofpriorpicsflag in video coding
US10560710B2 (en) 2014-01-03 2020-02-11 Qualcomm Incorporated Method for coding recovery point supplemental enhancement information (SEI) messages and region refresh information SEI messages in multi-layer coding
US12177417B2 (en) 2014-01-08 2024-12-24 Qualcomm Incorporated Support of non-HEVC base layer in HEVC multi-layer extensions
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US9807406B2 (en) 2014-03-17 2017-10-31 Qualcomm Incorporated Picture flushing and decoded picture buffer parameter inference for multi-layer bitstreams
US10645404B2 (en) 2014-03-24 2020-05-05 Qualcomm Incorporated Generic use of HEVC SEI messages for multi-layer codecs
US10880565B2 (en) 2014-03-24 2020-12-29 Qualcomm Incorporated Use of specific HEVC SEI messages for multi-layer video codecs
US9794626B2 (en) 2014-05-01 2017-10-17 Qualcomm Incorporated Partitioning schemes in multi-layer video coding
US10063867B2 (en) 2014-06-18 2018-08-28 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions
US9832463B2 (en) 2014-06-18 2017-11-28 Telefonaktiebolaget L M Ericsson (Publ) Robust encoding and decoding of pictures in video
US9716900B2 (en) 2014-06-20 2017-07-25 Qualcomm Incorporated Extensible design of nesting supplemental enhancement information (SEI) messages
US9807419B2 (en) 2014-06-25 2017-10-31 Qualcomm Incorporated Recovery point SEI message in multi-layer video codecs
US10200690B2 (en) 2015-09-22 2019-02-05 Qualcomm Incorporated Video decoder conformance for high dynamic range (HDR) video coding using a core video standard
US10148983B2 (en) 2015-09-25 2018-12-04 Qualcomm Incorporated Methods and systems of improved video stream switching and random access
US10306253B2 (en) 2015-10-14 2019-05-28 Qualcomm Incorporated Signaling of parameter sets in files of multi-layer bitstreams
US10687055B2 (en) 2017-03-03 2020-06-16 Qualcomm Incorporated Coding MCTS-EIS SEI messages of an access unit
US10958988B2 (en) * 2017-03-24 2021-03-23 Mediatek Inc. Methods and apparatus for media content asset changes
CN109963176B (zh) * 2017-12-26 2021-12-07 中兴通讯股份有限公司 视频码流处理方法、装置、网络设备和可读存储介质
WO2019182705A1 (en) 2018-03-21 2019-09-26 Futurewei Technologies, Inc. Signaling a cancel flag in a video bitstream
WO2019234604A1 (en) 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Extended quad-tree with asymmetric sub-blocks
US11539957B2 (en) 2019-06-20 2022-12-27 Tencent America LLC Layered random access with reference picture resampling
GB2593897B (en) * 2020-04-06 2024-02-14 Canon Kk Method, device, and computer program for improving random picture access in video streaming
US12041386B2 (en) 2020-09-29 2024-07-16 Lemon Inc. Dependent random access point indication in video bitstreams
US20220109865A1 (en) 2020-10-02 2022-04-07 Sharp Kabushiki Kaisha Systems and methods for signaling picture buffer information for intra random access point picture sub-bitstreams in video coding
KR20230129008A (ko) * 2021-01-06 2023-09-05 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 교차 랜덤 액세스 포인트 시그널링 향상
EP4305846A4 (en) * 2021-04-08 2024-05-01 Beijing Bytedance Network Technology Co., Ltd. Multiview acquisition information supplemental enhancement information

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150195561A1 (en) * 2014-01-03 2015-07-09 Qualcomm Incorporated Support of base layer of a different codec in multi-layer video coding
WO2015192990A1 (en) * 2014-06-18 2015-12-23 Telefonaktiebolaget L M Ericsson (Publ) Dependent random access point pictures
US20160219306A1 (en) * 2014-06-18 2016-07-28 Telefonaktiebolaget L M Ericsson (Publ) Random access in a video bitstream
US20160219301A1 (en) * 2014-06-18 2016-07-28 Telefonaktiebolaget Lm Ericsson (Publ) Dependent random access point pictures
US20160373777A1 (en) * 2015-02-04 2016-12-22 Telefonaktiebolaget Lm Ericsson (Publ) DRAP Identification and Decoding
US20180213300A1 (en) * 2015-08-07 2018-07-26 Mediatek Inc. Method and apparatus of bitstream random access and synchronization for multimedia applications
CN109076247A (zh) * 2016-02-09 2018-12-21 弗劳恩霍夫应用研究促进协会 允许图片/视频数据流的高效的可缩减性或高效的随机访问的技术
US20200177923A1 (en) * 2018-12-03 2020-06-04 Mediatek Singapore Pte. Ltd. Method and System of NAL Unit Header Structure for Signaling New Elements
CN111526368A (zh) * 2019-02-03 2020-08-11 华为技术有限公司 视频解码方法、视频编码方法、装置、设备及存储介质

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
YE-KUI WANG.: "AHG9: SEI messages for support of cross RAP referencing based video coding", 《JOINT VIDEO EXPERTS TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29 20TH MEETING, BY TELECONFERENCE, 7–16 OCT. 2020，JVET-T0071-V1》, 30 September 2020 (2020-09-30), pages 1 - 5 *
刘延伟;黄庆明;季向阳;霍龙社;高文;: "支持空域随机访问的多视点视频编码方法", 计算机辅助设计与图形学学报, no. 07, 15 July 2008 (2008-07-15) *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119968852A (zh) * 2022-09-28 2025-05-09 字节跳动有限公司 媒体文件中的扩展依赖随机接入样本点样本的增强信令

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