JP7332663B2 - ビデオビットストリームにおける従属ランダムアクセスポイント指示のための構文 - Google Patents

ビデオビットストリームにおける従属ランダムアクセスポイント指示のための構文 Download PDF

Info

Publication number
JP7332663B2
JP7332663B2 JP2021158897A JP2021158897A JP7332663B2 JP 7332663 B2 JP7332663 B2 JP 7332663B2 JP 2021158897 A JP2021158897 A JP 2021158897A JP 2021158897 A JP2021158897 A JP 2021158897A JP 7332663 B2 JP7332663 B2 JP 7332663B2
Authority
JP
Japan
Prior art keywords
picture
drap
pictures
type
bitstream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2021158897A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022056419A5 (https=
JP2022056419A (ja
Inventor
ワン イェ－クイ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lemon Inc Cayman Island
Original Assignee
Lemon Inc Cayman Island
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lemon Inc Cayman Island filed Critical Lemon Inc Cayman Island
Publication of JP2022056419A publication Critical patent/JP2022056419A/ja
Publication of JP2022056419A5 publication Critical patent/JP2022056419A5/ja
Application granted granted Critical
Publication of JP7332663B2 publication Critical patent/JP7332663B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • H04N19/10—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021158897A 2020-09-29 2021-09-29 ビデオビットストリームにおける従属ランダムアクセスポイント指示のための構文 Active JP7332663B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063084953P 2020-09-29 2020-09-29
US63/084953 2020-09-29

Publications (3)

Publication Number Publication Date
JP2022056419A JP2022056419A (ja) 2022-04-08
JP2022056419A5 JP2022056419A5 (https=) 2022-06-13
JP7332663B2 true JP7332663B2 (ja) 2023-08-23

Family

ID=77998867

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2021158897A Active JP7332663B2 (ja) 2020-09-29 2021-09-29 ビデオビットストリームにおける従属ランダムアクセスポイント指示のための構文
JP2021158893A Active JP7332662B2 (ja) 2020-09-29 2021-09-29 マルチレイヤービデオストリームのための補足向上情報
JP2021158894A Active JP7433280B2 (ja) 2020-09-29 2021-09-29 ビデオストリームにおける従属ランダムアクセスポイント指示

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2021158893A Active JP7332662B2 (ja) 2020-09-29 2021-09-29 マルチレイヤービデオストリームのための補足向上情報
JP2021158894A Active JP7433280B2 (ja) 2020-09-29 2021-09-29 ビデオストリームにおける従属ランダムアクセスポイント指示

Country Status (5)

Country Link
US (3) US11770498B2 (https=)
EP (3) EP3975570A1 (https=)
JP (3) JP7332663B2 (https=)
KR (3) KR20220043906A (https=)
CN (3) CN114339246B (https=)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL2559240T3 (pl) 2010-04-13 2020-01-31 Ge Video Compression, Llc Predykcja międzypłaszczyznowa
JP5718453B2 (ja) 2010-04-13 2015-05-13 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 復号化方法
KR102699111B1 (ko) 2010-04-13 2024-08-27 지이 비디오 컴프레션, 엘엘씨 이미지들의 멀티-트리 서브-디비젼을 이용한 비디오 코딩
CN106060561B (zh) 2010-04-13 2019-06-28 Ge视频压缩有限责任公司 解码器、重建数组的方法、编码器、编码方法及数据流
JP7405990B2 (ja) 2019-12-26 2023-12-26 バイトダンス インコーポレイテッド コーディングされたピクチャ内における復号順を実装する技術
WO2021190438A1 (en) * 2020-03-21 2021-09-30 Beijing Bytedance Network Technology Co., Ltd. Combination of subpictures and scalability
KR102902579B1 (ko) 2020-04-19 2025-12-18 두인 비전 컴퍼니 리미티드 변환 스킵 잔차 코딩
EP4154523A4 (en) * 2020-06-08 2023-11-22 ByteDance Inc. Constraints of slice count in a coded video picture
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
KR102850965B1 (ko) 2020-06-20 2025-08-26 두인 비전 컴퍼니 리미티드 상이한 코딩 블록 크기를 이용한 계층간 예측
US11770498B2 (en) 2020-09-29 2023-09-26 Lemon Inc. Supplemental enhancement information for multi-layer video streams
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
JP7626862B2 (ja) 2020-12-28 2025-02-04 北京字節跳動網絡技術有限公司 映像コーディングにおけるクロスランダムアクセスポイント信号通知
KR20230129008A (ko) * 2021-01-06 2023-09-05 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 교차 랜덤 액세스 포인트 시그널링 향상
JP7679981B2 (ja) 2021-04-08 2025-05-20 北京字節跳動網絡技術有限公司 スケーラビリティ次元情報補足拡張情報メッセージ
US11888913B2 (en) * 2021-04-28 2024-01-30 Lemon Inc. External stream representation properties
JP7640755B2 (ja) 2021-06-28 2025-03-05 北京字節跳動網絡技術有限公司 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
JP2025512406A (ja) * 2022-04-12 2025-04-17 バイトダンス インコーポレイテッド Ｅｄｒａｐベースのビデオストリーミングにおけるサブセグメントベースのストリーミング動作のサポート
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
CN119487504A (zh) * 2022-06-28 2025-02-18 字节跳动有限公司 用于所有媒体类型的isobmff中的edrap支持
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
WO2024011386A1 (zh) * 2022-07-11 2024-01-18 浙江大学 一种编解码方法、装置、编码器、解码器及存储介质
US20260025497A1 (en) * 2022-07-12 2026-01-22 Nokia Technologies Oy Asymmetric in-loop filters at virtual boundaries
WO2024020050A1 (en) * 2022-07-18 2024-01-25 Bytedance Inc. Drap and edrap in the isobmff
WO2024039723A1 (en) * 2022-08-17 2024-02-22 Bytedance Inc. Presence and relative decoding order of neural-network post-filter sei messages
EP4586609A1 (en) * 2022-09-05 2025-07-16 LG Electronics Inc. Method and device for image encoding/decoding based on dependent random-access point picture, and method for bitstream transmission
CN119968852B (zh) * 2022-09-28 2026-02-10 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
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
WO2025245207A1 (en) * 2024-05-21 2025-11-27 Bytedance Inc. Signalling of translator and generator neural networks in a generative video system
WO2026010974A1 (en) * 2024-07-02 2026-01-08 Bytedance Inc. Signalling of media content trustworthiness information

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017522766A (ja) 2014-06-18 2017-08-10 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 従属ランダムアクセスポイントピクチャ

Family Cites Families (63)

* 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
CA2675955C (en) 2007-01-18 2013-07-23 Nokia Corporation Carriage of sei messages in rtp payload format
RU2523071C1 (ru) 2010-04-09 2014-07-20 Мицубиси Электрик Корпорейшн Устройство кодирования движущихся изображений и устройство декодирования движущихся изображений
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
US9979958B2 (en) * 2012-04-20 2018-05-22 Qualcomm Incorporated Decoded picture buffer processing for random access point pictures in video sequences
US9736476B2 (en) 2012-04-27 2017-08-15 Qualcomm Incorporated Full random access from clean random access pictures in video coding
US9591303B2 (en) 2012-06-28 2017-03-07 Qualcomm Incorporated Random access and signaling of long-term reference pictures in video coding
US9225978B2 (en) * 2012-06-28 2015-12-29 Qualcomm Incorporated Streaming adaption based on clean random access (CRA) pictures
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
US9967583B2 (en) 2012-07-10 2018-05-08 Qualcomm Incorporated Coding timing information for video coding
KR102238567B1 (ko) 2012-09-19 2021-04-08 퀄컴 인코포레이티드 디스패리티 벡터 유도를 위한 화상들의 선택
US9426462B2 (en) 2012-09-21 2016-08-23 Qualcomm Incorporated Indication and activation of parameter sets for video coding
US9654802B2 (en) 2012-09-24 2017-05-16 Qualcomm Incorporated Sequence level flag for sub-picture level coded picture buffer parameters
US9479782B2 (en) 2012-09-28 2016-10-25 Qualcomm Incorporated Supplemental enhancement information message coding
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
US9525883B2 (en) 2013-07-15 2016-12-20 Qualcomm Incorporated Cross-layer alignment of intra random access point pictures
US20150016502A1 (en) 2013-07-15 2015-01-15 Qualcomm Incorporated Device and method for scalable coding of video information
US9979971B2 (en) 2013-10-14 2018-05-22 Qualcomm Incorporated Device and method for scalable coding of video information
US10284858B2 (en) 2013-10-15 2019-05-07 Qualcomm Incorporated Support of multi-mode extraction for multi-layer video codecs
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
US9712843B2 (en) 2013-10-23 2017-07-18 Qualcomm Incorporated Multi-layer video file format designs
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
US9860540B2 (en) 2014-01-03 2018-01-02 Qualcomm Incorporated Inference of nooutputofpriorpicsflag in video coding
US9832481B2 (en) * 2014-01-03 2017-11-28 Qualcomm Incorporated Support of base layer of a different codec in multi-layer video coding
US12177417B2 (en) 2014-01-08 2024-12-24 Qualcomm Incorporated Support of non-HEVC base layer in HEVC multi-layer extensions
US9807406B2 (en) 2014-03-17 2017-10-31 Qualcomm Incorporated Picture flushing and decoded picture buffer parameter inference for multi-layer bitstreams
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US10178397B2 (en) 2014-03-24 2019-01-08 Qualcomm Incorporated Generic use of HEVC SEI messages for multi-layer codecs
US10136152B2 (en) 2014-03-24 2018-11-20 Qualcomm Incorporated Use of specific HEVC SEI messages for multi-layer video codecs
US10390087B2 (en) 2014-05-01 2019-08-20 Qualcomm Incorporated Hypothetical reference decoder parameters for partitioning schemes in video coding
JP2017522767A (ja) * 2014-06-18 2017-08-10 テレフオンアクチーボラゲット エルエム エリクソン（パブル） ビデオビットストリームにおけるランダムアクセス
JP6348188B2 (ja) * 2014-06-18 2018-06-27 テレフオンアクチーボラゲット エルエム エリクソン（パブル） ビデオにおけるピクチャのロバストな符号化および復号化
US9819948B2 (en) 2014-06-18 2017-11-14 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions
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
MY185338A (en) 2015-02-04 2021-05-06 Ericsson Telefon Ab L M Drap identification and decoding
WO2017024990A1 (en) * 2015-08-07 2017-02-16 Mediatek Inc. Method and apparatus of bitstream random access and synchronization for multimedia applications
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
EP4712468A2 (en) * 2016-02-09 2026-03-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for picture/video data streams allowing efficient reducibility or efficient random access
US10897612B2 (en) 2017-03-03 2021-01-19 Qualcomm Incorporated Coding identifiers for motion constrained tile sets
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
CN111819855B (zh) 2018-03-21 2023-08-22 华为技术有限公司 视频码流中的取消标志指示
WO2019234604A1 (en) 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Extended quad-tree with asymmetric sub-blocks
US10972755B2 (en) 2018-12-03 2021-04-06 Mediatek Singapore Pte. Ltd. Method and system of NAL unit header structure for signaling new elements
CN111526368B (zh) 2019-02-03 2021-09-03 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
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
US11770498B2 (en) 2020-09-29 2023-09-26 Lemon Inc. Supplemental enhancement information for multi-layer video streams
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
JP7679981B2 (ja) * 2021-04-08 2025-05-20 北京字節跳動網絡技術有限公司 スケーラビリティ次元情報補足拡張情報メッセージ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017522766A (ja) 2014-06-18 2017-08-10 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 従属ランダムアクセスポイントピクチャ

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Recommendation ITU-T H.266 (08/2020)，[online], ITU-T，2020年08月29日，Pages 3-13 and 499-500，[令和4年1月14日検索], インターネット, <URL: https://www.itu.int/rec/T-REC-H.266-202008-I/en>.
Sung-Chang Lim, et al.，"Simplification on default quantization matrix signaling"，Document: JCTVC-I0101, [online]，JCTVC-I0101 (version 1)，Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2012年04月16日，Pages 1-6，[令和5年1月5日検索], インターネット, <URL: http://phenix.it-sudparis.eu/jct/doc_end_user/current_document.php?id=5357> and <URL: http://phenix.it-sudparis.eu/jct/doc_end_user/documents/9_Geneva/wg11/JCTVC-I0101-v1.zip>.
Ye-Kui Wang, et al.，"AHG9: SEI messages for support of cross RAP referencing based video coding"，Document: JVET-T0071-v1, [online]，JVET-T0071 (version 1)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29，2020年09月30日，Pages 1-5，[令和5年1月5日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=10450> and <URL: https://jvet-experts.org/doc_end_user/documents/20_Teleconference/wg11/JVET-T0071-v1.zip>.

Also Published As

Publication number Publication date
EP3975570A1 (en) 2022-03-30
JP7433280B2 (ja) 2024-02-19
US11770498B2 (en) 2023-09-26
EP3975569A1 (en) 2022-03-30
CN114339244B (zh) 2026-01-06
JP2022056417A (ja) 2022-04-08
CN114339246B (zh) 2025-09-16
KR20220043909A (ko) 2022-04-05
US20220103781A1 (en) 2022-03-31
US20220103867A1 (en) 2022-03-31
KR20220043910A (ko) 2022-04-05
JP7332662B2 (ja) 2023-08-23
JP2022056419A (ja) 2022-04-08
US12041386B2 (en) 2024-07-16
CN114339245B (zh) 2026-02-06
JP2022056418A (ja) 2022-04-08
US11962936B2 (en) 2024-04-16
CN114339245A (zh) 2022-04-12
KR20220043906A (ko) 2022-04-05
CN114339246A (zh) 2022-04-12
US20220103847A1 (en) 2022-03-31
EP3975568A1 (en) 2022-03-30
CN114339244A (zh) 2022-04-12

Similar Documents

Publication Publication Date Title
JP7332663B2 (ja) ビデオビットストリームにおける従属ランダムアクセスポイント指示のための構文
JP7203921B2 (ja) ピクチャユニット構造における非ｖｃｌのｎａｌユニットのハンドリング
JP7307777B2 (ja) ビデオコーディングにおける適応パラメータセットの格納
JP7626862B2 (ja) 映像コーディングにおけるクロスランダムアクセスポイント信号通知
JP7623496B2 (ja) クロスランダムアクセスポイント信号通知拡張
JP2022050367A (ja) コーディングされたビデオにおけるプロファイル、階層、レベル及び一般制約指示
JP7223088B2 (ja) バーサタイルビデオコーディングのトラック符号化

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20211122

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220603

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230117

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230414

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230725

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230810

R150 Certificate of patent or registration of utility model

Ref document number: 7332663

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150