JP7439249B2 - サブビットストリーム抽出におけるエラー回避 - Google Patents

サブビットストリーム抽出におけるエラー回避 Download PDF

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JP7439249B2
JP7439249B2 JP2022521012A JP2022521012A JP7439249B2 JP 7439249 B2 JP7439249 B2 JP 7439249B2 JP 2022521012 A JP2022521012 A JP 2022521012A JP 2022521012 A JP2022521012 A JP 2022521012A JP 7439249 B2 JP7439249 B2 JP 7439249B2
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イェ-クイ・ワン
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ホアウェイ・テクノロジーズ・カンパニー・リミテッド
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JP2022521011A Active JP7404522B2 (ja) 2019-10-07 2020-10-06 Dpbサイズベースの参照ピクチャエントリ制約条件
JP2022521328A Active JP7413518B2 (ja) 2019-10-07 2020-10-06 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
JP2022521394A Active JP7423764B2 (ja) 2019-10-07 2020-10-06 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
JP2022521012A Active JP7439249B2 (ja) 2019-10-07 2020-10-06 サブビットストリーム抽出におけるエラー回避
JP2022521010A Active JP7451691B2 (ja) 2019-10-07 2020-10-06 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
JP2022521009A Active JP7427774B2 (ja) 2019-10-07 2020-10-06 サブビットストリーム抽出におけるspsエラー回避
JP2023210287A Active JP7575565B2 (ja) 2019-10-07 2023-12-13 Dpbサイズベースの参照ピクチャエントリ制約条件
JP2023219098A Active JP7612825B2 (ja) 2019-10-07 2023-12-26 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
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JP2024034318A Pending JP2024069331A (ja) 2019-10-07 2024-03-06 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
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JP2022521009A Active JP7427774B2 (ja) 2019-10-07 2020-10-06 サブビットストリーム抽出におけるspsエラー回避
JP2023210287A Active JP7575565B2 (ja) 2019-10-07 2023-12-13 Dpbサイズベースの参照ピクチャエントリ制約条件
JP2023219098A Active JP7612825B2 (ja) 2019-10-07 2023-12-26 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
JP2024001380A Active JP7733142B2 (ja) 2019-10-07 2024-01-09 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
JP2024005341A Active JP7715852B2 (ja) 2019-10-07 2024-01-17 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
JP2024008764A Active JP7675231B2 (ja) 2019-10-07 2024-01-24 サブビットストリーム抽出におけるspsエラー回避
JP2024019656A Active JP7656107B2 (ja) 2019-10-07 2024-02-13 サブビットストリーム抽出におけるエラー回避
JP2024034318A Pending JP2024069331A (ja) 2019-10-07 2024-03-06 マルチレイヤビデオビットストリーム内の冗長シグナリングの回避
JP2024181953A Active JP7765583B2 (ja) 2019-10-07 2024-10-17 Dpbサイズベースの参照ピクチャエントリ制約条件
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Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7036228B2 (ja) * 2018-12-12 2022-03-15 株式会社島津製作所 化学発光硫黄検出器
IL291689B2 (en) * 2019-09-24 2025-07-01 Huawei Tech Co Ltd Hypothetical Source Decoder (HRD) for checking the suitability of output layer sets (OLS)
JP7389241B2 (ja) * 2019-09-24 2023-11-29 華為技術有限公司 マルチビュースケーラビリティのためのols
CN117651135A (zh) * 2019-10-07 2024-03-05 华为技术有限公司 避免多层视频码流中的冗余指示
WO2021112037A1 (en) * 2019-12-06 2021-06-10 Sharp Kabushiki Kaisha Systems and methods for signaling temporal sublayer information in video coding
WO2021134015A1 (en) 2019-12-26 2021-07-01 Bytedance Inc. Profile, tier and layer indication in video coding
JP7425204B2 (ja) 2019-12-26 2024-01-30 バイトダンス インコーポレイテッド ビデオビットストリームにおける仮想参照デコーダパラメータのシグナリングに対する制約
EP4066386A4 (en) 2019-12-27 2023-01-25 ByteDance Inc. SUB-PICTURE SIGNALING IN VIDEO ENCODING
WO2021133519A1 (en) * 2019-12-27 2021-07-01 Alibaba Group Holding Limited Methods and systems for performing gradual decoding refresh processing on pictures
EP4604552A3 (en) * 2019-12-30 2025-11-12 LG Electronics Inc. Image decoding method for coding dpb parameter, and device therefor
WO2021137597A1 (ko) * 2019-12-30 2021-07-08 엘지전자 주식회사 Ols에 대한 dpb 파라미터를 사용하는 영상 디코딩 방법 및 그 장치
KR20250124392A (ko) * 2019-12-30 2025-08-19 엘지전자 주식회사 Ols dpb 파라미터 인덱스를 포함하는 영상 정보 기반 영상 디코딩 방법 및 그 장치
KR102874198B1 (ko) 2020-01-09 2025-10-23 바이트댄스 아이엔씨 비디오 스트림들 내의 필러 데이터 유닛들의 프로세싱
WO2021162016A1 (ja) * 2020-02-10 2021-08-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
JP7658982B2 (ja) * 2020-03-17 2025-04-08 ホアウェイ・テクノロジーズ・カンパニー・リミテッド エンコーダ、デコーダ、および対応する方法
JP7544843B2 (ja) 2020-03-21 2024-09-03 北京字節跳動網絡技術有限公司 サブピクチャとスケーラビリティの組み合わせ
KR20220158713A (ko) * 2020-03-26 2022-12-01 알리바바 그룹 홀딩 리미티드 비디오 파라미터 세트 또는 시퀀스 파라미터 세트를 코딩 또는 디코딩하기 위한 방법
US11509920B2 (en) * 2020-03-27 2022-11-22 Tencent America LLC Indication of max sublayer numbers in multilayered video stream
US11228776B1 (en) * 2020-03-27 2022-01-18 Tencent America LLC Method for output layer set mode in multilayered video stream
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
US11818398B2 (en) * 2020-05-06 2023-11-14 Sharp Kabushiki Kaisha Systems and methods for signaling video parameter information in video coding
US11477471B2 (en) 2020-05-20 2022-10-18 Tencent America LLC Techniques for signaling combination of reference picture resampling and spatial scalability
WO2021241978A1 (ko) * 2020-05-25 2021-12-02 엘지전자 주식회사 멀티 레이어 기반 영상 코딩 장치 및 방법
WO2021252530A1 (en) * 2020-06-08 2021-12-16 Bytedance Inc. Constraints on decoding picture buffer
CN115769580A (zh) * 2020-06-09 2023-03-07 字节跳动有限公司 在视频子比特流提取中处理不同nal类型
TWI798714B (zh) * 2020-06-09 2023-04-11 弗勞恩霍夫爾協會 時間移動向量預測、層間參考及時間子層指示的視訊寫碼技術
CN115702566A (zh) * 2020-06-10 2023-02-14 Lg电子株式会社 基于子层级别信息的图像编码/解码方法和设备及存储比特流的记录介质
US11503342B2 (en) * 2020-06-10 2022-11-15 Sharp Kabushiki Kaisha Systems and methods for signaling sequence parameter information in video coding
KR102850965B1 (ko) 2020-06-20 2025-08-26 두인 비전 컴퍼니 리미티드 상이한 코딩 블록 크기를 이용한 계층간 예측
CN116210223B (zh) * 2020-09-22 2024-10-22 Lg电子株式会社 媒体文件处理方法及其装置
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
US11765376B2 (en) 2020-10-08 2023-09-19 Tencent America LLC Pruning methods and apparatuses for neural network based video coding
WO2022139261A1 (ko) * 2020-12-21 2022-06-30 엘지전자 주식회사 미디어 파일 처리 방법 및 장치
MX2024002395A (es) * 2021-08-26 2024-04-03 Guangdong Oppo Mobile Telecommunications Corp Ltd Extension del margen de operacion para una codificacion de video versatil.
CN120858575A (zh) * 2023-03-10 2025-10-28 字节跳动有限公司 神经网络后处理滤波器输入图片
TWI862229B (zh) * 2023-10-19 2024-11-11 大陸商星宸科技股份有限公司 視訊解碼方法及解碼裝置
CN120378624A (zh) * 2024-01-24 2025-07-25 华为技术有限公司 一种位流处理方法及装置

Family Cites Families (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8693549B2 (en) 2006-01-16 2014-04-08 Electronics And Telecommunications Research Institute Method and apparatus for selective inter-layer prediction on macroblock basis
WO2008060127A1 (en) * 2006-11-17 2008-05-22 Lg Electronics Inc. Method and apparatus for decoding/encoding a video signal
JP5833682B2 (ja) * 2011-03-10 2015-12-16 ヴィディオ・インコーポレーテッド スケーラブルなビデオ符号化のための依存性パラメータセット
US9131245B2 (en) * 2011-09-23 2015-09-08 Qualcomm Incorporated Reference picture list construction for video coding
WO2013162450A1 (en) * 2012-04-24 2013-10-31 Telefonaktiebolaget L M Ericsson (Publ) Encoding and deriving parameters for coded multi-layer video sequences
CN104604236B (zh) 2012-07-02 2017-12-15 诺基亚技术有限公司 用于视频编码的方法和装置
US9602827B2 (en) * 2012-07-02 2017-03-21 Qualcomm Incorporated Video parameter set including an offset syntax element
US9161039B2 (en) 2012-09-24 2015-10-13 Qualcomm Incorporated Bitstream properties in video coding
US10021394B2 (en) 2012-09-24 2018-07-10 Qualcomm Incorporated Hypothetical reference decoder parameters in video coding
US9432664B2 (en) * 2012-09-28 2016-08-30 Qualcomm Incorporated Signaling layer identifiers for operation points in video coding
US9781413B2 (en) 2012-10-02 2017-10-03 Qualcomm Incorporated Signaling of layer identifiers for operation points
US10116931B2 (en) * 2013-01-03 2018-10-30 Texas Instruments Incorporated Hierarchical inter-layer prediction in multi-loop scalable video coding
US20140218473A1 (en) * 2013-01-07 2014-08-07 Nokia Corporation Method and apparatus for video coding and decoding
US9992493B2 (en) * 2013-04-01 2018-06-05 Qualcomm Incorporated Inter-layer reference picture restriction for high level syntax-only scalable video coding
US20140301477A1 (en) * 2013-04-07 2014-10-09 Sharp Laboratories Of America, Inc. Signaling dpb parameters in vps extension and dpb operation
US9591321B2 (en) 2013-04-07 2017-03-07 Dolby International Ab Signaling change in output layer sets
SG10201700399VA (en) * 2013-04-07 2017-02-27 Dolby Int Ab Signaling change in output layer sets
US9565437B2 (en) * 2013-04-08 2017-02-07 Qualcomm Incorporated Parameter set designs for video coding extensions
US10003815B2 (en) * 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures
EP3020202B1 (en) * 2013-07-10 2019-09-04 Sharp Kabushiki Kaisha Scaling list signaling and parameter sets activation
WO2015008479A1 (en) * 2013-07-14 2015-01-22 Sharp Kabushiki Kaisha Signaling indications and constraints
US9578328B2 (en) * 2013-07-15 2017-02-21 Qualcomm Incorporated Cross-layer parallel processing and offset delay parameters for video coding
US9794579B2 (en) * 2013-07-15 2017-10-17 Qualcomm Incorporated Decoded picture buffer operations for video coding
KR20150009424A (ko) 2013-07-15 2015-01-26 한국전자통신연구원 시간적 서브 레이어 정보에 기반한 계층간 예측을 이용한 영상 부, 복호화 방법 및 그 장치
US9819941B2 (en) * 2013-10-10 2017-11-14 Qualcomm Incorporated Signaling for sub-decoded picture buffer (sub-DPB) based DPB operations in video coding
CN105519119B (zh) 2013-10-10 2019-12-17 夏普株式会社 图像解码装置
WO2015052942A1 (en) * 2013-10-11 2015-04-16 Sharp Kabushiki Kaisha Signaling information for coding
MY178305A (en) * 2013-10-11 2020-10-07 Vid Scale Inc High level syntax for hevc extensions
US10187662B2 (en) * 2013-10-13 2019-01-22 Sharp Kabushiki Kaisha Signaling parameters in video parameter set extension and decoder picture buffer operation
US10264272B2 (en) * 2013-10-15 2019-04-16 Qualcomm Incorporated Device and method for scalable coding of video information
WO2015102042A1 (en) * 2014-01-02 2015-07-09 Sharp Kabushiki Kaisha Parameter set signaling
JP2017510117A (ja) * 2014-01-02 2017-04-06 ヴィド スケール インコーポレイテッド Hevc拡張のサブビットストリーム抽出プロセス
JP6329246B2 (ja) * 2014-03-14 2018-05-23 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 画像復号装置
WO2015137432A1 (ja) 2014-03-14 2015-09-17 シャープ株式会社 画像復号装置、及び画像復号方法
US10250895B2 (en) * 2014-03-14 2019-04-02 Sharp Kabushiki Kaisha DPB capacity limits
US20150264404A1 (en) 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US9866869B2 (en) * 2014-03-17 2018-01-09 Qualcomm Incorporated POC value design for multi-layer video coding
US9794595B2 (en) * 2014-03-18 2017-10-17 Qualcomm Incorporated Derivation of end of sequence NAL unit information for multi-layer bitstreams
JP2015195543A (ja) 2014-03-26 2015-11-05 シャープ株式会社 画像復号装置、画像符号化装置
US9641851B2 (en) * 2014-04-18 2017-05-02 Qualcomm Incorporated Conformance window information in multi-layer coding
US9794626B2 (en) * 2014-05-01 2017-10-17 Qualcomm Incorporated Partitioning schemes in multi-layer video coding
US9699480B2 (en) * 2014-06-13 2017-07-04 Sharp Laboratories Of America, Inc. Level limits
EP2958329B1 (en) 2014-06-16 2018-12-05 Thomson Licensing Method for encoding and decoding an image block based on dynamic range extension, encoder and decoder
WO2015194179A1 (en) * 2014-06-17 2015-12-23 Sharp Kabushiki Kaisha Bitstream partitions operation
US10063867B2 (en) 2014-06-18 2018-08-28 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions
WO2015194183A1 (en) 2014-06-18 2015-12-23 Sharp Kabushiki Kaisha Slice Type and Decoder Conformance
US9918091B2 (en) * 2014-06-20 2018-03-13 Qualcomm Incorporated Systems and methods for assigning a minimum value to a syntax structure in a parameter set
US9756355B2 (en) 2014-06-20 2017-09-05 Qualcomm Incorporated Value ranges for syntax elements in video coding
US20150373343A1 (en) * 2014-06-20 2015-12-24 Qualcomm Incorporated Representation format update in multi-layer codecs
US10432951B2 (en) 2014-06-24 2019-10-01 Qualcomm Incorporated Conformance and inoperability improvements in multi-layer video coding
AU2014216056A1 (en) * 2014-08-25 2016-03-10 Canon Kabushiki Kaisha Method, apparatus and system for predicting a block of video samples
US20160112724A1 (en) * 2014-10-15 2016-04-21 Qualcomm Incorporated Hrd descriptor and buffer model of data streams for carriage of hevc extensions
US9538137B2 (en) * 2015-04-09 2017-01-03 Microsoft Technology Licensing, Llc Mitigating loss in inter-operability scenarios for digital video
US10542289B2 (en) 2015-07-16 2020-01-21 Dolby Laboratories Licensing Corporation Signal reshaping and coding for HDR and wide color gamut signals
US11979611B2 (en) * 2019-09-06 2024-05-07 Sharp Kabushiki Kaisha Systems and methods for signaling temporal sub-layer information in video coding
US11375223B2 (en) 2019-09-20 2022-06-28 Tencent America LLC Method for signaling output layer set with sub-picture
US11159827B2 (en) 2019-09-23 2021-10-26 Tencent America LLC Method for signaling output layer set with sub picture
EP4543004A1 (en) * 2019-09-24 2025-04-23 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods
CN117651135A (zh) * 2019-10-07 2024-03-05 华为技术有限公司 避免多层视频码流中的冗余指示
KR20220162742A (ko) 2020-03-30 2022-12-08 엘지전자 주식회사 Sps 내 ptl, dpb 및 hrd 관련 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
WO2021237183A1 (en) 2020-05-22 2021-11-25 Bytedance Inc. Signaling of coded picture buffer information 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
US11611752B2 (en) 2020-10-07 2023-03-21 Lemon Inc. Adaptation parameter set storage in video coding
EP4226631A4 (en) * 2020-10-07 2025-01-22 Nokia Technologies Oy CODED IMAGE WITH MIXED VCL-NAL UNIT
US12003777B2 (en) 2021-01-08 2024-06-04 Lemon Inc. Video decoder initialization information signaling

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Sachin Deshpande,On Video Parameter Set and Highest Temporal Sub-layer,Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 16th Meeting: Geneva, CH, 1-11 October 2019,JVET-P0185-v1,庁内DB(送付可),2019年09月24日,pp.1,3
Versatile Video Coding (Draft 6)<URL:https://jvet-experts.org/doc_end_user/documents/16_Geneva/wg11/JVET-P0205-v1.zip><JVET-P0205_Spec_based_on_JVET-O2001-vE.docx>,Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 15th Meeting: Gothenburg, SE, 3-12 July 2019,JVET-O2001-vE,庁内DB(送付可),2019年09月23日,1-6,86-87,154-157,399
Virginie Drugeon,AHG17: Presence of Video Parameter Set in bitstreams,Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 16th Meeting: Geneva, CH, 1-11 October 2019,JVET-P0205,庁内DB(送付可),2019年09月23日,pp.1,3

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