KR20250097977A - Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약 - Google Patents

Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약 Download PDF

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KR20250097977A
KR20250097977A KR1020257019956A KR20257019956A KR20250097977A KR 20250097977 A KR20250097977 A KR 20250097977A KR 1020257019956 A KR1020257019956 A KR 1020257019956A KR 20257019956 A KR20257019956 A KR 20257019956A KR 20250097977 A KR20250097977 A KR 20250097977A
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예-쿠이 왕
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후아웨이 테크놀러지 컴퍼니 리미티드
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  • 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)
KR1020257019956A 2019-10-07 2020-10-06 Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약 Pending KR20250097977A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962911808P 2019-10-07 2019-10-07
US62/911,808 2019-10-07
KR1020227015181A KR102822841B1 (ko) 2019-10-07 2020-10-06 Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약
PCT/US2020/054454 WO2021022273A1 (en) 2019-10-07 2020-10-06 Dpb size based reference picture entry constraints

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KR1020227015181A Division KR102822841B1 (ko) 2019-10-07 2020-10-06 Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약

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KR20250097977A true KR20250097977A (ko) 2025-06-30

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KR1020257019956A Pending KR20250097977A (ko) 2019-10-07 2020-10-06 Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약
KR1020227015375A Active KR102826626B1 (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지
KR1020257020611A Pending KR20250093594A (ko) 2019-10-07 2020-10-06 서브 비트스트림 추출의 오류 방지
KR1020227015331A Active KR102825281B1 (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지
KR1020267003854A Pending KR20260029411A (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서 중복 시그널링의 방지
KR1020227015181A Active KR102822841B1 (ko) 2019-10-07 2020-10-06 Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약
KR1020257020757A Pending KR20250099411A (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서의 중복 시그널링 방지
KR1020257020791A Pending KR20250099277A (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지
KR1020227015232A Active KR102824752B1 (ko) 2019-10-07 2020-10-06 서브 비트스트림 추출의 오류 방지
KR1020227015249A Ceased KR20220070325A (ko) 2019-10-07 2020-10-06 서브 비트스트림 추출의 sps 오류 방지
KR1020227015319A Active KR102925693B1 (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서 중복 시그널링의 방지
KR1020227015129A Active KR102825219B1 (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서의 중복 시그널링 방지
KR1020257021145A Pending KR20250100786A (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지

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KR1020227015375A Active KR102826626B1 (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지
KR1020257020611A Pending KR20250093594A (ko) 2019-10-07 2020-10-06 서브 비트스트림 추출의 오류 방지
KR1020227015331A Active KR102825281B1 (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지
KR1020267003854A Pending KR20260029411A (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서 중복 시그널링의 방지
KR1020227015181A Active KR102822841B1 (ko) 2019-10-07 2020-10-06 Dpb 사이즈 기반의 참조 픽쳐 엔트리 제약
KR1020257020757A Pending KR20250099411A (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서의 중복 시그널링 방지
KR1020257020791A Pending KR20250099277A (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지
KR1020227015232A Active KR102824752B1 (ko) 2019-10-07 2020-10-06 서브 비트스트림 추출의 오류 방지
KR1020227015249A Ceased KR20220070325A (ko) 2019-10-07 2020-10-06 서브 비트스트림 추출의 sps 오류 방지
KR1020227015319A Active KR102925693B1 (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서 중복 시그널링의 방지
KR1020227015129A Active KR102825219B1 (ko) 2019-10-07 2020-10-06 다중 계층 비디오 스트림에서의 중복 시그널링 방지
KR1020257021145A Pending KR20250100786A (ko) 2019-10-07 2020-10-06 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지

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EP (8) EP4032292A4 (https=)
JP (17) JP7451691B2 (https=)
KR (13) KR20250097977A (https=)
CN (18) CN114556946A (https=)
AU (7) AU2020319903B2 (https=)
BR (12) BR122022009663A2 (https=)
CA (4) CA3156987A1 (https=)
CL (4) CL2022000858A1 (https=)
ES (1) ES2989984T3 (https=)
HU (1) HUE068329T2 (https=)
IL (2) IL292060B2 (https=)
MX (8) MX2022004138A (https=)
PL (1) PL4032293T3 (https=)
PT (1) PT4032293T (https=)
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WO (7) WO2021022269A2 (https=)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113167732B (zh) * 2018-12-12 2025-01-28 株式会社岛津制作所 硫化学发光检测器
CN121099054A (zh) * 2019-09-11 2025-12-09 松下电器（美国）知识产权公司 编码装置、解码装置及计算机可读介质
KR102921564B1 (ko) * 2019-09-24 2026-01-30 후아웨이 테크놀러지 컴퍼니 리미티드 멀티뷰 스케일러빌리티를 위한 ols
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)
IL292060B2 (en) 2019-10-07 2026-01-01 Huawei Tech Co Ltd Avoiding unnecessary marking in bitmaps in multi-layered video
US12262040B2 (en) * 2019-12-06 2025-03-25 Sharp Kabushiki Kaisha Systems and methods for signaling temporal sublayer information in video coding
CN114902656B (zh) 2019-12-26 2025-03-21 字节跳动有限公司 对编解码比特流中的视频层的信令的约束
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
EP4082200A4 (en) * 2019-12-27 2023-07-05 Alibaba Group Holding Limited METHODS AND SYSTEMS FOR PERFORMING PROGRESSIVE DECODING REFRESH PROCESSING ON IMAGES
CN115244932B (zh) * 2019-12-30 2025-08-15 Lg电子株式会社 用于对dpb参数进行编码的图像解码方法及其装置
CN119676439A (zh) * 2019-12-30 2025-03-21 Lg电子株式会社 图像解码设备、图像编码设备和比特流发送设备
WO2021137589A1 (ko) * 2019-12-30 2021-07-08 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
WO2021137597A1 (ko) * 2019-12-30 2021-07-08 엘지전자 주식회사 Ols에 대한 dpb 파라미터를 사용하는 영상 디코딩 방법 및 그 장치
EP4074024A4 (en) 2020-01-09 2023-04-05 ByteDance Inc. SIGNALING THE PRESENCE OF INTER-LAYER REFERENCE IMAGES
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
WO2021190438A1 (en) * 2020-03-21 2021-09-30 Beijing Bytedance Network Technology Co., Ltd. Combination of subpictures and scalability
JP7681036B2 (ja) * 2020-03-26 2025-05-21 アリババ グループ ホウルディング リミテッド 映像パラメータセット又はシーケンスパラメータセットを符号化又は復号化するための方法
US11228776B1 (en) * 2020-03-27 2022-01-18 Tencent America LLC Method for output layer set mode in multilayered video stream
US11509920B2 (en) * 2020-03-27 2022-11-22 Tencent America LLC Indication of max sublayer numbers in multilayered video stream
KR102902579B1 (ko) 2020-04-19 2025-12-18 두인 비전 컴퍼니 리미티드 변환 스킵 잔차 코딩
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
EP4154523A4 (en) * 2020-06-08 2023-11-22 ByteDance Inc. Constraints of slice count in a coded video picture
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
WO2021252545A1 (en) * 2020-06-09 2021-12-16 Bytedance Inc. Signaling constraints in non-scalable nested video syntax elements
WO2021252531A1 (en) * 2020-06-09 2021-12-16 Bytedance Inc. Handling different nal types in video sub-bitstream extraction
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
US20240422363A1 (en) * 2021-08-26 2024-12-19 Guangdong Oppo Mobile Telecommunications Corp.,Ltd. History-based rice parameter derivations for wavefront parallel processing in video coding
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 (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101352978B1 (ko) 2006-01-16 2014-01-28 고려대학교 산학협력단 향상된 계층간 참조 영상 지정, 복호 방법 및 그 장치
US7742524B2 (en) * 2006-11-17 2010-06-22 Lg Electronics Inc. Method and apparatus for decoding/encoding a video signal using inter-layer prediction
CA2829493A1 (en) * 2011-03-10 2012-09-13 Vidyo, Inc. Dependency parameter set for scalable video coding
US9338474B2 (en) * 2011-09-23 2016-05-10 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
AU2013285333A1 (en) 2012-07-02 2015-02-05 Nokia Technologies Oy Method and apparatus for video coding
US9635369B2 (en) * 2012-07-02 2017-04-25 Qualcomm Incorporated Video parameter set including HRD parameters
US9351005B2 (en) * 2012-09-24 2016-05-24 Qualcomm Incorporated Bitstream conformance test in video coding
US9161039B2 (en) 2012-09-24 2015-10-13 Qualcomm Incorporated Bitstream properties 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
US9998735B2 (en) * 2013-04-01 2018-06-12 Qualcomm Incorporated Inter-layer reference picture restriction for high level syntax-only scalable video coding
KR102219909B1 (ko) * 2013-04-05 2021-02-24 삼성전자주식회사 멀티 레이어 비디오의 복호화 방법 및 장치, 멀티 레이어 비디오의 부호화 방법 및 장치
US9591321B2 (en) 2013-04-07 2017-03-07 Dolby International Ab Signaling change in output layer sets
US20140301477A1 (en) 2013-04-07 2014-10-09 Sharp Laboratories Of America, Inc. Signaling dpb parameters in vps extension and dpb operation
KR102383006B1 (ko) * 2013-04-07 2022-04-04 돌비 인터네셔널 에이비 출력 계층 세트들에서의 시그널링 변경
US9485508B2 (en) * 2013-04-08 2016-11-01 Qualcomm Incorporated Non-entropy encoded set of profile, tier, and level syntax structures
US10003815B2 (en) * 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures
US20160173887A1 (en) * 2013-07-10 2016-06-16 Sharp Kabushiki Kaisha Scaling list signaling and parameter sets activation
US10284862B2 (en) * 2013-07-14 2019-05-07 Sharp Kabushiki Kaisha Signaling indications and constraints
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
US9578328B2 (en) * 2013-07-15 2017-02-21 Qualcomm Incorporated Cross-layer parallel processing and offset delay parameters for video coding
US9266552B2 (en) 2013-08-05 2016-02-23 Rene Guerster Steering system for wheeled land vehicle
JPWO2015053330A1 (ja) 2013-10-10 2017-03-09 シャープ株式会社 画像復号装置
US9819941B2 (en) * 2013-10-10 2017-11-14 Qualcomm Incorporated Signaling for sub-decoded picture buffer (sub-DPB) based DPB operations in video coding
WO2015052942A1 (en) * 2013-10-11 2015-04-16 Sharp Kabushiki Kaisha Signaling information for coding
WO2015054634A2 (en) * 2013-10-11 2015-04-16 Vid Scale, Inc. High level syntax for hevc extensions
WO2015052943A1 (en) * 2013-10-13 2015-04-16 Sharp Kabushiki Kaisha Signaling parameters in vps extension and dpb operation
US10264272B2 (en) 2013-10-15 2019-04-16 Qualcomm Incorporated Device and method for scalable coding of video information
WO2015102959A1 (en) * 2014-01-02 2015-07-09 Vid Scale, Inc. Sub-bitstream extraction process for hevc extensions
WO2015102042A1 (en) * 2014-01-02 2015-07-09 Sharp Kabushiki Kaisha Parameter set signaling
US12177417B2 (en) * 2014-01-08 2024-12-24 Qualcomm Incorporated Support of non-HEVC base layer in HEVC multi-layer extensions
JP6465863B2 (ja) 2014-03-14 2019-02-06 シャープ株式会社 画像復号装置、画像復号方法及び記録媒体
US10250895B2 (en) * 2014-03-14 2019-04-02 Sharp Kabushiki Kaisha DPB capacity limits
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
US9866869B2 (en) * 2014-03-17 2018-01-09 Qualcomm Incorporated POC value design for multi-layer video coding
US20150264404A1 (en) 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
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
US10390087B2 (en) * 2014-05-01 2019-08-20 Qualcomm Incorporated Hypothetical reference decoder parameters for partitioning schemes in 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
US20170150160A1 (en) * 2014-06-17 2017-05-25 Sharp Kabushiki Kaisha Bitstream partitions operation
US9819948B2 (en) 2014-06-18 2017-11-14 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions
JP2017522792A (ja) * 2014-06-18 2017-08-10 シャープ株式会社 スライス・タイプおよびデコーダ適合性
US9756355B2 (en) * 2014-06-20 2017-09-05 Qualcomm Incorporated Value ranges for syntax elements in video coding
US9930340B2 (en) * 2014-06-20 2018-03-27 Qualcomm Incorporated Systems and methods for selectively performing a bitstream conformance check
US20150373350A1 (en) * 2014-06-20 2015-12-24 Qualcomm Incorporated Temporal motion vector prediction (tmvp) indication 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
EP3323243B1 (en) 2015-07-16 2022-01-19 Dolby Laboratories Licensing Corporation Signal reshaping and decoding for hdr 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
IL292060B2 (en) 2019-10-07 2026-01-01 Huawei Tech Co Ltd Avoiding unnecessary marking in bitmaps in multi-layered video
KR20260037179A (ko) 2020-03-30 2026-03-17 엘지전자 주식회사 Sps 내 ptl, dpb 및 hrd 관련 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
EP4144093A4 (en) 2020-05-22 2023-08-23 ByteDance Inc. SIGNALING OF IMAGE INFORMATION IN ACCESS UNITS
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
US11818371B2 (en) 2020-10-07 2023-11-14 Nokia Technologies Oy Coded picture with mixed VCL NAL unit type
US12003777B2 (en) 2021-01-08 2024-06-04 Lemon Inc. Video decoder initialization information signaling

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